sourcemod/extensions/sdktools/vdecoder.h
David Anderson 11ff381289 - added bool type
- added pointer support
- added three default natives
- added include file for sdktools
- cleaned up decoding api a bit

--HG--
extra : convert_revision : svn%3A39bc706e-5318-0410-9160-8a85361fbb7c/trunk%40960
2007-06-16 18:03:05 +00:00

113 lines
3.2 KiB
C++

#ifndef _INCLUDE_SOURCEMOD_VDECODER_H_
#define _INCLUDE_SOURCEMOD_VDECODER_H_
#include <sm_platform.h>
#include <sp_vm_api.h>
#include <extensions/IBinTools.h>
using namespace SourceMod;
using namespace SourcePawn;
/**
* @brief Encapsulates types from the SDK
*/
enum ValveType
{
Valve_CBaseEntity, /**< CBaseEntity */
Valve_CBasePlayer, /**< CBasePlayer (disallow normal ents) */
Valve_Vector, /**< Vector */
Valve_QAngle, /**< QAngle */
Valve_POD, /**< Plain old data */
Valve_Float, /**< Float */
Valve_Edict, /**< Edict */
Valve_String, /**< String */
Valve_Bool, /**< Boolean */
};
enum DataStatus
{
Data_Fail = 0,
Data_Okay = 1,
};
#define VDECODE_FLAG_ALLOWNULL (1<<0) /**< Allow NULL for pointers */
#define VDECODE_FLAG_ALLOWNOTINGAME (1<<1) /**< Allow players not in game */
#define VDECODE_FLAG_ALLOWWORLD (1<<2) /**< Allow World entity */
#define VDECODE_FLAG_BYREF (1<<3) /**< Floats/ints by reference */
#define VENCODE_FLAG_COPYBACK (1<<0) /**< Copy back data */
#define PASSFLAG_ASPOINTER (1<<30) /**< Not an actual passflag, used internally */
/**
* @brief Valve pre-defined calling types
*/
enum ValveCallType
{
ValveCall_Static, /**< Static call */
ValveCall_Entity, /**< Thiscall (CBaseEntity implicit first parameter) */
ValveCall_Player, /**< Thiscall (CBasePlayer implicit first parameter) */
};
/**
* @brief Valve parameter info
*/
struct ValvePassInfo
{
ValveType vtype; /**< IN: Valve type */
unsigned int decflags; /**< IN: VDECODE_FLAG_* */
unsigned int encflags; /**< IN: VENCODE_FLAG_* */
PassType type; /**< IN: Pass information */
unsigned int flags; /**< IN: Pass flags */
size_t offset; /**< OUT: stack offset */
};
/**
* @brief Converts a valve parameter to a bintools parameter.
*
* @param type Valve type.
* @param pass Either basic or object.
* @param flags Either BYVAL or BYREF.
* @param info Buffer to store param info in.
* @return Number of bytes this will use in the virtual stack,
* or 0 if conversion was impossible.
*/
size_t ValveParamToBinParam(ValveType type,
PassType pass,
unsigned int flags,
PassInfo *info);
/**
* @brief Decodes data from a plugin to native data.
*
* Note: If you're going to return false, make sure to
* throw an error.
*
* @param pContext Plugin context.
* @param param Parameter value from params array.
* @param buffer Buffer space in the virutal stack.
* @return True on success, false otherwise.
*/
DataStatus DecodeValveParam(IPluginContext *pContext,
cell_t param,
const ValvePassInfo *vdata,
void *buffer);
/**
* @brief Encodes native data back into a plugin.
*
* Note: If you're going to return false, make sure to
* throw an error.
*
* @param pContext Plugin context.
* @param param Parameter value from params array.
* @param buffer Buffer space in the virutal stack.
* @return True on success, false otherwise.
*/
DataStatus EncodeValveParam(IPluginContext *pContext,
cell_t param,
const ValvePassInfo *vdata,
const void *buffer);
#endif //_INCLUDE_SOURCEMOD_VDECODER_H_