Lines Matching defs:buf
402 DBG( _DBG_PROC, "buf = 0x%08lx\n", (unsigned long)scanner->buf );
404 if( NULL == scanner->buf ) {
413 scanner->buf, data_length);
416 unsigned char *buf = scanner->buf;
419 status = scanner->hw->prepare( scanner->hw, buf );
430 write( scanner->w_pipe, buf, scanner->params.bytes_per_line );
432 buf += scanner->params.bytes_per_line;
453 write( scanner->w_pipe, scanner->buf, status );
1388 if( NULL != s->buf )
1389 free(s->buf);
1986 s->buf = realloc( s->buf, (s->params.lines) * s->params.bytes_per_line );
1987 if( NULL == s->buf ) {