116 buf_getbuf(tcprb_t *rb, boff_t off)  in buf_getbuf()  argument
119 	int id = off / UNITBUFSIZE;  in buf_getbuf()
295 buf_##rw(tcprb_t *rb, uint8_t *buf, int len, loff_t off) \
301 	boff_t from = loff2boff(rb, off); \
302 	boff_t to = loff2boff(rb, off + len); \
307 		off = UNITBUFSIZE - (from % UNITBUFSIZE); \
308 		MEMCPY_FOR_##rw(&buf[0], &bufseg_from->buf[from % UNITBUFSIZE], off); \
312 			MEMCPY_FOR_##rw(&buf[off], &bufseg->buf[0], UNITBUFSIZE); \
313 			off += UNITBUFSIZE; \
318 			MEMCPY_FOR_##rw(&buf[off], &bufseg->buf[0], UNITBUFSIZE); \
319 			off += UNITBUFSIZE; \
321 		MEMCPY_FOR_##rw(&buf[off], &bufseg_to->buf[0], to % UNITBUFSIZE); \
325 		off = UNITBUFSIZE - (from % UNITBUFSIZE); \
326 		MEMCPY_FOR_##rw(&buf[0], &bufseg_from->buf[from % UNITBUFSIZE], off); \
330 			MEMCPY_FOR_##rw(&buf[off], &bufseg->buf[0], UNITBUFSIZE); \
331 			off += UNITBUFSIZE; \
333 		MEMCPY_FOR_##rw(&buf[off], &bufseg_to->buf[0], to % UNITBUFSIZE); \
346 	loff_t off = seq - isn;  in FUNCDEF_BUF_RW()  local
348 	while (off < rb->head)  in FUNCDEF_BUF_RW()
349 		off += 0x100000000;  in FUNCDEF_BUF_RW()
351 	return off;  in FUNCDEF_BUF_RW()
484 tcprb_fflen(tcprb_t *rb, uint8_t *buf, int len, loff_t off)  in tcprb_fflen()  argument
487 		off < rb->head || off >= rb->pile + rb->metalen)  in tcprb_fflen()
490 	else if (len == 0 || off + len < rb->pile)  in tcprb_fflen()
493 	int ff = (off + len) - (rb->head + MIN(rb->len, rb->metalen));  in tcprb_fflen()
605 tcprb_ppeek(tcprb_t *rb, uint8_t *buf, int len, loff_t off)  in tcprb_ppeek()  argument
615 		if (off >= f->head && off < f->tail) {  in tcprb_ppeek()
624 	int plen = MIN(len, f->tail - off);  in tcprb_ppeek()
626 	buf_read(rb, buf, plen, off);  in tcprb_ppeek()
632 tcprb_pwrite(tcprb_t *rb, uint8_t *buf, int len, loff_t off)  in tcprb_pwrite()  argument
643 		off < rb->head || off >= rb->pile + rb->metalen)  in tcprb_pwrite()
647 	else if (off + len < rb->pile) /* already written */  in tcprb_pwrite()
652 	if ((ff = (off + len) - (rb->head + MIN(rb->len, rb->metalen))) > 0)  in tcprb_pwrite()
657 		efhead = off + len;  in tcprb_pwrite()
679 			if (f->head <= off + uoff) {  in tcprb_pwrite()
680 				if (f->tail > off + uoff) {  in tcprb_pwrite()
682 					wrlen = f->tail - (off + uoff);  in tcprb_pwrite()
684 				} else if (f->tail == off + uoff) {  in tcprb_pwrite()
703 					wrlen = fnext ? MIN(fnext->head - (off + uoff), len - uoff)  in tcprb_pwrite()
714 			} else if (f->head <= off + len) {  in tcprb_pwrite()
716 				wrlen = MIN(f->head - (off + uoff), len - uoff);  in tcprb_pwrite()
750 			new->head = off;  in tcprb_pwrite()
751 			new->tail = off + len;  in tcprb_pwrite()
760 			buf_write(rb, &buf[uoff], wrlen, off + uoff);  in tcprb_pwrite()
905 		loff_t off = seq2loff(rb, pctx->p.seq, recvside_stream->rcvvar->irs + 1);  in tcp_rb_overlapchk()  local
907 			if (DOESOVERLAP(f->head, f->tail, off, off + pctx->p.payloadlen)) {  in tcp_rb_overlapchk()