private unsafe int WriteFileNative(SafeFileHandle handle, byte[] bytes, int offset, int count, out int hr)
{
// Don't corrupt memory when multiple threads are erroneously writing
// to this stream simultaneously. (the OS is reading from
// the array we pass to WriteFile, but if we read beyond the end and
// that memory isn't allocated, we could get an AV.)
if (bytes.Length - offset < count)
{
throw new IndexOutOfRangeException("IORaceCondition");
}
// You can't use the fixed statement on an array of length 0.
if (bytes.Length == 0)
{
hr = 0;
return(0);
}
int numBytesWritten = 0;
int r = 0;
hr = 0;
numBytesWritten = handle.WriteFile(bytes, offset, count);
return(numBytesWritten);
}
private static int WriteFileNative(SafeFileHandle hFile, byte[] bytes, int offset, int count)
{
// You can't use the fixed statement on an array of length 0.
if (bytes.Length == 0)
{
return(ERROR_SUCCESS);
}
bool writeSuccess;
int numBytesWritten = hFile.WriteFile(bytes, offset, count);
writeSuccess = (0 != numBytesWritten);
if (writeSuccess)
{
return(ERROR_SUCCESS);
}
int errorCode = -1;
return(errorCode);
}
private static int WriteFileNative(SafeFileHandle hFile, byte[] bytes, int offset, int count)
{
// You can't use the fixed statement on an array of length 0.
if (bytes.Length == 0)
return ERROR_SUCCESS;
bool writeSuccess;
int numBytesWritten = hFile.WriteFile(bytes, offset, count);
writeSuccess = (0 != numBytesWritten);
if (writeSuccess)
return ERROR_SUCCESS;
int errorCode = -1;
return errorCode;
}
