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mirror of https://github.com/tmate-io/tmate-ssh-server.git synced 2020-11-18 19:53:51 -08:00
Nicolas Viennot 0f7ccda4fb Adding libssh
2013-06-10 02:50:07 -04:00

86 lines
2.3 KiB
C

/*
* init.c - initialization and finalization of the library
*
* This file is part of the SSH Library
*
* Copyright (c) 2003-2009 by Aris Adamantiadis
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#include "config.h"
#include "libssh/priv.h"
#include "libssh/socket.h"
#include "libssh/dh.h"
#include "libssh/poll.h"
#include "libssh/threads.h"
#ifdef _WIN32
#include <winsock2.h>
#endif
/**
* @defgroup libssh The libssh API
*
* The libssh library is implementing the SSH protocols and some of its
* extensions. This group of functions is mostly used to implment a SSH client.
* Some function are needed to implement a SSH server too.
*
* @{
*/
/**
* @brief Initialize global cryptographic data structures.
*
* This function should only be called once, at the beginning of the program, in
* the main thread. It may be omitted if your program is not multithreaded.
*
* @returns 0 on success, -1 if an error occured.
*/
int ssh_init(void) {
if(ssh_threads_init())
return -1;
if(ssh_crypto_init())
return -1;
if(ssh_socket_init())
return -1;
return 0;
}
/**
* @brief Finalize and cleanup all libssh and cryptographic data structures.
*
* This function should only be called once, at the end of the program!
*
* @returns 0 on succes, -1 if an error occured.
*
@returns 0 otherwise
*/
int ssh_finalize(void) {
ssh_crypto_finalize();
ssh_socket_cleanup();
/* It is important to finalize threading after CRYPTO because
* it still depends on it */
ssh_threads_finalize();
return 0;
}
/** @} */
/* vim: set ts=4 sw=4 et cindent: */