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| author | Maria Matejka <mq@ucw.cz> | 2022-09-27 12:39:07 +0200 |
|---|---|---|
| committer | Maria Matejka <mq@ucw.cz> | 2022-09-27 12:39:07 +0200 |
| commit | 32a67c93ebf29309286dca5195f026eeda3f78a2 (patch) | |
| tree | 578c6038187d0c50c4a4f250e440983dbb93029d /sysdep/linux/sysio.h | |
| parent | 57a34d466e85bedbf40a0f7cbde23b843a303c8d (diff) | |
| parent | cae5979871ee7aa341334f8b1af6bafc60ee9692 (diff) | |
Merge commit 'cae5979871ee7aa341334f8b1af6bafc60ee9692' into tmp-bad-learn
Diffstat (limited to 'sysdep/linux/sysio.h')
| -rw-r--r-- | sysdep/linux/sysio.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/sysdep/linux/sysio.h b/sysdep/linux/sysio.h index e21ff487..f13eda7c 100644 --- a/sysdep/linux/sysio.h +++ b/sysdep/linux/sysio.h @@ -10,6 +10,10 @@ #define IPV6_MINHOPCOUNT 73 #endif +#ifndef IPV6_FREEBIND +#define IPV6_FREEBIND 78 +#endif + #ifndef TCP_MD5SIG_EXT #define TCP_MD5SIG_EXT 32 #endif @@ -266,3 +270,18 @@ sk_set_priority(sock *s, int prio) return 0; } +static inline int +sk_set_freebind(sock *s) +{ + int y = 1; + + if (sk_is_ipv4(s)) + if (setsockopt(s->fd, SOL_IP, IP_FREEBIND, &y, sizeof(y)) < 0) + ERR("IP_FREEBIND"); + + if (sk_is_ipv6(s)) + if (setsockopt(s->fd, SOL_IPV6, IPV6_FREEBIND, &y, sizeof(y)) < 0) + ERR("IPV6_FREEBIND"); + + return 0; +} |