plugins/include/sdktools.inc
author David Anderson <dvander@alliedmods.net>
Sat Sep 26 17:12:23 2009 -0400 (2009-09-26)
changeset 2806 686c283b08fc
parent 2711 858723415154
child 2901 f5a1cf24f505
permissions -rw-r--r--
Added generic command hooking mechanism, to replace Reg*Cmd which is intended for command creation (bug 4015, r=pred).
     1 /**
     2  * vim: set ts=4 :
     3  * =============================================================================
     4  * SourceMod (C)2004-2008 AlliedModders LLC.  All rights reserved.
     5  * =============================================================================
     6  *
     7  * This file is part of the SourceMod/SourcePawn SDK.
     8  *
     9  * This program is free software; you can redistribute it and/or modify it under
    10  * the terms of the GNU General Public License, version 3.0, as published by the
    11  * Free Software Foundation.
    12  * 
    13  * This program is distributed in the hope that it will be useful, but WITHOUT
    14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    15  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
    16  * details.
    17  *
    18  * You should have received a copy of the GNU General Public License along with
    19  * this program.  If not, see <http://www.gnu.org/licenses/>.
    20  *
    21  * As a special exception, AlliedModders LLC gives you permission to link the
    22  * code of this program (as well as its derivative works) to "Half-Life 2," the
    23  * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
    24  * by the Valve Corporation.  You must obey the GNU General Public License in
    25  * all respects for all other code used.  Additionally, AlliedModders LLC grants
    26  * this exception to all derivative works.  AlliedModders LLC defines further
    27  * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
    28  * or <http://www.sourcemod.net/license.php>.
    29  *
    30  * Version: $Id$
    31  */
    32 
    33 #if defined _sdktools_included
    34   #endinput
    35 #endif
    36 #define _sdktools_included
    37 
    38 #include <core>
    39 #include <sdktools_engine>
    40 #include <sdktools_functions>
    41 #if !defined SDKTOOLS_DISABLE_SOUNDAPI
    42 #include <sdktools_sound>
    43 #endif
    44 #include <sdktools_stringtables>
    45 #include <sdktools_trace>
    46 #include <sdktools_tempents>
    47 #include <sdktools_tempents_stocks>
    48 #include <sdktools_voice>
    49 #include <sdktools_entinput>
    50 #include <sdktools_entoutput>
    51 #include <sdktools_hooks>
    52 
    53 enum SDKCallType
    54 {
    55 	SDKCall_Static,		/**< Static call */
    56 	SDKCall_Entity,		/**< CBaseEntity call */
    57 	SDKCall_Player,		/**< CBasePlayer call */
    58 	SDKCall_GameRules,	/**< CGameRules call */
    59 	SDKCall_EntityList,	/**< CGlobalEntityList call */ 
    60 };
    61 
    62 enum SDKLibrary
    63 {
    64 	SDKLibrary_Server,	/**< server.dll/server_i486.so */
    65 	SDKLibrary_Engine,	/**< engine.dll/engine_*.so */
    66 };
    67 
    68 enum SDKFuncConfSource
    69 {
    70 	SDKConf_Virtual = 0,	/**< Read a virtual index from the Offsets section */
    71 	SDKConf_Signature = 1,	/**< Read a signature from the Signatures section */
    72 };
    73 
    74 enum SDKType
    75 {
    76 	SDKType_CBaseEntity,	/**< CBaseEntity (always as pointer) */
    77 	SDKType_CBasePlayer,	/**< CBasePlayer (always as pointer) */
    78 	SDKType_Vector,			/**< Vector (pointer, byval, or byref) */
    79 	SDKType_QAngle,			/**< QAngles (pointer, byval, or byref) */
    80 	SDKType_PlainOldData,	/**< Integer/generic data <=32bit (any) */
    81 	SDKType_Float,			/**< Float (any) */
    82 	SDKType_Edict,			/**< edict_t (always as pointer) */
    83 	SDKType_String,			/**< NULL-terminated string (always as pointer) */
    84 	SDKType_Bool,			/**< Boolean (any) */
    85 };
    86 
    87 enum SDKPassMethod
    88 {
    89 	SDKPass_Pointer,		/**< Pass as a pointer */
    90 	SDKPass_Plain,			/**< Pass as plain data */
    91 	SDKPass_ByValue,		/**< Pass an object by value */
    92 	SDKPass_ByRef,			/**< Pass an object by reference */
    93 };
    94 
    95 #define VDECODE_FLAG_ALLOWNULL		(1<<0)		/**< Allow NULL for pointers */
    96 #define VDECODE_FLAG_ALLOWNOTINGAME	(1<<1)		/**< Allow players not in game */
    97 #define VDECODE_FLAG_ALLOWWORLD		(1<<2)		/**< Allow World entity */
    98 #define VDECODE_FLAG_BYREF			(1<<3)		/**< Floats/ints by reference */
    99 
   100 #define VENCODE_FLAG_COPYBACK		(1<<0)		/**< Copy back data once done */
   101 
   102 /**
   103  * Starts the preparation of an SDK call.
   104  *
   105  * @param type			Type of function call this will be.
   106  * @noreturn
   107  */
   108 native StartPrepSDKCall(SDKCallType:type);
   109 
   110 /**
   111  * Sets the virtual index of the SDK call if it is virtual.
   112  *
   113  * @param vtblidx		Virtual table index.
   114  * @noreturn
   115  */
   116 native PrepSDKCall_SetVirtual(vtblidx);
   117 
   118 /**
   119  * Finds an address in a library and sets it as the address to use for the SDK call.
   120  *
   121  * @param lib			Library to use.
   122  * @param signature		Binary data to search for in the library.  If it starts with '@',
   123  *						the bytes parameter is ignored and the signature is interpreted
   124  *						as a symbol lookup in the library.
   125  * @param bytes			Number of bytes in the binary search string.
   126  * @return				True on success, false if nothing was found.
   127  */
   128 native bool:PrepSDKCall_SetSignature(SDKLibrary:lib, const String:signature[], bytes);
   129 
   130 /**
   131  * Finds an address or virtual function index in a GameConfig file and sets it as
   132  * the calling information for the SDK call.
   133  *
   134  * @param gameconf		GameConfig Handle, or INVALID_HANDLE to use sdktools.games.txt.
   135  * @param source		Whether to look in Offsets or Signatures.
   136  * @param name			Name of the property to find.
   137  * @return				True on success, false if nothing was found.
   138  */
   139 native bool:PrepSDKCall_SetFromConf(Handle:gameconf, SDKFuncConfSource:source, const String:name[]);
   140 
   141 /**
   142  * Sets the return information of an SDK call.  Do not call this if there is no return data.
   143  * This must be called if there is a return value (i.e. it is not necessarily safe to ignore 
   144  * the data).
   145  *
   146  * @param type			Data type to convert to/from.
   147  * @param pass			How the data is passed in C++.
   148  * @param decflags		Flags on decoding from the plugin to C++.
   149  * @param encflags		Flags on encoding from C++ to the plugin.
   150  * @noreturn
   151  */
   152 native PrepSDKCall_SetReturnInfo(SDKType:type, SDKPassMethod:pass, decflags=0, encflags=0);
   153 
   154 /**
   155  * Adds a parameter to the calling convention.  This should be called in normal ascending order.
   156  *
   157  * @param type			Data type to convert to/from.
   158  * @param pass			How the data is passed in C++.
   159  * @param decflags		Flags on decoding from the plugin to C++.
   160  * @param encflags		Flags on encoding from C++ to the plugin.
   161  * @noreturn
   162  */
   163 native PrepSDKCall_AddParameter(SDKType:type, SDKPassMethod:pass, decflags=0, encflags=0);
   164 
   165 /**
   166  * Finalizes an SDK call preparation and returns the resultant Handle.
   167  *
   168  * @return				A new SDKCall Handle on success, or INVALID_HANDLE on failure.
   169  */
   170 native Handle:EndPrepSDKCall();
   171 
   172 /**
   173  * Calls an SDK function with the given parameters.
   174  *
   175  * If the call type is Entity or Player, the index MUST ALWAYS be the FIRST parameter passed.
   176  * If the call type is GameRules, then nothing special needs to be passed.
   177  * If the return value is a Vector or QAngles, the SECOND parameter must be a Float[3].
   178  * If the return value is a string, the THIRD parameter must be a String buffer, and the
   179  *  FOURTH parameter must be the maximum length.
   180  * All parameters must be passed after the above is followed.  Failure to follow these 
   181  *  rules will result in crashes or wildly unexpected behavior!
   182  *
   183  * If the return value is a float or integer, the return value will be this value.
   184  * If the return value is a CBaseEntity, CBasePlayer, or edict, the return value will
   185  *   always be the entity index, or -1 for NULL.
   186  *
   187  * @param call			SDKCall Handle.
   188  * @param ...			Call Parameters.
   189  * @return				Simple return value, if any.
   190  * @error				Invalid Handle or internal decoding error.
   191  */
   192 native any:SDKCall(Handle:call, any:...);
   193 
   194 #include <sdktools_stocks>
   195 
   196 /**
   197  * Do not edit below this line!
   198  */
   199 public Extension:__ext_sdktools = 
   200 {
   201 	name = "SDKTools",
   202 	file = "sdktools.ext",
   203 #if defined AUTOLOAD_EXTENSIONS
   204 	autoload = 1,
   205 #else
   206 	autoload = 0,
   207 #endif
   208 #if defined REQUIRE_EXTENSIONS
   209 	required = 1,
   210 #else
   211 	required = 0,
   212 #endif
   213 };