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SSLproxy/opts.h

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/*-
* SSLsplit - transparent SSL/TLS interception
* https://www.roe.ch/SSLsplit
*
* Copyright (c) 2009-2018, 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 OPTS_H
#define OPTS_H
#include "proc.h"
#include "nat.h"
#include "ssl.h"
#include "attrib.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <sqlite3.h>
/*
* Print helper for logging code.
*/
#define STRORDASH(x) (((x)&&*(x))?(x):"-")
#define STRORNONE(x) (((x)&&*(x))?(x):"")
typedef struct proxyspec {
unsigned int ssl : 1;
unsigned int http : 1;
unsigned int upgrade: 1;
unsigned int pop3 : 1;
unsigned int smtp : 1;
unsigned int dns : 1; /* set if spec needs DNS lookups */
struct sockaddr_storage listen_addr;
socklen_t listen_addrlen;
/* connect_addr and connect_addrlen are set: static mode;
* natlookup is set: NAT mode; natsocket /may/ be set too;
* sni_port is set, in which case we use SNI lookups */
struct sockaddr_storage connect_addr;
socklen_t connect_addrlen;
unsigned short sni_port;
char *natengine;
nat_lookup_cb_t natlookup;
nat_socket_cb_t natsocket;
struct proxyspec *next;
struct sockaddr_storage conn_dst_addr;
socklen_t conn_dst_addrlen;
struct sockaddr_storage child_src_addr;
socklen_t child_src_addrlen;
} proxyspec_t;
typedef struct passsite {
char *site;
// Filter definition fields
char *ip;
char *user;
unsigned int all : 1; /* 1 for all users */
char *keyword;
struct passsite *next;
} passsite_t;
typedef struct opts {
unsigned int debug : 1;
unsigned int detach : 1;
unsigned int sslcomp : 1;
#ifdef HAVE_SSLV2
unsigned int no_ssl2 : 1;
#endif /* HAVE_SSLV2 */
#ifdef HAVE_SSLV3
unsigned int no_ssl3 : 1;
#endif /* HAVE_SSLV3 */
#ifdef HAVE_TLSV10
unsigned int no_tls10 : 1;
#endif /* HAVE_TLSV10 */
#ifdef HAVE_TLSV11
unsigned int no_tls11 : 1;
#endif /* HAVE_TLSV11 */
#ifdef HAVE_TLSV12
unsigned int no_tls12 : 1;
#endif /* HAVE_TLSV12 */
unsigned int passthrough : 1;
unsigned int deny_ocsp : 1;
unsigned int contentlog_isdir : 1;
unsigned int contentlog_isspec : 1;
unsigned int pcaplog_isdir : 1;
unsigned int pcaplog_isspec : 1;
#ifdef HAVE_LOCAL_PROCINFO
unsigned int lprocinfo : 1;
#endif /* HAVE_LOCAL_PROCINFO */
unsigned int certgen_writeall : 1;
#ifndef OPENSSL_NO_ENGINE
char *openssl_engine;
#endif /* !OPENSSL_NO_ENGINE */
char *ciphers;
char *certgendir;
char *tgcrtdir;
char *dropuser;
char *dropgroup;
char *jaildir;
char *pidfile;
char *conffile;
char *connectlog;
char *contentlog;
char *contentlog_basedir; /* static part of logspec for privsep srv */
char *masterkeylog;
char *pcaplog;
char *pcaplog_basedir; /* static part of pcap logspec for privsep srv */
#ifndef WITHOUT_MIRROR
char *mirrorif;
char *mirrortarget;
#endif /* !WITHOUT_MIRROR */
CONST_SSL_METHOD *(*sslmethod)(void);
#if (OPENSSL_VERSION_NUMBER >= 0x10100000L) && !defined(LIBRESSL_VERSION_NUMBER)
int sslversion;
#endif /* OPENSSL_VERSION_NUMBER >= 0x10100000L */
X509 *cacrt;
EVP_PKEY *cakey;
EVP_PKEY *key;
STACK_OF(X509) *chain;
X509 *clientcrt;
EVP_PKEY *clientkey;
#ifndef OPENSSL_NO_DH
DH *dh;
#endif /* !OPENSSL_NO_DH */
#ifndef OPENSSL_NO_ECDH
char *ecdhcurve;
#endif /* !OPENSSL_NO_ECDH */
int leafkey_rsabits;
proxyspec_t *spec;
char *crlurl;
unsigned int conn_idle_timeout;
unsigned int expired_conn_check_period;
unsigned int ssl_shutdown_retry_delay;
unsigned int stats_period;
unsigned int statslog: 1;
unsigned int log_stats: 1;
unsigned int remove_http_accept_encoding: 1;
unsigned int remove_http_referer: 1;
unsigned int verify_peer: 1;
unsigned int allow_wrong_host: 1;
unsigned int user_auth: 1;
char *userdb_path;
sqlite3 *userdb;
char *user_auth_url;
struct sqlite3_stmt *update_user_atime;
unsigned int user_timeout;
unsigned int validate_proto : 1;
unsigned int max_http_header_size;
struct passsite *passsites;
} opts_t;
typedef struct userdbkeys {
char ip[46];
char user[32];
char ether[18];
} userdbkeys_t;
void NORET oom_die(const char *) NONNULL(1);
opts_t *opts_new(void) MALLOC;
void opts_free(opts_t *) NONNULL(1);
int opts_has_ssl_spec(opts_t *) NONNULL(1) WUNRES;
int opts_has_dns_spec(opts_t *) NONNULL(1) WUNRES;
void opts_proto_dbg_dump(opts_t *) NONNULL(1);
#define OPTS_DEBUG(opts) unlikely((opts)->debug)
void proxyspec_parse(int *, char **[], const char *, proxyspec_t **);
void proxyspec_free(proxyspec_t *) NONNULL(1);
char *proxyspec_str(proxyspec_t *) NONNULL(1) MALLOC;
void opts_set_cacrt(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_cakey(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_chain(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_key(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_crl(opts_t *, const char *) NONNULL(1,2);
void opts_set_tgcrtdir(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_certgendir_writeall(opts_t *, const char *, const char *)
NONNULL(1,2,3);
void opts_set_certgendir_writegencerts(opts_t *, const char *, const char *)
NONNULL(1,2,3);
void opts_set_deny_ocsp(opts_t *) NONNULL(1);
void opts_set_passthrough(opts_t *) NONNULL(1);
void opts_set_clientcrt(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_clientkey(opts_t *, const char *, const char *) NONNULL(1,2,3);
#ifndef OPENSSL_NO_DH
void opts_set_dh(opts_t *, const char *, const char *) NONNULL(1,2,3);
#endif /* !OPENSSL_NO_DH */
#ifndef OPENSSL_NO_ECDH
void opts_set_ecdhcurve(opts_t *, const char *, const char *) NONNULL(1,2,3);
#endif /* !OPENSSL_NO_ECDH */
void opts_unset_sslcomp(opts_t *) NONNULL(1);
void opts_force_proto(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_disable_proto(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_ciphers(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_openssl_engine(opts_t *, const char *, const char *)
NONNULL(1,2,3);
void opts_set_user(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_group(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_jaildir(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_pidfile(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_connectlog(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_contentlog(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_contentlogdir(opts_t *, const char *, const char *)
NONNULL(1,2,3);
void opts_set_contentlogpathspec(opts_t *, const char *, const char *)
NONNULL(1,2,3);
#ifdef HAVE_LOCAL_PROCINFO
void opts_set_lprocinfo(opts_t *) NONNULL(1);
#endif /* HAVE_LOCAL_PROCINFO */
void opts_set_masterkeylog(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_pcaplog(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_pcaplogdir(opts_t *, const char *, const char *)
NONNULL(1,2,3);
void opts_set_pcaplogpathspec(opts_t *, const char *, const char *)
NONNULL(1,2,3);
#ifndef WITHOUT_MIRROR
void opts_set_mirrorif(opts_t *, const char *, const char *) NONNULL(1,2,3);
void opts_set_mirrortarget(opts_t *, const char *, const char *) NONNULL(1,2,3);
#endif /* !WITHOUT_MIRROR */
void opts_set_daemon(opts_t *) NONNULL(1);
void opts_set_debug(opts_t *) NONNULL(1);
void opts_set_debug_level(const char *) NONNULL(1);
void opts_set_statslog(opts_t *) NONNULL(1);
int opts_set_option(opts_t *, const char *, const char *, char **)
NONNULL(1,2,3);
int opts_load_conffile(opts_t *, const char *, char **) NONNULL(1,2);
#endif /* !OPTS_H */
/* vim: set noet ft=c: */
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