diff options
| author | Ladislav Zezula <ladislav.zezula@avast.com> | 2022-05-12 15:44:15 +0200 |
|---|---|---|
| committer | Ladislav Zezula <ladislav.zezula@avast.com> | 2022-05-12 15:44:15 +0200 |
| commit | 4321c59d8431eaf72d7b36c047859b72bca02318 (patch) | |
| tree | 2f7a46599df9b7526d3c92ce319c6aeb6954bd4f /src/SFileOpenArchive.cpp | |
| parent | 460354d98bc266507befe517f9f246d3b952abc9 (diff) | |
Added implementation of Srarctaft I BETA ADPCM decompression
Diffstat (limited to 'src/SFileOpenArchive.cpp')
| -rw-r--r-- | src/SFileOpenArchive.cpp | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/src/SFileOpenArchive.cpp b/src/SFileOpenArchive.cpp index 52e1a39..8c3cc13 100644 --- a/src/SFileOpenArchive.cpp +++ b/src/SFileOpenArchive.cpp @@ -22,7 +22,7 @@ //----------------------------------------------------------------------------- // Local functions -static MTYPE CheckMapType(LPCTSTR szFileName, LPBYTE pbHeaderBuffer, size_t cbHeaderBuffer) +static MTYPE CheckMapType(ULONGLONG FileSize, LPCTSTR szFileName, LPBYTE pbHeaderBuffer, size_t cbHeaderBuffer) { LPDWORD HeaderInt32 = (LPDWORD)pbHeaderBuffer; LPCTSTR szExtension; @@ -35,6 +35,15 @@ static MTYPE CheckMapType(LPCTSTR szFileName, LPBYTE pbHeaderBuffer, size_t cbHe DWORD DwordValue2 = BSWAP_INT32_UNSIGNED(HeaderInt32[2]); DWORD DwordValue3 = BSWAP_INT32_UNSIGNED(HeaderInt32[3]); + // Check possible MPQs from Starcraft I BETA. We recognize them by checking the file size. + // 167 859: patch_rt.mpq (doesn't contain any WAVE files) + // 55 674 173: StarDat.mpq + // 183 519 584: Install.exe + if(FileSize == 55674173 && DwordValue1 == MPQ_HEADER_SIZE_V1 && DwordValue3 == 0x00030000) + return MapTypeStarcraftBeta; + if(FileSize == 183519584 && DwordValue0 == 0x00905a4D && DwordValue1 == 3 && DwordValue2 == 4) + return MapTypeStarcraftBeta; + // Check maps by extension (Starcraft, Starcraft II). We must do this before // checking actual data, because the "NP_Protect" protector places // fake Warcraft III header into the Starcraft II maps @@ -321,7 +330,7 @@ bool WINAPI SFileOpenArchive( if(MapType == MapTypeNotChecked) { // Do nothing if the file is an AVI file - if((MapType = CheckMapType(szMpqName, pbHeaderBuffer, dwBytesAvailable)) == MapTypeAviFile) + if((MapType = CheckMapType(FileSize, szMpqName, pbHeaderBuffer, dwBytesAvailable)) == MapTypeAviFile) { dwErrCode = ERROR_AVI_FILE; break; @@ -446,6 +455,12 @@ bool WINAPI SFileOpenArchive( if(dwFlags & MPQ_OPEN_FORCE_LISTFILE) ha->dwFlags |= MPQ_FLAG_LISTFILE_FORCE; + // StarDat.mpq from Starcraft I BETA: Enable special compression types + if(MapType == MapTypeStarcraftBeta) + { + ha->dwFlags |= MPQ_FLAG_STARCRAFT_BETA; + } + // Remember whether whis is a map for Warcraft III if(MapType == MapTypeWarcraft3) { |