Source code of Windows XP (NT5)
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//+-----------------------------------------------------------------------
//
// Microsoft Windows
//
// Copyright (c) Microsoft Corporation 1991 - 1992
//
// File: SPMGR.H
//
// Contents: Common structures and functions for the SPMgr
//
//
// History: 20 May 92 RichardW Documented existing stuff
// 22 Jul 93 RichardW Revised to be the one include file
// for the spm directory
//
//------------------------------------------------------------------------
#ifndef __SPMGR_H__
#define __SPMGR_H__
#define SECURITY_WIN32
#define SECURITY_PACKAGE
#include <security.h>
#include <secint.h>
#include <spmlpc.h>
#include <lsaperf.h>
#include <lsapmsgs.h> // event log events
// SPM-wide structure definitions:
// This is the function table for a security package. All functions are
// dispatched through this table.
struct _DLL_BINDING;
// This is the Security Package Control structure. All control information
// relating to packages is stored here.
typedef struct _LSAP_SECURITY_PACKAGE {
ULONG_PTR dwPackageID; // Assigned package ID
DWORD PackageIndex; // Package Index in DLL
DWORD fPackage; // Flags about the package
DWORD fCapabilities; // Capabilities that the package reported
DWORD dwRPCID; // RPC ID
DWORD Version;
DWORD TokenSize;
DWORD ContextHandles ; // Number of outstanding contexts
DWORD CredentialHandles ; // ditto for credentials
LONG CallsInProgress ; // Number of calls to this package
SECURITY_STRING Name; // Name of the package
SECURITY_STRING Comment;
struct _DLL_BINDING * pBinding; // Binding of DLL
PSECPKG_EXTENDED_INFORMATION Thunks ; // Thunked Context levels
LIST_ENTRY ScavengerList ;
SECURITY_STRING WowClientDll ;
SECPKG_FUNCTION_TABLE FunctionTable; // Dispatch table
#ifdef TRACK_MEM
PVOID pvMemStats; // Memory statistics
#endif
} LSAP_SECURITY_PACKAGE, * PLSAP_SECURITY_PACKAGE;
#define SP_INVALID 0x00000001 // Package is now invalid for use
#define SP_UNLOAD 0x00000002 // Package is being unloaded
#define SP_INTERNAL 0x00000008 // Package is internal, do not unload
#define SP_PREFERRED 0x00000020 // The preferred package
#define SP_DELETE_PEND 0x00000040 // Package Delete pending
#define SP_INFO 0x00000080 // Supports Extended Info
#define SP_CONTEXT_INFO 0x00000100 // Wants some info levels thunked
#define SP_SHUTDOWN_PENDING 0x00000200 // Shutdown has been called
#define SP_SHUTDOWN 0x00000400 // Shutdown has completed
#define SP_WOW_SUPPORT 0x00000800 // Package can support WOW6432 clients
#define StartCallToPackage( p ) \
InterlockedIncrement( &((PLSAP_SECURITY_PACKAGE) p)->CallsInProgress )
#define EndCallToPackage( p ) \
InterlockedDecrement( &((PLSAP_SECURITY_PACKAGE) p)->CallsInProgress )
typedef struct _DLL_BINDING {
DWORD Flags; // Flags about the DLL
HANDLE hInstance; // Instance Handle
SECURITY_STRING Filename; // Full path name
DWORD RefCount; // Reference Count
DWORD PackageCount; // Number of Packages in DLL
LSAP_SECURITY_PACKAGE Packages[1];
} DLL_BINDING, * PDLL_BINDING;
#define DLL_DEFAULT_MEM 0x00000001 // pPackages is self allocated
#define DLL_BUILTIN 0x00000002 // DLL is really built-in code
#define DLL_AUTHPKG 0x00000004 // DLL is an old auth package
#define DLL_SIGNED 0x00000008 // DLL is signed
//
// Ordinals to the function pointers, for validating calls
//
#define SP_ORDINAL_LSA_INIT 0
#define SP_ORDINAL_LOGONUSER 1
#define SP_ORDINAL_CALLPACKAGE 2
#define SP_ORDINAL_LOGONTERMINATED 3
#define SP_ORDINAL_CALLPACKAGEUNTRUSTED 4
#define SP_ORDINAL_CALLPACKAGEPASSTHROUGH 5
#define SP_ORDINAL_LOGONUSEREX 6
#define SP_ORDINAL_LOGONUSEREX2 7
#define SP_ORDINAL_INITIALIZE 8
#define SP_ORDINAL_SHUTDOWN 9
#define SP_ORDINAL_GETINFO 10
#define SP_ORDINAL_ACCEPTCREDS 11
#define SP_ORDINAL_ACQUIRECREDHANDLE 12
#define SP_ORDINAL_QUERYCREDATTR 13
#define SP_ORDINAL_FREECREDHANDLE 14
#define SP_ORDINAL_SAVECRED 15
#define SP_ORDINAL_GETCRED 16
#define SP_ORDINAL_DELETECRED 17
#define SP_ORDINAL_INITLSAMODECTXT 18
#define SP_ORDINAL_ACCEPTLSAMODECTXT 19
#define SP_ORDINAL_DELETECTXT 20
#define SP_ORDINAL_APPLYCONTROLTOKEN 21
#define SP_ORDINAL_GETUSERINFO 22
#define SP_ORDINAL_GETEXTENDEDINFORMATION 23
#define SP_ORDINAL_QUERYCONTEXTATTRIBUTES 24
#define SP_ORDINAL_ADDCREDENTIALS 25
#define SP_ORDINAL_SETEXTENDEDINFORMATION 26
#define SP_ORDINAL_SETCONTEXTATTRIBUTES 27
#define SP_MAX_TABLE_ORDINAL (SP_ORDINAL_SETCONTEXTATTRIBUTES + 1)
#define SP_MAX_AUTHPKG_ORDINAL (SP_ORDINAL_LOGONUSEREX)
#define SP_ORDINAL_MASK 0x0000FFFF
#define SP_ITERATE_FILTER_WOW 0x00010000
#define SP_ORDINAL_INSTANCEINIT 32
typedef struct _LsaState {
DWORD fState ;
DWORD cPackages ;
DWORD cNewPackages ;
} LsaState ;
typedef enum _SECHANDLE_OPS {
HandleSet, // Just set the new handle
HandleReplace, // Replace the existing one
HandleRemoveReplace // Remove provided, replace with provided
} SECHANDLE_OPS ;
typedef struct _LSA_TUNING_PARAMETERS {
ULONG ThreadLifespan ; // lifespan for threads in gen. pool
ULONG SubQueueLifespan ; // lifespan for dedicated threads
ULONG Options ; // Option flags
BOOL ShrinkOn ; // Thread pool is idle
ULONG ShrinkCount ;
ULONG ShrinkSkip ;
} LSA_TUNING_PARAMETERS, * PLSA_TUNING_PARAMETERS ;
#define TUNE_SRV_HIGH_PRIORITY 0x00000001
#define TUNE_TRIM_WORKING_SET 0x00000002
#define TUNE_ALLOW_PERFMON 0x00000004
#define TUNE_RM_THREAD 0x00000008
#define TUNE_PRIVATE_HEAP 0x00000010
//
// Redefine IsOkayToExec
//
#define IsOkayToExec(x)
#ifdef TRACK_MEM
#define TRACK_MEM_LEAK
#define MEMHOOK_PACKAGE_LOAD 1
void MemTrackHook(DWORD Type, DWORD Package);
#else
#define MemTrackHook(x,y)
#endif
// For some tracking purposes, the package ID for the SPMgr is a well known
// constant:
#define SPMGR_ID ((LSA_SEC_HANDLE) INVALID_HANDLE_VALUE)
#define SPMGR_PKG_ID ((LSA_SEC_HANDLE) INVALID_HANDLE_VALUE)
//
// Value to pass to shutdown handler
//
#define SPM_SHUTDOWN_VALUE 0xD0
//
// Creating process name for LSA sessions
//
#define LSA_PROCESS_NAME L"LSA Server"
//
// ID of the primary package
//
#define PRIMARY_ID 0
typedef struct _SpmExceptDbg {
DWORD ThreadId;
PVOID pInstruction;
PVOID pMemory;
ULONG_PTR Access;
} SpmExceptDbg, * PSpmExceptDbg;
// Internal Exception Handling:
//
// If we hit an exception in a debug build, we store away some useful stuff
// otherwise, we go to the default case:
LONG SpExceptionFilter(PVOID, EXCEPTION_POINTERS *);
#define SP_EXCEPTION SpExceptionFilter(GetCurrentSession(), GetExceptionInformation())
//
// Include other component header files
//
#ifdef __cplusplus
extern "C" {
#endif
#include "sesmgr.h" // Session manager support
#include "sphelp.h" // Internal helper functions
#include "protos.h" // Internal Prototypes
#include "debug.h" // Debugging Support:
#ifdef __cplusplus
}
#endif
typedef struct _LSAP_DBG_LOG_CONTEXT {
PSession Session ; // Session used
SecHandle Handle ; // Handle used
} LSAP_DBG_LOG_CONTEXT, *PLSAP_DBG_LOG_CONTEXT ;
typedef struct _LSAP_API_LOG_ENTRY {
ULONG MessageId ; // LPC Message ID
ULONG ThreadId ; // Thread ID handling call
PVOID pvMessage ; // LPC Message
PVOID WorkItem ; // Work item for API
LARGE_INTEGER QueueTime ; // Time Queued
LARGE_INTEGER WorkTime ; // Work Time
PVOID Reserved ; // Alignment
LSAP_DBG_LOG_CONTEXT Context ; // Context
} LSAP_API_LOG_ENTRY, * PLSAP_API_LOG_ENTRY ;
typedef struct _LSAP_API_LOG {
ULONG TotalSize ;
ULONG Current ;
ULONG ModSize ;
ULONG Align ;
LSAP_API_LOG_ENTRY Entries[ 1 ];
} LSAP_API_LOG, * PLSAP_API_LOG ;
PLSAP_API_LOG
ApiLogCreate(
ULONG Entries
);
PLSAP_API_LOG_ENTRY
ApiLogAlloc(
PLSAP_API_LOG Log
);
PLSAP_API_LOG_ENTRY
ApiLogLocate(
PLSAP_API_LOG Log,
ULONG MessageId
);
#define DEFAULT_LOG_SIZE 32
//#if DBG
#define DBG_TRACK_API 1
//#endif
#if DBG_TRACK_API
#define DBG_DISPATCH_PROLOGUE_EX( Entry, pMessage, CallInfo ) \
if ( Entry ) \
{ \
Entry->ThreadId = GetCurrentThreadId() ; \
CallInfo.LogContext = & Entry->Context ; \
GetSystemTimeAsFileTime( (LPFILETIME) &Entry->WorkTime ) ; \
} \
else \
{ \
CallInfo.LogContext = NULL ; \
}
#define DBG_DISPATCH_PROLOGUE( Table, pMessage, CallInfo ) \
PLSAP_API_LOG_ENTRY Entry ; \
\
Entry = ApiLogLocate( Table, ((PPORT_MESSAGE) pMessage)->MessageId ); \
DBG_DISPATCH_PROLOGUE_EX( Entry, pMessage, CallInfo ) \
#define DBG_DISPATCH_POSTLOGUE( Status, ApiCode ) \
if ( Entry ) \
{ \
LARGE_INTEGER EndTime ; \
GetSystemTimeAsFileTime( (LPFILETIME) & EndTime ); \
Entry->Reserved = ULongToPtr(Entry->ThreadId); \
Entry->ThreadId = (DWORD) 0xFFFFFFFF ; \
Entry->WorkItem = (PVOID) Status ; \
Entry->pvMessage = (PVOID) ApiCode ; \
Entry->QueueTime.QuadPart = EndTime.QuadPart ; \
Entry->WorkTime.QuadPart = EndTime.QuadPart - Entry->WorkTime.QuadPart ; \
}
#else
#define DBG_DISPATCH_PROLOGUE_EX( Entry, pMessage, CallInfo ) CallInfo.LogContext = NULL
#define DBG_DISPATCH_PROLOGUE( Table, pApi, CallInfo ) CallInfo.LogContext = NULL
#define DBG_DISPATCH_POSTLOGUE( Status, ApiCode )
#endif
#define MAX_BUFFERS_IN_CALL 8
typedef struct _LSA_CALL_INFO {
PSPM_LPC_MESSAGE Message ;
struct _LSA_CALL_INFO * PreviousCall ;
PSession Session ;
PLSAP_DBG_LOG_CONTEXT LogContext ;
SECPKG_CALL_INFO CallInfo ;
//
// LogonId, ImpersonationLevel, Impersonating, Restricted
// are considered valid CachedTokenInfo is TRUE
//
LUID LogonId ;
SECURITY_IMPERSONATION_LEVEL ImpersonationLevel;
BOOLEAN Impersonating;
BOOLEAN Restricted;
BOOLEAN CachedTokenInfo;
HANDLE InProcToken ;
BOOL InProcCall ;
ULONG Flags ;
ULONG Allocs ;
PKSEC_LSA_MEMORY_HEADER KMap ;
PVOID Buffers[ MAX_BUFFERS_IN_CALL ];
} LSA_CALL_INFO, * PLSA_CALL_INFO ;
#define LsapGetCurrentCall() ((PLSA_CALL_INFO) TlsGetValue( dwCallInfo ))
#define LsapSetCurrentCall(x) TlsSetValue( dwCallInfo, x )
#define CALL_FLAG_IMPERSONATING 0x00000001
#define CALL_FLAG_IN_PROC_CALL 0x00000002
#define CALL_FLAG_SUPRESS_AUDIT 0x00000004
#define CALL_FLAG_NO_HANDLE_CHK 0x00000008
#define CALL_FLAG_KERNEL_POOL 0x00000010 // Kernel mode call, using pool
#define CALL_FLAG_KMAP_USED 0x00000020 // KMap is valid
//
//BOOL
//LsapIsBlockInKMap( KMap, Block )
//
#define LsapIsBlockInKMap( KMap, Block ) \
( KMap ? (((ULONG_PTR) KMap ^ (ULONG_PTR) Block ) < (ULONG_PTR) KMap->Commit) : FALSE )
NTSTATUS
InitializeDirectDispatcher(
VOID
);
VOID
LsapInitializeCallInfo(
PLSA_CALL_INFO CallInfo,
BOOL InProcess
);
NTSTATUS
LsapBuildCallInfo(
PSPM_LPC_MESSAGE pApiMessage,
PLSA_CALL_INFO CallInfo,
PHANDLE Impersonated,
PSession * NewSession,
PSession * OldSession
);
VOID
LsapInternalBreak(
VOID
);
#define LsapLogCallInfo( CallInfo, pSession, cHandle ) \
if ( CallInfo && ( CallInfo->LogContext ) ) \
{ \
CallInfo->LogContext->Session = pSession ; \
CallInfo->LogContext->Handle = cHandle; \
} \
//
// Global variables
//
extern HANDLE hLsaInst; // Instance handle of app
extern LSA_SECPKG_FUNCTION_TABLE LsapSecpkgFunctionTable;
// Dispatch table of helper functions
extern LUID SystemLogonId; // System LogonID for packages.
extern SECURITY_STRING MachineName; // Computer name
extern HANDLE hStateChangeEvent; // Event set when the system state is changed
extern HANDLE hShutdownEvent;
extern HANDLE hPrelimShutdownEvent; // Event to tell Domain cache
// manager that system is shutting
// down
extern HANDLE hRMStartupEvent;
extern HANDLE hKSEvent;
extern LSA_CALL_INFO LsapDefaultCallInfo ;
extern ULONG LsapPageSize ; // Set to the page size during init
extern ULONG_PTR LsapUserModeLimit ; // Set the to max user mode address
// Thread Local Storage variables
//
// These are actually all indices into the tls area, accessed through the
// TlsXxx functions. These are all initialized by the InitThreadData()
// function
extern DWORD dwThreadContext; // CallerContext pointer
extern DWORD dwSession; // Session pointer
extern DWORD dwLastError; // Last error value
extern DWORD dwExceptionInfo; // Gets a pointer to exception info
extern DWORD dwThreadPackage; // Package ID for thread
extern DWORD dwCallInfo ; // CallInfo pointer
extern DWORD dwThreadHeap; // Heap assigned to current thread.
// Last known workstation status:
extern int LastWkstaStatus;
extern PSession pSpmgrSession; // SPMgr's session
extern BOOLEAN DomainDsExists; // Has state been set to DS_DC?
extern WCHAR szDsRegPath[];
extern BOOLEAN SetupPhase; // If true, setup is running
extern BOOL fShrinkMemory;
extern BOOL ShutdownBegun ; // when true, shutdown is running
extern LSA_TUNING_PARAMETERS LsaTuningParameters ;
extern LsaState lsState ;
extern PWSTR * ppszPackages; // Contains a null terminated array of dll names
extern PWSTR * ppszOldPkgs; // Contains a null terminated array of old pkgs
#endif // __SPMGR_H__