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/*
* Copyright (C) 2014 - David Goulet <dgoulet@ev0ke.net>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License, version 2 only, as
* published by the Free Software Foundation.
*
* 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 <arpa/inet.h>
#include <netinet/in.h>
#include <stdio.h>
#include <sys/socket.h>
#include <lib/torsocks.h>
#include <tap/tap.h>
#include "helpers.h"
#define NUM_TESTS 7
static void test_getpeername(void)
{
int pipe_fds[2], ret, inet_sock = -1;
char buf[INET_ADDRSTRLEN];
struct sockaddr addr;
struct sockaddr_in addrv4;
struct sockaddr_storage ss;
socklen_t addrlen;
/* perdulce.torproject.org */
const char *ip = "49.12.57.140";
ret = pipe(pipe_fds);
if (ret < 0) {
fail("Unable to create pipe");
goto error;
}
/* This test is to see if we go through the libc or not. */
ret = getpeername(pipe_fds[0], NULL, NULL);
ok(ret == -1 && errno == ENOTSOCK, "Invalid socket fd");
close(pipe_fds[0]);
close(pipe_fds[1]);
/* Create inet socket. */
inet_sock = socket(AF_INET, SOCK_STREAM, 0);
ok(inet_sock >= 0, "Inet socket created");
/* This test is to see if we go through the libc or not. */
ret = getpeername(inet_sock, &addr, &addrlen);
ok(ret == -1 && errno == ENOTCONN, "Socket not connected");
/* Connect socket through Tor so we can test the wrapper. */
addrv4.sin_family = AF_INET;
addrv4.sin_port = htons(80);
inet_pton(addrv4.sin_family, ip, &addrv4.sin_addr);
memset(addrv4.sin_zero, 0, sizeof(addrv4.sin_zero));
ret = connect(inet_sock, (struct sockaddr *) &addrv4, sizeof(addrv4));
if (ret < 0) {
fail("Unable to connect to %s", ip);
goto error;
}
/* Invalid arguments */
addrlen = sizeof(addr);
ret = getpeername(inet_sock, NULL, &addrlen);
ok(ret == -1 && errno == EFAULT, "Invalid addr ptr");
ret = getpeername(inet_sock, &addr, NULL);
ok(ret == -1 && errno == EFAULT, "Invalid addrlen ptr");
addrlen = sizeof(addrv4);
memset(&addrv4, 0, addrlen);
ret = getpeername(inet_sock, (struct sockaddr *) &addrv4, &addrlen);
/* Validate returned IP address. */
memset(buf, 0, sizeof(buf));
inet_ntop(addrv4.sin_family, &addrv4.sin_addr, buf, sizeof(buf));
ok(ret == 0 && strncmp(buf, ip, strlen(ip)) == 0,
"Valid returned IP address from getpeername()");
/* Large but valid addrlen. */
addrlen = sizeof(ss);
ret = getpeername(inet_sock, (struct sockaddr *)&ss, &addrlen);
ok(ret == 0 && addrlen == sizeof(addrv4),
"Valid returned IP address from getpeername(), large addrlen");
error:
if (inet_sock >= 0) {
close(inet_sock);
}
return;
}
int main(int argc, char **argv)
{
/* Try to connect to SocksPort localhost:9050 and if we can't skip. This is
* to avoid to have failing test if no tor daemon is available. */
if (!helper_is_default_tor_running()) {
goto end;
}
/* Libtap call for the number of tests planned. */
plan_tests(NUM_TESTS);
test_getpeername();
end:
return exit_status();
}
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