Robert Greenwalt | 47e4ceb | 2012-03-26 15:36:57 -0700 | [diff] [blame] | 1 | /* -*- Mode: C; tab-width: 4 -*- |
| 2 | * |
| 3 | * Copyright (c) 2003 Apple Computer, Inc. All rights reserved. |
| 4 | * |
| 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 6 | * you may not use this file except in compliance with the License. |
| 7 | * You may obtain a copy of the License at |
| 8 | * |
| 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | * |
| 11 | * Unless required by applicable law or agreed to in writing, software |
| 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | * See the License for the specific language governing permissions and |
| 15 | * limitations under the License. |
| 16 | |
| 17 | File: mDNSDebug.c |
| 18 | |
| 19 | Contains: Implementation of debugging utilities. Requires a POSIX environment. |
| 20 | |
| 21 | Version: 1.0 |
| 22 | |
| 23 | */ |
| 24 | |
| 25 | #include "mDNSDebug.h" |
| 26 | |
| 27 | #include <stdio.h> |
| 28 | |
| 29 | #if defined(WIN32) || defined(EFI32) || defined(EFI64) || defined(EFIX64) |
| 30 | // Need to add Windows/EFI syslog support here |
| 31 | #define LOG_PID 0x01 |
| 32 | #define LOG_CONS 0x02 |
| 33 | #define LOG_PERROR 0x20 |
| 34 | #else |
| 35 | #include <syslog.h> |
| 36 | #endif |
| 37 | |
| 38 | #include "mDNSEmbeddedAPI.h" |
| 39 | |
Joshua Melcon | 0b6b4e3 | 2014-11-10 09:50:45 -0800 | [diff] [blame] | 40 | mDNSexport int mDNS_LoggingEnabled = 0; |
Robert Greenwalt | 47e4ceb | 2012-03-26 15:36:57 -0700 | [diff] [blame] | 41 | mDNSexport int mDNS_PacketLoggingEnabled = 0; |
| 42 | |
Robert Greenwalt | dd52342 | 2012-03-29 14:43:07 -0700 | [diff] [blame] | 43 | #if MDNS_DEBUGMSGS && !defined(__ANDROID__) |
Robert Greenwalt | 47e4ceb | 2012-03-26 15:36:57 -0700 | [diff] [blame] | 44 | mDNSexport int mDNS_DebugMode = mDNStrue; |
| 45 | #else |
| 46 | mDNSexport int mDNS_DebugMode = mDNSfalse; |
| 47 | #endif |
| 48 | |
| 49 | // Note, this uses mDNS_vsnprintf instead of standard "vsnprintf", because mDNS_vsnprintf knows |
| 50 | // how to print special data types like IP addresses and length-prefixed domain names |
| 51 | #if MDNS_DEBUGMSGS > 1 |
| 52 | mDNSexport void verbosedebugf_(const char *format, ...) |
| 53 | { |
| 54 | char buffer[512]; |
| 55 | va_list ptr; |
| 56 | va_start(ptr,format); |
| 57 | buffer[mDNS_vsnprintf(buffer, sizeof(buffer), format, ptr)] = 0; |
| 58 | va_end(ptr); |
| 59 | mDNSPlatformWriteDebugMsg(buffer); |
| 60 | } |
| 61 | #endif |
| 62 | |
| 63 | // Log message with default "mDNSResponder" ident string at the start |
| 64 | mDNSlocal void LogMsgWithLevelv(mDNSLogLevel_t logLevel, const char *format, va_list ptr) |
| 65 | { |
| 66 | char buffer[512]; |
| 67 | buffer[mDNS_vsnprintf((char *)buffer, sizeof(buffer), format, ptr)] = 0; |
| 68 | mDNSPlatformWriteLogMsg(ProgramName, buffer, logLevel); |
| 69 | } |
| 70 | |
| 71 | #define LOG_HELPER_BODY(L) \ |
| 72 | { \ |
| 73 | va_list ptr; \ |
| 74 | va_start(ptr,format); \ |
| 75 | LogMsgWithLevelv(L, format, ptr); \ |
| 76 | va_end(ptr); \ |
| 77 | } |
| 78 | |
| 79 | // see mDNSDebug.h |
| 80 | #if !MDNS_HAS_VA_ARG_MACROS |
| 81 | void LogMsg_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_MSG) |
| 82 | void LogOperation_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_OPERATION) |
| 83 | void LogSPS_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_SPS) |
| 84 | void LogInfo_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_INFO) |
| 85 | #endif |
| 86 | |
| 87 | #if MDNS_DEBUGMSGS |
| 88 | void debugf_(const char *format, ...) LOG_HELPER_BODY(MDNS_LOG_DEBUG) |
| 89 | #endif |
| 90 | |
| 91 | // Log message with default "mDNSResponder" ident string at the start |
| 92 | mDNSexport void LogMsgWithLevel(mDNSLogLevel_t logLevel, const char *format, ...) |
| 93 | LOG_HELPER_BODY(logLevel) |