| /* -*- Mode: C; tab-width: 4 -*- |
| * |
| * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| |
| File: mDNSDebug.c |
| |
| Contains: Implementation of debugging utilities. Requires a POSIX environment. |
| |
| Version: 1.0 |
| |
| */ |
| |
| #include "mDNSDebug.h" |
| |
| #include <stdio.h> |
| |
| #if defined(WIN32) || defined(EFI32) || defined(EFI64) || defined(EFIX64) |
| // Need to add Windows/EFI syslog support here |
| #define LOG_PID 0x01 |
| #define LOG_CONS 0x02 |
| #define LOG_PERROR 0x20 |
| #else |
| #include <syslog.h> |
| #endif |
| |
| #include "mDNSEmbeddedAPI.h" |
| |
| mDNSexport int mDNS_LoggingEnabled = 0; |
| mDNSexport int mDNS_PacketLoggingEnabled = 0; |
| |
| #if MDNS_DEBUGMSGS && !defined(__ANDROID__) |
| mDNSexport int mDNS_DebugMode = mDNStrue; |
| #else |
| mDNSexport int mDNS_DebugMode = mDNSfalse; |
| #endif |
| |
| // Note, this uses mDNS_vsnprintf instead of standard "vsnprintf", because mDNS_vsnprintf knows |
| // how to print special data types like IP addresses and length-prefixed domain names |
| #if MDNS_DEBUGMSGS > 1 |
| mDNSexport void verbosedebugf_(const char *format, ...) |
| { |
| char buffer[512]; |
| va_list ptr; |
| va_start(ptr,format); |
| buffer[mDNS_vsnprintf(buffer, sizeof(buffer), format, ptr)] = 0; |
| va_end(ptr); |
| mDNSPlatformWriteDebugMsg(buffer); |
| } |
| #endif |
| |
| // Log message with default "mDNSResponder" ident string at the start |
| mDNSlocal void LogMsgWithLevelv(mDNSLogLevel_t logLevel, const char *format, va_list ptr) |
| { |
| char buffer[512]; |
| buffer[mDNS_vsnprintf((char *)buffer, sizeof(buffer), format, ptr)] = 0; |
| mDNSPlatformWriteLogMsg(ProgramName, buffer, logLevel); |
| } |
| |
| #define LOG_HELPER_BODY(L) \ |
| { \ |
| va_list ptr; \ |
| va_start(ptr,format); \ |
| LogMsgWithLevelv(L, format, ptr); \ |
| va_end(ptr); \ |
| } |
| |
| // see mDNSDebug.h |
| #if !MDNS_HAS_VA_ARG_MACROS |
| void LogMsg_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_MSG) |
| void LogOperation_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_OPERATION) |
| void LogSPS_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_SPS) |
| void LogInfo_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_INFO) |
| #endif |
| |
| #if MDNS_DEBUGMSGS |
| void debugf_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_DEBUG) |
| #endif |
| |
| // Log message with default "mDNSResponder" ident string at the start |
| mDNSexport void LogMsgWithLevel(mDNSLogLevel_t logLevel, const char *format, ...) |
| LOG_HELPER_BODY(logLevel) |