Added hamsandwich include files to back include directory
This commit is contained in:
Steve Dudenhoeffer
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plugins/include/ham_const.inc
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plugins/include/ham_const.inc
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plugins/include/hamsandwich.inc
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379
plugins/include/hamsandwich.inc
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/**
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* Ham Sandwich module include file.
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* (c) 2007, The AMX Mod X Development Team
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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
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* In addition, as a special exception, the author gives permission to
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* link the code of this program with the Half-Life Game Engine ("HL
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* Engine") and Modified Game Libraries ("MODs") developed by Valve,
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* L.L.C ("Valve"). You must obey the GNU General Public License in all
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* respects for all of the code used other than the HL Engine and MODs
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* from Valve. If you modify this file, you may extend this exception
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* to your version of the file, but you are not obligated to do so. If
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* you do not wish to do so, delete this exception statement from your
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* version.
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*/
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/**
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* Ham Sandwich is a module that is used to hook and call virtual functions of
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* entities.
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* Virtual functions are mod-specific functions. This means that in order
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* for this to work on a mod, it needs to be configured with the hamdata.ini
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* file.
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* Be very careful with parameter passing to these functions.
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*/
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#if defined _hamsandwich_included
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#endinput
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#endif
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#define _hamsandwich_included
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#include <ham_const>
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#if AMXX_VERSION_NUM >= 175
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#pragma reqlib hamsandwich
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#if !defined AMXMODX_NOAUTOLOAD
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#pragma loadlib hamsandwich
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#endif
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#else
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#pragma library hamsandwich
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#endif
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/**
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* Hooks the virtual table for the specified entity class.
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* An example would be: RegisterHam(Ham_TakeDamage, "player", "player_hurt");
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* Look at the Ham enum for parameter lists.
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*
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* @param function The function to hook.
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* @param EntityClass The entity classname to hook.
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* @param callback The forward to call.
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* @param post Whether or not to forward this in post.
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* @return Returns a handle to the forward. Use EnableHamForward/DisableHamForward to toggle the forward on or off.
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*/
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native HamHook:RegisterHam(Ham:function, const EntityClass[], const Callback[], Post=0);
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/**
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* Hooks the virtual table for the specified entity's class.
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* An example would be: RegisterHam(Ham_TakeDamage, id, "player_hurt");
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* Look at the Ham enum for parameter lists.
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* Note: This will cause hooks for the entire internal class that the entity is
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* not exclusively for the provided entity.
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*
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* @param function The function to hook.
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* @param EntityId The entity classname to hook.
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* @param callback The forward to call.
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* @param post Whether or not to forward this in post.
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* @return Returns a handle to the forward. Use EnableHamForward/DisableHamForward to toggle the forward on or off.
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*/
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native HamHook:RegisterHamFromEntity(Ham:function, EntityId, const Callback[], Post=0);
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/**
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* Stops a ham forward from triggering.
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* Use the return value from RegisterHam as the parameter here!
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*
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* @param fwd The forward to stop.
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*/
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native DisableHamForward(HamHook:fwd);
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/**
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* Starts a ham forward back up.
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* Use the return value from RegisterHam as the parameter here!
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*
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* @param fwd The forward to re-enable.
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*/
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native EnableHamForward(HamHook:fwd);
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/**
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* Executes the virtual function on the entity.
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* Look at the Ham enum for parameter lists.
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*
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* @param function The function to call.
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* @param id The id of the entity to execute it on.
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*/
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native ExecuteHam(Ham:function, this, any:...);
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/**
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* Executes the virtual function on the entity, this will trigger all hooks on that function.
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* Be very careful about recursion!
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* Look at the Ham enum for parameter lists.
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*
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* @param function The function to call.
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* @param id The id of the entity to execute it on.
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*/
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native ExecuteHamB(Ham:function, this, any:...);
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/**
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* Gets the return status of the current hook.
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* This is useful to determine what return natives to use.
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*
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* @return The current status of the hook (such as HAM_SUPERCEDE).
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*/
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native GetHamReturnStatus();
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/**
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* Gets the return value of a hook for hooks that return integers or booleans.
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*
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* @param output The variable to store the value in.
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*/
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native GetHamReturnInteger(&output);
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/**
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* Gets the return value of a hook for hooks that return float.
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*
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* @param output The variable to store the value in.
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*/
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native GetHamReturnFloat(&Float:output);
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/**
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* Gets the return value of a hook for hooks that return Vectors.
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*
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* @param output The variable to store the value in.
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*/
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native GetHamReturnVector(Float:output[3]);
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/**
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* Gets the return value of a hook for hooks that return entities.
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*
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* @param output The variable to store the value in. Will be -1 on null.
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*/
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native GetHamReturnEntity(&output);
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/**
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* Gets the return value of a hook for hooks that return strings.
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*
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* @param output The buffer to store the string in.
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* @param size The string size of the buffer.
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*/
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native GetHamReturnString(output[], size);
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/**
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* Gets the original return value of a hook for hooks that return integers or booleans.
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*
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* @param output The variable to store the value in.
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*/
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native GetOrigHamReturnInteger(&output);
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/**
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* Gets the original return value of a hook for hooks that return floats.
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*
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* @param output The variable to store the value in.
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*/
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native GetOrigHamReturnFloat(&Float:output);
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/**
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* Gets the original return value of a hook for hooks that return Vectors.
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*
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* @param output The variable to store the value in.
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*/
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native GetOrigHamReturnVector(Float:output[3]);
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/**
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* Gets the original return value of a hook for hooks that return entities.
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*
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* @param output The variable to store the value in. -1 on null.
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*/
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native GetOrigHamReturnEntity(&output);
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/**
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* Gets the original return value of a hook for hooks that return strings.
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*
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* @param output The buffer to store the string in.
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* @param size The size of the buffer.
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*/
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native GetOrigHamReturnString(output[], size);
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/**
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* Sets the return value of a hook that returns an integer or boolean.
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* This needs to be used in conjunction with HAM_OVERRIDE or HAM_SUPERCEDE.
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*
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* @param value The value to set the return to.
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*/
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native SetHamReturnInteger(value);
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/**
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* Sets the return value of a hook that returns a float.
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* This needs to be used in conjunction with HAM_OVERRIDE or HAM_SUPERCEDE.
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*
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* @param value The value to set the return to.
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*/
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native SetHamReturnFloat(Float:value);
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/**
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* Sets the return value of a hook that returns a Vector.
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* This needs to be used in conjunction with HAM_OVERRIDE or HAM_SUPERCEDE.
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*
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* @param value The value to set the return to.
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*/
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native SetHamReturnVector(const Float:value[3]);
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/**
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* Sets the return value of a hook that returns an entity. Set to -1 for null.
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* This needs to be used in conjunction with HAM_OVERRIDE or HAM_SUPERCEDE.
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*
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* @param value The value to set the return to.
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*/
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native SetHamReturnEntity(value);
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/**
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* Sets the return value of a hook that returns a string.
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* This needs to be used in conjunction with HAM_OVERRIDE or HAM_SUPERCEDE.
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*
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* @param value The value to set the return to.
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*/
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native SetHamReturnString(const value[]);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are integers.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamInteger(which, value);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are floats.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamFloat(which, Float:value);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are Vectors.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamVector(which, const Float:value[3]);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are entities.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamEntity(which, value);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are strings.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamString(which, const output[]);
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/**
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* Sets a parameter on the fly of the current hook. This has no effect in post hooks.
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* Use this on parameters that are trace result handles.
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*
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* @param which Which parameter to change. Starts at 1, and works up from the left to right. 1 is always "this".
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* @param value The value to change it to.
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*/
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native SetHamParamTraceResult(which, tr_handle);
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/**
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* Returns whether or not the function for the specified Ham is valid.
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* Things that would make it invalid would be bounds (an older module version
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* may not have all of the functions), and the function not being found in
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* the mod's hamdata.ini file.
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*
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* @param function The function to look up.
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* @return true if the function is valid, false otherwise.
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*/
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native bool:IsHamValid(Ham:function);
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/**
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* This is used to compliment fakemeta's {get,set}_pdata_{int,float,string}.
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* This requires the mod to have the pev and base fields set in hamdata.ini.
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* Note this dereferences memory! Improper use of this will crash the server.
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* This will return an index of the corresponding cbase field in private data.
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* Returns -1 on a null entry.
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*
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* @param id The entity to examine the private data.
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* @param offset The windows offset of the data.
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* @param linuxdiff The linux difference of the data.
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* @return The index of the corresponding pdata field. -1 for none set.
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*/
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native get_pdata_cbase(id, offset, linuxdiff=5);
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/**
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* This is used to compliment fakemeta's {get,set}_pdata_{int,float,string}.
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* This requires the mod to have the pev and base fields set in hamdata.ini.
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* This will set the corresponding cbase field in private data with the index.
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* Pass -1 to null the entry.
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*
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* @param id The entity to examine the private data.
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* @param offset The windows offset of the data.
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* @param value The index to store, -1 for invalid
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* @param linuxdiff The linux difference of the data.
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*/
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native set_pdata_cbase(id, offset, value, linuxdiff=5);
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/**
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* This is similar to the get_pdata_cbase, however it does not dereference memory.
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* This is many times slower than get_pdata_cbase, and this should only be used
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* for testing and finding of offsets, not actual release quality plugins.
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* This will return an index of the corresponding cbase field in private data.
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* Returns -1 on a null entry. -2 on an invalid entry.
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*
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* @param id Entry to examine the private data.
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* @param offset The windows offset of the data.
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* @param linuxdiff The linux difference of the data.
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* @return The index of the corresponding pdata field, -1 for null, -2 for invalid.
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*/
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native get_pdata_cbase_safe(id, offset, linuxdiff=5);
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// This is the callback from the module, this handles any fatal errors.
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// This will in turn call the "HamFilter(Ham:id, HamError:err, const reason[])" public, if it exists.
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// Return PLUGIN_HANDLED from within the HamFilter to stop the plugin from failing.
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// Any other return value will fail the plugin.
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// You do not need to have a HamFilter, if there is none, all fatal errors will fail the plugin.
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// Do not modify this!
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public __fatal_ham_error(Ham:id, HamError:err, const reason[])
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{
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new func=get_func_id("HamFilter", -1);
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new bool:fail=true;
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if (func != -1 && callfunc_begin_i(func, -1)==1)
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{
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callfunc_push_int(_:id);
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callfunc_push_int(_:err);
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callfunc_push_str(reason, false);
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if (callfunc_end()==PLUGIN_HANDLED)
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{
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fail=false;
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}
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}
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if (fail)
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{
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set_fail_state(reason);
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}
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}
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