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WriteFile to fail is that you are passing NULL as the fourth parameter, which is not allowed for older Windows vision. #78

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WriteFile to fail is that you are passing NULL as the fourth parameter, which is not allowed for older Windows vision. #78

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9 changes: 6 additions & 3 deletions src/main.c
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Original file line number Diff line number Diff line change
Expand Up @@ -60,7 +60,8 @@ BOOLEAN BufferBytes(HANDLE File, void* Buf, unsigned long BufSize)

if (BufSize > CurSpace && CurSpace < WRITEBUF_SIZE) {
// Flush write buffer to make space for the new bytes.
if (!WriteFile(File, WriteBuf, WriteBufNext, NULL, NULL)) {
DWORD at;
if (!WriteFile(File, WriteBuf, WriteBufNext, &at, NULL)) {
return FALSE;
}
WriteBufNext = 0;
Expand All @@ -70,7 +71,8 @@ BOOLEAN BufferBytes(HANDLE File, void* Buf, unsigned long BufSize)
if (BufSize > CurSpace) {
// The buffer is empty and we still don't have enough space.
// Bypass the buffer and write directly to the file.
if (!WriteFile(File, Buf, BufSize, NULL, NULL)) {
DWORD at;
if (!WriteFile(File, Buf, BufSize, &at, NULL)) {
return FALSE;
}
} else {
Expand All @@ -83,7 +85,8 @@ BOOLEAN BufferBytes(HANDLE File, void* Buf, unsigned long BufSize)

BOOLEAN FlushBufferBytes(HANDLE File)
{
if (!WriteFile(File, WriteBuf, WriteBufNext, NULL, NULL)) {
DWORD at;
if (!WriteFile(File, WriteBuf, WriteBufNext, &at, NULL)) {
return FALSE;
}
WriteBufNext = 0;
Expand Down