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better set socket options

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This commit is contained in:
Nikos Mavrogiannopoulos
2013-02-10 13:40:29 +01:00
parent db9f441e6e
commit f8713edc3f
1 changed files with 10 additions and 14 deletions
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24
src/main.c
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@@ -81,7 +81,7 @@ int _listen_ports(struct cfg_st* config, struct addrinfo *res, struct listen_lis
continue;
}
#if defined(HAVE_IPV6) && !defined(_WIN32)
#if defined(IPV6_V6ONLY)
if (ptr->ai_family == AF_INET6) {
y = 1;
/* avoid listen on ipv6 addresses failing
@@ -91,17 +91,13 @@ int _listen_ports(struct cfg_st* config, struct addrinfo *res, struct listen_lis
}
#endif
if (ptr->ai_socktype == SOCK_STREAM) {
y = 1;
if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
(const void *) &y, sizeof(y)) < 0) {
perror("setsockopt() failed");
close(s);
continue;
}
} else {
y = 1;
setsockopt(s, SOL_SOCKET, SO_REUSEADDR, (const void *) &y, sizeof(y));
y = 1;
if (setsockopt(s, SOL_SOCKET, SO_REUSEADDR,
(const void *) &y, sizeof(y)) < 0) {
perror("setsockopt(SO_REUSEADDR) failed");
}
if (ptr->ai_socktype == SOCK_DGRAM) {
#if defined(IP_DONTFRAG)
y = 1;
if (setsockopt(s, IPPROTO_IP, IP_DONTFRAG,
@@ -231,8 +227,8 @@ int s, y, e;
return -1;
}
#if defined(HAVE_IPV6) && !defined(_WIN32)
if (ptr->ai_family == AF_INET6) {
#if defined(IPPROTO_IPV6)
if (l->family == AF_INET6) {
y = 1;
/* avoid listen on ipv6 addresses failing
* because already listening on ipv4 addresses: */