BOOL WINAPI SFileGetFileName_stub(MPQHANDLE hFile, LPCSTR lpBuffer, DWORD dwBufferLength) { LoadSFMpqDll(); if (hSFMpq) { *(FARPROC *)&SFileGetFileName = GetProcAddress(hSFMpq,"SFileGetFileName"); if (SFileGetFileName) return SFileGetFileName(hFile,lpBuffer,dwBufferLength); } return FALSE; }
static bool DoMPQSearch_FileEntry( TMPQSearch * hs, SFILE_FIND_DATA * lpFindFileData, TMPQArchive * ha, TMPQHash * pHashEntry, TFileEntry * pFileEntry) { TFileEntry * pPatchEntry; HANDLE hFile = NULL; const char * szFileName; size_t nPrefixLength = (ha->pPatchPrefix != NULL) ? ha->pPatchPrefix->nLength : 0; DWORD dwBlockIndex; char szNameBuff[MAX_PATH]; // Is it a file but not a patch file? if((pFileEntry->dwFlags & hs->dwFlagMask) == MPQ_FILE_EXISTS) { // Now we have to check if this file was not enumerated before if(!FileWasFoundBefore(ha, hs, pFileEntry)) { // if(pFileEntry != NULL && !_stricmp(pFileEntry->szFileName, "TriggerLibs\\NativeLib.galaxy")) // DebugBreak(); // Find a patch to this file pPatchEntry = FindPatchEntry(ha, pFileEntry); if(pPatchEntry == NULL) pPatchEntry = pFileEntry; // Prepare the block index dwBlockIndex = (DWORD)(pFileEntry - ha->pFileTable); // Get the file name. If it's not known, we will create pseudo-name szFileName = pFileEntry->szFileName; if(szFileName == NULL) { // Open the file by its pseudo-name. sprintf(szNameBuff, "File%08u.xxx", (unsigned int)dwBlockIndex); if(SFileOpenFileEx((HANDLE)hs->ha, szNameBuff, SFILE_OPEN_BASE_FILE, &hFile)) { SFileGetFileName(hFile, szNameBuff); szFileName = szNameBuff; SFileCloseFile(hFile); } } // If the file name is still NULL, we cannot include the file to search results if(szFileName != NULL) { // Check the file name against the wildcard if(CheckWildCard(szFileName + nPrefixLength, hs->szSearchMask)) { // Fill the found entry. hash entry and block index are taken from the base MPQ lpFindFileData->dwHashIndex = HASH_ENTRY_FREE; lpFindFileData->dwBlockIndex = dwBlockIndex; lpFindFileData->dwFileSize = pPatchEntry->dwFileSize; lpFindFileData->dwFileFlags = pPatchEntry->dwFlags; lpFindFileData->dwCompSize = pPatchEntry->dwCmpSize; lpFindFileData->lcLocale = 0; // pPatchEntry->lcLocale; // Fill the filetime lpFindFileData->dwFileTimeHi = (DWORD)(pPatchEntry->FileTime >> 32); lpFindFileData->dwFileTimeLo = (DWORD)(pPatchEntry->FileTime); // Fill-in the entries from hash table entry, if given if(pHashEntry != NULL) { lpFindFileData->dwHashIndex = (DWORD)(pHashEntry - ha->pHashTable); lpFindFileData->lcLocale = pHashEntry->lcLocale; } // Fill the file name and plain file name StringCopyA(lpFindFileData->cFileName, szFileName + nPrefixLength, MAX_PATH-1); lpFindFileData->szPlainName = (char *)GetPlainFileName(lpFindFileData->cFileName); return true; } } }
bool WINAPI SFileOpenFileEx(HANDLE hMpq, const char * szFileName, DWORD dwSearchScope, HANDLE * phFile) { TMPQArchive * ha = (TMPQArchive *)hMpq; TFileEntry * pFileEntry = NULL; TMPQFile * hf = NULL; DWORD dwBlockIndex = 0; // Found table index int nError = ERROR_SUCCESS; // Don't accept NULL pointer to file handle if (phFile == NULL) nError = ERROR_INVALID_PARAMETER; // Prepare the file opening if (nError == ERROR_SUCCESS) { switch(dwSearchScope) { case SFILE_OPEN_PATCHED_FILE: // We want to open the updated version of the file return OpenPatchedFile(hMpq, szFileName, 0, phFile); case SFILE_OPEN_FROM_MPQ: if (!IsValidMpqHandle(ha)) { nError = ERROR_INVALID_HANDLE; break; } if (szFileName == NULL || *szFileName == 0) { nError = ERROR_INVALID_PARAMETER; break; } // First of all, check the name as-is pFileEntry = GetFileEntryLocale(ha, szFileName, lcFileLocale); if (pFileEntry != NULL) break; // If the file doesn't exist in the MPQ, check file pseudo-name ("FileXXXXXXXX.ext") if (!IsPseudoFileName(szFileName, &dwBlockIndex)) { nError = ERROR_FILE_NOT_FOUND; break; } // Set the file name to the file index and fall through szFileName = (const char *)(DWORD_PTR)dwBlockIndex; dwSearchScope = SFILE_OPEN_BY_INDEX; // No break here, fall through. case SFILE_OPEN_BY_INDEX: if (!IsValidMpqHandle(ha)) { nError = ERROR_INVALID_HANDLE; break; } // Set handle size to be sizeof(TMPQFile) + length of FileXXXXXXXX.xxx pFileEntry = GetFileEntryByIndex(ha, (DWORD)(DWORD_PTR)szFileName); if (pFileEntry == NULL) nError = ERROR_FILE_NOT_FOUND; break; case SFILE_OPEN_ANY_LOCALE: // This open option is reserved for opening MPQ internal listfile. // No argument validation. Tries to open file with neutral locale first, // then any other available. dwSearchScope = SFILE_OPEN_FROM_MPQ; pFileEntry = GetFileEntryAny(ha, szFileName); if (pFileEntry == NULL) nError = ERROR_FILE_NOT_FOUND; break; case SFILE_OPEN_LOCAL_FILE: if (szFileName == NULL || *szFileName == 0) { nError = ERROR_INVALID_PARAMETER; break; } return OpenLocalFile(szFileName, phFile); default: // Don't accept any other value nError = ERROR_INVALID_PARAMETER; break; } // Quick return if something failed if (nError != ERROR_SUCCESS) { SetLastError(nError); return false; } } // Test if the file was not already deleted. if (nError == ERROR_SUCCESS) { if ((pFileEntry->dwFlags & MPQ_FILE_EXISTS) == 0) nError = ERROR_FILE_NOT_FOUND; if (pFileEntry->dwFlags & ~MPQ_FILE_VALID_FLAGS) nError = ERROR_NOT_SUPPORTED; } // Allocate file handle if (nError == ERROR_SUCCESS) { if ((hf = ALLOCMEM(TMPQFile, 1)) == NULL) nError = ERROR_NOT_ENOUGH_MEMORY; } // Initialize file handle if (nError == ERROR_SUCCESS) { memset(hf, 0, sizeof(TMPQFile)); hf->pFileEntry = pFileEntry; hf->dwMagic = ID_MPQ_FILE; hf->ha = ha; hf->MpqFilePos = pFileEntry->ByteOffset; hf->RawFilePos = ha->MpqPos + hf->MpqFilePos; hf->dwDataSize = pFileEntry->dwFileSize; hf->dwHashIndex = pFileEntry->dwHashIndex; hf->dwBlockIndex = (DWORD)(pFileEntry - ha->pFileTable); // If the MPQ has sector CRC enabled, enable if for the file if (ha->dwFlags & MPQ_FLAG_CHECK_SECTOR_CRC) hf->bCheckSectorCRCs = true; // Decrypt file key. Cannot be used if the file is given by index if (dwSearchScope == SFILE_OPEN_FROM_MPQ) { if (pFileEntry->dwFlags & MPQ_FILE_ENCRYPTED) { hf->dwFileKey = DecryptFileKey(szFileName, pFileEntry->ByteOffset, pFileEntry->dwFileSize, pFileEntry->dwFlags); } } else { // If the file is encrypted and not compressed, we cannot detect the file key if (!SFileGetFileName(hf, NULL)) nError = GetLastError(); } } // If the file is actually a patch file, we have to load the patch file header if (nError == ERROR_SUCCESS && pFileEntry->dwFlags & MPQ_FILE_PATCH_FILE) { assert(hf->PatchInfo == NULL); nError = AllocatePatchInfo(hf, true); } // Cleanup if (nError != ERROR_SUCCESS) { SetLastError(nError); FreeMPQFile(hf); } *phFile = hf; return (nError == ERROR_SUCCESS); }
bool WINAPI SFileOpenFileEx(HANDLE hMpq, const char * szFileName, DWORD dwSearchScope, HANDLE * phFile) { TMPQArchive * ha = (TMPQArchive *)hMpq; TFileEntry * pFileEntry = NULL; TMPQFile * hf = NULL; DWORD dwFileIndex = 0; bool bOpenByIndex = false; int nError = ERROR_SUCCESS; // Don't accept NULL pointer to file handle if(phFile == NULL) nError = ERROR_INVALID_PARAMETER; // Prepare the file opening if(nError == ERROR_SUCCESS) { switch(dwSearchScope) { case SFILE_OPEN_FROM_MPQ: case SFILE_OPEN_BASE_FILE: if(!IsValidMpqHandle(ha)) { nError = ERROR_INVALID_HANDLE; break; } if(szFileName == NULL || *szFileName == 0) { nError = ERROR_INVALID_PARAMETER; break; } // Check the pseudo-file name if(IsPseudoFileName(szFileName, &dwFileIndex)) { pFileEntry = GetFileEntryByIndex(ha, dwFileIndex); bOpenByIndex = true; if(pFileEntry == NULL) nError = ERROR_FILE_NOT_FOUND; } else { // If this MPQ is a patched archive, open the file as patched if(ha->haPatch == NULL || dwSearchScope == SFILE_OPEN_BASE_FILE) { // Otherwise, open the file from *this* MPQ pFileEntry = GetFileEntryLocale(ha, szFileName, lcFileLocale); if(pFileEntry == NULL) nError = ERROR_FILE_NOT_FOUND; } else { return OpenPatchedFile(hMpq, szFileName, 0, phFile); } } break; case SFILE_OPEN_ANY_LOCALE: // This open option is reserved for opening MPQ internal listfile. // No argument validation. Tries to open file with neutral locale first, // then any other available. pFileEntry = GetFileEntryAny(ha, szFileName); if(pFileEntry == NULL) nError = ERROR_FILE_NOT_FOUND; break; case SFILE_OPEN_LOCAL_FILE: if(szFileName == NULL || *szFileName == 0) { nError = ERROR_INVALID_PARAMETER; break; } return OpenLocalFile(szFileName, phFile); default: // Don't accept any other value nError = ERROR_INVALID_PARAMETER; break; } // Quick return if something failed if(nError != ERROR_SUCCESS) { SetLastError(nError); return false; } } // Test if the file was not already deleted. if(nError == ERROR_SUCCESS) { if((pFileEntry->dwFlags & MPQ_FILE_EXISTS) == 0) nError = ERROR_FILE_NOT_FOUND; if(pFileEntry->dwFlags & ~MPQ_FILE_VALID_FLAGS) nError = ERROR_NOT_SUPPORTED; } // Allocate file handle if(nError == ERROR_SUCCESS) { if((hf = STORM_ALLOC(TMPQFile, 1)) == NULL) nError = ERROR_NOT_ENOUGH_MEMORY; } // Initialize file handle if(nError == ERROR_SUCCESS) { memset(hf, 0, sizeof(TMPQFile)); hf->pFileEntry = pFileEntry; hf->dwMagic = ID_MPQ_FILE; hf->ha = ha; hf->MpqFilePos = pFileEntry->ByteOffset; hf->RawFilePos = ha->MpqPos + hf->MpqFilePos; hf->dwDataSize = pFileEntry->dwFileSize; // If the MPQ has sector CRC enabled, enable if for the file if(ha->dwFlags & MPQ_FLAG_CHECK_SECTOR_CRC) hf->bCheckSectorCRCs = true; // If we know the real file name, copy it to the file entry if(bOpenByIndex == false) { // If there is no file name yet, allocate it AllocateFileName(pFileEntry, szFileName); // If the file is encrypted, we should detect the file key if(pFileEntry->dwFlags & MPQ_FILE_ENCRYPTED) { hf->dwFileKey = DecryptFileKey(szFileName, pFileEntry->ByteOffset, pFileEntry->dwFileSize, pFileEntry->dwFlags); } } else { // Try to auto-detect the file name if(!SFileGetFileName(hf, NULL)) nError = GetLastError(); } } // If the file is actually a patch file, we have to load the patch file header if(nError == ERROR_SUCCESS && pFileEntry->dwFlags & MPQ_FILE_PATCH_FILE) { assert(hf->pPatchInfo == NULL); nError = AllocatePatchInfo(hf, true); } // Cleanup if(nError != ERROR_SUCCESS) { SetLastError(nError); FreeMPQFile(hf); } *phFile = hf; return (nError == ERROR_SUCCESS); }