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Refactor isc__nm_socket_freebind() to take fd and sa_family as args

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The isc__nm_socket_freebind() has been refactored to match other
isc__nm_socket_...() helper functions and take uv_os_fd_t and
sa_family_t as function arguments.
This commit is contained in:
Ondřej Surý
2020-10-05 11:17:52 +02:00
committed by Ondřej Surý
parent d685bbc822
commit 9dc01a636b
4 changed files with 25 additions and 25 deletions
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34
lib/isc/netmgr/netmgr.c
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@@ -1584,50 +1584,44 @@ isc__nm_decstats(isc_nm_t *mgr, isc_statscounter_t counterid) {
setsockopt(socket, level, name, &(int){ 1 }, sizeof(int))
isc_result_t
isc__nm_socket_freebind(const uv_handle_t *handle) {
isc__nm_socket_freebind(uv_os_fd_t fd, sa_family_t sa_family) {
/*
* Set the IP_FREEBIND (or equivalent option) on the uv_handle.
*/
isc_result_t result = ISC_R_SUCCESS;
uv_os_fd_t fd;
if (uv_fileno(handle, &fd) != 0) {
return (ISC_R_FAILURE);
}
#ifdef IP_FREEBIND
UNUSED(sa_family);
if (setsockopt_on(fd, IPPROTO_IP, IP_FREEBIND) == -1) {
return (ISC_R_FAILURE);
}
return (ISC_R_SUCCESS);
#elif defined(IP_BINDANY) || defined(IPV6_BINDANY)
struct sockaddr_in sockfd;
if (getsockname(fd, (struct sockaddr *)&sockfd,
&(socklen_t){ sizeof(sockfd) }) == -1)
{
return (ISC_R_FAILURE);
}
if (sa_family == AF_INET) {
#if defined(IP_BINDANY)
if (sockfd.sin_family == AF_INET) {
if (setsockopt_on(fd, IPPROTO_IP, IP_BINDANY) == -1) {
return (ISC_R_FAILURE);
}
}
return (ISC_R_SUCCESS);
#endif
} else if (sa_family == AF_INET6) {
#if defined(IPV6_BINDANY)
if (sockfd.sin_family == AF_INET6) {
if (setsockopt_on(fd, IPPROTO_IPV6, IPV6_BINDANY) == -1) {
return (ISC_R_FAILURE);
}
}
return (ISC_R_SUCCESS);
#endif
}
return (ISC_R_NOTIMPLEMENTED);
#elif defined(SO_BINDANY)
UNUSED(sa_family);
if (setsockopt_on(fd, SOL_SOCKET, SO_BINDANY) == -1) {
return (ISC_R_FAILURE);
}
return (ISC_R_SUCCESS);
#else
UNUSED(handle);
result = ISC_R_NOTIMPLEMENTED;
UNUSED(fd);
UNUSED(sa_family);
return (ISC_R_NOTIMPLEMENTED);
#endif
return (result);
}
isc_result_t