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1906 lines
61 KiB
1906 lines
61 KiB
//+----------------------------------------------------------------------------
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//
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// File: main.cpp
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//
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// Module: CMDIAL32.DLL
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//
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// Synopsis: The main module implementing interfaces to external (RAS,
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// InetDialHandler and internal modules (CmCustomDialDlg).
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//
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// Copyright (c) 1996-1999 Microsoft Corporation
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//
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// Author: Dondu Created 96'
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//
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// History:
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// 5/05/97 Modified byao
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// added 'InetDialHandler()' for IE4
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// 1/26/98 Modified quintinb
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// Added RasCustomDialDlg, RasCustomEntryDlg,
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// RasCustomHangUp, and RasCustomDial stubs.
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// 02/10/98 Modified Heavily refvised for 1.2 architectural shift
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//
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//+----------------------------------------------------------------------------
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#include <windows.h>
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//#ifdef WIN32_LEAN_AND_MEAN
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//#include <shellapi.h>
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//#endif
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#include <ras.h>
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#include <raserror.h>
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#include <rasdlg.h>
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#include "cmmaster.h"
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#include <wininet.h>
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#include "cmtiming.h"
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#include "DynamicLib.h"
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#include "shelldll.cpp"
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//
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// Globals
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//
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HINSTANCE g_hInst;
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const TCHAR* const c_pszCmmgrExe = TEXT("CMMGR32.EXE");
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const TCHAR* const c_pszExplorerExe = TEXT("EXPLORER.EXE");
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const TCHAR* const c_pszCmstpExe = TEXT("CMSTP.EXE");
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const TCHAR* const c_pszRunDll32Exe = TEXT("RUNDLL32.EXE");
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const TCHAR* const c_pszRasAutoUExe = TEXT("RASAUTOU.EXE");
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const TCHAR* const c_pszConnectMutex = TEXT("Connection Manager Connect - "); // Root only
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#define RASDDFLAG_Reserved1 0x10000000
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//+---------------------------------------------------------------------------
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//
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// struct CmRasDialDlg
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//
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// Description: Append CM reconnect infor mation to the end of RASDIALDLG
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//
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// History: fengsun Created 11/14/97
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//
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//----------------------------------------------------------------------------
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struct CmRasDialDlg
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{
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RASDIALDLG RasDialDlgInfo;
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struct CmRasDialDlg* pSelf; // point to itself, used to verify CmReConnect
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DWORD dwSignature; // verify CmReConnect
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CMDIALINFO CmInfo; // Reconnect information
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enum {CM_RECONNECT_SIGNATURE = 0xC6687DB5}; // To verify dwSignature
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};
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//+----------------------------------------------------------------------------
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//
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// Function: StripTunnelSuffixW
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//
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// Synopsis: Determines if a connection name string contains a suffix of
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// " (for advanced use only)" and removes it if found.
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//
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// Arguments: LPWSTR pszwConnectionName - The string (connectoid name).
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//
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// Returns: Nothing
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//
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// History: nickball created 1/11/00
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//
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//+----------------------------------------------------------------------------
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void StripTunnelSuffixW(LPWSTR pszwConnectionName)
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{
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MYDBGASSERT(pszwConnectionName);
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if (NULL == pszwConnectionName)
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{
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return;
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}
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//
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// On 9X we have to resolve the tunnel connectoid name to the
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// service name by removing " (for advanced use only)" if it.
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// exists.
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//
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if (OS_W9X)
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{
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LPWSTR pszwSuffix = GetTunnelSuffix();
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//
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// Search for suffix and truncate as necessary.
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// Note: Assumes that the service name does not match our suffix.
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//
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if (pszwSuffix)
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{
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LPWSTR pszwTmp = CmStrStrW(pszwConnectionName, pszwSuffix);
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if (pszwTmp)
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{
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CMTRACE1(TEXT("StripTunnelSuffixW - found suffix of %s"), pszwTmp);
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*pszwTmp = L'\0';
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CMTRACE1(TEXT("StripTunnelSuffixW - long service name is %s"), pszwConnectionName);
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}
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}
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CmFree(pszwSuffix);
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}
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}
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//+----------------------------------------------------------------------------
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//
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// Function: IsStringWithInBuffer
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//
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// Synopsis: Verify whether a string go beyond the buffer.
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//
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//
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// Arguments: const TCHAR* pszStr - the string to be tested
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// DWORD dwSize - the size of the buffer
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//
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// Returns: BOOL - TRUE if is
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//
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// History: fengsun Created Header 5/22/98
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//
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//+----------------------------------------------------------------------------
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BOOL IsStringWithInBuffer(const TCHAR* pszStr, DWORD dwSize)
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{
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MYDBGASSERT(pszStr);
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//
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// Can not do strlen here. If the data in pszStr is garbage
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// strlen can cause access voilation
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//
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for (DWORD i =0; i<dwSize; i++)
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{
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if (pszStr[i] == TEXT('\0'))
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{
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return TRUE;
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}
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}
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return FALSE;
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}
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//+----------------------------------------------------------------------------
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//
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// Function: IsCmReconnectRequest
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//
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// Synopsis: Check whether CM reconnect information is appended to RASDIALDLG
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//
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// Arguments: const RASDIALDLG* lpInfo - the structure to check
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//
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// Returns: BOOL - TRUE if is
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//
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// History: fengsun Created Header 5/22/98
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//
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//+----------------------------------------------------------------------------
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BOOL IsCmReconnectRequest(const RASDIALDLG* lpInfo)
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{
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MYDBGASSERT(lpInfo);
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if (NULL == lpInfo)
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{
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return FALSE;
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}
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CMTRACE1(TEXT("IsCmReconnectRequest - RASDIALDLG.dwFlags is 0x%x"), ((LPRASDIALDLG)lpInfo)->dwFlags);
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//
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// See its our reconnect case by examining the dwFlags of lpInfo
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//
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if (((LPRASDIALDLG)lpInfo)->dwFlags & RASDDFLAG_Reserved1)
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{
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//
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// Test whether we can read beyond RASDIALDLG to avoid access violation
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//
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if (!IsBadReadPtr(lpInfo, sizeof(CmRasDialDlg)) )
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{
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CmRasDialDlg* const pCmDlgInfo = (CmRasDialDlg* const)lpInfo;
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//
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// Test whether it has the flag we added
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//
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if (pCmDlgInfo->pSelf == pCmDlgInfo &&
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pCmDlgInfo->dwSignature == CmRasDialDlg::CM_RECONNECT_SIGNATURE)
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{
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//
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// Whether the reconnect information is valid
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//
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//
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// Does password seem ok? Whether the password go beyond CmIndo.szPassword
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// We can not do strlen here. If we have some garbage here, strlen can
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// cauce access violation.
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//
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if (IsStringWithInBuffer(pCmDlgInfo->CmInfo.szPassword,
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sizeof(pCmDlgInfo->CmInfo.szPassword)) )
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{
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//
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// Inet Password OK?
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//
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if (IsStringWithInBuffer(pCmDlgInfo->CmInfo.szInetPassword,
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sizeof(pCmDlgInfo->CmInfo.szInetPassword)) )
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{
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//
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// skip the dwFlags
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// This is a valid reconnect request from CMMON
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//
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return TRUE;
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}
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}
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}
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}
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}
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return FALSE;
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}
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//+----------------------------------------------------------------------------
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//
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// Function: CmReConnect
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//
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// Synopsis: Used specificly for CMMON to call upon reconnect
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// This function is added to fix bug 169128: RasCustomHangup not called
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// when hangup reconnected connection.
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// In order for RAS to call RasCustomHangup, we have to call RasDialDlg.
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// CMMON calls CmReConnect with reconnect information. CmReconnect append
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// CM specific information to the RASDIALDLG structure then calls RasDialDlg.
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// RasCustomHangup then figures out it is a reconnect request.
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//
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// Arguments: LPTSTR lpszPhonebook - Ptr to the full path and filename of the phonebook.
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// LPTSTR lpszEntry - Ptr to the name of the phone-book entry to dial.
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// LPCMDIALINFO lpCmInfo - The reconnect information
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//
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// Returns: DWORD WINAPI - Return code
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//
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//+----------------------------------------------------------------------------
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extern "C"
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BOOL CmReConnect(LPTSTR lpszPhonebook,
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LPTSTR lpszEntry,
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LPCMDIALINFO lpCmInfo)
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{
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CMTRACE(TEXT("CmReconnect"));
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if (OS_NT5)
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{
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//
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// Call RasDialDlg for NT5
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//
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CmRasDialDlg CmDlgInfo;
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ZeroMemory(&CmDlgInfo, sizeof(CmDlgInfo));
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CmDlgInfo.RasDialDlgInfo.dwSize = sizeof(CmDlgInfo.RasDialDlgInfo);
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CmDlgInfo.RasDialDlgInfo.dwFlags = RASDDFLAG_Reserved1;
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CmDlgInfo.CmInfo = *lpCmInfo;
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CmDlgInfo.pSelf = &CmDlgInfo;
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CmDlgInfo.dwSignature = (DWORD)CmRasDialDlg::CM_RECONNECT_SIGNATURE;
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//
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// Load rasdlg.dll
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//
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CDynamicLibrary libRasDlg(TEXT("rasdlg.dll"));
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MYDBGASSERT(libRasDlg.IsLoaded());
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typedef BOOL (WINAPI* fnRasDialDlgTYPE)(
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LPTSTR lpszPhonebook, LPTSTR lpszEntry, LPTSTR lpszPhoneNumber,
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LPRASDIALDLG lpInfo );
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#ifndef UNICODE
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LPSTR pszRasDialDlgText = {"RasDialDlgA"};
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#else
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LPSTR pszRasDialDlgText = {"RasDialDlgW"};
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#endif
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fnRasDialDlgTYPE fnRasDialDlg = (fnRasDialDlgTYPE)libRasDlg.GetProcAddress(pszRasDialDlgText);
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if (fnRasDialDlg)
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{
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//
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// We base on the assumption that RasDialDlg passes the same pointer to RasCustomDialDlg.
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//
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if (lpszPhonebook != NULL && lpszPhonebook[0] == TEXT('\0'))
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{
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return fnRasDialDlg(NULL, lpszEntry, NULL, (RASDIALDLG*)&CmDlgInfo);
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}
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return fnRasDialDlg(lpszPhonebook, lpszEntry, NULL, (RASDIALDLG*)&CmDlgInfo);
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}
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return FALSE;
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}
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else
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{
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//
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// For non-NT5 platform, call CmCustomDialDlg directly
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//
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return CmCustomDialDlg(NULL, // hwndParent
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RCD_AllUsers, // dwFlags
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lpszPhonebook,
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lpszEntry,
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NULL, // lpszPhoneNumber
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NULL, // lpRasDialDlg,
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NULL, // lpRasEntryDlg,
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lpCmInfo);
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}
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}
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//+----------------------------------------------------------------------------
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//
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// Function: WhoIsCaller
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//
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// Synopsis: Helper function to determine if we were called manually from the
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// desktop or programmatically.
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//
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// Arguments: dwCaller - which desktop caller.
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//
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// Returns: BOOL - TRUE if the caller matches one of those specified in dwCaller.
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//
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// History: nickball Created Header 3/17/98
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//
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//+----------------------------------------------------------------------------
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BOOL WhoIsCaller(DWORD dwCaller)
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{
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BOOL bRet = FALSE;
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TCHAR szTmp[MAX_PATH + 1];
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ZeroMemory(szTmp, sizeof(szTmp));
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//
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// Get the path of the calling process
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//
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MYVERIFY(GetModuleFileNameU(GetModuleHandleA(NULL), szTmp, MAX_PATH));
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CMTRACE1(TEXT("WhoIsCaller() - Calling process is %s"), szTmp);
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//
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// Locate the filename part
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//
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LPTSTR pszName = StripPath(szTmp);
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MYDBGASSERT(pszName);
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if (pszName)
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{
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//
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// Compare against CM and Shell
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//
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if (dwCaller & DT_CMMGR)
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{
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bRet = (lstrcmpiU(pszName, c_pszCmmgrExe) == 0);
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}
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if (!bRet && dwCaller & DT_CMMON)
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{
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bRet |= (lstrcmpiU(pszName, c_pszCmMonExeName) == 0);
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}
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if (!bRet && dwCaller & DT_EXPLORER)
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{
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bRet |= (lstrcmpiU(pszName, c_pszExplorerExe) == 0);
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}
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if (!bRet && dwCaller & DT_CMSTP)
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{
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bRet |= (lstrcmpiU(pszName, c_pszCmstpExe) == 0);
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}
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if (!bRet && dwCaller & DT_RUNDLL32)
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{
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bRet |= (lstrcmpiU(pszName, c_pszRunDll32Exe) == 0);
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}
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if (!bRet && dwCaller & DT_RASAUTOU)
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{
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bRet |= (lstrcmpiU(pszName, c_pszRasAutoUExe) == 0);
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}
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CmFree(pszName);
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}
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return bRet;
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}
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//+----------------------------------------------------------------------------
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//
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// Function: HandleCustomConnectRequest
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//
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// Synopsis: Attempts to resolve a connect request for the specified entry by
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// examining the current state if any of that connection.
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//
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// Arguments: HWND hwndParent - HWND of parent for user notification messages
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// CConnectionTable *pConnTable - Ptr to the connection table - assumed open
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// LPCTSTR pszEntry - The name of the service entry
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// DWORD dwFlags - The application flags FL_...
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// LPBOOL pfSuccess - Ptr to flag indicating that the request was
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// both 1) resolved and 2) already connected
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//
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// Returns: BOOL - TRUE if the request was resolved against the existing table data
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//
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// History: nickball Created 3/18/98
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//
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//+----------------------------------------------------------------------------
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BOOL HandleCustomConnectRequest(
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HWND hwndParent,
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CConnectionTable *pConnTable,
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LPCTSTR pszEntry,
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DWORD dwFlags,
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LPBOOL pfSuccess)
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{
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BOOL fResolvedInTable = FALSE;
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CM_CONNECTION Connection;
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ZeroMemory(&Connection, sizeof(CM_CONNECTION));
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//
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// Only if there is an existing entry do we have any work here
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//
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if (SUCCEEDED(pConnTable->GetEntry(pszEntry, &Connection)))
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{
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*pfSuccess = TRUE; // assume the best
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//
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// There is a connection entry for this service, examine state.
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//
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if (CM_RECONNECTPROMPT != Connection.CmState)
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{
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fResolvedInTable = TRUE; // we can handle it here
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//
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// The entry is connecting, connected, or disconnecting. If its a manual
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// connection just notify the user, otherwise check the exact state.
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//
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if (dwFlags & FL_DESKTOP) // Set in CMMGR
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{
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NotifyUserOfExistingConnection(hwndParent, &Connection, FALSE);
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}
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else
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{
|
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//
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// Only if we are actually connected can we safely succeed.
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//
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if (CM_CONNECTED != Connection.CmState)
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{
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*pfSuccess = FALSE;
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}
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else
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{
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MYVERIFY(SUCCEEDED(pConnTable->AddEntry(Connection.szEntry, Connection.fAllUser))); // just bump ref
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}
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}
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}
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else
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{
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//
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// We must be in RECONNECT mode, if this connect request is
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// from another source, tell CMMON to stop its monitoring.
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//
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if (!(dwFlags & FL_RECONNECT))
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{
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//
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// Its not a reconnect, so notify CMMON
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//
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HangupNotifyCmMon(pConnTable, Connection.szEntry);
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}
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}
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}
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return fResolvedInTable;
|
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}
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|
|
//+---------------------------------------------------------------------------
|
|
//
|
|
// Function: InetDialHandler
|
|
//
|
|
// Synopsis: Ansi and only form of the AutoDial handler .
|
|
//
|
|
// Arguments: hwndParent[IN] Handle to parent window. No longer ignored.
|
|
// pszConnectoid[IN] Connectoid name
|
|
// dwFlags[IN] Custom dial handler execution flags
|
|
// Current the following flags are supported
|
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// INTERNET_CUSTOMDIAL_CONNECT
|
|
// INTERNET_CUSTOMDIAL_UNATTENDED
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// INTERNET_CUSTOMDIAL_DISCONNECT
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// These flags will be passed from WININET
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|
// lpdwRasError[OUT] RasError code returned from ICM
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|
//
|
|
// Returns: The return type is different than one defined in wininet.h
|
|
// TRUE: This handler handled the dial request (connected or not)
|
|
// FALSE: This handler didn't handle the dial request
|
|
//
|
|
// When returning TRUE, lpdwRasError is set to:
|
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// ERROR_SUCCESS: Call completed
|
|
// ERROR_USER_DISCONNECTION: User cancelled dial request
|
|
// <other ras error> Dial attempt failed.
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|
//
|
|
// This is a synchronous call. It should not return until the operation is complete.
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|
//
|
|
// Note: We do not provide a wide form of this API as it is stored in
|
|
// the szAutoDialfunc member of the RASENTRY downlevel. If the
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|
// wide form were avialable, RASAUTOU.EXE would call the function
|
|
// (it appends A or W to the name that it finds in AutoDialFunc),
|
|
// which would be inappropriate because the semantics of the
|
|
// parameters differ even though the function prototypes match.
|
|
//
|
|
// History: byao Created - 05/05/97
|
|
// quintinb Rewrote to use InetDialHandlerW - 03/09/99
|
|
// nickball Removed InetDialHandlerW as it confuses RasAuto on NT4 - 07/28/99
|
|
// quintinb Always return true if connect request handled #390890 - 08/19/99
|
|
//
|
|
//----------------------------------------------------------------------------
|
|
extern "C" DWORD WINAPI InetDialHandler(HWND hwndParent,
|
|
LPCSTR pszConnectoid,
|
|
DWORD dwFlags,
|
|
LPDWORD lpdwRasError)
|
|
{
|
|
MYDBGASSERT(pszConnectoid);
|
|
MYDBGASSERT(lpdwRasError);
|
|
CMTRACE(TEXT("InetDialHandler"));
|
|
|
|
TCHAR szProfilePath[MAX_PATH+1];
|
|
LPWSTR pszwConnectionName = NULL;
|
|
LPTSTR pszRasPhoneBook = NULL;
|
|
LPCMDIALINFO lpCmInfo = NULL;
|
|
BOOL bRet = TRUE; // Read all comments before modifying this init value.
|
|
BOOL bAllUser;
|
|
|
|
//
|
|
// Check whether the parameters are valid
|
|
//
|
|
if (lpdwRasError)
|
|
{
|
|
if (! ((INTERNET_CUSTOMDIAL_CONNECT == dwFlags) ||
|
|
(INTERNET_CUSTOMDIAL_UNATTENDED == dwFlags) ||
|
|
(INTERNET_CUSTOMDIAL_DISCONNECT == dwFlags) ||
|
|
(INTERNET_CUSTOMDIAL_SHOWOFFLINE== dwFlags) ))
|
|
{
|
|
CMASSERTMSG(FALSE, TEXT("InetDialHandler called with invalid flag"));
|
|
*lpdwRasError = ERROR_INVALID_PARAMETER;
|
|
return FALSE;
|
|
}
|
|
|
|
if (!pszConnectoid || TEXT('\0') == pszConnectoid[0])
|
|
{
|
|
*lpdwRasError = ERROR_INVALID_PARAMETER;
|
|
return FALSE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// Make a wide copy of the connectoid name. We also want a copy so
|
|
// that we can modify if necessary. On 9x we will resolve tunnel
|
|
// entry names down to the base connectoid/service name.
|
|
//
|
|
|
|
pszwConnectionName = SzToWzWithAlloc(pszConnectoid);
|
|
|
|
MYDBGASSERT(pszwConnectionName);
|
|
|
|
if (!pszwConnectionName)
|
|
{
|
|
*lpdwRasError = GetLastError();
|
|
bRet = FALSE;
|
|
goto InetDialHandlerExit;
|
|
}
|
|
|
|
StripTunnelSuffixW(pszwConnectionName);
|
|
|
|
//
|
|
// Handle the Hangup case
|
|
//
|
|
|
|
if (INTERNET_CUSTOMDIAL_DISCONNECT == dwFlags)
|
|
{
|
|
*lpdwRasError = CmCustomHangUp(NULL, pszwConnectionName, TRUE, FALSE);
|
|
bRet = (ERROR_SUCCESS == *lpdwRasError);
|
|
goto InetDialHandlerExit;
|
|
}
|
|
|
|
//
|
|
// Its a connect request, setup CmInfo flags and call
|
|
//
|
|
|
|
lpCmInfo = (LPCMDIALINFO) CmMalloc(sizeof(CMDIALINFO));
|
|
|
|
if (NULL == lpCmInfo)
|
|
{
|
|
*lpdwRasError = ERROR_NOT_ENOUGH_MEMORY;
|
|
bRet = FALSE;
|
|
goto InetDialHandlerExit;
|
|
}
|
|
|
|
if (INTERNET_CUSTOMDIAL_UNATTENDED == dwFlags )
|
|
{
|
|
//
|
|
// Unattended dialing mode has been requested
|
|
//
|
|
|
|
lpCmInfo->dwCmFlags |= FL_UNATTENDED;
|
|
}
|
|
|
|
//
|
|
// Note: Treat INTERNET_CUSTOMDIAL_SHOWOFFLINE the same as INTERNET_CUSTOMDIAL_CONNECT
|
|
//
|
|
|
|
bAllUser = ReadMapping(pszwConnectionName, szProfilePath, (sizeof(szProfilePath)/sizeof(TCHAR)), TRUE, TRUE); // TRUE == fAllUser, TRUE == bExpandEnvStrings
|
|
|
|
if (FALSE == bAllUser)
|
|
{
|
|
if (FALSE == ReadMapping(pszwConnectionName, szProfilePath, (sizeof(szProfilePath)/sizeof(TCHAR)), FALSE, TRUE)) // FALSE == fAllUser, TRUE == bExpandEnvStrings
|
|
{
|
|
//
|
|
// No mapping, no connection
|
|
//
|
|
|
|
*lpdwRasError = ERROR_INVALID_PARAMETER;
|
|
bRet = FALSE;
|
|
goto InetDialHandlerExit;
|
|
}
|
|
|
|
//
|
|
// We have a single user profile path. If this is NT5, build a phonebook path
|
|
//
|
|
|
|
MYDBGASSERT(OS_NT5);
|
|
|
|
if (OS_NT5)
|
|
{
|
|
pszRasPhoneBook = GetRasPbkFromNT5ProfilePath(szProfilePath);
|
|
MYDBGASSERT(pszRasPhoneBook);
|
|
}
|
|
}
|
|
|
|
//
|
|
// InetDialHandler is usually an auto-dial case.
|
|
// Exceptions are:
|
|
// 1) When called from WinLogon.exe on NT4. NT #370311
|
|
// 2) When called from Rundll32.exe.on any platform. 9x #127217
|
|
//
|
|
|
|
if ((FALSE == IsLogonAsSystem()) && (FALSE == WhoIsCaller(DT_RUNDLL32)))
|
|
{
|
|
lpCmInfo->dwCmFlags |= FL_AUTODIAL;
|
|
}
|
|
|
|
//
|
|
// We set the error code based on whether or not we connected. However,
|
|
// we should always return TRUE to indicate to WININET, etc. that we
|
|
// handled the connection request (if we did actually handle it).
|
|
// Otherwise the caller (eg.IE) will try to dial its own dialer. #390890
|
|
//
|
|
|
|
if (CmCustomDialDlg(hwndParent,
|
|
bAllUser ? RCD_AllUsers : RCD_SingleUser,
|
|
pszRasPhoneBook,
|
|
pszwConnectionName,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
lpCmInfo))
|
|
{
|
|
*lpdwRasError = ERROR_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
*lpdwRasError = ERROR_USER_DISCONNECTION;
|
|
}
|
|
|
|
InetDialHandlerExit:
|
|
|
|
CmFree(pszRasPhoneBook);
|
|
CmFree(lpCmInfo);
|
|
CmFree(pszwConnectionName);
|
|
|
|
CMTRACE2(TEXT("InetDialHandler returns %u with *lpdwRasError %u"), bRet, *lpdwRasError);
|
|
|
|
return bRet;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: AutoDialFunc
|
|
//
|
|
// Synopsis: The original AutoDial callback function, provided for backward
|
|
// compatibility.
|
|
//
|
|
// Arguments: HWND hwndParent - The hwnd of the caller.
|
|
// LPCTSTR pszEntry - The name of the connection to be dialed
|
|
// DWORD dwFlags - Specific behaviour for the dial session.
|
|
// LPDWORD pdwRetCode - Buffer for return code.
|
|
//
|
|
// Returns: BOOL WINAPI - TRUE on success
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
// Note: This is used by RAS on NT4 SP6
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" BOOL WINAPI AutoDialFunc(HWND hwndParent,
|
|
LPCSTR pszEntry,
|
|
DWORD dwFlags,
|
|
LPDWORD pdwRetCode)
|
|
{
|
|
CMTRACE(TEXT("AutoDialFunc()"));
|
|
|
|
MYDBGASSERT(OS_NT4);
|
|
|
|
//
|
|
// InetDialHandler always returns TRUE, thus we must determine success or
|
|
// failure from the pdwRetCode. If this is ERROR_SUCCESS then we should
|
|
// return TRUE, otherwise FALSE.
|
|
//
|
|
InetDialHandler(hwndParent, pszEntry, dwFlags, pdwRetCode);
|
|
|
|
BOOL bRet = (ERROR_SUCCESS == *pdwRetCode);
|
|
|
|
//
|
|
// Always override pdwRetCode to ERROR_SUCCESS or RAS will throw an
|
|
// unpleasant error. RAS is only interested in success or failure.
|
|
//
|
|
|
|
*pdwRetCode = ERROR_SUCCESS;
|
|
|
|
CMTRACE2(TEXT("AutoDialFunc returns %u with *pdwRetCode %u"), bRet, *pdwRetCode);
|
|
|
|
return bRet;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: CopyRasInput
|
|
//
|
|
// Synopsis: Simple wrapper function to make copies of the parameters we
|
|
// receive from RAS.
|
|
//
|
|
// Arguments: LPTSTR* ppszOurCopy - pointer to the string pointer to hold the return string
|
|
// LPWSTR pszwStringFromRas - String from RAS
|
|
//
|
|
// Returns: BOOL - returns TRUE on Success, FALSE otherwise
|
|
//
|
|
// History: quintinb Created 4/13/99
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
BOOL CopyRasInput(LPTSTR* ppszOurCopy, LPWSTR pszwStringFromRas)
|
|
{
|
|
if (pszwStringFromRas)
|
|
{
|
|
#ifndef _UNICODE
|
|
*ppszOurCopy = WzToSzWithAlloc(pszwStringFromRas);
|
|
#else
|
|
*ppszOurCopy = CmStrCpyAllocW (pszwStringFromRas);
|
|
#endif
|
|
return (NULL != *ppszOurCopy);
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: RasCustomDialDlg
|
|
//
|
|
// Synopsis: Our implementation of RasCustomDialDlg extension, analogous to
|
|
// RasDialDlg, but providing custom functionality.
|
|
//
|
|
// Arguments: HINSTANCE hInstDll - The HINSTANCE of the caller.
|
|
// DWORD dwFlags - Dial flags
|
|
// LPTSTR lpszPhonebook - Ptr to the full path and filename of the phonebook.
|
|
// LPTSTR lpszEntry - Ptr to the name of the phone-book entry to dial.
|
|
// LPTSTR lpszPhoneNumber - Ptr toi replacement phone number
|
|
// LPRASDIALDLG lpInfo - Ptr to structure for additional parameters
|
|
//
|
|
// Returns: BOOL WINAPI - TRUE on success
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
|
|
extern "C" BOOL WINAPI RasCustomDialDlg(HINSTANCE hInstDll,
|
|
DWORD dwFlags,
|
|
LPWSTR lpszwPhonebook,
|
|
LPWSTR lpszwEntry,
|
|
LPWSTR lpszwPhoneNumber,
|
|
LPRASDIALDLG lpInfo,
|
|
PVOID pVoid)
|
|
{
|
|
MYDBGASSERT(lpszwEntry);
|
|
MYDBGASSERT(lpszwEntry[0]);
|
|
MYDBGASSERT(lpInfo);
|
|
|
|
CMTRACE1(TEXT("RasCustomDialDlg() - dwFlags = 0x%x"), dwFlags);
|
|
CMTRACE1(TEXT("RasCustomDialDlg() - (RASDIALDLG)lpInfo->dwFlags = 0x%x"), lpInfo->dwFlags);
|
|
if (NULL == lpszwEntry || 0 == lpszwEntry[0])
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// We have the minimum requirement of an entry name, get to work
|
|
//
|
|
|
|
BOOL fSuccess = TRUE;
|
|
LPTSTR pszEntry = NULL;
|
|
LPTSTR pszPhonebook = NULL;
|
|
|
|
//
|
|
// If we have a Phonebook name make a copy
|
|
//
|
|
fSuccess = CopyRasInput(&pszPhonebook, lpszwPhonebook);
|
|
|
|
if (fSuccess)
|
|
{
|
|
//
|
|
// If we have an entry name (always do), make a copy to work with
|
|
//
|
|
fSuccess = CopyRasInput(&pszEntry, lpszwEntry);
|
|
|
|
if (fSuccess)
|
|
{
|
|
//
|
|
// Its always a simple connect request, no flags, no caller ids
|
|
//
|
|
|
|
CMDIALINFO CmInfo;
|
|
ZeroMemory(&CmInfo, sizeof(CMDIALINFO));
|
|
|
|
//
|
|
// If this is a reconnect request from CMMON, copy the information
|
|
//
|
|
if (lpInfo && IsCmReconnectRequest(lpInfo))
|
|
{
|
|
CmInfo = ((CmRasDialDlg* )lpInfo)->CmInfo;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// If running under the system account its never an autodial
|
|
//
|
|
|
|
if (FALSE == IsLogonAsSystem())
|
|
{
|
|
//
|
|
// See where the call originated. If not a desktop scenario
|
|
// then set the AUTODIAL flag so that we do the right thing
|
|
// down the line. This is ugly, but we have no other way of
|
|
// making the determination. Note: That this entry point
|
|
// only exists on NT5 and is only called by RAS so the perf
|
|
// hit is contained and CMMGR is not a valid desktop scenario
|
|
// so we don't have to check for it.
|
|
//
|
|
// DT_RASAUTOU - When ICS is enabled, rasauto starts the
|
|
// rasautou.exe process to dial a connection. CM used to add
|
|
// rasautou in the process watch list. The issue was that
|
|
// it goes away after connecting, so cmmon32 thought it needed
|
|
// to disconnected. Now, RASAUTOU is not a watched process
|
|
// and cmmon32 does not disconnect.
|
|
//
|
|
if (FALSE == WhoIsCaller(DT_EXPLORER | DT_CMSTP | DT_RASAUTOU))
|
|
{
|
|
CmInfo.dwCmFlags |= FL_AUTODIAL;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Note that we want to set the Unattended flag if RASDDFLAG_NoPrompt is set, unless
|
|
// the RASDDFLAG_LinkFailure is also set. We only use the RAS redial on link failure
|
|
// when we are logging on through WinLogon where we no longer user cmmon32.exe. Elsewhere,
|
|
// redial is handled by Cmmon32.exe. However, in this one case we don't want to be in
|
|
// unattended mode because the user won't have a saved password (they logged on from WinLogon)
|
|
// and unattended mode will just exit silently if it doesn't have all the needed info to dial.
|
|
//
|
|
if ((lpInfo->dwFlags & RASDDFLAG_NoPrompt) && !(lpInfo->dwFlags & RASDDFLAG_LinkFailure))
|
|
{
|
|
CmInfo.dwCmFlags |= FL_UNATTENDED;
|
|
CMTRACE(TEXT("RasCustomDialDlg - Setting CmInfo.dwCmFlags |= FL_UNATTENDED"));
|
|
}
|
|
}
|
|
|
|
//
|
|
// If we have a RASNOUSER struct, make sure to encode the password
|
|
//
|
|
LPRASNOUSER lpRasNoUser = NULL;
|
|
|
|
if (NULL != pVoid)
|
|
{
|
|
if (0 == (dwFlags & RCD_Eap))
|
|
{
|
|
lpRasNoUser = (LPRASNOUSER) pVoid;
|
|
CmEncodePassword(lpRasNoUser->szPassword);
|
|
}
|
|
}
|
|
|
|
fSuccess = CmCustomDialDlg(lpInfo ? lpInfo->hwndOwner : NULL,
|
|
dwFlags,
|
|
pszPhonebook,
|
|
pszEntry,
|
|
NULL,
|
|
lpInfo,
|
|
NULL,
|
|
&CmInfo,
|
|
pVoid);
|
|
|
|
//
|
|
// If we have a RASNOUSER struct, decode the password to make it plain text again
|
|
//
|
|
if (NULL != lpRasNoUser)
|
|
{
|
|
CmDecodePassword(lpRasNoUser->szPassword);
|
|
}
|
|
}
|
|
}
|
|
|
|
//
|
|
// Cleanup and go home
|
|
//
|
|
|
|
CmFree(pszPhonebook);
|
|
CmFree(pszEntry);
|
|
|
|
CMTRACE1(TEXT("RasCustomDialDlg returning %d"), fSuccess);
|
|
|
|
return fSuccess;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: RasCustomEntryDlg
|
|
//
|
|
// Synopsis: Our implementation of RasCustomEntryDlg extension, analogous to
|
|
// RasEntryDlg, but providing custom functionality.
|
|
//
|
|
// Arguments: HINSTANCE hInstDll - The HINSTANCE of the caller.
|
|
// LPTSTR lpszPhonebook - Ptr to the full path and name of the phonebook to be edited.
|
|
// LPTSTR lpszEntry - Ptr to the name of the entry to be edited.
|
|
// LPRASENTRYDLG lpInfo - Ptr to structure containing additional parameters.
|
|
//
|
|
// Returns: BOOL WINAPI - TRUE on success
|
|
//
|
|
// History: nickball 2/5/98 Created Header
|
|
// nickball 1/11/00 Now used on 9x, added use of function
|
|
// StripTunnelSuffixW() to resolve 9x tunnel
|
|
// connectoid names.
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" BOOL WINAPI RasCustomEntryDlg(HINSTANCE hInstDll,
|
|
LPWSTR lpszwPhonebook,
|
|
LPWSTR lpszwEntry,
|
|
LPRASENTRYDLG lpInfo,
|
|
DWORD dwFlags)
|
|
{
|
|
MYDBGASSERT(lpszwEntry);
|
|
MYDBGASSERT(lpszwEntry[0]);
|
|
|
|
CMTRACE1(TEXT("RasCustomEntryDlg() - dwFlags = 0x%x"), dwFlags);
|
|
|
|
if (NULL == lpszwEntry || 0 == lpszwEntry[0])
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// We have the minimum requirement of an entry name, get to work
|
|
//
|
|
|
|
BOOL fSuccess = TRUE;
|
|
LPTSTR pszEntry = NULL;
|
|
LPTSTR pszPhonebook = NULL;
|
|
|
|
//
|
|
// If we have a Phonebook name, make a copy to work with
|
|
//
|
|
fSuccess = CopyRasInput(&pszPhonebook, lpszwPhonebook);
|
|
|
|
if (fSuccess)
|
|
{
|
|
//
|
|
// If we have an entry name (always do), make a copy to work with
|
|
//
|
|
|
|
fSuccess = CopyRasInput(&pszEntry, lpszwEntry);
|
|
|
|
if (fSuccess)
|
|
{
|
|
StripTunnelSuffixW(pszEntry); // Assumes we'll always compile Unicode
|
|
|
|
//
|
|
// Its always a properties request, set the flag and dial
|
|
//
|
|
|
|
LPCMDIALINFO lpCmInfo = (LPCMDIALINFO) CmMalloc(sizeof(CMDIALINFO));
|
|
|
|
if (lpCmInfo)
|
|
{
|
|
lpCmInfo->dwCmFlags |= FL_PROPERTIES;
|
|
|
|
fSuccess = CmCustomDialDlg(lpInfo ? lpInfo->hwndOwner : NULL,
|
|
dwFlags,
|
|
pszPhonebook,
|
|
pszEntry,
|
|
NULL,
|
|
NULL,
|
|
lpInfo,
|
|
lpCmInfo);
|
|
}
|
|
else
|
|
{
|
|
fSuccess = FALSE;
|
|
}
|
|
|
|
CmFree(lpCmInfo);
|
|
}
|
|
}
|
|
|
|
//
|
|
// Cleanup and go home
|
|
//
|
|
|
|
CmFree(pszPhonebook);
|
|
CmFree(pszEntry);
|
|
|
|
return fSuccess;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: RasCustomHangUp
|
|
//
|
|
// Synopsis: Our implementation of the RasCustomHangUp extension, analogous to
|
|
// RasHangup, but providing custom functionality. This function is
|
|
// only called on NT5
|
|
//
|
|
// Arguments: HRASCONN hRasConn - The handle of the connection to be terminated.
|
|
//
|
|
// Returns: DWORD WINAPI - Return code
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" DWORD WINAPI RasCustomHangUp(HRASCONN hRasConn)
|
|
{
|
|
//
|
|
// If someone is calling this function on a system other then NT5, assert.
|
|
//
|
|
|
|
MYDBGASSERT(OS_NT5);
|
|
MYDBGASSERT(hRasConn);
|
|
|
|
CMTRACE(TEXT("RasCustomHangup()"));
|
|
|
|
DWORD dwRes = ERROR_SUCCESS;
|
|
|
|
//
|
|
// First try to open the table, if none found then succeed.
|
|
//
|
|
|
|
CConnectionTable ConnTable;
|
|
|
|
if (FAILED(ConnTable.Open()))
|
|
{
|
|
return dwRes;
|
|
}
|
|
|
|
//
|
|
// If we have an entry, do the Disconnect
|
|
//
|
|
|
|
CM_CONNECTION Connection;
|
|
ZeroMemory(&Connection, sizeof(CM_CONNECTION));
|
|
|
|
if (SUCCEEDED(ConnTable.GetEntry(hRasConn, &Connection)))
|
|
{
|
|
MYDBGASSERT(hRasConn == Connection.hDial || hRasConn == Connection.hTunnel);
|
|
//
|
|
// Check connect state of entry.
|
|
// If we are already in the DISCONNECTING state, perform a simple hangup.
|
|
//
|
|
|
|
if (CM_DISCONNECTING == Connection.CmState)
|
|
{
|
|
//
|
|
// Set up RAS linkage
|
|
//
|
|
|
|
RasLinkageStruct rlsRasLink;
|
|
ZeroMemory(&rlsRasLink, sizeof(RasLinkageStruct));
|
|
|
|
if (TRUE == LinkToRas(&rlsRasLink) && rlsRasLink.pfnHangUp)
|
|
{
|
|
//
|
|
// Linkage is good, make the hangup call
|
|
//
|
|
|
|
dwRes = DoRasHangup(&rlsRasLink, hRasConn);
|
|
}
|
|
else
|
|
{
|
|
MYDBGASSERT(FALSE);
|
|
dwRes = ERROR_NOT_READY;
|
|
}
|
|
|
|
//
|
|
// Cleanup
|
|
//
|
|
|
|
UnlinkFromRas(&rlsRasLink);
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// If we're still here then we are not in the middle of an existing
|
|
// disconnect, handle disconnect as we otherwise would.
|
|
//
|
|
|
|
dwRes = Disconnect(&ConnTable, &Connection, FALSE, FALSE);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwRes = ERROR_NOT_FOUND;
|
|
}
|
|
|
|
//
|
|
// We are done with the table, close it now.
|
|
//
|
|
|
|
MYVERIFY(SUCCEEDED(ConnTable.Close()));
|
|
return dwRes;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: RasCustomDial
|
|
//
|
|
// Synopsis: Our implementation of RasCustomDial which we don't support.
|
|
// Provided so that we can return E_NOTIMPL to indicate our lack of
|
|
// support for this extension.
|
|
//
|
|
// Arguments: N/A
|
|
//
|
|
// Returns: DWORD WINAPI - E_NOTIMPL
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
|
|
extern "C" DWORD WINAPI RasCustomDial(
|
|
HINSTANCE hInstDll,
|
|
LPRASDIALEXTENSIONS lpRasDialExtensions,
|
|
LPWSTR lpszPhonebook,
|
|
LPRASDIALPARAMSW lpRasDialParams,
|
|
DWORD dwNotifierType,
|
|
LPVOID lpvNotifier,
|
|
LPHRASCONN lphRasConn,
|
|
DWORD dwFlags)
|
|
{
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: RasCustomDeleteEntryNotify
|
|
//
|
|
// Synopsis: Our implementation of RasCustomDeleteEntry.
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Returns: DWORD WINAPI -
|
|
//
|
|
// History: quintinb Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" DWORD WINAPI RasCustomDeleteEntryNotify(LPWSTR pszPhonebook, LPWSTR pszEntry, DWORD dwFlags)
|
|
{
|
|
CDynamicLibrary UserEnv(L"userenv.dll");
|
|
CDynamicLibrary Advapi32(L"advapi32.dll");
|
|
DWORD dwReturn = ERROR_INVALID_PARAMETER;
|
|
HANDLE hImpersonationToken = NULL; // The token of the thread
|
|
HANDLE hPrimaryToken = NULL; // The primary token for the new process
|
|
LPWSTR pszShortServiceName = NULL;
|
|
LPWSTR pszCmDirpath = NULL;
|
|
PROCESS_INFORMATION ProcessInfo = {0};
|
|
STARTUPINFO StartupInfo = {0};
|
|
WCHAR szCmpPath[MAX_PATH+1] = {0};
|
|
WCHAR szInfPath[MAX_PATH+1];
|
|
WCHAR szParams[2*MAX_PATH+1];
|
|
|
|
typedef BOOL (WINAPI* pfnCreateEnvironmentBlockSpec)(LPVOID*, HANDLE, BOOL);
|
|
typedef BOOL (WINAPI* pfnDestroyEnvironmentBlockSpec)(LPVOID);
|
|
typedef BOOL (WINAPI* pfnDuplicateTokenExSpec)(HANDLE, DWORD, LPSECURITY_ATTRIBUTES, SECURITY_IMPERSONATION_LEVEL, TOKEN_TYPE, PHANDLE);
|
|
|
|
pfnCreateEnvironmentBlockSpec pfnCreateEnvironmentBlock = NULL;
|
|
pfnDestroyEnvironmentBlockSpec pfnDestroyEnvironmentBlock = NULL;
|
|
pfnDuplicateTokenExSpec pfnDuplicateTokenEx = NULL;
|
|
|
|
//
|
|
// Are we deleting an All User or a Single User Connection
|
|
//
|
|
BOOL bAllUser = (RCD_AllUsers & dwFlags);
|
|
|
|
//
|
|
// Assume we are impersonating until we know otherwise. Profiles deleted from the
|
|
// IE Connections Tab will not be impersonating, whereas delete requests from the
|
|
// folder go through Netman.dll in svchost.exe and are thus impersonating.
|
|
//
|
|
BOOL bImpersonatingProfile = TRUE;
|
|
|
|
//
|
|
// Check the params, note that pszPhoneBook could be NULL
|
|
//
|
|
if ((NULL == pszEntry) || (L'\0' == pszEntry[0]) ||
|
|
((NULL != pszPhonebook) && (L'\0' == pszPhonebook[0])))
|
|
{
|
|
goto exit;
|
|
}
|
|
|
|
//
|
|
// Next lets setup the impersonation Token
|
|
//
|
|
if (OpenThreadToken(GetCurrentThread(),
|
|
TOKEN_QUERY | TOKEN_DUPLICATE | TOKEN_ASSIGN_PRIMARY,
|
|
TRUE, &hImpersonationToken))
|
|
{
|
|
//
|
|
// Okay, we have an impersonation token. Lets get it, duplicate it and then
|
|
// we can use it to call CreateProcessAsUser
|
|
//
|
|
|
|
pfnDuplicateTokenEx = (pfnDuplicateTokenExSpec)Advapi32.GetProcAddress("DuplicateTokenEx");
|
|
|
|
if (NULL == pfnDuplicateTokenEx)
|
|
{
|
|
dwReturn = GetLastError();
|
|
CMTRACE1(TEXT("RasCustomDeleteEntry -- Unable get proc address for DuplicateTokenEx, GLE %d"), GetLastError());
|
|
goto exit;
|
|
}
|
|
|
|
if (!pfnDuplicateTokenEx(hImpersonationToken,
|
|
TOKEN_IMPERSONATE | TOKEN_READ | TOKEN_ASSIGN_PRIMARY | TOKEN_DUPLICATE,
|
|
NULL, SecurityImpersonation, TokenPrimary, &hPrimaryToken))
|
|
{
|
|
dwReturn = GetLastError();
|
|
CMTRACE1(TEXT("RasCustomDeleteEntry -- DuplicateTokenEx Failed, GLE %d"), GetLastError());
|
|
goto exit;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
bImpersonatingProfile = FALSE;
|
|
}
|
|
|
|
//
|
|
// First let's read the Mappings Key, note that we don't expand the environment strings
|
|
// if it is an impersonating profile. ExpandEnvironmentStrings doesn't have the correct
|
|
// environment loaded sometimes when we are impersonating. We are launching cmstp.exe
|
|
// with a full environment block via CreateProcessAsUser, this will take care of the
|
|
// expansion so there is no need.
|
|
//
|
|
if (FALSE == ReadMapping(pszEntry, szCmpPath, MAX_PATH, bAllUser, !bImpersonatingProfile)) // !bImpersonatingProfile == bExpandEnvStrings
|
|
{
|
|
//
|
|
// No mappings key, return failure
|
|
//
|
|
CMASSERTMSG(FALSE, TEXT("RasCustomDeleteEntry -- ReadMapping returned FALSE, unable to find the profile."));
|
|
dwReturn = ERROR_FILE_NOT_FOUND;
|
|
goto exit;
|
|
}
|
|
|
|
//
|
|
// At this point we should have a mappings value. We need to convert that into the INF
|
|
// path. CM 1.0/1.1 profiles stored their INF files in the system(32) dir.
|
|
// CM 1.2 Profiles store this file in the Profile directory. Since
|
|
// a user could install an old profile we must try the Legacy location
|
|
// if the current location fails.
|
|
//
|
|
|
|
pszShortServiceName = CmStripPathAndExt(szCmpPath);
|
|
pszCmDirpath = CmStripFileName(szCmpPath, TRUE); // bKeepSlash == TRUE
|
|
|
|
if (pszShortServiceName && pszCmDirpath)
|
|
{
|
|
//
|
|
// Build the new inf location
|
|
//
|
|
wsprintfW(szInfPath, L"%s%s\\%s.inf", pszCmDirpath, pszShortServiceName, pszShortServiceName);
|
|
|
|
if (!FileExists(szInfPath) && bAllUser) // if the doesn't file exists and we are all user then try the sys dir
|
|
{
|
|
//
|
|
// Looks like this is an old style profile with the inf in the system directory.
|
|
// Now build the old style path and see if it exists. Note that 1.0 profiles were All User only
|
|
//
|
|
if (0 != GetSystemDirectoryU(szInfPath, MAX_PATH))
|
|
{
|
|
lstrcatU(szInfPath, L"\\");
|
|
lstrcatU(szInfPath, pszShortServiceName);
|
|
lstrcatU(szInfPath, L".inf");
|
|
|
|
if (!FileExists(szInfPath))
|
|
{
|
|
CMASSERTMSG(FALSE, TEXT("RasCustomDeleteEntry -- Unable to locate profile inf."));
|
|
dwReturn = ERROR_FILE_NOT_FOUND;
|
|
goto exit;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwReturn = GetLastError();
|
|
goto exit;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
dwReturn = ERROR_NOT_ENOUGH_MEMORY;
|
|
goto exit;
|
|
}
|
|
|
|
lstrcpyU(szParams, L"cmstp.exe /u /s \"");
|
|
lstrcatU(szParams, szInfPath);
|
|
lstrcatU(szParams, L"\"");
|
|
|
|
if (bImpersonatingProfile)
|
|
{
|
|
//
|
|
// Fill in the environment block
|
|
//
|
|
WCHAR* pszEnvBlock;
|
|
|
|
pfnCreateEnvironmentBlock = (pfnCreateEnvironmentBlockSpec)UserEnv.GetProcAddress("CreateEnvironmentBlock");
|
|
pfnDestroyEnvironmentBlock = (pfnDestroyEnvironmentBlockSpec)UserEnv.GetProcAddress("DestroyEnvironmentBlock");
|
|
|
|
if ((NULL == pfnCreateEnvironmentBlock) || (NULL == pfnDestroyEnvironmentBlock))
|
|
{
|
|
dwReturn = ERROR_PROC_NOT_FOUND;
|
|
CMTRACE(TEXT("RasCustomDeleteEntry -- Unable to load pfnCreateEnvironmentBlock Or pfnDestroyEnvironmentBlock."));
|
|
goto exit;
|
|
}
|
|
|
|
if (pfnCreateEnvironmentBlock((void**)&pszEnvBlock, hPrimaryToken, TRUE))
|
|
{
|
|
if (CreateProcessAsUser(hPrimaryToken,
|
|
NULL, // lpApplicationName
|
|
szParams, // lpCommandLine
|
|
NULL, // pProcessAttributes
|
|
NULL, // lpThreadAttributes
|
|
FALSE, // bInheritHandles
|
|
CREATE_UNICODE_ENVIRONMENT, // dwCreationFlags
|
|
pszEnvBlock, // lpEnvironment
|
|
NULL, // lpCurrentDirectory
|
|
&StartupInfo,
|
|
&ProcessInfo))
|
|
{
|
|
CloseHandle(ProcessInfo.hProcess);
|
|
CloseHandle(ProcessInfo.hThread);
|
|
dwReturn = ERROR_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
dwReturn = GetLastError();
|
|
CMTRACE1(TEXT("RasCustomDeleteEntry -- CreateProcessAsUser Failed, GLE %d"), GetLastError());
|
|
}
|
|
|
|
pfnDestroyEnvironmentBlock(pszEnvBlock);
|
|
}
|
|
else
|
|
{
|
|
CMTRACE1(L"Unable to Create the Environment block, GLE %d", GetLastError());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// We aren't impersonating just use regular CreateProcess
|
|
//
|
|
if (CreateProcess(NULL, // lpApplicationName
|
|
szParams, // lpCommandLine
|
|
NULL, // pProcessAttributes
|
|
NULL, // lpThreadAttributes
|
|
FALSE, // bInheritHandles
|
|
CREATE_UNICODE_ENVIRONMENT, // dwCreationFlags
|
|
NULL, // lpEnvironment
|
|
NULL, // lpCurrentDirectory
|
|
&StartupInfo,
|
|
&ProcessInfo))
|
|
{
|
|
CloseHandle(ProcessInfo.hProcess);
|
|
CloseHandle(ProcessInfo.hThread);
|
|
dwReturn = ERROR_SUCCESS;
|
|
}
|
|
else
|
|
{
|
|
dwReturn = GetLastError();
|
|
CMTRACE1(TEXT("RasCustomDeleteEntry -- CreateProcessAsUser Failed, GLE %d"), GetLastError());
|
|
}
|
|
}
|
|
exit:
|
|
|
|
if (hImpersonationToken)
|
|
{
|
|
CloseHandle(hImpersonationToken);
|
|
}
|
|
|
|
if (hPrimaryToken)
|
|
{
|
|
CloseHandle(hPrimaryToken);
|
|
}
|
|
|
|
CmFree(pszCmDirpath);
|
|
CmFree(pszShortServiceName);
|
|
|
|
return dwReturn;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: DllMain
|
|
//
|
|
// Synopsis: Main entry point into the DLL.
|
|
//
|
|
// Arguments: HINSTANCE hinstDLL - Our HINSTANCE
|
|
// DWORD fdwReason - The reason we are being called.
|
|
// LPVOID lpvReserved - Reserved
|
|
//
|
|
// Returns: BOOL WINAPI - TRUE - always
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" BOOL WINAPI DllMain(HINSTANCE hInstDLL,
|
|
DWORD fdwReason,
|
|
LPVOID lpvReserved)
|
|
{
|
|
switch (fdwReason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
|
|
if (!InitUnicodeAPI())
|
|
{
|
|
//
|
|
// Without our U api's we are going no where. Bail.
|
|
//
|
|
MessageBox(NULL, TEXT("Cmdial32.dll Initialization Error: Unable to initialize Unicode to ANSI conversion layer, exiting."),
|
|
TEXT("Connection Manager"), MB_OK | MB_ICONERROR);
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
if (S_OK != CmLogInitialize(hInstDLL))
|
|
{
|
|
MessageBox(NULL, TEXT("Cmdial32.dll initialization error: Unable to initialize logging, exiting."),
|
|
TEXT("Connection Manager"), MB_OK | MB_ICONERROR);
|
|
// not fatal
|
|
}
|
|
*/
|
|
|
|
CMTRACE(TEXT("====================================================="));
|
|
CMTRACE1(TEXT(" CMDIAL32.DLL - LOADING - Process ID is 0x%x "), GetCurrentProcessId());
|
|
CMTRACE(TEXT("====================================================="));
|
|
|
|
#ifdef DEBUG
|
|
TCHAR szTmp[MAX_PATH];
|
|
MYVERIFY(GetModuleFileNameU (GetModuleHandleA(NULL), szTmp, MAX_PATH));
|
|
CMTRACE1(TEXT("Calling process is %s"), szTmp);
|
|
#endif
|
|
|
|
//
|
|
// Setup global instance data
|
|
//
|
|
|
|
g_hInst = hInstDLL;
|
|
|
|
//
|
|
// Disable thread attach notification
|
|
//
|
|
|
|
MYVERIFY(DisableThreadLibraryCalls(hInstDLL));
|
|
|
|
break;
|
|
|
|
case DLL_PROCESS_DETACH:
|
|
|
|
CMTRACE(TEXT("====================================================="));
|
|
CMTRACE1(TEXT(" CMDIAL32.DLL - UNLOADING - Process ID is 0x%x "), GetCurrentProcessId());
|
|
CMTRACE(TEXT("====================================================="));
|
|
|
|
if (!UnInitUnicodeAPI())
|
|
{
|
|
CMASSERTMSG(FALSE, TEXT("cmdial32 dllmain UnInitUnicodeAPI failed - we are probably leaking a handle"));
|
|
}
|
|
|
|
//
|
|
// Unlike Windows 95, on Windows NT, Windows classes
|
|
// that a DLL registers are NOT unregistered when the DLL is unloaded.
|
|
// Bug 168251:First launch of profile from connections UI causes access violation,
|
|
// after copy new CM bits
|
|
//
|
|
|
|
if (OS_NT)
|
|
{
|
|
//
|
|
// Unregister the bitmap class. The new CM bits will re-register the class with
|
|
// correct wnd proc address.
|
|
//
|
|
UnregisterClassU(ICONNMGR_BMP_CLASS, g_hInst);
|
|
UnRegisterWindowClass(g_hInst);
|
|
}
|
|
|
|
break;
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: CmCustomDialDlg
|
|
//
|
|
// Synopsis: Our CM specific variation on RasCustomDialDlg.
|
|
//
|
|
// Arguments: HWND hwndParent - The HWND of the parent if deemed necessary by the caller
|
|
// DWORD dwFlags - Dial flags
|
|
// LPTSTR lpszPhonebook - Ptr to the full path and filename of the phonebook.
|
|
// NULL = RAS system phone book
|
|
// "something" = user-defined RAS phonebook
|
|
// "" = has not been determined yet
|
|
// LPTSTR lpszEntry - Ptr to the name of the phone-book entry to dial.
|
|
// LPTSTR lpszPhoneNumber - Ptr to replacement phone number [IGNORED]
|
|
// LPRASDIALDLG lpRasDialDlg - Ptr to RASDIALDLG struct
|
|
// LPRASENTRYDLG lpRasEntryDlg - Ptr to RASENTRYDLG struct
|
|
// LPCMDIALINFO lpCmInfo - Ptr to CMDIALINFO struct containing CM dial info such as flags.
|
|
//
|
|
// Returns: BOOL WINAPI - TRUE on success
|
|
//
|
|
// History: nickball Created Header 2/5/98
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
|
|
extern "C" BOOL WINAPI CmCustomDialDlg(HWND hwndParent,
|
|
DWORD dwFlags,
|
|
LPTSTR lpszPhonebook,
|
|
LPCTSTR lpszEntry,
|
|
LPTSTR, // lpszPhoneNumber
|
|
LPRASDIALDLG lpRasDialDlg,
|
|
LPRASENTRYDLG lpRasEntryDlg,
|
|
LPCMDIALINFO lpCmInfo,
|
|
PVOID pvLogonBlob)
|
|
{
|
|
MYDBGASSERT(lpCmInfo);
|
|
MYDBGASSERT(lpszEntry);
|
|
MYDBGASSERT(lpszEntry[0]);
|
|
|
|
//DebugBreak();
|
|
|
|
CMTRACE1(TEXT("CmCustomDialDlg() - dwFlags = 0x%x"), dwFlags);
|
|
CMTRACE1(TEXT("CmCustomDialDlg() - lpszPhonebook = %s"), MYDBGSTR(lpszPhonebook));
|
|
CMTRACE1(TEXT("CmCustomDialDlg() - lpszEntry = %s"), MYDBGSTR(lpszEntry));
|
|
|
|
//
|
|
// lpszPhonebook can be NULL, because we are called by our own modules, CMMGR, CMMON, etc.
|
|
//
|
|
|
|
if (NULL == lpszEntry || NULL == lpszEntry[0] || NULL == lpCmInfo)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
CM_SET_TIMING_INTERVAL("CmCustomDialDlg - Begin");
|
|
|
|
CNamedMutex ConnectMutex;
|
|
CConnectionTable ConnTable;
|
|
BOOL fConnTableExists = FALSE;
|
|
BOOL fMultiInst = FALSE;
|
|
|
|
if (!(lpCmInfo->dwCmFlags & FL_PROPERTIES))
|
|
{
|
|
//
|
|
// Try to acquire connect mutex
|
|
//
|
|
|
|
LPTSTR pszTmp = CmStrCpyAlloc(c_pszConnectMutex);
|
|
pszTmp = CmStrCatAlloc(&pszTmp, lpszEntry);
|
|
|
|
if (FALSE == ConnectMutex.Lock(pszTmp, FALSE))
|
|
{
|
|
if (FALSE == IsLogonAsSystem())
|
|
{
|
|
//
|
|
// Another connect instance exists, try to front it
|
|
//
|
|
|
|
FrontExistingUI(NULL, lpszEntry, TRUE);
|
|
|
|
//
|
|
// Now wait for Mutex to be released.
|
|
//
|
|
|
|
|
|
ConnectMutex.Lock(pszTmp, TRUE, INFINITE, TRUE);
|
|
|
|
//
|
|
// Mutex was released by the other instance, we'll handle the connect
|
|
// request in the main path. If there is no table, we know that the
|
|
// instance which previously owned the mutex terminated without
|
|
// connecting and we follow suit by returning failure. Otherwise, we
|
|
// have to take a closer look.
|
|
//
|
|
|
|
fMultiInst = TRUE;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// No one is logged on and we don't need to be waiting for the mutex.
|
|
//
|
|
CmFree(pszTmp);
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
|
|
CmFree(pszTmp);
|
|
}
|
|
|
|
CMTRACE(TEXT("CmCustomDialDlg - Connect mutex acquired. Examining connection table."));
|
|
|
|
fConnTableExists = SUCCEEDED(ConnTable.Open());
|
|
|
|
if ((!fConnTableExists) && fMultiInst)
|
|
{
|
|
//
|
|
// If we're a secondary thread that was released from the mutex and
|
|
// there is no connection table, then the user canceled, so bail.
|
|
//
|
|
|
|
CMTRACE(TEXT("CmCustomDialDlg - returning connect failure post mutex wait"));
|
|
return FALSE;
|
|
}
|
|
|
|
//
|
|
// If this is a connect request, see if connection exists.
|
|
//
|
|
|
|
if (!(lpCmInfo->dwCmFlags & FL_PROPERTIES))
|
|
{
|
|
if (fConnTableExists)
|
|
{
|
|
//
|
|
// Examine the connection table and try to resolve the connect request
|
|
//
|
|
|
|
BOOL fSuccess = FALSE;
|
|
BOOL fDone = HandleCustomConnectRequest(NULL,
|
|
&ConnTable,
|
|
lpszEntry,
|
|
lpCmInfo->dwCmFlags,
|
|
&fSuccess);
|
|
//
|
|
// If we resolved the request, or we're in fMultiInst mode
|
|
// then we can we can bail with the given success code. If
|
|
// fMultInst, we know we can bail because there is no entry
|
|
// in the table, from which we infer that the previous owner
|
|
// of the mutex failed and we return this out to our caller.
|
|
//
|
|
// NOTE: There is a theoretical corner case here in the multi-inst
|
|
// request case. If a succesful connection was established by the
|
|
// first thread, there is a window between the moment that the mutex
|
|
// lock is cleared above (releasing the waiting thread), and when
|
|
// the newly release thread reaches here. The logic is fouled if,
|
|
// and only if, the connection were dropped and entered the
|
|
// reconnect prompt state during this window. This is because the
|
|
// second thread would dismiss the CMMON reconnect prompt UI during
|
|
// the call to HandleCustomConnectRequest, but would then return
|
|
// despite fDone being FALSE. The correct behavior would be to
|
|
// continue, and honor the connect request. This state could be
|
|
// identified by an fDone of FALSE coupled with an fSuccess of TRUE.
|
|
//
|
|
|
|
if (fDone || fMultiInst)
|
|
{
|
|
MYVERIFY(SUCCEEDED(ConnTable.Close()));
|
|
return fSuccess;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// Its a properties request, front any UI that might exist
|
|
//
|
|
|
|
if (TRUE == FrontExistingUI(fConnTableExists? &ConnTable : NULL, lpszEntry, FALSE))
|
|
{
|
|
if (fConnTableExists)
|
|
{
|
|
MYVERIFY(SUCCEEDED(ConnTable.Close()));
|
|
}
|
|
return TRUE;
|
|
}
|
|
}
|
|
|
|
if (fConnTableExists)
|
|
{
|
|
MYVERIFY(SUCCEEDED(ConnTable.Close()));
|
|
}
|
|
|
|
//
|
|
// Make a connection attempt
|
|
//
|
|
|
|
HRESULT hrRes = Connect(hwndParent,
|
|
lpszEntry,
|
|
lpszPhonebook,
|
|
lpRasDialDlg,
|
|
lpRasEntryDlg,
|
|
lpCmInfo,
|
|
OS_NT5 ? dwFlags : RCD_AllUsers, // Always AllUser downlevel
|
|
pvLogonBlob);
|
|
|
|
//
|
|
// Make sure we push error codes back out
|
|
//
|
|
BOOL bReturn = SUCCEEDED(hrRes);
|
|
DWORD dwError = 0;
|
|
|
|
if (lpRasDialDlg)
|
|
{
|
|
if (ERROR_CANCELLED == HRESULT_CODE(hrRes))
|
|
{
|
|
//
|
|
// If the user canceled then RasDialDlg returns a false to indicate failure
|
|
// but sets the dwError value to 0. In order to match the way RAS does
|
|
// things we need to do this too.
|
|
//
|
|
lpRasDialDlg->dwError = 0;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// If the user entered the wrong PIN, we pass the error up to RAS unchanged
|
|
// so that RAS knows to take down its 'choose connectoid' dialog and drop
|
|
// the user back to winlogon
|
|
//
|
|
lpRasDialDlg->dwError = (BAD_SCARD_PIN(hrRes) ? hrRes : HRESULT_CODE(hrRes));
|
|
}
|
|
|
|
dwError = lpRasDialDlg->dwError;
|
|
}
|
|
|
|
if (lpRasEntryDlg)
|
|
{
|
|
if (ERROR_CANCELLED == HRESULT_CODE(hrRes))
|
|
{
|
|
//
|
|
// If the user canceled then RasEntryDlg returns a false to indicate failure
|
|
// but sets the dwError value to 0. In order to match the way RAS does
|
|
// things we need to do this too.
|
|
//
|
|
lpRasEntryDlg->dwError = 0;
|
|
}
|
|
else
|
|
{
|
|
lpRasEntryDlg->dwError = HRESULT_CODE(hrRes);
|
|
}
|
|
|
|
dwError = lpRasEntryDlg->dwError;
|
|
}
|
|
|
|
//
|
|
// Let go of the connect mutex and go home to papa.
|
|
//
|
|
|
|
CMTRACE(TEXT("CmCustomDialDlg - Releasing mutex"));
|
|
ConnectMutex.Unlock();
|
|
|
|
CMTRACE2(TEXT("CmCustomDialDlg() returning with bReturn = %d, dwError = 0x%x"), bReturn, dwError);
|
|
return bReturn;
|
|
}
|
|
|
|
//+----------------------------------------------------------------------------
|
|
//
|
|
// Function: CmCustomHangUp
|
|
//
|
|
// Synopsis: Our CM specific variation on RasCustomHangUp. Optionally, the entry
|
|
// name may be given instead of the RAS handle.
|
|
//
|
|
// Arguments: HRASCONN hRasConn - The handle of the connection to be terminated.
|
|
// LPCTSTR pszEntry - Ptr to the name of the entry to be terminated.
|
|
// BOLL fPersist - Preserve the entry and its usage count.
|
|
//
|
|
// Returns: DWORD WINAPI - Return code
|
|
//
|
|
//+----------------------------------------------------------------------------
|
|
extern "C" DWORD WINAPI CmCustomHangUp(HRASCONN hRasConn,
|
|
LPCTSTR pszEntry,
|
|
BOOL fIgnoreRefCount,
|
|
BOOL fPersist)
|
|
{
|
|
CMTRACE(TEXT("CmCustomHangUp"));
|
|
MYDBGASSERT(hRasConn || (pszEntry && pszEntry[0]));
|
|
|
|
DWORD dwRes = ERROR_SUCCESS;
|
|
|
|
//
|
|
// Must have a handle or an entry name
|
|
//
|
|
|
|
if (NULL == hRasConn && (NULL == pszEntry || 0 == pszEntry[0]))
|
|
{
|
|
return ERROR_INVALID_PARAMETER;
|
|
}
|
|
|
|
//
|
|
// First try to open the table, if none found then succeed.
|
|
//
|
|
|
|
CConnectionTable ConnTable;
|
|
|
|
if (FAILED(ConnTable.Open()))
|
|
{
|
|
return ERROR_NOT_FOUND;
|
|
}
|
|
|
|
//
|
|
// Look up the specified entry
|
|
//
|
|
|
|
HRESULT hrRes;
|
|
|
|
CM_CONNECTION Connection;
|
|
ZeroMemory(&Connection, sizeof(CM_CONNECTION));
|
|
|
|
if (hRasConn)
|
|
{
|
|
hrRes = ConnTable.GetEntry(hRasConn, &Connection);
|
|
}
|
|
else
|
|
{
|
|
hrRes = ConnTable.GetEntry(pszEntry, &Connection);
|
|
}
|
|
|
|
//
|
|
// We have an entry, do the Disconnect
|
|
//
|
|
|
|
if (SUCCEEDED(hrRes))
|
|
{
|
|
if (CM_CONNECTING == Connection.CmState)
|
|
{
|
|
dwRes = ERROR_NOT_FOUND;
|
|
}
|
|
else
|
|
{
|
|
//
|
|
// If the persist flag is not set and the caller is from the desktop
|
|
// then ignore the ref count and do a complete hangup.
|
|
//
|
|
|
|
// BOOL fIgnoreRefCount = ((!fPersist) && WhoIsCaller(DT_CMMON | DT_EXPLORER));
|
|
|
|
dwRes = Disconnect(&ConnTable, &Connection, fIgnoreRefCount, fPersist);
|
|
}
|
|
}
|
|
|
|
MYVERIFY(SUCCEEDED(ConnTable.Close()));
|
|
|
|
return dwRes;
|
|
}
|