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openssl_filtered_fwd.h
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openssl_filtered_fwd.h
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/**
* ratched - TLS connection router that performs a man-in-the-middle attack
* Copyright (C) 2017-2017 Johannes Bauer
*
* This file is part of ratched.
*
* ratched 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; this program is ONLY licensed under
* version 3 of the License, later versions are explicitly excluded.
*
* ratched 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 ratched; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Johannes Bauer <JohannesBauer@gmx.de>
**/
#ifndef __OPENSSL_FILTERED_FWD_H__
#define __OPENSSL_FILTERED_FWD_H__
#include <openssl/ssl.h>
#include "tcpip.h"
#include "atomic.h"
struct connection_side_stats_t {
unsigned int bytes_read;
unsigned int bytes_written;
};
struct connection_stats_t {
struct connection_side_stats_t dir1;
struct connection_side_stats_t dir2;
};
enum fwd_direction_t {
READ_1_WRITE_2,
READ_2_WRITE_1,
};
union raw_connection_info_t {
struct {
SSL *side1, *side2;
} tls;
struct {
int side1, side2;
} fd;
};
struct forwarding_thread_data_t;
struct forwarding_data_t {
BIO *side1, *side2;
struct connection_stats_t *stats;
struct connection_t *conn;
struct atomic_t shutdown;
union raw_connection_info_t raw_connection_info;
void (*connection_shutdown_callback)(struct forwarding_thread_data_t*);
};
struct forwarding_thread_data_t {
enum fwd_direction_t direction;
struct forwarding_data_t *fwd_data;
};
/*************** AUTO GENERATED SECTION FOLLOWS ***************/
void filtered_fd_forward_data(int fd1, int fd2, struct connection_stats_t *stats, struct connection_t *conn);
void filtered_tls_forward_data(SSL *ssl1, SSL *ssl2, struct connection_stats_t *stats, struct connection_t *conn);
/*************** AUTO GENERATED SECTION ENDS ***************/
#endif