s4:heimdal: import lorikeet-heimdal-202201172009 (commit 5a0b45cd723628b3690ea848548b...

[samba.git] / source4 / heimdal / lib / roken / getifaddrs-test.c

diff --git a/source4/heimdal/lib/roken/getifaddrs-test.c b/source4/heimdal/lib/roken/getifaddrs-test.c
new file mode 100644 (file)
index 0000000..252763d
--- /dev/null
+++ b/source4/heimdal/lib/roken/getifaddrs-test.c
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2009 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Portions Copyright (c) 2009, Secure Endpoints Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <config.h>
+#include <err.h>
+#include "getarg.h"
+
+#include "roken.h"
+
+#include <ifaddrs.h>
+
+static int verbose_counter;
+static int version_flag;
+static int help_flag;
+
+static struct getargs args[] = {
+    {"verbose",        0,      arg_counter,    &verbose_counter,"verbose",     NULL},
+    {"version",        0,      arg_flag,       &version_flag,  "print version",NULL},
+    {"help",   0,      arg_flag,       &help_flag,     NULL,           NULL}
+};
+
+static void
+usage(int ret)
+{
+    arg_printusage (args,
+                   sizeof(args) / sizeof(args[0]),
+                   NULL, "");
+    exit (ret);
+}
+
+
+static void
+print_addr(const char *s, struct sockaddr *sa)
+{
+    int i;
+    printf("  %s=%d/", s, sa->sa_family);
+#ifdef HAVE_STRUCT_SOCKADDR_SA_LEN
+    for(i = 0; i < sa->sa_len - ((long)sa->sa_data - (long)&sa->sa_family); i++)
+       printf("%02x", ((unsigned char*)sa->sa_data)[i]);
+#else
+    for(i = 0; i < sizeof(sa->sa_data); i++)
+       printf("%02x", ((unsigned char*)sa->sa_data)[i]);
+#endif
+    printf("\n");
+}
+
+static void
+print_ifaddrs(struct ifaddrs *x)
+{
+    struct ifaddrs *p;
+
+    for(p = x; p; p = p->ifa_next) {
+       if (verbose_counter) {
+           printf("%s\n", p->ifa_name);
+           printf("  flags=%x\n", p->ifa_flags);
+           if(p->ifa_addr)
+               print_addr("addr", p->ifa_addr);
+           if(p->ifa_dstaddr)
+               print_addr("dstaddr", p->ifa_dstaddr);
+           if(p->ifa_netmask)
+               print_addr("netmask", p->ifa_netmask);
+           printf("  %p\n", p->ifa_data);
+       }
+    }
+}
+
+int
+main(int argc, char **argv)
+{
+    struct ifaddrs *addrs = NULL;
+    int ret, optidx = 0;
+
+    setprogname (argv[0]);
+
+    if (getarg (args, sizeof(args) / sizeof(args[0]), argc, argv,
+               &optidx))
+       usage (1);
+
+    if (help_flag)
+       usage (0);
+
+    if (version_flag) {
+       fprintf (stderr, "%s from %s-%s\n", getprogname(), PACKAGE, VERSION);
+       return 0;
+    }
+
+    if (rk_SOCK_INIT())
+       errx(1, "Failed to initialize sockets (%s)", strerror(rk_SOCK_ERRNO));
+
+    ret = getifaddrs(&addrs);
+    if (ret != 0)
+       err(1, "getifaddrs");
+
+    if (addrs == NULL)
+       errx(1, "address == NULL");
+
+    print_ifaddrs(addrs);
+
+    /* Check that freeifaddrs doesn't crash */
+    freeifaddrs(addrs);
+
+    rk_SOCK_EXIT();
+
+    return 0;
+}