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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 17:47:29 +0000 |
commit | 4f5791ebd03eaec1c7da0865a383175b05102712 (patch) | |
tree | 8ce7b00f7a76baa386372422adebbe64510812d4 /third_party/heimdal/lib/roken/getifaddrs-test.c | |
parent | Initial commit. (diff) | |
download | samba-upstream.tar.xz samba-upstream.zip |
Adding upstream version 2:4.17.12+dfsg.upstream/2%4.17.12+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/heimdal/lib/roken/getifaddrs-test.c')
-rw-r--r-- | third_party/heimdal/lib/roken/getifaddrs-test.c | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/roken/getifaddrs-test.c b/third_party/heimdal/lib/roken/getifaddrs-test.c new file mode 100644 index 0000000..252763d --- /dev/null +++ b/third_party/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; +} |