Add UptimeTimer class

modules/ripple_basics/events/ripple_UptimeTimer.cpp

@@ -0,0 +1,66 @@
+//------------------------------------------------------------------------------
+/*
+	Copyright (c) 2011-2013, OpenCoin, Inc.
+
+	Permission to use, copy, modify, and/or distribute this software for any
+	purpose with  or without fee is hereby granted,  provided that the above
+	copyright notice and this permission notice appear in all copies.
+
+	THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+	WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES OF
+	MERCHANTABILITY  AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+	ANY SPECIAL,  DIRECT, INDIRECT,  OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+	WHATSOEVER  RESULTING  FROM LOSS OF USE, DATA OR PROFITS,  WHETHER IN AN
+	ACTION OF CONTRACT, NEGLIGENCE  OR OTHER TORTIOUS ACTION, ARISING OUT OF
+	OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+UptimeTimer::UptimeTimer ()
+	: m_shadowPointer (0)
+	, m_startTime (::time (0))
+{
+}
+
+UptimeTimer::~UptimeTimer ()
+{
+}
+
+void UptimeTimer::initializeShadowPointerIfNecessary (int* shadowPointer)
+{
+	if (m_shadowPointer == 0)
+	{
+		m_shadowPointer = static_cast <int volatile*> (shadowPointer);
+	}
+
+}
+
+void UptimeTimer::resetShadowPointerIfSet (int* shadowPointer)
+{
+	if (m_shadowPointer == shadowPointer)
+	{
+		m_shadowPointer = 0;
+	}
+}
+
+int UptimeTimer::getElapsedSeconds ()
+{
+	int result;
+
+	if (m_shadowPointer != 0)
+	{
+		result = *m_shadowPointer;
+	}
+	else
+	{
+		result = static_cast <int> (::time (0) - m_startTime);
+	}
+
+	return result;
+}
+
+UptimeTimer& UptimeTimer::getInstance ()
+{
+	static UptimeTimer instance;
+	return instance;
+}

modules/ripple_basics/events/ripple_UptimeTimer.h

@@ -0,0 +1,44 @@
+//------------------------------------------------------------------------------
+/*
+	Copyright (c) 2011-2013, OpenCoin, Inc.
+
+	Permission to use, copy, modify, and/or distribute this software for any
+	purpose with  or without fee is hereby granted,  provided that the above
+	copyright notice and this permission notice appear in all copies.
+
+	THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+	WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES OF
+	MERCHANTABILITY  AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+	ANY SPECIAL,  DIRECT, INDIRECT,  OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+	WHATSOEVER  RESULTING  FROM LOSS OF USE, DATA OR PROFITS,  WHETHER IN AN
+	ACTION OF CONTRACT, NEGLIGENCE  OR OTHER TORTIOUS ACTION, ARISING OUT OF
+	OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#ifndef RIPPLE_UPTIMETIMER_H
+#define RIPPLE_UPTIMETIMER_H
+
+/** Singleton for tracking uptime.
+*/
+class UptimeTimer
+{
+private:
+	UptimeTimer ();
+	~UptimeTimer ();
+
+public:
+	void initializeShadowPointerIfNecessary (int* shadowPointer);
+
+	void resetShadowPointerIfSet (int* shadowPointer);
+
+	int getElapsedSeconds ();
+
+	static UptimeTimer& getInstance ();
+
+private:
+	time_t m_startTime;
+	int volatile* m_shadowPointer;
+};
+
+#endif

modules/ripple_basics/ripple_basics.cpp

@@ -27,10 +27,12 @@
 // VFALCO: TODO, fix these warnings!
 #ifdef _MSC_VER
 //#pragma warning (push) // Causes spurious C4503 "decorated name exceeds maximum length"
-#pragma warning (disable: 4018) // signed/unsigned mismatch
+//#pragma warning (disable: 4018) // signed/unsigned mismatch
-#pragma warning (disable: 4244) // conversion, possible loss of data
+//#pragma warning (disable: 4244) // conversion, possible loss of data
 #endif
 
+#include "events/ripple_UptimeTimer.cpp"
+
 #ifdef _MSC_VER
 //#pragma warning (pop)
 #endif

modules/ripple_basics/ripple_basics.h

@@ -32,6 +32,10 @@
 #ifndef RIPPLE_BASICS_H
 #define RIPPLE_BASICS_H
 
+#include <ctime>
+
 #include "src/cpp/ripple/IntegerTypes.h"
 
+#include "events/ripple_UptimeTimer.h"
+
 #endif

newcoin.vcxproj

@@ -173,6 +173,12 @@
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
       <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
     </ClCompile>
+    <ClCompile Include="modules\ripple_basics\events\ripple_UptimeTimer.cpp">
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
+      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
+    </ClCompile>
     <ClCompile Include="modules\ripple_basics\ripple_basics.cpp" />
     <ClCompile Include="modules\ripple_client\ripple_client.cpp" />
     <ClCompile Include="modules\ripple_db\ripple_db.cpp" />
@@ -1163,6 +1169,7 @@
     <ClInclude Include="build\proto\ripple.pb.h" />
     <ClInclude Include="database\sqlite3.h" />
     <ClInclude Include="database\sqlite3ext.h" />
+    <ClInclude Include="modules\ripple_basics\events\ripple_UptimeTimer.h" />
     <ClInclude Include="modules\ripple_basics\ripple_basics.h" />
     <ClInclude Include="modules\ripple_client\ripple_client.h" />
     <ClInclude Include="modules\ripple_db\ripple_db.h" />

newcoin.vcxproj.filters

@@ -124,6 +124,9 @@
     <Filter Include="1. Modules\ripple_basics\containers">
       <UniqueIdentifier>{96cbc9ff-0118-4844-bb4c-05aef58a60b5}</UniqueIdentifier>
     </Filter>
+    <Filter Include="1. Modules\ripple_basics\events">
+      <UniqueIdentifier>{f585ac4d-1867-4f3d-b0a2-eceae4d7e7e7}</UniqueIdentifier>
+    </Filter>
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="src\cpp\database\sqlite3.c">
@@ -738,6 +741,9 @@
     <ClCompile Include="modules\ripple_mess\ripple_mess.cpp">
       <Filter>1. Modules\ripple_mess</Filter>
     </ClCompile>
+    <ClCompile Include="modules\ripple_basics\events\ripple_UptimeTimer.cpp">
+      <Filter>1. Modules\ripple_basics\events</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="database\sqlite3ext.h">
@@ -1379,6 +1385,9 @@
     <ClInclude Include="src\cpp\ripple\KeyCache.h">
       <Filter>1. Modules\ripple_basics\containers</Filter>
     </ClInclude>
+    <ClInclude Include="modules\ripple_basics\events\ripple_UptimeTimer.h">
+      <Filter>1. Modules\ripple_basics\events</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <None Include="SConstruct" />