diff options
| author | KiritoDv <kiritodev01@gmail.com> | 2023-08-17 00:35:58 -0600 |
|---|---|---|
| committer | KiritoDv <kiritodev01@gmail.com> | 2023-08-17 00:35:58 -0600 |
| commit | 6fd8e5ee43dd0f87eb4e57b86e84770fcd95db25 (patch) | |
| tree | 6a22e06c6105b63a0ae560f571f6d4e2522ba364 /lib/StormLib/src/SFileGetFileInfo.cpp | |
Added StormLib, nlohmann, BinaryTools and CLI11
Diffstat (limited to 'lib/StormLib/src/SFileGetFileInfo.cpp')
| -rw-r--r-- | lib/StormLib/src/SFileGetFileInfo.cpp | 609 |
1 files changed, 609 insertions, 0 deletions
diff --git a/lib/StormLib/src/SFileGetFileInfo.cpp b/lib/StormLib/src/SFileGetFileInfo.cpp new file mode 100644 index 0000000..77c86fd --- /dev/null +++ b/lib/StormLib/src/SFileGetFileInfo.cpp @@ -0,0 +1,609 @@ +/*****************************************************************************/
+/* SFileGetFileInfo.cpp Copyright (c) Ladislav Zezula 2013 */
+/*---------------------------------------------------------------------------*/
+/* Description: */
+/*---------------------------------------------------------------------------*/
+/* Date Ver Who Comment */
+/* -------- ---- --- ------- */
+/* 30.11.13 1.00 Lad The first version of SFileGetFileInfo.cpp */
+/*****************************************************************************/
+
+#define __STORMLIB_SELF__
+#include "StormLib.h"
+#include "StormCommon.h"
+
+//-----------------------------------------------------------------------------
+// Local functions
+
+static DWORD GetMpqFileCount(TMPQArchive * ha)
+{
+ TFileEntry * pFileTableEnd;
+ TFileEntry * pFileEntry;
+ DWORD dwFileCount = 0;
+
+ // Go through all open MPQs, including patches
+ while(ha != NULL)
+ {
+ // Only count files that are not patch files
+ pFileTableEnd = ha->pFileTable + ha->dwFileTableSize;
+ for(pFileEntry = ha->pFileTable; pFileEntry < pFileTableEnd; pFileEntry++)
+ {
+ // If the file is patch file and this is not primary archive, skip it
+ // BUGBUG: This errorneously counts non-patch files that are in both
+ // base MPQ and in patches, and increases the number of files by cca 50%
+ if((pFileEntry->dwFlags & (MPQ_FILE_EXISTS | MPQ_FILE_PATCH_FILE)) == MPQ_FILE_EXISTS)
+ dwFileCount++;
+ }
+
+ // Move to the next patch archive
+ ha = ha->haPatch;
+ }
+
+ return dwFileCount;
+}
+
+static bool GetInfo_ReturdwErrCode(DWORD dwErrCode)
+{
+ SetLastError(dwErrCode);
+ return false;
+}
+
+static bool GetInfo_BufferCheck(void * pvFileInfo, DWORD cbFileInfo, DWORD cbData, LPDWORD pcbLengthNeeded)
+{
+ // Give the length needed to store the info
+ if(pcbLengthNeeded != NULL)
+ pcbLengthNeeded[0] = cbData;
+
+ // Check for sufficient buffer
+ if(cbData > cbFileInfo)
+ return GetInfo_ReturdwErrCode(ERROR_INSUFFICIENT_BUFFER);
+
+ // If the buffer size is sufficient, check for valid user buffer
+ if(pvFileInfo == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_PARAMETER);
+
+ // Buffers and sizes are OK, we are ready to proceed file copying
+ return true;
+}
+
+static bool GetInfo(void * pvFileInfo, DWORD cbFileInfo, const void * pvData, DWORD cbData, LPDWORD pcbLengthNeeded)
+{
+ // Verify buffer pointer and buffer size
+ if(!GetInfo_BufferCheck(pvFileInfo, cbFileInfo, cbData, pcbLengthNeeded))
+ return false;
+
+ // Copy the data to the caller-supplied buffer
+ memcpy(pvFileInfo, pvData, cbData);
+ return true;
+}
+
+static bool GetInfo_Allocated(void * pvFileInfo, DWORD cbFileInfo, void * pvData, DWORD cbData, LPDWORD pcbLengthNeeded)
+{
+ bool bResult;
+
+ // Verify buffer pointer and buffer size
+ if((bResult = GetInfo_BufferCheck(pvFileInfo, cbFileInfo, cbData, pcbLengthNeeded)) != false)
+ memcpy(pvFileInfo, pvData, cbData);
+
+ // Copy the data to the user buffer
+ STORM_FREE(pvData);
+ return bResult;
+}
+
+static bool GetInfo_TablePointer(void * pvFileInfo, DWORD cbFileInfo, void * pvTablePointer, SFileInfoClass InfoClass, LPDWORD pcbLengthNeeded)
+{
+ // Verify buffer pointer and buffer size
+ if(!GetInfo_BufferCheck(pvFileInfo, cbFileInfo, sizeof(void *), pcbLengthNeeded))
+ {
+ SFileFreeFileInfo(pvTablePointer, InfoClass);
+ return false;
+ }
+
+ // The user buffer receives pointer to the table.
+ // When done, the caller needs to call SFileFreeFileInfo on it
+ *(void **)pvFileInfo = pvTablePointer;
+ return true;
+}
+
+static bool GetInfo_ReadFromFile(void * pvFileInfo, DWORD cbFileInfo, TFileStream * pStream, ULONGLONG ByteOffset, DWORD cbData, LPDWORD pcbLengthNeeded)
+{
+ // Verify buffer pointer and buffer size
+ if(!GetInfo_BufferCheck(pvFileInfo, cbFileInfo, cbData, pcbLengthNeeded))
+ return false;
+
+ return FileStream_Read(pStream, &ByteOffset, pvFileInfo, cbData);
+}
+
+static bool GetInfo_FileEntry(void * pvFileInfo, DWORD cbFileInfo, TFileEntry * pFileEntry, LPDWORD pcbLengthNeeded)
+{
+ LPBYTE pbFileInfo = (LPBYTE)pvFileInfo;
+ DWORD cbSrcFileInfo = sizeof(TFileEntry);
+ DWORD cbFileName = 1;
+
+ // The file name belongs to the file entry
+ if(pFileEntry->szFileName)
+ cbFileName = (DWORD)strlen(pFileEntry->szFileName) + 1;
+ cbSrcFileInfo += cbFileName;
+
+ // Verify buffer pointer and buffer size
+ if(!GetInfo_BufferCheck(pvFileInfo, cbFileInfo, cbSrcFileInfo, pcbLengthNeeded))
+ return false;
+
+ // Copy the file entry
+ memcpy(pbFileInfo, pFileEntry, sizeof(TFileEntry));
+ pbFileInfo += sizeof(TFileEntry);
+ pbFileInfo[0] = 0;
+
+ // Copy the file name
+ if(pFileEntry->szFileName)
+ memcpy(pbFileInfo, pFileEntry->szFileName, cbFileName);
+ return true;
+}
+
+static bool GetInfo_PatchChain(TMPQFile * hf, void * pvFileInfo, DWORD cbFileInfo, LPDWORD pcbLengthNeeded)
+{
+ TMPQFile * hfTemp;
+ LPCTSTR szPatchName;
+ LPTSTR szFileInfo = (LPTSTR)pvFileInfo;
+ size_t cchCharsNeeded = 1;
+ size_t nLength;
+
+ // Patch chain is only supported on MPQ files. Local files are not supported.
+ if(hf->pStream != NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_PARAMETER);
+
+ // Calculate the necessary length of the multi-string
+ for(hfTemp = hf; hfTemp != NULL; hfTemp = hfTemp->hfPatch)
+ cchCharsNeeded += _tcslen(FileStream_GetFileName(hfTemp->ha->pStream)) + 1;
+
+ // Verify whether the caller gave us valid buffer with enough size
+ if(!GetInfo_BufferCheck(pvFileInfo, cbFileInfo, (DWORD)(cchCharsNeeded * sizeof(TCHAR)), pcbLengthNeeded))
+ return false;
+
+ // Copy each patch name
+ for(hfTemp = hf; hfTemp != NULL; hfTemp = hfTemp->hfPatch)
+ {
+ // Get the file name and its length
+ szPatchName = FileStream_GetFileName(hfTemp->ha->pStream);
+ nLength = _tcslen(szPatchName) + 1;
+
+ // Copy the file name
+ memcpy(szFileInfo, szPatchName, nLength * sizeof(TCHAR));
+ szFileInfo += nLength;
+ }
+
+ // Make it multi-string
+ szFileInfo[0] = 0;
+ return true;
+}
+
+//-----------------------------------------------------------------------------
+// Retrieves an information about an archive or about a file within the archive
+//
+// hMpqOrFile - Handle to an MPQ archive or to a file
+// InfoClass - Information to obtain
+// pvFileInfo - Pointer to buffer to store the information
+// cbFileInfo - Size of the buffer pointed by pvFileInfo
+// pcbLengthNeeded - Receives number of bytes necessary to store the information
+
+bool WINAPI SFileGetFileInfo(
+ HANDLE hMpqOrFile,
+ SFileInfoClass InfoClass,
+ void * pvFileInfo,
+ DWORD cbFileInfo,
+ LPDWORD pcbLengthNeeded)
+{
+ MPQ_SIGNATURE_INFO SignatureInfo;
+ const TCHAR * szSrcFileInfo;
+ TMPQArchive * ha = NULL;
+ TFileEntry * pFileEntry = NULL;
+ TMPQHeader * pHeader = NULL;
+ ULONGLONG Int64Value = 0;
+ ULONGLONG ByteOffset;
+ TMPQFile * hf = NULL;
+ void * pvSrcFileInfo = NULL;
+ DWORD cbSrcFileInfo = 0;
+ DWORD dwInt32Value = 0;
+
+ // Validate archive/file handle
+ if((int)InfoClass <= (int)SFileMpqFlags)
+ {
+ if((ha = IsValidMpqHandle(hMpqOrFile)) == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_HANDLE);
+ pHeader = ha->pHeader;
+ }
+ else
+ {
+ if((hf = IsValidFileHandle(hMpqOrFile)) == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_HANDLE);
+ pFileEntry = hf->pFileEntry;
+ }
+
+ // Return info-class-specific data
+ switch(InfoClass)
+ {
+ case SFileMpqFileName:
+ szSrcFileInfo = FileStream_GetFileName(ha->pStream);
+ cbSrcFileInfo = (DWORD)((_tcslen(szSrcFileInfo) + 1) * sizeof(TCHAR));
+ return GetInfo(pvFileInfo, cbFileInfo, szSrcFileInfo, cbSrcFileInfo, pcbLengthNeeded);
+
+ case SFileMpqStreamBitmap:
+ return FileStream_GetBitmap(ha->pStream, pvFileInfo, cbFileInfo, pcbLengthNeeded);
+
+ case SFileMpqUserDataOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->UserDataPos, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqUserDataHeader:
+ if(ha->pUserData == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_PARAMETER);
+ return GetInfo_ReadFromFile(pvFileInfo, cbFileInfo, ha->pStream, ha->UserDataPos, sizeof(TMPQUserData), pcbLengthNeeded);
+
+ case SFileMpqUserData:
+ if(ha->pUserData == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_PARAMETER);
+ return GetInfo_ReadFromFile(pvFileInfo, cbFileInfo, ha->pStream, ha->UserDataPos + sizeof(TMPQUserData), ha->pUserData->dwHeaderOffs - sizeof(TMPQUserData), pcbLengthNeeded);
+
+ case SFileMpqHeaderOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->MpqPos, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHeaderSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->dwHeaderSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqHeader:
+ return GetInfo_ReadFromFile(pvFileInfo, cbFileInfo, ha->pStream, ha->MpqPos, pHeader->dwHeaderSize, pcbLengthNeeded);
+
+ case SFileMpqHetTableOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->HetTablePos64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHetTableSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->HetTableSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHetHeader:
+ pvSrcFileInfo = LoadExtTable(ha, pHeader->HetTablePos64, (size_t)pHeader->HetTableSize64, HET_TABLE_SIGNATURE, MPQ_KEY_HASH_TABLE);
+ if(pvSrcFileInfo == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo_Allocated(pvFileInfo, cbFileInfo, pvSrcFileInfo, sizeof(TMPQHetHeader), pcbLengthNeeded);
+
+ case SFileMpqHetTable:
+ if((pvSrcFileInfo = LoadHetTable(ha)) == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_NOT_ENOUGH_MEMORY);
+ return GetInfo_TablePointer(pvFileInfo, cbFileInfo, pvSrcFileInfo, InfoClass, pcbLengthNeeded);
+
+ case SFileMpqBetTableOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->BetTablePos64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqBetTableSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->BetTableSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqBetHeader:
+
+ // Retrieve the table and its size
+ pvSrcFileInfo = LoadExtTable(ha, pHeader->BetTablePos64, (size_t)pHeader->BetTableSize64, BET_TABLE_SIGNATURE, MPQ_KEY_BLOCK_TABLE);
+ if(pvSrcFileInfo == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ cbSrcFileInfo = sizeof(TMPQBetHeader) + ((TMPQBetHeader *)pvSrcFileInfo)->dwFlagCount * sizeof(DWORD);
+
+ // It is allowed for the caller to only require BET header
+ if(cbFileInfo == sizeof(TMPQBetHeader))
+ cbSrcFileInfo = sizeof(TMPQBetHeader);
+ return GetInfo_Allocated(pvFileInfo, cbFileInfo, pvSrcFileInfo, cbSrcFileInfo, pcbLengthNeeded);
+
+ case SFileMpqBetTable:
+ if((pvSrcFileInfo = LoadBetTable(ha)) == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_NOT_ENOUGH_MEMORY);
+ return GetInfo_TablePointer(pvFileInfo, cbFileInfo, pvSrcFileInfo, InfoClass, pcbLengthNeeded);
+
+ case SFileMpqHashTableOffset:
+ Int64Value = MAKE_OFFSET64(pHeader->wHashTablePosHi, pHeader->dwHashTablePos);
+ return GetInfo(pvFileInfo, cbFileInfo, &Int64Value, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHashTableSize64:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->HashTableSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHashTableSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->dwHashTableSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqHashTable:
+ cbSrcFileInfo = pHeader->dwHashTableSize * sizeof(TMPQHash);
+ return GetInfo(pvFileInfo, cbFileInfo, ha->pHashTable, cbSrcFileInfo, pcbLengthNeeded);
+
+ case SFileMpqBlockTableOffset:
+ Int64Value = MAKE_OFFSET64(pHeader->wBlockTablePosHi, pHeader->dwBlockTablePos);
+ return GetInfo(pvFileInfo, cbFileInfo, &Int64Value, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqBlockTableSize64:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->BlockTableSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqBlockTableSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->dwBlockTableSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqBlockTable:
+ ByteOffset = FileOffsetFromMpqOffset(ha, MAKE_OFFSET64(pHeader->wBlockTablePosHi, pHeader->dwBlockTablePos));
+ if(ByteOffset >= ha->FileSize)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ cbSrcFileInfo = pHeader->dwBlockTableSize * sizeof(TMPQBlock);
+ pvSrcFileInfo = LoadBlockTable(ha, true);
+ return GetInfo_Allocated(pvFileInfo, cbFileInfo, pvSrcFileInfo, cbSrcFileInfo, pcbLengthNeeded);
+
+ case SFileMpqHiBlockTableOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->HiBlockTablePos64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHiBlockTableSize64:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->HiBlockTableSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqHiBlockTable:
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+
+ case SFileMpqSignatures:
+ if(!QueryMpqSignatureInfo(ha, &SignatureInfo))
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo(pvFileInfo, cbFileInfo, &SignatureInfo.SignatureTypes, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqStrongSignatureOffset:
+ if(QueryMpqSignatureInfo(ha, &SignatureInfo) == false || (SignatureInfo.SignatureTypes & SIGNATURE_TYPE_STRONG) == 0)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo(pvFileInfo, cbFileInfo, &SignatureInfo.EndMpqData, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqStrongSignatureSize:
+ if(QueryMpqSignatureInfo(ha, &SignatureInfo) == false || (SignatureInfo.SignatureTypes & SIGNATURE_TYPE_STRONG) == 0)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ dwInt32Value = MPQ_STRONG_SIGNATURE_SIZE + 4;
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqStrongSignature:
+ if(QueryMpqSignatureInfo(ha, &SignatureInfo) == false || (SignatureInfo.SignatureTypes & SIGNATURE_TYPE_STRONG) == 0)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo(pvFileInfo, cbFileInfo, SignatureInfo.Signature, MPQ_STRONG_SIGNATURE_SIZE + 4, pcbLengthNeeded);
+
+ case SFileMpqArchiveSize64:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->ArchiveSize64, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileMpqArchiveSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->dwArchiveSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqMaxFileCount:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->dwMaxFileCount, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqFileTableSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->dwFileTableSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqSectorSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->dwSectorSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqNumberOfFiles:
+ dwInt32Value = GetMpqFileCount(ha);
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqRawChunkSize:
+ if(pHeader->dwRawChunkSize == 0)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo(pvFileInfo, cbFileInfo, &pHeader->dwRawChunkSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqStreamFlags:
+ FileStream_GetFlags(ha->pStream, &dwInt32Value);
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileMpqFlags:
+ return GetInfo(pvFileInfo, cbFileInfo, &ha->dwFlags, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoPatchChain:
+ return GetInfo_PatchChain(hf, pvFileInfo, cbFileInfo, pcbLengthNeeded);
+
+ case SFileInfoFileEntry:
+ if(pFileEntry == NULL)
+ return GetInfo_ReturdwErrCode(ERROR_FILE_NOT_FOUND);
+ return GetInfo_FileEntry(pvFileInfo, cbFileInfo, pFileEntry, pcbLengthNeeded);
+
+ case SFileInfoHashEntry:
+ return GetInfo(pvFileInfo, cbFileInfo, hf->pHashEntry, sizeof(TMPQHash), pcbLengthNeeded);
+
+ case SFileInfoHashIndex:
+ return GetInfo(pvFileInfo, cbFileInfo, &hf->dwHashIndex, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoNameHash1:
+ return GetInfo(pvFileInfo, cbFileInfo, &hf->pHashEntry->dwName1, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoNameHash2:
+ return GetInfo(pvFileInfo, cbFileInfo, &hf->pHashEntry->dwName2, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoNameHash3:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->FileNameHash, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileInfoLocale:
+ dwInt32Value = SFILE_MAKE_LCID(hf->pHashEntry->Locale, hf->pHashEntry->Platform);
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoFileIndex:
+ dwInt32Value = (DWORD)(pFileEntry - hf->ha->pFileTable);
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoByteOffset:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->ByteOffset, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileInfoFileTime:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->FileTime, sizeof(ULONGLONG), pcbLengthNeeded);
+
+ case SFileInfoFileSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->dwFileSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoCompressedSize:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->dwCmpSize, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoFlags:
+ return GetInfo(pvFileInfo, cbFileInfo, &pFileEntry->dwFlags, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoEncryptionKey:
+ return GetInfo(pvFileInfo, cbFileInfo, &hf->dwFileKey, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoEncryptionKeyRaw:
+ dwInt32Value = hf->dwFileKey;
+ if(pFileEntry->dwFlags & MPQ_FILE_FIX_KEY)
+ dwInt32Value = (dwInt32Value ^ pFileEntry->dwFileSize) - (DWORD)hf->MpqFilePos;
+ return GetInfo(pvFileInfo, cbFileInfo, &dwInt32Value, sizeof(DWORD), pcbLengthNeeded);
+
+ case SFileInfoCRC32:
+ return GetInfo(pvFileInfo, cbFileInfo, &hf->pFileEntry->dwCrc32, sizeof(DWORD), pcbLengthNeeded);
+ default:
+ // Invalid info class
+ return GetInfo_ReturdwErrCode(ERROR_INVALID_PARAMETER);
+ }
+}
+
+bool WINAPI SFileFreeFileInfo(void * pvFileInfo, SFileInfoClass InfoClass)
+{
+ switch(InfoClass)
+ {
+ case SFileMpqHetTable:
+ FreeHetTable((TMPQHetTable *)pvFileInfo);
+ return true;
+
+ case SFileMpqBetTable:
+ FreeBetTable((TMPQBetTable *)pvFileInfo);
+ return true;
+
+ default:
+ break;
+ }
+
+ SetLastError(ERROR_INVALID_PARAMETER);
+ return false;
+}
+
+//-----------------------------------------------------------------------------
+// Tries to retrieve the file name
+
+struct TFileHeader2Ext
+{
+ DWORD dwOffset00Data; // Required data at offset 00 (32-bits)
+ DWORD dwOffset00Mask; // Mask for data at offset 00 (32 bits). 0 = data are ignored
+ DWORD dwOffset04Data; // Required data at offset 04 (32-bits)
+ DWORD dwOffset04Mask; // Mask for data at offset 04 (32 bits). 0 = data are ignored
+ const char * szExt; // Supplied extension, if the condition is true
+};
+
+static TFileHeader2Ext data2ext[] =
+{
+ {0x00005A4D, 0x0000FFFF, 0x00000000, 0x00000000, "exe"}, // EXE files
+ {0x00000006, 0xFFFFFFFF, 0x00000001, 0xFFFFFFFF, "dc6"}, // EXE files
+ {0x1A51504D, 0xFFFFFFFF, 0x00000000, 0x00000000, "mpq"}, // MPQ archive header ID ('MPQ\x1A')
+ {0x46464952, 0xFFFFFFFF, 0x00000000, 0x00000000, "wav"}, // WAVE header 'RIFF'
+ {0x324B4D53, 0xFFFFFFFF, 0x00000000, 0x00000000, "smk"}, // Old "Smacker Video" files 'SMK2'
+ {0x694B4942, 0xFFFFFFFF, 0x00000000, 0x00000000, "bik"}, // Bink video files (new)
+ {0x0801050A, 0xFFFFFFFF, 0x00000000, 0x00000000, "pcx"}, // PCX images used in Diablo I
+ {0x544E4F46, 0xFFFFFFFF, 0x00000000, 0x00000000, "fnt"}, // Font files used in Diablo II
+ {0x6D74683C, 0xFFFFFFFF, 0x00000000, 0x00000000, "html"}, // HTML '<htm'
+ {0x4D54483C, 0xFFFFFFFF, 0x00000000, 0x00000000, "html"}, // HTML '<HTM
+ {0x216F6F57, 0xFFFFFFFF, 0x00000000, 0x00000000, "tbl"}, // Table files
+ {0x31504C42, 0xFFFFFFFF, 0x00000000, 0x00000000, "blp"}, // BLP textures
+ {0x32504C42, 0xFFFFFFFF, 0x00000000, 0x00000000, "blp"}, // BLP textures (v2)
+ {0x584C444D, 0xFFFFFFFF, 0x00000000, 0x00000000, "mdx"}, // MDX files
+ {0x45505954, 0xFFFFFFFF, 0x00000000, 0x00000000, "pud"}, // Warcraft II maps
+ {0x38464947, 0xFFFFFFFF, 0x00000000, 0x00000000, "gif"}, // GIF images 'GIF8'
+ {0x3032444D, 0xFFFFFFFF, 0x00000000, 0x00000000, "m2"}, // WoW ??? .m2
+ {0x43424457, 0xFFFFFFFF, 0x00000000, 0x00000000, "dbc"}, // ??? .dbc
+ {0x47585053, 0xFFFFFFFF, 0x00000000, 0x00000000, "bls"}, // WoW pixel shaders
+ {0xE0FFD8FF, 0xFFFFFFFF, 0x00000000, 0x00000000, "jpg"}, // JPEG image
+ {0x503B4449, 0xFFFFFFFF, 0x3B4C5857, 0xFFFFFFFF, "slk"}, // SLK file (usually starts with "ID;PWXL;N;E")
+ {0x61754C1B, 0xFFFFFFFF, 0x00000000, 0x00000000, "lua"}, // Compiled LUA files
+ {0x20534444, 0xFFFFFFFF, 0x00000000, 0x00000000, "dds"}, // DDS textures
+ {0x43614C66, 0xFFFFFFFF, 0x00000000, 0x00000000, "flac"}, // FLAC sound files
+ {0x0000FBFF, 0x0000FFFF, 0x00000000, 0x00000000, "mp3"}, // MP3 sound files
+ {0x0000F3FF, 0x0000FFFF, 0x00000000, 0x00000000, "mp3"}, // MP3 sound files
+ {0x0000F2FF, 0x0000FFFF, 0x00000000, 0x00000000, "mp3"}, // MP3 sound files
+ {0x00334449, 0x00FFFFFF, 0x00000000, 0x00000000, "mp3"}, // MP3 sound files
+ {0x57334D48, 0xFFFFFFFF, 0x00000000, 0x00000000, "w3x"}, // Warcraft III map files, can also be w3m
+ {0x6F643357, 0xFFFFFFFF, 0x00000000, 0x00000000, "doo"}, // Warcraft III doodad files
+ {0x21453357, 0xFFFFFFFF, 0x00000000, 0x00000000, "w3e"}, // Warcraft III environment files
+ {0x5733504D, 0xFFFFFFFF, 0x00000000, 0x00000000, "wpm"}, // Warcraft III pathing map files
+ {0x21475457, 0xFFFFFFFF, 0x00000000, 0x00000000, "wtg"}, // Warcraft III trigger files
+ {0x00000000, 0x00000000, 0x00000000, 0x00000000, "xxx"}, // Default extension
+ {0, 0, 0, 0, NULL} // Terminator
+};
+
+static DWORD CreatePseudoFileName(HANDLE hFile, TFileEntry * pFileEntry, char * szFileName)
+{
+ TMPQFile * hf = (TMPQFile *)hFile; // MPQ File handle
+ DWORD FirstBytes[2] = {0, 0}; // The first 4 bytes of the file
+ DWORD dwBytesRead = 0;
+ DWORD dwFilePos; // Saved file position
+ char szPseudoName[20];
+
+ // Read the first 2 DWORDs bytes from the file
+ dwFilePos = SFileSetFilePointer(hFile, 0, NULL, FILE_CURRENT);
+ SFileReadFile(hFile, FirstBytes, sizeof(FirstBytes), &dwBytesRead, NULL);
+ SFileSetFilePointer(hFile, dwFilePos, NULL, FILE_BEGIN);
+
+ // If we read at least 8 bytes
+ if(dwBytesRead == sizeof(FirstBytes))
+ {
+ // Make sure that the array is properly BSWAP-ed
+ BSWAP_ARRAY32_UNSIGNED(FirstBytes, sizeof(FirstBytes));
+
+ // Try to guess file extension from those 2 DWORDs
+ for(size_t i = 0; data2ext[i].szExt != NULL; i++)
+ {
+ if((FirstBytes[0] & data2ext[i].dwOffset00Mask) == data2ext[i].dwOffset00Data &&
+ (FirstBytes[1] & data2ext[i].dwOffset04Mask) == data2ext[i].dwOffset04Data)
+ {
+ // Format the pseudo-name
+ StringCreatePseudoFileName(szPseudoName, _countof(szPseudoName), (unsigned int)(pFileEntry - hf->ha->pFileTable), data2ext[i].szExt);
+
+ // Save the pseudo-name in the file entry as well
+ AllocateFileName(hf->ha, pFileEntry, szPseudoName);
+
+ // If the caller wants to copy the file name, do it
+ if(szFileName != NULL)
+ strcpy(szFileName, szPseudoName);
+ return ERROR_SUCCESS;
+ }
+ }
+ }
+
+ return ERROR_CAN_NOT_COMPLETE;
+}
+
+bool WINAPI SFileGetFileName(HANDLE hFile, char * szFileName)
+{
+ TMPQFile * hf = (TMPQFile *)hFile; // MPQ File handle
+ DWORD dwErrCode = ERROR_INVALID_HANDLE;
+
+ // Check valid parameters
+ if(IsValidFileHandle(hFile))
+ {
+ TFileEntry * pFileEntry = hf->pFileEntry;
+
+ // For MPQ files, retrieve the file name from the file entry
+ if(hf->pStream == NULL)
+ {
+ if(pFileEntry != NULL)
+ {
+ // If the file name is not there yet, create a pseudo name
+ if(pFileEntry->szFileName == NULL)
+ dwErrCode = CreatePseudoFileName(hFile, pFileEntry, szFileName);
+
+ // Copy the file name to the output buffer, if any
+ if(pFileEntry->szFileName && szFileName)
+ {
+ strcpy(szFileName, pFileEntry->szFileName);
+ dwErrCode = ERROR_SUCCESS;
+ }
+ }
+ }
+
+ // For local files, copy the file name from the stream
+ else
+ {
+ if(szFileName != NULL)
+ {
+ const TCHAR * szStreamName = FileStream_GetFileName(hf->pStream);
+ StringCopy(szFileName, MAX_PATH, szStreamName);
+ }
+ dwErrCode = ERROR_SUCCESS;
+ }
+ }
+
+ if(dwErrCode != ERROR_SUCCESS)
+ SetLastError(dwErrCode);
+ return (dwErrCode == ERROR_SUCCESS);
+}
+
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