FreeBSD/Linux Kernel Cross Reference
sys/netlink/netlink_debug.h

     /*-
      * Copyright (c) 2022 Alexander V. Chernikov <melifaro@FreeBSD.org>
      *
      * 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.
     * 3. Neither the name of the University nor the names of its contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
     *
     * $FreeBSD$
     */
    
    #ifndef _NETLINK_NETLINK_DEBUG_H_
    #define _NETLINK_NETLINK_DEBUG_H_
    
    #ifdef _KERNEL
    
    #define _DEBUG_SYSCTL_OID       _net_netlink_debug
    #include <net/route/route_debug.h>
    
    SYSCTL_DECL(_net_netlink_debug);
    
    /*
     * Generic debug
     * [nl_domain] func_name: debug text
     */
    #define NL_LOG  RT_LOG
    
    /*
     * Logging for events specific for particular process
     * Example: [nl_domain] PID 4834 fdump_sa: unsupported family: 45
     */
    #define NL_RAW_PID_LOG(_l, _pid, _fmt, ...)     NL_RAW_PID_LOG_##_l(_l, _pid, _fmt, ## __VA_ARGS__)
    #define _NL_RAW_PID_LOG(_l, _pid, _fmt, ...)    if (_DEBUG_PASS_MSG(_l)) {      \
            _output("[" DEBUG_PREFIX_NAME "] PID %u %s: " _fmt "\n", _pid, __func__, ##__VA_ARGS__); \
    }
    
    #define NLP_LOG(_l, _nlp, _fmt, ...)    NL_RAW_PID_LOG_##_l(_l, nlp_get_pid(_nlp), _fmt, ## __VA_ARGS__)
    
    #if DEBUG_MAX_LEVEL>=LOG_DEBUG3
    #define NL_RAW_PID_LOG_LOG_DEBUG3       _NL_RAW_PID_LOG
    #else
    #define NL_RAW_PID_LOG_LOG_DEBUG3(_l, _pid, _fmt, ...)
    #endif
    #if DEBUG_MAX_LEVEL>=LOG_DEBUG2
    #define NL_RAW_PID_LOG_LOG_DEBUG2       _NL_RAW_PID_LOG
    #else
    #define NL_RAW_PID_LOG_LOG_DEBUG2(_l, _pid, _fmt, ...)
    #endif
    #if DEBUG_MAX_LEVEL>=LOG_DEBUG
    #define NL_RAW_PID_LOG_LOG_DEBUG        _NL_RAW_PID_LOG
    #else
    #define NL_RAW_PID_LOG_LOG_DEBUG(_l, _pid, _fmt, ...)
    #endif
    #if DEBUG_MAX_LEVEL>=LOG_INFO
    #define NL_RAW_PID_LOG_LOG_INFO _NL_RAW_PID_LOG
    #else
    #define NL_RAW_PID_LOG_LOG_INFO(_l, _pid, _fmt, ...)
    #endif
    #define NL_RAW_PID_LOG_LOG_NOTICE       _NL_RAW_PID_LOG
    #define NL_RAW_PID_LOG_LOG_ERR         _NL_RAW_PID_LOG
    #define NL_RAW_PID_LOG_LOG_WARNING      _NL_RAW_PID_LOG
    
    
    
    #endif
    #endif

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