diff options
| author | Ondrej Zajicek <santiago@crfreenet.org> | 2010-04-14 14:46:21 +0200 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2010-04-14 14:46:21 +0200 |
| commit | dcc6049444f5e12e0d0fcc4cfbb244c08b4c20b0 (patch) | |
| tree | 6f4ed3ca220e5c11693b9bb7b031b5fdfaa823de /sysdep/unix/io.c | |
| parent | 6e8067609673afef9eb9e786f4e43a73a3b544f0 (diff) | |
Fixes IPv6 build on older systems.
Diffstat (limited to 'sysdep/unix/io.c')
| -rw-r--r-- | sysdep/unix/io.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sysdep/unix/io.c b/sysdep/unix/io.c index d1fad1ff..c9e6fe13 100644 --- a/sysdep/unix/io.c +++ b/sysdep/unix/io.c @@ -668,6 +668,16 @@ get_sockaddr(struct sockaddr_in *sa, ip_addr *a, unsigned *port, int check) #define CMSG_RX_SPACE CMSG_SPACE(sizeof(struct in6_pktinfo)) #define CMSG_TX_SPACE CMSG_SPACE(sizeof(struct in6_pktinfo)) +/* + * RFC 2292 uses IPV6_PKTINFO for both the socket option and the cmsg + * type, RFC 3542 changed the socket option to IPV6_RECVPKTINFO. If we + * don't have IPV6_RECVPKTINFO we suppose the OS implements the older + * RFC and we use IPV6_PKTINFO. + */ +#ifndef IPV6_RECVPKTINFO +#define IPV6_RECVPKTINFO IPV6_PKTINFO +#endif + static char * sysio_register_cmsgs(sock *s) { |