diff --git a/files/file.c b/files/file.c index 582ef8f39f861ded543416208136d61e85394daa..07ea93a607c178ab3e100770a9da52e25095fc8b 100644 --- a/files/file.c +++ b/files/file.c @@ -1410,7 +1410,8 @@ BOOL WINAPI GetOverlappedResult( if(lpTransferred) *lpTransferred = lpOverlapped->InternalHigh; - SetLastError(lpOverlapped->Internal); + SetLastError ( lpOverlapped->Internal == STATUS_PENDING ? + ERROR_IO_INCOMPLETE : lpOverlapped->Internal ); return (r==WAIT_OBJECT_0); } @@ -1598,41 +1599,21 @@ BOOL WINAPI ReadFile( HANDLE hFile, LPVOID buffer, DWORD bytesToRead, SetLastError(ERROR_INVALID_PARAMETER); return FALSE; } - - /* see if we can read some data already (this shouldn't block) */ - result = pread( unix_handle, buffer, bytesToRead, OVERLAPPED_OFFSET(overlapped) ); - if ((result < 0) && (errno == ESPIPE)) - result = read( unix_handle, buffer, bytesToRead ); - close(unix_handle); - - if(result<0) - { - if( (errno!=EAGAIN) && (errno!=EINTR) && - ((errno != EFAULT) || IsBadWritePtr( buffer, bytesToRead )) ) - { - FILE_SetDosError(); - return FALSE; - } - else - result = 0; - } - /* if we read enough to keep the app happy, then return now */ - if(result>=bytesToRead) - { - *bytesRead = result; - return TRUE; - } - - /* at last resort, do an overlapped read */ - overlapped->InternalHigh = result; + close(unix_handle); + overlapped->InternalHigh = 0; if(!FILE_ReadFileEx(hFile, buffer, bytesToRead, overlapped, NULL, overlapped->hEvent)) return FALSE; - /* fail on return, with ERROR_IO_PENDING */ - SetLastError(ERROR_IO_PENDING); - return FALSE; + if ( !GetOverlappedResult (hFile, overlapped, bytesRead, FALSE) ) + { + if ( GetLastError() == ERROR_IO_INCOMPLETE ) + SetLastError ( ERROR_IO_PENDING ); + return FALSE; + } + + return TRUE; } if (flags & FD_FLAG_TIMEOUT) { @@ -1817,43 +1798,20 @@ BOOL WINAPI WriteFile( HANDLE hFile, LPCVOID buffer, DWORD bytesToWrite, return FALSE; } - /* see if we can write some data already (this shouldn't block) */ - - result = pwrite( unix_handle, buffer, bytesToWrite, OVERLAPPED_OFFSET (overlapped) ); - if ((result < 0) && (errno == ESPIPE)) - result = write( unix_handle, buffer, bytesToWrite ); - close(unix_handle); + overlapped->InternalHigh = 0; - if(result<0) - { - if( (errno!=EAGAIN) && (errno!=EINTR) && - ((errno != EFAULT) || IsBadReadPtr( buffer, bytesToWrite )) ) - { - FILE_SetDosError(); - return FALSE; - } - else - result = 0; - } + if(!FILE_WriteFileEx(hFile, buffer, bytesToWrite, overlapped, NULL, overlapped->hEvent)) + return FALSE; - /* if we wrote enough to keep the app happy, then return now */ - if(result>=bytesToWrite) + if ( !GetOverlappedResult (hFile, overlapped, bytesWritten, FALSE) ) { - *bytesWritten = result; - return TRUE; - } - - /* at last resort, do an overlapped read */ - overlapped->Internal = STATUS_PENDING; - overlapped->InternalHigh = result; - - if(!FILE_WriteFileEx(hFile, buffer, bytesToWrite, overlapped, NULL, overlapped->hEvent)) + if ( GetLastError() == ERROR_IO_INCOMPLETE ) + SetLastError ( ERROR_IO_PENDING ); return FALSE; + } - /* fail on return, with ERROR_IO_PENDING */ - SetLastError(ERROR_IO_PENDING); - return FALSE; + return TRUE; } switch(type)