diff options
Diffstat (limited to 'slirp/udp.c')
| -rw-r--r-- | slirp/udp.c | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/slirp/udp.c b/slirp/udp.c index 2504d119a4..44900ff144 100644 --- a/slirp/udp.c +++ b/slirp/udp.c @@ -168,7 +168,7 @@ udp_input(m, iphlen) if (so->so_lport != uh->uh_sport || so->so_laddr.s_addr != ip->ip_src.s_addr) { struct socket *tmp; - + for (tmp = udb.so_next; tmp != &udb; tmp = tmp->so_next) { if (tmp->so_lport == uh->uh_sport && tmp->so_laddr.s_addr == ip->ip_src.s_addr) { @@ -198,17 +198,17 @@ udp_input(m, iphlen) sofree(so); goto bad; } - + /* * Setup fields */ /* udp_last_so = so; */ so->so_laddr = ip->ip_src; so->so_lport = uh->uh_sport; - + if ((so->so_iptos = udp_tos(so)) == 0) so->so_iptos = ip->ip_tos; - + /* * XXXXX Here, check if it's in udpexec_list, * and if it is, do the fork_exec() etc. @@ -233,7 +233,7 @@ udp_input(m, iphlen) m->m_data -= iphlen; *ip=save_ip; DEBUG_MISC((dfd,"udp tx errno = %d-%s\n",errno,strerror(errno))); - icmp_error(m, ICMP_UNREACH,ICMP_UNREACH_NET, 0,strerror(errno)); + icmp_error(m, ICMP_UNREACH,ICMP_UNREACH_NET, 0,strerror(errno)); } m_free(so->so_m); /* used for ICMP if error on sorecvfrom */ @@ -320,7 +320,7 @@ int udp_output(struct socket *so, struct mbuf *m, } daddr.sin_addr = so->so_laddr; daddr.sin_port = so->so_lport; - + return udp_output2(so, m, &saddr, &daddr, so->so_iptos); } @@ -449,7 +449,7 @@ struct cu_header { */ if (getsockname(so->s, (struct sockaddr *)&addr, &addrlen) < 0) return; - + #define IS_OLD (so->so_emu == EMU_TALK) #define COPY_MSG(dest, src) { dest->type = src->type; \ @@ -480,10 +480,10 @@ struct cu_header { OTOSIN(nmsg, ctl_addr)->sin_addr = our_addr; strncpy(nmsg->l_name, getlogin(), NAME_SIZE_OLD); } - + if (type == LOOK_UP) return; /* for LOOK_UP this is enough */ - + if (IS_OLD) { /* make a copy of the message */ COPY_MSG(nmsg, omsg); nmsg->vers = 1; @@ -507,39 +507,39 @@ struct cu_header { if (type == ANNOUNCE) { int s; u_short temp_port; - + for(req = req_tbl; req; req = req->next) if (so == req->udp_so) break; /* found it */ - + if (!req) { /* no entry for so, create new */ req = (struct talk_request *) malloc(sizeof(struct talk_request)); req->udp_so = so; - req->tcp_so = solisten(0, + req->tcp_so = solisten(0, OTOSIN(omsg, addr)->sin_addr.s_addr, OTOSIN(omsg, addr)->sin_port, SS_FACCEPTONCE); req->next = req_tbl; req_tbl = req; - } - + } + /* replace port number in addr field */ addrlen = sizeof(addr); getsockname(req->tcp_so->s, (struct sockaddr *) &addr, - &addrlen); + &addrlen); OTOSIN(omsg, addr)->sin_port = addr.sin_port; OTOSIN(omsg, addr)->sin_addr = our_addr; OTOSIN(nmsg, addr)->sin_port = addr.sin_port; - OTOSIN(nmsg, addr)->sin_addr = our_addr; - + OTOSIN(nmsg, addr)->sin_addr = our_addr; + /* send LEAVE_INVITEs */ temp_port = OTOSIN(omsg, ctl_addr)->sin_port; OTOSIN(omsg, ctl_addr)->sin_port = 0; OTOSIN(nmsg, ctl_addr)->sin_port = 0; - omsg->type = nmsg->type = LEAVE_INVITE; - + omsg->type = nmsg->type = LEAVE_INVITE; + s = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); addr.sin_addr = our_addr; addr.sin_family = AF_INET; @@ -555,22 +555,22 @@ struct cu_header { OTOSIN(omsg, ctl_addr)->sin_port = temp_port; OTOSIN(nmsg, ctl_addr)->sin_port = temp_port; } - + /* * If it is a DELETE message, we send a copy to the * local daemons. Then we delete the entry corresponding * to our socket from the request table. */ - + if (type == DELETE) { struct talk_request *temp_req, *req_next; int s; u_short temp_port; - + temp_port = OTOSIN(omsg, ctl_addr)->sin_port; OTOSIN(omsg, ctl_addr)->sin_port = 0; OTOSIN(nmsg, ctl_addr)->sin_port = 0; - + s = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); addr.sin_addr = our_addr; addr.sin_family = AF_INET; @@ -581,7 +581,7 @@ struct cu_header { sendto(s, (char *)nmsg, sizeof(*nmsg), 0, (struct sockaddr *)&addr, sizeof(addr)); closesocket(s); - + OTOSIN(omsg, ctl_addr)->sin_port = temp_port; OTOSIN(nmsg, ctl_addr)->sin_port = temp_port; @@ -604,10 +604,10 @@ struct cu_header { } } } - - return; + + return; #endif - + case EMU_CUSEEME: /* @@ -623,7 +623,7 @@ struct cu_header { cu_head->s_port = addr.sin_port; cu_head->so_addr = our_addr.s_addr; } - + return; } } |