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fix(server.c): better dual-stack mode handling

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Tom MTT. 2022-12-11 00:44:50 +01:00
parent 3c356481e1
commit 63319d7525
1 changed files with 3 additions and 7 deletions
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10
server.c
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@ -103,18 +103,14 @@ int initialize_server()
if (setsockopt(server, SOL_SOCKET, SO_REUSEADDR, &(int){ 1 }, sizeof(int)) < 0)
return -1;
#ifndef __OpenBSD__
/* Enable dual-stack mode on supported platforms */
verbose(3, " IPV6_V6ONLY...");
if (setsockopt(server, IPPROTO_IPV6, IPV6_V6ONLY, &ipv6_only, sizeof(ipv6_only)) < 0)
return -1;
#else
if (ipv6_only == 0) {
syslog(LOG_WARNING, "dual-stack mode is disabled on OpenBSD.");
if (setsockopt(server, IPPROTO_IPV6, IPV6_V6ONLY, &ipv6_only, sizeof(ipv6_only)) < 0) {
syslog(LOG_WARNING, "dual-stack mode is disabled on your platform.");
syslog(LOG_WARNING, "feuille will only listen on the `::' IPv6 address.");
puts("");
}
#endif
/* bind address and port */
verbose(3, "binding address on the socket...");