-/* uipc_socket2.c 4.28 82/10/09 */
+/* uipc_socket2.c 4.35 83/01/13 */
#include "../h/param.h"
#include "../h/systm.h"
if (head->so_qlen + head->so_q0len > 3 * head->so_qlimit / 2)
goto bad;
- m = m_getclr(M_DONTWAIT);
- if (m == 0)
+ m = m_getclr(M_DONTWAIT, MT_SOCKET);
+ if (m == NULL)
goto bad;
so = mtod(m, struct socket *);
so->so_type = head->so_type;
so->so_options = head->so_options &~ SO_ACCEPTCONN;
so->so_linger = head->so_linger;
- so->so_state = head->so_state;
+ so->so_state = head->so_state | SS_NOFDREF;
so->so_proto = head->so_proto;
so->so_timeo = head->so_timeo;
so->so_pgrp = head->so_pgrp;
soqinsque(head, so, 0);
- if ((*so->so_proto->pr_usrreq)(so, PRU_ATTACH, 0, 0, 0)) {
+ if ((*so->so_proto->pr_usrreq)(so, PRU_ATTACH, (struct mbuf *)0,
+ (struct mbuf *)0)) {
(void) soqremque(so, 0);
- m_free(m);
+ (void) m_free(m);
goto bad;
}
return (so);
* also add data to, and remove data from socket buffers repectively.
*/
+soreserve(so, sndcc, rcvcc)
+ struct socket *so;
+ int sndcc, rcvcc;
+{
+
+ if (sbreserve(&so->so_snd, sndcc) == 0)
+ goto bad;
+ if (sbreserve(&so->so_rcv, rcvcc) == 0)
+ goto bad2;
+ return (0);
+bad2:
+ sbrelease(&so->so_snd);
+bad:
+ return (ENOBUFS);
+}
+
/*
* Allot mbufs to a sockbuf.
*/
/* someday maybe this routine will fail... */
sb->sb_hiwat = cc;
+ /* the 2 implies names can be no more than 1 mbuf each */
sb->sb_mbmax = cc*2;
return (1);
}
}
if (len > sbspace(sb))
return (0);
- m = m_get(M_DONTWAIT);
+ m = m_get(M_DONTWAIT, MT_SONAME);
if (m == 0)
return (0);
m->m_len = sizeof (struct sockaddr);
return (1);
}
+#ifdef notdef
+SBCHECK(sb, str)
+ struct sockbuf *sb;
+ char *str;
+{
+ register int cnt = sb->sb_cc;
+ register int mbcnt = sb->sb_mbcnt;
+ register struct mbuf *m;
+
+ for (m = sb->sb_mb; m; m = m->m_next) {
+ cnt -= m->m_len;
+ mbcnt -= MSIZE;
+ if (m->m_off > MMAXOFF)
+ mbcnt -= CLBYTES;
+ }
+ if (cnt || mbcnt) {
+ printf("cnt %d mbcnt %d\n", cnt, mbcnt);
+ panic(str);
+ }
+}
+#endif
+
/*
* Free all mbufs on a sockbuf mbuf chain.
* Check that resource allocations return to 0.