libreplace: add extended getifaddrs test that prints out the interfaces.

Michael

cherry-picked from libreplace-part of 9d2bab09aac22c00fe23f1e1265a2dbd0901e9ce
and adapted replacetort creation
(This used to be commit 52d79ad4872a20cf55f31aba97629c2561bfc16c)

2 files changed, 99 insertions, 6 deletions

diff --git a/source3/lib/replace/test/getifaddrs.c b/source3/lib/replace/test/getifaddrs.c
new file mode 100644
index 0000000000..66eed70268
--- /dev/null
+++ b/source3/lib/replace/test/getifaddrs.c
@@ -0,0 +1,96 @@
+/*
+ * Unix SMB/CIFS implementation.
+ *
+ * libreplace getifaddrs test
+ *
+ * Copyright (C) Michael Adam <obnox@samba.org> 2008
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef AUTOCONF_TEST
+#include "replace.h"
+#include "system/network.h"
+#endif
+
+#ifdef HAVE_INET_NTOP
+#define rep_inet_ntop inet_ntop
+#endif
+
+static const char *format_sockaddr(struct sockaddr *addr,
+				   char *addrstring,
+				   socklen_t addrlen)
+{
+	const char *result = NULL;
+
+	if (addr->sa_family == AF_INET) {
+		result = rep_inet_ntop(AF_INET,
+				       &((struct sockaddr_in *)addr)->sin_addr,
+				       addrstring,
+				       addrlen);
+	} else if (addr->sa_family == AF_INET6) {
+		result = rep_inet_ntop(AF_INET6,
+				       &((struct sockaddr_in6 *)addr)->sin6_addr,
+				       addrstring,
+				       addrlen);
+	}
+	return result;
+}
+
+int getifaddrs_test(void)
+{
+	struct ifaddrs *ifs = NULL;
+	int ret;
+
+	ret = getifaddrs(&ifs);
+	if (ret != 0) {
+		fprintf(stderr, "getifaddrs() failed: %s", strerror(errno));
+		return 1;
+	}
+
+	while (ifs) {
+		printf("%-10s ", ifs->ifa_name);
+		if (ifs->ifa_addr != NULL) {
+			char addrstring[INET6_ADDRSTRLEN];
+			const char *result;
+
+			result = format_sockaddr(ifs->ifa_addr,
+						 addrstring,
+						 sizeof(addrstring));
+			if (result != NULL) {
+				printf("IP=%s ", addrstring);
+			}
+
+			if (ifs->ifa_netmask != NULL) {
+				result = format_sockaddr(ifs->ifa_netmask,
+							 addrstring,
+							 sizeof(addrstring));
+				if (result != NULL) {
+					printf("NETMASK=%s", addrstring);
+				}
+			} else {
+				printf("AF=%d ", ifs->ifa_addr->sa_family);
+			}
+		} else {
+			printf("<no address>");
+		}
+
+		printf("\n");
+		ifs = ifs->ifa_next;
+	}
+
+	freeifaddrs(ifs);
+
+	return 0;
+}
diff --git a/source3/lib/replace/test/testsuite.c b/source3/lib/replace/test/testsuite.c
index c9f3301005..b538360365 100644
--- a/source3/lib/replace/test/testsuite.c
+++ b/source3/lib/replace/test/testsuite.c
@@ -856,21 +856,18 @@ static int test_strptime(void)
 	return libreplace_test_strptime();
 }
 
+extern int getifaddrs_test(void);
+
 static int test_getifaddrs(void)
 {
-	struct ifaddrs *ifa;
-	int ret;
 
 	printf("test: getifaddrs\n");
 
-	ret = getifaddrs(&ifa);
-	if (ret != 0) {
+	if (getifaddrs_test() != 0) {
 		printf("failure: getifaddrs\n");
 		return false;
 	}
 
-	freeifaddrs(ifa);
-
 	printf("success: getifaddrs\n");
 	return true;
 }