Lines Matching defs:len
1156 * returned is stored in *len. A backend must set this to zero when
1164 sane_read (SANE_Handle handle, SANE_Byte * buf, SANE_Int max_len, SANE_Int * len)
1171 *len = 0;
1207 *len = s->bytes_rx - s->bytes_tx;
1208 if(*len > max_len){
1209 *len = max_len;
1212 memcpy(buf,s->buffer+s->bytes_tx,*len);
1213 s->bytes_tx += *len;
1215 DBG (10, "sane_read: %d,%d,%d finish\n", *len,s->bytes_rx,s->bytes_tx);
1224 /*cmd len-le16 move lines ??? ??? ??? ???*/