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windows-xp/Source/XPSP1/NT/net/tapi/server/server.c

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/*++ BUILD Version: 0000 // Increment this if a change has global effects
Copyright (c) 1995-1998 Microsoft Corporation
Module Name:
server.c
Abstract:
Src module for tapi server
Author:
Dan Knudson (DanKn) 01-Apr-1995
Revision History:
--*/
#include "windows.h"
#include "stdio.h"
#include "stdlib.h"
#include "tchar.h"
#include "assert.h"
#include "process.h"
#include "winsvcp.h"
#include "tapi.h"
#include "tspi.h"
#include "utils.h"
#include "client.h"
#include "server.h"
#define INIT_FUNCTABLE
#include "private.h"
#undef INIT_FUNCTABLE
#include "tapsrv.h"
#include "tapiperf.h"
#include "winnetwk.h"
#include "buffer.h"
#include "line.h"
#include "tapihndl.h"
#include <tchar.h>
#include "loc_comn.h"
#include "tapimmc.h"
#include "resource.h"
//
// Bit flags to tell ServiceShutdown how much of the service has been initialized
//
#define SERVICE_INIT_TRACELOG 0x00000001
#define SERVICE_INIT_SCM_REGISTERED 0x00000002
#define SERVICE_INIT_LOCKTABLE 0x00000004
#define SERVICE_INIT_CRITSEC_SAFEMUTEX 0x00000008
#define SERVICE_INIT_CRITSEC_REMOTECLI 0x00000010
#define SERVICE_INIT_CRITSEC_PRILIST 0x00000020
#define SERVICE_INIT_CRITSEC_MGMTDLLS 0x00000040
#define SERVICE_INIT_CRITSEC_DLLLIST 0x00000080
#define SERVICE_INIT_CRITSEC_CLIENTHND 0x00000100
#define SERVICE_INIT_CRITSEC_CNCLIENTMSG 0x00000200
#define SERVICE_INIT_CRITSEC_DGCLIENTMSG 0x00000400
#define SERVICE_INIT_CRITSEC_GLOB_CRITSEC 0x00000800
#define SERVICE_INIT_CRITSEC_GLOB_REMOTESP 0x00001000
#define SERVICE_INIT_CRITSEC_MGMT 0x00002000
#define SERVICE_INIT_SPEVENT_HANDLER 0x00004000
#define SERVICE_INIT_MANAGEMENT_DLL 0x00008000
#define SERVICE_INIT_EVENT_NOTIFICATION 0x00010000
#define SERVICE_INIT_RPC 0x00020000
#if DBG
BOOL gbBreakOnLeak = FALSE;
BOOL gfBreakOnSeriousProblems = FALSE;
void
DumpHandleList();
#endif
extern const DWORD TapiPrimes[];
const TCHAR gszRegTapisrvSCPGuid[] = TEXT("TAPISRVSCPGUID");
// PERF
PERFBLOCK PerfBlock;
BOOL InitPerf();
TAPIGLOBALS TapiGlobals;
HANDLE ghTapisrvHeap, ghHandleTable;
HANDLE ghEventService;
HANDLE ghSCMAutostartEvent = NULL;
BOOL gbPriorityListsInitialized;
BOOL gbQueueSPEvents;
BOOL gfWeHadAtLeastOneClient;
BOOL gbSPEventHandlerThreadExit;
BOOL gbNTServer;
BOOL gbServerInited;
BOOL gbAutostartDone = FALSE;
HINSTANCE ghInstance;
CRITICAL_SECTION gSafeMutexCritSec,
gRemoteCliEventBufCritSec,
gPriorityListCritSec,
gManagementDllsCritSec,
gDllListCritSec,
gClientHandleCritSec,
gCnClientMsgPendingCritSec,
gDgClientMsgPendingCritSec,
gLockTableCritSecs[2];
#define MIN_WAIT_HINT 60000
DWORD gdwServiceState = SERVICE_START_PENDING,
gdwWaitHint = MIN_WAIT_HINT,
gdwCheckPoint = 0,
gdwDllIDs = 0,
gdwRpcTimeout = 30000,
gdwRpcRetryCount = 5,
gdwTotalAsyncThreads = 0,
gdwThreadsPerProcessor = 4,
guiAlignmentFaultEnabled = FALSE,
gdwTapiSCPTTL = 60 * 24;
gdwServiceInitFlags = 0;
DWORD gdwPointerToLockTableIndexBits;
CRITICAL_SECTION *gLockTable;
DWORD gdwNumLockTableEntries;
BOOL (WINAPI * pfnInitializeCriticalSectionAndSpinCount)
(LPCRITICAL_SECTION, DWORD);
LIST_ENTRY CnClientMsgPendingListHead;
LIST_ENTRY DgClientMsgPendingListHead;
SPEVENTHANDLERTHREADINFO gSPEventHandlerThreadInfo;
PSPEVENTHANDLERTHREADINFO aSPEventHandlerThreadInfo;
DWORD gdwNumSPEventHandlerThreads;
LONG glNumActiveSPEventHandlerThreads;
#if DBG
const TCHAR gszTapisrvDebugLevel[] = TEXT("TapiSrvDebugLevel");
const TCHAR gszBreakOnLeak[] = TEXT("BreakOnLeak");
#endif
const TCHAR gszProvider[] = TEXT("Provider");
const TCHAR gszNumLines[] = TEXT("NumLines");
const TCHAR gszUIDllName[] = TEXT("UIDllName");
const TCHAR gszNumPhones[] = TEXT("NumPhones");
const TCHAR gszSyncLevel[] = TEXT("SyncLevel");
const TCHAR gszProductType[] = TEXT("ProductType");
const TCHAR gszProductTypeServer[] = TEXT("ServerNT");
const TCHAR gszProductTypeLanmanNt[] = TEXT("LANMANNT");
const TCHAR gszProviderID[] = TEXT("ProviderID");
const TCHAR gszNumProviders[] = TEXT("NumProviders");
const TCHAR gszNextProviderID[] = TEXT("NextProviderID");
const TCHAR gszRequestMakeCallW[] = TEXT("RequestMakeCall");
const TCHAR gszRequestMediaCallW[] = TEXT("RequestMediaCall");
const TCHAR gszProviderFilename[] = TEXT("ProviderFilename");
const WCHAR gszMapperDll[] = L"MapperDll";
const WCHAR gszManagementDlls[] = L"ManagementDlls";
const TCHAR gszDomainName[] = TEXT("DomainName");
const TCHAR gszRegKeyHandoffPriorities[] = TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Telephony\\HandoffPriorities");
const TCHAR gszRegKeyHandoffPrioritiesMediaModes[] = TEXT("MediaModes");
const TCHAR gszRegKeyTelephony[] = TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Telephony");
const TCHAR gszRegKeyProviders[] = TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Telephony\\Providers");
const TCHAR gszRegKeyServer[] = TEXT("Software\\Microsoft\\Windows\\CurrentVersion\\Telephony\\Server");
const TCHAR gszRegKeyNTServer[] = TEXT("System\\CurrentControlSet\\Control\\ProductOptions");
const TCHAR
*gaszMediaModes[] =
{
TEXT(""),
TEXT("unknown"),
TEXT("interactivevoice"),
TEXT("automatedvoice"),
TEXT("datamodem"),
TEXT("g3fax"),
TEXT("tdd"),
TEXT("g4fax"),
TEXT("digitaldata"),
TEXT("teletex"),
TEXT("videotex"),
TEXT("telex"),
TEXT("mixed"),
TEXT("adsi"),
TEXT("voiceview"),
TEXT("video"),
NULL
};
// used for GetProcAddress calls, remain as ANSI
const char *gaszTSPIFuncNames[] =
{
"TSPI_lineAccept",
"TSPI_lineAddToConference",
"TSPI_lineAgentSpecific",
"TSPI_lineAnswer",
"TSPI_lineBlindTransfer",
"TSPI_lineClose",
"TSPI_lineCloseCall",
"TSPI_lineCompleteCall",
"TSPI_lineCompleteTransfer",
"TSPI_lineConditionalMediaDetection",
"TSPI_lineDevSpecific",
"TSPI_lineDevSpecificFeature",
"TSPI_lineDial",
"TSPI_lineDrop",
"TSPI_lineForward",
"TSPI_lineGatherDigits",
"TSPI_lineGenerateDigits",
"TSPI_lineGenerateTone",
"TSPI_lineGetAddressCaps",
"TSPI_lineGetAddressID",
"TSPI_lineGetAddressStatus",
"TSPI_lineGetAgentActivityList",
"TSPI_lineGetAgentCaps",
"TSPI_lineGetAgentGroupList",
"TSPI_lineGetAgentStatus",
"TSPI_lineGetCallAddressID",
"TSPI_lineGetCallInfo",
"TSPI_lineGetCallStatus",
"TSPI_lineGetDevCaps",
"TSPI_lineGetDevConfig",
"TSPI_lineGetExtensionID",
"TSPI_lineGetIcon",
"TSPI_lineGetID",
"TSPI_lineGetLineDevStatus",
"TSPI_lineGetNumAddressIDs",
"TSPI_lineHold",
"TSPI_lineMakeCall",
"TSPI_lineMonitorDigits",
"TSPI_lineMonitorMedia",
"TSPI_lineMonitorTones",
"TSPI_lineNegotiateExtVersion",
"TSPI_lineNegotiateTSPIVersion",
"TSPI_lineOpen",
"TSPI_linePark",
"TSPI_linePickup",
"TSPI_linePrepareAddToConference",
"TSPI_lineRedirect",
"TSPI_lineReleaseUserUserInfo",
"TSPI_lineRemoveFromConference",
"TSPI_lineSecureCall",
"TSPI_lineSelectExtVersion",
"TSPI_lineSendUserUserInfo",
"TSPI_lineSetAgentActivity",
"TSPI_lineSetAgentGroup",
"TSPI_lineSetAgentState",
"TSPI_lineSetAppSpecific",
"TSPI_lineSetCallData",
"TSPI_lineSetCallParams",
"TSPI_lineSetCallQualityOfService",
"TSPI_lineSetCallTreatment",
"TSPI_lineSetCurrentLocation",
"TSPI_lineSetDefaultMediaDetection",
"TSPI_lineSetDevConfig",
"TSPI_lineSetLineDevStatus",
"TSPI_lineSetMediaControl",
"TSPI_lineSetMediaMode",
"TSPI_lineSetStatusMessages",
"TSPI_lineSetTerminal",
"TSPI_lineSetupConference",
"TSPI_lineSetupTransfer",
"TSPI_lineSwapHold",
"TSPI_lineUncompleteCall",
"TSPI_lineUnhold",
"TSPI_lineUnpark",
"TSPI_phoneClose",
"TSPI_phoneDevSpecific",
"TSPI_phoneGetButtonInfo",
"TSPI_phoneGetData",
"TSPI_phoneGetDevCaps",
"TSPI_phoneGetDisplay",
"TSPI_phoneGetExtensionID",
"TSPI_phoneGetGain",
"TSPI_phoneGetHookSwitch",
"TSPI_phoneGetIcon",
"TSPI_phoneGetID",
"TSPI_phoneGetLamp",
"TSPI_phoneGetRing",
"TSPI_phoneGetStatus",
"TSPI_phoneGetVolume",
"TSPI_phoneNegotiateExtVersion",
"TSPI_phoneNegotiateTSPIVersion",
"TSPI_phoneOpen",
"TSPI_phoneSelectExtVersion",
"TSPI_phoneSetButtonInfo",
"TSPI_phoneSetData",
"TSPI_phoneSetDisplay",
"TSPI_phoneSetGain",
"TSPI_phoneSetHookSwitch",
"TSPI_phoneSetLamp",
"TSPI_phoneSetRing",
"TSPI_phoneSetStatusMessages",
"TSPI_phoneSetVolume",
"TSPI_providerCreateLineDevice",
"TSPI_providerCreatePhoneDevice",
"TSPI_providerEnumDevices",
"TSPI_providerFreeDialogInstance",
"TSPI_providerGenericDialogData",
"TSPI_providerInit",
"TSPI_providerShutdown",
"TSPI_providerUIIdentify",
"TSPI_lineMSPIdentify",
"TSPI_lineReceiveMSPData",
"TSPI_providerCheckForNewUser",
"TSPI_lineGetCallIDs",
"TSPI_lineGetCallHubTracking",
"TSPI_lineSetCallHubTracking",
"TSPI_providerPrivateFactoryIdentify",
"TSPI_lineDevSpecificEx",
"TSPI_lineCreateAgent",
"TSPI_lineCreateAgentSession",
"TSPI_lineGetAgentInfo",
"TSPI_lineGetAgentSessionInfo",
"TSPI_lineGetAgentSessionList",
"TSPI_lineGetQueueInfo",
"TSPI_lineGetGroupList",
"TSPI_lineGetQueueList",
"TSPI_lineSetAgentMeasurementPeriod",
"TSPI_lineSetAgentSessionState",
"TSPI_lineSetQueueMeasurementPeriod",
"TSPI_lineSetAgentStateEx",
"TSPI_lineGetProxyStatus",
"TSPI_lineCreateMSPInstance",
"TSPI_lineCloseMSPInstance",
NULL
};
// used for GetProcAddress calls, remain as ANSI
const char *gaszTCFuncNames[] =
{
"TAPICLIENT_Load",
"TAPICLIENT_Free",
"TAPICLIENT_ClientInitialize",
"TAPICLIENT_ClientShutdown",
"TAPICLIENT_GetDeviceAccess",
"TAPICLIENT_LineAddToConference",
"TAPICLIENT_LineBlindTransfer",
"TAPICLIENT_LineConfigDialog",
"TAPICLIENT_LineDial",
"TAPICLIENT_LineForward",
"TAPICLIENT_LineGenerateDigits",
"TAPICLIENT_LineMakeCall",
"TAPICLIENT_LineOpen",
"TAPICLIENT_LineRedirect",
"TAPICLIENT_LineSetCallData",
"TAPICLIENT_LineSetCallParams",
"TAPICLIENT_LineSetCallPrivilege",
"TAPICLIENT_LineSetCallTreatment",
"TAPICLIENT_LineSetCurrentLocation",
"TAPICLIENT_LineSetDevConfig",
"TAPICLIENT_LineSetLineDevStatus",
"TAPICLIENT_LineSetMediaControl",
"TAPICLIENT_LineSetMediaMode",
"TAPICLIENT_LineSetTerminal",
"TAPICLIENT_LineSetTollList",
"TAPICLIENT_PhoneConfigDialog",
"TAPICLIENT_PhoneOpen",
NULL
};
PTPROVIDER pRemoteSP;
extern WCHAR gszTapiAdministrators[];
extern WCHAR gszFileName[];
extern WCHAR gszLines[];
extern WCHAR gszPhones[];
extern WCHAR gszEmptyString[];
extern LPLINECOUNTRYLIST gpCountryList;
extern LPDEVICEINFOLIST gpLineInfoList;
extern LPDEVICEINFOLIST gpPhoneInfoList;
extern LPDWORD gpLineDevFlags;
extern DWORD gdwNumFlags;
extern FILETIME gftLineLastWrite;
extern FILETIME gftPhoneLastWrite;
extern CRITICAL_SECTION gMgmtCritSec;
extern BOOL gbLockMMCWrite;
#define POINTERTOTABLEINDEX(p) \
((((ULONG_PTR) p) >> 4) & gdwPointerToLockTableIndexBits)
#define LOCKTCLIENT(p) \
EnterCriticalSection(&gLockTable[POINTERTOTABLEINDEX(p)])
#define UNLOCKTCLIENT(p) \
LeaveCriticalSection(&gLockTable[POINTERTOTABLEINDEX(p)])
#if DBG
DWORD gdwDebugLevel;
DWORD gdwQueueDebugLevel = 0;
#endif
typedef struct
{
DWORD dwTickCount;
PTCLIENT ptClient;
} WATCHDOGSTRUCT, *PWATCHDOGSTRUCT;
struct
{
PHANDLE phThreads;
DWORD dwNumThreads;
PWATCHDOGSTRUCT pWatchDogStruct;
HANDLE hEvent;
BOOL bExit;
} gEventNotificationThreadParams;
struct
{
LONG lCookie;
LONG lNumRundowns;
BOOL bIgnoreRundowns;
} gRundownLock;
BOOL VerifyDomainName (HKEY hKey);
void
EventNotificationThread(
LPVOID pParams
);
#if MEMPHIS
VOID
ServiceMain(
DWORD dwArgc,
LPTSTR *lpszArgv
);
#else
VOID
WINAPI
ServiceMain (
DWORD dwArgc,
PWSTR* lpszArgv
);
#endif
void
PASCAL
LineEventProc(
HTAPILINE htLine,
HTAPICALL htCall,
DWORD dwMsg,
ULONG_PTR Param1,
ULONG_PTR Param2,
ULONG_PTR Param3
);
void
CALLBACK
LineEventProcSP(
HTAPILINE htLine,
HTAPICALL htCall,
DWORD dwMsg,
ULONG_PTR Param1,
ULONG_PTR Param2,
ULONG_PTR Param3
);
void
PASCAL
PhoneEventProc(
HTAPIPHONE htPhone,
DWORD dwMsg,
ULONG_PTR Param1,
ULONG_PTR Param2,
ULONG_PTR Param3
);
void
CALLBACK
PhoneEventProcSP(
HTAPIPHONE htPhone,
DWORD dwMsg,
ULONG_PTR Param1,
ULONG_PTR Param2,
ULONG_PTR Param3
);
PTLINELOOKUPENTRY
GetLineLookupEntry(
DWORD dwDeviceID
);
PTPHONELOOKUPENTRY
GetPhoneLookupEntry(
DWORD dwDeviceID
);
char *
PASCAL
MapResultCodeToText(
LONG lResult,
char *pszResult
);
DWORD
InitSecurityDescriptor(
PSECURITY_DESCRIPTOR pSecurityDescriptor,
PSID * ppSid,
PACL * ppDacl
);
void
PASCAL
GetMediaModesPriorityLists(
HKEY hKeyHandoffPriorities,
PRILISTSTRUCT ** ppList
);
void
PASCAL
GetPriorityList(
HKEY hKeyHandoffPriorities,
const TCHAR *pszListName,
WCHAR **ppszPriorityList
);
void
PASCAL
SetMediaModesPriorityList(
HKEY hKeyPri,
PRILISTSTRUCT * pPriListStruct
);
void
PASCAL
SetPriorityList(
HKEY hKeyHandoffPriorities,
const TCHAR *pszListName,
WCHAR *pszPriorityList
);
void
SPEventHandlerThread(
PSPEVENTHANDLERTHREADINFO pInfo
);
PTCLIENT
PASCAL
WaitForExclusiveClientAccess(
PTCLIENT ptClient
);
BOOL
IsNTServer(
void
);
void
CleanUpManagementMemory(
);
#if TELE_SERVER
void
ReadAndInitMapper();
void
ReadAndInitManagementDlls();
void
ManagementProc(
LONG l
);
void
GetManageDllListPointer(
PTMANAGEDLLLISTHEADER * ppDllList
);
void
FreeManageDllListPointer(
PTMANAGEDLLLISTHEADER pDllList
);
BOOL
GetTCClient(
PTMANAGEDLLINFO pDll,
PTCLIENT ptClient,
DWORD dwAPI,
HMANAGEMENTCLIENT *phClient
);
#endif
LRESULT
UpdateLastWriteTime (
BOOL bLine
);
LRESULT
BuildDeviceInfoList(
BOOL bLine
);
BOOL
CleanUpClient(
PTCLIENT ptClient,
BOOL bRundown
);
void
PASCAL
SendReinitMsgToAllXxxApps(
void
);
LONG
AppendNewDeviceInfo (
BOOL bLine,
DWORD dwDeviceID
);
DWORD
PASCAL
MyInitializeCriticalSection(
LPCRITICAL_SECTION pCriticalSection,
DWORD dwSpinCount
)
{
DWORD dwRet = 0;
__try
{
if (pfnInitializeCriticalSectionAndSpinCount)
{
(*pfnInitializeCriticalSectionAndSpinCount)(
pCriticalSection,
dwSpinCount
);
}
else
{
InitializeCriticalSection (pCriticalSection);
}
}
__except (EXCEPTION_EXECUTE_HANDLER)
{
dwRet = GetExceptionCode();
}
return dwRet;
}
#if MEMPHIS
VOID
__cdecl
main(
void
)
{
//
// On retail Memphis, don't show TAPISRV one the ALT-CTL-DEL task list
//
#if DBG
#else
RegisterServiceProcess( 0, RSP_SIMPLE_SERVICE );
#endif
LOG((TL_TRACE, "main: Calling ServiceMain (Win95)..."));
ServiceMain (0, NULL);
Sleep(0);
Sleep(0);
Sleep(0);
// ExitThread(0);
ExitProcess(0);
}
#else
BOOL
WINAPI
DllMain (
HINSTANCE hinst,
DWORD dwReason,
LPVOID pvReserved)
{
switch (dwReason) {
case DLL_PROCESS_ATTACH:
{
ghInstance = hinst;
DisableThreadLibraryCalls (hinst);
break;
}
case DLL_PROCESS_DETACH:
{
break;
}
}
return TRUE;
}
#endif
#if 0
void
PASCAL
SendAMsgToAllClients(
DWORD dwWantVersion,
ULONG_PTR Msg,
ULONG_PTR Param1,
ULONG_PTR Param2,
ULONG_PTR Param3
)
{
ASYNCEVENTMSG msg;
PTCLIENT ptClient = TapiGlobals.ptClients;
ZeroMemory (&msg, sizeof (ASYNCEVENTMSG));
msg.TotalSize = sizeof (ASYNCEVENTMSG);
msg.Msg = Msg;
msg.Param1 = Param1;
msg.Param2 = Param2;
msg.Param3 = Param3;
while (ptClient)
{
WriteEventBuffer(ptClient, &msg);
ptClient = ptClient->pNext;
}
}
#endif
BOOL
ReportStatusToSCMgr(
DWORD dwCurrentState,
DWORD dwWin32ExitCode,
DWORD dwCheckPoint,
DWORD dwWaitHint
)
{
SERVICE_STATUS ssStatus;
if (!TapiGlobals.sshStatusHandle)
{
LOG((TL_ERROR, "sshStatusHandle is NULL in ReportStatusToSCMgr"));
return FALSE;
}
ssStatus.dwServiceType = SERVICE_WIN32_SHARE_PROCESS;
ssStatus.dwCurrentState = dwCurrentState;
ssStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP |
SERVICE_ACCEPT_PAUSE_CONTINUE;
ssStatus.dwWin32ExitCode = dwWin32ExitCode;
ssStatus.dwServiceSpecificExitCode = 0;
ssStatus.dwCheckPoint = dwCheckPoint;
ssStatus.dwWaitHint = dwWaitHint;
SetServiceStatus (TapiGlobals.sshStatusHandle, &ssStatus);
return TRUE;
}
VOID
ServiceControl(
DWORD dwCtrlCode
)
{
LOG((TL_INFO, "Service control code=%ld", dwCtrlCode ));
if ( SERVICE_CONTROL_STOP == dwCtrlCode ||
SERVICE_CONTROL_SHUTDOWN == dwCtrlCode )
{
//
// This service was stopped - alert any active apps, allowing
// a little extra time for msg processing
//
LOG((TL_TRACE, "Somebody did a 'NET STOP TAPISRV'... exiting..."));
SendReinitMsgToAllXxxApps();
ReportStatusToSCMgr(
gdwServiceState = SERVICE_STOP_PENDING,
NO_ERROR,
(gdwCheckPoint = 0),
4000
);
Sleep (4000);
RpcServerUnregisterIf (tapsrv_ServerIfHandle, NULL, TRUE);
if (ghEventService)
{
SetEvent (ghEventService);
}
return;
}
if ( SERVICE_CONTROL_PAUSE == dwCtrlCode )
{
LOG((TL_TRACE,
"Somebody did a 'NET PAUSE TAPISRV'... not allowing new clients..."
));
TapiGlobals.dwFlags |= TAPIGLOBALS_PAUSED;
ReportStatusToSCMgr(
gdwServiceState = SERVICE_PAUSED,
NO_ERROR,
(gdwCheckPoint = 0),
0
);
return;
}
if ( SERVICE_CONTROL_CONTINUE == dwCtrlCode )
{
LOG((TL_TRACE,
"Somebody did a 'NET CONTINUE TAPISRV'... allowing new clients..."
));
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_PAUSED);
ReportStatusToSCMgr(
gdwServiceState = SERVICE_RUNNING,
NO_ERROR,
(gdwCheckPoint = 0),
0
);
return;
}
switch (gdwServiceState)
{
case SERVICE_START_PENDING:
case SERVICE_STOP_PENDING:
ReportStatusToSCMgr(
gdwServiceState,
NO_ERROR,
++gdwCheckPoint,
gdwWaitHint
);
break;
default:
ReportStatusToSCMgr(
gdwServiceState,
NO_ERROR,
0,
0
);
break;
}
}
VOID
CALLBACK
FreeContextCallback(
LPVOID Context,
LPVOID Context2
)
{
if (Context2)
{
//
// Special case: Context is a "fast" ptCallClient, that is
// a TCALLCLIENT embedded within a TCALL structure, so don't
// free it
//
}
else
{
//
// The general case, Context is the pointer to free
//
ServerFree (Context);
}
}
#if MEMPHIS
#define DEFAULTRPCMINCALLS 1
#define DEFAULTRPCMAXCALLS 20
#define RPCMAXMAX 2000
#define RPCMINMAX 100
#else
#define DEFAULTRPCMINCALLS 1
#define DEFAULTRPCMAXCALLS 500
#define RPCMAXMAX 20000
#define RPCMINMAX 1000
#endif
typedef struct _SERVICE_SHUTDOWN_PARAMS {
HANDLE hThreadMgmt;
PSID psid;
PACL pdacl;
} SERVICE_SHUTDOWN_PARAMS;
VOID CALLBACK ServiceShutdown (
PVOID lpParam,
BOOLEAN fTimeOut
);
#if MEMPHIS
VOID
ServiceMain(
DWORD dwArgc,
LPTSTR *lpszArgv
)
#else
VOID
WINAPI
ServiceMain (
DWORD dwArgc,
PWSTR* lpszArgv
)
#endif
{
DWORD dwMinCalls, dwMaxCalls, i;
#if MEMPHIS
HANDLE hEvent = NULL;
#endif
HANDLE hThreadMgmt;
BOOL bFatalError = FALSE;
assert(gdwServiceInitFlags == 0);
gdwServiceInitFlags = 0;
TRACELOGREGISTER(_T("tapisrv"));
gdwServiceInitFlags |= SERVICE_INIT_TRACELOG ;
//
// Initialize globals
//
ZeroMemory (&TapiGlobals, sizeof (TAPIGLOBALS));
TapiGlobals.ulPermMasks = EM_ALL;
TapiGlobals.hProcess = GetCurrentProcess();
TapiGlobals.hLineIcon = LoadIcon (ghInstance, MAKEINTRESOURCE(IDI_LINE_ICON));
TapiGlobals.hPhoneIcon = LoadIcon (ghInstance, MAKEINTRESOURCE(IDI_PHONE_ICON));
gbPriorityListsInitialized = FALSE;
gbQueueSPEvents = FALSE;
gfWeHadAtLeastOneClient = FALSE;
CnClientMsgPendingListHead.Flink =
CnClientMsgPendingListHead.Blink = &CnClientMsgPendingListHead;
DgClientMsgPendingListHead.Flink =
DgClientMsgPendingListHead.Blink = &DgClientMsgPendingListHead;
gdwNumSPEventHandlerThreads = 0;
glNumActiveSPEventHandlerThreads = 0;
pRemoteSP = (PTPROVIDER) NULL;
gbSPEventHandlerThreadExit = FALSE;
gRundownLock.lCookie = 0;
gRundownLock.lNumRundowns = 0;
gLockTable = NULL;
gdwNumLockTableEntries = 0;
gpCountryList = NULL;
gpLineInfoList = NULL;
gpPhoneInfoList = NULL;
gpLineDevFlags = NULL;
gdwNumFlags = 0;
gbLockMMCWrite = FALSE;
gdwServiceState = SERVICE_START_PENDING,
gdwWaitHint = MIN_WAIT_HINT,
gdwCheckPoint = 0,
gdwDllIDs = 0,
gdwRpcRetryCount = 5,
gdwTotalAsyncThreads = 0,
gdwThreadsPerProcessor = 4;
gbNTServer = IsNTServer();
ghEventService = CreateEvent(NULL, TRUE, FALSE, NULL);
gbAutostartDone = FALSE;
#if defined(_ALPHA_)
guiAlignmentFaultEnabled = SetErrorMode(0);
SetErrorMode(guiAlignmentFaultEnabled);
guiAlignmentFaultEnabled = !(guiAlignmentFaultEnabled
& SEM_NOALIGNMENTFAULTEXCEPT);
#else
guiAlignmentFaultEnabled = 0;
#endif
#if MEMPHIS
{
#else
//
// Register the service control handler & report status to sc mgr
//
TapiGlobals.sshStatusHandle = RegisterServiceCtrlHandler(
TEXT("tapisrv"),
ServiceControl
);
if (NULL == TapiGlobals.sshStatusHandle)
{
LOG((TL_TRACE, "ServiceMain: RegisterServiceCtrlHandler failed, error x%x",
GetLastError() ));
bFatalError = TRUE;
}
else
{
gdwServiceInitFlags |= SERVICE_INIT_SCM_REGISTERED;
}
if (!bFatalError)
{
ReportStatusToSCMgr(
(gdwServiceState = SERVICE_START_PENDING),
// service state
NO_ERROR, // exit code
(gdwCheckPoint = 0), // checkpoint
gdwWaitHint // wait hint
);
#endif
if (!(ghTapisrvHeap = HeapCreate (0, 0x10000, 0)))
{
ghTapisrvHeap = GetProcessHeap();
}
ghHandleTable = CreateHandleTable(
ghTapisrvHeap,
FreeContextCallback,
0x10000,
0x7fffffff
);
#if MEMPHIS
#else
InitPerf();
#endif
(FARPROC) pfnInitializeCriticalSectionAndSpinCount = GetProcAddress(
GetModuleHandle (TEXT("kernel32.dll")),
"InitializeCriticalSectionAndSpinCount"
);
ghSCMAutostartEvent = OpenEvent(
SYNCHRONIZE,
FALSE,
SC_AUTOSTART_EVENT_NAME
);
if (NULL == ghSCMAutostartEvent)
{
LOG((TL_ERROR,
"OpenEvent ('%s') failed, err=%d",
SC_AUTOSTART_EVENT_NAME,
GetLastError()
));
}
}
//
// Grab relevent values from the registry
//
if (!bFatalError)
{
HKEY hKey;
const TCHAR szRPCMinCalls[] = TEXT("Min");
const TCHAR szRPCMaxCalls[] = TEXT("Max");
const TCHAR szTapisrvWaitHint[] = TEXT("TapisrvWaitHint");
const TCHAR szRPCTimeout[] = TEXT("RPCTimeout");
#if DBG
gdwDebugLevel = 0;
#endif
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_QUERY_VALUE | KEY_SET_VALUE,
&hKey
) == ERROR_SUCCESS)
{
DWORD dwDataSize = sizeof (DWORD), dwDataType;
#if DBG
RegQueryValueEx(
hKey,
gszTapisrvDebugLevel,
0,
&dwDataType,
(LPBYTE) &gdwDebugLevel,
&dwDataSize
);
dwDataSize = sizeof (DWORD);
RegQueryValueEx(
hKey,
gszBreakOnLeak,
0,
&dwDataType,
(LPBYTE)&gbBreakOnLeak,
&dwDataSize
);
dwDataSize = sizeof (DWORD);
RegQueryValueEx(
hKey,
TEXT("BreakOnSeriousProblems"),
0,
&dwDataType,
(LPBYTE) &gfBreakOnSeriousProblems,
&dwDataSize
);
dwDataSize = sizeof(DWORD);
#endif
RegQueryValueEx(
hKey,
szTapisrvWaitHint,
0,
&dwDataType,
(LPBYTE) &gdwWaitHint,
&dwDataSize
);
gdwWaitHint = (gdwWaitHint < MIN_WAIT_HINT ?
MIN_WAIT_HINT : gdwWaitHint);
dwDataSize = sizeof (DWORD);
if (RegQueryValueEx(
hKey,
szRPCMinCalls,
NULL,
&dwDataType,
(LPBYTE) &dwMinCalls,
&dwDataSize
) != ERROR_SUCCESS)
{
dwMinCalls = DEFAULTRPCMINCALLS;
}
dwDataSize = sizeof (DWORD);
if (RegQueryValueEx(
hKey,
TEXT("TapiScpTTL"),
NULL,
&dwDataType,
(LPBYTE) &gdwTapiSCPTTL,
&dwDataSize
) != ERROR_SUCCESS)
{
gdwTapiSCPTTL = 60 * 24; // default to 24 hours
}
if (gdwTapiSCPTTL < 60)
{
gdwTapiSCPTTL = 60; // 60 minute TTL as the minimum
}
dwDataSize = sizeof (DWORD);
if (RegQueryValueEx(
hKey,
szRPCMaxCalls,
NULL,
&dwDataType,
(LPBYTE) &dwMaxCalls,
&dwDataSize
) != ERROR_SUCCESS)
{
dwMaxCalls = DEFAULTRPCMAXCALLS;
}
LOG((TL_INFO,
"RPC min calls %lu RPC max calls %lu",
dwMinCalls,
dwMaxCalls
));
// check values
if (dwMaxCalls == 0)
{
LOG((TL_INFO,
"RPC max at 0. Changed to %lu",
DEFAULTRPCMAXCALLS
));
dwMaxCalls = DEFAULTRPCMAXCALLS;
}
if (dwMinCalls == 0)
{
LOG((TL_INFO,
"RPC min at 0. Changed to %lu",
DEFAULTRPCMINCALLS
));
dwMinCalls = DEFAULTRPCMINCALLS;
}
if (dwMaxCalls > RPCMAXMAX)
{
LOG((TL_INFO,
"RPC max too high at %lu. Changed to %lu",
dwMaxCalls,
RPCMAXMAX
));
dwMaxCalls = RPCMAXMAX;
}
if (dwMinCalls > dwMaxCalls)
{
LOG((TL_INFO,
"RPC min greater than RPC max. Changed to %lu",
dwMaxCalls
));
dwMinCalls = dwMaxCalls;
}
if (dwMinCalls > RPCMINMAX)
{
LOG((TL_INFO,
"RPC min greater than allowed at %lu. Changed to %lu",
dwMinCalls, RPCMINMAX
));
dwMinCalls = RPCMINMAX;
}
dwDataSize = sizeof (DWORD);
if (RegQueryValueEx(
hKey,
szRPCTimeout,
NULL,
&dwDataType,
(LPBYTE) &gdwRpcTimeout,
&dwDataSize
) != ERROR_SUCCESS)
{
gdwRpcTimeout = 30000;
}
VerifyDomainName (hKey);
RegCloseKey (hKey);
}
}
LOG((TL_TRACE, "ServiceMain: enter"));
//
// More server-only reg stuff
//
#if TELE_SERVER
if (!bFatalError)
{
HKEY hKey;
DWORD dwDataSize;
DWORD dwDataType;
DWORD dwTemp;
TCHAR szProductType[64];
//
// Get the "Server" reg settings
//
// It would have made more sense if this reg value were named
// "EnableSharing", but we have to support what's out there
// already...
//
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyServer,
0,
KEY_QUERY_VALUE,
&hKey
) == ERROR_SUCCESS)
{
dwDataSize = sizeof (dwTemp);
dwTemp = 1; // default is sharing == disabled
if (RegQueryValueEx(
hKey,
TEXT("DisableSharing"),
0,
&dwDataType,
(LPBYTE) &dwTemp,
&dwDataSize
) == ERROR_SUCCESS)
{
if (dwTemp == 0)
{
TapiGlobals.dwFlags |= TAPIGLOBALS_SERVER;
}
}
gdwTotalAsyncThreads = 0;
dwDataSize = sizeof (DWORD);
RegQueryValueEx(
hKey,
TEXT("TotalAsyncThreads"),
0,
&dwDataType,
(LPBYTE) &gdwTotalAsyncThreads,
&dwDataSize
);
if (gdwTotalAsyncThreads)
{
LOG((TL_INFO,
"Setting total async threads to %d", gdwTotalAsyncThreads
));
}
gdwThreadsPerProcessor = 4;
dwDataSize = sizeof (DWORD);
RegQueryValueEx(
hKey,
TEXT("ThreadsPerProcessor"),
0,
&dwDataType,
(LPBYTE) &gdwThreadsPerProcessor,
&dwDataSize
);
LOG((TL_INFO, "Threads per processor is %d", gdwThreadsPerProcessor));
RegCloseKey( hKey );
}
//
// Now check to see if this is really running on NT Server.
// If not, then, turn off the SERVER bit in dwFlags.
//
if (!gbNTServer)
{
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
}
}
#endif
//
// Init the lock table
//
if (!bFatalError)
{
HKEY hKey;
DWORD i,
dwLockTableNumEntries,
dwDataSize = sizeof(DWORD),
dwDataType,
dwBitMask;
BOOL bException = FALSE;
#define MIN_HANDLE_BUCKETS 8
#define MAX_HANDLE_BUCKETS 128
dwLockTableNumEntries = (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER ?
32 : MIN_HANDLE_BUCKETS);
//
// Retrieve registry override settings, if any
//
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_QUERY_VALUE,
&hKey
) == ERROR_SUCCESS)
{
RegQueryValueExW(
hKey,
L"TapisrvNumHandleBuckets",
0,
&dwDataType,
(LPBYTE) &dwLockTableNumEntries,
&dwDataSize
);
//RegQueryValueExW(
// hKey,
// L"TapisrvSpinCount",
// 0,
// &dwDataType,
// (LPBYTE) &gdwSpinCount,
// &dwDataSize
// );
RegCloseKey (hKey);
}
//
// Determine a reasonable number of lock table entries, which
// is some number == 2**N within min/max possible values
//
if (dwLockTableNumEntries > MAX_HANDLE_BUCKETS)
{
dwLockTableNumEntries = MAX_HANDLE_BUCKETS;
}
else if (dwLockTableNumEntries < MIN_HANDLE_BUCKETS)
{
dwLockTableNumEntries = MIN_HANDLE_BUCKETS;
}
for(
dwBitMask = MAX_HANDLE_BUCKETS;
(dwBitMask & dwLockTableNumEntries) == 0;
dwBitMask >>= 1
);
dwLockTableNumEntries = dwBitMask;
//
// Calculate pointer-to-lock-table-index conversion value
// (significant bits)
//
gdwPointerToLockTableIndexBits = dwLockTableNumEntries - 1;
//gdwSpinCount = ( gdwSpinCount > MAX_SPIN_COUNT ?
// MAX_SPIN_COUNT : gdwSpinCount );
//
// Alloc & init the lock table
//
if (!(gLockTable = ServerAlloc(
dwLockTableNumEntries * sizeof (CRITICAL_SECTION)
)))
{
gLockTable = gLockTableCritSecs;
dwLockTableNumEntries = sizeof(gLockTableCritSecs)
/ sizeof(CRITICAL_SECTION);
gdwPointerToLockTableIndexBits = dwLockTableNumEntries - 1;
}
for (i = 0; i < dwLockTableNumEntries; i++)
{
if ( NO_ERROR != MyInitializeCriticalSection (&gLockTable[i], 1000) )
{
bException = TRUE;
break;
}
}
if (bException)
{
bFatalError = TRUE;
LOG((TL_ERROR, "Exception in InitializeCriticalSection" ));
for (; i > 0; i--)
{
DeleteCriticalSection (&gLockTable[i-1]);
}
if (gLockTable != gLockTableCritSecs)
{
ServerFree (gLockTable);
}
gLockTable = NULL;
}
else
{
gdwNumLockTableEntries = dwLockTableNumEntries;
gdwServiceInitFlags |= SERVICE_INIT_LOCKTABLE;
}
}
bFatalError = bFatalError || MyInitializeCriticalSection (&gSafeMutexCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_SAFEMUTEX;
bFatalError = bFatalError || MyInitializeCriticalSection (&gRemoteCliEventBufCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_REMOTECLI;
bFatalError = bFatalError || MyInitializeCriticalSection (&gPriorityListCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_PRILIST;
bFatalError = bFatalError || MyInitializeCriticalSection (&gManagementDllsCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_MGMTDLLS;
bFatalError = bFatalError || MyInitializeCriticalSection (&gDllListCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_DLLLIST;
bFatalError = bFatalError || MyInitializeCriticalSection (&gClientHandleCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_CLIENTHND;
bFatalError = bFatalError || MyInitializeCriticalSection (&gCnClientMsgPendingCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_CNCLIENTMSG;
bFatalError = bFatalError || MyInitializeCriticalSection (&gDgClientMsgPendingCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_DGCLIENTMSG;
bFatalError = bFatalError || TapiMyInitializeCriticalSection (&TapiGlobals.CritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_GLOB_CRITSEC;
bFatalError = bFatalError || MyInitializeCriticalSection (&TapiGlobals.RemoteSPCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_GLOB_REMOTESP;
bFatalError = bFatalError || MyInitializeCriticalSection (&gMgmtCritSec, 200);
if(!bFatalError)
gdwServiceInitFlags |= SERVICE_INIT_CRITSEC_MGMT;
if (!bFatalError)
{
DWORD dwTID, i;
HANDLE hThread;
SYSTEM_INFO SystemInfo;
BOOL bError = FALSE;
//
// Start a thread for as many processors there are
//
SystemInfo.dwNumberOfProcessors = 1;
GetSystemInfo( &SystemInfo );
aSPEventHandlerThreadInfo = ServerAlloc(
SystemInfo.dwNumberOfProcessors * sizeof (SPEVENTHANDLERTHREADINFO)
);
if (!aSPEventHandlerThreadInfo)
{
aSPEventHandlerThreadInfo = &gSPEventHandlerThreadInfo;
SystemInfo.dwNumberOfProcessors = 1;
}
for (i = 0; i < SystemInfo.dwNumberOfProcessors; i++)
{
if ( NO_ERROR != MyInitializeCriticalSection(
&aSPEventHandlerThreadInfo[i].CritSec,
1000
)
)
{
bError = TRUE;
LOG((TL_ERROR, "Exception in InitializeCriticalSection"));
break;
}
InitializeListHead (&aSPEventHandlerThreadInfo[i].ListHead);
aSPEventHandlerThreadInfo[i].hEvent = CreateEvent(
(LPSECURITY_ATTRIBUTES) NULL,
TRUE, // manual reset
FALSE, // non-signaled
NULL // unnamed
);
if (aSPEventHandlerThreadInfo[i].hEvent == NULL)
{
bError = TRUE;
LOG((TL_ERROR,
"CreateEvent('SPEventHandlerThread') " \
"(Proc%d)failed, err=%d",
SystemInfo.dwNumberOfProcessors,
GetLastError()
));
DeleteCriticalSection(&aSPEventHandlerThreadInfo[i].CritSec);
break;
}
if ((hThread = CreateThread(
(LPSECURITY_ATTRIBUTES) NULL,
0,
(LPTHREAD_START_ROUTINE) SPEventHandlerThread,
(LPVOID) (aSPEventHandlerThreadInfo +
gdwNumSPEventHandlerThreads),
0,
&dwTID
)))
{
gdwNumSPEventHandlerThreads++;
CloseHandle (hThread);
}
else
{
LOG((TL_ERROR,
"CreateThread('SPEventHandlerThread') " \
"(Proc%d)failed, err=%d",
SystemInfo.dwNumberOfProcessors,
GetLastError()
));
}
}
if (bError && i == 0)
{
bFatalError = TRUE;
}
else
{
glNumActiveSPEventHandlerThreads = (LONG) gdwNumSPEventHandlerThreads;
gdwServiceInitFlags |= SERVICE_INIT_SPEVENT_HANDLER;
}
}
//
// Init some globals
//
#if TELE_SERVER
TapiGlobals.pIDArrays = NULL;
#endif
if (!bFatalError)
{
DWORD dwSize = (MAX_COMPUTERNAME_LENGTH + 1) * sizeof(WCHAR);
TapiGlobals.pszComputerName = ServerAlloc (dwSize);
if (TapiGlobals.pszComputerName)
{
#ifdef PARTIAL_UNICODE
{
CHAR buf[MAX_COMPUTERNAME_LENGTH + 1];
GetComputerName (buf, &dwSize);
MultiByteToWideChar(
GetACP(),
MB_PRECOMPOSED,
buf,
dwSize,
TapiGlobals.pszComputerName,
dwSize
);
}
#else
GetComputerNameW(TapiGlobals.pszComputerName, &dwSize);
#endif
TapiGlobals.dwComputerNameSize = (1 +
lstrlenW(TapiGlobals.pszComputerName)) * sizeof(WCHAR);
}
}
#if TELE_SERVER
if (!bFatalError)
{
ReadAndInitMapper();
ReadAndInitManagementDlls();
gdwServiceInitFlags |= SERVICE_INIT_MANAGEMENT_DLL;
}
//
// Alloc the EventNotificationThread resources and start the thread
//
if ( !bFatalError && (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
{
DWORD dwID;
// now start a thread to wait for changes to the managementdll key
hThreadMgmt = CreateThread(
NULL,
0,
(LPTHREAD_START_ROUTINE)ManagementProc,
0,
0,
&dwID
);
if (!(gEventNotificationThreadParams.hEvent = CreateEvent(
(LPSECURITY_ATTRIBUTES) NULL, // no security attrs
TRUE, // manual reset
FALSE, // initially non-signaled
NULL // unnamed
)))
{
}
gEventNotificationThreadParams.bExit = FALSE;
{
DWORD dwTID, dwCount;
SYSTEM_INFO SystemInfo;
//
// Start a thread for as many processors there are
//
GetSystemInfo( &SystemInfo );
if (gdwTotalAsyncThreads)
{
dwCount = gdwTotalAsyncThreads;
}
else
{
dwCount = SystemInfo.dwNumberOfProcessors *
gdwThreadsPerProcessor;
}
if (dwCount <= 0)
{
dwCount = 1;
}
while (dwCount > 0)
{
gEventNotificationThreadParams.phThreads =
ServerAlloc( sizeof (HANDLE) * dwCount );
if (!gEventNotificationThreadParams.phThreads)
{
--dwCount;
continue;
}
gEventNotificationThreadParams.pWatchDogStruct =
ServerAlloc( sizeof (WATCHDOGSTRUCT) * dwCount );
if (!gEventNotificationThreadParams.pWatchDogStruct)
{
ServerFree (gEventNotificationThreadParams.phThreads);
--dwCount;
continue;
}
break;
}
gEventNotificationThreadParams.dwNumThreads = dwCount;
for (i = 0; i < gEventNotificationThreadParams.dwNumThreads;)
{
if ((gEventNotificationThreadParams.phThreads[i] =
CreateThread(
(LPSECURITY_ATTRIBUTES) NULL,
0,
(LPTHREAD_START_ROUTINE) EventNotificationThread,
(LPVOID) ULongToPtr(i),
0,
&dwTID
)))
{
i++;
}
else
{
LOG((TL_ERROR,
"CreateThread('EventNotificationThread') failed, " \
"err=%d",
GetLastError()
));
gEventNotificationThreadParams.dwNumThreads--;
}
}
}
gdwServiceInitFlags |= SERVICE_INIT_EVENT_NOTIFICATION;
}
#endif
//
// Init Rpc server
//
gRundownLock.bIgnoreRundowns = FALSE;
{
RPC_STATUS status;
unsigned int fDontWait = FALSE;
BOOL fInited = FALSE;
SECURITY_DESCRIPTOR sd;
PSID psid = NULL;
PACL pdacl = NULL;
static SERVICE_SHUTDOWN_PARAMS s_ssp;
HANDLE hWait;
InitSecurityDescriptor (&sd, &psid, &pdacl);
s_ssp.hThreadMgmt = hThreadMgmt;
s_ssp.psid = psid;
s_ssp.pdacl = pdacl;
if (!bFatalError)
{
if (gbNTServer)
{
status = RpcServerUseProtseqEp(
TEXT("ncacn_np"),
(unsigned int) dwMaxCalls,
TEXT("\\pipe\\tapsrv"),
NULL
);
if (status)
{
LOG((TL_TRACE, "RpcServerUseProtseqEp(np) ret'd %d", status));
}
}
status = RpcServerUseProtseqEp(
TEXT("ncalrpc"),
(unsigned int) dwMaxCalls,
TEXT("tapsrvlpc"),
&sd
);
if (status)
{
LOG((TL_TRACE, "RpcServerUseProtseqEp(lrpc) ret'd %d", status));
}
status = RpcServerRegisterAuthInfo(
NULL,
RPC_C_AUTHN_WINNT,
NULL,
NULL
);
if (status)
{
LOG((TL_TRACE, "RpcServerRegisterAuthInfo ret'd %d", status));
}
#if MEMPHIS
if (!(hEvent = CreateEvent (NULL, TRUE, FALSE, "TapiSrvInited")))
{
LOG((TL_ERROR,
"CreateEvent ('TapiSrvInited') failed, err=%d",
GetLastError()
));
}
SetEvent (hEvent);
#else
ReportStatusToSCMgr(
(gdwServiceState = SERVICE_RUNNING),
// service state
NO_ERROR, // exit code
0, // checkpoint
0 // wait hint
);
#endif
status = RpcServerListen(
(unsigned int)dwMinCalls,
(unsigned int)dwMaxCalls,
TRUE
);
if (status)
{
LOG((TL_TRACE, "RpcServerListen ret'd %d", status));
}
status = RpcServerRegisterIfEx(
tapsrv_ServerIfHandle, // interface to register
NULL, // MgrTypeUuid
NULL, // MgrEpv; null means use default
RPC_IF_AUTOLISTEN | RPC_IF_ALLOW_SECURE_ONLY,
dwMaxCalls,
NULL
);
if (status)
{
LOG((TL_TRACE, "RpcServerRegisterIfEx ret'd %d", status));
}
//
// In TAPI server machine with a few thousands of lines or more,
// ServerInit will take considerable amount of time, the
// first user who does a lineInitialize will be hit with this
// delay. Also the first person who does MMC management will also
// hit a delay waiting for the server to collect information. Both
// affects people's perception of TAPI performance.
//
// Solution:
// 1. We put ServerInit to be done immediately after the server
// is up. This way, as long as user does not come too fast, he won't
// be penalized for being the first.
// 2. We now try to build the management cache immediately
// instead of waiting until MMC is used. This way, when MMC is started
// the user do not have to wait.
//
// Of course, in both of the above cases, if a user tries to use
// TAPI server before all the dusts settle down. He will have to
// wait.
//
gbServerInited = FALSE;
if (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER)
{
TapiEnterCriticalSection (&TapiGlobals.CritSec);
if (TapiGlobals.dwNumLineInits == 0 &&
TapiGlobals.dwNumPhoneInits == 0)
{
if (ServerInit(FALSE) == S_OK)
{
gbServerInited = TRUE;
}
}
// Holde a reference here to prevent ServerShutdown
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
UpdateTapiSCP (TRUE, NULL, NULL);
EnterCriticalSection (&gMgmtCritSec);
UpdateLastWriteTime(TRUE);
BuildDeviceInfoList(TRUE);
UpdateLastWriteTime(FALSE);
BuildDeviceInfoList(FALSE);
LeaveCriticalSection (&gMgmtCritSec);
}
gdwServiceInitFlags |= SERVICE_INIT_RPC;
if (ghEventService == NULL ||
!RegisterWaitForSingleObject(
&hWait,
ghEventService,
ServiceShutdown,
(PVOID)&s_ssp,
INFINITE,
WT_EXECUTEONLYONCE
)
)
{
ServiceShutdown ((PVOID) &s_ssp, FALSE);
}
}
if (bFatalError)
{
ServiceShutdown ((PVOID) &s_ssp, FALSE);
}
}
}
VOID CALLBACK ServiceShutdown (
PVOID lpParam,
BOOLEAN fTimeOut
)
{
SERVICE_SHUTDOWN_PARAMS *pssp = (SERVICE_SHUTDOWN_PARAMS *)lpParam;
HANDLE hThreadMgmt;
PSID psid;
PACL pdacl;
DWORD i;
if (pssp == NULL)
{
return;
}
hThreadMgmt = pssp->hThreadMgmt;
psid = pssp->psid;
pdacl = pssp->pdacl;
// Mark Tapi server to be inactive for service stop
if (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER)
{
// Wait max 20 seconds for Management thread to terminiate
if (hThreadMgmt)
{
WaitForSingleObject (hThreadMgmt, 20000);
CloseHandle (hThreadMgmt);
}
}
if (gbNTServer && (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_GLOB_CRITSEC) )
{
TapiEnterCriticalSection (&TapiGlobals.CritSec);
if (TapiGlobals.dwNumLineInits == 0 &&
TapiGlobals.dwNumPhoneInits == 0 &&
gbServerInited
)
{
ServerShutdown();
}
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
}
ServerFree (psid);
ServerFree (pdacl);
gbSPEventHandlerThreadExit = TRUE;
//
// If there are any clients left then tear them down. This will
// cause any existing service providers to get unloaded, etc.
//
{
PTCLIENT ptClient;
while ((ptClient = TapiGlobals.ptClients) != NULL)
{
if (!CleanUpClient (ptClient, TRUE))
{
//
// CleanUpClient will only return FALSE if another
// thread is cleaning up the specified tClient, or
// if the pointer is really bad.
//
// So, we'll spin for a little while waiting to see
// if the tClient gets removed from the list, & if
// not assume that we're experiencing heap
// corruption or some such, and manually shutdown.
//
for (i = 0; ptClient == TapiGlobals.ptClients && i < 10; i++)
{
Sleep (100);
}
if (i >= 10)
{
TapiEnterCriticalSection (&TapiGlobals.CritSec);
if (TapiGlobals.dwNumLineInits ||
TapiGlobals.dwNumPhoneInits)
{
ServerShutdown ();
}
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
break;
}
}
}
}
//
// Tell the SPEventHandlerThread(s) to terminate
//
for (i = 0; i < gdwNumSPEventHandlerThreads; i++)
{
EnterCriticalSection (&aSPEventHandlerThreadInfo[i].CritSec);
SetEvent (aSPEventHandlerThreadInfo[i].hEvent);
LeaveCriticalSection (&aSPEventHandlerThreadInfo[i].CritSec);
}
//
// Disable rundowns & wait for any active rundowns to complete
//
while (InterlockedExchange (&gRundownLock.lCookie, 1) == 1)
{
Sleep (50);
}
gRundownLock.bIgnoreRundowns = TRUE;
InterlockedExchange (&gRundownLock.lCookie, 0);
while (gRundownLock.lNumRundowns != 0)
{
Sleep (50);
}
#if TELE_SERVER
//
// Wait for the EventNotificationThread's to terminate,
// then clean up the related resources
//
if ( (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
(gdwServiceInitFlags & SERVICE_INIT_EVENT_NOTIFICATION)
)
{
gEventNotificationThreadParams.bExit = TRUE;
while (gEventNotificationThreadParams.dwNumThreads)
{
SetEvent (gEventNotificationThreadParams.hEvent);
Sleep (100);
}
CloseHandle (gEventNotificationThreadParams.hEvent);
ServerFree (gEventNotificationThreadParams.phThreads);
ServerFree (gEventNotificationThreadParams.pWatchDogStruct);
}
if (gdwServiceInitFlags & SERVICE_INIT_MANAGEMENT_DLL)
{
CleanUpManagementMemory();
}
#endif
ServerFree (TapiGlobals.pszComputerName);
//
// Wait for the SPEVentHandlerThread(s) to terminate
//
while (glNumActiveSPEventHandlerThreads)
{
Sleep (100);
}
for (i = 0; i < gdwNumSPEventHandlerThreads; i++)
{
CloseHandle (aSPEventHandlerThreadInfo[i].hEvent);
DeleteCriticalSection (&aSPEventHandlerThreadInfo[i].CritSec);
}
if (aSPEventHandlerThreadInfo != (&gSPEventHandlerThreadInfo))
{
ServerFree (aSPEventHandlerThreadInfo);
}
//
// Free up resources
//
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_MGMT)
DeleteCriticalSection (&gMgmtCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_GLOB_CRITSEC)
TapiDeleteCriticalSection (&TapiGlobals.CritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_GLOB_REMOTESP)
DeleteCriticalSection (&TapiGlobals.RemoteSPCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_CNCLIENTMSG)
DeleteCriticalSection (&gCnClientMsgPendingCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_DGCLIENTMSG)
DeleteCriticalSection (&gDgClientMsgPendingCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_SAFEMUTEX)
DeleteCriticalSection (&gSafeMutexCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_REMOTECLI)
DeleteCriticalSection (&gRemoteCliEventBufCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_PRILIST)
DeleteCriticalSection (&gPriorityListCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_MGMTDLLS)
DeleteCriticalSection (&gManagementDllsCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_DLLLIST)
DeleteCriticalSection (&gDllListCritSec);
if (gdwServiceInitFlags & SERVICE_INIT_CRITSEC_CLIENTHND)
DeleteCriticalSection (&gClientHandleCritSec);
//
// Free ICON resources
//
if (TapiGlobals.hLineIcon)
{
DestroyIcon (TapiGlobals.hLineIcon);
TapiGlobals.hLineIcon = NULL;
}
if (TapiGlobals.hPhoneIcon)
{
DestroyIcon (TapiGlobals.hPhoneIcon);
TapiGlobals.hPhoneIcon = NULL;
}
if (gdwServiceInitFlags & SERVICE_INIT_LOCKTABLE)
{
for (i = 0; i < gdwNumLockTableEntries; i++)
{
DeleteCriticalSection (&gLockTable[i]);
}
if (gLockTable != gLockTableCritSecs)
{
ServerFree (gLockTable);
}
}
DeleteHandleTable (ghHandleTable);
ghHandleTable = NULL;
if (ghTapisrvHeap != GetProcessHeap())
{
HeapDestroy (ghTapisrvHeap);
}
if (ghEventService)
{
CloseHandle (ghEventService);
ghEventService = NULL;
}
#if MEMPHIS
// CloseHandle (hEvent);
#else
//
// Report the stopped status to the service control manager.
//
if (NULL != ghSCMAutostartEvent)
{
CloseHandle (ghSCMAutostartEvent);
}
if (gdwServiceInitFlags & SERVICE_INIT_SCM_REGISTERED)
{
ReportStatusToSCMgr ((gdwServiceState = SERVICE_STOPPED), 0, 0, 0);
}
#endif
gdwServiceInitFlags = 0;
//
// When SERVICE MAIN FUNCTION returns in a single service
// process, the StartServiceCtrlDispatcher function in
// the main thread returns, terminating the process.
//
LOG((TL_TRACE, "ServiceMain: exit"));
TRACELOGDEREGISTER();
return;
}
BOOL
PASCAL
QueueSPEvent(
PSPEVENT pSPEvent
)
{
//
// If there are multiple SPEventHandlerThread's running then make
// sure to always queue events for a particular object to the same
// SPEventHandlerThread so that we can preserve message ordering.
// Without doing this call state messages might be received out of
// order (or discarded altogether, if processed before a MakeCall
// completion routine run, etc), etc.
//
BOOL bSetEvent;
ULONG_PTR htXxx;
PSPEVENTHANDLERTHREADINFO pInfo;
switch (pSPEvent->dwType)
{
case SP_LINE_EVENT:
case SP_PHONE_EVENT:
htXxx = (ULONG_PTR)pSPEvent->htLine;
break;
case TASYNC_KEY:
htXxx = ((PASYNCREQUESTINFO) pSPEvent)->htXxx;
break;
default:
LOG((TL_ERROR, "QueueSPEvent: bad pSPEvent=x%p", pSPEvent));
#if DBG
if (gfBreakOnSeriousProblems)
{
DebugBreak();
}
#endif
return FALSE;
}
pInfo = (gdwNumSPEventHandlerThreads > 1 ?
aSPEventHandlerThreadInfo + MAP_HANDLE_TO_SP_EVENT_QUEUE_ID (htXxx) :
aSPEventHandlerThreadInfo
);
if (gbQueueSPEvents)
{
EnterCriticalSection (&pInfo->CritSec);
bSetEvent = IsListEmpty (&pInfo->ListHead);
InsertTailList (&pInfo->ListHead, &pSPEvent->ListEntry);
LeaveCriticalSection (&pInfo->CritSec);
if (bSetEvent)
{
SetEvent (pInfo->hEvent);
}
return TRUE;
}
return FALSE;
}
BOOL
PASCAL
DequeueSPEvent(
PSPEVENTHANDLERTHREADINFO pInfo,
PSPEVENT *ppSPEvent
)
{
BOOL bResult;
LIST_ENTRY *pEntry;
EnterCriticalSection (&pInfo->CritSec);
if ((bResult = !IsListEmpty (&pInfo->ListHead)))
{
pEntry = RemoveHeadList (&pInfo->ListHead);
*ppSPEvent = CONTAINING_RECORD (pEntry, SPEVENT, ListEntry);
}
if (IsListEmpty (&pInfo->ListHead))
{
ResetEvent (pInfo->hEvent);
}
LeaveCriticalSection (&pInfo->CritSec);
return bResult;
}
void
SPEventHandlerThread(
PSPEVENTHANDLERTHREADINFO pInfo
)
{
//
// This thread processes the events & completion notifications
// indicated to us by an SP at a previous time/thread context.
// There are a couple of reasons for doing this in a separate
// thread rather than within the SP's thread context:
//
// 1. for some msgs (i.e. XXX_CLOSE) TAPI will call back
// into the SP, which it may not be expecting
//
// 2. we don't want to block the SP's thread by processing
// the msg, forwarding it on to the appropriate clients,
// etc
//
LOG((TL_INFO,
"SPEventHandlerThread: enter (tid=%d)",
GetCurrentThreadId()
));
if (!SetThreadPriority(
GetCurrentThread(),
THREAD_PRIORITY_ABOVE_NORMAL
))
{
LOG((TL_ERROR, "Could not raise priority of SPEventHandlerThread"));
}
while (1)
{
PSPEVENT pSPEvent;
#if TELE_SERVER
//
// Timeout no more than gdwRpcTimeout to check on threads...
//
{
#if DBG
DWORD dwReturnValue;
dwReturnValue =
#endif
WaitForSingleObject (pInfo->hEvent, gdwRpcTimeout);
#if DBG
if ( WAIT_TIMEOUT == dwReturnValue )
LOG((TL_ERROR, "Timed out waiting for an sp event..."));
else
LOG((TL_INFO, "Found an sp event..."));
#endif
}
#else
WaitForSingleObject (pInfo->hEvent, INFINITE);
#endif
while (DequeueSPEvent (pInfo, &pSPEvent))
{
LOG((TL_INFO, "Got an spevent"));
switch (pSPEvent->dwType)
{
case SP_LINE_EVENT:
LineEventProc(
pSPEvent->htLine,
pSPEvent->htCall,
pSPEvent->dwMsg,
pSPEvent->dwParam1,
pSPEvent->dwParam2,
pSPEvent->dwParam3
);
ServerFree (pSPEvent);
break;
case TASYNC_KEY:
CompletionProc(
(PASYNCREQUESTINFO) pSPEvent,
((PASYNCREQUESTINFO) pSPEvent)->lResult
);
DereferenceObject(
ghHandleTable,
((PASYNCREQUESTINFO) pSPEvent)->dwLocalRequestID,
1
);
break;
case SP_PHONE_EVENT:
PhoneEventProc(
pSPEvent->htPhone,
pSPEvent->dwMsg,
pSPEvent->dwParam1,
pSPEvent->dwParam2,
pSPEvent->dwParam3
);
ServerFree (pSPEvent);
break;
}
}
#if TELE_SERVER
//
// Check the remotesp event threads to make sure no
// one is hung in an RPC call
//
if (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER)
{
DWORD dwCount = gEventNotificationThreadParams.dwNumThreads;
DWORD dwTickCount = GetTickCount();
DWORD dwStartCount, dwDiff;
RPC_STATUS status;
while (dwCount)
{
dwCount--;
dwStartCount = gEventNotificationThreadParams.
pWatchDogStruct[dwCount].dwTickCount;
if ( gEventNotificationThreadParams.
pWatchDogStruct[dwCount].ptClient &&
( ( dwTickCount - dwStartCount ) > gdwRpcTimeout ) )
{
// did it wrap?
if ((((LONG)dwStartCount) < 0) && ((LONG)dwTickCount) > 0)
{
dwDiff = dwTickCount + (0 - ((LONG)dwStartCount));
if (dwDiff <= gdwRpcTimeout)
{
continue;
}
}
// Kill the chicken!
LOG((TL_INFO,
"Calling RpcCancelThread on thread #%lx",
gEventNotificationThreadParams.phThreads[dwCount]
));
gEventNotificationThreadParams.
pWatchDogStruct[dwCount].ptClient = NULL;
status = RpcCancelThread(
gEventNotificationThreadParams.phThreads[dwCount]
);
}
}
}
#endif
if (gbSPEventHandlerThreadExit)
{
//
// ServiceMain has stopped listening, so we want to exit NOW
//
break;
}
//
// Check to see if all the clients are gone, and if so wait a
// while to see if anyone else attaches. If no one else attaches
// in the specified amount of time then shut down.
//
// don't quit if we're a server
//
// don't quit if we've not yet ever had anyone attach (like a service
// that has a dependency on us, but has not yet done a lineInit)
//
//
// don't quit if SCM didn't finish to start the automatic services;
// there may be services that depend on us to start
//
if ( !gbAutostartDone &&
ghSCMAutostartEvent &&
WAIT_OBJECT_0 == WaitForSingleObject(ghSCMAutostartEvent, 0)
)
{
gbAutostartDone = TRUE;
}
if (TapiGlobals.ptClients == NULL &&
!(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
gfWeHadAtLeastOneClient &&
gbAutostartDone)
{
DWORD dwDeferredShutdownTimeout, dwSleepInterval,
dwLoopCount, i;
RPC_STATUS status;
HKEY hKey;
#ifdef MEMPHIS
dwDeferredShutdownTimeout = 4; // 4 seconds
#else
dwDeferredShutdownTimeout = 120; // 120 seconds
#endif
dwSleepInterval = 250; // 250 milliseconds
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_ALL_ACCESS,
&hKey
) == ERROR_SUCCESS)
{
DWORD dwDataSize = sizeof (DWORD), dwDataType;
if (RegQueryValueEx(
hKey,
TEXT("DeferredShutdownTimeout"),
0,
&dwDataType,
(LPBYTE) &dwDeferredShutdownTimeout,
&dwDataSize
) == ERROR_SUCCESS )
{
LOG((TL_ERROR,
"Overriding Shutdown Timeout: %lu",
dwDeferredShutdownTimeout
));
}
RegCloseKey (hKey);
}
dwLoopCount = dwDeferredShutdownTimeout * 1000 / dwSleepInterval;
for (i = 0; i < dwLoopCount; i++)
{
if (gbSPEventHandlerThreadExit)
{
i = dwLoopCount;
break;
}
Sleep (dwSleepInterval);
if (TapiGlobals.ptClients != NULL)
{
break;
}
}
if (i == dwLoopCount)
{
//
// The 1st SPEVentHandlerThread instance is in charge of
// tearing down the rpc server listen
//
if (pInfo == aSPEventHandlerThreadInfo)
{
#if MEMPHIS
#else
ReportStatusToSCMgr(
(gdwServiceState = SERVICE_STOP_PENDING),
0,
(gdwCheckPoint = 0),
gdwWaitHint
);
#endif
RpcServerUnregisterIf (tapsrv_ServerIfHandle, NULL, TRUE);
if (ghEventService)
{
SetEvent (ghEventService);
}
#if DBG
DumpHandleList();
#endif
}
break;
}
}
}
InterlockedDecrement (&glNumActiveSPEventHandlerThreads);
LOG((TL_TRACE, "SPEventHandlerThread: exit (pid=%d)", GetCurrentThreadId()));
ExitThread (0);
}
DWORD
InitSecurityDescriptor(
PSECURITY_DESCRIPTOR pSecurityDescriptor,
PSID * ppSid,
PACL * ppDacl
)
{
#if MEMPHIS
return FALSE;
#else
//
// Note: this code was borrowed from Steve Cobb, who borrowed from RASMAN
//
DWORD dwResult;
DWORD cbDaclSize;
PULONG pSubAuthority;
PSID pObjSid = NULL;
PACL pDacl = NULL;
SID_IDENTIFIER_AUTHORITY SidIdentifierWorldAuth =
SECURITY_WORLD_SID_AUTHORITY;
//
// The do - while(FALSE) statement is used so that the break statement
// maybe used insted of the goto statement, to execute a clean up and
// and exit action.
//
do
{
dwResult = 0;
//
// Set up the SID for the admins that will be allowed to have
// access. This SID will have 1 sub-authorities
// SECURITY_BUILTIN_DOMAIN_RID.
//
if (!(pObjSid = (PSID) ServerAlloc (GetSidLengthRequired (1))))
{
dwResult = GetLastError();
LOG((TL_ERROR, "GetSidLengthRequired() failed, err=%d", dwResult));
break;
}
if (!InitializeSid (pObjSid, &SidIdentifierWorldAuth, 1))
{
dwResult = GetLastError();
LOG((TL_ERROR, "InitializeSid() failed, err=%d", dwResult));
break;
}
//
// Set the sub-authorities
//
pSubAuthority = GetSidSubAuthority (pObjSid, 0);
*pSubAuthority = SECURITY_WORLD_RID;
//
// Set up the DACL that will allow all processeswith the above
// SID all access. It should be large enough to hold all ACEs.
//
cbDaclSize = sizeof(ACCESS_ALLOWED_ACE) +
GetLengthSid (pObjSid) +
sizeof(ACL);
if (!(pDacl = (PACL) ServerAlloc (cbDaclSize)))
{
dwResult = GetLastError ();
break;
}
if (!InitializeAcl (pDacl, cbDaclSize, ACL_REVISION2))
{
dwResult = GetLastError();
LOG((TL_ERROR, "InitializeAcl() failed, err=%d", dwResult));
break;
}
//
// Add the ACE to the DACL
//
if (!AddAccessAllowedAce(
pDacl,
ACL_REVISION2,
STANDARD_RIGHTS_ALL | SPECIFIC_RIGHTS_ALL,
pObjSid
))
{
dwResult = GetLastError();
LOG((TL_ERROR, "AddAccessAllowedAce() failed, err=%d", dwResult));
break;
}
//
// Create the security descriptor an put the DACL in it.
//
if (!InitializeSecurityDescriptor (pSecurityDescriptor, 1))
{
dwResult = GetLastError();
LOG((TL_ERROR,
"InitializeSecurityDescriptor() failed, err=%d",
dwResult
));
break;
}
if (!SetSecurityDescriptorDacl(
pSecurityDescriptor,
TRUE,
pDacl,
FALSE
))
{
dwResult = GetLastError();
LOG((TL_ERROR, "SetSecurityDescriptorDacl() failed, err=%d",dwResult));
break;
}
//
// Set owner for the descriptor
//
if (!SetSecurityDescriptorOwner(
pSecurityDescriptor,
NULL,
FALSE
))
{
dwResult = GetLastError();
LOG((TL_ERROR, "SetSecurityDescriptorOwnr() failed, err=%d",dwResult));
break;
}
//
// Set group for the descriptor
//
if (!SetSecurityDescriptorGroup(
pSecurityDescriptor,
NULL,
FALSE
))
{
dwResult = GetLastError();
LOG((TL_ERROR,"SetSecurityDescriptorGroup() failed, err=%d",dwResult));
break;
}
} while (FALSE);
*ppSid = pObjSid;
*ppDacl = pDacl;
return dwResult;
#endif
}
void
EventNotificationThread(
LPVOID pParams
)
{
struct
{
HANDLE hMailslot;
DWORD dwData;
} *pBuf;
DWORD dwID = PtrToUlong (pParams),
dwBufSize = 512,
dwTimeout = INFINITE;
PTCLIENT ptClient;
LIST_ENTRY *pEntry;
LOG((TL_TRACE, "EventNotificationThread: enter"));
if (!SetThreadPriority(
GetCurrentThread(),
THREAD_PRIORITY_ABOVE_NORMAL
))
{
LOG((TL_ERROR, "Could not raise priority of EventNotificationThread"));
}
//
// The following will make control return to the thread as soon
// as RpcCancelThread() is called
//
if ( RpcMgmtSetCancelTimeout (0) != RPC_S_OK )
{
LOG((TL_ERROR, "Could not set the RPC cancel timeout"));
}
pBuf = ServerAlloc (dwBufSize);
if (!pBuf)
{
goto ExitHere;
}
while (1)
{
//
// Wait for someone to tell us there's clients to notify
//
if (dwID == 0)
{
Sleep (DGCLIENT_TIMEOUT);
walkDgClient_list:
if (gEventNotificationThreadParams.bExit)
{
break;
}
//
// Check to see if there are any connectionless clients
// that we should notify.
//
if (!IsListEmpty (&DgClientMsgPendingListHead))
{
DWORD i, j, dwTickCount, dwBytesWritten, dwNeededSize;
//
// Build a list of connectionless clients that we should
// notify of pending events
//
// Note: the fact that we're in the critical section & the
// tClient is in the list means that we can safely access
// the tClient.
//
dwTickCount = GetTickCount();
EnterCriticalSection (&gDgClientMsgPendingCritSec);
pEntry = DgClientMsgPendingListHead.Flink;
for(
i = 0, dwNeededSize = sizeof (*pBuf);
pEntry != &DgClientMsgPendingListHead;
dwNeededSize += sizeof (*pBuf)
)
{
do
{
ptClient = CONTAINING_RECORD(
pEntry,
TCLIENT,
MsgPendingListEntry
);
pEntry = pEntry->Flink;
if ((ptClient->dwDgRetryTimeoutTickCount - dwTickCount)
& 0x80000000)
{
//
// Check the last time the client retrieved
// events, & if it's been too long then nuke
// them.
//
// Ideally, RPC should notify us of a
// disconnected client via our rundown routine.
// But we have seen in rstress that this is not
// always the case (in fact, we wind up with 2
// or more active instances of the same client
// machine!), and so we use this watchdog scheme
// for backup. Otherwise, a stale client might
// have lines open w/ owner or monitor privs
// and it's event queue would grow & grow.
//
if ((dwTickCount -
ptClient->dwDgEventsRetrievedTickCount) >
gdwRpcTimeout)
{
LOG((TL_ERROR,
"EventNotificationThread: timeout, " \
"cleaning up Dg client=x%p",
ptClient
));
LeaveCriticalSection(
&gDgClientMsgPendingCritSec
);
CleanUpClient (ptClient, FALSE);
goto walkDgClient_list;
}
//
// Grow the buffer if necessary
//
if (dwNeededSize > dwBufSize)
{
LPVOID p;
if ((p = ServerAlloc (dwBufSize + 512)))
{
CopyMemory (p, pBuf, dwBufSize);
ServerFree (pBuf);
(LPVOID) pBuf = p;
dwBufSize += 512;
}
else
{
pEntry = &DgClientMsgPendingListHead;
break;
}
}
ptClient->dwDgRetryTimeoutTickCount = dwTickCount +
DGCLIENT_TIMEOUT;
pBuf[i].hMailslot =
ptClient->hValidEventBufferDataEvent;
try
{
if (ptClient->ptLineApps)
{
pBuf[i].dwData = (DWORD)
ptClient->ptLineApps->InitContext;
}
else
{
pBuf[i].dwData = 0;
}
}
myexcept
{
pBuf[i].dwData = 0;
}
i++;
break;
}
} while (pEntry != &DgClientMsgPendingListHead);
}
LeaveCriticalSection (&gDgClientMsgPendingCritSec);
//
// Notify those clients
//
for (j = 0; j < i; j++)
{
if (!WriteFile(
pBuf[j].hMailslot,
&pBuf[j].dwData,
sizeof (DWORD),
&dwBytesWritten,
(LPOVERLAPPED) NULL
))
{
LOG((TL_ERROR,
"EventNotificationThread: Writefile(mailslot) " \
"failed, err=%d",
GetLastError()
));
}
}
}
continue;
}
else
{
WaitForSingleObject(
gEventNotificationThreadParams.hEvent,
INFINITE
);
}
if (gEventNotificationThreadParams.bExit)
{
break;
}
if (!IsListEmpty (&CnClientMsgPendingListHead))
{
//
// Try to find a remote client with pending messages that no
// other EventNotificationThread is currently servicing.
// If we find one, then mark it busy, remove it from the
// list, & then break out of the loop.
//
// Note: the fact that we're in the critical section & the
// tClient is in the list means that we can safely access
// the tClient.
//
findCnClientMsgPending:
EnterCriticalSection (&gCnClientMsgPendingCritSec);
for(
pEntry = CnClientMsgPendingListHead.Flink;
pEntry != &CnClientMsgPendingListHead;
pEntry = pEntry->Flink
)
{
ptClient = CONTAINING_RECORD(
pEntry,
TCLIENT,
MsgPendingListEntry
);
if (!ptClient->dwCnBusy)
{
ptClient->dwCnBusy = 1;
RemoveEntryList (pEntry);
ptClient->MsgPendingListEntry.Flink =
ptClient->MsgPendingListEntry.Blink = NULL;
break;
}
}
LeaveCriticalSection (&gCnClientMsgPendingCritSec);
//
// If a remote client was found then copy all it's event
// data over to our local buffer & send it off
//
if (pEntry != &CnClientMsgPendingListHead)
{
if (WaitForExclusiveClientAccess (ptClient))
{
DWORD dwMoveSize,
dwMoveSizeWrapped,
dwRetryCount;
PCONTEXT_HANDLE_TYPE2 phContext;
//
// We want to copy all the events in the tClient's
// buffer to our local buffer in one shot, so see
// if we need to grow our buffer first
//
if (ptClient->dwEventBufferUsedSize > dwBufSize)
{
LPVOID p;
if (!(p = ServerAlloc(
ptClient->dwEventBufferUsedSize
)))
{
UNLOCKTCLIENT (ptClient);
break;
}
ServerFree (pBuf);
(LPVOID) pBuf = p;
dwBufSize = ptClient->dwEventBufferUsedSize;
}
if (ptClient->pDataOut < ptClient->pDataIn)
{
dwMoveSize = (DWORD)
(ptClient->pDataIn - ptClient->pDataOut);
dwMoveSizeWrapped = 0;
}
else
{
dwMoveSize = ptClient->dwEventBufferTotalSize - (DWORD)
(ptClient->pDataOut - ptClient->pEventBuffer);
dwMoveSizeWrapped = (DWORD) (ptClient->pDataIn -
ptClient->pEventBuffer);
}
CopyMemory (pBuf, ptClient->pDataOut, dwMoveSize);
if (dwMoveSizeWrapped)
{
CopyMemory(
pBuf + dwMoveSize,
ptClient->pEventBuffer,
dwMoveSizeWrapped
);
}
ptClient->dwEventBufferUsedSize = 0;
ptClient->pDataIn =
ptClient->pDataOut = ptClient->pEventBuffer;
phContext = ptClient->phContext;
UNLOCKTCLIENT (ptClient);
//
// Set the watchdog entry for this thread indicating
// what client we're talking to & when we started
//
gEventNotificationThreadParams.pWatchDogStruct[dwID].
dwTickCount = GetTickCount();
gEventNotificationThreadParams.pWatchDogStruct[dwID].
ptClient = ptClient;
//
// Send the data
//
dwRetryCount = gdwRpcRetryCount;
while (dwRetryCount)
{
RpcTryExcept
{
RemoteSPEventProc(
phContext,
(unsigned char *) pBuf,
dwMoveSize + dwMoveSizeWrapped
);
dwRetryCount = 0;
}
RpcExcept (I_RpcExceptionFilter(RpcExceptionCode()))
{
unsigned long ulResult = RpcExceptionCode();
LOG((TL_ERROR,
"EventNotificationThread: exception #%d",
ulResult
));
if ((ulResult == RPC_S_CALL_CANCELLED) ||
(ulResult == ERROR_INVALID_HANDLE))
{
LOG((TL_ERROR,
"EventNotificationThread: rpc timeout " \
"(ptClient=x%p)",
ptClient
));
//
// The canceled because of a timeout.
// Flag the context, so we don't try
// to call it again!
//
CleanUpClient (ptClient, FALSE);
//
// When using TCP, or SPX, RPC will probably
// toast the session context, so we'll not
// be able to call to the client again.
//
// (If RpcCancelThread() is called and the
// server ACKs within the time set int
// RpcMgmtSetCancelTimeout(), RPC
// (well, the underlying transport) _won't_
// kill the context, but how likely is that...)
//
dwRetryCount = 1; // so it'll go to 0 after --
}
dwRetryCount--;
}
RpcEndExcept
}
gEventNotificationThreadParams.pWatchDogStruct[dwID].
ptClient = NULL;
//
// Safely reset the tClient.dwCnBusy flag
//
if (WaitForExclusiveClientAccess (ptClient))
{
ptClient->dwCnBusy = 0;
UNLOCKTCLIENT (ptClient);
}
}
goto findCnClientMsgPending;
}
}
dwTimeout = INFINITE;
ResetEvent (gEventNotificationThreadParams.hEvent);
}
ExitHere:
ServerFree (pBuf);
CloseHandle (gEventNotificationThreadParams.phThreads[dwID]);
InterlockedDecrement(
(LPLONG) &gEventNotificationThreadParams.dwNumThreads
);
LOG((TL_TRACE, "EventNotificationThread: exit"));
ExitThread (0);
}
void
__RPC_FAR *
__RPC_API
midl_user_allocate(
size_t len
)
{
return (ServerAlloc(len));
}
void
__RPC_API
midl_user_free(
void __RPC_FAR * ptr
)
{
ServerFree (ptr);
}
#if TELE_SERVER
// implement these functions!
void
ManagementAddLineProc(
PTCLIENT ptClient,
DWORD dwReserved
)
{
ASYNCEVENTMSG msg;
// this should sent linedevstate_reinit message to remotesp
msg.TotalSize = sizeof(msg);
msg.InitContext = ptClient->ptLineApps->InitContext;
msg.fnPostProcessProcHandle = 0;
msg.hDevice = 0;
msg.Msg = LINE_LINEDEVSTATE;
msg.OpenContext = 0;
msg.Param1 = LINEDEVSTATE_REINIT;
msg.Param2 = RSP_MSG;
msg.Param3 = 0;
msg.Param4 = 0;
WriteEventBuffer (ptClient, &msg);
}
void
ManagementAddPhoneProc(
PTCLIENT ptClient,
DWORD dwReserved
)
{
ASYNCEVENTMSG msg;
// this should sent linedevstate_reinit message to remotesp
msg.TotalSize = sizeof(msg);
msg.InitContext = ptClient->ptLineApps->InitContext;
msg.fnPostProcessProcHandle = 0;
msg.hDevice = 0;
msg.Msg = LINE_LINEDEVSTATE;
msg.OpenContext = 0;
msg.Param1 = LINEDEVSTATE_REINIT;
msg.Param2 = RSP_MSG;
msg.Param3 = 0;
msg.Param4 = 0;
WriteEventBuffer (ptClient, &msg);
}
void
CleanUpManagementMemory(
)
{
PTMANAGEDLLINFO pDll, pDllHold;
PPERMANENTIDARRAYHEADER pIDArray, pArrayHold;
if (!(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
{
return;
}
(TapiGlobals.pMapperDll->aProcs[TC_FREE])();
FreeLibrary(TapiGlobals.pMapperDll->hDll);
ServerFree (TapiGlobals.pMapperDll->pszName);
ServerFree (TapiGlobals.pMapperDll);
TapiGlobals.pMapperDll = NULL;
if (TapiGlobals.pManageDllList)
{
pDll = TapiGlobals.pManageDllList->pFirst;
while (pDll)
{
(pDll->aProcs[TC_FREE])();
FreeLibrary (pDll->hDll);
ServerFree (pDll->pszName);
pDllHold = pDll->pNext;
ServerFree (pDll);
pDll = pDllHold;
}
ServerFree (TapiGlobals.pManageDllList);
TapiGlobals.pManageDllList = NULL;
}
pIDArray = TapiGlobals.pIDArrays;
while (pIDArray)
{
ServerFree (pIDArray->pLineElements);
ServerFree (pIDArray->pPhoneElements);
pArrayHold = pIDArray->pNext;
ServerFree (pIDArray);
pIDArray = pArrayHold;
}
}
void
GetProviderSortedArray(
DWORD dwProviderID,
PPERMANENTIDARRAYHEADER *ppArrayHeader
)
{
*ppArrayHeader = TapiGlobals.pIDArrays;
// look for the provider in the list
while (*ppArrayHeader)
{
if ((*ppArrayHeader)->dwPermanentProviderID == dwProviderID)
{
return;
}
*ppArrayHeader = (*ppArrayHeader)->pNext;
}
LOG((TL_ERROR,
"Couldn't find Provider - id %d pIDArrays %p",
dwProviderID,
TapiGlobals.pIDArrays
));
*ppArrayHeader = NULL;
return;
}
BOOL
GetLinePermanentIdFromDeviceID(
PTCLIENT ptClient,
DWORD dwDeviceID,
LPTAPIPERMANENTID pID
)
{
LPDWORD pDevices = ptClient->pLineDevices;
DWORD dwCount = ptClient->dwLineDevices;
while (dwCount)
{
dwCount--;
if (pDevices[dwCount] == dwDeviceID)
{
pID->dwProviderID = ptClient->pLineMap[dwCount].dwProviderID;
pID->dwDeviceID = ptClient->pLineMap[dwCount].dwDeviceID;
return TRUE;
}
}
LOG((TL_INFO,
"GetLinePermanentIdFromDeviceID failed for %d device",
dwDeviceID
));
return FALSE;
}
BOOL
GetPhonePermanentIdFromDeviceID(
PTCLIENT ptClient,
DWORD dwDeviceID,
LPTAPIPERMANENTID pID
)
{
LPDWORD pDevices = ptClient->pPhoneDevices;
DWORD dwCount = ptClient->dwPhoneDevices;
while (dwCount)
{
dwCount--;
if (pDevices[dwCount] == dwDeviceID)
{
pID->dwProviderID = ptClient->pPhoneMap[dwCount].dwProviderID;
pID->dwDeviceID = ptClient->pPhoneMap[dwCount].dwDeviceID;
return TRUE;
}
}
LOG((TL_INFO,
"GetPhonePermanentIdFromDeviceID failed for %d device",
dwDeviceID
));
return FALSE;
}
DWORD
GetDeviceIDFromPermanentID(
TAPIPERMANENTID ID,
BOOL bLine
)
/*++
Gets the regulare tapi device ID from the permanent ID
--*/
{
PPERMANENTIDARRAYHEADER pArrayHeader;
PPERMANENTIDELEMENT pArray;
LONG lLow, lHigh, lMid;
DWORD dwTotalElements;
DWORD dwPermanentID;
dwPermanentID = ID.dwDeviceID;
// get the array corresponding to this provider ID
GetProviderSortedArray (ID.dwProviderID, &pArrayHeader);
if (!pArrayHeader)
{
LOG((TL_ERROR, "Couldn't find the provider in the permanent array list!"));
return 0xFFFFFFFF;
}
//
// Serialize access to the device array
//
while (InterlockedExchange (&pArrayHeader->lCookie, 1) == 1)
{
Sleep (10);
}
// set up stuff for search
// dwCurrent is a total - subtract one to make it an index into array.
if (bLine)
{
lHigh = (LONG)(pArrayHeader->dwCurrentLines - 1);
pArray = pArrayHeader->pLineElements;
dwTotalElements = pArrayHeader->dwNumLines;
}
else
{
lHigh = (LONG)(pArrayHeader->dwCurrentPhones - 1);
pArray = pArrayHeader->pPhoneElements;
dwTotalElements = pArrayHeader->dwNumPhones;
}
lLow = 0;
// binary search through the provider's id array
// this search is from a book, so it must be right.
while (lHigh >= lLow)
{
lMid = (lHigh + lLow) / 2;
if (dwPermanentID == pArray[lMid].dwPermanentID)
{
InterlockedExchange (&pArrayHeader->lCookie, 0);
return pArray[lMid].dwDeviceID;
}
if (dwPermanentID < pArray[lMid].dwPermanentID)
{
lHigh = lMid-1;
}
else
{
lLow = lMid+1;
}
}
InterlockedExchange (&pArrayHeader->lCookie, 0);
return 0xFFFFFFFF;
}
void
InsertIntoTable(
BOOL bLine,
DWORD dwDeviceID,
PTPROVIDER ptProvider,
DWORD dwPermanentID
)
{
PPERMANENTIDARRAYHEADER pArrayHeader;
PPERMANENTIDELEMENT pArray;
LONG lLow, lHigh, lMid;
DWORD dwTotalElements, dwCurrentElements;
GetProviderSortedArray (ptProvider->dwPermanentProviderID, &pArrayHeader);
if (!pArrayHeader)
{
LOG((TL_ERROR, "Couldn't find the provider in the permanent array list!"));
return;
}
//
// Serialize access to the device array
//
while (InterlockedExchange (&pArrayHeader->lCookie, 1) == 1)
{
Sleep (10);
}
//
// set up stuff for search
// dwCurrent is a total - subtract one to make it an index into array.
//
if (bLine)
{
dwCurrentElements = pArrayHeader->dwCurrentLines;
pArray = pArrayHeader->pLineElements;
dwTotalElements = pArrayHeader->dwNumLines;
}
else
{
dwCurrentElements = pArrayHeader->dwCurrentPhones;
pArray = pArrayHeader->pPhoneElements;
dwTotalElements = pArrayHeader->dwNumPhones;
}
lLow = 0;
lHigh = dwCurrentElements-1;
// binary search
if (dwCurrentElements > 0)
{
while (TRUE)
{
lMid = ( lHigh + lLow ) / 2 + ( lHigh + lLow ) % 2;
if (lHigh < lLow)
{
break;
}
if (pArray[lMid].dwPermanentID == dwPermanentID)
{
LOG((TL_ERROR,
"Trying to insert an item already in the perm ID array"
));
LOG((TL_ERROR,
"Provider %s, %s array, ID 0x%lu",
ptProvider->szFileName,
(bLine ? "Line" : "Phone"),
dwPermanentID
));
}
if (pArray[lMid].dwPermanentID > dwPermanentID)
{
lHigh = lMid-1;
}
else
{
lLow = lMid+1;
}
}
}
//
// Grow the table if necessary
//
if (dwCurrentElements >= dwTotalElements)
{
PPERMANENTIDELEMENT pNewArray;
// realloc array by doubling it
if (!(pNewArray = ServerAlloc(
dwTotalElements * 2 * sizeof(PERMANENTIDELEMENT)
)))
{
InterlockedExchange (&pArrayHeader->lCookie, 0);
return;
}
// copy old stuff over
CopyMemory(
pNewArray,
pArray,
dwTotalElements * sizeof(PERMANENTIDELEMENT)
);
// free old array
ServerFree (pArray);
// save new array
if (bLine)
{
pArrayHeader->dwNumLines = dwTotalElements * 2;
pArray = pArrayHeader->pLineElements = pNewArray;
}
else
{
pArrayHeader->dwNumPhones = dwTotalElements * 2;
pArray = pArrayHeader->pPhoneElements = pNewArray;
}
}
// dwCurrentElements is a count (1 based), lLow is an index (0 based)
// if lLow is < dwcurrent, then it's getting inserted somewhere in the
// middle of the array, so scootch all the other elements out.
if (lLow < (LONG)dwCurrentElements)
{
MoveMemory(
&(pArray[lLow+1]),
&(pArray[lLow]),
sizeof(PERMANENTIDELEMENT) * (dwCurrentElements - lLow)
);
}
if (lLow > (LONG)dwCurrentElements)
{
LOG((TL_INFO,
"InsertIntoTable: lLow %d > dwCurrentElements %d",
lLow,
dwCurrentElements
));
}
pArray[lLow].dwPermanentID = dwPermanentID;
pArray[lLow].dwDeviceID = dwDeviceID;
if (bLine)
{
pArrayHeader->dwCurrentLines++;
}
else
{
pArrayHeader->dwCurrentPhones++;
}
InterlockedExchange (&pArrayHeader->lCookie, 0);
}
void
FreeDll(
PTMANAGEDLLINFO pDll
)
{
}
LONG
AddProviderToIdArrayList(
PTPROVIDER ptProvider,
DWORD dwNumLines,
DWORD dwNumPhones
)
/*++
Adds a new provider corresponding array to the list of
permanent device ID arrays
--*/
{
PPERMANENTIDARRAYHEADER pNewArray;
//
// Alloc a header & arrays for this provider (make sure at least
// 1 entry in each array)
//
if (!(pNewArray = ServerAlloc(sizeof(PERMANENTIDARRAYHEADER))))
{
return LINEERR_NOMEM;
}
dwNumLines = (dwNumLines ? dwNumLines : 1);
dwNumPhones = (dwNumPhones ? dwNumPhones : 1);
pNewArray->pLineElements = ServerAlloc(
sizeof(PERMANENTIDELEMENT) * dwNumLines
);
pNewArray->pPhoneElements = ServerAlloc(
sizeof(PERMANENTIDELEMENT) * dwNumPhones
);
if ((!pNewArray->pLineElements) || (!pNewArray->pPhoneElements))
{
ServerFree (pNewArray->pLineElements);
ServerFree (pNewArray->pPhoneElements);
ServerFree (pNewArray);
return LINEERR_NOMEM;
}
//
// Initialize elements
//
pNewArray->dwNumLines = dwNumLines;
pNewArray->dwNumPhones = dwNumPhones;
pNewArray->dwCurrentLines = 0;
pNewArray->dwCurrentPhones = 0;
pNewArray->dwPermanentProviderID = ptProvider->dwPermanentProviderID;
//
// Insert at the beginning of the list
//
pNewArray->pNext = TapiGlobals.pIDArrays;
TapiGlobals.pIDArrays = pNewArray;
return 0;
}
LONG
GetDeviceAccess(
PTMANAGEDLLINFO pDll,
PTCLIENT ptClient,
HMANAGEMENTCLIENT hClient
)
/*++
Calls the mapper DLL to get the access map arrays for a client
--*/
{
LONG lResult;
DWORD dwLineDevs, dwPhoneDevs, dwCount;
DWORD dwNumLinesHold, dwNumPhonesHold, dwRealDevs;
LPTAPIPERMANENTID pLineMap = NULL, pPhoneMap = NULL;
#define DEFAULTACCESSDEVS 3
dwLineDevs = DEFAULTACCESSDEVS;
dwPhoneDevs = DEFAULTACCESSDEVS;
// alloc an default array size
if (!(pLineMap = ServerAlloc (dwLineDevs * sizeof (TAPIPERMANENTID))))
{
goto GetDeviceAccess_MemoryError;
}
if (!(pPhoneMap = ServerAlloc (dwPhoneDevs * sizeof (TAPIPERMANENTID))))
{
goto GetDeviceAccess_MemoryError;
}
// call the mapper dll
// LOG((TL_INFO, "Calling GetDeviceAccess in mapper DLL"));
while (TRUE)
{
dwNumLinesHold = dwLineDevs;
dwNumPhonesHold = dwPhoneDevs;
lResult = (pDll->aProcs[TC_GETDEVICEACCESS])(
hClient,
ptClient,
pLineMap,
&dwLineDevs,
pPhoneMap,
&dwPhoneDevs
);
if (lResult == LINEERR_STRUCTURETOOSMALL)
{
if (dwLineDevs < dwNumLinesHold)
{
LOG((TL_ERROR,
"Returned STRUCTURETOOSMALL, but specified less " \
"line devs in TAPICLINET_GETDEVICEACCESS"
));
}
if (dwPhoneDevs < dwNumPhonesHold)
{
LOG((TL_ERROR,
"Returned STRUCTURETOOSMALL, but specified less " \
"phone devs in TAPICLINET_GETDEVICEACCESS"
));
}
// realloc
ServerFree (pLineMap);
if (!(pLineMap = ServerAlloc(
dwLineDevs * sizeof (TAPIPERMANENTID)
)))
{
goto GetDeviceAccess_MemoryError;
}
ServerFree (pPhoneMap);
if (!(pPhoneMap = ServerAlloc(
dwPhoneDevs * sizeof ( TAPIPERMANENTID)
)))
{
goto GetDeviceAccess_MemoryError;
}
}
else
{
break;
}
}
// if still an error
if (lResult)
{
LOG((TL_ERROR, "GetDeviceAccess failed - error %lu", lResult));
ServerFree (pLineMap);
ServerFree (pPhoneMap);
return lResult;
}
if (dwLineDevs > dwNumLinesHold)
{
LOG((TL_ERROR, "Returned dwLineDevs greater that the buffer specified in TAPICLIENT_GETDEVICEACCESS"));
LOG((TL_ERROR, " Will only use the number the buffer can hold"));
dwLineDevs = dwNumLinesHold;
}
if (dwPhoneDevs > dwNumPhonesHold)
{
LOG((TL_ERROR, "Returned dwPhoneDevs greater that the buffer specified in TAPICLIENT_GETDEVICEACCESS"));
LOG((TL_ERROR, " Will only use the number the buffer can hold"));
dwPhoneDevs = dwNumPhonesHold;
}
// alloc another array for regular tapi device IDs
if (!(ptClient->pLineDevices = ServerAlloc( dwLineDevs * sizeof (DWORD) ) ) )
{
goto GetDeviceAccess_MemoryError;
}
// alloc a permanent ID array
if (!(ptClient->pLineMap = ServerAlloc( dwLineDevs * sizeof (TAPIPERMANENTID) ) ) )
{
goto GetDeviceAccess_MemoryError;
}
// loop through all the mapped elements and get the regular
// tapi device ID
dwRealDevs = 0;
for (dwCount = 0; dwCount < dwLineDevs; dwCount++)
{
DWORD dwID;
dwID = GetDeviceIDFromPermanentID(
pLineMap[dwCount],
TRUE
);
// make sure it's a good id
if ( dwID != 0xffffffff )
{
// save it
ptClient->pLineDevices[dwRealDevs] = dwID;
ptClient->pLineMap[dwRealDevs].dwProviderID = pLineMap[dwCount].dwProviderID;
ptClient->pLineMap[dwRealDevs].dwDeviceID = pLineMap[dwCount].dwDeviceID;
// inc real devs
dwRealDevs++;
}
}
// save the real number of devices
ptClient->dwLineDevices = dwRealDevs;
// free the line map
ServerFree (pLineMap);
// now do phone devices
if (!(ptClient->pPhoneDevices = ServerAlloc( dwPhoneDevs * sizeof (DWORD) ) ) )
{
goto GetDeviceAccess_MemoryError;
}
if (!(ptClient->pPhoneMap = ServerAlloc( dwPhoneDevs * sizeof (TAPIPERMANENTID) ) ) )
{
goto GetDeviceAccess_MemoryError;
}
dwRealDevs = 0;
for (dwCount = 0; dwCount < dwPhoneDevs; dwCount++)
{
DWORD dwID;
dwID = GetDeviceIDFromPermanentID(
pPhoneMap[dwCount],
FALSE
);
if ( 0xffffffff != dwID )
{
ptClient->pPhoneDevices[dwRealDevs] = dwID;
ptClient->pPhoneMap[dwRealDevs].dwProviderID = pPhoneMap[dwCount].dwProviderID;
ptClient->pPhoneMap[dwRealDevs].dwDeviceID = pPhoneMap[dwCount].dwDeviceID;
dwRealDevs++;
}
}
// save the real number of devices
ptClient->dwPhoneDevices = dwRealDevs;
// free the original map
ServerFree (pPhoneMap);
return 0;
GetDeviceAccess_MemoryError:
if (pLineMap != NULL)
ServerFree (pLineMap);
if (pPhoneMap != NULL)
ServerFree (pPhoneMap);
if (ptClient->pLineMap != NULL)
ServerFree (ptClient->pLineMap);
if (ptClient->pPhoneMap != NULL)
ServerFree (ptClient->pPhoneMap);
return LINEERR_NOMEM;
}
LONG
InitializeClient(
PTCLIENT ptClient
)
{
PTMANAGEDLLINFO pDll;
PTMANAGEDLLLISTHEADER pDllList;
PTCLIENTHANDLE pClientHandle = NULL;
LONG lResult = 0;
if (!(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) ||
IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
return 0;
}
// call the mapper DLL
pDll = TapiGlobals.pMapperDll;
lResult = (pDll->aProcs[TC_CLIENTINITIALIZE])(
ptClient->pszDomainName,
ptClient->pszUserName,
ptClient->pszComputerName,
&ptClient->hMapper
);
if (lResult != 0)
{
// error on init
LOG((TL_ERROR, "ClientInitialize internal failure - error %lu", lResult));
//LOG((TL_ERROR, "Disabling the Telephony server! (2)"));
//TapiGlobals.bServer = FALSE;
//CleanUpManagementMemory();
return lResult;
}
if (lResult = GetDeviceAccess(
pDll,
ptClient,
ptClient->hMapper
))
{
LOG((TL_ERROR, "GetDeviceAccess failed - error x%lx", lResult));
//LOG((TL_ERROR, "Disabling the Telephony server! (3)"));
//TapiGlobals.bServer = FALSE;
//CleanUpManagementMemory();
return lResult;
}
// get the manage dll list
GetManageDllListPointer(&pDllList);
if (pDllList && (pDll = pDllList->pFirst))
{
if (!(pClientHandle = ServerAlloc(sizeof(TCLIENTHANDLE))))
{
lResult = LINEERR_NOMEM;
goto clientinit_exit;
}
ptClient->pClientHandles = pClientHandle;
while (pDll)
{
// walk the list and call init for this client
pClientHandle->dwID = pDll->dwID;
pClientHandle->fValid = TRUE;
// call init
if (lResult = (pDll->aProcs[TC_CLIENTINITIALIZE])(
ptClient->pszDomainName,
ptClient->pszUserName,
ptClient->pszComputerName,
&pClientHandle->hClient
))
{
// failed client init
LOG((TL_ERROR, "ClientInitialize failed for %ls, result x%lx", pDll->pszName, lResult));
pClientHandle->fValid = FALSE;
}
lResult = 0;
// if there's another DLL, setup another structure
if (pDll = pDll->pNext)
{
if (!(pClientHandle->pNext = ServerAlloc(sizeof(TCLIENTHANDLE))))
{
lResult = LINEERR_NOMEM;
goto clientinit_exit;
}
pClientHandle = pClientHandle->pNext;
}
}
}
clientinit_exit:
FreeManageDllListPointer(pDllList);
return lResult;
}
#endif
LONG
ClientAttach(
PCONTEXT_HANDLE_TYPE *pphContext,
long lProcessID,
long *phAsyncEventsEvent,
wchar_t *pszDomainUser,
wchar_t *pszMachineIn
)
{
PTCLIENT ptClient;
wchar_t *pszMachine;
wchar_t *pProtocolSequence;
wchar_t *pProtocolEndpoint;
wchar_t *pPlaceHolder;
LONG lResult = 0;
LOG((TL_TRACE,
"ClientAttach: enter, pid=x%x, user='%ls', machine='%ls'",
lProcessID,
pszDomainUser,
pszMachineIn
));
//
// The new remotesp will send in pszMachine thus:
// machinename"binding0"endpoint0" ... bindingN"endpointN"
//
pszMachine = pszMachineIn;
if ( pPlaceHolder = wcschr( pszMachineIn, L'\"' ) )
{
*pPlaceHolder = L'\0';
pProtocolSequence = pPlaceHolder + 1;
}
//
// Alloc & init a tClient struct
//
if (!(ptClient = ServerAlloc (sizeof(TCLIENT))))
{
goto ClientAttach_error0;
}
ptClient->htClient = NewObject(
ghHandleTable, ptClient, NULL);
if (ptClient->htClient == 0)
{
ServerFree(ptClient);
goto ClientAttach_error0;
}
if (!(ptClient->pEventBuffer = ServerAlloc(
INITIAL_EVENT_BUFFER_SIZE
)))
{
goto ClientAttach_error1;
}
ptClient->dwEventBufferTotalSize = INITIAL_EVENT_BUFFER_SIZE;
ptClient->dwEventBufferUsedSize = 0;
ptClient->pDataIn = ptClient->pDataOut = ptClient->pEventBuffer;
ptClient->pClientHandles = NULL;
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) ||
((lProcessID == 0xfffffffd) && gbNTServer))
{
#define NAMEBUFSIZE 96
WCHAR szAccountName[NAMEBUFSIZE],
szDomainName[NAMEBUFSIZE];
DWORD dwInfoBufferSize, dwSize,
dwAccountNameSize = NAMEBUFSIZE *sizeof(WCHAR),
dwDomainNameSize = NAMEBUFSIZE *sizeof(WCHAR);
HANDLE hThread, hAccessToken;
LPWSTR InfoBuffer = NULL;
PSID psidAdministrators;
SID_IDENTIFIER_AUTHORITY siaNtAuthority = SECURITY_NT_AUTHORITY;
UINT x;
PTOKEN_USER ptuUser;
SID_NAME_USE use;
RPC_STATUS status;
//
// If an authorized user did a NET PAUSE TAPISRV, don't allow new
// remote clients.
//
if ( TapiGlobals.dwFlags & TAPIGLOBALS_PAUSED )
{
if ((lProcessID == 0xffffffff) || (lProcessID == 0xfffffffd))
{
LOG((TL_ERROR, "A client tried to attach, but TAPISRV is PAUSED"));
goto Admin_error;
}
}
if ((status = RpcImpersonateClient (0)) != RPC_S_OK)
{
LOG((TL_ERROR,
"ClientAttach: RpcImpersonateClient failed, err=%d",
status
));
goto Admin_error;
}
hThread = GetCurrentThread(); // Note: no need to close this handle
if (!OpenThreadToken (hThread, TOKEN_READ, FALSE, &hAccessToken))
{
LOG((TL_ERROR,
"ClientAttach: OpenThreadToken failed, err=%d",
GetLastError()
));
RpcRevertToSelf();
goto Admin_error;
}
dwSize = 2048;
alloc_infobuffer:
dwInfoBufferSize = 0;
if (!(InfoBuffer = (LPWSTR) ServerAlloc (dwSize)))
{
CloseHandle (hAccessToken);
RpcRevertToSelf();
goto ClientAttach_error2;
}
// first get the user name and domain name
ptuUser = (PTOKEN_USER) InfoBuffer;
if (!GetTokenInformation(
hAccessToken,
TokenUser,
InfoBuffer,
dwSize,
&dwInfoBufferSize
))
{
LOG((TL_ERROR,
"ClientAttach: GetTokenInformation failed, err=%d",
GetLastError()
));
ServerFree (InfoBuffer);
if (GetLastError() == ERROR_INSUFFICIENT_BUFFER)
{
dwSize *= 2;
goto alloc_infobuffer;
}
CloseHandle (hAccessToken);
RpcRevertToSelf();
goto Admin_error;
}
if (!LookupAccountSidW(
NULL,
ptuUser->User.Sid,
szAccountName,
&dwAccountNameSize,
szDomainName,
&dwDomainNameSize,
&use
))
{
LOG((TL_ERROR,
"ClientAttach: LookupAccountSidW failed, err=%d",
GetLastError()
));
ServerFree (InfoBuffer);
CloseHandle (hAccessToken);
RpcRevertToSelf();
goto Admin_error;
}
LOG((TL_INFO,
"ClientAttach: LookupAccountSidW: User name %ls Domain name %ls",
szAccountName,
szDomainName
));
//
// Get administrator status
//
if (AllocateAndInitializeSid(
&siaNtAuthority,
2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&psidAdministrators
)
)
{
BOOL bAdmin = FALSE;
RESET_FLAG(ptClient->dwFlags,PTCLIENT_FLAG_ADMINISTRATOR);
if (!CheckTokenMembership(
hAccessToken,
psidAdministrators,
&bAdmin
))
{
LOG((TL_ERROR,
"ClientAttach: CheckTokenMembership failed, err=%d",
GetLastError()
));
}
//
// If both the client & server machine has blank
// password for local administrator account, and if
// remotesp runs in local admin account on remote machine
// NTLM will actually think RPC request is from
// server_machine\administrator, thus falsely set
// bAdmin to be true.
//
if (bAdmin && lProcessID == 0xffffffff)
{
WCHAR szLocalComp[NAMEBUFSIZE];
dwSize = sizeof(szLocalComp) / sizeof(WCHAR);
if (GetComputerNameW (
szLocalComp,
&dwSize
) &&
_wcsicmp (szLocalComp, szDomainName) == 0
)
{
bAdmin = FALSE;
wcsncpy (
szDomainName,
pszMachine,
sizeof(szLocalComp) / sizeof(WCHAR)
);
szDomainName[sizeof(szLocalComp) / sizeof(WCHAR) - 1] = 0;
}
}
if (bAdmin)
{
SET_FLAG(ptClient->dwFlags,PTCLIENT_FLAG_ADMINISTRATOR);
}
FreeSid (psidAdministrators);
if (!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
//
// Check to see if client is a TAPI admin, as
// specified in the TAPI MMC Snapin. This is
// determined simply by looking for a
// <Domain>\<User>=1 value under the TapiAdministrators
// section in tsec.ini.
//
wcscpy ((WCHAR *) InfoBuffer, szDomainName);
wcscat ((WCHAR *) InfoBuffer, L"\\");
wcscat ((WCHAR *) InfoBuffer, szAccountName);
if (GetPrivateProfileIntW(
gszTapiAdministrators,
(LPCWSTR) InfoBuffer,
0,
gszFileName
) == 1)
{
SET_FLAG(ptClient->dwFlags,PTCLIENT_FLAG_ADMINISTRATOR);
}
}
}
else
{
LOG((TL_ERROR,
"ClientAttach: AllocateAndInitializeSid failed, err=%d",
GetLastError()
));
ServerFree (InfoBuffer);
CloseHandle (hAccessToken);
RpcRevertToSelf();
goto Admin_error;
}
ServerFree (InfoBuffer);
CloseHandle (hAccessToken);
RpcRevertToSelf();
//
// Save the user, domain, & machine names
//
ptClient->dwUserNameSize =
(lstrlenW (szAccountName) + 1) * sizeof (WCHAR);
if (!(ptClient->pszUserName = ServerAlloc (ptClient->dwUserNameSize)))
{
goto ClientAttach_error2;
}
wcscpy (ptClient->pszUserName, szAccountName);
if (!(ptClient->pszDomainName = ServerAlloc(
(lstrlenW (szDomainName) + 1) * sizeof(WCHAR)
)))
{
goto ClientAttach_error3;
}
wcscpy (ptClient->pszDomainName, szDomainName);
if ((lProcessID == 0xffffffff) || (lProcessID == 0xfffffffd))
{
ptClient->dwComputerNameSize =
(1 + lstrlenW (pszMachine)) * sizeof(WCHAR);
if (!(ptClient->pszComputerName = ServerAlloc(
ptClient->dwComputerNameSize
)))
{
goto ClientAttach_error4;
}
wcscpy (ptClient->pszComputerName, pszMachine);
}
}
else
{
ptClient->dwUserNameSize =
(lstrlenW (pszDomainUser) + 1) * sizeof(WCHAR);
if (!(ptClient->pszUserName = ServerAlloc (ptClient->dwUserNameSize)))
{
goto ClientAttach_error2;
}
wcscpy (ptClient->pszUserName, pszDomainUser);
}
#else
ptClient->dwUserNameSize = (lstrlenW (pszDomainUser) + 1) * sizeof(WCHAR);
if (!(ptClient->pszUserName = ServerAlloc (ptClient->dwUserNameSize)))
{
goto ClientAttach_error2;
}
wcscpy (ptClient->pszUserName, pszDomainUser);
#endif
if (lProcessID == 0xffffffff)
{
//
// This is a remote client
//
#if TELE_SERVER
if (0 == (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
#endif
{
//
// This machine has been set up to _not_ be a server so fail
//
ServerFree (ptClient->pszUserName);
LOG((TL_ERROR,
"ClientAttach: attach request received, but this is " \
"not a telephony svr!"
));
goto Admin_error;
}
#if TELE_SERVER
//
// Special hack introduced because in SP4 beta I nullified the
// entry in gaFuncs[] corresponding to the old-lOpenInt /
// new-xNegotiateAPIVersionForAllDevices. So if a newer
// remotesp tries to send a NegoAllDevices request to an
// SP4 beta then tapisrv on the server will blow up.
//
// By setting *phAsyncEventsEvent = to a secret value remotesp
// knows whether or not it's ok to send a NegoAllDevices request.
//
*phAsyncEventsEvent = 0xa5c369a5;
//
// If pszDomainUser is non-empty then it contains the
// name of a mailslot that we can open & write to to
// indicate when async events are pending for this client.
//
if (wcslen (pszDomainUser) > 0)
{
ptClient->hProcess = (HANDLE) DG_CLIENT;
if ((ptClient->hMailslot = CreateFileW(
pszDomainUser,
GENERIC_WRITE,
FILE_SHARE_READ,
(LPSECURITY_ATTRIBUTES) NULL,
OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL,
(HANDLE) NULL
)) != INVALID_HANDLE_VALUE)
{
goto ClientAttach_AddClientToList;
}
LOG((TL_ERROR,
"ClientAttach: CreateFile(%ws) failed, err=%d",
pszDomainUser,
GetLastError()
));
LOG((TL_ERROR,
"ClientAttach: trying connection-oriented approach...",
pszDomainUser,
GetLastError()
));
}
ptClient->hProcess = (HANDLE) CN_CLIENT;
//
//
//
{
RPC_STATUS status;
PCONTEXT_HANDLE_TYPE2 phContext = NULL;
WCHAR *pszStringBinding = NULL;
WCHAR *pszMachineName;
BOOL bError;
// Allocate enough incase we have to prepend...
pszMachineName = ServerAlloc(
(lstrlenW(pszMachine) + 3) * sizeof(WCHAR)
);
if (!pszMachineName)
{
goto ClientAttach_error5;
}
//
// Should we prepend whackwhack?
//
if (!_wcsicmp (L"ncacn_np", pProtocolSequence))
{
//
// Yes. It's needed for named pipes
//
pszMachineName[0] = '\\';
pszMachineName[1] = '\\';
wcscpy (pszMachineName + 2, pszMachine);
}
else
{
//
// Don't prepend \\
//
wcscpy (pszMachineName, pszMachine);
}
//
// Serialize access to hRemoteSP
//
EnterCriticalSection (&TapiGlobals.RemoteSPCritSec);
//
// Try to find a protseq/endpoint pair in the list passed
// to us by the client that works ok
//
find_protocol_sequence:
do
{
//
// New strings look like: prot1"ep1"prot2"ep2"\0
// ...where there's one or more protseq/enpoint combos,
// each members of which is followed by a dbl-quote char
//
// Old strings look like: prot"ep\0
// ...where there's only one protseq/endpoint combo,
// and the endpoint member is followed by a \0 (no dbl-quote)
//
pPlaceHolder = wcschr (pProtocolSequence, L'\"');
*pPlaceHolder = L'\0';
pProtocolEndpoint = pPlaceHolder + 1;
if ((pPlaceHolder = wcschr (pProtocolEndpoint, L'\"')))
{
*pPlaceHolder = L'\0';
}
else
{
//
// If this is an old-style string then munge
// pPlaceHolder such that the error handling
// code down below doesn't jump back up here
// to get the next protseq/endpoint combo
//
pPlaceHolder = pProtocolEndpoint +
wcslen (pProtocolEndpoint) - 1;
}
RpcTryExcept
{
status = RpcStringBindingComposeW(
NULL, // uuid
pProtocolSequence,
pszMachineName, // server name
pProtocolEndpoint,
NULL, // options
&pszStringBinding
);
if (status != 0)
{
LOG((TL_ERROR,
"ClientAttach: RpcStringBindingComposeW " \
"failed, err=%d",
status
));
}
status = RpcBindingFromStringBindingW(
pszStringBinding,
&hRemoteSP
);
if (status != 0)
{
LOG((TL_ERROR,
"ClientAttach: RpcBindingFromStringBinding " \
"failed, err=%d",
status
));
LOG((TL_INFO,
"\t szMachine=%ws, protseq=%ws endpoint=%ws",
pszMachine,
pProtocolSequence,
pProtocolEndpoint
));
}
}
RpcExcept (I_RpcExceptionFilter(RpcExceptionCode()))
{
//
// Set status != 0 so our error handler below executes
//
status = 1;
}
RpcEndExcept
if (status != 0)
{
RpcStringFreeW (&pszStringBinding);
pProtocolSequence = pPlaceHolder + 1;
}
} while (status != 0 && *pProtocolSequence);
if (status != 0)
{
LOG((TL_ERROR,
"ClientAttach: error, can't find a usable protseq"
));
LeaveCriticalSection (&TapiGlobals.RemoteSPCritSec);
ServerFree (pszMachineName);
goto ClientAttach_error5;
}
LOG((TL_TRACE,
"ClientAttach: szMachine=%ws trying protseq=%ws endpoint=%ws",
pszMachine,
pProtocolSequence,
pProtocolEndpoint
));
RpcTryExcept
{
status = RpcBindingSetAuthInfo(
hRemoteSP,
NULL,
RPC_C_AUTHN_LEVEL_DEFAULT,
RPC_C_AUTHN_WINNT,
NULL,
0
);
RemoteSPAttach ((PCONTEXT_HANDLE_TYPE2 *) &phContext);
bError = FALSE;
}
RpcExcept (I_RpcExceptionFilter(RpcExceptionCode()))
{
LOG((TL_ERROR,
"ClientAttach: RemoteSPAttach failed. Exception %d",
RpcExceptionCode()
));
bError = TRUE;
}
RpcEndExcept
RpcTryExcept
{
RpcBindingFree (&hRemoteSP);
RpcStringFreeW (&pszStringBinding);
}
RpcExcept (I_RpcExceptionFilter(RpcExceptionCode()))
{
// do nothing
}
RpcEndExcept
LeaveCriticalSection (&TapiGlobals.RemoteSPCritSec);
if (bError)
{
//
// If there's at least one other protocol we can try
// then go for it, otherwise jump to error handler
//
pProtocolSequence = pPlaceHolder + 1;
if (*pProtocolSequence)
{
EnterCriticalSection (&TapiGlobals.RemoteSPCritSec);
goto find_protocol_sequence;
}
ServerFree (pszMachineName);
goto ClientAttach_error5;
}
ServerFree (pszMachineName);
// RevertToSelf();
ptClient->phContext = phContext;
}
#endif // TELE_SERVER
}
else if (lProcessID == 0xfffffffd)
{
if (!gbNTServer)
{
lResult = LINEERR_OPERATIONFAILED;
goto ClientAttach_error5;
}
//
// Deny the access if not the admin
//
if (!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
lResult = TAPIERR_NOTADMIN;
goto ClientAttach_error5;
}
ptClient->hProcess = (HANDLE) MMC_CLIENT;
#if WIN64
*phAsyncEventsEvent = 0x64646464;
#else
*phAsyncEventsEvent = 0x32323232;
#endif
}
else
{
RPC_STATUS rpcStatus;
//
// Open a handle to the client process. We will use this to duplicate an
// event handle into that process.
//
rpcStatus = RpcImpersonateClient (NULL);
if (RPC_S_OK != rpcStatus)
{
LOG((TL_ERROR,
"RpcImpersonateClient failed, err=%d",
rpcStatus));
goto ClientAttach_error5;
}
if (!(ptClient->hProcess = OpenProcess(
PROCESS_DUP_HANDLE,
FALSE,
lProcessID
)))
{
LOG((TL_ERROR,
"OpenProcess(pid=x%x) failed, err=%d",
lProcessID,
GetLastError()
));
RpcRevertToSelf ();
goto ClientAttach_error5;
}
//
// This is a local client, so set up all the event buffer stuff
//
ptClient->dwComputerNameSize = TapiGlobals.dwComputerNameSize;
ptClient->pszComputerName = TapiGlobals.pszComputerName;
if (!(ptClient->hValidEventBufferDataEvent = CreateEvent(
(LPSECURITY_ATTRIBUTES) NULL,
TRUE, // manual-reset
FALSE, // nonsignaled
NULL // unnamed
)))
{
RpcRevertToSelf ();
goto ClientAttach_error5;
}
if (!DuplicateHandle(
TapiGlobals.hProcess,
ptClient->hValidEventBufferDataEvent,
ptClient->hProcess,
(HANDLE *) phAsyncEventsEvent,
0,
FALSE,
DUPLICATE_SAME_ACCESS
))
{
LOG((TL_ERROR,
"ClientAttach: DupHandle failed, err=%d",
GetLastError()
));
}
RpcRevertToSelf ();
//
// Load the priority lists if we haven't already done so
//
if (gbPriorityListsInitialized == FALSE)
{
RPC_STATUS status;
if ((status = RpcImpersonateClient (0)) != RPC_S_OK)
{
LOG((TL_ERROR,
"ClientAttach: RpcImpersonateClient failed, err=%d",
status
));
lResult = LINEERR_OPERATIONFAILED;
goto ClientAttach_error5;
}
EnterCriticalSection (&gPriorityListCritSec);
if (gbPriorityListsInitialized == FALSE)
{
HKEY hKeyHandoffPriorities, hKeyCurrentUser;
LONG lResult;
gbPriorityListsInitialized = TRUE;
if (ERROR_SUCCESS ==
(lResult = RegOpenCurrentUser (KEY_ALL_ACCESS, &hKeyCurrentUser)))
{
if ((lResult = RegOpenKeyEx(
hKeyCurrentUser,
gszRegKeyHandoffPriorities,
0,
KEY_READ,
&hKeyHandoffPriorities
)) == ERROR_SUCCESS)
{
HKEY hKeyMediaModes;
DWORD dwDisp;
if ((lResult = RegCreateKeyEx(
hKeyHandoffPriorities,
gszRegKeyHandoffPrioritiesMediaModes,
0,
TEXT(""),
REG_OPTION_NON_VOLATILE,
KEY_ALL_ACCESS,
NULL,
&hKeyMediaModes,
&dwDisp
)) == ERROR_SUCCESS)
{
GetMediaModesPriorityLists(
hKeyMediaModes,
&(TapiGlobals.pPriLists)
);
RegCloseKey( hKeyMediaModes );
}
GetPriorityList(
hKeyHandoffPriorities,
gszRequestMakeCallW,
&TapiGlobals.pszReqMakeCallPriList
);
GetPriorityList(
hKeyHandoffPriorities,
gszRequestMediaCallW,
&TapiGlobals.pszReqMediaCallPriList
);
RegCloseKey (hKeyHandoffPriorities);
}
else
{
LOG((TL_ERROR,
"RegOpenKey('\\HandoffPri') failed, err=%ld",
lResult
));
}
RegCloseKey (hKeyCurrentUser);
}
else
{
LOG((TL_ERROR,
"RegOpenCurrentUser failed, err=%ld",
lResult
));
}
}
LeaveCriticalSection (&gPriorityListCritSec);
if (status == RPC_S_OK)
{
RpcRevertToSelf ();
}
}
}
//
// Add tClient to global list
//
ClientAttach_AddClientToList:
TapiEnterCriticalSection (&TapiGlobals.CritSec);
if ((ptClient->pNext = TapiGlobals.ptClients))
{
ptClient->pNext->pPrev = ptClient;
}
TapiGlobals.ptClients = ptClient;
gfWeHadAtLeastOneClient = TRUE;
ptClient->dwKey = TCLIENT_KEY;
{
PTPROVIDER ptProvider;
ptProvider = TapiGlobals.ptProviders;
while (NULL != ptProvider)
{
if (NULL != ptProvider->apfn[SP_PROVIDERCHECKFORNEWUSER])
{
CallSP1(
ptProvider->apfn[SP_PROVIDERCHECKFORNEWUSER],
"providerCheckForNewUser",
SP_FUNC_SYNC,
(DWORD)ptProvider->dwPermanentProviderID
);
}
ptProvider = ptProvider->pNext;
}
}
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
//
// Fill in return values
//
*pphContext = (PCONTEXT_HANDLE_TYPE) UIntToPtr(ptClient->htClient);
PerfBlock.dwClientApps++;
return 0;
//
// Error cleanup
//
Admin_error:
ServerFree (ptClient->pEventBuffer);
DereferenceObject (ghHandleTable,
ptClient->htClient, 1);
return LINEERR_OPERATIONFAILED;
ClientAttach_error5:
if (ptClient->pszComputerName != TapiGlobals.pszComputerName)
{
ServerFree (ptClient->pszComputerName);
}
#if TELE_SERVER
ClientAttach_error4:
#endif
ServerFree (ptClient->pszDomainName);
#if TELE_SERVER
ClientAttach_error3:
#endif
ServerFree (ptClient->pszUserName);
ClientAttach_error2:
ServerFree (ptClient->pEventBuffer);
ClientAttach_error1:
DereferenceObject (ghHandleTable,
ptClient->htClient, 1);
ClientAttach_error0:
if (lResult == 0)
{
lResult = LINEERR_NOMEM;
}
return lResult;
}
void
ClientRequest(
PCONTEXT_HANDLE_TYPE phContext,
unsigned char *pBuffer,
long lNeededSize,
long *plUsedSize
)
{
PTAPI32_MSG pMsg = (PTAPI32_MSG) pBuffer;
DWORD dwFuncIndex;
PTCLIENT ptClient = NULL;
DWORD objectToDereference = DWORD_CAST((ULONG_PTR)phContext,__FILE__,__LINE__);
if (lNeededSize < sizeof (TAPI32_MSG) ||
*plUsedSize < sizeof (ULONG_PTR)) // sizeof (pMsg->u.Req_Func)
{
pMsg->u.Ack_ReturnValue = LINEERR_INVALPARAM;
goto ExitHere;
}
dwFuncIndex = pMsg->u.Req_Func;
ptClient = ReferenceObject(
ghHandleTable,
objectToDereference,
TCLIENT_KEY);
if (ptClient == NULL)
{
pMsg->u.Ack_ReturnValue = TAPIERR_INVALRPCCONTEXT;
goto ExitHere;
}
//
// Old (nt4sp4, win98) clients pass across a usedSize
// == 3 * sizeof(DWORD) for the xgetAsyncEvents request,
// so we have to special case them when checking buf size
//
if (*plUsedSize < (long) (dwFuncIndex == xGetAsyncEvents ?
3 * sizeof (ULONG_PTR) : sizeof (TAPI32_MSG)))
{
goto ExitHere;
}
*plUsedSize = sizeof (LONG_PTR);
if (dwFuncIndex >= xLastFunc)
{
pMsg->u.Ack_ReturnValue = LINEERR_OPERATIONUNAVAIL;
}
else if (ptClient->dwKey == TCLIENT_KEY)
{
pMsg->u.Ack_ReturnValue = TAPI_SUCCESS;
(*gaFuncs[dwFuncIndex])(
ptClient,
pMsg,
lNeededSize - sizeof(TAPI32_MSG),
pBuffer + sizeof(TAPI32_MSG),
plUsedSize
);
}
else
{
pMsg->u.Ack_ReturnValue = LINEERR_REINIT;
}
ExitHere:
if (ptClient)
{
DereferenceObject(
ghHandleTable,
ptClient->htClient,
1);
}
return;
}
void
ClientDetach(
PCONTEXT_HANDLE_TYPE *pphContext
)
{
PTCLIENT ptClient;
DWORD objectToDereference = DWORD_CAST((ULONG_PTR)(*pphContext),__FILE__,__LINE__);
LOG((TL_TRACE, "ClientDetach: enter"));
ptClient = ReferenceObject(
ghHandleTable,
objectToDereference,
TCLIENT_KEY);
if (ptClient == NULL)
{
goto ExitHere;
}
{
if (!IS_REMOTE_CLIENT (ptClient))
{
//
// Write the pri lists to the registry when a local client
// detaches.
//
{
HKEY hKeyHandoffPriorities, hKeyCurrentUser;
LONG lResult;
DWORD dwDisposition;
RPC_STATUS status;
if ((status = RpcImpersonateClient (0)) == RPC_S_OK)
{
if (ERROR_SUCCESS ==
(lResult = RegOpenCurrentUser (KEY_ALL_ACCESS, &hKeyCurrentUser)))
{
if ((lResult = RegCreateKeyEx(
hKeyCurrentUser,
gszRegKeyHandoffPriorities,
0,
TEXT(""),
REG_OPTION_NON_VOLATILE,
KEY_SET_VALUE,
(LPSECURITY_ATTRIBUTES) NULL,
&hKeyHandoffPriorities,
&dwDisposition
)) == ERROR_SUCCESS)
{
HKEY hKeyHandoffPrioritiesMediaModes;
EnterCriticalSection (&gPriorityListCritSec);
RegDeleteKey(
hKeyHandoffPriorities,
gszRegKeyHandoffPrioritiesMediaModes
);
if ((lResult = RegCreateKeyEx(
hKeyHandoffPriorities,
gszRegKeyHandoffPrioritiesMediaModes,
0,
TEXT(""),
REG_OPTION_NON_VOLATILE,
KEY_SET_VALUE,
(LPSECURITY_ATTRIBUTES) NULL,
&hKeyHandoffPrioritiesMediaModes,
&dwDisposition
)) == ERROR_SUCCESS)
{
SetMediaModesPriorityList(
hKeyHandoffPrioritiesMediaModes,
TapiGlobals.pPriLists
);
RegCloseKey( hKeyHandoffPrioritiesMediaModes );
}
SetPriorityList(
hKeyHandoffPriorities,
gszRequestMakeCallW,
TapiGlobals.pszReqMakeCallPriList
);
SetPriorityList(
hKeyHandoffPriorities,
gszRequestMediaCallW,
TapiGlobals.pszReqMediaCallPriList
);
LeaveCriticalSection (&gPriorityListCritSec);
RegCloseKey (hKeyHandoffPriorities);
}
else
{
LOG((TL_ERROR,
"RegCreateKeyEx('\\HandoffPri') failed, err=%ld",
lResult
));
}
RegCloseKey (hKeyCurrentUser);
}
else
{
LOG((TL_ERROR,
"RegOpenCurrentUser failed, err=%ld",
lResult
));
}
RpcRevertToSelf ();
}
else
{
LOG((TL_ERROR, "ClientDetach: RpcImpersonateClient failed, err=%d", status));
}
}
}
}
PCONTEXT_HANDLE_TYPE_rundown (*pphContext);
*pphContext = (PCONTEXT_HANDLE_TYPE) NULL;
PerfBlock.dwClientApps--;
LOG((TL_TRACE, "ClientDetach: exit"));
ExitHere:
if (ptClient)
{
DereferenceObject( ghHandleTable,
ptClient->htClient, 1);
}
return;
}
BOOL
CleanUpClient(
PTCLIENT ptClient,
BOOL bRundown
)
/*++
This function separates out the freeing of client resources
and removing it from the client list from actually freeing
the client. For the case where the client timed out we want to
clean up all the client's resources. However, the client can
potentially still call in to tapisrv, so we can't free the
client handle (or it will fault in lineprolog / phoneprolog).
--*/
{
BOOL bResult, bExit;
CleanUpClient_lockClient:
try
{
LOCKTCLIENT (ptClient);
}
myexcept
{
// do nothing
}
try
{
if (bRundown)
{
switch (ptClient->dwKey)
{
case TCLIENT_KEY:
//
// Invalidate the key & proceed with clean up
//
ptClient->dwKey = INVAL_KEY;
bExit = FALSE;
break;
case TZOMBIECLIENT_KEY:
//
// An EventNotificationThread already cleaned up this client,
// so invalidate the key, exit & return TRUE
//
ptClient->dwKey = INVAL_KEY;
bResult = bExit = TRUE;
break;
case TCLIENTCLEANUP_KEY:
//
// An EventNotificationThread is cleaning up this client.
// Release the lock, wait a little while, then try again.
//
UNLOCKTCLIENT (ptClient);
Sleep (50);
goto CleanUpClient_lockClient;
default:
//
// This is not a valid tClient, so exit & return FALSE
//
bResult = FALSE;
bExit = TRUE;
break;
}
}
else // called by EventNotificationThread on timeout
{
if (ptClient->dwKey == TCLIENT_KEY)
{
//
// Mark the key as "doing cleanup", then proceed
//
bExit = FALSE;
ptClient->dwKey = TCLIENTCLEANUP_KEY;
}
else
{
//
// Either the tClient is invalid or it's being cleaned
// up by someone else, so exit & return FALSE
//
bResult = FALSE;
bExit = TRUE;
}
}
}
myexcept
{
bResult = FALSE;
bExit = TRUE;
}
try
{
UNLOCKTCLIENT (ptClient);
}
myexcept
{
// do nothing
}
if (bExit)
{
return bResult;
}
// Clear the MMC write lock if any
if (IS_FLAG_SET (ptClient->dwFlags, PTCLIENT_FLAG_LOCKEDMMCWRITE))
{
EnterCriticalSection (&gMgmtCritSec);
gbLockMMCWrite = FALSE;
LeaveCriticalSection (&gMgmtCritSec);
}
#if TELE_SERVER
if (IS_REMOTE_CLIENT (ptClient) &&
ptClient->MsgPendingListEntry.Flink)
{
CRITICAL_SECTION *pCS = (IS_REMOTE_CN_CLIENT (ptClient) ?
&gCnClientMsgPendingCritSec :
&gDgClientMsgPendingCritSec);
EnterCriticalSection (pCS);
if (ptClient->MsgPendingListEntry.Flink)
{
RemoveEntryList (&ptClient->MsgPendingListEntry);
}
LeaveCriticalSection (pCS);
}
#endif
TapiEnterCriticalSection (&TapiGlobals.CritSec);
try
{
if (ptClient->pNext)
{
ptClient->pNext->pPrev = ptClient->pPrev;
}
if (ptClient->pPrev)
{
ptClient->pPrev->pNext = ptClient->pNext;
}
else
{
TapiGlobals.ptClients = ptClient->pNext;
}
}
myexcept
{
// simply continue
}
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
HMANAGEMENTCLIENT htClient;
PTMANAGEDLLINFO pDll;
(TapiGlobals.pMapperDll->aProcs[TC_CLIENTSHUTDOWN])(ptClient->hMapper);
if (TapiGlobals.pManageDllList)
{
pDll = TapiGlobals.pManageDllList->pFirst;
while (pDll)
{
if (GetTCClient (pDll, ptClient, TC_CLIENTSHUTDOWN, &htClient))
{
try
{
(pDll->aProcs[TC_CLIENTSHUTDOWN])(htClient);
}
myexcept
{
LOG((TL_ERROR, "CLIENT DLL had a problem: x%p",ptClient));
break;
}
}
pDll = pDll->pNext;
}
}
}
//
// If client was remote then detach
//
if (IS_REMOTE_CN_CLIENT (ptClient) && bRundown)
{
RpcTryExcept
{
RemoteSPDetach (&ptClient->phContext);
}
RpcExcept (I_RpcExceptionFilter(RpcExceptionCode()))
{
unsigned long ulResult = RpcExceptionCode();
LOG((TL_ERROR,
"rundown: exception #%d detaching from remotesp",
ulResult
));
if (ulResult == RPC_S_SERVER_TOO_BUSY)
{
}
else
{
}
}
RpcEndExcept
}
#endif
//
// Close all XxxApps
//
while (ptClient->ptLineApps)
{
DestroytLineApp (ptClient->ptLineApps->hLineApp);
}
while (ptClient->ptPhoneApps)
{
DestroytPhoneApp (ptClient->ptPhoneApps->hPhoneApp);
}
//
// Clean up any existing ProviderXxx dialog instances
//
{
PTAPIDIALOGINSTANCE pProviderXxxDlgInst =
ptClient->pProviderXxxDlgInsts,
pNextProviderXxxDlgInst;
while (pProviderXxxDlgInst)
{
TAPI32_MSG params;
params.u.Req_Func = 0;
params.Params[0] = pProviderXxxDlgInst->htDlgInst;
params.Params[1] = LINEERR_OPERATIONFAILED;
pNextProviderXxxDlgInst = pProviderXxxDlgInst->pNext;
FreeDialogInstance(
ptClient,
(PFREEDIALOGINSTANCE_PARAMS) &params,
sizeof (params),
NULL,
NULL
);
pProviderXxxDlgInst = pNextProviderXxxDlgInst;
}
}
//
// Clean up associated resources
//
if (!IS_REMOTE_CLIENT (ptClient))
{
CloseHandle (ptClient->hProcess);
}
if (!IS_REMOTE_CN_CLIENT (ptClient))
{
CloseHandle (ptClient->hValidEventBufferDataEvent);
}
ServerFree (ptClient->pEventBuffer);
ServerFree (ptClient->pszUserName);
if (ptClient->pszComputerName != TapiGlobals.pszComputerName)
{
ServerFree (ptClient->pszComputerName);
}
#if TELE_SERVER
if (TapiGlobals.dwFlags & TAPIGLOBALS_SERVER)
{
ServerFree (ptClient->pszDomainName);
if (!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
// security DLL handles
{
ServerFree (ptClient->pClientHandles);
ServerFree (ptClient->pLineMap);
ServerFree (ptClient->pLineDevices);
ServerFree (ptClient->pPhoneMap);
ServerFree (ptClient->pPhoneDevices);
}
}
#endif
//
// If we're called due to timeout then reset key to == ZOMBIE
// so that another thread doing rundown knows that it's ok
// to free the tClient object
//
if (!bRundown)
{
ptClient->dwKey = TZOMBIECLIENT_KEY;
}
return TRUE;
}
void
__RPC_USER
PCONTEXT_HANDLE_TYPE_rundown(
PCONTEXT_HANDLE_TYPE phContext
)
{
DWORD i;
PTCLIENT ptClient;
DWORD objectToDereference = DWORD_CAST((ULONG_PTR)phContext,__FILE__,__LINE__);
ptClient = ReferenceObject (
ghHandleTable,
objectToDereference,
TCLIENT_KEY);
if (ptClient == NULL)
{
goto ExitHere;
}
LOG((TL_TRACE, "PCONTEXT_HANDLE_TYPE_rundown: enter (ptClient=x%p)",ptClient));
while (InterlockedExchange (&gRundownLock.lCookie, 1) == 1)
{
Sleep (50);
}
if (!gRundownLock.bIgnoreRundowns)
{
InterlockedIncrement (&gRundownLock.lNumRundowns);
InterlockedExchange (&gRundownLock.lCookie, 0);
//
// Wrap the following in a try/except because we definitely
// want to make sure we decrement gRundownLock.lRundownCount
//
try
{
if (CleanUpClient (ptClient, TRUE))
{
DereferenceObject (
ghHandleTable,
ptClient->htClient,
1);
//
// If this was the last client then alert the
// SPEventHandlerThread(s) that it should begin
// it's deferred shutdown countdown
//
if (!TapiGlobals.ptClients)
{
for (i = 0; i < gdwNumSPEventHandlerThreads; i++)
{
EnterCriticalSection(
&aSPEventHandlerThreadInfo[i].CritSec
);
SetEvent (aSPEventHandlerThreadInfo[i].hEvent);
LeaveCriticalSection(
&aSPEventHandlerThreadInfo[i].CritSec
);
}
}
}
}
myexcept
{
}
InterlockedDecrement (&gRundownLock.lNumRundowns);
}
else
{
InterlockedExchange (&gRundownLock.lCookie, 0);
}
ExitHere:
if (ptClient)
{
DereferenceObject(ghHandleTable,
ptClient->htClient, 1);
}
LOG((TL_TRACE, "PCONTEXT_HANDLE_TYPE_rundown: exit"));
return;
}
#if DBG
LPVOID
WINAPI
ServerAllocReal(
DWORD dwSize,
DWORD dwLine,
PSTR pszFile
)
#else
LPVOID
WINAPI
ServerAllocReal(
DWORD dwSize
)
#endif
{
LPVOID p;
#if DBG
dwSize += sizeof (MYMEMINFO);
#endif
p = HeapAlloc (ghTapisrvHeap, HEAP_ZERO_MEMORY, dwSize);
#if DBG
if (p)
{
((PMYMEMINFO) p)->dwLine = dwLine;
((PMYMEMINFO) p)->pszFile = pszFile;
p = (LPVOID) (((PMYMEMINFO) p) + 1);
}
else
{
static BOOL fBeenThereDoneThat = FALSE;
static DWORD fBreakOnAllocFailed = 0;
if ( !fBeenThereDoneThat )
{
HKEY hKey;
TCHAR szTapisrvDebugBreak[] = TEXT("TapisrvDebugBreak");
fBeenThereDoneThat = TRUE;
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_ALL_ACCESS,
&hKey
) == ERROR_SUCCESS)
{
DWORD dwDataSize = sizeof (DWORD), dwDataType;
RegQueryValueEx(
hKey,
szTapisrvDebugBreak,
0,
&dwDataType,
(LPBYTE) &fBreakOnAllocFailed,
&dwDataSize
);
dwDataSize = sizeof (DWORD);
RegCloseKey (hKey);
LOG((TL_ERROR, "BreakOnAllocFailed=%ld", fBreakOnAllocFailed));
}
}
if ( fBreakOnAllocFailed )
{
DebugBreak();
}
}
#endif
return p;
}
VOID
WINAPI
ServerFree(
LPVOID p
)
{
if (!p)
{
return;
}
#if DBG
//
// Fill the buffer (but not the MYMEMINFO header) with 0xa1's
// to facilitate debugging
//
{
LPVOID p2 = p;
DWORD dwSize;
p = (LPVOID) (((PMYMEMINFO) p) - 1);
dwSize = (DWORD) HeapSize (ghTapisrvHeap, 0, p);
if ((dwSize != 0xFFFFFFFF) && (dwSize > sizeof (MYMEMINFO)))
{
FillMemory(
p2,
dwSize - sizeof (MYMEMINFO),
0xa1
);
}
}
#endif
HeapFree (ghTapisrvHeap, 0, p);
}
#if DBG
void
DumpHandleList()
{
#ifdef INTERNALBUILD
PMYHANDLEINFO pHold;
if (gpHandleFirst == NULL)
{
LOG((TL_ERROR, "All mutexes deallocated"));
return;
}
pHold = gpHandleFirst;
while (pHold)
{
LOG((TL_INFO, "DumpHandleList - MUTEX %lx, FILE %s, LINE %d", pHold->hMutex, pHold->pszFile, pHold->dwLine));
pHold = pHold->pNext;
}
if (gbBreakOnLeak)
{
DebugBreak();
}
#endif
}
#endif
BOOL
PASCAL
MyDuplicateHandle(
HANDLE hSource,
LPHANDLE phTarget
)
{
if (!DuplicateHandle(
TapiGlobals.hProcess,
hSource,
TapiGlobals.hProcess,
phTarget,
0,
FALSE,
DUPLICATE_SAME_ACCESS
))
{
LOG((TL_ERROR,
"MyDuplicateHandle: DuplicateHandle failed, err=%ld",
GetLastError()
));
return FALSE;
}
return TRUE;
}
#if DBG
HANDLE
MyRealCreateMutex(
PSTR pFile,
DWORD dwLine
)
#else
HANDLE
MyRealCreateMutex(
void
)
#endif
{
HANDLE hMutex;
hMutex = CreateMutex(
NULL, // no security attrs
FALSE, // unowned
NULL // unnamed
);
return (hMutex);
}
BOOL
WaitForMutex(
HANDLE hMutex,
HANDLE *phMutex,
BOOL *pbDupedMutex,
LPVOID pWidget,
DWORD dwKey,
DWORD dwTimeout
)
{
DWORD dwResult;
// note that waitformutex and code that uses the mutex must be
// wrapped in a try except because the object could possibly
// go away even though the thread has the mutex
//
// First try to instantaneously grab the specified mutex. We wrap
// this in a critical section and preface it with widget validation
// to make sure that we don't happen grab a pWidget->hMutex right
// after it is released and right before it is closed by some other
// thread "T2" in a DestroyWidget routine. This scenario could cause
// deadlock, since there could be thread "T3" waiting on this mutex
// (or a dup'd handle), and this thread "T1" would have no way to
// release the mutex (the handle having been subsequently closed by
// thread "T2" calling DestroyWidget above).
//
EnterCriticalSection (&gSafeMutexCritSec);
if (pWidget)
{
try
{
if (*((LPDWORD) pWidget) != dwKey)
{
LeaveCriticalSection (&gSafeMutexCritSec);
return FALSE;
}
}
myexcept
{
LeaveCriticalSection (&gSafeMutexCritSec);
return FALSE;
}
}
switch ((dwResult = WaitForSingleObject (hMutex, 0)))
{
case WAIT_OBJECT_0:
LeaveCriticalSection (&gSafeMutexCritSec);
*phMutex = hMutex;
*pbDupedMutex = FALSE;
return TRUE;
//case WAIT_ABANDONED:
//assert: no calling thread should ever be terminated!
default:
break;
}
LeaveCriticalSection (&gSafeMutexCritSec);
//
// If here we failed to instantaneously grab the specified mutex.
// Try to dup it, and then wait on the dup'd handle. We do this so
// that each thread which grabs a mutex is guaranteed to have a valid
// handle to release at some future time, as the original hMutex might
// get closed by some other thread calling a DestroyWidget routine.
//
if (!DuplicateHandle(
TapiGlobals.hProcess,
hMutex,
TapiGlobals.hProcess,
phMutex,
0,
FALSE,
DUPLICATE_SAME_ACCESS
))
{
return FALSE;
}
WaitForMutex_wait:
switch ((dwResult = WaitForSingleObject (*phMutex, dwTimeout)))
{
case WAIT_OBJECT_0:
*pbDupedMutex = TRUE;
return TRUE;
case WAIT_TIMEOUT:
try
{
if (*((LPDWORD) pWidget) == dwKey)
{
goto WaitForMutex_wait;
}
}
myexcept
{
// just fall thru without blowing up
}
MyCloseMutex (*phMutex);
break;
//case WAIT_ABANDONED:
//assert: no calling thread should ever be terminated!
default:
break;
}
return FALSE;
}
void
MyReleaseMutex(
HANDLE hMutex,
BOOL bCloseMutex
)
{
if (hMutex)
{
ReleaseMutex (hMutex);
if (bCloseMutex)
{
MyCloseMutex (hMutex);
}
}
}
void
MyCloseMutex(
HANDLE hMutex
)
{
if (hMutex)
{
CloseHandle (hMutex);
}
}
void
CALLBACK
CompletionProcSP(
DWORD dwRequestID,
LONG lResult
)
{
PASYNCREQUESTINFO pAsyncRequestInfo;
if ((pAsyncRequestInfo = ReferenceObject(
ghHandleTable,
dwRequestID,
TASYNC_KEY
)))
{
#if DBG
char szResult[32];
LOG((TL_TRACE,
"CompletionProcSP: enter, dwReqID=x%x, lResult=%s",
dwRequestID,
MapResultCodeToText (lResult, szResult)
));
#else
LOG((TL_TRACE,
"CompletionProcSP: enter, dwReqID=x%x, lResult=x%x",
dwRequestID,
lResult
));
#endif
pAsyncRequestInfo->lResult = lResult;
DereferenceObject (ghHandleTable, dwRequestID, 1);
}
else
{
LOG((TL_ERROR, "CompletionProcSP: bad dwRequestID=x%x", dwRequestID));
#if DBG
if (gfBreakOnSeriousProblems)
{
DebugBreak();
}
#endif
return;
}
if (!QueueSPEvent ((PSPEVENT) pAsyncRequestInfo))
{
//
// If here we're going thru shutdown & service provider
// is completing any outstanding events, so process this
// inline so it gets cleaned up right now.
//
CompletionProc (pAsyncRequestInfo, lResult);
DereferenceObject (ghHandleTable, dwRequestID, 1);
}
}
VOID
PASCAL
CompletionProc(
PASYNCREQUESTINFO pAsyncRequestInfo,
LONG lResult
)
{
//
// Assumes pAsyncRequestInfo has been verified upon entry.
//
// If the tClient is bad WriteEventBuffer should handle it ok,
// as should any post-processing routine.
//
ASYNCEVENTMSG msg[2], *pMsg = msg;
#if DBG
{
char szResult[32];
LOG((TL_TRACE,
"CompletionProc: enter, dwReqID=x%x, lResult=%s",
pAsyncRequestInfo->dwLocalRequestID,
MapResultCodeToText (lResult, szResult)
));
}
#else
LOG((TL_TRACE,
"CompletionProc: enter, dwReqID=x%x, lResult=x%x",
pAsyncRequestInfo->dwLocalRequestID,
lResult
));
#endif
pAsyncRequestInfo->dwKey = INVAL_KEY;
//
// Init the msg we'll send to client
//
pMsg->TotalSize = sizeof (ASYNCEVENTMSG);
pMsg->InitContext = pAsyncRequestInfo->InitContext;
pMsg->fnPostProcessProcHandle = pAsyncRequestInfo->hfnClientPostProcessProc;
pMsg->hDevice = 0;
pMsg->Msg = ((pAsyncRequestInfo->dwLineFlags & 1) ?
LINE_REPLY : PHONE_REPLY);
pMsg->OpenContext = pAsyncRequestInfo->OpenContext;
pMsg->Param1 = pAsyncRequestInfo->dwRemoteRequestID;
pMsg->Param2 = lResult;
pMsg->Param3 = 0;
//
// If there's a post processing proc call it. Note that ppprocs can
// create their own msg to pass, so we need to check for this case.
// Finally, write the msg to the client's event buffer.
//
if (pAsyncRequestInfo->pfnPostProcess)
{
LPVOID pBuf = NULL;
(*pAsyncRequestInfo->pfnPostProcess)(pAsyncRequestInfo, pMsg, &pBuf);
WriteEventBuffer (pAsyncRequestInfo->ptClient, (pBuf ? pBuf : pMsg));
if (pBuf)
{
ServerFree (pBuf);
}
}
else
{
WriteEventBuffer (pAsyncRequestInfo->ptClient, pMsg);
}
// caller will free pAsyncRequestInfo
}
void
WriteEventBuffer(
PTCLIENT ptClient,
PASYNCEVENTMSG pMsg
)
{
BOOL bSignalRemote = FALSE;
DWORD dwMoveSize = (DWORD) pMsg->TotalSize,
dwMoveSizeWrapped = 0,
dwPreviousUsedSize,
dwData;
HANDLE hMailslot;
#if DBG
if (dwMoveSize & 0x3)
{
LOG((TL_ERROR,
"WriteEventBuffer: ERROR! bad MsgSize=x%x (Msg=x%x, pCli=x%p)",
dwMoveSize,
pMsg->Msg,
ptClient
));
}
#endif
LOG((TL_TRACE, "WriteEventBuffer - enter"));
if (WaitForExclusiveClientAccess (ptClient))
{
//
// Check to see if we need to grow the event buffer
//
if (dwMoveSize > (ptClient->dwEventBufferTotalSize -
ptClient->dwEventBufferUsedSize))
{
DWORD dwMoveSize2, dwMoveSizeWrapped2,
dwNewEventBufferTotalSize;
LPBYTE pNewEventBuffer;
//
// Do some math to have the total be a multiple
// of sizeof(ASYNCEVENTMSG)
//
dwNewEventBufferTotalSize =
ptClient->dwEventBufferTotalSize +
( (( dwMoveSize / sizeof(ASYNCEVENTMSG) ) + 20 )
* sizeof(ASYNCEVENTMSG));
if (!(pNewEventBuffer = ServerAlloc(
dwNewEventBufferTotalSize
)))
{
UNLOCKTCLIENT (ptClient);
return;
}
if (ptClient->dwEventBufferUsedSize != 0)
{
if (ptClient->pDataIn > ptClient->pDataOut)
{
dwMoveSize2 = (DWORD) (ptClient->pDataIn -
ptClient->pDataOut);
dwMoveSizeWrapped2 = 0;
}
else
{
dwMoveSize2 = (DWORD)
((ptClient->pEventBuffer +
ptClient->dwEventBufferTotalSize) -
ptClient->pDataOut);
dwMoveSizeWrapped2 = (DWORD)
(ptClient->pDataIn -
ptClient->pEventBuffer);
}
CopyMemory(
pNewEventBuffer,
ptClient->pDataOut,
dwMoveSize2
);
if (dwMoveSizeWrapped2)
{
CopyMemory(
pNewEventBuffer + dwMoveSize2,
ptClient->pEventBuffer,
dwMoveSizeWrapped2
);
}
ptClient->pDataIn = pNewEventBuffer +
dwMoveSize2 + dwMoveSizeWrapped2;
}
else
{
ptClient->pDataIn = pNewEventBuffer;
}
ServerFree (ptClient->pEventBuffer);
ptClient->pDataOut =
ptClient->pEventBuffer = pNewEventBuffer;
ptClient->dwEventBufferTotalSize =
dwNewEventBufferTotalSize;
}
//
// Compute the MoveSize's, do the copy(ies), & update the pointers
//
if (ptClient->pDataIn >= ptClient->pDataOut)
{
DWORD dwFreeSize = ptClient->dwEventBufferTotalSize -
(DWORD) (ptClient->pDataIn -
ptClient->pEventBuffer);
if (dwMoveSize > dwFreeSize)
{
dwMoveSizeWrapped = dwMoveSize - dwFreeSize;
dwMoveSize = dwFreeSize;
}
}
CopyMemory (ptClient->pDataIn, (LPBYTE) pMsg, dwMoveSize);
if (dwMoveSizeWrapped != 0)
{
CopyMemory(
ptClient->pEventBuffer,
((LPBYTE) pMsg) + dwMoveSize,
dwMoveSizeWrapped
);
ptClient->pDataIn = ptClient->pEventBuffer +
dwMoveSizeWrapped;
}
else
{
ptClient->pDataIn += dwMoveSize;
if (ptClient->pDataIn >= (ptClient->pEventBuffer +
ptClient->dwEventBufferTotalSize))
{
ptClient->pDataIn = ptClient->pEventBuffer;
}
}
dwPreviousUsedSize = ptClient->dwEventBufferUsedSize;
ptClient->dwEventBufferUsedSize += (DWORD) pMsg->TotalSize;
if (!IS_REMOTE_CLIENT (ptClient))
{
LOG((TL_TRACE, "WriteEventBuffer: SetEvent %p for local client", ptClient->hValidEventBufferDataEvent));
SetEvent (ptClient->hValidEventBufferDataEvent);
}
else if (dwPreviousUsedSize == 0)
{
if (IS_REMOTE_CN_CLIENT (ptClient))
{
EnterCriticalSection (&gCnClientMsgPendingCritSec);
InsertTailList(
&CnClientMsgPendingListHead,
&ptClient->MsgPendingListEntry
);
LeaveCriticalSection (&gCnClientMsgPendingCritSec);
hMailslot = NULL;
bSignalRemote = TRUE;
}
else
{
if (dwPreviousUsedSize == 0)
{
ptClient->dwDgEventsRetrievedTickCount = GetTickCount();
}
EnterCriticalSection (&gDgClientMsgPendingCritSec);
InsertTailList(
&DgClientMsgPendingListHead,
&ptClient->MsgPendingListEntry
);
LeaveCriticalSection (&gDgClientMsgPendingCritSec);
hMailslot = ptClient->hMailslot;
if (ptClient->ptLineApps != NULL)
{
dwData = (DWORD) ptClient->ptLineApps->InitContext;
}
else
{
dwData = 0;
}
bSignalRemote = TRUE;
}
}
UNLOCKTCLIENT (ptClient);
if (bSignalRemote)
{
if (hMailslot)
{
DWORD dwBytesWritten;
if (!WriteFile(
hMailslot,
&dwData,
sizeof (DWORD),
&dwBytesWritten,
(LPOVERLAPPED) NULL
))
{
LOG((TL_ERROR,
"WriteEventBuffer: Writefile(mailslot) " \
"failed, err=%d",
GetLastError()
));
}
else
{
ptClient->dwDgRetryTimeoutTickCount =
GetTickCount() +
2 * DGCLIENT_TIMEOUT;
}
}
else
{
SetEvent (gEventNotificationThreadParams.hEvent);
}
}
} else {
LOG((TL_ERROR, "WriteEventBuffer: - WaitForExclusiveClientAccess returns 0"));
}
}
LONG
GetPermLineIDAndInsertInTable(
PTPROVIDER ptProvider,
DWORD dwDeviceID,
DWORD dwSPIVersion
)
{
#if TELE_SERVER
LONG lResult = 0;
DWORD dwSize;
LPLINEDEVCAPS pCaps;
if (!ptProvider || !ptProvider->apfn[SP_LINEGETDEVCAPS])
{
return LINEERR_OPERATIONFAILED;
}
dwSize = sizeof (LINEDEVCAPS);
if (!(pCaps = ServerAlloc (dwSize)))
{
return LINEERR_NOMEM;
}
pCaps->dwTotalSize =
pCaps->dwUsedSize =
pCaps->dwNeededSize = dwSize;
if ((lResult = CallSP4(
ptProvider->apfn[SP_LINEGETDEVCAPS],
"lineGetDevCaps",
SP_FUNC_SYNC,
(DWORD)dwDeviceID,
(DWORD)dwSPIVersion,
(DWORD)0,
(ULONG_PTR) pCaps
)) == 0)
{
//
// add to sorted array
//
InsertIntoTable(
TRUE,
dwDeviceID,
ptProvider,
pCaps->dwPermanentLineID
);
}
ServerFree (pCaps);
return lResult;
#else
return 0;
#endif
}
LONG
AddLine(
PTPROVIDER ptProvider,
DWORD dwDeviceID,
BOOL bInit
)
{
DWORD dwSPIVersion;
HANDLE hMutex = NULL;
PTLINELOOKUPTABLE pLookup;
if (ptProvider->apfn[SP_LINENEGOTIATETSPIVERSION] == NULL)
{
return LINEERR_OPERATIONUNAVAIL;
}
//
// First try to negotiate an SPI ver for this device, and alloc the
// necessary resources
//
if (CallSP4(
ptProvider->apfn[SP_LINENEGOTIATETSPIVERSION],
"lineNegotiateTSPIVersion",
SP_FUNC_SYNC,
(DWORD)dwDeviceID,
(DWORD)TAPI_VERSION1_0,
(DWORD)TAPI_VERSION_CURRENT,
(ULONG_PTR) &dwSPIVersion
) != 0)
{
//
// Device failed version negotiation, so we'll keep the id around
// (since the id's for the devices that follow have already been
// assigned) but mark this device as bad
//
ptProvider = NULL;
}
else if (!(hMutex = MyCreateMutex ()))
{
LOG((TL_ERROR,
"AddLine: MyCreateMutex failed, err=%d",
GetLastError()
));
return LINEERR_OPERATIONFAILED;
}
//
// Now walk the lookup table to find a free entry
//
pLookup = TapiGlobals.pLineLookup;
while (pLookup->pNext)
{
pLookup = pLookup->pNext;
}
if (pLookup->dwNumUsedEntries == pLookup->dwNumTotalEntries)
{
PTLINELOOKUPTABLE pNewLookup;
if (bInit)
{
//
// If we're initializing we want to put everything in one big table
//
if (!(pNewLookup = ServerAlloc(
sizeof (TLINELOOKUPTABLE) +
(2 * pLookup->dwNumTotalEntries - 1) *
sizeof (TLINELOOKUPENTRY)
)))
{
return LINEERR_NOMEM;
}
pNewLookup->dwNumTotalEntries = 2 * pLookup->dwNumTotalEntries;
pNewLookup->dwNumUsedEntries = pLookup->dwNumTotalEntries;
CopyMemory(
pNewLookup->aEntries,
pLookup->aEntries,
pLookup->dwNumTotalEntries * sizeof (TLINELOOKUPENTRY)
);
ServerFree (pLookup);
TapiGlobals.pLineLookup = pNewLookup;
}
else
{
if (!(pNewLookup = ServerAlloc(
sizeof (TLINELOOKUPTABLE) +
(pLookup->dwNumTotalEntries - 1) *
sizeof (TLINELOOKUPENTRY)
)))
{
return LINEERR_NOMEM;
}
pNewLookup->dwNumTotalEntries = pLookup->dwNumTotalEntries;
pLookup->pNext = pNewLookup;
}
pLookup = pNewLookup;
}
//
// Initialize the entry
//
{
DWORD index = pLookup->dwNumUsedEntries;
pLookup->aEntries[index].dwSPIVersion = dwSPIVersion;
pLookup->aEntries[index].hMutex = hMutex;
pLookup->aEntries[index].ptProvider = ptProvider;
if (ptProvider &&
lstrcmpi(ptProvider->szFileName, TEXT("remotesp.tsp")) == 0)
{
pLookup->aEntries[index].bRemote = TRUE;
}
}
pLookup->dwNumUsedEntries++;
#if TELE_SERVER
//
// If this is an NT Server we want to be able to set user
// permissions regardless of whether or not TAPI server
// functionality is enabled. This allows an admin to set
// stuff up while the server is "offline".
//
if (gbNTServer)
{
GetPermLineIDAndInsertInTable (ptProvider, dwDeviceID, dwSPIVersion);
}
#endif
return 0;
}
DWORD
GetNumLineLookupEntries ()
{
PTLINELOOKUPTABLE pLineLookup;
DWORD dwNumLines;
pLineLookup = TapiGlobals.pLineLookup;
dwNumLines = 0;
while (pLineLookup)
{
dwNumLines += pLineLookup->dwNumUsedEntries;
pLineLookup = pLineLookup->pNext;
}
return dwNumLines;
}
LONG
GetPermPhoneIDAndInsertInTable(
PTPROVIDER ptProvider,
DWORD dwDeviceID,
DWORD dwSPIVersion
)
{
#if TELE_SERVER
LONG lResult = 0;
DWORD dwSize;
LPPHONECAPS pCaps;
if (!ptProvider->apfn[SP_PHONEGETDEVCAPS])
{
return PHONEERR_OPERATIONFAILED;
}
dwSize = sizeof (PHONECAPS);
if (!(pCaps = ServerAlloc (dwSize)))
{
return PHONEERR_NOMEM;
}
pCaps->dwTotalSize =
pCaps->dwUsedSize =
pCaps->dwNeededSize = dwSize;
if ((lResult = CallSP4(
ptProvider->apfn[SP_PHONEGETDEVCAPS],
"phoneGetCaps",
SP_FUNC_SYNC,
(DWORD)dwDeviceID,
(DWORD)dwSPIVersion,
(DWORD)0,
(ULONG_PTR) pCaps
)) == 0)
{
//
// add to sorted array
//
InsertIntoTable(
FALSE,
dwDeviceID,
ptProvider,
pCaps->dwPermanentPhoneID
);
}
ServerFree (pCaps);
return lResult;
#else
return 0;
#endif
}
LONG
AddPhone(
PTPROVIDER ptProvider,
DWORD dwDeviceID,
BOOL bInit
)
{
DWORD dwSPIVersion;
HANDLE hMutex = NULL;
PTPHONELOOKUPTABLE pLookup;
if (ptProvider->apfn[SP_PHONENEGOTIATETSPIVERSION] == NULL)
{
return PHONEERR_OPERATIONUNAVAIL;
}
//
// First try to negotiate an SPI ver for this device, and alloc the
// necessary resources
//
if (CallSP4(
ptProvider->apfn[SP_PHONENEGOTIATETSPIVERSION],
"phoneNegotiateTSPIVersion",
SP_FUNC_SYNC,
(DWORD)dwDeviceID,
(DWORD)TAPI_VERSION1_0,
(DWORD)TAPI_VERSION_CURRENT,
(ULONG_PTR) &dwSPIVersion
) != 0)
{
//
// Device failed version negotiation, so we'll keep the id around
// (since the id's for the devices that follow have already been
// assigned) but mark this device as bad
//
return PHONEERR_OPERATIONFAILED;
}
else if (!(hMutex = MyCreateMutex ()))
{
LOG((TL_ERROR,
"AddPhone: MyCreateMutex failed, err=%d",
GetLastError()
));
return PHONEERR_OPERATIONFAILED;
}
//
// Now walk the lookup table to find a free entry
//
pLookup = TapiGlobals.pPhoneLookup;
while (pLookup->pNext)
{
pLookup = pLookup->pNext;
}
if (pLookup->dwNumUsedEntries == pLookup->dwNumTotalEntries)
{
PTPHONELOOKUPTABLE pNewLookup;
if (bInit)
{
//
// If we're initializing we want to put everything in one big table
//
if (!(pNewLookup = ServerAlloc(
sizeof (TPHONELOOKUPTABLE) +
(2 * pLookup->dwNumTotalEntries - 1) *
sizeof (TPHONELOOKUPENTRY)
)))
{
return PHONEERR_NOMEM;
}
pNewLookup->dwNumTotalEntries = 2 * pLookup->dwNumTotalEntries;
pNewLookup->dwNumUsedEntries = pLookup->dwNumTotalEntries;
CopyMemory(
pNewLookup->aEntries,
pLookup->aEntries,
pLookup->dwNumTotalEntries * sizeof (TPHONELOOKUPENTRY)
);
ServerFree (pLookup);
TapiGlobals.pPhoneLookup = pNewLookup;
}
else
{
if (!(pNewLookup = ServerAlloc(
sizeof (TPHONELOOKUPTABLE) +
(pLookup->dwNumTotalEntries - 1) *
sizeof (TPHONELOOKUPENTRY)
)))
{
return PHONEERR_NOMEM;
}
pNewLookup->dwNumTotalEntries = pLookup->dwNumTotalEntries;
pLookup->pNext = pNewLookup;
}
pLookup = pNewLookup;
}
//
// Initialize the entry
//
{
DWORD index = pLookup->dwNumUsedEntries;
pLookup->aEntries[index].dwSPIVersion = dwSPIVersion;
pLookup->aEntries[index].hMutex = hMutex;
pLookup->aEntries[index].ptProvider = ptProvider;
}
pLookup->dwNumUsedEntries++;
#if TELE_SERVER
//
// If this is an NT Server we want to be able to set user
// permissions regardless of whether or not TAPI server
// functionality is enabled. This allows an admin to set
// stuff up while the server is "offline".
//
if (gbNTServer)
{
GetPermPhoneIDAndInsertInTable (ptProvider, dwDeviceID, dwSPIVersion);
}
#endif
return 0;
}
DWORD
GetNumPhoneLookupEntries ()
{
PTPHONELOOKUPTABLE pPhoneLookup;
DWORD dwNumPhones;
pPhoneLookup = TapiGlobals.pPhoneLookup;
dwNumPhones = 0;
while (pPhoneLookup)
{
dwNumPhones += pPhoneLookup->dwNumUsedEntries;
pPhoneLookup = pPhoneLookup->pNext;
}
return dwNumPhones;
}
void
PASCAL
GetMediaModesPriorityLists(
HKEY hKeyHandoffPriorities,
PRILISTSTRUCT **ppList
)
{
#define REGNAMESIZE ( 10 * sizeof(TCHAR) )
DWORD dwCount;
DWORD dwType, dwNameSize, dwNumBytes;
TCHAR *pszName;
*ppList = NULL;
TapiGlobals.dwTotalPriorityLists = 0;
TapiGlobals.dwUsedPriorityLists = 0;
dwNameSize = REGNAMESIZE;
pszName = ServerAlloc( dwNameSize*sizeof(TCHAR) );
if (NULL == pszName)
{
return;
}
// alloc structures plus some
*ppList = ( PRILISTSTRUCT * ) ServerAlloc( (sizeof(PRILISTSTRUCT)) * 5);
if (NULL == (*ppList))
{
LOG((TL_ERROR, "ServerAlloc failed in GetMediaModesPriorityLists"));
ServerFree( pszName );
return;
}
TapiGlobals.dwTotalPriorityLists = 5;
TapiGlobals.dwUsedPriorityLists = 0;
dwCount = 0;
while ( TRUE )
{
if (TapiGlobals.dwUsedPriorityLists == TapiGlobals.dwTotalPriorityLists)
{
// realloc
PRILISTSTRUCT * pNewList;
pNewList = ServerAlloc( sizeof(PRILISTSTRUCT) * (2*TapiGlobals.dwTotalPriorityLists) );
if (NULL == pNewList)
{
LOG((TL_ERROR, "ServerAlloc failed in GetMediaModesPriorityLists 2"));
ServerFree( pszName );
return;
}
CopyMemory(
pNewList,
*ppList,
sizeof( PRILISTSTRUCT ) * TapiGlobals.dwTotalPriorityLists
);
ServerFree( *ppList );
*ppList = pNewList;
TapiGlobals.dwTotalPriorityLists *= 2;
}
dwNameSize = REGNAMESIZE;
if ( ERROR_SUCCESS != RegEnumValue(
hKeyHandoffPriorities,
dwCount,
pszName,
&dwNameSize,
NULL,
NULL,
NULL,
NULL
) )
{
break;
}
(*ppList)[dwCount].dwMediaModes =
(DWORD) _ttol( pszName );
if ((RegQueryValueEx(
hKeyHandoffPriorities,
pszName,
NULL,
&dwType,
NULL,
&dwNumBytes
)) == ERROR_SUCCESS &&
(dwNumBytes != 0))
{
// pszPriotiryList needs to be wide because we pack it into one of our
// little structures and these structures are always WCHAR.
LPWSTR pszPriorityList;
// convert from the bytes needed to hold a TCHAR into the bytes to hold a WCHAR
dwNumBytes *= sizeof(WCHAR)/sizeof(TCHAR);
pszPriorityList = ServerAlloc ( dwNumBytes + sizeof(WCHAR));
// need an extra WCHAR for the extra '"'
if (NULL != pszPriorityList)
{
pszPriorityList[0] = L'"';
if ((TAPIRegQueryValueExW(
hKeyHandoffPriorities,
pszName,
NULL,
&dwType,
(LPBYTE)(pszPriorityList + 1),
&dwNumBytes
)) == ERROR_SUCCESS)
{
_wcsupr( pszPriorityList );
(*ppList)[dwCount].pszPriList = pszPriorityList;
LOG((TL_INFO, "PriList: %ls=%ls", pszName, pszPriorityList));
}
}
}
TapiGlobals.dwUsedPriorityLists++;
dwCount++;
}
ServerFree( pszName );
}
void
PASCAL
GetPriorityList(
HKEY hKeyHandoffPriorities,
const TCHAR *pszListName,
WCHAR **ppszPriorityList
)
{
LONG lResult;
DWORD dwType, dwNumBytes;
*ppszPriorityList = NULL;
if ((lResult = TAPIRegQueryValueExW(
hKeyHandoffPriorities,
pszListName,
NULL,
&dwType,
NULL,
&dwNumBytes
)) == ERROR_SUCCESS &&
(dwNumBytes != 0))
{
// Once again, this is going to get packed into a struct and we always use
// wide chars for things packed in structs.
WCHAR *pszPriorityList = ServerAlloc ( dwNumBytes + sizeof(WCHAR));
// need an extra WCHAR for the extra '"'
if (pszPriorityList)
{
pszPriorityList[0] = L'"';
if ((lResult = TAPIRegQueryValueExW(
hKeyHandoffPriorities,
pszListName,
NULL,
&dwType,
(LPBYTE)(pszPriorityList + 1),
&dwNumBytes
)) == ERROR_SUCCESS)
{
_wcsupr( pszPriorityList );
*ppszPriorityList = pszPriorityList;
LOG((TL_INFO, "PriList: %ls=%ls", pszListName, pszPriorityList));
}
}
else
{
//
// Don't bother with the failure to alloc a priority list
// (list defaults to NULL anyway), we'll deal with a lack
// of memory at a later time
//
*ppszPriorityList = NULL;
}
}
else
{
*ppszPriorityList = NULL;
LOG((TL_INFO, "PriList: %ls=NULL", pszListName));
}
}
LONG
ServerInit(
BOOL fReinit
)
{
UINT uiNumProviders, i, j;
HKEY hKeyTelephony, hKeyProviders;
DWORD dwDataSize, dwDataType, dwNameHash;
TCHAR *psz;
LONG lResult = 0;
DWORD dw1, dw2;
//
// Clean up our private heap
//
if (ghTapisrvHeap != GetProcessHeap())
{
HeapCompact (ghTapisrvHeap, 0);
}
//
// Initialize the globals
//
if (!fReinit)
{
TapiGlobals.ptProviders = NULL;
TapiGlobals.pLineLookup = (PTLINELOOKUPTABLE) ServerAlloc(
sizeof (TLINELOOKUPTABLE) +
(DEF_NUM_LOOKUP_ENTRIES - 1) * sizeof (TLINELOOKUPENTRY)
);
if (!(TapiGlobals.pLineLookup))
{
lResult = LINEERR_NOMEM;
goto ExitHere;
}
TapiGlobals.pLineLookup->dwNumTotalEntries = DEF_NUM_LOOKUP_ENTRIES;
TapiGlobals.pPhoneLookup = (PTPHONELOOKUPTABLE) ServerAlloc(
sizeof (TPHONELOOKUPTABLE) +
(DEF_NUM_LOOKUP_ENTRIES - 1) * sizeof (TPHONELOOKUPENTRY)
);
if (!(TapiGlobals.pPhoneLookup))
{
ServerFree(TapiGlobals.pLineLookup);
TapiGlobals.pLineLookup = NULL;
lResult = LINEERR_NOMEM;
goto ExitHere;
}
TapiGlobals.pPhoneLookup->dwNumTotalEntries = DEF_NUM_LOOKUP_ENTRIES;
gbQueueSPEvents = TRUE;
OnProxySCPInit ();
}
//
// Determine number of providers
//
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_ALL_ACCESS,
&hKeyTelephony
);
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
);
dwDataSize = sizeof(uiNumProviders);
uiNumProviders = 0;
RegQueryValueEx(
hKeyProviders,
gszNumProviders,
0,
&dwDataType,
(LPBYTE) &uiNumProviders,
&dwDataSize
);
LOG((TL_INFO, "ServerInit: NumProviders=%d", uiNumProviders));
//
// Load & init the providers
//
for (i = 0; i < uiNumProviders; i++)
{
#define FILENAME_SIZE 128
TCHAR szFilename[FILENAME_SIZE];
TCHAR buf[32];
LONG lResult;
DWORD dwNumLines, dwNumPhones, dwPermanentProviderID;
PTPROVIDER ptProvider;
BOOL fEnumDevices;
fEnumDevices = FALSE;
wsprintf(buf, TEXT("%s%d"), gszProviderID, i);
dwDataSize = sizeof(dwPermanentProviderID);
dwPermanentProviderID = 0;
RegQueryValueEx(
hKeyProviders,
buf, //"ProviderID#"
0,
&dwDataType,
(LPBYTE) &dwPermanentProviderID,
&dwDataSize
);
//
// Back to the main section
//
dwDataSize = FILENAME_SIZE;
wsprintf(buf, TEXT("%s%d"), gszProviderFilename, i);
RegQueryValueEx(
hKeyProviders,
buf, // "ProviderFilename#"
0,
&dwDataType,
(LPBYTE) szFilename,
&dwDataSize
);
szFilename[dwDataSize/sizeof(TCHAR)] = TEXT('\0');
//
// Compute name hash
//
dwNameHash = 0;
psz = szFilename;
while (*psz)
{
dwNameHash += (DWORD)(*psz);
psz++;
}
//
// If fReinit, make sure the provider is not already in
//
if (fReinit)
{
PTPROVIDER ptProvider2;
BOOL fFound = FALSE;
ptProvider2 = TapiGlobals.ptProviders;
while (ptProvider2)
{
if ((ptProvider2->dwNameHash == dwNameHash) &&
(lstrcmpi(ptProvider2->szFileName, szFilename) == 0))
{
fFound = TRUE;
break;
}
ptProvider2 = ptProvider2->pNext;
}
if (fFound)
{
continue;
}
}
LOG((TL_INFO, "ServerInit: ProviderFilename=%S", szFilename));
if (!(ptProvider = (PTPROVIDER) ServerAlloc(
sizeof(TPROVIDER) + ((lstrlen(szFilename) + 1) * sizeof(TCHAR))
)))
{
break;
}
if (!(ptProvider->hDll = LoadLibrary(szFilename)))
{
LOG((TL_ERROR,
"ServerInit: LoadLibrary(%S) failed, err=x%x",
szFilename,
GetLastError()
));
ServerFree (ptProvider);
continue;
}
ptProvider->dwNameHash = dwNameHash;
lstrcpy(ptProvider->szFileName, szFilename);
//
// Get all the TSPI proc addrs
//
for (j = 0; gaszTSPIFuncNames[j]; j++)
{
ptProvider->apfn[j] = (TSPIPROC) GetProcAddress(
ptProvider->hDll,
(LPCSTR) gaszTSPIFuncNames[j]
);
}
dwNumLines = dwNumPhones = 0;
//
// A real quick check to see if a couple of required entrypoints
// are exported
//
if (!ptProvider->apfn[SP_LINENEGOTIATETSPIVERSION] ||
!ptProvider->apfn[SP_PROVIDERENUMDEVICES] ||
!ptProvider->apfn[SP_PROVIDERINIT] ||
!ptProvider->apfn[SP_PROVIDERSHUTDOWN]
)
{
goto ServerInit_validateEntrypoints;
}
//
// Do global provider version negotiation
//
lResult = CallSP4(
ptProvider->apfn[SP_LINENEGOTIATETSPIVERSION],
"lineNegotiateTSPIVersion",
SP_FUNC_SYNC,
(DWORD)INITIALIZE_NEGOTIATION,
(DWORD)TAPI_VERSION1_0,
(DWORD)TAPI_VERSION_CURRENT,
(ULONG_PTR) &ptProvider->dwSPIVersion
);
if (lResult != 0)
{
provider_init_error:
if (fEnumDevices)
{
lResult = CallSP2(
ptProvider->apfn[SP_PROVIDERSHUTDOWN],
"providerShutdown",
SP_FUNC_SYNC,
(DWORD)ptProvider->dwSPIVersion,
(DWORD)ptProvider->dwPermanentProviderID
);
}
if (ptProvider->hMutex)
{
MyCloseMutex (ptProvider->hMutex);
}
if (ptProvider->hHashTableReaderEvent)
{
CloseHandle (ptProvider->hHashTableReaderEvent);
}
if (ptProvider->pHashTable)
{
ServerFree (ptProvider->pHashTable);
}
FreeLibrary (ptProvider->hDll);
ServerFree (ptProvider);
continue;
}
//
// Try to enum the devices if provider supports it, otherwise
// try grabbing the num lines & phones from ProviderN section
//
lResult = CallSP6(
ptProvider->apfn[SP_PROVIDERENUMDEVICES],
"providerEnumDevices",
SP_FUNC_SYNC,
(DWORD)dwPermanentProviderID,
(ULONG_PTR) &dwNumLines,
(ULONG_PTR) &dwNumPhones,
(ULONG_PTR) ptProvider,
(ULONG_PTR) LineEventProcSP,
(ULONG_PTR) PhoneEventProcSP
);
if (lResult != 0)
{
LOG((TL_ERROR,
"ServerInit: %s: failed TSPI_providerEnumDevices, err=x%x" \
" - skipping it...",
szFilename,
lResult
));
goto provider_init_error;
}
//
// Init the provider
//
// !!! HACK ALERT: for kmddsp pass ptr's to dwNumXxxs
//
{
BOOL bKmddsp;
LOG((TL_INFO, "ServerInit: %s: Calling TSPI_providerInit", szFilename));
if (lstrcmpi(szFilename, TEXT("kmddsp.tsp")) == 0)
{
bKmddsp = TRUE;
}
else
{
bKmddsp = FALSE;
if (lstrcmpi(szFilename, TEXT("remotesp.tsp")) == 0)
{
pRemoteSP = ptProvider;
}
}
lResult = CallSP8(
ptProvider->apfn[SP_PROVIDERINIT],
"providerInit",
SP_FUNC_SYNC,
(DWORD)ptProvider->dwSPIVersion,
(DWORD)dwPermanentProviderID,
(DWORD)GetNumLineLookupEntries (),
(DWORD)GetNumPhoneLookupEntries (),
(bKmddsp ? (ULONG_PTR) &dwNumLines : (ULONG_PTR) dwNumLines),
(bKmddsp ? (ULONG_PTR) &dwNumPhones : (ULONG_PTR) dwNumPhones),
(ULONG_PTR) CompletionProcSP,
(ULONG_PTR) &ptProvider->dwTSPIOptions
);
}
if (lResult != 0)
{
LOG((TL_ERROR,
"ServerInit: %s: failed TSPI_providerInit, err=x%x" \
" - skipping it...",
szFilename,
lResult
));
goto provider_init_error;
}
LOG((TL_INFO,
"ServerInit: %s init'd, dwNumLines=%ld, dwNumPhones=%ld",
szFilename,
dwNumLines,
dwNumPhones
));
fEnumDevices = TRUE;
//
// Now that we know if we have line and/or phone devs check for
// the required entry points
//
ServerInit_validateEntrypoints:
{
DWORD adwRequiredEntrypointIndices[] =
{
SP_LINENEGOTIATETSPIVERSION,
SP_PROVIDERINIT,
SP_PROVIDERSHUTDOWN,
SP_PHONENEGOTIATETSPIVERSION,
0xffffffff
};
BOOL bRequiredEntrypointsExported = TRUE;
//
// If this provider doesn't support any phone devices then
// it isn't required to export phone funcs
//
if (dwNumPhones == 0)
{
adwRequiredEntrypointIndices[3] = 0xffffffff;
}
for (j = 0; adwRequiredEntrypointIndices[j] != 0xffffffff; j++)
{
if (ptProvider->apfn[adwRequiredEntrypointIndices[j]]
== (TSPIPROC) NULL)
{
LOG((TL_ERROR,
"ServerInit: %s: can't init, function [%s] " \
"not exported",
szFilename,
(LPCSTR) gaszTSPIFuncNames[
adwRequiredEntrypointIndices[j]
]
));
bRequiredEntrypointsExported = FALSE;
}
}
if (bRequiredEntrypointsExported == FALSE)
{
FreeLibrary (ptProvider->hDll);
ServerFree (ptProvider);
continue;
}
}
ptProvider->dwPermanentProviderID = dwPermanentProviderID;
//
//
//
ptProvider->hMutex = MyCreateMutex();
//
// Initialize the call hub hash table for this provider
//
MyInitializeCriticalSection (&ptProvider->HashTableCritSec, 1000);
ptProvider->hHashTableReaderEvent = CreateEvent(
(LPSECURITY_ATTRIBUTES) NULL,
FALSE, // auto reset
FALSE, // initially non-signaled
NULL // unnamed
);
ptProvider->dwNumHashTableEntries = TapiPrimes[0];
ptProvider->pHashTable = ServerAlloc(
ptProvider->dwNumHashTableEntries * sizeof (THASHTABLEENTRY)
);
if (ptProvider->pHashTable)
{
PTHASHTABLEENTRY pEntry = ptProvider->pHashTable;
for (j = 0; j < ptProvider->dwNumHashTableEntries; j++, pEntry++)
{
InitializeListHead (&pEntry->CallHubList);
}
}
else
{
ptProvider->dwNumHashTableEntries = 0;
}
if (ptProvider->hMutex == NULL ||
ptProvider->hHashTableReaderEvent == NULL ||
ptProvider->pHashTable == NULL
)
{
DeleteCriticalSection (&ptProvider->HashTableCritSec);
goto provider_init_error;
}
#if TELE_SERVER
//
// If this is an NT Server we want to be able to set user
// permissions regardless of whether or not TAPI server
// functionality is enabled. This allows an admin to set
// stuff up while the server is "offline".
//
if (gbNTServer)
{
LONG lResult;
lResult = AddProviderToIdArrayList(
ptProvider,
dwNumLines,
dwNumPhones
);
if (lResult != 0)
{
LOG((TL_ERROR,
"ServerInit: %s: failed AddProviderToIdArrayList [x%x]" \
" - skipping it...",
ptProvider->szFileName,
lResult
));
DeleteCriticalSection (&ptProvider->HashTableCritSec);
goto provider_init_error;
}
}
#endif
//
// Do version negotiation on each device & add them to lookup lists
//
{
DWORD dwDeviceIDBase;
dwDeviceIDBase = GetNumLineLookupEntries ();
for (j = dwDeviceIDBase; j < (dwDeviceIDBase + dwNumLines); j++)
{
if (AddLine (ptProvider, j, !fReinit))
{
}
}
dwDeviceIDBase = GetNumPhoneLookupEntries ();
for (j = dwDeviceIDBase; j < (dwDeviceIDBase + dwNumPhones); j++)
{
if (AddPhone (ptProvider, j, !fReinit))
{
}
}
}
//
// Add provider to head of list, mark as valid
//
ptProvider->pPrev = NULL;
ptProvider->pNext = TapiGlobals.ptProviders;
if (TapiGlobals.ptProviders)
{
TapiGlobals.ptProviders->pPrev = ptProvider;
}
TapiGlobals.ptProviders = ptProvider;
ptProvider->dwKey = TPROVIDER_KEY;
}
RegCloseKey (hKeyProviders);
RegCloseKey (hKeyTelephony);
//
// Save lookup lists & num devices
//
if (fReinit)
{
dw1 = TapiGlobals.dwNumLines;
dw2 = TapiGlobals.dwNumPhones;
}
TapiGlobals.dwNumLines = GetNumLineLookupEntries ();
TapiGlobals.dwNumPhones = GetNumPhoneLookupEntries ();
//
// Notify those apps about these new line/phone devices
//
if (fReinit)
{
// TAPI 1.4 and above get LINE_CREATE for each line
for (i = dw1; i < TapiGlobals.dwNumLines; ++i)
{
SendAMsgToAllLineApps(
TAPI_VERSION1_4 | 0x80000000,
LINE_CREATE, // Msg
i, // Param1
0, // Param2
0 // Param3
);
}
// TAPI 1.3 get LINE_LINEDEVSTATE with LINEDEVSTATE_REINIT
if (dw1 < TapiGlobals.dwNumLines)
{
SendAMsgToAllLineApps(
TAPI_VERSION1_0,
LINE_LINEDEVSTATE,
LINEDEVSTATE_REINIT,
0,
0);
}
// TAPI 1.4 and above get PHONE_CREATE for each phone
for (i = dw2; i < TapiGlobals.dwNumPhones; ++i)
{
SendAMsgToAllPhoneApps(
TAPI_VERSION1_4 | 0x80000000,
PHONE_CREATE, // Msg
i, // Param1
0, // Param2
0 // Param3
);
}
// TAPI 1.3 gets PHONE_STATE with PHONESTATE_REINIT
if (dw2 < TapiGlobals.dwNumPhones)
{
SendAMsgToAllPhoneApps(
TAPI_VERSION1_0,
PHONE_STATE,
PHONESTATE_REINIT,
0,
0);
}
for (i = dw1; i < TapiGlobals.dwNumLines; ++i)
{
AppendNewDeviceInfo (TRUE, i);
}
for (i = dw2; i < TapiGlobals.dwNumPhones; ++i)
{
AppendNewDeviceInfo (FALSE, i);
}
}
// init perf stuff
PerfBlock.dwLines = TapiGlobals.dwNumLines;
PerfBlock.dwPhones = TapiGlobals.dwNumPhones;
ExitHere:
return lResult;
}
#if TELE_SERVER
#ifndef UNICODE
#pragma message( "ERROR: TELE_SERVER builds must define UNICODE" )
#endif
BOOL
LoadNewDll(PTMANAGEDLLINFO pDll)
{
DWORD dwCount;
LONG lResult;
// verify pointers. should we do more?
if (!pDll || !pDll->pszName)
{
return FALSE;
}
// load dll
pDll->hDll = LoadLibraryW(pDll->pszName);
// if it fails, return
if (!pDll->hDll)
{
LOG((TL_ERROR,
"LoadLibrary failed for management DLL %ls - error x%lx",
pDll->pszName,
GetLastError()
));
return FALSE;
}
if ((!(pDll->aProcs[TC_CLIENTINITIALIZE] = (CLIENTPROC) GetProcAddress(
pDll->hDll,
gaszTCFuncNames[TC_CLIENTINITIALIZE]
))) ||
(!(pDll->aProcs[TC_CLIENTSHUTDOWN] = (CLIENTPROC) GetProcAddress(
pDll->hDll,
gaszTCFuncNames[TC_CLIENTSHUTDOWN]
))) ||
(!(pDll->aProcs[TC_LOAD] = (CLIENTPROC) GetProcAddress(
pDll->hDll,
gaszTCFuncNames[TC_LOAD]
))) ||
(!(pDll->aProcs[TC_FREE] = (CLIENTPROC) GetProcAddress(
pDll->hDll,
gaszTCFuncNames[TC_FREE]
))))
{
// must export client init and client shutdown
LOG((TL_ERROR, "Management DLL %ls does not export Load, Free, ClientIntialize or ClientShutdown", pDll->pszName));
LOG((TL_ERROR, " The DLL will not be used"));
FreeLibrary(pDll->hDll);
return FALSE;
}
// get proc addresses
for (dwCount = 0; dwCount < TC_LASTPROCNUMBER; dwCount++)
{
pDll->aProcs[dwCount] = (CLIENTPROC) GetProcAddress(
pDll->hDll,
gaszTCFuncNames[dwCount]
);
}
pDll->dwAPIVersion = TAPI_VERSION_CURRENT;
lResult = (pDll->aProcs[TC_LOAD])(
&pDll->dwAPIVersion,
ManagementAddLineProc,
ManagementAddPhoneProc,
0
);
if (lResult)
{
LOG((TL_ERROR, "Management DLL %ls returned %xlx from TAPICLIENT_Load", pDll->pszName, lResult));
LOG((TL_ERROR, " The DLL will not be used"));
FreeLibrary(pDll->hDll);
return FALSE;
}
if ((pDll->dwAPIVersion > TAPI_VERSION_CURRENT) || (pDll->dwAPIVersion < TAPI_VERSION2_1))
{
LOG((TL_INFO,
"Management DLL %ls returned an invalid API version - x%lx",
pDll->pszName,
pDll->dwAPIVersion
));
LOG((TL_INFO, " Will use version x%lx", TAPI_VERSION_CURRENT));
pDll->dwAPIVersion = TAPI_VERSION_CURRENT;
}
return TRUE;
}
// Only exists for TELE_SERVER, which implies NT and thus Unicode. As
// such it is safe to assume that TCHAR == WCHAR for these.
void
ReadAndInitMapper()
{
PTMANAGEDLLINFO pMapperInfo;
HKEY hKey;
DWORD dwDataSize, dwDataType, dwCount;
LPBYTE pHold;
LONG lResult;
assert( sizeof(TCHAR) == sizeof(WCHAR) );
if (!(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
{
return;
}
if ( ! ( pMapperInfo = ServerAlloc( sizeof(TMANAGEDLLINFO) ) ) )
{
LOG((TL_ERROR, "ServerAlloc failed in ReadAndInitMap"));
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
return;
}
// grab server specific stuff from registry
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyServer,
0,
KEY_ALL_ACCESS,
&hKey
);
dwDataSize = 0;
RegQueryValueExW(
hKey,
gszMapperDll,
0,
&dwDataType,
NULL,
&dwDataSize
);
if (dwDataSize == 0)
{
LOG((TL_ERROR, "Cannot init client/server stuff (registry damaged?)"));
RegCloseKey( hKey );
ServerFree(pMapperInfo);
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
return;
}
if (!(pHold = ServerAlloc(dwDataSize)))
{
LOG((TL_ERROR, "Alloc failed in ReadAndInitMap(o)"));
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
ServerFree(pMapperInfo);
return;
}
RegQueryValueExW(
hKey,
gszMapperDll,
0,
&dwDataType,
pHold,
&dwDataSize
);
RegCloseKey( hKey );
// LOG((TL_INFO, "MapperDll is %ls", pHold));
if (!(pMapperInfo->hDll = LoadLibraryW((LPWSTR)pHold)))
{
LOG((TL_ERROR, "Serious internal failure loading client/server DLL . Error %lu", pHold, GetLastError()));
ServerFree( pHold );
ServerFree( pMapperInfo );
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
return;
}
// don't need these two for the mapper
pMapperInfo->pNext = NULL;
// save the name
pMapperInfo->pszName = (LPWSTR)pHold;
// get proc addresses for the first 5 api
for (dwCount = 0; dwCount < 5; dwCount ++)
{
if (!(pMapperInfo->aProcs[dwCount] = (CLIENTPROC) GetProcAddress(
pMapperInfo->hDll,
gaszTCFuncNames[dwCount]
)))
{
// one of these addresses failed. remove DLL
LOG((TL_INFO, "MapperDLL does not export %s. Server functionality disabled", gaszTCFuncNames[dwCount]));
LOG((TL_INFO, "Disabling the Telephony server! (8)"));
FreeLibrary(pMapperInfo->hDll);
ServerFree(pMapperInfo->pszName);
ServerFree(pMapperInfo);
TapiGlobals.pMapperDll = NULL;
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
return;
}
}
pMapperInfo->dwAPIVersion = TAPI_VERSION_CURRENT;
lResult = (pMapperInfo->aProcs[TC_LOAD])(
&pMapperInfo->dwAPIVersion,
ManagementAddLineProc,
ManagementAddPhoneProc,
0
);
if (lResult)
{
LOG((TL_INFO, "Client/server loadup - x%lx.", lResult));
FreeLibrary(pMapperInfo->hDll);
ServerFree(pMapperInfo->pszName);
ServerFree(pMapperInfo);
TapiGlobals.pMapperDll = NULL;
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_SERVER);
return;
}
if ((pMapperInfo->dwAPIVersion > TAPI_VERSION_CURRENT) || (pMapperInfo->dwAPIVersion < TAPI_VERSION2_1))
{
LOG((TL_ERROR, "Internal version mismatch! Check that all components are in sync x%lx", pMapperInfo->dwAPIVersion));
LOG((TL_INFO, " Will use version x%lx", TAPI_VERSION_CURRENT));
pMapperInfo->dwAPIVersion = TAPI_VERSION_CURRENT;
}
TapiGlobals.pMapperDll = pMapperInfo;
}
LONG
FreeOldDllListProc(
PTMANAGEDLLLISTHEADER pDllList
)
{
PTMANAGEDLLINFO pDll, pNext;
#if DBG
DWORD dwCount = 0;
#endif
SetThreadPriority(
GetCurrentThread(),
THREAD_PRIORITY_LOWEST
);
// wait until count is 0
while (pDllList->lCount > 0)
{
Sleep(100);
#if DBG
dwCount++;
if (dwCount > 100)
{
LOG((TL_INFO, "FreeOldDllListProc still waiting after 10 seconds"));
}
#endif
}
EnterCriticalSection(&gManagementDllsCritSec);
// walk the list
pDll = pDllList->pFirst;
while (pDll)
{
// free all resources
if (pDll->hDll)
{
(pDll->aProcs[TC_FREE])();
FreeLibrary(pDll->hDll);
}
ServerFree(pDll->pszName);
pNext = pDll->pNext;
ServerFree(pDll);
pDll = pNext;
}
// free header
ServerFree(pDllList);
LeaveCriticalSection(&gManagementDllsCritSec);
return 0;
}
void
ManagementProc(
LONG l
)
{
HKEY hKey = NULL;
DWORD dw, dwDSObjTTLTicks;
HANDLE hEventNotify = NULL;
HANDLE aHandles[2];
if (ERROR_SUCCESS != RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyServer,
0,
KEY_READ,
&hKey
))
{
LOG((TL_ERROR, "RegOpenKeyExW failed in ManagementProc"));
goto ExitHere;
}
hEventNotify = CreateEvent (NULL, FALSE, FALSE, NULL);
if (hEventNotify == NULL)
{
goto ExitHere;
}
aHandles[0] = hEventNotify;
aHandles[1] = ghEventService;
// Compute TAPISRV SCP refresh interval in ticks
// gdwTapiSCPTTL is expressed in terms of minutes
dwDSObjTTLTicks = gdwTapiSCPTTL * 60 * 1000 / 2;
while (TRUE)
{
RegNotifyChangeKeyValue(
hKey,
TRUE,
REG_NOTIFY_CHANGE_LAST_SET,
hEventNotify,
TRUE
);
dw = WaitForMultipleObjects (
sizeof(aHandles) / sizeof(HANDLE),
aHandles,
FALSE,
dwDSObjTTLTicks
);
if (dw == WAIT_OBJECT_0)
{
// Notified of the registry change
ReadAndInitManagementDlls();
}
else if (dw == WAIT_OBJECT_0 + 1)
{
// the service is shutting down, update
// DS about this and break out
UpdateTapiSCP (FALSE, NULL, NULL);
break;
}
else if (dw == WAIT_TIMEOUT)
{
// Time to refresh our DS registration now
UpdateTapiSCP (TRUE, NULL, NULL);
}
}
ExitHere:
if (hKey)
{
RegCloseKey(hKey);
}
if (hEventNotify)
{
CloseHandle (hEventNotify);
}
}
//////////////////////////////////////////////////////////////////////
//
// ReadAndInitManagementDLLs()
//
// This procedure will read the management dll list from the registry
// It will then go through that list, and create a linked list of
// TMANAGEDLLINFO structures to hold all the info about those DLLs
//
// If there is already a list of these DLLs in TapiGlobals, this procedure
// will then go through that list and determine which of the old DLLs
// are in the new list. For the matches, it will simply copy over
// the info about that DLL, and zero out the fields in the old list
//
// It will go through the new list. Entries that are not already
// filled in will get initialized.
//
// Then it will save the new list in TapiGlobals.
//
// If an old list existed, it will create a thread that will wait
// for this old list to be freed
//
// The procedure isn't real efficient, but I believe it's thread safe.
// Additionally, changing the security DLLs should happen very infrequently,
// and the list of DLLs should be very short.
//
//////////////////////////////////////////////////////////////////////
void
ReadAndInitManagementDlls()
{
DWORD dwDataSize, dwDataType, dwTID;
HKEY hKey;
LPWSTR pDLLs, pHold1, pHold2;
DWORD dwCount = 0;
PTMANAGEDLLINFO pManageDll, pHoldDll, pNewHoldDll, pPrevDll, pTempDll;
PTMANAGEDLLLISTHEADER pNewDllList = NULL, pHoldDllList;
BOOL bBreak = FALSE;
//
// If it's not a server, we have no business here.
//
if (!(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
{
return;
}
EnterCriticalSection(&gManagementDllsCritSec);
// get info from registry
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyServer,
0,
KEY_ALL_ACCESS,
&hKey
);
dwDataSize = 0;
RegQueryValueExW(
hKey,
gszManagementDlls,
0,
&dwDataType,
NULL,
&dwDataSize
);
if (dwDataSize == 0)
{
LOG((TL_ERROR, "No management DLLs present on this server"));
// if there was previously a list
// free it.
if (TapiGlobals.pManageDllList)
{
HANDLE hThread;
pHoldDllList = TapiGlobals.pManageDllList;
EnterCriticalSection( &gDllListCritSec );
TapiGlobals.pManageDllList = NULL;
LeaveCriticalSection( &gDllListCritSec );
// create a thread to wait for the
// list and free it
hThread = CreateThread(
NULL,
0,
(LPTHREAD_START_ROUTINE)FreeOldDllListProc,
pHoldDllList,
0,
&dwTID
);
CloseHandle( hThread );
}
RegCloseKey( hKey );
LeaveCriticalSection(&gManagementDllsCritSec);
return;
}
if (!(pDLLs = ServerAlloc(dwDataSize)))
{
RegCloseKey( hKey );
LeaveCriticalSection(&gManagementDllsCritSec);
return;
}
RegQueryValueExW(
hKey,
gszManagementDlls,
0,
&dwDataType,
(LPBYTE)pDLLs,
&dwDataSize
);
RegCloseKey( hKey );
// alloc new list header and first element
if (!(pNewDllList = (PTMANAGEDLLLISTHEADER) ServerAlloc( sizeof( TMANAGEDLLLISTHEADER ) ) ) )
{
ServerFree( pDLLs );
LeaveCriticalSection(&gManagementDllsCritSec);
return;
}
pNewDllList->lCount = 0;
if (!(pNewDllList->pFirst = ServerAlloc( sizeof( TMANAGEDLLINFO ) ) ) )
{
ServerFree( pDLLs );
ServerFree( pNewDllList );
LeaveCriticalSection(&gManagementDllsCritSec);
return;
}
// now, go through the list of dll names and initialize
// the new TMANAGEDLLINFO list
pHold1 = pHold2 = pDLLs;
pManageDll = pNewDllList->pFirst;
while (TRUE)
{
// find end or "
while (*pHold1 && *pHold1 != L'"')
pHold1++;
// null terminate name
if (*pHold1)
{
*pHold1 = '\0';
}
else
{
bBreak = TRUE;
}
LOG((TL_INFO, "Management DLL %d is %ls", dwCount, pHold2));
// alloc space for name and procaddresses
pManageDll->pszName = ServerAlloc( ( lstrlenW( pHold2 ) + 1 ) * sizeof (WCHAR) );
if (!pManageDll->pszName)
{
goto ExitHere;
}
// save name
wcscpy(
pManageDll->pszName,
pHold2
);
// save ID
pManageDll->dwID = gdwDllIDs++;
// if we're at the end of the list,
// break out
if (bBreak)
break;
// otherwise, skip over null
pHold1++;
// save beginning of next name
pHold2 = pHold1;
// inc count
dwCount++;
// prepare next buffer
if (!(pManageDll->pNext = ServerAlloc( sizeof ( TMANAGEDLLINFO ) ) ) )
{
goto ExitHere;
}
pManageDll = pManageDll->pNext;
}
// if an old list exists, walk through and copy over Dlls that have
// not changed
pHoldDllList = TapiGlobals.pManageDllList;
if (pHoldDllList)
{
pHoldDll = pHoldDllList->pFirst;
while (pHoldDll)
{
pNewHoldDll = pNewDllList->pFirst;
// walk through list of new dlls
while (pNewHoldDll)
{
// if they are the same
if (!lstrcmpiW(
pNewHoldDll->pszName,
pHoldDll->pszName
)
)
{
// save info
memcpy(
pNewHoldDll->aProcs,
pHoldDll->aProcs,
sizeof( pHoldDll->aProcs )
);
pNewHoldDll->hDll = pHoldDll->hDll;
pNewHoldDll->dwID = pHoldDll->dwID;
// NULL old hDll so we know that
// we have it
pHoldDll->hDll = NULL;
break;
}
pNewHoldDll = pNewHoldDll->pNext;
} // while pNewHoldDll
pHoldDll = pHoldDll->pNext;
} // while pHoldDll
}
// walk through the new list and init items that
// have not been initialized already
pNewHoldDll = pNewDllList->pFirst;
pPrevDll = NULL;
while (pNewHoldDll)
{
if (!pNewHoldDll->hDll)
{
// try to load the new dll
if (!LoadNewDll(pNewHoldDll))
{
// it failed
if (pPrevDll)
{
pPrevDll->pNext = pNewHoldDll->pNext;
ServerFree(pNewHoldDll);
pNewHoldDll = pPrevDll;
}
else
{
pNewDllList->pFirst = pNewHoldDll->pNext;
ServerFree(pNewHoldDll);
pNewHoldDll = pNewDllList->pFirst;
continue;
}
}
}
// next dll
pPrevDll = pNewHoldDll;
pNewHoldDll = pNewHoldDll->pNext;
}
if (pNewDllList->pFirst == NULL)
{
// all the DLLs failed to load, or the DLL list was empty
ServerFree( pNewDllList );
pNewDllList = NULL;
}
// save old list pointer
pHoldDllList = TapiGlobals.pManageDllList;
// replace the list
EnterCriticalSection( &gDllListCritSec );
TapiGlobals.pManageDllList = pNewDllList;
pNewDllList = NULL;
LeaveCriticalSection( &gDllListCritSec );
if (pHoldDllList)
{
HANDLE hThread;
// create a thread to wait for the
// list and free it
hThread = CreateThread(
NULL,
0,
(LPTHREAD_START_ROUTINE)FreeOldDllListProc,
pHoldDllList,
0,
&dwTID
);
CloseHandle( hThread );
}
ExitHere:
ServerFree( pDLLs );
// Error during pNewDllList allocation
if (pNewDllList != NULL)
{
pManageDll = pNewDllList->pFirst;
while (pManageDll != NULL)
{
pTempDll = pManageDll;
pManageDll = pManageDll->pNext;
ServerFree (pTempDll->pszName);
ServerFree (pTempDll);
}
ServerFree( pNewDllList );
}
LeaveCriticalSection(&gManagementDllsCritSec);
return;
}
void
GetManageDllListPointer(
PTMANAGEDLLLISTHEADER * ppDllList
)
{
EnterCriticalSection( &gDllListCritSec );
if (TapiGlobals.pManageDllList != NULL)
{
TapiGlobals.pManageDllList->lCount++;
}
*ppDllList = TapiGlobals.pManageDllList;
LeaveCriticalSection( &gDllListCritSec );
}
void
FreeManageDllListPointer(
PTMANAGEDLLLISTHEADER pDllList
)
{
EnterCriticalSection( &gDllListCritSec );
if (pDllList != NULL)
{
pDllList->lCount--;
if ( pDllList->lCount < 0 )
{
LOG((TL_INFO, "pDllList->lCount is less than 0 - pDllList %p", pDllList));
}
}
LeaveCriticalSection( &gDllListCritSec );
}
#endif
void
PASCAL
SetMediaModesPriorityList(
HKEY hKeyPri,
PRILISTSTRUCT * pPriList
)
{
DWORD dwCount;
for (dwCount = 0; dwCount<TapiGlobals.dwUsedPriorityLists; dwCount++)
{
TCHAR szName[REGNAMESIZE];
if ( (NULL == pPriList[dwCount].pszPriList) ||
(L'\0' == *(pPriList[dwCount].pszPriList)) )
{
// What if there USED TO be an entry, but the app setpri to 0, then this
// entry would be '\0', but the registry entry would still be there.
continue;
}
wsprintf(
szName,
TEXT("%d"),
pPriList[dwCount].dwMediaModes
);
TAPIRegSetValueExW(
hKeyPri,
szName,
0,
REG_SZ,
(LPBYTE)( (pPriList[dwCount].pszPriList) + 1 ),
(lstrlenW(pPriList[dwCount].pszPriList)) * sizeof (WCHAR)
);
}
}
void
PASCAL
SetPriorityList(
HKEY hKeyHandoffPriorities,
const TCHAR *pszListName,
WCHAR *pszPriorityList
)
{
if (pszPriorityList == NULL)
{
//
// There is no pri list for this media mode or ReqXxxCall,
// so delete any existing value from the registry
//
RegDeleteValue (hKeyHandoffPriorities, pszListName);
}
else
{
//
// Add the pri list to the registry (note that we don't
// add the preceding '"')
//
TAPIRegSetValueExW(
hKeyHandoffPriorities,
pszListName,
0,
REG_SZ,
(LPBYTE)(pszPriorityList + 1),
lstrlenW (pszPriorityList) * sizeof (WCHAR)
);
}
}
LONG
ServerShutdown(
void
)
{
DWORD i, j;
PTPROVIDER ptProvider;
//
// Reset the flag that says it's ok to queue sp events, & then wait
// for the SPEventHandlerThread(s) to clean up the SP event queue(s)
//
gbQueueSPEvents = FALSE;
//
// Set a reasonable cap on the max time we'll sit here
// Don't wait for a message to be dispatched if called
// from "net stop tapisrv"
//
i = 10 * 20; // 200 * 100msecs = 20 seconds
while (i && !gbSPEventHandlerThreadExit)
{
for (j = 0; j < gdwNumSPEventHandlerThreads; j++)
{
if (!IsListEmpty (&aSPEventHandlerThreadInfo[j].ListHead))
{
break;
}
}
if (j == gdwNumSPEventHandlerThreads)
{
break;
}
Sleep (100);
i--;
}
//
// For each provider call the shutdown proc & then unload
//
ptProvider = TapiGlobals.ptProviders;
while (ptProvider)
{
PTPROVIDER ptNextProvider = ptProvider->pNext;
LONG lResult;
lResult = CallSP2(
ptProvider->apfn[SP_PROVIDERSHUTDOWN],
"providerShutdown",
SP_FUNC_SYNC,
(DWORD)ptProvider->dwSPIVersion,
(DWORD)ptProvider->dwPermanentProviderID
);
FreeLibrary (ptProvider->hDll);
MyCloseMutex (ptProvider->hMutex);
CloseHandle (ptProvider->hHashTableReaderEvent);
DeleteCriticalSection (&ptProvider->HashTableCritSec);
ServerFree (ptProvider->pHashTable);
ServerFree (ptProvider);
ptProvider = ptNextProvider;
}
TapiGlobals.ptProviders = NULL;
//
// Clean up lookup tables
//
while (TapiGlobals.pLineLookup)
{
PTLINELOOKUPTABLE pLookup = TapiGlobals.pLineLookup;
for (i = 0; i < pLookup->dwNumUsedEntries; i++)
{
if (!pLookup->aEntries[i].bRemoved)
{
MyCloseMutex (pLookup->aEntries[i].hMutex);
}
}
TapiGlobals.pLineLookup = pLookup->pNext;
ServerFree (pLookup);
}
while (TapiGlobals.pPhoneLookup)
{
PTPHONELOOKUPTABLE pLookup = TapiGlobals.pPhoneLookup;
for (i = 0; i < pLookup->dwNumUsedEntries; i++)
{
if (!pLookup->aEntries[i].bRemoved)
{
MyCloseMutex (pLookup->aEntries[i].hMutex);
}
}
TapiGlobals.pPhoneLookup = pLookup->pNext;
ServerFree (pLookup);
}
#if MEMPHIS
// Don't write perf stuff as there is no PERFMON on Win9x
#else
{
TCHAR szPerfNumLines[] = TEXT("Perf1");
TCHAR szPerfNumPhones[] =TEXT("Perf2");
HKEY hKeyTelephony;
DWORD dwValue;
if (ERROR_SUCCESS ==
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyTelephony,
0,
KEY_ALL_ACCESS,
&hKeyTelephony
))
{
dwValue = TapiGlobals.dwNumLines + 'PERF';
RegSetValueEx(
hKeyTelephony,
szPerfNumLines,
0,
REG_DWORD,
(LPBYTE)&dwValue,
sizeof(DWORD)
);
dwValue = TapiGlobals.dwNumPhones + 'PERF';
RegSetValueEx(
hKeyTelephony,
szPerfNumPhones,
0,
REG_DWORD,
(LPBYTE)&dwValue,
sizeof(DWORD)
);
RegCloseKey(hKeyTelephony);
}
}
#endif
//
// Reset globals
//
TapiGlobals.dwFlags &= ~(TAPIGLOBALS_REINIT);
{
PPERMANENTIDARRAYHEADER pIDArray = TapiGlobals.pIDArrays, pArrayHold;
while (pIDArray)
{
ServerFree (pIDArray->pLineElements);
ServerFree (pIDArray->pPhoneElements);
pArrayHold = pIDArray->pNext;
ServerFree (pIDArray);
pIDArray = pArrayHold;
}
TapiGlobals.pIDArrays = NULL;
if (gpLineInfoList)
{
ServerFree (gpLineInfoList);
gpLineInfoList = NULL;
ZeroMemory (&gftLineLastWrite, sizeof(gftLineLastWrite));
}
if (gpPhoneInfoList)
{
ServerFree (gpPhoneInfoList);
gpPhoneInfoList = NULL;
ZeroMemory (&gftPhoneLastWrite, sizeof(gftPhoneLastWrite));
}
if (gpLineDevFlags)
{
ServerFree (gpLineDevFlags);
gpLineDevFlags = NULL;
gdwNumFlags = 0;
}
gbLockMMCWrite = FALSE;
OnProxySCPShutdown ();
}
return 0;
}
void
WINAPI
GetAsyncEvents(
PTCLIENT ptClient,
PGETEVENTS_PARAMS pParams,
DWORD dwParamsBufferSize,
LPBYTE pDataBuf,
LPDWORD pdwNumBytesReturned
)
{
DWORD dwMoveSize, dwMoveSizeWrapped;
LOG((TL_TRACE, "GetAsyncEvents: enter (TID=%d)", GetCurrentThreadId()));
LOG((TL_INFO,
"M ebfused:x%lx pEvtBuf: 0x%p pDataOut:0x%p pDataIn:0x%p",
ptClient->dwEventBufferUsedSize,
ptClient->pEventBuffer,
ptClient->pDataOut,
ptClient->pDataIn
));
//
// Verify size/offset/string params given our input buffer/size
//
if (pParams->dwTotalBufferSize > dwParamsBufferSize)
{
pParams->lResult = LINEERR_OPERATIONFAILED;
return;
}
//
// Copy data from ptClient's event buffer
//
// An optimization to be made is to alert client (via dwNeededSize)
// that it might want to alloc a larger buffer when msg traffic is
// real high
//
if (WaitForExclusiveClientAccess (ptClient))
{
_TryAgain:
if (ptClient->dwEventBufferUsedSize == 0)
{
if (!IS_REMOTE_CLIENT (ptClient))
{
ResetEvent (ptClient->hValidEventBufferDataEvent);
}
pParams->dwNeededBufferSize =
pParams->dwUsedBufferSize = 0;
*pdwNumBytesReturned = sizeof (TAPI32_MSG);
RESET_FLAG (ptClient->dwFlags, PTCLIENT_FLAG_SKIPFIRSTMESSAGE);
goto GetAsyncEvents_releaseMutex;
}
if (ptClient->pDataOut < ptClient->pDataIn)
{
dwMoveSize = (DWORD) (ptClient->pDataIn - ptClient->pDataOut);
dwMoveSizeWrapped = 0;
}
else
{
dwMoveSize = ptClient->dwEventBufferTotalSize -
(DWORD) (ptClient->pDataOut - ptClient->pEventBuffer);
dwMoveSizeWrapped = (DWORD)
(ptClient->pDataIn - ptClient->pEventBuffer);
}
if (ptClient->dwEventBufferUsedSize <= pParams->dwTotalBufferSize)
{
//
// If here the size of the queued event data is less than the
// client buffer size, so we can just blast the bits into the
// client buffer & return. Also make sure to reset the "events
// pending" event
//
CopyMemory (pDataBuf, ptClient->pDataOut, dwMoveSize);
if (dwMoveSizeWrapped)
{
CopyMemory(
pDataBuf + dwMoveSize,
ptClient->pEventBuffer,
dwMoveSizeWrapped
);
}
ptClient->dwEventBufferUsedSize = 0;
ptClient->pDataOut = ptClient->pDataIn = ptClient->pEventBuffer;
RESET_FLAG (ptClient->dwFlags, PTCLIENT_FLAG_SKIPFIRSTMESSAGE);
if (!IS_REMOTE_CLIENT (ptClient))
{
ResetEvent (ptClient->hValidEventBufferDataEvent);
}
pParams->dwNeededBufferSize =
pParams->dwUsedBufferSize = dwMoveSize + dwMoveSizeWrapped;
*pdwNumBytesReturned = sizeof (TAPI32_MSG) +
pParams->dwUsedBufferSize;
}
else
{
//
// If here the size of the queued event data exceeds that
// of the client buffer. Since our events aren't all the
// same size we need to copy them over one by one, making
// sure we don't overflow the client buffer. Don't reset
// the "events pending" event, so async events thread will
// call us again as soon as it's done processing messages
// in the buffer.
//
DWORD dwBytesLeftInClientBuffer = pParams->dwTotalBufferSize,
dwDataOffset = 0, dwDataOffsetWrapped = 0;
DWORD dwTotalMoveSize = dwMoveSize;
LOG((TL_TRACE, "GetAsyncEvents: event data exceeds client buffer"));
pParams->dwNeededBufferSize = ptClient->dwEventBufferUsedSize;
while (1)
{
DWORD dwMsgSize = (DWORD) ((PASYNCEVENTMSG)
(ptClient->pDataOut + dwDataOffset))->TotalSize;
if (dwMsgSize > dwBytesLeftInClientBuffer)
{
if ((pParams->dwUsedBufferSize = dwDataOffset) != 0)
{
ptClient->dwEventBufferUsedSize -= dwDataOffset;
ptClient->pDataOut += dwDataOffset;
}
else
{
//
// Special case: the 1st msg is bigger than the entire
// buffer
//
if (IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_SKIPFIRSTMESSAGE))
{
DWORD dwBytesToTheEndOfTheBuffer = ptClient->dwEventBufferTotalSize - (DWORD)(ptClient->pDataOut - ptClient->pEventBuffer);
// This is the second time the client tries to get
// this message, with too small a buffer. We can
// assume that the client cannot allocate enough
// memory, so skip this message...
RESET_FLAG(ptClient->dwFlags, PTCLIENT_FLAG_SKIPFIRSTMESSAGE);
if (dwMsgSize > dwBytesToTheEndOfTheBuffer)
{
// This means that this message wraps around...
dwBytesToTheEndOfTheBuffer = dwMsgSize - dwBytesToTheEndOfTheBuffer;
ptClient->pDataOut = ptClient->pEventBuffer + dwBytesToTheEndOfTheBuffer;
}
else
{
ptClient->pDataOut += dwMsgSize;
}
ptClient->dwEventBufferUsedSize -= dwMsgSize;
goto _TryAgain;
}
else
{
// Set the flag, so next time we'll skip the message
// if the buffer will still be too small.
SET_FLAG(ptClient->dwFlags, PTCLIENT_FLAG_SKIPFIRSTMESSAGE);
}
}
*pdwNumBytesReturned = sizeof (TAPI32_MSG) +
pParams->dwUsedBufferSize;
goto GetAsyncEvents_releaseMutex;
}
dwBytesLeftInClientBuffer -= dwMsgSize;
if (dwMsgSize <= dwMoveSize)
{
//
// Msg isn't wrapped, a single copy will do
//
CopyMemory(
pDataBuf + dwDataOffset,
ptClient->pDataOut + dwDataOffset,
dwMsgSize
);
//
// Check to see if the msg ran to the end of the buffer,
// & break to the wrapped data code if so
//
if ((dwDataOffset += dwMsgSize) >= dwTotalMoveSize)
{
ptClient->pDataOut = ptClient->pEventBuffer;
break;
}
}
else
{
//
// This msg is wrapped. We need to do two copies, then
// break out of this loop to the wrapped data code
//
CopyMemory(
pDataBuf + dwDataOffset,
ptClient->pDataOut + dwDataOffset,
dwMoveSize
);
dwDataOffset += dwMoveSize;
CopyMemory(
pDataBuf + dwDataOffset,
ptClient->pEventBuffer,
dwMsgSize - dwMoveSize
);
dwDataOffset += ( dwMsgSize - dwMoveSize);
ptClient->pDataOut = ptClient->pEventBuffer +
(dwMsgSize - dwMoveSize);
break;
}
dwMoveSize -= dwMsgSize;
}
while (1)
{
DWORD dwMsgSize = (DWORD)
((PASYNCEVENTMSG) (ptClient->pDataOut +
dwDataOffsetWrapped))->TotalSize;
if (dwMsgSize > dwBytesLeftInClientBuffer)
{
ptClient->dwEventBufferUsedSize -= dwDataOffset;
ptClient->pDataOut += dwDataOffsetWrapped;
pParams->dwUsedBufferSize = dwDataOffset;
*pdwNumBytesReturned = sizeof (TAPI32_MSG) +
pParams->dwUsedBufferSize;
goto GetAsyncEvents_releaseMutex;
}
//
// Msg isn't wrapped, a single copy will do
//
CopyMemory(
pDataBuf + dwDataOffset,
ptClient->pDataOut + dwDataOffsetWrapped,
dwMsgSize
);
dwDataOffset += dwMsgSize;
dwDataOffsetWrapped += dwMsgSize;
dwBytesLeftInClientBuffer -= dwMsgSize;
}
}
LOG((TL_TRACE, "GetAsyncEvents: return dwUsedBufferSize:x%lx",
pParams->dwUsedBufferSize ));
GetAsyncEvents_releaseMutex:
if (ptClient->MsgPendingListEntry.Flink)
{
//
// This is a remote Dg client.
//
// If there is no more data in the event buffer then remove
// this client from the DgClientMsgPendingList(Head) so the
// EventNotificationThread will stop monitoring it.
//
// Else, update the tClient's Retry & EventsRetrieved tick
// counts.
//
if (ptClient->dwEventBufferUsedSize == 0)
{
EnterCriticalSection (&gDgClientMsgPendingCritSec);
RemoveEntryList (&ptClient->MsgPendingListEntry);
ptClient->MsgPendingListEntry.Flink =
ptClient->MsgPendingListEntry.Blink = NULL;
LeaveCriticalSection (&gDgClientMsgPendingCritSec);
}
else
{
ptClient->dwDgEventsRetrievedTickCount = GetTickCount();
ptClient->dwDgRetryTimeoutTickCount =
ptClient->dwDgEventsRetrievedTickCount +
3 * DGCLIENT_TIMEOUT;
}
}
UNLOCKTCLIENT (ptClient);
}
}
void
WINAPI
GetUIDllName(
PTCLIENT ptClient,
PGETUIDLLNAME_PARAMS pParams,
DWORD dwParamsBufferSize,
LPBYTE pDataBuf,
LPDWORD pdwNumBytesReturned
)
{
LONG lResult = 0;
TSPIPROC pfnTSPI_providerUIIdentify = (TSPIPROC) NULL;
PTAPIDIALOGINSTANCE ptDlgInst = (PTAPIDIALOGINSTANCE) NULL;
PTLINELOOKUPENTRY pLookupEntry = NULL;
DWORD dwObjectID = pParams->dwObjectID;
LOG((TL_TRACE, "Entering GetUIDllName"));
switch (pParams->dwObjectType)
{
case TUISPIDLL_OBJECT_LINEID:
{
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
if (pParams->dwObjectID >= ptClient->dwLineDevices)
{
pParams->lResult = LINEERR_OPERATIONFAILED;
return;
}
dwObjectID = ptClient->pLineDevices[pParams->dwObjectID];
}
#endif
if (TapiGlobals.dwNumLineInits == 0 )
{
lResult = LINEERR_UNINITIALIZED;
break;
}
pLookupEntry = GetLineLookupEntry (dwObjectID);
if (!pLookupEntry)
{
lResult = (TapiGlobals.dwNumLineInits == 0 ?
LINEERR_UNINITIALIZED : LINEERR_BADDEVICEID);
}
else if (!pLookupEntry->ptProvider || pLookupEntry->bRemoved)
{
lResult = LINEERR_NODEVICE;
}
else if (!(pfnTSPI_providerUIIdentify =
pLookupEntry->ptProvider->apfn[SP_PROVIDERUIIDENTIFY]))
{
lResult = LINEERR_OPERATIONUNAVAIL;
}
break;
}
case TUISPIDLL_OBJECT_PHONEID:
{
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
if (pParams->dwObjectID >= ptClient->dwPhoneDevices)
{
pParams->lResult = PHONEERR_OPERATIONFAILED;
return;
}
dwObjectID = ptClient->pPhoneDevices[pParams->dwObjectID];
}
#endif
if (TapiGlobals.dwNumPhoneInits == 0 )
{
lResult = PHONEERR_UNINITIALIZED;
break;
}
pLookupEntry = (PTLINELOOKUPENTRY) GetPhoneLookupEntry (dwObjectID);
if (!pLookupEntry)
{
lResult = (TapiGlobals.dwNumPhoneInits == 0 ?
PHONEERR_UNINITIALIZED : PHONEERR_BADDEVICEID);
}
else if (!pLookupEntry->ptProvider || pLookupEntry->bRemoved)
{
lResult = PHONEERR_NODEVICE;
}
else if (!(pfnTSPI_providerUIIdentify =
pLookupEntry->ptProvider->apfn[SP_PROVIDERUIIDENTIFY]))
{
lResult = PHONEERR_OPERATIONUNAVAIL;
}
break;
}
case TUISPIDLL_OBJECT_PROVIDERID:
LOG((TL_INFO, "Looking for provider..."));
if (!(ptDlgInst = ServerAlloc (sizeof (TAPIDIALOGINSTANCE))))
{
lResult = LINEERR_NOMEM;
goto GetUIDllName_return;
}
ptDlgInst->htDlgInst = NewObject(ghHandleTable, ptDlgInst, NULL);
if (0 == ptDlgInst->htDlgInst)
{
ServerFree (ptDlgInst);
lResult = LINEERR_NOMEM;
goto GetUIDllName_return;
}
if (pParams->dwProviderFilenameOffset == TAPI_NO_DATA)
{
//
// This is a providerConfig or -Remove request. Loop thru the
// list of installed providers, trying to find one with a
// matching PPID.
//
int i, iNumProviders;
TCHAR szProviderXxxN[32];
HKEY hKeyProviders;
DWORD dwDataSize;
DWORD dwDataType;
DWORD dwTemp;
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
) != ERROR_SUCCESS)
{
LOG((TL_ERROR,
"RegOpenKeyEx(/Providers) failed, err=%d",
GetLastError()
));
DereferenceObject (ghHandleTable, ptDlgInst->htDlgInst, 1);
lResult = LINEERR_OPERATIONFAILED;
goto GetUIDllName_return;
}
dwDataSize = sizeof(iNumProviders);
iNumProviders = 0;
RegQueryValueEx(
hKeyProviders,
gszNumProviders,
0,
&dwDataType,
(LPBYTE) &iNumProviders,
&dwDataSize
);
for (i = 0; i < iNumProviders; i++)
{
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderID, i);
dwDataSize = sizeof(dwTemp);
dwTemp = 0;
RegQueryValueEx(
hKeyProviders,
szProviderXxxN,
0,
&dwDataType,
(LPBYTE)&dwTemp,
&dwDataSize
);
if (dwTemp == pParams->dwObjectID)
{
//
// We found the provider, try to load it & get ptrs
// to the relevant funcs
//
TCHAR szProviderFilename[MAX_PATH];
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderFilename, i);
dwDataSize = MAX_PATH*sizeof(TCHAR);
RegQueryValueEx(
hKeyProviders,
szProviderXxxN,
0,
&dwDataType,
(LPBYTE)szProviderFilename,
&dwDataSize
);
if (!(ptDlgInst->hTsp = LoadLibrary(szProviderFilename)))
{
LOG((TL_ERROR,
"LoadLibrary('%s') failed - err=%d",
szProviderFilename,
GetLastError()
));
lResult = LINEERR_OPERATIONFAILED;
goto clean_up_dlg_inst;
}
if (!(pfnTSPI_providerUIIdentify = (TSPIPROC) GetProcAddress(
ptDlgInst->hTsp,
(LPCSTR) gaszTSPIFuncNames[SP_PROVIDERUIIDENTIFY]
)))
{
LOG((TL_ERROR,
"GetProcAddress(TSPI_providerUIIdentify) " \
"on [%s] failed, err=%d",
szProviderFilename,
GetLastError()
));
lResult = LINEERR_OPERATIONUNAVAIL;
goto clean_up_dlg_inst;
}
ptDlgInst->pfnTSPI_providerGenericDialogData = (TSPIPROC)
GetProcAddress(
ptDlgInst->hTsp,
(LPCSTR) gaszTSPIFuncNames[SP_PROVIDERGENERICDIALOGDATA]
);
ptDlgInst->dwPermanentProviderID = pParams->dwObjectID;
ptDlgInst->bRemoveProvider = pParams->bRemoveProvider;
break;
}
}
RegCloseKey (hKeyProviders);
if (i == iNumProviders)
{
LOG((TL_ERROR, "Ran out of list..."));
lResult = LINEERR_INVALPARAM;
#ifdef MEMPHIS
{
HANDLE hTsp;
FARPROC pfn;
// might be a 16 bit service provider
// call into tsp3216l.tsp and as it
// to handle this
if ( hTsp = LoadLibrary("tsp3216l.tsp"))
{
if (pfn = GetProcAddress(
hTsp,
"Xxx16BitProvider"
))
{
lResult = (*pfn)(
pParams->bRemoveProvider?REMOVEPROVIDER:CONFIGPROVIDER,
pParams->dwObjectID,
NULL
);
if (lResult == 0)
{
lResult = TAPI16BITSUCCESS;
}
}
else
{
lResult = LINEERR_OPERATIONFAILED;
}
FreeLibrary( hTsp );
}
else
{
lResult = LINEERR_INVALPARAM;
}
}
goto clean_up_dlg_inst;
#endif
}
}
else
{
//
// This is a providerInstall request. Try to load the provider
// and get ptrs to the relevant funcs, then retrieve & increment
// the next provider ID value in the ini file (careful to wrap
// next PPID at 64K-1).
//
TCHAR *pszProviderFilename;
DWORD dwNameLength;
HKEY hKeyProviders;
DWORD dwDataSize;
DWORD dwDataType;
DWORD dwTemp;
//
// Verify size/offset/string params given our input buffer/size
//
if (IsBadStringParam(
dwParamsBufferSize,
pDataBuf,
pParams->dwProviderFilenameOffset
))
{
pParams->lResult = LINEERR_OPERATIONFAILED;
DereferenceObject (ghHandleTable, ptDlgInst->htDlgInst, 1);
return;
}
pszProviderFilename = (PTSTR)(pDataBuf + pParams->dwProviderFilenameOffset);
if (!(ptDlgInst->hTsp = LoadLibrary(pszProviderFilename)))
{
LOG((TL_ERROR,
"LoadLibrary('%s') failed err=%d",
pszProviderFilename,
GetLastError()
));
lResult = LINEERR_OPERATIONFAILED;
#ifdef MEMPHIS
{
HANDLE hTsp;
TSPIPROC pfn;
// might be a 16 bit service provider
// call into tsp3216l.tsp and as it
// to handle this
if ( hTsp = LoadLibrary(TEXT("tsp3216l.tsp")))
{
if ( pfn = (TSPIPROC)GetProcAddress(
hTsp,
"Xxx16BitProvider"
))
{
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
);
dwDataSize = sizeof (DWORD);
pParams->dwObjectID = 1;
RegQueryValueEx(
hKeyProviders,
gszNextProviderID,
0,
&dwDataType,
(LPBYTE) &(pParams->dwObjectID),
&dwDataSize
);
dwTemp = ((pParams->dwObjectID + 1) & 0xffff0000) ?
1 : (pParams->dwObjectID + 1);
RegSetValueEx(
hKeyProviders,
gszNextProviderID,
0,
REG_DWORD,
(LPBYTE) &dwTemp,
sizeof(DWORD)
);
RegCloseKey (hKeyProviders);
lResult = (*pfn)(
ADDPROVIDER,
pParams->dwObjectID,
pszProviderFilename
);
if (lResult == 0)
{
lResult = TAPI16BITSUCCESS;
}
}
else
{
lResult = LINEERR_OPERATIONFAILED;
}
FreeLibrary( hTsp );
}
else
{
lResult = LINEERR_OPERATIONFAILED;
}
}
#endif
// note: no matter if the XxxProvider call succeeds or fails,
// we want this goto statement.
// 16bit service providers are completely handled
// in the XxxProvider call.
goto clean_up_dlg_inst;
}
if (!(pfnTSPI_providerUIIdentify = (TSPIPROC) GetProcAddress(
ptDlgInst->hTsp,
(LPCSTR) gaszTSPIFuncNames[SP_PROVIDERUIIDENTIFY]
)))
{
lResult = LINEERR_OPERATIONUNAVAIL;
goto clean_up_dlg_inst;
}
dwNameLength = (lstrlen(pszProviderFilename) + 1) * sizeof(TCHAR);
if (!(ptDlgInst->pszProviderFilename = ServerAlloc (dwNameLength)))
{
lResult = LINEERR_NOMEM;
goto clean_up_dlg_inst;
}
CopyMemory(
ptDlgInst->pszProviderFilename,
pszProviderFilename,
dwNameLength
);
ptDlgInst->pfnTSPI_providerGenericDialogData = (TSPIPROC) GetProcAddress(
ptDlgInst->hTsp,
(LPCSTR) gaszTSPIFuncNames[SP_PROVIDERGENERICDIALOGDATA]
);
RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
);
dwDataSize = sizeof (DWORD);
ptDlgInst->dwPermanentProviderID = 1;
RegQueryValueEx(
hKeyProviders,
gszNextProviderID,
0,
&dwDataType,
(LPBYTE) &(ptDlgInst->dwPermanentProviderID),
&dwDataSize
);
pParams->dwObjectID = ptDlgInst->dwPermanentProviderID;
dwTemp = ((ptDlgInst->dwPermanentProviderID+1) & 0xffff0000) ?
1 : (ptDlgInst->dwPermanentProviderID + 1);
RegSetValueEx(
hKeyProviders,
gszNextProviderID,
0,
REG_DWORD,
(LPBYTE) &dwTemp,
sizeof(DWORD)
);
RegCloseKey (hKeyProviders);
}
break;
}
if (pfnTSPI_providerUIIdentify)
{
if (pLookupEntry && (lstrcmpi(
pLookupEntry->ptProvider->szFileName,
TEXT("remotesp.tsp")
) == 0)
)
{
// ok - hack alert
// a special case for remotesp to give it more info
// we're passing the device ID and device type over to remotesp
// so it can intelligently call over to the remote tapisrv
// the RSP_MSG is just a key for remotesp to
// check to make sure that the info is there
LPDWORD lpdwHold = (LPDWORD)pDataBuf;
lpdwHold[0] = RSP_MSG;
lpdwHold[1] = dwObjectID;
lpdwHold[2] = pParams->dwObjectType;
}
if ((lResult = CallSP1(
pfnTSPI_providerUIIdentify,
"providerUIIdentify",
SP_FUNC_SYNC,
(ULONG_PTR) pDataBuf
)) == 0)
{
pParams->dwUIDllNameOffset = 0;
pParams->dwUIDllNameSize = (lstrlenW((PWSTR)pDataBuf) + 1)*sizeof(WCHAR);
*pdwNumBytesReturned = sizeof (TAPI32_MSG) +
pParams->dwUIDllNameSize;
if (ptDlgInst)
{
ptDlgInst->dwKey = TDLGINST_KEY;
if ((ptDlgInst->pNext =
ptClient->pProviderXxxDlgInsts))
{
ptDlgInst->pNext->pPrev = ptDlgInst;
}
ptClient->pProviderXxxDlgInsts = ptDlgInst;
pParams->htDlgInst = ptDlgInst->htDlgInst;
}
}
else if (ptDlgInst)
{
clean_up_dlg_inst:
if (ptDlgInst->hTsp)
{
FreeLibrary (ptDlgInst->hTsp);
}
if (ptDlgInst->pszProviderFilename)
{
ServerFree (ptDlgInst->pszProviderFilename);
}
DereferenceObject (ghHandleTable, ptDlgInst->htDlgInst, 1);
}
}
GetUIDllName_return:
pParams->lResult = lResult;
}
void
WINAPI
TUISPIDLLCallback(
PTCLIENT ptClient,
PUIDLLCALLBACK_PARAMS pParams,
DWORD dwParamsBufferSize,
LPBYTE pDataBuf,
LPDWORD pdwNumBytesReturned
)
{
LONG lResult;
ULONG_PTR objectID = pParams->ObjectID;
TSPIPROC pfnTSPI_providerGenericDialogData = NULL;
//
// Verify size/offset/string params given our input buffer/size
//
if (ISBADSIZEOFFSET(
dwParamsBufferSize,
0,
pParams->dwParamsInSize,
pParams->dwParamsInOffset,
sizeof(DWORD),
"TUISPIDLLCallback",
"pParams->ParamsIn"
))
{
pParams->lResult = LINEERR_OPERATIONFAILED;
return;
}
switch (pParams->dwObjectType)
{
case TUISPIDLL_OBJECT_LINEID:
{
PTLINELOOKUPENTRY pLine;
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
if ((DWORD) pParams->ObjectID >= ptClient->dwLineDevices)
{
pParams->lResult = LINEERR_OPERATIONFAILED;
return;
}
objectID = ptClient->pLineDevices[pParams->ObjectID];
}
#endif
pLine = GetLineLookupEntry ((DWORD) objectID);
if (!pLine)
{
lResult = LINEERR_INVALPARAM;
}
else if (!pLine->ptProvider)
{
lResult = LINEERR_OPERATIONFAILED;
}
else
{
pfnTSPI_providerGenericDialogData =
pLine->ptProvider->apfn[SP_PROVIDERGENERICDIALOGDATA];
}
break;
}
case TUISPIDLL_OBJECT_PHONEID:
{
PTPHONELOOKUPENTRY pPhone;
#if TELE_SERVER
if ((TapiGlobals.dwFlags & TAPIGLOBALS_SERVER) &&
!IS_FLAG_SET(ptClient->dwFlags, PTCLIENT_FLAG_ADMINISTRATOR))
{
if ((DWORD) pParams->ObjectID >= ptClient->dwPhoneDevices)
{
pParams->lResult = PHONEERR_OPERATIONFAILED;
return;
}
objectID = ptClient->pPhoneDevices[pParams->ObjectID];
}
#endif
pPhone = GetPhoneLookupEntry ((DWORD) objectID);
if (!pPhone)
{
lResult = LINEERR_INVALPARAM;
}
else if (!pPhone->ptProvider)
{
lResult = LINEERR_OPERATIONFAILED;
}
else
{
pfnTSPI_providerGenericDialogData =
pPhone->ptProvider->apfn[SP_PROVIDERGENERICDIALOGDATA];
}
break;
}
case TUISPIDLL_OBJECT_PROVIDERID:
{
PTAPIDIALOGINSTANCE ptDlgInst =
ptClient->pProviderXxxDlgInsts;
while (ptDlgInst)
{
if ((DWORD) pParams->ObjectID == ptDlgInst->dwPermanentProviderID)
{
pfnTSPI_providerGenericDialogData =
ptDlgInst->pfnTSPI_providerGenericDialogData;
break;
}
ptDlgInst = ptDlgInst->pNext;
}
break;
}
case TUISPIDLL_OBJECT_DIALOGINSTANCE:
{
PTAPIDIALOGINSTANCE ptDlgInst;
try
{
ptDlgInst = ReferenceObject (ghHandleTable, pParams->ObjectID, TDLGINST_KEY);
if (NULL == ptDlgInst)
{
pfnTSPI_providerGenericDialogData = NULL;
break;
}
objectID = (ULONG_PTR)ptDlgInst->hdDlgInst;
pfnTSPI_providerGenericDialogData =
ptDlgInst->ptProvider->apfn[SP_PROVIDERGENERICDIALOGDATA];
DereferenceObject (ghHandleTable, pParams->ObjectID, 1);
}
myexcept
{
// just fall thru
}
break;
}
}
if (pfnTSPI_providerGenericDialogData)
{
if ((lResult = CallSP4(
pfnTSPI_providerGenericDialogData,
"providerGenericDialogData",
SP_FUNC_SYNC,
(ULONG_PTR) objectID,
(DWORD)pParams->dwObjectType,
(ULONG_PTR) (pDataBuf + pParams->dwParamsInOffset),
(DWORD)pParams->dwParamsInSize
)) == 0)
{
pParams->dwParamsOutOffset = pParams->dwParamsInOffset;
pParams->dwParamsOutSize = pParams->dwParamsInSize;
*pdwNumBytesReturned = sizeof (TAPI32_MSG) +
pParams->dwParamsOutSize +
pParams->dwParamsOutOffset;
}
}
else
{
lResult = LINEERR_OPERATIONFAILED;
}
pParams->lResult = lResult;
}
void
WINAPI
FreeDialogInstance(
PTCLIENT ptClient,
PFREEDIALOGINSTANCE_PARAMS pParams,
DWORD dwParamsBufferSize,
LPBYTE pDataBuf,
LPDWORD pdwNumBytesReturned
)
{
HKEY hKeyProviders;
DWORD dwDataSize;
DWORD dwDataType;
DWORD dwTemp;
PTAPIDIALOGINSTANCE ptDlgInst = ReferenceObject (ghHandleTable, pParams->htDlgInst, TDLGINST_KEY);
LOG((TL_TRACE, "FreeDialogInstance: enter, pDlgInst=x%p", ptDlgInst));
try
{
if (ptDlgInst->dwKey != TDLGINST_KEY)
{
pParams->lResult = LINEERR_OPERATIONFAILED;
}
else
{
ptDlgInst->dwKey = INVAL_KEY;
}
}
myexcept
{
pParams->lResult = LINEERR_OPERATIONFAILED;
}
if (pParams->lResult)
{
return;
}
if (ptDlgInst->hTsp)
{
//
// This dlg inst was a client doing a providerConfig, -Install, or
// -Remove
//
if (ptDlgInst->pszProviderFilename)
{
if (pParams->lUIDllResult == 0)
{
//
// Successful provider install
//
DWORD iNumProviders;
TCHAR szProviderXxxN[32];
TCHAR szProviderXxxNA[32];
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
) != ERROR_SUCCESS)
{
goto bail;
}
dwDataSize = sizeof(iNumProviders);
iNumProviders = 0;
RegQueryValueEx(
hKeyProviders,
gszNumProviders,
0,
&dwDataType,
(LPBYTE) &iNumProviders,
&dwDataSize
);
wsprintf(
szProviderXxxNA,
TEXT("%s%d"),
gszProviderID,
iNumProviders
);
RegSetValueEx(
hKeyProviders,
szProviderXxxNA,
0,
REG_DWORD,
(LPBYTE) &ptDlgInst->dwPermanentProviderID,
sizeof(DWORD)
);
wsprintf(
szProviderXxxN,
TEXT("%s%d"),
gszProviderFilename,
iNumProviders
);
RegSetValueEx(
hKeyProviders,
szProviderXxxN,
0,
REG_SZ,
(LPBYTE) ptDlgInst->pszProviderFilename,
(lstrlen((PTSTR)ptDlgInst->pszProviderFilename) + 1)*sizeof(TCHAR)
);
iNumProviders++;
RegSetValueEx(
hKeyProviders,
gszNumProviders,
0,
REG_DWORD,
(LPBYTE) &iNumProviders,
sizeof(DWORD)
);
RegCloseKey( hKeyProviders );
//
// If the tapisrv is already INITed, ReInit it to load the provider
//
TapiEnterCriticalSection (&TapiGlobals.CritSec);
if ((TapiGlobals.dwNumLineInits != 0) ||
(TapiGlobals.dwNumPhoneInits != 0) ||
(TapiGlobals.dwFlags & TAPIGLOBALS_SERVER))
{
pParams->lResult = ServerInit(TRUE);
}
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
}
else
{
//
// Unsuccessful provider install. See if we can decrement
// NextProviderID to free up the unused ID.
//
DWORD iNextProviderID;
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
) != ERROR_SUCCESS)
{
goto bail;
}
dwDataSize = sizeof(iNextProviderID);
iNextProviderID = 0;
RegQueryValueEx(
hKeyProviders,
gszNextProviderID,
0,
&dwDataType,
(LPBYTE)&iNextProviderID,
&dwDataSize
);
if ((ptDlgInst->dwPermanentProviderID + 1) == iNextProviderID)
{
RegSetValueEx(
hKeyProviders,
gszNextProviderID,
0,
REG_DWORD,
(LPBYTE) &(ptDlgInst->dwPermanentProviderID),
sizeof(DWORD)
);
}
RegCloseKey (hKeyProviders);
}
ServerFree (ptDlgInst->pszProviderFilename);
}
else if (ptDlgInst->bRemoveProvider)
{
if (pParams->lUIDllResult == 0)
{
//
// Successful provider remove. Find the index of the
// provider in the list, then move all the providers
// that follow up a notch.
//
DWORD iNumProviders, i;
TCHAR szProviderXxxN[32];
TCHAR buf[MAX_PATH];
if (RegOpenKeyEx(
HKEY_LOCAL_MACHINE,
gszRegKeyProviders,
0,
KEY_ALL_ACCESS,
&hKeyProviders
) != ERROR_SUCCESS)
{
goto bail;
}
dwDataSize = sizeof(iNumProviders);
iNumProviders = 0;
RegQueryValueEx(
hKeyProviders,
gszNumProviders,
0,
&dwDataType,
(LPBYTE) &iNumProviders,
&dwDataSize
);
for (i = 0; i < iNumProviders; i++)
{
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderID, i);
dwDataSize = sizeof(dwTemp);
dwTemp = 0;
RegQueryValueEx(
hKeyProviders,
szProviderXxxN,
0,
&dwDataType,
(LPBYTE) &dwTemp,
&dwDataSize
);
if (dwTemp == ptDlgInst->dwPermanentProviderID)
{
break;
}
}
for (; i < (iNumProviders - 1); i++)
{
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderID, i + 1);
dwDataSize = sizeof(buf);
RegQueryValueEx(
hKeyProviders,
szProviderXxxN,
0,
&dwDataType,
(LPBYTE) buf,
&dwDataSize
);
buf[dwDataSize/sizeof(TCHAR)] = TEXT('\0');
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderID, i);
RegSetValueEx(
hKeyProviders,
szProviderXxxN,
0,
REG_DWORD,
(LPBYTE) buf,
sizeof (DWORD)
);
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderFilename, i+1);
dwDataSize = MAX_PATH*sizeof(TCHAR);
RegQueryValueEx(
hKeyProviders,
szProviderXxxN,
0,
&dwDataType,
(LPBYTE) buf,
&dwDataSize
);
buf[dwDataSize/sizeof(TCHAR)] = TEXT('\0');
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderFilename, i);
RegSetValueEx(
hKeyProviders,
szProviderXxxN,
0,
REG_SZ,
(LPBYTE) buf,
(lstrlen(buf) + 1) * sizeof(TCHAR)
);
}
//
// Remove the last ProviderID# & ProviderFilename# entries
//
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderID, i);
RegDeleteValue(hKeyProviders, szProviderXxxN);
wsprintf(szProviderXxxN, TEXT("%s%d"), gszProviderFilename, i);
RegDeleteValue(hKeyProviders, szProviderXxxN);
//
// Decrement the total num providers to load
//
iNumProviders--;
RegSetValueEx(
hKeyProviders,
gszNumProviders,
0,
REG_DWORD,
(LPBYTE)&iNumProviders,
sizeof(DWORD)
);
//
// Remove user/line association with this provider
//
{
WCHAR * pSectionNames = NULL;
WCHAR * pSectionNames2 = NULL;
WCHAR * pszLinePhoneSave = NULL;
DWORD dwSize, dwSize2;
DWORD dwResult;
WCHAR szBuf[20];
WCHAR * aszKeys[] = {gszLines, gszPhones};
// Only NT server cares about tsec.ini
if (!gbNTServer)
{
goto Exit;
}
// Get the list of DomainUser names
LOG((TL_INFO, "FreeDialogInstance: getting user names"));
do
{
if (pSectionNames)
{
ServerFree (pSectionNames);
dwSize *= 2;
}
else
{
dwSize = 256;
}
if (!(pSectionNames =
ServerAlloc (dwSize * sizeof (WCHAR))))
{
goto Exit;
}
pSectionNames[0] = L'\0';
dwResult = GetPrivateProfileSectionNamesW(
pSectionNames,
dwSize,
gszFileName
);
} while (dwResult >= (dwSize - 2));
pSectionNames2 = pSectionNames;
dwSize = 64 * sizeof(WCHAR);
pszLinePhoneSave = ServerAlloc(dwSize);
if (pszLinePhoneSave == NULL)
{
LOG((TL_ERROR,
"FreeDialogInstance: Memory failure"));
goto Exit;
}
dwSize2 = wsprintfW (szBuf, L"%d",
ptDlgInst->dwPermanentProviderID);
// Remove all the devices associated with this domain/user
while (*pSectionNames)
{
WCHAR *psz, *psz2;
BOOL bWriteBack;
int iasz;
for (iasz = 0;
iasz < sizeof(aszKeys) / sizeof(WCHAR *); ++iasz)
{
bWriteBack = FALSE;
dwResult = MyGetPrivateProfileString(
pSectionNames,
aszKeys[iasz],
gszEmptyString,
&pszLinePhoneSave,
&dwSize);
if (dwResult == 0)
{
psz = pszLinePhoneSave;
while (*psz)
{
if (wcsncmp(psz, szBuf, dwSize2) == 0)
{
bWriteBack = TRUE;
psz2 = psz + dwSize2;
if (*psz2 != L',') // Comma?
{
LOG((TL_ERROR,
"FreeDialogInstance: "
"Corrupted tsec.ini"));
goto Exit;
}
++ psz2; // Skip comma
// Skip the permanent device ID
while ((*psz2 != L',') && (*psz2 != 0))
{
++psz2;
}
if (*psz2 == 0) // Last one
{
if (psz > pszLinePhoneSave)
*(psz - 1) = 0;
else
*pszLinePhoneSave = 0;
break;
}
else
{
int i = 0;
++psz2; // skip the comma
while (*psz2)
{
psz[i++] = *psz2;
++psz2;
}
psz[i] = 0;
}
}
else
{
// Skip the provider ID
while ((*psz != 0) && (*psz != L','))
{
++ psz;
}
if (*psz == 0)
break;
++ psz;
// Skip the permanent device ID
while ((*psz != 0) && (*psz != L','))
{
++ psz;
}
if (*psz == 0)
break;
++ psz;
}
}
if (bWriteBack)
{
WritePrivateProfileStringW(
pSectionNames,
aszKeys[iasz],
pszLinePhoneSave,
gszFileName
);
}
} // dwResult == 0
}
// Advance to the next domain user
while (*pSectionNames != 0)
{
++pSectionNames;
}
++pSectionNames;
}
Exit:
ServerFree(pSectionNames2);
ServerFree(pszLinePhoneSave);
}
//
// if tapi init'd shutdown each provider
//
{
PTLINELOOKUPENTRY pLineEntry;
PTPHONELOOKUPENTRY pPhoneEntry;
DWORD dw;
PTPROVIDER ptProvider;
PPERMANENTIDARRAYHEADER pIDArray, *ppLastArray;
PTPROVIDER *pptProvider;
//
// LINE_REMOVE / PHONE_REMOVE will try to enter gMgmtCritSec while in
// TapiGlobals.CritSec.
// Need to enter gMgmtCritSec here, to avoid deadlock
//
EnterCriticalSection (&gMgmtCritSec);
TapiEnterCriticalSection (&TapiGlobals.CritSec);
//
// Find ptProvider
//
ptProvider = TapiGlobals.ptProviders;
while (ptProvider)
{
if (ptProvider->dwPermanentProviderID ==
ptDlgInst->dwPermanentProviderID)
{
break;
}
ptProvider = ptProvider->pNext;
}
if (ptProvider == NULL)
{
LeaveCriticalSection (&gMgmtCritSec);
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
goto bail;
}
//
// Remove all the lines/phones belong to this provider.
//
for (dw = 0; dw < TapiGlobals.dwNumLines; ++dw)
{
pLineEntry = GetLineLookupEntry (dw);
if (pLineEntry &&
pLineEntry->ptProvider == ptProvider &&
!pLineEntry->bRemoved)
{
LineEventProc (
0,
0,
LINE_REMOVE,
dw,
0,
0
);
}
}
for (dw = 0; dw < TapiGlobals.dwNumPhones; ++dw)
{
pPhoneEntry = GetPhoneLookupEntry (dw);
if (pPhoneEntry &&
pPhoneEntry->ptProvider == ptProvider &&
!pPhoneEntry->bRemoved)
{
PhoneEventProc (
0,
PHONE_REMOVE,
dw,
0,
0
);
}
}
LeaveCriticalSection (&gMgmtCritSec);
//
// Remove the provider ID array associate with this provider
//
ppLastArray = &(TapiGlobals.pIDArrays);
while ((*ppLastArray) != NULL &&
((*ppLastArray)->dwPermanentProviderID !=
ptProvider->dwPermanentProviderID)
)
{
ppLastArray = &((*ppLastArray)->pNext);
}
if (pIDArray = (*ppLastArray))
{
*ppLastArray = pIDArray->pNext;
ServerFree (pIDArray->pLineElements);
ServerFree (pIDArray->pPhoneElements);
ServerFree (pIDArray);
}
else
{
// Should not be here
}
//
// Remove ptProvider from the global link list
//
if (ptProvider->pNext)
{
ptProvider->pNext->pPrev = ptProvider->pPrev;
}
if (ptProvider->pPrev)
{
ptProvider->pPrev->pNext = ptProvider->pNext;
}
else
{
TapiGlobals.ptProviders = ptProvider->pNext;
}
//
// Now shutdown and unload the TSP provider
//
CallSP2(
ptProvider->apfn[SP_PROVIDERSHUTDOWN],
"providerShutdown",
SP_FUNC_SYNC,
(DWORD)ptProvider->dwSPIVersion,
(DWORD)ptProvider->dwPermanentProviderID
);
// Wait for 5 seconds for ongoing calls to finish
Sleep (5000);
FreeLibrary (ptProvider->hDll);
MyCloseMutex (ptProvider->hMutex);
CloseHandle (ptProvider->hHashTableReaderEvent);
DeleteCriticalSection (&ptProvider->HashTableCritSec);
ServerFree (ptProvider->pHashTable);
ServerFree (ptProvider);
TapiLeaveCriticalSection (&TapiGlobals.CritSec);
}
}
else
{
//
// Unsuccessful provider remove, nothing to do
//
}
}
else
{
//
// Nothing to do for providerConfig (success or fail)
//
}
bail:
FreeLibrary (ptDlgInst->hTsp);
pParams->lResult = pParams->lUIDllResult;
}
else if (ptDlgInst->ptProvider->apfn[SP_PROVIDERFREEDIALOGINSTANCE])
{
//
// The was a provider-initiated dlg inst, so tell
// the provider to free it's inst
//
CallSP1(
ptDlgInst->ptProvider->apfn[SP_PROVIDERFREEDIALOGINSTANCE],
"providerFreeDialogInstance",
SP_FUNC_SYNC,
(ULONG_PTR) ptDlgInst->hdDlgInst
);
}
//
// Remove the dialog instance from the tClient's list & then free it
//
if (WaitForExclusiveClientAccess (ptClient))
{
if (ptDlgInst->pNext)
{
ptDlgInst->pNext->pPrev = ptDlgInst->pPrev;
}
if (ptDlgInst->pPrev)
{
ptDlgInst->pPrev->pNext = ptDlgInst->pNext;
}
else if (ptDlgInst->hTsp)
{
ptClient->pProviderXxxDlgInsts = ptDlgInst->pNext;
}
else
{
ptClient->pGenericDlgInsts = ptDlgInst->pNext;
}
UNLOCKTCLIENT (ptClient);
}
DereferenceObject (ghHandleTable, pParams->htDlgInst, 2);
}
BOOL
GetNewClientHandle(
PTCLIENT ptClient,
PTMANAGEDLLINFO pDll,
HMANAGEMENTCLIENT *phClient
)
{
BOOL fResult = TRUE;
PTCLIENTHANDLE pClientHandle, pNewClientHandle;
if (!(pNewClientHandle = ServerAlloc (sizeof (TCLIENTHANDLE))))
{
return FALSE;
}
pNewClientHandle->pNext = NULL;
pNewClientHandle->fValid = TRUE;
pNewClientHandle->dwID = pDll->dwID;
// call init
if ((pDll->aProcs[TC_CLIENTINITIALIZE])(
ptClient->pszDomainName,
ptClient->pszUserName,
ptClient->pszComputerName,
&pNewClientHandle->hClient
))
{
// error - zero out the handle
pNewClientHandle->hClient = (HMANAGEMENTCLIENT) NULL;
pNewClientHandle->fValid = FALSE;
fResult = FALSE;
}
// save it no matter what
// insert at beginning of list
pClientHandle = ptClient->pClientHandles;
ptClient->pClientHandles = pNewClientHandle;
pNewClientHandle->pNext = pClientHandle;
*phClient = pNewClientHandle->hClient;
return fResult;
}
BOOL
GetTCClient(
PTMANAGEDLLINFO pDll,
PTCLIENT ptClient,
DWORD dwAPI,
HMANAGEMENTCLIENT *phClient
)
{
PTCLIENTHANDLE pClientHandle;
BOOL bResult;
if (!pDll->aProcs[dwAPI])
{
return FALSE;
}
pClientHandle = ptClient->pClientHandles;
while (pClientHandle)
{
if (pClientHandle->dwID == pDll->dwID)
{
break;
}
pClientHandle = pClientHandle->pNext;
}
if (pClientHandle)
{
if (!(pClientHandle->fValid))
{
return FALSE;
}
*phClient = pClientHandle->hClient;
return TRUE;
}
else
{
// OK - it's not in the list.
// get the critical section & check again
EnterCriticalSection(&gClientHandleCritSec);
pClientHandle = ptClient->pClientHandles;
while (pClientHandle)
{
if (pClientHandle->dwID == pDll->dwID)
{
break;
}
pClientHandle = pClientHandle->pNext;
}
if (pClientHandle)
{
if (!(pClientHandle->fValid))
{
LeaveCriticalSection(&gClientHandleCritSec);
return FALSE;
}
*phClient = pClientHandle->hClient;
LeaveCriticalSection(&gClientHandleCritSec);
return TRUE;
}
// still not there. add it...
bResult = GetNewClientHandle(
ptClient,
pDll,
phClient
);
LeaveCriticalSection(&gClientHandleCritSec);
return bResult;
}
}
//#pragma warning (default:4028)
#if DBG
char szBeforeSync[] = "Calling TSPI_%s";
char szBeforeAsync[] = "Calling TSPI_%s, dwReqID=x%x";
char szAfter[] = "TSPI_%s result=%s";
VOID
DbgPrt(
IN DWORD dwDbgLevel,
IN PUCHAR lpszFormat,
IN ...
)
/*++
Routine Description:
Formats the incoming debug message & calls DbgPrint
Arguments:
DbgLevel - level of message verboseness
DbgMessage - printf-style format string, followed by appropriate
list of arguments
Return Value:
--*/
{
if (dwDbgLevel <= gdwDebugLevel)
{
char buf[1024] = "TAPISRV (0x--------): ";
va_list ap;
wsprintfA( &buf[11], "%08lx", GetCurrentThreadId() );
buf[19] = ')';
va_start(ap, lpszFormat);
wvsprintfA(
&buf[22],
lpszFormat,
ap
);
lstrcatA(buf, "\n");
OutputDebugStringA (buf);
va_end(ap);
}
return;
}
char *aszLineErrors[] =
{
NULL,
"ALLOCATED",
"BADDEVICEID",
"BEARERMODEUNAVAIL",
"inval err value (0x80000004)", // 0x80000004 isn't valid err code
"CALLUNAVAIL",
"COMPLETIONOVERRUN",
"CONFERENCEFULL",
"DIALBILLING",
"DIALDIALTONE",
"DIALPROMPT",
"DIALQUIET",
"INCOMPATIBLEAPIVERSION",
"INCOMPATIBLEEXTVERSION",
"INIFILECORRUPT",
"INUSE",
"INVALADDRESS", // 0x80000010
"INVALADDRESSID",
"INVALADDRESSMODE",
"INVALADDRESSSTATE",
"INVALAPPHANDLE",
"INVALAPPNAME",
"INVALBEARERMODE",
"INVALCALLCOMPLMODE",
"INVALCALLHANDLE",
"INVALCALLPARAMS",
"INVALCALLPRIVILEGE",
"INVALCALLSELECT",
"INVALCALLSTATE",
"INVALCALLSTATELIST",
"INVALCARD",
"INVALCOMPLETIONID",
"INVALCONFCALLHANDLE", // 0x80000020
"INVALCONSULTCALLHANDLE",
"INVALCOUNTRYCODE",
"INVALDEVICECLASS",
"INVALDEVICEHANDLE",
"INVALDIALPARAMS",
"INVALDIGITLIST",
"INVALDIGITMODE",
"INVALDIGITS",
"INVALEXTVERSION",
"INVALGROUPID",
"INVALLINEHANDLE",
"INVALLINESTATE",
"INVALLOCATION",
"INVALMEDIALIST",
"INVALMEDIAMODE",
"INVALMESSAGEID", // 0x80000030
"inval err value (0x80000031)", // 0x80000031 isn't valid err code
"INVALPARAM",
"INVALPARKID",
"INVALPARKMODE",
"INVALPOINTER",
"INVALPRIVSELECT",
"INVALRATE",
"INVALREQUESTMODE",
"INVALTERMINALID",
"INVALTERMINALMODE",
"INVALTIMEOUT",
"INVALTONE",
"INVALTONELIST",
"INVALTONEMODE",
"INVALTRANSFERMODE",
"LINEMAPPERFAILED", // 0x80000040
"NOCONFERENCE",
"NODEVICE",
"NODRIVER",
"NOMEM",
"NOREQUEST",
"NOTOWNER",
"NOTREGISTERED",
"OPERATIONFAILED",
"OPERATIONUNAVAIL",
"RATEUNAVAIL",
"RESOURCEUNAVAIL",
"REQUESTOVERRUN",
"STRUCTURETOOSMALL",
"TARGETNOTFOUND",
"TARGETSELF",
"UNINITIALIZED", // 0x80000050
"USERUSERINFOTOOBIG",
"REINIT",
"ADDRESSBLOCKED",
"BILLINGREJECTED",
"INVALFEATURE",
"NOMULTIPLEINSTANCE",
"INVALAGENTID",
"INVALAGENTGROUP",
"INVALPASSWORD",
"INVALAGENTSTATE",
"INVALAGENTACTIVITY",
"DIALVOICEDETECT"
};
char *aszPhoneErrors[] =
{
"SUCCESS",
"ALLOCATED",
"BADDEVICEID",
"INCOMPATIBLEAPIVERSION",
"INCOMPATIBLEEXTVERSION",
"INIFILECORRUPT",
"INUSE",
"INVALAPPHANDLE",
"INVALAPPNAME",
"INVALBUTTONLAMPID",
"INVALBUTTONMODE",
"INVALBUTTONSTATE",
"INVALDATAID",
"INVALDEVICECLASS",
"INVALEXTVERSION",
"INVALHOOKSWITCHDEV",
"INVALHOOKSWITCHMODE", // 0x90000010
"INVALLAMPMODE",
"INVALPARAM",
"INVALPHONEHANDLE",
"INVALPHONESTATE",
"INVALPOINTER",
"INVALPRIVILEGE",
"INVALRINGMODE",
"NODEVICE",
"NODRIVER",
"NOMEM",
"NOTOWNER",
"OPERATIONFAILED",
"OPERATIONUNAVAIL",
"inval err value (0x9000001e)", // 0x9000001e isn't valid err code
"RESOURCEUNAVAIL",
"REQUESTOVERRUN", // 0x90000020
"STRUCTURETOOSMALL",
"UNINITIALIZED",
"REINIT"
};
char *aszTapiErrors[] =
{
"SUCCESS",
"DROPPED",
"NOREQUESTRECIPIENT",
"REQUESTQUEUEFULL",
"INVALDESTADDRESS",
"INVALWINDOWHANDLE",
"INVALDEVICECLASS",
"INVALDEVICEID",
"DEVICECLASSUNAVAIL",
"DEVICEIDUNAVAIL",
"DEVICEINUSE",
"DESTBUSY",
"DESTNOANSWER",
"DESTUNAVAIL",
"UNKNOWNWINHANDLE",
"UNKNOWNREQUESTID",
"REQUESTFAILED",
"REQUESTCANCELLED",
"INVALPOINTER"
};
char *
PASCAL
MapResultCodeToText(
LONG lResult,
char *pszResult
)
{
if (lResult == 0)
{
wsprintfA (pszResult, "SUCCESS");
}
else if (lResult > 0)
{
wsprintfA (pszResult, "x%x (completing async)", lResult);
}
else if (((DWORD) lResult) <= LINEERR_DIALVOICEDETECT)
{
lResult &= 0x0fffffff;
wsprintfA (pszResult, "LINEERR_%s", aszLineErrors[lResult]);
}
else if (((DWORD) lResult) <= PHONEERR_REINIT)
{
if (((DWORD) lResult) >= PHONEERR_ALLOCATED)
{
lResult &= 0x0fffffff;
wsprintfA (pszResult, "PHONEERR_%s", aszPhoneErrors[lResult]);
}
else
{
goto MapResultCodeToText_badErrorCode;
}
}
else if (((DWORD) lResult) <= ((DWORD) TAPIERR_DROPPED) &&
((DWORD) lResult) >= ((DWORD) TAPIERR_INVALPOINTER))
{
lResult = ~lResult + 1;
wsprintfA (pszResult, "TAPIERR_%s", aszTapiErrors[lResult]);
}
else
{
MapResultCodeToText_badErrorCode:
wsprintfA (pszResult, "inval error value (x%x)");
}
return pszResult;
}
VOID
PASCAL
ValidateSyncSPResult(
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
LONG lResult
)
{
char szResult[32];
LOG((TL_INFO,
szAfter,
lpszFuncName,
MapResultCodeToText (lResult, szResult)
));
if (dwFlags & SP_FUNC_ASYNC)
{
assert (lResult != 0);
if (lResult > 0)
{
assert (lResult == PtrToLong (Arg1) ||
PtrToLong (Arg1) == 0xfeeefeee || // pAsyncRequestInfo freed
PtrToLong (Arg1) == 0xa1a1a1a1);
}
}
else
{
assert (lResult <= 0);
}
}
LONG
WINAPI
CallSP1(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1
)
{
LONG lResult;
LOG((TL_INFO, szBeforeSync, lpszFuncName));
lResult = (*pfn)(Arg1);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP2(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP3(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP4(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP5(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4, Arg5);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP6(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5,
ULONG_PTR Arg6
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP7(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5,
ULONG_PTR Arg6,
ULONG_PTR Arg7
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP8(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5,
ULONG_PTR Arg6,
ULONG_PTR Arg7,
ULONG_PTR Arg8
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP9(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5,
ULONG_PTR Arg6,
ULONG_PTR Arg7,
ULONG_PTR Arg8,
ULONG_PTR Arg9
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(Arg1, Arg2, Arg3, Arg4, Arg5, Arg6, Arg7, Arg8, Arg9);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
LONG
WINAPI
CallSP12(
TSPIPROC pfn,
LPCSTR lpszFuncName,
DWORD dwFlags,
ULONG_PTR Arg1,
ULONG_PTR Arg2,
ULONG_PTR Arg3,
ULONG_PTR Arg4,
ULONG_PTR Arg5,
ULONG_PTR Arg6,
ULONG_PTR Arg7,
ULONG_PTR Arg8,
ULONG_PTR Arg9,
ULONG_PTR Arg10,
ULONG_PTR Arg11,
ULONG_PTR Arg12
)
{
LONG lResult;
if (dwFlags & SP_FUNC_ASYNC)
{
LOG((TL_INFO, szBeforeAsync, lpszFuncName, Arg1));
}
else
{
LOG((TL_INFO, szBeforeSync, lpszFuncName));
}
lResult = (*pfn)(
Arg1,
Arg2,
Arg3,
Arg4,
Arg5,
Arg6,
Arg7,
Arg8,
Arg9,
Arg10,
Arg11,
Arg12
);
ValidateSyncSPResult (lpszFuncName, dwFlags, Arg1, lResult);
return lResult;
}
#endif // DBG
/*************************************************************************\
* BOOL InitPerf()
*
* Initialize global performance data
*
\**************************************************************************/
BOOL InitPerf()
{
FillMemory(&PerfBlock,
sizeof(PerfBlock),
0);
return(TRUE);
}
BOOL VerifyDomainName (HKEY hKey)
{
#define MAX_DNS_NAME_LENGTH 255
DWORD dwType;
DWORD dwSize;
BOOL bReturn = TRUE;
LPTSTR pOldName = NULL;
LPTSTR pNewName = NULL;
do {
//
// Get the old domain name from registry
//
dwSize = 0;
if (ERROR_SUCCESS == RegQueryValueEx(
hKey,
gszDomainName,
NULL,
&dwType,
NULL,
&dwSize)
)
{
pOldName = ServerAlloc (dwSize);
if(!pOldName)
{
bReturn = FALSE;
break;
}
if (ERROR_SUCCESS != RegQueryValueEx(
hKey,
gszDomainName,
NULL,
&dwType,
(LPBYTE)pOldName,
&dwSize)
)
{
bReturn = FALSE;
break;
}
}
//
// Get the current domain name
//
dwSize = MAX_DNS_NAME_LENGTH + 1;
pNewName = ServerAlloc ( dwSize * sizeof (TCHAR));
if (!pNewName)
{
bReturn = FALSE;
break;
}
if (!GetComputerNameEx (ComputerNameDnsDomain, pNewName, &dwSize))
{
bReturn = FALSE;
LOG((TL_INFO, "VerifyDomainName: GetComputerNameEx failed - error x%x", GetLastError()));
break;
}
if (dwSize == 0)
{
// no domain name, save as empty string
pNewName [0] = TEXT('\0');
dwSize = 1;
}
if (!pOldName || _tcscmp(pOldName, pNewName))
{
//
// The domain has changed, save the new domain name
// We also need to discard the old SCP
//
if (ERROR_SUCCESS != RegSetValueEx (
hKey,
gszDomainName,
0,
REG_SZ,
(LPBYTE)pNewName,
dwSize * sizeof(TCHAR)
))
{
LOG((TL_INFO, "VerifyDomainName:RegSetValueEx (%S) failed", pNewName));
}
RegDeleteValue (
hKey,
gszRegTapisrvSCPGuid
);
}
} while (0);
ServerFree(pOldName);
ServerFree(pNewName);
return bReturn;
}