99 lines
3.4 KiB
C++
99 lines
3.4 KiB
C++
/**
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* vim: set ts=4 :
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* =============================================================================
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* SourceMod
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* Copyright (C) 2004-2009 AlliedModders LLC. All rights reserved.
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* =============================================================================
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, version 3.0, as published by the
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* Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* As a special exception, AlliedModders LLC gives you permission to link the
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* code of this program (as well as its derivative works) to "Half-Life 2," the
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* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
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* by the Valve Corporation. You must obey the GNU General Public License in
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* all respects for all other code used. Additionally, AlliedModders LLC grants
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* this exception to all derivative works. AlliedModders LLC defines further
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* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
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* or <http://www.sourcemod.net/license.php>.
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*
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* Version: $Id$
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*/
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#ifndef _INCLUDE_SOURCEMOD_NATIVE_INVOKER_H_
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#define _INCLUDE_SOURCEMOD_NATIVE_INVOKER_H_
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#include "sm_globals.h"
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#include <INativeInvoker.h>
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struct ParamInfo
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{
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int flags; /* Copy-back flags */
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bool marked; /* Whether this is marked as being used */
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cell_t local_addr; /* Local address to free */
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cell_t *phys_addr; /* Physical address of our copy */
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cell_t *orig_addr; /* Original address to copy back to */
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ucell_t size; /* Size of array in bytes */
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struct
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{
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bool is_sz; /* is a string */
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int sz_flags; /* has sz flags */
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} str;
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};
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class NativeInvoker : public INativeInvoker
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{
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public:
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NativeInvoker();
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~NativeInvoker();
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public: /* ICallable */
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int PushCell(cell_t cell);
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int PushCellByRef(cell_t *cell, int flags=SM_PARAM_COPYBACK);
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int PushFloat(float number);
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int PushFloatByRef(float *number, int flags=SM_PARAM_COPYBACK);
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int PushArray(cell_t *inarray, unsigned int cells, int flags=0);
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int PushString(const char *string);
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int PushStringEx(char *buffer, size_t length, int sz_flags, int cp_flags);
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void Cancel();
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public: /* INativeInvoker */
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bool Start(IPluginContext *pContext, const char *name);
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int Invoke(cell_t *result);
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private:
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int _PushString(const char *string, int sz_flags, int cp_flags, size_t len);
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int SetError(int err);
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private:
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IPluginContext *pContext;
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SPVM_NATIVE_FUNC native;
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cell_t m_params[SP_MAX_EXEC_PARAMS];
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ParamInfo m_info[SP_MAX_EXEC_PARAMS];
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unsigned int m_curparam;
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int m_errorstate;
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};
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class NativeInterface :
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public INativeInterface,
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public SMGlobalClass
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{
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public: /* SMGlobalClass */
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void OnSourceModAllInitialized();
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public: /* SMInterface */
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unsigned int GetInterfaceVersion();
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const char *GetInterfaceName();
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public: /* INativeInvoker */
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IPluginRuntime *CreateRuntime(const char *name, size_t bytes);
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INativeInvoker *CreateInvoker();
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};
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extern NativeInterface g_NInvoke;
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#endif /* _INCLUDE_SOURCEMOD_NATIVE_INVOKER_H_ */
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