1 files changed, 55 insertions, 0 deletions
diff --git a/testing/fulltests/unit-tests/T014gethostbyaddr_clib.c b/testing/fulltests/unit-tests/T014gethostbyaddr_clib.c
new file mode 100644
index 0000000..4c633ed
--- /dev/null
+++ b/testing/fulltests/unit-tests/T014gethostbyaddr_clib.c
@@ -0,0 +1,55 @@
+/* HEADER Testing netsnmp_gethostbyaddr() */
+
+SOCK_STARTUP;
+
+{
+    int ran_test = 0;
+#ifdef HAVE_GETHOSTBYADDR
+    struct hostent *h;
+    struct in_addr v4loop;
+    struct sockaddr_in sin_addr;
+    int s;
+
+    v4loop.s_addr = htonl(INADDR_LOOPBACK);
+    memset(&sin_addr, 0, sizeof(sin_addr));
+    sin_addr.sin_family = AF_INET;
+    sin_addr.sin_addr = v4loop;
+    s = socket(AF_INET, SOCK_DGRAM, 0);
+    if (s >= 0) {
+        if (bind(s, (struct sockaddr *)&sin_addr, sizeof(sin_addr)) >= 0) {
+            h = netsnmp_gethostbyaddr(&v4loop, sizeof(v4loop), AF_INET);
+            OKF(h && strcmp(h->h_name, "localhost") == 0,
+                ("127.0.0.1 lookup (%s)", h ? h->h_name : "(failed)"));
+            ran_test = 1;
+        }
+        close(s);
+    }
+#endif
+    if (!ran_test)
+        OKF(1, ("Skipped IPv4 test"));
+}
+
+{
+    struct hostent *h;
+    static const struct in6_addr v6loop = IN6ADDR_LOOPBACK_INIT;
+    struct sockaddr_in6 sin6_addr;
+    int s, ran_test = 0;
+
+    memset(&sin6_addr, 0, sizeof(sin6_addr));
+    sin6_addr.sin6_family = AF_INET6;
+    sin6_addr.sin6_addr = v6loop;
+    s = socket(AF_INET6, SOCK_DGRAM, 0);
+    if (s >= 0) {
+        if (bind(s, (struct sockaddr*)&sin6_addr, sizeof(sin6_addr)) >= 0) {
+            h = netsnmp_gethostbyaddr(&v6loop, sizeof(v6loop), AF_INET6);
+            OKF(h && strcmp(h->h_name, "localhost") == 0,
+                ("::1 lookup (%s)", h ? h->h_name : "(failed)"));
+            ran_test = 1;
+        }
+        close(s);
+    }
+    if (!ran_test)
+        OKF(1, ("Skipped IPv6 test"));
+}
+
+SOCK_CLEANUP;