test 4

net_util.c

@@ -22,27 +22,44 @@
 // Resolve a host name to its addresses with a filter and custom separator
 static char *dns_resolve_filter(const char *host, int32_t family, uint8_t max_addrs, int32_t *error) {
     char name[HOST_MAX] = {0};
+        struct addrinfo hints = {0};
     struct addrinfo *address_info = NULL;
     struct addrinfo *address = NULL;
     char *ai_string = NULL;
     size_t ai_string_len = 0;
     int32_t err = 0;
 
     // If no host supplied, then use local machine name
-    if (!host) {
+    /*if (!host) {
         err = gethostname(name, sizeof(name));
         if (err != 0) {
             LOG_ERROR("gethostname fail \n");
-
             goto dns_resolve_error;
             }
         LOG_ERROR("gethostname: %s\n", name);
     } else {
         // Otherwise copy the host provided
         strncat(name, host, sizeof(name) - 1);
+    }*/
+    hints.ai_flags = AI_NUMERICHOST;
+    hints.ai_family = AF_UNSPEC;
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_protocol = IPPROTO_TCP;
+    if (!host)
+        hints.ai_flags |= AI_PASSIVE;
+
+    err = getaddrinfo(host, NULL, &hints, &address_info);
+    /*if (err != EAI_NONAME) {
+        if (err != 0)
+            goto dns_resolve_error;
+
+        // Name is already an IP address
+        freeaddrinfo(address_info);
+        return strdup(host);
     }
 
-    err = getaddrinfo(name, NULL, NULL, &address_info);
+    hints.ai_flags = 0;
+    err = getaddrinfo(host, NULL, NULL, &address_info);*/
     if (err != 0) {
         LOG_ERROR("getaddr fail\n");
         goto dns_resolve_error;