From f442793d201bd905c38c4861c564ba2896b8cd88 Mon Sep 17 00:00:00 2001 From: Filip Gawin Date: Tue, 3 Nov 2020 18:00:10 +0100 Subject: [PATCH] Allow to handle larger files via 64bit variables --- src/core/CdStream.cpp | 9 ++++++++- src/core/CdStreamPosix.cpp | 2 +- src/core/config.h | 2 ++ 3 files changed, 11 insertions(+), 2 deletions(-) diff --git a/src/core/CdStream.cpp b/src/core/CdStream.cpp index c11fb72a..1d39aa52 100644 --- a/src/core/CdStream.cpp +++ b/src/core/CdStream.cpp @@ -242,8 +242,15 @@ CdStreamRead(int32 channel, void *buffer, uint32 offset, uint32 size) else return STREAM_SUCCESS; } - + +#ifdef BIG_IMG + LARGE_INTEGER liDistanceToMove; + liDistanceToMove.QuadPart = _GET_OFFSET(offset); + liDistanceToMove.QuadPart *= CDSTREAM_SECTOR_SIZE; + SetFilePointerEx(hImage, liDistanceToMove, nil, FILE_BEGIN); +#else SetFilePointer(hImage, _GET_OFFSET(offset) * CDSTREAM_SECTOR_SIZE, nil, FILE_BEGIN); +#endif DWORD NumberOfBytesRead; diff --git a/src/core/CdStreamPosix.cpp b/src/core/CdStreamPosix.cpp index 5c8d1b16..35a90a74 100644 --- a/src/core/CdStreamPosix.cpp +++ b/src/core/CdStreamPosix.cpp @@ -429,7 +429,7 @@ void *CdStreamThread(void *param) ASSERT(pChannel->hFile >= 0); ASSERT(pChannel->pBuffer != nil ); - lseek(pChannel->hFile, pChannel->nSectorOffset * CDSTREAM_SECTOR_SIZE, SEEK_SET); + lseek(pChannel->hFile, (size_t)pChannel->nSectorOffset * (size_t)CDSTREAM_SECTOR_SIZE, SEEK_SET); if (read(pChannel->hFile, pChannel->pBuffer, pChannel->nSectorsToRead * CDSTREAM_SECTOR_SIZE) == -1) { // pChannel->nSectorsToRead == 0 at this point means we wanted to flush channel // STREAM_WAITING is a little hack to make CStreaming not process this data diff --git a/src/core/config.h b/src/core/config.h index bdc5cd54..48e616bd 100644 --- a/src/core/config.h +++ b/src/core/config.h @@ -326,6 +326,8 @@ enum Config { #endif //#define PS2_AUDIO // changes audio paths for cutscenes and radio to PS2 paths, needs vbdec to support VB with MSS +// IMG +#define BIG_IMG // allows to read larger img files //#define SQUEEZE_PERFORMANCE #ifdef SQUEEZE_PERFORMANCE