Lines Matching refs:rd
749 if (buf->wr >= buf->rd)
750 return (buf->wr - buf->rd);
751 return (buf->size - buf->rd) + buf->wr;
756 if (buf->rd > buf->wr)
757 return (buf->size - buf->rd);
758 return (buf->wr - buf->rd);
795 src_data = (u32 *)(buf->data + buf->rd);
797 buf->rd += 4;
802 buf->rd = 0;
813 memcpy(dest, (b->data + b->rd), size);
814 b->rd += size;
1344 buf.rd = read_offset;