1 files changed, 142 insertions, 0 deletions
diff --git a/src/system_wrappers/source/trace_posix.cc b/src/system_wrappers/source/trace_posix.cc
new file mode 100644
index 0000000000..198c4349b0
--- /dev/null
+++ b/src/system_wrappers/source/trace_posix.cc
@@ -0,0 +1,142 @@
+/*
+ *  Copyright (c) 2011 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 <time.h>
+#ifdef __linux__
+    #include <sys/syscall.h>
+#endif
+#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()
+{
+    _prevAPITickCount = time(NULL);
+    _prevTickCount = _prevAPITickCount;
+}
+
+TracePosix::~TracePosix()
+{
+    StopThread();
+}
+
+WebRtc_Word32 TracePosix::AddThreadId(char* traceMessage) const {
+#ifdef __linux__
+  pid_t threadId = (pid_t) syscall(__NR_gettid);
+  sprintf(traceMessage, "%10d; ", threadId);
+#else
+  WebRtc_UWord64 threadId = (WebRtc_UWord64)pthread_self();
+  sprintf(traceMessage, "%10llu; ",
+          static_cast<long long unsigned int>(threadId));
+#endif
+  // 12 bytes are written.
+  return 12;
+}
+
+WebRtc_Word32 TracePosix::AddTime(char* traceMessage,
+                                  const TraceLevel level) const
+{
+    time_t dwCurrentTimeInSeconds = time(NULL);
+    struct tm systemTime;
+    gmtime_r(&dwCurrentTimeInSeconds, &systemTime);
+
+    if(level == kTraceApiCall)
+    {
+        WebRtc_UWord32 dwDeltaTime = dwCurrentTimeInSeconds - _prevTickCount;
+        _prevTickCount = dwCurrentTimeInSeconds;
+
+        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, 0,
+                static_cast<unsigned long>(dwDeltaTime));
+    } else {
+        WebRtc_UWord32 dwDeltaTime = dwCurrentTimeInSeconds - _prevAPITickCount;
+        _prevAPITickCount = dwCurrentTimeInSeconds;
+        if(_prevAPITickCount == 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, 0,
+                static_cast<unsigned long>(dwDeltaTime));
+    }
+    // Messages is 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);
+    sprintf(traceMessage, "Local Date: %s", ctime(&t));
+    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