Changes in uspace/app/dnsres/dnsres.c [5a324d99:959d2ec] in mainline

File:

• uspace/app/dnsres/dnsres.c (modified) (1 diff)

uspace/app/dnsres/dnsres.c

@@ -39 +39 @@
 #include <stdlib.h>
 
-#define NAME  "dnsres"
+#define NAME "dnsres"
 
 static void print_syntax(void)
 {
-        printf("Syntax: %s [-4|-6] <host-name>\n", NAME);
+        printf("syntax: " NAME " <host-name>\n");
 }
 
 int main(int argc, char *argv[])
 {
-        if ((argc < 2) || (argc > 3)) {
+        int rc;
+        dnsr_hostinfo_t *hinfo;
+        char *hname;
+        char *saddr;
+
+        if (argc != 2) {
                 print_syntax();
                 return 1;
         }
-        
-        uint16_t ver;
-        char *hname;
-        
-        if (str_cmp(argv[1], "-4") == 0) {
-                if (argc < 3) {
-                        print_syntax();
-                        return 1;
-                }
-                
-                ver = ip_v4;
-                hname = argv[2];
-        } else if (str_cmp(argv[1], "-6") == 0) {
-                if (argc < 3) {
-                        print_syntax();
-                        return 1;
-                }
-                
-                ver = ip_v6;
-                hname = argv[2];
-        } else {
-                ver = ip_any;
-                hname = argv[1];
+
+        hname = argv[1];
+
+        rc = dnsr_name2host(hname, &hinfo);
+        if (rc != EOK) {
+                printf(NAME ": Error resolving '%s'.\n", argv[1]);
+                return 1;
         }
-        
-        dnsr_hostinfo_t *hinfo;
-        int rc = dnsr_name2host(hname, &hinfo, ver);
-        if (rc != EOK) {
-                printf("%s: Error resolving '%s'.\n", NAME, hname);
-                return rc;
-        }
-        
-        char *saddr;
+
         rc = inet_addr_format(&hinfo->addr, &saddr);
         if (rc != EOK) {
                 dnsr_hostinfo_destroy(hinfo);
-                printf("%s: Error formatting address.\n", NAME);
-                return rc;
+                printf(NAME ": Out of memory.\n");
+                return 1;
         }
-        
+
         printf("Host name: %s\n", hname);
-        
         if (str_cmp(hname, hinfo->cname) != 0)
                 printf("Canonical name: %s\n", hinfo->cname);
-        
         printf("Address: %s\n", saddr);
-        
+
         dnsr_hostinfo_destroy(hinfo);
         free(saddr);
-        
+
         return 0;
 }