diff options
Diffstat (limited to 'slirp/ip_icmp.c')
| -rw-r--r-- | slirp/ip_icmp.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/slirp/ip_icmp.c b/slirp/ip_icmp.c index b67a37359f..b24eae9b7b 100644 --- a/slirp/ip_icmp.c +++ b/slirp/ip_icmp.c @@ -63,7 +63,7 @@ static int icmp_flush[19] = { /* INFO (15) */ 0, /* INFO REPLY (16) */ 0, /* ADDR MASK (17) */ 0, -/* ADDR MASK REPLY (18) */ 0 +/* ADDR MASK REPLY (18) */ 0 }; /* @@ -78,13 +78,13 @@ icmp_input(m, hlen) register struct ip *ip=mtod(m, struct ip *); int icmplen=ip->ip_len; /* int code; */ - + DEBUG_CALL("icmp_input"); DEBUG_ARG("m = %lx", (long )m); DEBUG_ARG("m_len = %d", m->m_len); icmpstat.icps_received++; - + /* * Locate icmp structure in mbuf, and check * that its not corrupted and of at least minimum length. @@ -105,7 +105,7 @@ icmp_input(m, hlen) } m->m_len += hlen; m->m_data -= hlen; - + /* icmpstat.icps_inhist[icp->icmp_type]++; */ /* code = icp->icmp_code; */ @@ -121,7 +121,7 @@ icmp_input(m, hlen) struct sockaddr_in addr; if ((so = socreate()) == NULL) goto freeit; if(udp_attach(so) == -1) { - DEBUG_MISC((dfd,"icmp_input udp_attach errno = %d-%s\n", + DEBUG_MISC((dfd,"icmp_input udp_attach errno = %d-%s\n", errno,strerror(errno))); sofree(so); m_free(m); @@ -135,7 +135,7 @@ icmp_input(m, hlen) so->so_iptos = ip->ip_tos; so->so_type = IPPROTO_ICMP; so->so_state = SS_ISFCONNECTED; - + /* Send the packet */ addr.sin_family = AF_INET; if ((so->so_faddr.s_addr & htonl(0xffffff00)) == special_addr.s_addr) { @@ -157,7 +157,7 @@ icmp_input(m, hlen) (struct sockaddr *)&addr, sizeof(addr)) == -1) { DEBUG_MISC((dfd,"icmp_input udp sendto 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)); udp_detach(so); } } /* if ip->ip_dst.s_addr == alias_addr.s_addr */ @@ -173,7 +173,7 @@ icmp_input(m, hlen) icmpstat.icps_notsupp++; m_freem(m); break; - + default: icmpstat.icps_badtype++; m_freem(m); @@ -199,7 +199,7 @@ end_error: * mbuf *msrc is used as a template, but is NOT m_free()'d. * It is reported as the bad ip packet. The header should * be fully correct and in host byte order. - * ICMP fragmentation is illegal. All machines must accept 576 bytes in one + * ICMP fragmentation is illegal. All machines must accept 576 bytes in one * packet. The maximum payload is 576-20(ip hdr)-8(icmp hdr)=548 */ @@ -226,7 +226,7 @@ icmp_error(msrc, type, code, minsize, message) /* check msrc */ if(!msrc) goto end_error; ip = mtod(msrc, struct ip *); -#if DEBUG +#if DEBUG { char bufa[20], bufb[20]; strcpy(bufa, inet_ntoa(ip->ip_src)); strcpy(bufb, inet_ntoa(ip->ip_dst)); @@ -258,9 +258,9 @@ icmp_error(msrc, type, code, minsize, message) /* make the header of the reply packet */ ip = mtod(m, struct ip *); hlen= sizeof(struct ip ); /* no options in reply */ - + /* fill in icmp */ - m->m_data += hlen; + m->m_data += hlen; m->m_len -= hlen; icp = mtod(m, struct icmp *); @@ -269,7 +269,7 @@ icmp_error(msrc, type, code, minsize, message) else if(s_ip_len>ICMP_MAXDATALEN) /* maximum size */ s_ip_len=ICMP_MAXDATALEN; - m->m_len=ICMP_MINLEN+s_ip_len; /* 8 bytes ICMP header */ + m->m_len=ICMP_MINLEN+s_ip_len; /* 8 bytes ICMP header */ /* min. size = 8+sizeof(struct ip)+8 */ @@ -304,7 +304,7 @@ icmp_error(msrc, type, code, minsize, message) /* fill in ip */ ip->ip_hl = hlen >> 2; ip->ip_len = m->m_len; - + ip->ip_tos=((ip->ip_tos & 0x1E) | 0xC0); /* high priority for errors */ ip->ip_ttl = MAXTTL; @@ -313,7 +313,7 @@ icmp_error(msrc, type, code, minsize, message) ip->ip_src = alias_addr; (void ) ip_output((struct socket *)NULL, m); - + icmpstat.icps_reflect++; end_error: |