cachemgr.h

/*-
 * SSLsplit - transparent SSL/TLS interception
 * https://www.roe.ch/SSLsplit
 *
 * Copyright (c) 2009-2019, Daniel Roethlisberger <daniel@roe.ch>.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER 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 HOLDER 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.
 */

#ifndef CACHEMGR_H
#define CACHEMGR_H

#include "cache.h"
#include "cachefkcrt.h"
#include "cachetgcrt.h"
#include "cachessess.h"
#include "cachedsess.h"

extern cache_t *cachemgr_fkcrt;
extern cache_t *cachemgr_tgcrt;
extern cache_t *cachemgr_ssess;
extern cache_t *cachemgr_dsess;

int cachemgr_preinit(void) WUNRES;
int cachemgr_init(void) WUNRES;
void cachemgr_fini(void);
void cachemgr_gc(void);

#define cachemgr_fkcrt_get(key) \
        cache_get(cachemgr_fkcrt, cachefkcrt_mkkey(key))
#define cachemgr_fkcrt_set(key, val) \
        cache_set(cachemgr_fkcrt, cachefkcrt_mkkey(key), cachefkcrt_mkval(val))
#define cachemgr_fkcrt_del(key) \
        cache_del(cachemgr_fkcrt, cachefkcrt_mkkey(key))

#define cachemgr_tgcrt_get(key) \
        cache_get(cachemgr_tgcrt, cachetgcrt_mkkey(key))
#define cachemgr_tgcrt_set(key, val) \
        cache_set(cachemgr_tgcrt, cachetgcrt_mkkey(key), cachetgcrt_mkval(val))
#define cachemgr_tgcrt_del(key) \
        cache_del(cachemgr_tgcrt, cachetgcrt_mkkey(key))

#define cachemgr_ssess_get(key, keysz) \
        cache_get(cachemgr_ssess, cachessess_mkkey((key), (keysz)))
#define cachemgr_ssess_set(val) \
        { \
                unsigned int len; \
                const unsigned char* id = SSL_SESSION_get_id(val, &len); \
                cache_set(cachemgr_ssess, \
                          cachessess_mkkey(id, len), \
                          cachessess_mkval(val));    \
        }
#define cachemgr_ssess_del(val) \
        { \
                unsigned int len; \
                const unsigned char* id = SSL_SESSION_get_id(val, &len); \
                cache_del(cachemgr_ssess, \
                          cachessess_mkkey(id, len)); \
        }
#define cachemgr_dsess_get(addr, addrlen, sni) \
        cache_get(cachemgr_dsess, cachedsess_mkkey((addr), (addrlen), (sni)))
#define cachemgr_dsess_set(addr, addrlen, sni, val) \
        cache_set(cachemgr_dsess, cachedsess_mkkey((addr), (addrlen), (sni)), \
                                  cachedsess_mkval(val))
#define cachemgr_dsess_del(addr, addrlen, sni) \
        cache_del(cachemgr_dsess, cachedsess_mkkey((addr), (addrlen), (sni)))

#endif /* !CACHEMGR_H */

/* vim: set noet ft=c: */