//--------------------------------------------------------------- // Copyright (C)1998 Microsoft Corporation, All Rights Reserved. // // conn.cpp // // Connection mapping between sockets and CCONNECTION objects. // // Author: // // Edward Reus (edwardr) 02-26-98 Initial coding. // //--------------------------------------------------------------- #include "precomp.h" #include #include #include #ifdef DBG_MEM static LONG g_lCConnectionCount = 0; #endif //------------------------------------------------------------------------ // CCONNECTION::CCONNECTION() // //------------------------------------------------------------------------ CCONNECTION::CCONNECTION( IN DWORD dwKind, IN SOCKET Socket, IN HANDLE hIoCP, IN CSCEP_CONNECTION *pScepConnection, IN BOOL fSaveAsUPF ) { this->SetKind(dwKind); m_pszServiceName = 0; m_hIoCompletionPort = hIoCP; m_ListenSocket = INVALID_SOCKET; m_Socket = Socket; m_hFile = INVALID_HANDLE_VALUE; m_pwszPathPlusFileName = 0; m_dwFileBytesWritten = 0; m_lPendingReads = 0; // m_lMaxPendingReads is set in SetKind(). m_lPendingWrites = 0; // m_lMaxPendingWrites is set in SetKind(). m_dwJpegOffset = 0; m_fSaveAsUPF = fSaveAsUPF; m_dwUpfBytes = 0; m_dwBytesWritten = 0; m_fReceiveComplete = FALSE; m_pScepConnection = pScepConnection; // If the new connection is to a camera, then tell the system that // we don't want it to hibrenate while the connection is active. if (m_dwKind != PACKET_KIND_LISTEN) { m_ExecutionState = SetThreadExecutionState( ES_SYSTEM_REQUIRED|ES_CONTINUOUS ); } } //------------------------------------------------------------------------ // CCONNECTION::~CCONNECTION() // //------------------------------------------------------------------------ CCONNECTION::~CCONNECTION() { #if FALSE DbgPrint("CCONNECTION::~CCONNECTION(): Kind: %s Socket: %d\n", (m_dwKind == PACKET_KIND_LISTEN)?"Listen":"Read", (m_dwKind == PACKET_KIND_LISTEN)?m_ListenSocket:m_Socket); #endif if (m_pszServiceName) { FreeMemory(m_pszServiceName); } if ( (m_dwKind == PACKET_KIND_LISTEN) && (m_ListenSocket != INVALID_SOCKET)) { closesocket(m_ListenSocket); } if (m_Socket != INVALID_SOCKET) { closesocket(m_Socket); } if (m_pScepConnection) { delete m_pScepConnection; } if (m_hFile != INVALID_HANDLE_VALUE) { CloseHandle(m_hFile); } if (m_pwszPathPlusFileName) { FreeMemory(m_pwszPathPlusFileName); } // Tell the system that it can go to sleep now if it wants // to... if (m_dwKind != PACKET_KIND_LISTEN) { SetThreadExecutionState( m_ExecutionState ); } } //------------------------------------------------------------------------ // CCONNECTION::operator new() // //------------------------------------------------------------------------ void *CCONNECTION::operator new( IN size_t Size ) { void *pObj = AllocateMemory(Size); #ifdef DBG_MEM if (pObj) { InterlockedIncrement(&g_lCConnectionCount); } DbgPrint("new CCONNECTION: Count: %d\n",g_lCConnectionCount); #endif return pObj; } //------------------------------------------------------------------------ // CCONNECTION::operator delete() // //------------------------------------------------------------------------ void CCONNECTION::operator delete( IN void *pObj, IN size_t Size ) { if (pObj) { DWORD dwStatus = FreeMemory(pObj); #ifdef DBG_MEM if (dwStatus) { DbgPrint("IrXfer: IrTran-P: CCONNECTION::delete Failed: %d\n", dwStatus ); } InterlockedDecrement(&g_lCConnectionCount); if (g_lCConnectionCount < 0) { DbgPrint("IrXfer: IrTran-P: CCONNECTION::delete: Count: %d\n", g_lCConnectionCount); } #endif } } //------------------------------------------------------------------------ // CCONNECTION::InitializeForListen() // //------------------------------------------------------------------------ DWORD CCONNECTION::InitializeForListen( IN char *pszServiceName, IN BOOL fIsIrCOMM, IN HANDLE hIoCP ) { DWORD dwStatus = NO_ERROR; DWORD cb; SOCKADDR_IRDA AddrLocal; BYTE bIASSetBuffer[sizeof(IAS_SET) - 3 + IAS_SET_ATTRIB_MAX_LEN]; int iIASSetSize = sizeof(bIASSetBuffer); IAS_SET *pIASSet = (IAS_SET*)bIASSetBuffer; int iEnable9WireMode = 1; // Connections are initialized in listen mode: SetKind(PACKET_KIND_LISTEN); // Save the service name for listen sockets: cb = 1+strlen(pszServiceName); m_pszServiceName = (char*)AllocateMemory(cb); if (m_pszServiceName) { StringCbCopyA(m_pszServiceName,cb,pszServiceName); } // Create a socket that we will listen on: m_ListenSocket = socket(AF_IRDA,SOCK_STREAM,IPPROTO_IP); if (m_ListenSocket == INVALID_SOCKET) { dwStatus = WSAGetLastError(); return dwStatus; } // If this is IrCOMM, the we need to do a little extra work. if (fIsIrCOMM) { // Fill in the 9-wire attributes: memset(pIASSet,0,iIASSetSize); memcpy(pIASSet->irdaClassName,IRCOMM_9WIRE,sizeof(IRCOMM_9WIRE)); memcpy(pIASSet->irdaAttribName,IRDA_PARAMETERS,sizeof(IRDA_PARAMETERS)); pIASSet->irdaAttribType = IAS_ATTRIB_OCTETSEQ; pIASSet->irdaAttribute.irdaAttribOctetSeq.Len = OCTET_SEQ_SIZE; memcpy(pIASSet->irdaAttribute.irdaAttribOctetSeq.OctetSeq,OCTET_SEQ,OCTET_SEQ_SIZE); // Add IrCOMM IAS attributes for 3-wire cooked and 9-wire // raw modes (see the IrCOMM spec)... if (SOCKET_ERROR == setsockopt(m_ListenSocket, SOL_IRLMP, IRLMP_IAS_SET, (const char*)pIASSet, iIASSetSize)) { dwStatus = WSAGetLastError(); closesocket(m_ListenSocket); m_ListenSocket = INVALID_SOCKET; return dwStatus; } // Need to enable 9-wire mode before the bind(): if (SOCKET_ERROR == setsockopt(m_ListenSocket, SOL_IRLMP, IRLMP_9WIRE_MODE, (const char*)&iEnable9WireMode, sizeof(iEnable9WireMode))) { dwStatus = WSAGetLastError(); closesocket(m_ListenSocket); m_ListenSocket = INVALID_SOCKET; return dwStatus; } } // Setup the local address for the bind(): memset(&AddrLocal,0,sizeof(AddrLocal)); AddrLocal.irdaAddressFamily = AF_IRDA; StringCbCopyA(AddrLocal.irdaServiceName,sizeof(AddrLocal.irdaServiceName),pszServiceName); // Note: AddrLocal.irdaDeviceID ignored by server applications... if (SOCKET_ERROR == bind( m_ListenSocket, (struct sockaddr *)&AddrLocal, sizeof(AddrLocal)) ) { dwStatus = WSAGetLastError(); closesocket(m_ListenSocket); m_ListenSocket = INVALID_SOCKET; return dwStatus; } if (SOCKET_ERROR == listen(m_ListenSocket,2)) { dwStatus = WSAGetLastError(); closesocket(m_ListenSocket); m_ListenSocket = INVALID_SOCKET; return dwStatus; } hIoCP = CreateIoCompletionPort( (void*)m_ListenSocket, hIoCP, m_ListenSocket, 0 ); m_hIoCompletionPort = hIoCP; return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::PostMoreIos() // //------------------------------------------------------------------------ DWORD CCONNECTION::PostMoreIos( CIOPACKET *pIoPacket ) { DWORD dwStatus = 0; LONG lNumPendingReads; #ifdef DBG_IO if (m_dwKind == PACKET_KIND_LISTEN) { DbgPrint("CCONNECTION::PostMoreIos(): Listen: Socket: %d PendingReads: %d MaxPendingReads: %d\n", m_ListenSocket, m_lPendingReads, m_lMaxPendingReads ); } else if (m_dwKind == PACKET_KIND_READ) { DbgPrint("CCONNECTION::PostMoreIos(): Read: Socket: %d PendingReads: %d MaxPendingReads: %d\n", m_Socket, m_lPendingReads, m_lMaxPendingReads ); } #endif while (m_lPendingReads < m_lMaxPendingReads) { if (!pIoPacket) { pIoPacket = new CIOPACKET; if (!pIoPacket) { #ifdef DBG_ERROR DbgPrint("new CIOPACKET failed.\n"); #endif dwStatus = ERROR_IRTRANP_OUT_OF_MEMORY; break; } dwStatus = pIoPacket->Initialize( GetKind(), GetListenSocket(), GetSocket(), GetIoCompletionPort() ); } dwStatus = pIoPacket->PostIo(); if (dwStatus != NO_ERROR) { #ifdef DBG_ERROR DbgPrint("pNewIoPacket->PostIo() failed: %d\n", dwStatus ); #endif delete pIoPacket; break; } // Increment the count of the number of pending reads on // this connection: lNumPendingReads = IncrementPendingReads(); ASSERT(lNumPendingReads > 0); pIoPacket = 0; // don't delete this line... this is a loop... } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::SendPdu() // //------------------------------------------------------------------------ DWORD CCONNECTION::SendPdu( IN SCEP_HEADER *pPdu, IN DWORD dwPduSize, OUT CIOPACKET **ppIoPacket ) { DWORD dwStatus = NO_ERROR; CIOPACKET *pIoPacket = new CIOPACKET; *ppIoPacket = 0; if (!pIoPacket) { return ERROR_IRTRANP_OUT_OF_MEMORY; } dwStatus = pIoPacket->Initialize( PACKET_KIND_WRITE_SOCKET, INVALID_SOCKET, // ListenSocket GetSocket(), GetIoCompletionPort() ); if (dwStatus != NO_ERROR) { delete pIoPacket; return dwStatus; } dwStatus = pIoPacket->PostIoWrite(pPdu,dwPduSize,0); if (dwStatus != NO_ERROR) { delete pIoPacket; } else { *ppIoPacket = pIoPacket; } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::ShutdownSocket() // //------------------------------------------------------------------------ DWORD CCONNECTION::ShutdownSocket() { DWORD dwStatus = NO_ERROR; WSAEVENT hEvent; if (m_Socket != INVALID_SOCKET) { if (SOCKET_ERROR == shutdown(m_Socket,SD_BOTH)) { dwStatus = WSAGetLastError(); return dwStatus; } } else if (m_ListenSocket != INVALID_SOCKET) { if (SOCKET_ERROR == shutdown(m_ListenSocket,SD_BOTH)) { dwStatus = WSAGetLastError(); return dwStatus; } } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::CloseSocket() // //------------------------------------------------------------------------ void CCONNECTION::CloseSocket() { if (m_Socket != INVALID_SOCKET) { closesocket(m_Socket); m_Socket = INVALID_SOCKET; } } //------------------------------------------------------------------------ // CCONNECTION::CloseListenSocket() // //------------------------------------------------------------------------ void CCONNECTION::CloseListenSocket() { if (m_ListenSocket != INVALID_SOCKET) { closesocket(m_ListenSocket); m_ListenSocket = INVALID_SOCKET; } } //------------------------------------------------------------------------ // CCONNECTION::CleanupDateString() // //------------------------------------------------------------------------ void CCONNECTION::CleanupDateString( IN OUT WCHAR *pwszDateStr ) { if (pwszDateStr) { while (*pwszDateStr) { if ((*pwszDateStr == L'/') || (*pwszDateStr == L'\\')) { *pwszDateStr = L'-'; } else if (*pwszDateStr < 30) { *pwszDateStr = L'_'; } pwszDateStr++; } } } //------------------------------------------------------------------------ // CCONNECTION::ConstructPicturesSubDirectory() // // Generate the path for the directory where pictures will be stored // in. // // The return path string should be free'd using FreeMemory(). //------------------------------------------------------------------------ WCHAR *CCONNECTION::ConstructPicturesSubDirectory( IN DWORD dwExtraChars, OUT DWORD * pdwTotalChars ) { # define MAX_DATE 64 DWORD dwStatus = NO_ERROR; DWORD dwSize; DWORD dwLen = 0; DWORD dwUserDirectoryLen = 0; DWORD dwDateLen = 0; WCHAR *pwszDirectoryName = 0; WCHAR *pwszUserDirectory = 0; WCHAR wszDate[MAX_DATE]; ASSERT (pdwTotalChars != NULL); *pdwTotalChars = 0; // // Get the target directory (~\My Documents\My Pictures): // pwszUserDirectory = GetUserDirectory(); if (!pwszUserDirectory) { return 0; } dwUserDirectoryLen = wcslen(pwszUserDirectory); #ifdef DBG_IO DbgPrint("CCONNECTION::ConstructPicturesSubDirectory(): User Directory: %S\n", pwszUserDirectory); #endif // // Make sure the ~\My Pictures\ directory exists: // if (!CreateDirectory(pwszUserDirectory,0)) { dwStatus = GetLastError(); if ( (dwStatus == ERROR_ALREADY_EXISTS) || (dwStatus == ERROR_ACCESS_DENIED) ) { dwStatus = NO_ERROR; } else if (dwStatus != NO_ERROR) { return 0; } } // Create a subdirectory under ~\My Pictures\ which is the current // date (i.e. MM-DD-YY), this is where the pictures will actually // be saved to: time_t now; struct tm *pTime; time(&now); pTime = localtime(&now); // NOTE: Use "%#x" for long date. if ( (pTime) && (wcsftime(wszDate,sizeof(wszDate)/sizeof(wszDate[0]),TEXT("%x"),pTime)) ) { CleanupDateString(wszDate); #ifdef DBG_IO DbgPrint("CCONNECTION::ConstructPicturesSubDirectory(): Date: %S\n", wszDate ); #endif dwDateLen = wcslen(wszDate); dwLen = sizeof(WCHAR) * (2 +dwUserDirectoryLen +dwDateLen +dwExtraChars) ; pwszDirectoryName = (WCHAR*)AllocateMemory( dwLen ); // NOTE: The extra 2 is for the '\' and a trailing zero. if (!pwszDirectoryName) { return 0; } StringCbCopyW(pwszDirectoryName,dwLen,pwszUserDirectory); if (pwszUserDirectory[dwUserDirectoryLen-1] != L'\\') { StringCbCatW(pwszDirectoryName,dwLen,TEXT("\\")); } StringCbCatW(pwszDirectoryName,dwLen,wszDate); dwStatus = NO_ERROR; if (!CreateDirectory(pwszDirectoryName,0)) { dwStatus = GetLastError(); if (dwStatus == ERROR_ALREADY_EXISTS) { dwStatus = NO_ERROR; } #ifdef DBG_ERROR else if (dwStatus != NO_ERROR) { DbgPrint("CCONNECTION::ConstructPicturesSubDirectory(): CreateDirectory(%S) failed: %d\n", pwszDirectoryName,dwStatus ); FreeMemory(pwszDirectoryName); return 0; } #endif } if (dwStatus == NO_ERROR) { SetThumbnailView(pwszUserDirectory,pwszDirectoryName); } } #ifdef DBG_IO DbgPrint("CCONNECTION::ConstructPicturesSubDirectory(): Directory: %S\n", pwszDirectoryName); #endif *pdwTotalChars = dwLen / sizeof(WCHAR); return pwszDirectoryName; } //------------------------------------------------------------------------ // CCONNECTION::SetThumbnailView() // // Default={5984FFE0-28D4-11CF-AE66-08002B2E1262} // {8BEBB290-52D0-11D0-B7F4-00C04FD706EC}={8BEBB290-52D0-11D0-B7F4-00C04FD706EC} // {5984FFE0-28D4-11CF-AE66-08002B2E1262}={5984FFE0-28D4-11CF-AE66-08002B2E1262} // [{5984FFE0-28D4-11CF-AE66-08002B2E1262}] // PersistMoniker=d:\winnt5\web\imgview.htt // PersistMonikerPreview=d:\winnt5\web\preview.bmp // [.ShellClassInfo] // ConfirmFileOp=0 // //------------------------------------------------------------------------ BOOL CCONNECTION::SetThumbnailView( IN WCHAR *pwszParentDirectoryName, IN WCHAR *pwszDirectoryName ) { // // Configure the folder to have a "desktop.ini" file. // DWORD dwStatus = 0; DWORD cb; BOOL fStatus = PathMakeSystemFolderW(pwszDirectoryName); #ifdef DBG_ERROR if (!fStatus) { DbgPrint("CCONNECTION::SetThumbnailView(): PathMakeSystemFolderW() failed: %d\n",GetLastError()); } #endif // // Create the "desktop.ini" file. First, try top copy it from the parent // directory (My Pictures). If that fails, then we will create it // ourselves (Picture Preview w/Thumbnail view on). // # define DESKTOP_INI TEXT("desktop.ini") HANDLE hFile; UINT uiSystemDirectorySize; WCHAR *pwszIniFile; WCHAR *pwszParentIniFile; BOOL fFailIfExists = TRUE; cb = sizeof(DESKTOP_INI) + sizeof(WCHAR) * (1 + wcslen(pwszDirectoryName)); __try { pwszIniFile = (WCHAR*)_alloca( cb ); } __except(EXCEPTION_EXECUTE_HANDLER) { return FALSE; } StringCbCopyW(pwszIniFile,cb,pwszDirectoryName); StringCbCatW(pwszIniFile,cb,TEXT("\\")); StringCbCatW(pwszIniFile,cb,DESKTOP_INI); cb = sizeof(DESKTOP_INI) + sizeof(WCHAR) * (1 + wcslen(pwszParentDirectoryName)); __try { pwszParentIniFile = (WCHAR*)_alloca( cb ); } __except(EXCEPTION_EXECUTE_HANDLER) { return FALSE; } StringCbCopyW(pwszParentIniFile,cb,pwszParentDirectoryName); StringCbCatW(pwszParentIniFile,cb,TEXT("\\")); StringCbCatW(pwszParentIniFile,cb,DESKTOP_INI); // // Try to get desktop.ini from the parent directory (My Pictures usually). // if (!CopyFileW(pwszParentIniFile,pwszIniFile,fFailIfExists)) { dwStatus = GetLastError(); #ifdef DBG_ERROR if (dwStatus != ERROR_FILE_EXISTS) { DbgPrint("CCONNECTION::SetThumbnailView(): copy %S to %S failed: dwStatus: %d\n", pwszParentIniFile, pwszIniFile, dwStatus ); } #endif } if (dwStatus == ERROR_FILE_NOT_FOUND) { uiSystemDirectorySize = GetWindowsDirectoryA(NULL,0); ASSERT(uiSystemDirectorySize > 0); // Note: that in this case GetWindowsDirectoryA() is returning the // size, not the length... char *pszSystemDirectory; __try { pszSystemDirectory = (char*)_alloca(uiSystemDirectorySize); } __except(EXCEPTION_EXECUTE_HANDLER) { return FALSE; } UINT uiLen = GetWindowsDirectoryA(pszSystemDirectory,uiSystemDirectorySize); if (uiSystemDirectorySize != 1+uiLen) { #ifdef DBG_ERROR dwStatus = GetLastError(); DbgPrint("CCONNECTION::ConstructPicturesSubDirectory(): GetWindowsDirectoryA() failed: %d\n",dwStatus); DbgPrint(" pszSystemDirectory: %s\n",pszSystemDirectory); DbgPrint(" uiSystemDirectorySize: %d\n",uiSystemDirectorySize); DbgPrint(" uiLen: %d\n",uiLen); #endif return TRUE; } # define FILE_CONTENTS_1 "[ExtShellFolderViews]\nDefault="\ "{5984FFE0-28D4-11CF-AE66-08002B2E1262}\n"\ "{8BEBB290-52D0-11D0-B7F4-00C04FD706EC}="\ "{8BEBB290-52D0-11D0-B7F4-00C04FD706EC}\n"\ "{5984FFE0-28D4-11CF-AE66-08002B2E1262}="\ "{5984FFE0-28D4-11CF-AE66-08002B2E1262}\n"\ "[{5984FFE0-28D4-11CF-AE66-08002B2E1262}]\n"\ "PersistMoniker=" # define FILE_CONTENTS_2 "\\web\\imgview.htt\nPersistMonikerPreview=" # define FILE_CONTENTS_3 "\\web\\preview.bmp\n[.ShellClassInfo]\nConfirmFileOp=0\n" hFile = CreateFileW( pwszIniFile, GENERIC_WRITE, // dwAccess 0, // dwShareMode (no sharing). NULL, // pSecurityAttributes CREATE_NEW, // dwDisposition FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM, NULL ); // hTemplate if (hFile != INVALID_HANDLE_VALUE) { cb = sizeof(FILE_CONTENTS_1) + sizeof(FILE_CONTENTS_2) + sizeof(FILE_CONTENTS_3) + 2*uiSystemDirectorySize; char *pszFileContents; __try { pszFileContents = (char*)_alloca( cb ); } __except(EXCEPTION_EXECUTE_HANDLER) { return FALSE; } StringCbCopyA(pszFileContents,cb,FILE_CONTENTS_1); StringCbCatA(pszFileContents,cb,pszSystemDirectory); StringCbCatA(pszFileContents,cb,FILE_CONTENTS_2); StringCbCatA(pszFileContents,cb,pszSystemDirectory); StringCbCatA(pszFileContents,cb,FILE_CONTENTS_3); DWORD dwBytes = strlen(pszFileContents); DWORD dwBytesWritten = 0; WriteFile(hFile,pszFileContents,dwBytes,&dwBytesWritten,NULL); CloseHandle(hFile); } } return TRUE; } //------------------------------------------------------------------------ // CCONNECTION::ConstructFullFileName() // // Generate the path + file name that the picture will be stored // in. If dwCopyCount is zero, then its just a straight file name. // If dwCopyCount is N, then "N_" is prefixed to the file name. //------------------------------------------------------------------------ WCHAR *CCONNECTION::ConstructFullFileName( IN DWORD dwCopyCount ) { # define MAX_DATE 64 # define MAX_PREFIX 64 DWORD dwLen; DWORD dwFileNameLen; DWORD dwPrefixStrLen; DWORD dwExtraChars; WCHAR *pwszFullFileName = 0; // Path + file name. WCHAR *pwszFileName = 0; // File name only. WCHAR wszPrefixStr[MAX_PREFIX]; if (!m_pScepConnection) { return 0; } pwszFileName = m_pScepConnection->GetFileName(); if (!pwszFileName) { return 0; } dwFileNameLen = wcslen(pwszFileName); if (dwCopyCount == 0) { dwExtraChars = 1 + dwFileNameLen; // Extra 1 for the "\". } else { _itow(dwCopyCount,wszPrefixStr,10); StringCchCat(wszPrefixStr,sizeof(wszPrefixStr)/sizeof(wszPrefixStr[0]),TEXT("_")); dwPrefixStrLen = wcslen(wszPrefixStr); dwExtraChars = 1 + dwFileNameLen + dwPrefixStrLen; } pwszFullFileName = CCONNECTION::ConstructPicturesSubDirectory(dwExtraChars, &dwLen); if (!pwszFullFileName) { return 0; } if (dwCopyCount == 0) { StringCchCat(pwszFullFileName,dwLen,TEXT("\\")); StringCchCat(pwszFullFileName,dwLen,pwszFileName); } else { StringCchCat(pwszFullFileName,dwLen,TEXT("\\")); StringCchCat(pwszFullFileName,dwLen,wszPrefixStr); StringCchCat(pwszFullFileName,dwLen,pwszFileName); } #ifdef DBG_IO DbgPrint("CCONNECTION::ConstructFullFileName(): return: %S\n", pwszFullFileName); #endif return pwszFullFileName; } //------------------------------------------------------------------------ // CCONNECTION::CreatePictureFile() // //------------------------------------------------------------------------ DWORD CCONNECTION::CreatePictureFile() { DWORD dwStatus = NO_ERROR; DWORD dwFlags = FILE_ATTRIBUTE_NORMAL|FILE_FLAG_OVERLAPPED; WCHAR *pwszFile; WCHAR *pwszPathPlusFileName = 0; HANDLE hIoCP; // Make sure that the counters start at zero: m_dwUpfBytes = 0; m_dwBytesWritten = 0; // See if we already have an image file open, if yes then // close it. if (m_hFile != INVALID_HANDLE_VALUE) { CloseHandle(m_hFile); } // Get the full path + name for the file we will create. // Note, that ConstructFullFileName() may create a subdirectory, // so it needs to be done after the impersonation... // This is important if we have a remoted \My Documents\ // directory. DWORD dwCopyCount; for (dwCopyCount=0; dwCopyCount<=MAX_COPYOF_TRIES; dwCopyCount++) { pwszPathPlusFileName = ConstructFullFileName(dwCopyCount); if (!pwszPathPlusFileName) { return ERROR_SCEP_CANT_CREATE_FILE; } // Try to create new image (JPEG) file: m_hFile = CreateFile( pwszPathPlusFileName, GENERIC_WRITE, 0, // Share mode (none). 0, // Security attribute. CREATE_NEW, // Open mode. dwFlags, // Attributes. 0 ); // Template file (none). if (m_hFile != INVALID_HANDLE_VALUE) { // Successfully created the file, now associate it with // our IO completion port: hIoCP = CreateIoCompletionPort( m_hFile, m_hIoCompletionPort, (DWORD)m_Socket, 0 ); if (!hIoCP) { dwStatus = GetLastError(); #ifdef DBG_ERROR DbgPrint("CCONNECTION::CreatePictureFile(): CreateIoCompletionPort() failed: %d\n",dwStatus); #endif CloseHandle(m_hFile); m_hFile = INVALID_HANDLE_VALUE; FreeMemory(pwszPathPlusFileName); break; } // This is the success exit point. m_pwszPathPlusFileName = pwszPathPlusFileName; break; } else { dwStatus = GetLastError(); if (dwStatus != ERROR_FILE_EXISTS) { #ifdef DBG_TARGET_DIR DbgPrint("CCONNECTION::CreatePictureFile(): CreateFile(): %S Failed: %d\n",pwszPathPlusFileName,dwStatus); #endif FreeMemory(pwszPathPlusFileName); break; } // If we get here, then then a picture file by that name // alreay exists, so try again... FreeMemory(pwszPathPlusFileName); } } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::SetPictureFileTime() // //------------------------------------------------------------------------ DWORD CCONNECTION::SetPictureFileTime( IN FILETIME *pFileTime ) { DWORD dwStatus = NO_ERROR; if (!pFileTime) { #ifdef DBG_DATE DbgPrint("IrTranP: SetFileTime(): no time to set\n"); #endif return dwStatus; // Empty case, no time to set. } if (!SetFileTime(m_hFile,pFileTime,pFileTime,pFileTime)) { dwStatus = GetLastError(); #ifdef DBG_DATE DbgPrint("IrTranP: SetFileTime() Failed: %d\n",dwStatus); #endif } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::WritePictureFile() // //------------------------------------------------------------------------ DWORD CCONNECTION::WritePictureFile( IN UCHAR *pBuffer, IN DWORD dwBufferSize, OUT CIOPACKET **ppIoPacket ) { DWORD dwStatus = NO_ERROR; DWORD dwOffset = m_dwBytesWritten; DWORD dwBytesToWrite; LONG lPendingWrites; *ppIoPacket = 0; CIOPACKET *pIoPacket = new CIOPACKET; if (!pIoPacket) { return ERROR_IRTRANP_OUT_OF_MEMORY; } dwStatus = pIoPacket->Initialize( PACKET_KIND_WRITE_FILE, INVALID_SOCKET, // ListenSocket INVALID_SOCKET, // Camera... GetIoCompletionPort() ); if (dwStatus != NO_ERROR) { delete pIoPacket; return dwStatus; } pIoPacket->SetFileHandle(m_hFile); // // If we are writing just the JPEG image out of the UPF file, // then we don't want to write the first m_dwJpegOffset bytes // of the UPF file. // if ((m_dwUpfBytes >= m_dwJpegOffset) || (m_fSaveAsUPF)) { dwBytesToWrite = dwBufferSize; } else if ((m_dwUpfBytes + dwBufferSize) > m_dwJpegOffset) { dwBytesToWrite = (m_dwUpfBytes + dwBufferSize) - m_dwJpegOffset; for (DWORD i=0; i m_dwJpegSize) { dwBytesToWrite = m_dwJpegSize - m_dwBytesWritten; } } else { dwBytesToWrite = 0; } } // // If there are bytes to actually write, then let's do it. // if (dwBytesToWrite > 0) { dwStatus = pIoPacket->PostIoWrite(pBuffer,dwBytesToWrite,dwOffset); if (dwStatus == NO_ERROR) { lPendingWrites = IncrementPendingWrites(); ASSERT( lPendingWrites > 0 ); m_dwBytesWritten += dwBytesToWrite; *ppIoPacket = pIoPacket; } } else { delete pIoPacket; } m_dwUpfBytes += dwBufferSize; return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::DeletePictureFile() // //------------------------------------------------------------------------ DWORD CCONNECTION::DeletePictureFile() { DWORD dwStatus = NO_ERROR; if (m_hFile == INVALID_HANDLE_VALUE) { return NO_ERROR; } CloseHandle(m_hFile); m_hFile = INVALID_HANDLE_VALUE; if (m_pwszPathPlusFileName) { #ifdef DBG_IO DbgPrint("CCONNECTION::DeletePictureFile(): Delete: %S\n", m_pwszPathPlusFileName ); #endif DeleteFile(m_pwszPathPlusFileName); } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::ClosePictureFile() // //------------------------------------------------------------------------ DWORD CCONNECTION::ClosePictureFile() { DWORD dwStatus = NO_ERROR; if (m_pwszPathPlusFileName) { FreeMemory(m_pwszPathPlusFileName); m_pwszPathPlusFileName = 0; } if (m_hFile != INVALID_HANDLE_VALUE) { if (!CloseHandle(m_hFile)) { dwStatus = GetLastError(); } m_hFile = INVALID_HANDLE_VALUE; } return dwStatus; } //------------------------------------------------------------------------ // CCONNECTION::IncompleteFile() // // Check to see if we have a complete picture file, if yes, then return // FALSE, else return TRUE. //------------------------------------------------------------------------ BOOL CCONNECTION::IncompleteFile() { BOOL fIncomplete = FALSE; if (m_fSaveAsUPF) { // Note: currently save the .UPF file, even if its incomplete. // This file mode is set in the registry and is for testing // only... fIncomplete = FALSE; } else if (!m_fReceiveComplete) { fIncomplete = (m_dwBytesWritten < m_dwJpegSize); #ifdef DBG_IO DbgPrint("CCONNECTION::IncompleteFile(): Written: %d JPEG Size: %d\n", m_dwBytesWritten, m_dwJpegSize ); #endif } return fIncomplete; } //************************************************************************ //------------------------------------------------------------------------ // CCONNECTION_MAP::CCONNECTION_MAP() // //------------------------------------------------------------------------ CCONNECTION_MAP::CCONNECTION_MAP() { m_dwMapSize = 0; m_pMap = 0; } //------------------------------------------------------------------------ // CCONNECTION_MAP::~CCONNECTION_MAP() // //------------------------------------------------------------------------ CCONNECTION_MAP::~CCONNECTION_MAP() { if (m_pMap) { DeleteCriticalSection(&m_cs); FreeMemory(m_pMap); } } //------------------------------------------------------------------------ // CCONNECTION_MAP::operator new() // //------------------------------------------------------------------------ void *CCONNECTION_MAP::operator new( IN size_t Size ) { void *pObj = AllocateMemory(Size); return pObj; } //------------------------------------------------------------------------ // CCONNECTION_MAP::operator delete() // //------------------------------------------------------------------------ void CCONNECTION_MAP::operator delete( IN void *pObj, IN size_t Size ) { if (pObj) { DWORD dwStatus = FreeMemory(pObj); #ifdef DBG_MEM if (dwStatus) { DbgPrint("IrXfer: IrTran-P: CCONNECTION_MAP::delete Failed: %d\n", dwStatus ); } #endif } } //------------------------------------------------------------------------ // CCONNECTION_MAP::Initialize() // //------------------------------------------------------------------------ BOOL CCONNECTION_MAP::Initialize( IN DWORD dwNewMapSize ) { BOOL bResult; if (!dwNewMapSize) { return FALSE; } if (!m_dwMapSize) { m_pMap = (CONNECTION_MAP_ENTRY*)AllocateMemory( dwNewMapSize*sizeof(CONNECTION_MAP_ENTRY) ); if (!m_pMap) { return FALSE; } bResult=InitializeCriticalSectionAndSpinCount(&m_cs,0); if (!bResult) { FreeMemory(m_pMap); m_pMap = 0; return FALSE; } m_dwMapSize = dwNewMapSize; memset(m_pMap,0,m_dwMapSize*sizeof(CONNECTION_MAP_ENTRY)); } return TRUE; } //------------------------------------------------------------------------ // CCONNECTION_MAP::Lookup() // //------------------------------------------------------------------------ CCONNECTION *CCONNECTION_MAP::Lookup( IN SOCKET Socket ) { DWORD i; NTSTATUS Status; CCONNECTION *pConnection=NULL; if (m_dwMapSize == 0) { return 0; } EnterCriticalSection(&m_cs); for (i=0; iGetServiceName()) && (!strcmp(pConnection->GetServiceName(),pszServiceName))) { LeaveCriticalSection(&m_cs); return pConnection; } } LeaveCriticalSection(&m_cs); return 0; } //------------------------------------------------------------------------ // CCONNECTION_MAP::Add() // //------------------------------------------------------------------------ BOOL CCONNECTION_MAP::Add( IN CCONNECTION *pConnection, IN SOCKET Socket ) { DWORD i; // Only add entries that look valid... if ((Socket == 0)||(Socket==INVALID_SOCKET)||(pConnection == 0)) { return FALSE; } EnterCriticalSection(&m_cs); // Look for an empty place in the table: for (i=0; i