From 4f17362aeb80e5339c58a5d3b0fbaeb88d9e701c Mon Sep 17 00:00:00 2001
From: "madmaxoft@gmail.com"
 <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6>
Date: Mon, 13 Feb 2012 21:47:03 +0000
Subject: Rewritten most of the code for multithreading; still not 100%, but
 getting there. If this commit proves to be too problematic, we can always
 undo it.

git-svn-id: http://mc-server.googlecode.com/svn/trunk@251 0a769ca7-a7f5-676a-18bf-c427514a06d6
---
 source/LeakFinder.h | 145 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 source/LeakFinder.h

(limited to 'source/LeakFinder.h')

diff --git a/source/LeakFinder.h b/source/LeakFinder.h
new file mode 100644
index 000000000..77f221bca
--- /dev/null
+++ b/source/LeakFinder.h
@@ -0,0 +1,145 @@
+/**********************************************************************
+ * 
+ * LEAKFINDER.H
+ *
+ *
+ *
+ * LICENSE (http://www.opensource.org/licenses/bsd-license.php)
+ *
+ *   Copyright (c) 2005-2010, Jochen Kalmbach
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without modification, 
+ *   are permitted provided that the following conditions are met:
+ *
+ *   Redistributions of source code must retain the above copyright notice, 
+ *   this list of conditions and the following disclaimer. 
+ *   Redistributions in binary form must reproduce the above copyright notice, 
+ *   this list of conditions and the following disclaimer in the documentation 
+ *   and/or other materials provided with the distribution. 
+ *   Neither the name of Jochen Kalmbach nor the names of its contributors may be 
+ *   used to endorse or promote products derived from this software without 
+ *   specific prior written permission. 
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
+ *   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
+ *   THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+ *   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE 
+ *   FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
+ *   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 
+ *   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 
+ *   ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
+ *   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ **********************************************************************/
+
+// #pragma once is supported starting with _MCS_VER 1000, 
+// so we need not to check the version (because we only support _MSC_VER >= 1100)!
+#pragma once
+
+#include <windows.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+HRESULT InitLeakFinder();
+void DeinitLeakFinder();
+
+#ifdef __cplusplus
+}
+#endif
+
+
+// The following is only available if the file is CPP
+#ifdef __cplusplus
+
+#include "StackWalker.h"
+
+// Interface for output...
+class LeakFinderOutput : public StackWalker
+{
+public:
+  typedef enum LeakFinderOptions
+  {
+    // No addition info will be retrived 
+    // (only the address is available)
+    LeakFinderNone = 0,
+    LeakFinderShowCompleteCallstack = 0x1000
+  } LeakFinderOptions;
+
+  LeakFinderOutput(int options = OptionsAll,  LPCSTR szSymPath = NULL);
+  virtual void OnLeakSearchStart(LPCSTR sszLeakFinderName);
+  virtual void OnLeakStartEntry(LPCSTR szKeyName, SIZE_T nDataSize);
+protected:
+  virtual void OnCallstackEntry(CallstackEntryType eType, CallstackEntry &entry);
+  virtual void OnOutput(LPCSTR szText) 
+  { 
+    printf(szText); 
+    StackWalker::OnOutput(szText); 
+  }
+  virtual void OnDbgHelpErr(LPCSTR szFuncName, DWORD gle, DWORD64 addr)
+  {
+    if (strcmp(szFuncName, "SymGetLineFromAddr64") == 0) return;
+    StackWalker::OnDbgHelpErr(szFuncName, gle, addr);
+  }
+};
+
+class LeakFinderXmlOutput : public LeakFinderOutput
+{
+public:
+  LeakFinderXmlOutput();
+  virtual ~LeakFinderXmlOutput();
+  LeakFinderXmlOutput(LPCTSTR szFileName);
+  virtual void OnLeakSearchStart(LPCSTR sszLeakFinderName);
+  virtual void OnLeakStartEntry(LPCSTR szKeyName, SIZE_T nDataSize);
+protected:
+  virtual void OnCallstackEntry(CallstackEntryType eType, CallstackEntry &entry);
+  virtual void OnOutput(LPCSTR szText) { }
+  virtual void OnDbgHelpErr(LPCSTR szFuncName, DWORD gle, DWORD64 addr) { }
+
+  FILE *m_fXmlFile;
+};
+
+// C++ interface:
+void DeinitLeakFinder(LeakFinderOutput *output);
+
+class ZZZ_LeakFinder
+{
+public:
+  ZZZ_LeakFinder()
+  {
+    m_pXml = NULL;
+#ifdef XML_LEAK_FINDER
+    m_pXml = new LeakFinderXmlOutput();
+#endif
+    InitLeakFinder();
+  }
+  ~ZZZ_LeakFinder()
+  {
+    DeinitLeakFinder(m_pXml);
+    if (m_pXml != NULL) delete m_pXml;
+  }
+protected:
+  LeakFinderXmlOutput *m_pXml;
+};
+
+#if defined(INIT_LEAK_FINDER)
+#if _MSC_VER >= 1200
+#pragma warning(push)
+#endif
+#pragma warning (disable:4074)
+
+// WARNING: If you enable this option, the code might run without the CRT being initialized or after the CRT was deinitialized!!!
+//          Currently the code is not designed to bypass the CRT...
+//#pragma init_seg (compiler)
+ZZZ_LeakFinder zzz_LeakFinder;
+
+#if _MSC_VER >= 1200
+#pragma warning(pop)
+#else
+#pragma warning(default:4074)
+#endif
+#endif
+
+#endif  // __cplusplus
-- 
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