99 lines
4.2 KiB
C
99 lines
4.2 KiB
C
/**
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* @file log_p.h
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* @author Radek Krejci <rkrejci@cesnet.cz>
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* @author Michal Vasko <mvasko@cesnet.cz>
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* @brief libnetconf2 logger
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*
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* @copyright
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* Copyright (c) 2015 - 2024 CESNET, z.s.p.o.
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*
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* This source code is licensed under BSD 3-Clause License (the "License").
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*/
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#ifndef NC_LOG_PRIVATE_H_
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#define NC_LOG_PRIVATE_H_
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#include <stdarg.h>
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#include "compat.h"
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#include "log.h"
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/*
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* libnetconf's message printing
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*/
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/**
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* @brief Internal printing function
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*
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* @param[in] session Optional NETCONF session that generated the message
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* @param[in] level Verbose level
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* @param[in] format Formatting string
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*/
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void nc_log_printf(const struct nc_session *session, NC_VERB_LEVEL level, const char *format, ...);
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/**
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* @brief Verbose level variable
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*/
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extern ATOMIC_T verbose_level;
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/*
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* Verbose printing macros
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*/
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#define ERR(session, ...) nc_log_printf(session, NC_VERB_ERROR, __VA_ARGS__)
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#define WRN(session, ...) if(ATOMIC_LOAD_RELAXED(verbose_level)>=NC_VERB_WARNING){nc_log_printf(session, NC_VERB_WARNING, __VA_ARGS__);}
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#define VRB(session, ...) if(ATOMIC_LOAD_RELAXED(verbose_level)>=NC_VERB_VERBOSE){nc_log_printf(session, NC_VERB_VERBOSE, __VA_ARGS__);}
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#define DBG(session, ...) if(ATOMIC_LOAD_RELAXED(verbose_level)>=NC_VERB_DEBUG){nc_log_printf(session, NC_VERB_DEBUG, __VA_ARGS__);}
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#define DBL(session, ...) if(ATOMIC_LOAD_RELAXED(verbose_level)>=NC_VERB_DEBUG_LOWLVL){nc_log_printf(session, NC_VERB_DEBUG_LOWLVL, __VA_ARGS__);}
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#define ERRMEM ERR(NULL, "%s: memory reallocation failed (%s:%d).", __func__, __FILE__, __LINE__)
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#define ERRINITSRV ERR(NULL, "%s: server not initialized.", __func__)
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#define ERRINT ERR(NULL, "%s: internal error (%s:%d).", __func__, __FILE__, __LINE__)
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#define ERRARG(session, ARG) ERR(session, "Invalid argument %s (%s()).", #ARG, __func__)
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#define NC_CHECK_SRV_INIT_RET(RET) if (!ATOMIC_LOAD_RELAXED(server_opts.new_session_id)) {ERRINITSRV; return (RET);}
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#define NC_CHECK_ERRMEM_RET(COND, RET) if ((COND)) {ERRMEM; return (RET);}
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#define NC_CHECK_ERRMEM_GOTO(COND, RET, GOTO) if ((COND)) {ERRMEM; RET; goto GOTO;}
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#define GETMACRO1(_1, NAME, ...) NAME
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#define GETMACRO2(_1, _2, NAME, ...) NAME
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#define GETMACRO3(_1, _2, _3, NAME, ...) NAME
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#define GETMACRO4(_1, _2, _3, _4, NAME, ...) NAME
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#define GETMACRO5(_1, _2, _3, _4, _5, NAME, ...) NAME
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#define GETMACRO6(_1, _2, _3, _4, _5, _6, NAME, ...) NAME
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#define GETMACRO7(_1, _2, _3, _4, _5, _6, _7, NAME, ...) NAME
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#define GETMACRO8(_1, _2, _3, _4, _5, _6, _7, _8, NAME, ...) NAME
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#define NC_CHECK_ARG_RET1(session, ARG, RETVAL) if (!(ARG)) {ERRARG(session, ARG);return RETVAL;}
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#define NC_CHECK_ARG_RET2(session, ARG1, ARG2, RETVAL)\
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NC_CHECK_ARG_RET1(session, ARG1, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG2, RETVAL)
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#define NC_CHECK_ARG_RET3(session, ARG1, ARG2, ARG3, RETVAL)\
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NC_CHECK_ARG_RET2(session, ARG1, ARG2, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG3, RETVAL)
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#define NC_CHECK_ARG_RET4(session, ARG1, ARG2, ARG3, ARG4, RETVAL)\
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NC_CHECK_ARG_RET3(session, ARG1, ARG2, ARG3, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG4, RETVAL)
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#define NC_CHECK_ARG_RET5(session, ARG1, ARG2, ARG3, ARG4, ARG5, RETVAL)\
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NC_CHECK_ARG_RET4(session, ARG1, ARG2, ARG3, ARG4, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG5, RETVAL)
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#define NC_CHECK_ARG_RET6(session, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, RETVAL)\
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NC_CHECK_ARG_RET5(session, ARG1, ARG2, ARG3, ARG4, ARG5, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG6, RETVAL)
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#define NC_CHECK_ARG_RET7(session, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, ARG7, RETVAL)\
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NC_CHECK_ARG_RET6(session, ARG1, ARG2, ARG3, ARG4, ARG5, ARG6, RETVAL);\
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NC_CHECK_ARG_RET1(session, ARG7, RETVAL)
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/**
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* @brief Function's parameters checking macro
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*
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* @param session Session that is logged.
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* @param ... Parameters of the function to check. The last parameter is the value that is returned on error.
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*/
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#define NC_CHECK_ARG_RET(session, ...) GETMACRO8(__VA_ARGS__, NC_CHECK_ARG_RET7, NC_CHECK_ARG_RET6, NC_CHECK_ARG_RET5,\
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NC_CHECK_ARG_RET4, NC_CHECK_ARG_RET3, NC_CHECK_ARG_RET2, NC_CHECK_ARG_RET1, DUMMY) (session, __VA_ARGS__)
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#endif /* NC_LOG_PRIVATE_H_ */
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