X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fshared%2Fsocket-util.c;h=911dbfe55a409445f585fbc1d1d7b6ffe585b2eb;hp=0a0726d87ddfb4eca9034f2fa30f8c1e69b56b5c;hb=fedfcdee6f55c3f183752b7fac4879bf41eed60b;hpb=b31f535c9a7af9b5f5c4f5d4e52be9159af72127

diff --git a/src/shared/socket-util.c b/src/shared/socket-util.c
index 0a0726d87..911dbfe55 100644
--- a/src/shared/socket-util.c
+++ b/src/shared/socket-util.c
@@ -426,11 +426,11 @@ bool socket_ipv6_is_supported(void) {
         _cleanup_free_ char *l = NULL;
 
         if (access("/sys/module/ipv6", F_OK) != 0)
-                return 0;
+                return false;
 
         /* If we can't check "disable" parameter, assume enabled */
         if (read_one_line_file("/sys/module/ipv6/parameters/disable", &l) < 0)
-                return 1;
+                return true;
 
         /* If module was loaded with disable=1 no IPv6 available */
         return l[0] == '0';
@@ -633,20 +633,20 @@ int socknameinfo_pretty(union sockaddr_union *sa, socklen_t salen, char **_ret)
         r = getnameinfo(&sa->sa, salen, host, sizeof(host), NULL, 0,
                         NI_IDN|NI_IDN_USE_STD3_ASCII_RULES);
         if (r != 0) {
-                _cleanup_free_ char *sockname = NULL;
                 int saved_errno = errno;
 
-                r = sockaddr_pretty(&sa->sa, salen, true, &sockname);
-                if (r < 0)
+                r = sockaddr_pretty(&sa->sa, salen, true, &ret);
+                if (r < 0) {
                         log_error("sockadd_pretty() failed: %s", strerror(-r));
-                else
-                        log_error("getnameinfo(%s) failed: %s", sockname, strerror(-r));
-                return -saved_errno;
-        }
+                        return r;
+                }
 
-        ret = strdup(host);
-        if (!ret)
-                return log_oom();
+                log_debug("getnameinfo(%s) failed: %s", ret, strerror(saved_errno));
+        } else {
+                ret = strdup(host);
+                if (!ret)
+                        return log_oom();
+        }
 
         *_ret = ret;
         return 0;
@@ -711,3 +711,38 @@ static const char* const socket_address_bind_ipv6_only_table[_SOCKET_ADDRESS_BIN
 };
 
 DEFINE_STRING_TABLE_LOOKUP(socket_address_bind_ipv6_only, SocketAddressBindIPv6Only);
+
+bool sockaddr_equal(const union sockaddr_union *a, const union sockaddr_union *b) {
+        assert(a);
+        assert(b);
+
+        if (a->sa.sa_family != b->sa.sa_family)
+                return false;
+
+        if (a->sa.sa_family == AF_INET)
+                return a->in.sin_addr.s_addr == b->in.sin_addr.s_addr;
+
+        if (a->sa.sa_family == AF_INET6)
+                return memcmp(&a->in6.sin6_addr, &b->in6.sin6_addr, sizeof(a->in6.sin6_addr)) == 0;
+
+        return false;
+}
+
+char* ether_addr_to_string(const struct ether_addr *addr, char buffer[ETHER_ADDR_TO_STRING_MAX]) {
+        assert(addr);
+        assert(buffer);
+
+        /* Like ether_ntoa() but uses %02x instead of %x to print
+         * ethernet addresses, which makes them look less funny. Also,
+         * doesn't use a static buffer. */
+
+        sprintf(buffer, "%02x:%02x:%02x:%02x:%02x:%02x",
+                addr->ether_addr_octet[0],
+                addr->ether_addr_octet[1],
+                addr->ether_addr_octet[2],
+                addr->ether_addr_octet[3],
+                addr->ether_addr_octet[4],
+                addr->ether_addr_octet[5]);
+
+        return buffer;
+}