Cstrike: Import some memory tools from SourceMod

2014-05-28 00:06:51 +02:00
parent 62cf10f0c3
commit d7b3b47aa4
14 changed files with 2376 additions and 4 deletions
--- a/public/memtools/MemoryUtils.h
+++ b/public/memtools/MemoryUtils.h
@@ -0,0 +1,89 @@
+/**
+ * vim: set ts=4 sw=4 tw=99 noet :
+ * =============================================================================
+ * SourceMod
+ * Copyright (C) 2004-2011 AlliedModders LLC.  All rights reserved.
+ * =============================================================================
+ *
+ * This program is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License, version 3.0, as published by the
+ * Free Software Foundation.
+ * 
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * As a special exception, AlliedModders LLC gives you permission to link the
+ * code of this program (as well as its derivative works) to "Half-Life 2," the
+ * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
+ * by the Valve Corporation.  You must obey the GNU General Public License in
+ * all respects for all other code used.  Additionally, AlliedModders LLC grants
+ * this exception to all derivative works.  AlliedModders LLC defines further
+ * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
+ * or <http://www.sourcemod.net/license.php>.
+ */
+
+#ifndef _INCLUDE_SOURCEMOD_MEMORYUTILS_H_
+#define _INCLUDE_SOURCEMOD_MEMORYUTILS_H_
+
+#if defined(__linux__) || defined(__APPLE__)
+	#include <stdint.h>
+	#include <am-vector.h>
+	#include <sm_symtable.h>
+#endif
+
+#if defined(__APPLE__)
+	#include <CoreServices/CoreServices.h>
+#endif
+
+#if defined(WIN32)
+	#include <windows.h>
+#endif
+
+struct DynLibInfo
+{
+	void *baseAddress;
+	size_t memorySize;
+};
+
+#if defined(__linux__) || defined(__APPLE__)
+	struct LibSymbolTable
+	{
+		SymbolTable table;
+		uintptr_t lib_base;
+		uint32_t last_pos;
+	};
+#endif
+
+class MemoryUtils
+{
+	public:
+		MemoryUtils();
+		~MemoryUtils();
+
+	public: 
+		void *FindPattern(const void *libPtr, const char *pattern, size_t len);
+		void *ResolveSymbol(void *handle, const char *symbol);
+
+	public:
+		bool GetLibraryInfo(const void *libPtr, DynLibInfo &lib);
+		bool GetLibraryOfAddress(const void *libPtr, char *buffer, size_t maxlength, uintptr_t *base);
+
+#if defined(__linux__) || defined(__APPLE__)
+	private:
+		ke::Vector<LibSymbolTable *> m_SymTables;
+	#if defined(__APPLE__)
+		struct dyld_all_image_infos *m_ImageList;
+		SInt32 m_OSXMajor;
+		SInt32 m_OSXMinor;
+	#endif // __APPLE__
+#endif
+};
+
+extern MemoryUtils g_MemUtils;
+
+#endif // _INCLUDE_SOURCEMOD_MEMORYUTILS_H_