1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "webrtc/system_wrappers/source/trace_win.h" 12 13 #include <assert.h> 14 #include <stdarg.h> 15 16 #include "Mmsystem.h" 17 18 #if defined(_DEBUG) 19 #define BUILDMODE "d" 20 #elif defined(DEBUG) 21 #define BUILDMODE "d" 22 #elif defined(NDEBUG) 23 #define BUILDMODE "r" 24 #else 25 #define BUILDMODE "?" 26 #endif 27 #define BUILDTIME __TIME__ 28 #define BUILDDATE __DATE__ 29 // Example: "Oct 10 2002 12:05:30 r" 30 #define BUILDINFO BUILDDATE " " BUILDTIME " " BUILDMODE 31 32 namespace webrtc { 33 TraceWindows::TraceWindows() 34 : prev_api_tick_count_(0), 35 prev_tick_count_(0) { 36 } 37 38 TraceWindows::~TraceWindows() { 39 StopThread(); 40 } 41 42 int32_t TraceWindows::AddTime(char* trace_message, 43 const TraceLevel level) const { 44 uint32_t dw_current_time = timeGetTime(); 45 SYSTEMTIME system_time; 46 GetSystemTime(&system_time); 47 48 if (level == kTraceApiCall) { 49 uint32_t dw_delta_time = dw_current_time - prev_tick_count_; 50 prev_tick_count_ = dw_current_time; 51 52 if (prev_tick_count_ == 0) { 53 dw_delta_time = 0; 54 } 55 if (dw_delta_time > 0x0fffffff) { 56 // Either wrap-around or data race. 57 dw_delta_time = 0; 58 } 59 if (dw_delta_time > 99999) { 60 dw_delta_time = 99999; 61 } 62 63 sprintf(trace_message, "(%2u:%2u:%2u:%3u |%5u) ", system_time.wHour, 64 system_time.wMinute, system_time.wSecond, 65 system_time.wMilliseconds, dw_delta_time); 66 } else { 67 uint32_t dw_delta_time = dw_current_time - prev_api_tick_count_; 68 prev_api_tick_count_ = dw_current_time; 69 70 if (prev_api_tick_count_ == 0) { 71 dw_delta_time = 0; 72 } 73 if (dw_delta_time > 0x0fffffff) { 74 // Either wraparound or data race. 75 dw_delta_time = 0; 76 } 77 if (dw_delta_time > 99999) { 78 dw_delta_time = 99999; 79 } 80 sprintf(trace_message, "(%2u:%2u:%2u:%3u |%5u) ", system_time.wHour, 81 system_time.wMinute, system_time.wSecond, 82 system_time.wMilliseconds, dw_delta_time); 83 } 84 return 22; 85 } 86 87 int32_t TraceWindows::AddBuildInfo(char* trace_message) const { 88 // write data and time to text file 89 sprintf(trace_message, "Build info: %s", BUILDINFO); 90 // Include NULL termination (hence + 1). 91 return static_cast<int32_t>(strlen(trace_message) + 1); 92 } 93 94 int32_t TraceWindows::AddDateTimeInfo(char* trace_message) const { 95 prev_api_tick_count_ = timeGetTime(); 96 prev_tick_count_ = prev_api_tick_count_; 97 98 SYSTEMTIME sys_time; 99 GetLocalTime(&sys_time); 100 101 TCHAR sz_date_str[20]; 102 TCHAR sz_time_str[20]; 103 104 // Create date string (e.g. Apr 04 2002) 105 GetDateFormat(LOCALE_SYSTEM_DEFAULT, 0, &sys_time, TEXT("MMM dd yyyy"), 106 sz_date_str, 20); 107 108 // Create time string (e.g. 15:32:08) 109 GetTimeFormat(LOCALE_SYSTEM_DEFAULT, 0, &sys_time, TEXT("HH':'mm':'ss"), 110 sz_time_str, 20); 111 112 sprintf(trace_message, "Local Date: %ls Local Time: %ls", sz_date_str, 113 sz_time_str); 114 115 // Include NULL termination (hence + 1). 116 return static_cast<int32_t>(strlen(trace_message) + 1); 117 } 118 119 } // namespace webrtc 120