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/* Copyright (C) 2016 Alexander Lamaison
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
*
* 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.
*
* Neither the name of the copyright holder nor the names
* of any other contributors may be used to endorse or
* promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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 "session_fixture.h"
#include "libssh2_config.h"
#include "openssh_fixture.h"
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_WINDOWS_H
#include <windows.h>
#endif
#ifdef HAVE_WINSOCK2_H
#include <winsock2.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_SYS_PARAM_H
#include <sys/param.h>
#endif
LIBSSH2_SESSION *connected_session = NULL;
int connected_socket = -1;
static int connect_to_server()
{
int rc;
connected_socket = open_socket_to_openssh_server();
if(connected_socket <= 0) {
return -1;
}
rc = libssh2_session_handshake(connected_session, connected_socket);
if(rc != 0) {
print_last_session_error("libssh2_session_handshake");
return -1;
}
return 0;
}
void setup_fixture_workdir()
{
char *wd = getenv("FIXTURE_WORKDIR");
#ifdef FIXTURE_WORKDIR
if(!wd) {
wd = FIXTURE_WORKDIR;
}
#endif
if(!wd) {
#ifdef WIN32
char wd_buf[_MAX_PATH];
#else
char wd_buf[MAXPATHLEN];
#endif
getcwd(wd_buf, sizeof(wd_buf));
wd = wd_buf;
}
chdir(wd);
}
LIBSSH2_SESSION *start_session_fixture()
{
int rc;
setup_fixture_workdir();
rc = start_openssh_fixture();
if(rc != 0) {
return NULL;
}
rc = libssh2_init(0);
if(rc != 0) {
fprintf(stderr, "libssh2_init failed (%d)\n", rc);
return NULL;
}
connected_session = libssh2_session_init_ex(NULL, NULL, NULL, NULL);
libssh2_session_set_blocking(connected_session, 1);
if(connected_session == NULL) {
fprintf(stderr, "libssh2_session_init_ex failed\n");
return NULL;
}
rc = connect_to_server();
if(rc != 0) {
return NULL;
}
return connected_session;
}
void print_last_session_error(const char *function)
{
if(connected_session) {
char *message;
int rc =
libssh2_session_last_error(connected_session, &message, NULL, 0);
fprintf(stderr, "%s failed (%d): %s\n", function, rc, message);
}
else {
fprintf(stderr, "No session");
}
}
void stop_session_fixture()
{
if(connected_session) {
libssh2_session_disconnect(connected_session, "test ended");
libssh2_session_free(connected_session);
shutdown(connected_socket, 2);
connected_session = NULL;
}
else {
fprintf(stderr, "Cannot stop session - none started");
}
stop_openssh_fixture();
}
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