diff options
Diffstat (limited to 'src/shared/socket-label.c')
-rw-r--r-- | src/shared/socket-label.c | 44 |
1 files changed, 23 insertions, 21 deletions
diff --git a/src/shared/socket-label.c b/src/shared/socket-label.c index ff212de825..c8be17a1d5 100644 --- a/src/shared/socket-label.c +++ b/src/shared/socket-label.c @@ -41,6 +41,7 @@ int socket_address_listen( const SocketAddress *a, + int flags, int backlog, SocketAddressBindIPv6Only only, const char *bind_to_device, @@ -48,27 +49,31 @@ int socket_address_listen( bool transparent, mode_t directory_mode, mode_t socket_mode, - const char *label, - int *ret) { + const char *label) { + + _cleanup_close_ int fd = -1; + int r, one; - int r, fd, one; assert(a); - assert(ret); - if ((r = socket_address_verify(a)) < 0) + r = socket_address_verify(a); + if (r < 0) return r; if (socket_address_family(a) == AF_INET6 && !socket_ipv6_is_supported()) return -EAFNOSUPPORT; - r = label_socket_set(label); - if (r < 0) - return r; + if (label) { + r = label_socket_set(label); + if (r < 0) + return r; + } - fd = socket(socket_address_family(a), a->type | SOCK_NONBLOCK | SOCK_CLOEXEC, a->protocol); + fd = socket(socket_address_family(a), a->type | flags, a->protocol); r = fd < 0 ? -errno : 0; - label_socket_clear(); + if (label) + label_socket_clear(); if (r < 0) return r; @@ -77,13 +82,13 @@ int socket_address_listen( int flag = only == SOCKET_ADDRESS_IPV6_ONLY; if (setsockopt(fd, IPPROTO_IPV6, IPV6_V6ONLY, &flag, sizeof(flag)) < 0) - goto fail; + return -errno; } if (socket_address_family(a) == AF_INET || socket_address_family(a) == AF_INET6) { if (bind_to_device) if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, bind_to_device, strlen(bind_to_device)+1) < 0) - goto fail; + return -errno; if (free_bind) { one = 1; @@ -100,7 +105,7 @@ int socket_address_listen( one = 1; if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)) < 0) - goto fail; + return -errno; if (socket_address_family(a) == AF_UNIX && a->sockaddr.un.sun_path[0] != 0) { mode_t old_mask; @@ -108,7 +113,7 @@ int socket_address_listen( /* Create parents */ mkdir_parents_label(a->sockaddr.un.sun_path, directory_mode); - /* Enforce the right access mode for the socket*/ + /* Enforce the right access mode for the socket */ old_mask = umask(~ socket_mode); /* Include the original umask in our mask */ @@ -127,17 +132,14 @@ int socket_address_listen( r = bind(fd, &a->sockaddr.sa, a->size); if (r < 0) - goto fail; + return -errno; if (socket_address_can_accept(a)) if (listen(fd, backlog) < 0) - goto fail; + return -errno; - *ret = fd; - return 0; + r = fd; + fd = -1; -fail: - r = -errno; - close_nointr_nofail(fd); return r; } |