Move src/ -> webrtc/

TBR=niklas.enbom@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/915006

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@2963 4adac7df-926f-26a2-2b94-8c16560cd09d

1 files changed, 120 insertions, 0 deletions

diff --git a/system_wrappers/source/trace_posix.cc b/system_wrappers/source/trace_posix.cc
new file mode 100644
index 00000000..1b8dd934
--- /dev/null
+++ b/system_wrappers/source/trace_posix.cc
@@ -0,0 +1,120 @@
+/*
+ *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "trace_posix.h"
+
+#include <cassert>
+#include <stdarg.h>
+#include <stdio.h>
+#include <string.h>
+#include <sys/time.h>
+#include <time.h>
+#ifdef WEBRTC_ANDROID
+    #include <pthread.h>
+#else
+    #include <iostream>
+#endif
+
+#if defined(_DEBUG)
+    #define BUILDMODE "d"
+#elif defined(DEBUG)
+    #define BUILDMODE "d"
+#elif defined(NDEBUG)
+    #define BUILDMODE "r"
+#else
+    #define BUILDMODE "?"
+#endif
+#define BUILDTIME __TIME__
+#define BUILDDATE __DATE__
+// example: "Oct 10 2002 12:05:30 r"
+#define BUILDINFO BUILDDATE " " BUILDTIME " " BUILDMODE
+
+namespace webrtc {
+TracePosix::TracePosix()
+{
+    struct timeval systemTimeHighRes;
+    gettimeofday(&systemTimeHighRes, 0);
+    _prevAPITickCount = _prevTickCount = systemTimeHighRes.tv_sec;
+}
+
+TracePosix::~TracePosix()
+{
+    StopThread();
+}
+
+WebRtc_Word32 TracePosix::AddTime(char* traceMessage,
+                                  const TraceLevel level) const
+{
+    struct timeval systemTimeHighRes;
+    if (gettimeofday(&systemTimeHighRes, 0) == -1)
+    {
+        return -1;
+    }
+    struct tm buffer;
+    const struct tm* systemTime =
+        localtime_r(&systemTimeHighRes.tv_sec, &buffer);
+
+    const WebRtc_UWord32 ms_time = systemTimeHighRes.tv_usec / 1000;
+    WebRtc_UWord32 prevTickCount = 0;
+    if (level == kTraceApiCall)
+    {
+        prevTickCount = _prevTickCount;
+        _prevTickCount = ms_time;
+    } else {
+        prevTickCount = _prevAPITickCount;
+        _prevAPITickCount = ms_time;
+    }
+    WebRtc_UWord32 dwDeltaTime = ms_time - prevTickCount;
+    if (prevTickCount == 0)
+    {
+        dwDeltaTime = 0;
+    }
+    if (dwDeltaTime > 0x0fffffff)
+    {
+        // Either wraparound or data race.
+        dwDeltaTime = 0;
+    }
+    if(dwDeltaTime > 99999)
+    {
+        dwDeltaTime = 99999;
+    }
+
+    sprintf(traceMessage, "(%2u:%2u:%2u:%3u |%5lu) ", systemTime->tm_hour,
+            systemTime->tm_min, systemTime->tm_sec, ms_time,
+            static_cast<unsigned long>(dwDeltaTime));
+    // Messages are 22 characters.
+    return 22;
+}
+
+WebRtc_Word32 TracePosix::AddBuildInfo(char* traceMessage) const
+{
+    sprintf(traceMessage, "Build info: %s", BUILDINFO);
+    // Include NULL termination (hence + 1).
+    return strlen(traceMessage) + 1;
+}
+
+WebRtc_Word32 TracePosix::AddDateTimeInfo(char* traceMessage) const
+{
+    time_t t;
+    time(&t);
+    char buffer[26];  // man ctime says buffer should have room for >=26 bytes.
+    sprintf(traceMessage, "Local Date: %s", ctime_r(&t, buffer));
+    WebRtc_Word32 len = static_cast<WebRtc_Word32>(strlen(traceMessage));
+
+    if ('\n' == traceMessage[len - 1])
+    {
+        traceMessage[len - 1] = '\0';
+        --len;
+    }
+
+    // Messages is 12 characters.
+    return len + 1;
+}
+} // namespace webrtc