105         iov[1].iov_len = 0;  in sopreprbuf()
107 		iov[0].iov_len = sb->sb_rptr - sb->sb_wptr;  in sopreprbuf()
109 		if (iov[0].iov_len > len)  in sopreprbuf()
110 		   iov[0].iov_len = len;  in sopreprbuf()
111 		if (iov[0].iov_len > mss)  in sopreprbuf()
112 		   iov[0].iov_len -= iov[0].iov_len%mss;  in sopreprbuf()
115 		iov[0].iov_len = (sb->sb_data + sb->sb_datalen) - sb->sb_wptr;  in sopreprbuf()
117 		if (iov[0].iov_len > len) iov[0].iov_len = len;  in sopreprbuf()
118 		len -= iov[0].iov_len;  in sopreprbuf()
121 			iov[1].iov_len = sb->sb_rptr - sb->sb_data;  in sopreprbuf()
122 			if(iov[1].iov_len > len)  in sopreprbuf()
123 			   iov[1].iov_len = len;  in sopreprbuf()
124 			total = iov[0].iov_len + iov[1].iov_len;  in sopreprbuf()
127 				if (iov[1].iov_len > lss) {  in sopreprbuf()
128 					iov[1].iov_len -= lss;  in sopreprbuf()
131 					lss -= iov[1].iov_len;  in sopreprbuf()
132 					iov[0].iov_len -= lss;  in sopreprbuf()
138 			if (iov[0].iov_len > mss)  in sopreprbuf()
139 			   iov[0].iov_len -= iov[0].iov_len%mss;  in sopreprbuf()
146 	return iov[0].iov_len + (n - 1) * iov[1].iov_len;  in sopreprbuf()
174 	nn = recv(so->s, iov[0].iov_base, iov[0].iov_len,0);  in soread()
197 	if (n == 2 && nn == iov[0].iov_len) {  in soread()
199             ret = recv(so->s, iov[1].iov_base, iov[1].iov_len,0);  in soread()
231     nn = MIN(iov[0].iov_len, copy);  in soreadbuf()
375         iov[1].iov_len = 0;  in sowrite()
377 		iov[0].iov_len = sb->sb_wptr - sb->sb_rptr;  in sowrite()
379 		if (iov[0].iov_len > len) iov[0].iov_len = len;  in sowrite()
382 		iov[0].iov_len = (sb->sb_data + sb->sb_datalen) - sb->sb_rptr;  in sowrite()
383 		if (iov[0].iov_len > len) iov[0].iov_len = len;  in sowrite()
384 		len -= iov[0].iov_len;  in sowrite()
387 			iov[1].iov_len = sb->sb_wptr - sb->sb_data;  in sowrite()
388 			if (iov[1].iov_len > len) iov[1].iov_len = len;  in sowrite()
400 	nn = slirp_send(so, iov[0].iov_base, iov[0].iov_len,0);  in sowrite()
415 	if (n == 2 && nn == iov[0].iov_len) {  in sowrite()
417             ret = slirp_send(so, iov[1].iov_base, iov[1].iov_len,0);  in sowrite()