80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
/**
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* ================================================================
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* SourcePawn (C)2004-2007 AlliedModders LLC. All rights reserved.
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* ================================================================
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*
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* This file is not open source and may not be copied without explicit
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* written permission of AlliedModders LLC. This file may not be redistributed
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* in whole or significant part.
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* For information, see LICENSE.txt 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_BASEFUNCTION_H_
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#define _INCLUDE_SOURCEMOD_BASEFUNCTION_H_
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#include "sm_globals.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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};
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class CPlugin;
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class CFunction : public IPluginFunction
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{
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friend class SourcePawnEngine;
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public:
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CFunction(uint32_t code_addr, IPluginContext *pContext);
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public:
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virtual int PushCell(cell_t cell);
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virtual int PushCellByRef(cell_t *cell, int flags);
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virtual int PushFloat(float number);
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virtual int PushFloatByRef(float *number, int flags);
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virtual int PushArray(cell_t *inarray, unsigned int cells, cell_t **phys_addr, int copyback);
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virtual int PushString(const char *string);
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virtual int PushStringEx(char *buffer, size_t length, int sz_flags, int cp_flags);
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virtual cell_t *GetAddressOfPushedParam(unsigned int param);
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virtual int Execute(cell_t *result);
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virtual void Cancel();
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virtual int CallFunction(const cell_t *params, unsigned int num_params, cell_t *result);
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virtual IPluginContext *GetParentContext();
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inline bool IsInvalidated()
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{
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return m_Invalid;
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}
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inline void Invalidate()
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{
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m_Invalid = true;
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}
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bool IsRunnable();
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public:
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void Set(uint32_t code_addr, IPluginContext *plugin);
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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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inline int SetError(int err)
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{
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m_errorstate = err;
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return err;
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}
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private:
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uint32_t m_codeaddr;
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IPluginContext *m_pContext;
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sp_context_t *m_pCtx;
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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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CFunction *m_pNext;
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bool m_Invalid;
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};
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#endif //_INCLUDE_SOURCEMOD_BASEFUNCTION_H_
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