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Use standard C file i/o in PlainFileReader instead of Windows' functions. Fix a memleak in CompressedBlob and VolumeDirectory. Thanks to baby.lueshi for finding the File i/o issue :)

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5031 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
Shawn Hoffman
2010-02-08 22:22:20 +00:00
parent 3f90bb215c
commit 98ddeadbbf
4 changed files with 9 additions and 62 deletions
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54
Source/Core/DiscIO/Src/FileBlob.cpp
View File

@ -20,61 +20,13 @@
#include "Blob.h"
#include "FileBlob.h"
#ifdef _WIN32
#include <windows.h>
#endif
namespace DiscIO
{
#ifdef _WIN32
PlainFileReader::PlainFileReader(HANDLE hFile_)
{
hFile = hFile_;
GetFileSizeEx(hFile, (PLARGE_INTEGER)&size);
}
PlainFileReader* PlainFileReader::Create(const char* filename)
{
HANDLE hFile = CreateFile(
filename, GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING,
FILE_ATTRIBUTE_NORMAL | FILE_FLAG_RANDOM_ACCESS, NULL);
if (hFile != INVALID_HANDLE_VALUE)
return new PlainFileReader(hFile);
else
return 0;
}
PlainFileReader::~PlainFileReader()
{
CloseHandle(hFile);
}
bool PlainFileReader::Read(u64 offset, u64 nbytes, u8* out_ptr)
{
if (!SetFilePointerEx(hFile, *(LARGE_INTEGER*)&offset, NULL, FILE_BEGIN))
return false;
DWORD bytesRead = 0;
if (!ReadFile(hFile, out_ptr, (DWORD)nbytes, &bytesRead, NULL))
return false;
if (bytesRead != nbytes)
return false;
return true;
}
#else // POSIX
PlainFileReader::PlainFileReader(FILE* file__)
{
file_ = file__;
#if 0
fseek64(file_, 0, SEEK_END);
#else
fseek(file_, 0, SEEK_END); // I don't have fseek64 with gcc 4.3
#endif
fseek(file_, 0, SEEK_END);
size = ftell(file_);
fseek(file_, 0, SEEK_SET);
}
@ -85,7 +37,7 @@ PlainFileReader* PlainFileReader::Create(const char* filename)
if (file_)
return new PlainFileReader(file_);
else
return 0;
return NULL;
}
PlainFileReader::~PlainFileReader()
@ -102,6 +54,4 @@ bool PlainFileReader::Read(u64 offset, u64 nbytes, u8* out_ptr)
return bytesRead == nbytes;
}
#endif
} // namespace