diff options
| author | rrs <rrs@FreeBSD.org> | 2008-04-16 17:24:18 +0000 |
|---|---|---|
| committer | rrs <rrs@FreeBSD.org> | 2008-04-16 17:24:18 +0000 |
| commit | 04ee4c21641124d83460020c6fe707fc41ffd21e (patch) | |
| tree | abbb57af9a9871bceb4e1d9c90dbd91f1ed64dfd /sys/netinet/sctp_input.c | |
| parent | 267b42a43bcc8d85b017b2fb402c25af07ba0212 (diff) | |
| download | FreeBSD-src-04ee4c21641124d83460020c6fe707fc41ffd21e.zip FreeBSD-src-04ee4c21641124d83460020c6fe707fc41ffd21e.tar.gz | |
Allow SCTP to compile without INET6.
PR: 116816
Obtained from tuexen@fh-muenster.de:
MFC after: 2 weeks
Diffstat (limited to 'sys/netinet/sctp_input.c')
| -rw-r--r-- | sys/netinet/sctp_input.c | 67 |
1 files changed, 42 insertions, 25 deletions
diff --git a/sys/netinet/sctp_input.c b/sys/netinet/sctp_input.c index 4e57cb1..1602459 100644 --- a/sys/netinet/sctp_input.c +++ b/sys/netinet/sctp_input.c @@ -1248,7 +1248,11 @@ sctp_process_cookie_existing(struct mbuf *m, int iphlen, int offset, return (NULL); } /* pre-reserve some space */ +#ifdef INET6 SCTP_BUF_RESV_UF(op_err, sizeof(struct ip6_hdr)); +#else + SCTP_BUF_RESV_UF(op_err, sizeof(struct ip)); +#endif SCTP_BUF_RESV_UF(op_err, sizeof(struct sctphdr)); SCTP_BUF_RESV_UF(op_err, sizeof(struct sctp_chunkhdr)); /* Set the len */ @@ -2116,31 +2120,40 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset, } /* First get the destination address setup too. */ iph = mtod(m, struct ip *); - if (iph->ip_v == IPVERSION) { - /* its IPv4 */ - struct sockaddr_in *lsin; - - lsin = (struct sockaddr_in *)(localep_sa); - memset(lsin, 0, sizeof(*lsin)); - lsin->sin_family = AF_INET; - lsin->sin_len = sizeof(*lsin); - lsin->sin_port = sh->dest_port; - lsin->sin_addr.s_addr = iph->ip_dst.s_addr; - size_of_pkt = SCTP_GET_IPV4_LENGTH(iph); - } else if (iph->ip_v == (IPV6_VERSION >> 4)) { - /* its IPv6 */ - struct ip6_hdr *ip6; - struct sockaddr_in6 *lsin6; - - lsin6 = (struct sockaddr_in6 *)(localep_sa); - memset(lsin6, 0, sizeof(*lsin6)); - lsin6->sin6_family = AF_INET6; - lsin6->sin6_len = sizeof(struct sockaddr_in6); - ip6 = mtod(m, struct ip6_hdr *); - lsin6->sin6_port = sh->dest_port; - lsin6->sin6_addr = ip6->ip6_dst; - size_of_pkt = SCTP_GET_IPV6_LENGTH(ip6) + iphlen; - } else { + switch (iph->ip_v) { + case IPVERSION: + { + /* its IPv4 */ + struct sockaddr_in *lsin; + + lsin = (struct sockaddr_in *)(localep_sa); + memset(lsin, 0, sizeof(*lsin)); + lsin->sin_family = AF_INET; + lsin->sin_len = sizeof(*lsin); + lsin->sin_port = sh->dest_port; + lsin->sin_addr.s_addr = iph->ip_dst.s_addr; + size_of_pkt = SCTP_GET_IPV4_LENGTH(iph); + break; + } +#ifdef INET6 + case IPV6_VERSION >> 4: + { + /* its IPv6 */ + struct ip6_hdr *ip6; + struct sockaddr_in6 *lsin6; + + lsin6 = (struct sockaddr_in6 *)(localep_sa); + memset(lsin6, 0, sizeof(*lsin6)); + lsin6->sin6_family = AF_INET6; + lsin6->sin6_len = sizeof(struct sockaddr_in6); + ip6 = mtod(m, struct ip6_hdr *); + lsin6->sin6_port = sh->dest_port; + lsin6->sin6_addr = ip6->ip6_dst; + size_of_pkt = SCTP_GET_IPV6_LENGTH(ip6) + iphlen; + break; + } +#endif + default: return (NULL); } @@ -2287,7 +2300,11 @@ sctp_handle_cookie_echo(struct mbuf *m, int iphlen, int offset, return (NULL); } /* pre-reserve some space */ +#ifdef INET6 SCTP_BUF_RESV_UF(op_err, sizeof(struct ip6_hdr)); +#else + SCTP_BUF_RESV_UF(op_err, sizeof(struct ip)); +#endif SCTP_BUF_RESV_UF(op_err, sizeof(struct sctphdr)); SCTP_BUF_RESV_UF(op_err, sizeof(struct sctp_chunkhdr)); |
