taglinefilesource code
pupd571net/unix.cstruct unix_proto_data *pupd;
pupd584net/unix.cpupd = UN_DATA(sock)->peerupd;  /* safer than sock->conn */
pupd586net/unix.cwhile (!(space = UN_BUF_SPACE(pupd))) {
pupd625net/unix.cif (cando > (part = BUF_SIZE - pupd->bp_head))
pupd630net/unix.cmemcpy_fromfs(pupd->buf + pupd->bp_head, ubuf, cando);
pupd631net/unix.cpupd->bp_head = (pupd->bp_head + cando) & (BUF_SIZE-1);
pupd636net/unix.cspace = UN_BUF_SPACE(pupd);