1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/tools/gdc-psyfork/MemoryUtils.h	Sun May 27 11:36:49 2012 -0400
     1.3 @@ -0,0 +1,82 @@
     1.4 +/**
     1.5 + * vim: set ts=4 sw=4 tw=99 noet :
     1.6 + * =============================================================================
     1.7 + * SourceMod
     1.8 + * Copyright (C) 2004-2010 AlliedModders LLC.  All rights reserved.
     1.9 + * =============================================================================
    1.10 + *
    1.11 + * This program is free software; you can redistribute it and/or modify it under
    1.12 + * the terms of the GNU General Public License, version 3.0, as published by the
    1.13 + * Free Software Foundation.
    1.14 + * 
    1.15 + * This program is distributed in the hope that it will be useful, but WITHOUT
    1.16 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    1.17 + * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    1.18 + * details.
    1.19 + *
    1.20 + * You should have received a copy of the GNU General Public License along with
    1.21 + * this program.  If not, see <http://www.gnu.org/licenses/>.
    1.22 + *
    1.23 + * As a special exception, AlliedModders LLC gives you permission to link the
    1.24 + * code of this program (as well as its derivative works) to "Half-Life 2," the
    1.25 + * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    1.26 + * by the Valve Corporation.  You must obey the GNU General Public License in
    1.27 + * all respects for all other code used.  Additionally, AlliedModders LLC grants
    1.28 + * this exception to all derivative works.  AlliedModders LLC defines further
    1.29 + * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    1.30 + * or <http://www.sourcemod.net/license.php>.
    1.31 + */
    1.32 +
    1.33 +#ifndef _INCLUDE_SOURCEMOD_MEMORYUTILS_H_
    1.34 +#define _INCLUDE_SOURCEMOD_MEMORYUTILS_H_
    1.35 +
    1.36 +#include <IMemoryUtils.h>
    1.37 +#include <string.h>
    1.38 +#include <vector>
    1.39 +#if defined PLATFORM_LINUX || defined PLATFORM_APPLE
    1.40 +#include "sm_symtable.h"
    1.41 +#include <unistd.h>
    1.42 +
    1.43 +#endif
    1.44 +
    1.45 +using namespace SourceMod;
    1.46 +using std::vector;
    1.47 +
    1.48 +struct DynLibInfo
    1.49 +{
    1.50 +	void *baseAddress;
    1.51 +	size_t memorySize;
    1.52 +};
    1.53 +
    1.54 +#if defined PLATFORM_LINUX || defined PLATFORM_APPLE
    1.55 +struct LibSymbolTable
    1.56 +{
    1.57 +	SymbolTable table;
    1.58 +	AddrTable table2;
    1.59 +	uintptr_t lib_base;
    1.60 +	uint32_t last_pos;
    1.61 +};
    1.62 +#endif
    1.63 +
    1.64 +class MemoryUtils
    1.65 +{
    1.66 +public:
    1.67 +	MemoryUtils();
    1.68 +	~MemoryUtils();
    1.69 +public: // IMemoryUtils
    1.70 +	void *FindPattern(const void *libPtr, const char *pattern, size_t len);
    1.71 +	void *ResolveSymbol(void *handle, const char *symbol);
    1.72 +	const char *ResolveAddr(void *handle, void *addr);
    1.73 +public:
    1.74 +	void *FindPatternInFile(int fd, const char *pattern, size_t len);
    1.75 +	bool GetLibraryInfo(const void *libPtr, DynLibInfo &lib);
    1.76 +#if defined PLATFORM_LINUX || defined PLATFORM_APPLE
    1.77 +private:
    1.78 +	vector<LibSymbolTable *> m_SymTables;
    1.79 +#ifdef PLATFORM_APPLE
    1.80 +	struct dyld_all_image_infos *m_ImageList;
    1.81 +#endif
    1.82 +#endif
    1.83 +};
    1.84 +
    1.85 +#endif // _INCLUDE_SOURCEMOD_MEMORYUTILS_H_