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/* tests for osmo_sockaddr_str API of libmsomcore */
/*
* (C) 2019 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
*
* Author: neels@hofmeyr.de
*
* All Rights Reserved
*
* SPDX-License-Identifier: GPL-2.0+
*
* 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 2 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
#include <stdio.h>
#include <errno.h>
#include <string.h>
#include <osmocom/core/sockaddr_str.h>
#include <osmocom/core/utils.h>
#include <netinet/in.h>
struct osmo_sockaddr_str oip_data[] = {
{ .af = AF_INET, .ip = "1.2.3.4", .port = 5 },
{ .af = AF_INET, .ip = "0.0.0.0", .port = 0 },
{ .af = AF_INET, .ip = "255.255.255.255", .port = 65535 },
{ .af = AF_INET, .ip = "0.0.0.256", .port = 1 },
{ .af = AF_INET, .ip = "not an ip address", .port = 1 },
{ .af = AF_INET6, .ip = "1:2:3::4", .port = 5 },
{ .af = AF_INET6, .ip = "::", .port = 0 },
{ .af = AF_INET6, .ip = "::1", .port = 0 },
{ .af = AF_INET6, .ip = "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", .port = 65535 },
{ .af = AF_INET6, .ip = "FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF", .port = 65535 },
{ .af = AF_INET6, .ip = "::fffff", .port = 1 },
{ .af = AF_INET6, .ip = "not an ip address", .port = 1 },
{ .af = AF_INET6, .ip = "1.2.3.4", .port = 5 },
{ .af = AF_INET, .ip = "1:2:3::4", .port = 5 },
{ .af = AF_UNSPEC, .ip = "1.2.3.4", .port = 5 },
{ .af = AF_INET, .ip = "", .port = 5 },
{ .af = AF_INET6, .ip = "", .port = 5 },
{ .af = AF_INET, .ip = "1.2.3.4", .port = 0 },
{ .af = AF_INET, .ip = "1.2.3:4:5", .port = 0 },
{ .af = AF_INET6, .ip = "::1:10.9.8.7", .port = 1 },
{ .af = AF_INET, .ip = "0.0.0.0", .port = 5 },
{ .af = AF_INET6, .ip = "::", .port = 5 },
{ .af = AF_INET6, .ip = "0::", .port = 5 },
};
const char *af_name(int af)
{
switch (af) {
case AF_INET:
return "AF_INET";
case AF_INET6:
return "AF_INET6";
case AF_UNSPEC:
return "AF_UNSPEC";
default:
return "?";
}
}
static const struct value_string err_names[] = {
{ -EINVAL, "-EINVAL" },
{}
};
static inline const char *err_name(int err)
{ return get_value_string(err_names, err); }
static inline const char *rc_name(int rc)
{
if (!rc)
return "rc == 0";
if (rc < 0)
return "rc < 0";
return "rc > 0";
}
void dump_oip(const struct osmo_sockaddr_str *oip)
{
printf("{ .af = %s, .ip = %s, .port = %u }\n", af_name(oip->af), osmo_quote_str(oip->ip, -1), oip->port);
}
void sockaddr_str_test_conversions()
{
int i;
char buf[1024];
#define hexdump(what) \
osmo_hexdump_buf(buf, sizeof(buf), (void*)(&what), sizeof(what), "", false)
for (i = 0; i < ARRAY_SIZE(oip_data); i++) {
struct osmo_sockaddr_str *x = &oip_data[i];
int rc;
printf("\n\n");
dump_oip(x);
printf(" OSMO_SOCKADDR_STR_FMT: '" OSMO_SOCKADDR_STR_FMT "'\n",
OSMO_SOCKADDR_STR_FMT_ARGS(x));
printf(" osmo_sockaddr_str_is_set() = %s\n", osmo_sockaddr_str_is_set(x) ? "true" : "false");
printf(" osmo_sockaddr_str_is_nonzero() = %s\n", osmo_sockaddr_str_is_nonzero(x) ? "true" : "false");
{
struct in_addr a = {};
rc = osmo_sockaddr_str_to_in_addr(x, &a);
printf(" osmo_sockaddr_str_to_in_addr() %s in_addr=%s\n", rc_name(rc), hexdump(a));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_in_addr(&back, &a, x->port);
printf(" -> osmo_sockaddr_str_from_in_addr() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
struct in6_addr a = {};
rc = osmo_sockaddr_str_to_in6_addr(x, &a);
printf(" osmo_sockaddr_str_to_in6_addr() %s in6_addr=%s\n", rc_name(rc), hexdump(a));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_in6_addr(&back, &a, x->port);
printf(" -> osmo_sockaddr_str_from_in6_addr() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
uint32_t a = 0;
rc = osmo_sockaddr_str_to_32(x, &a);
printf(" osmo_sockaddr_str_to_32() %s uint8_t[4]=[ %s]\n", rc_name(rc),
osmo_hexdump((void*)&a, sizeof(a)));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_32(&back, a, x->port);
printf(" -> osmo_sockaddr_str_from_32() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
uint32_t a = 0;
rc = osmo_sockaddr_str_to_32n(x, &a);
printf(" osmo_sockaddr_str_to_32n() %s uint8_t[4]=[ %s]\n", rc_name(rc),
osmo_hexdump((void*)&a, sizeof(a)));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_32n(&back, a, x->port);
printf(" -> osmo_sockaddr_str_from_32n() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
struct sockaddr_in a = {};
rc = osmo_sockaddr_str_to_sockaddr_in(x, &a);
printf(" osmo_sockaddr_str_to_sockaddr_in() %s sockaddr_in=%s\n", rc_name(rc), hexdump(a));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_sockaddr_in(&back, &a);
printf(" -> osmo_sockaddr_str_from_sockaddr_in() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
struct sockaddr_in6 a = {};
rc = osmo_sockaddr_str_to_sockaddr_in6(x, &a);
printf(" osmo_sockaddr_str_to_sockaddr_in6() %s sockaddr_in6=%s\n", rc_name(rc), hexdump(a));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_sockaddr_in6(&back, &a);
printf(" -> osmo_sockaddr_str_from_sockaddr_in6() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
struct sockaddr_storage a = {};
rc = osmo_sockaddr_str_to_sockaddr(x, &a);
printf(" osmo_sockaddr_str_to_sockaddr() %s sockaddr_storage=%s\n", rc_name(rc), hexdump(a));
if (rc == 0) {
struct osmo_sockaddr_str back;
rc = osmo_sockaddr_str_from_sockaddr(&back, &a);
printf(" -> osmo_sockaddr_str_from_sockaddr() %s ", rc_name(rc));
dump_oip(&back);
if (memcmp(x, &back, sizeof(back)))
printf(" DIFFERS!\n");
}
}
{
struct osmo_sockaddr_str from_str;
rc = osmo_sockaddr_str_from_str(&from_str, x->ip, x->port);
printf(" osmo_sockaddr_str_from_str() %s ", rc_name(rc));
dump_oip(&from_str);
if (rc == 0 && memcmp(x, &from_str, sizeof(from_str)))
printf(" DIFFERS!\n");
}
}
}
static void test_osmo_sockaddr_str_cmp()
{
int i;
printf("\n\n%s\n", __func__);
for (i = 0; i < ARRAY_SIZE(oip_data); i++) {
/* use a copy to not hit the pointer comparison in osmo_sockaddr_str_cmp(). */
struct osmo_sockaddr_str _a = oip_data[i];
struct osmo_sockaddr_str *a = &_a;
int j;
printf("[%2d]\n", i);
for (j = 0; j < ARRAY_SIZE(oip_data); j++) {
struct osmo_sockaddr_str *b = &oip_data[j];
int ip_rc = osmo_sockaddr_str_cmp(a, b);
printf(" osmo_sockaddr_str_cmp(): " OSMO_SOCKADDR_STR_FMT "%s %s " OSMO_SOCKADDR_STR_FMT "%s\n",
OSMO_SOCKADDR_STR_FMT_ARGS(a),
osmo_sockaddr_str_is_nonzero(a) ? "" : "(zero)",
ip_rc < 0? "<" : (ip_rc == 0 ? "==" : ">" ),
OSMO_SOCKADDR_STR_FMT_ARGS(b),
osmo_sockaddr_str_is_nonzero(b) ? "" : "(zero)");
}
}
}
int main(int argc, char **argv)
{
sockaddr_str_test_conversions();
test_osmo_sockaddr_str_cmp();
return 0;
}
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