/* -*- Mode: C; tab-width: 4 -*-
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*
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* Copyright (c) 2003 Apple Computer, Inc. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (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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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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File: mDNSDebug.c
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Contains: Implementation of debugging utilities. Requires a POSIX environment.
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Version: 1.0
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*/
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#include "mDNSDebug.h"
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#include <stdio.h>
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#if defined(WIN32) || defined(EFI32) || defined(EFI64) || defined(EFIX64)
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// Need to add Windows/EFI syslog support here
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#define LOG_PID 0x01
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#define LOG_CONS 0x02
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#define LOG_PERROR 0x20
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#else
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#include <syslog.h>
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#endif
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#include "mDNSEmbeddedAPI.h"
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mDNSexport int mDNS_LoggingEnabled = 0;
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mDNSexport int mDNS_PacketLoggingEnabled = 0;
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#if MDNS_DEBUGMSGS && !defined(__ANDROID__)
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mDNSexport int mDNS_DebugMode = mDNStrue;
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#else
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mDNSexport int mDNS_DebugMode = mDNSfalse;
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#endif
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// Note, this uses mDNS_vsnprintf instead of standard "vsnprintf", because mDNS_vsnprintf knows
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// how to print special data types like IP addresses and length-prefixed domain names
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#if MDNS_DEBUGMSGS > 1
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mDNSexport void verbosedebugf_(const char *format, ...)
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{
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char buffer[512];
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va_list ptr;
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va_start(ptr,format);
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buffer[mDNS_vsnprintf(buffer, sizeof(buffer), format, ptr)] = 0;
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va_end(ptr);
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mDNSPlatformWriteDebugMsg(buffer);
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}
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#endif
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// Log message with default "mDNSResponder" ident string at the start
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mDNSlocal void LogMsgWithLevelv(mDNSLogLevel_t logLevel, const char *format, va_list ptr)
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{
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char buffer[512];
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buffer[mDNS_vsnprintf((char *)buffer, sizeof(buffer), format, ptr)] = 0;
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mDNSPlatformWriteLogMsg(ProgramName, buffer, logLevel);
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}
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#define LOG_HELPER_BODY(L) \
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{ \
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va_list ptr; \
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va_start(ptr,format); \
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LogMsgWithLevelv(L, format, ptr); \
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va_end(ptr); \
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}
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// see mDNSDebug.h
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#if !MDNS_HAS_VA_ARG_MACROS
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void LogMsg_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_MSG)
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void LogOperation_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_OPERATION)
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void LogSPS_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_SPS)
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void LogInfo_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_INFO)
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#endif
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#if MDNS_DEBUGMSGS
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void debugf_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_DEBUG)
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#endif
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// Log message with default "mDNSResponder" ident string at the start
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mDNSexport void LogMsgWithLevel(mDNSLogLevel_t logLevel, const char *format, ...)
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LOG_HELPER_BODY(logLevel)
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