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logging.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 <[email protected]>
**/
#ifndef __LOGGING_H__
#define __LOGGING_H__
#include <stdbool.h>
#include <openssl/x509.h>
#include <openssl/ocsp.h>
enum loglvl_t {
LLVL_FATAL,
LLVL_ERROR,
LLVL_WARN,
LLVL_INFO,
LLVL_DEBUG,
LLVL_TRACE,
LLVL_LAST, // Invalid
};
enum logflag_t {
FLAG_LOG_SAMELINE = (1 << 0),
FLAG_LOG_AFTERLINE = (1 << 1),
FLAG_OPENSSL_ERROR = (1 << 2),
FLAG_OPENSSL_DUMP_X509_CERT_SUBJECT = (1 << 3),
FLAG_OPENSSL_DUMP_X509_CERT_PEM = (1 << 4),
FLAG_OPENSSL_DUMP_X509_CERT_TEXT = (1 << 5),
FLAG_OPENSSL_DUMP_OCSP_RESPONSE_PEM = (1 << 6),
};
#define logmsg(lvl, msg, ...) logmsg_src((lvl), __FILE__, __LINE__, (msg), ##__VA_ARGS__)
#define logmsgext(lvl, flags, msg, ...) logmsgext_src((lvl), __FILE__, __LINE__, (flags), (msg), ##__VA_ARGS__)
#define logmsgarg(lvl, flags, arg, msg, ...) logmsgext_src((lvl), __FILE__, __LINE__, (flags), (arg), (msg), ##__VA_ARGS__)
#define log_cert(lvl, crt, msg) log_cert_src((lvl), __FILE__, __LINE__, (crt), (msg))
#define log_ocsp_response(lvl, orsp, msg) log_ocsp_response_src((lvl), __FILE__, __LINE__, (orsp), (msg))
#define log_memory(lvl, data, length, msg, ...) log_memory_src((lvl), __FILE__, __LINE__, (data), (length), (msg), ##__VA_ARGS__)
/*************** AUTO GENERATED SECTION FOLLOWS ***************/
bool open_logfile(const char *filename);
bool loglevel_at_least(enum loglvl_t lvl);
void __attribute__ ((format (printf, 4, 5))) logmsg_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, const char *msg, ...);
void __attribute__ ((format (printf, 5, 6))) logmsgext_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, unsigned int flags, const char *msg, ...);
void __attribute__ ((format (printf, 6, 7))) logmsgarg_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, unsigned int flags, void *arg, const char *msg, ...);
void __attribute__ ((format (printf, 6, 7))) log_memory_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, const void *data, unsigned int length, const char *msg, ...);
void log_cert_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, X509 *crt, const char *msg);
void log_ocsp_response_src(enum loglvl_t lvl, const char *src_file, unsigned int src_lineno, OCSP_RESPONSE *ocsp_response, const char *msg);
/*************** AUTO GENERATED SECTION ENDS ***************/
#endif