diff options
Diffstat (limited to 'sys/netinet/udp_usrreq.c')
| -rw-r--r-- | sys/netinet/udp_usrreq.c | 37 |
1 files changed, 21 insertions, 16 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c index 726988226d78..44e244c31c95 100644 --- a/sys/netinet/udp_usrreq.c +++ b/sys/netinet/udp_usrreq.c @@ -31,10 +31,11 @@ * SUCH DAMAGE. * * from: @(#)udp_usrreq.c 7.20 (Berkeley) 4/20/91 - * $Id: udp_usrreq.c,v 1.2 1993/10/16 18:26:43 rgrimes Exp $ + * $Id: udp_usrreq.c,v 1.7 1994/02/07 19:53:25 ache Exp $ */ #include "param.h" +#include "systm.h" #include "malloc.h" #include "mbuf.h" #include "protosw.h" @@ -47,6 +48,7 @@ #include "in.h" #include "in_systm.h" +#include "in_var.h" #include "ip.h" #include "in_pcb.h" #include "ip_var.h" @@ -54,27 +56,25 @@ #include "udp.h" #include "udp_var.h" -struct inpcb *udp_last_inpcb = &udb; +struct inpcb udb; /* Can't be static, because of netstat want it */ +static struct inpcb *udp_last_inpcb = &udb; + +static void udp_detach(struct inpcb *); /* * UDP protocol implementation. * Per RFC 768, August, 1980. */ +void udp_init() { udb.inp_next = udb.inp_prev = &udb; } -#ifndef COMPAT_42 -int udpcksum = 1; -#else -int udpcksum = 0; /* XXX */ -#endif -int udp_ttl = UDP_TTL; - -struct sockaddr_in udp_in = { sizeof(udp_in), AF_INET }; +static struct sockaddr_in udp_in = { sizeof(udp_in), AF_INET }; +void udp_input(m, iphlen) register struct mbuf *m; int iphlen; @@ -169,7 +169,10 @@ udp_input(m, iphlen) } *ip = save_ip; ip->ip_len += iphlen; - icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_PORT); + { + static struct in_addr fake; + icmp_error(m, ICMP_UNREACH, ICMP_UNREACH_PORT, fake, 0); + } return; } @@ -252,8 +255,10 @@ udp_saveopt(p, size, type) * Notify a udp user of an asynchronous error; * just wake up so that he can collect error status. */ +void udp_notify(inp, errno) register struct inpcb *inp; + int errno; { inp->inp_socket->so_error = errno; @@ -261,6 +266,7 @@ udp_notify(inp, errno) sowwakeup(inp->inp_socket); } +void udp_ctlinput(cmd, sa, ip) int cmd; struct sockaddr *sa; @@ -280,6 +286,7 @@ udp_ctlinput(cmd, sa, ip) in_pcbnotify(&udb, sa, 0, zeroin_addr, 0, cmd, udp_notify); } +int udp_output(inp, m, addr, control) register struct inpcb *inp; register struct mbuf *m; @@ -288,7 +295,7 @@ udp_output(inp, m, addr, control) register struct udpiphdr *ui; register int len = m->m_pkthdr.len; struct in_addr laddr; - int s, error = 0; + int s = 0, error = 0; if (control) m_freem(control); /* XXX */ @@ -362,11 +369,8 @@ release: return (error); } -u_long udp_sendspace = 9216; /* really max datagram size */ -u_long udp_recvspace = 40 * (1024 + sizeof(struct sockaddr_in)); - /* 40 1K datagrams */ - /*ARGSUSED*/ +int udp_usrreq(so, req, m, addr, control) struct socket *so; int req; @@ -503,6 +507,7 @@ release: return (error); } +static void udp_detach(inp) struct inpcb *inp; { |