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| -rw-r--r-- | nsock/src/nsock_log.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/nsock/src/nsock_log.h b/nsock/src/nsock_log.h new file mode 100644 index 0000000..49b0dea --- /dev/null +++ b/nsock/src/nsock_log.h @@ -0,0 +1,115 @@ +/*************************************************************************** + * nsock_log.c -- nsock logging infrastructure. * + * * + ***********************IMPORTANT NSOCK LICENSE TERMS*********************** + * + * The nsock parallel socket event library is (C) 1999-2023 Nmap Software LLC + * This library is free software; you may redistribute and/or modify it under + * the terms of the GNU General Public License as published by the Free Software + * Foundation; Version 2. This guarantees your right to use, modify, and + * redistribute this software under certain conditions. If this license is + * unacceptable to you, Nmap Software LLC may be willing to sell alternative + * licenses (contact sales@nmap.com ). + * + * As a special exception to the GPL terms, Nmap Software LLC grants permission + * to link the code of this program with any version of the OpenSSL library + * which is distributed under a license identical to that listed in the included + * docs/licenses/OpenSSL.txt file, and distribute linked combinations including + * the two. You must obey the GNU GPL in all respects for all of the code used + * other than OpenSSL. If you modify this file, you may extend this exception to + * your version of the file, but you are not obligated to do so. + * + * If you received these files with a written license agreement stating terms + * other than the (GPL) terms above, then that alternative license agreement + * takes precedence over this comment. + * + * Source is provided to this software because we believe users have a right to + * know exactly what a program is going to do before they run it. This also + * allows you to audit the software for security holes. + * + * Source code also allows you to port Nmap to new platforms, fix bugs, and add + * new features. You are highly encouraged to send your changes to the + * dev@nmap.org mailing list for possible incorporation into the main + * distribution. By sending these changes to Fyodor or one of the Insecure.Org + * development mailing lists, or checking them into the Nmap source code + * repository, it is understood (unless you specify otherwise) that you are + * offering the Nmap Project (Nmap Software LLC) the unlimited, non-exclusive + * right to reuse, modify, and relicense the code. Nmap will always be available + * Open Source, but this is important because the inability to relicense code + * has caused devastating problems for other Free Software projects (such as KDE + * and NASM). We also occasionally relicense the code to third parties as + * discussed above. If you wish to specify special license conditions of your + * contributions, just say so when you send them. + * + * This program 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 v2.0 for more + * details (http://www.gnu.org/licenses/gpl-2.0.html). + * + ***************************************************************************/ + +/* $Id$ */ + + +#ifndef NSOCK_LOG_H +#define NSOCK_LOG_H + +#include "nsock.h" + +extern nsock_loglevel_t NsockLogLevel; +extern nsock_logger_t NsockLogger; + + +#define NSOCK_LOG_WRAP(lvl, ...) \ + do { \ + if (NsockLogger && (lvl) >= NsockLogLevel) { \ + __nsock_log_internal((lvl), __FILE__, __LINE__, __func__, __VA_ARGS__); \ + } \ + } while (0) + + +static inline const char *nsock_loglevel2str(nsock_loglevel_t level) +{ + switch (level) { + case NSOCK_LOG_DBG_ALL: + return "FULL DEBUG"; + case NSOCK_LOG_DBG: + return "DEBUG"; + case NSOCK_LOG_INFO: + return "INFO"; + case NSOCK_LOG_ERROR: + return "ERROR"; + default: + return "???"; + } +} + +/* -- Internal logging macros -- */ +/** + * Most detailed debug messages, like allocating or moving objects. + */ +#define nsock_log_debug_all(...) NSOCK_LOG_WRAP(NSOCK_LOG_DBG_ALL, __VA_ARGS__) + +/** + * Detailed debug messages, describing internal operations. + */ +#define nsock_log_debug(...) NSOCK_LOG_WRAP(NSOCK_LOG_DBG, __VA_ARGS__) + +/** + * High level debug messages, describing top level operations and external + * requests. + */ +#define nsock_log_info(...) NSOCK_LOG_WRAP(NSOCK_LOG_INFO, __VA_ARGS__) + +/** + * Error messages. + */ +#define nsock_log_error(...) NSOCK_LOG_WRAP(NSOCK_LOG_ERROR, __VA_ARGS__) + + +void __nsock_log_internal(nsock_loglevel_t loglevel, const char *file, int line, + const char *func, const char *format, ...) + __attribute__((format (printf, 5, 6))); + +#endif /* NSOCK_LOG_H */ + |