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add last backwards-compatible version

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This commit is contained in:
Mikah Chapman
2021-12-14 00:33:46 -07:00
parent 68b10d413b
commit b0dd3f07f3
335 changed files with 4746 additions and 19627 deletions
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46
foobar2000/helpers/file_win32_wrapper.cpp
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@@ -74,7 +74,7 @@ namespace file_win32_helpers {
}
void writeOverlapped(HANDLE handle, HANDLE myEvent, t_filesize & position, const void * in, size_t inBytes, abort_callback & abort) {
enum {writeMAX = 16*1024*1024};
const enum {writeMAX = 16*1024*1024};
size_t done = 0;
while(done < inBytes) {
size_t delta = inBytes - done;
@@ -85,7 +85,7 @@ namespace file_win32_helpers {
}
}
void writeStreamOverlapped(HANDLE handle, HANDLE myEvent, const void * in, size_t inBytes, abort_callback & abort) {
enum {writeMAX = 16*1024*1024};
const enum {writeMAX = 16*1024*1024};
size_t done = 0;
while(done < inBytes) {
size_t delta = inBytes - done;
@@ -140,7 +140,7 @@ namespace file_win32_helpers {
throw exception_aborted();
}
size_t readOverlapped(HANDLE handle, HANDLE myEvent, t_filesize & position, void * out, size_t outBytes, abort_callback & abort) {
enum {readMAX = 16*1024*1024};
const enum {readMAX = 16*1024*1024};
size_t done = 0;
while(done < outBytes) {
size_t delta = outBytes - done;
@@ -154,7 +154,7 @@ namespace file_win32_helpers {
}
size_t readStreamOverlapped(HANDLE handle, HANDLE myEvent, void * out, size_t outBytes, abort_callback & abort) {
enum {readMAX = 16*1024*1024};
const enum {readMAX = 16*1024*1024};
size_t done = 0;
while(done < outBytes) {
size_t delta = outBytes - done;
@@ -237,44 +237,6 @@ namespace file_win32_helpers {
#endif
}
size_t lowLevelIO(HANDLE hFile, const GUID & guid, size_t arg1, void * arg2, size_t arg2size, bool canWrite, abort_callback & abort) {
if ( guid == file_lowLevelIO::guid_flushFileBuffers ) {
if (!canWrite) {
PFC_ASSERT(!"File opened for reading, not writing");
throw exception_io_denied();
}
WIN32_IO_OP( ::FlushFileBuffers(hFile) );
return 1;
} else if ( guid == file_lowLevelIO::guid_getFileTimes ) {
if ( arg2size == sizeof(file_lowLevelIO::filetimes_t) ) {
if (canWrite) WIN32_IO_OP(::FlushFileBuffers(hFile));
auto ft = reinterpret_cast<file_lowLevelIO::filetimes_t *>(arg2);
static_assert(sizeof(t_filetimestamp) == sizeof(FILETIME), "struct sanity");
WIN32_IO_OP( GetFileTime( hFile, (FILETIME*)&ft->creation, (FILETIME*)&ft->lastAccess, (FILETIME*)&ft->lastWrite) );
return 1;
}
} else if ( guid == file_lowLevelIO::guid_setFileTimes ) {
if (arg2size == sizeof(file_lowLevelIO::filetimes_t)) {
if (!canWrite) {
PFC_ASSERT(!"File opened for reading, not writing");
throw exception_io_denied();
}
WIN32_IO_OP(::FlushFileBuffers(hFile));
auto ft = reinterpret_cast<file_lowLevelIO::filetimes_t *>(arg2);
static_assert(sizeof(t_filetimestamp) == sizeof(FILETIME), "struct sanity");
const FILETIME * pCreation = nullptr;
const FILETIME * pLastAccess = nullptr;
const FILETIME * pLastWrite = nullptr;
if ( ft->creation != filetimestamp_invalid ) pCreation = (const FILETIME*)&ft->creation;
if ( ft->lastAccess != filetimestamp_invalid ) pLastAccess = (const FILETIME*)&ft->lastAccess;
if ( ft->lastWrite != filetimestamp_invalid ) pLastWrite = (const FILETIME*)&ft->lastWrite;
WIN32_IO_OP( SetFileTime(hFile, pCreation, pLastAccess, pLastWrite) );
return 1;
}
}
return 0;
}
}
#endif // _WIN32