/* Ham Sandwich * Copyright 2007-2014 * By the AMX Mod X Development Team * * Ham Sandwich is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at * your option) any later version. * * Ham Sandwich is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with Ham Sandwich; if not, write to the Free Software Foundation, * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * * In addition, as a special exception, the author gives permission to * link the code of Ham Sandwich with the Half-Life Game Engine ("HL * Engine") and Modified Game Libraries ("MODs") developed by Valve, * L.L.C ("Valve"). You must obey the GNU General Public License in all * respects for all of the code used other than the HL Engine and MODs * from Valve. If you modify this file, you may extend this exception * to your version of the file, but you are not obligated to do so. If * you do not wish to do so, delete this exception statement from your * version. */ #include #include #include #include #include #include "amxxmodule.h" #include "CVector.h" #include "hook.h" #include "forward.h" #include "hook_callbacks.h" #include "call_funcs.h" #include "hook_create.h" #include "offsets.h" #include "hooklist.h" #include "ham_utils.h" OffsetManager Offsets; bool gDoForwards=true; CVector hooks[HAM_LAST_ENTRY_DONT_USE_ME_LOL]; #define V(__KEYNAME, __STUFF__) 0, 0, __KEYNAME, RT_##__STUFF__, RB_##__STUFF__, PC_##__STUFF__, reinterpret_cast(Hook_##__STUFF__), Create_##__STUFF__, Call_##__STUFF__ hook_t hooklist[] = { { V("spawn", Void_Void) }, { V("precache", Void_Void) }, { V("keyvalue", Void_Int) }, { V("objectcaps", Int_Void) }, { V("activate", Void_Void) }, { V("setobjectcollisionbox", Void_Void) }, { V("classify", Int_Void) }, { V("deathnotice", Void_Entvar) }, { V("traceattack", Void_Entvar_Float_Vector_Trace_Int) }, { V("takedamage", Int_Entvar_Entvar_Float_Int) }, { V("takehealth", Int_Float_Int) }, { V("killed", Void_Entvar_Int) }, { V("bloodcolor", Int_Void) }, { V("tracebleed", Void_Float_Vector_Trace_Int) }, { V("istriggered", Int_Cbase) }, { V("mymonsterpointer", Cbase_Void) }, { V("mysquadmonsterpointer", Cbase_Void) }, { V("gettogglestate", Int_Void) }, { V("addpoints", Void_Int_Int) }, { V("addpointstoteam", Void_Int_Int) }, { V("addplayeritem", Int_Cbase) }, { V("removeplayeritem", Int_Cbase) }, { V("giveammo", Int_Int_Str_Int) }, { V("getdelay", Float_Void) }, { V("ismoving", Int_Void) }, { V("overridereset", Void_Void) }, { V("damagedecal", Int_Int) }, { V("settogglestate", Void_Int) }, { V("startsneaking", Void_Void) }, { V("stopsneaking", Void_Void) }, { V("oncontrols", Int_Entvar) }, { V("issneaking", Int_Void) }, { V("isalive", Int_Void) }, { V("isbspmodel", Int_Void) }, { V("reflectgauss", Int_Void) }, { V("hastarget", Int_Int) }, { V("isinworld", Int_Void) }, { V("isplayer", Int_Void) }, { V("isnetclient", Int_Void) }, { V("teamid", Str_Void) }, { V("getnexttarget", Cbase_Void) }, { V("think", Void_Void) }, { V("touch", Void_Cbase) }, { V("use", Void_Cbase_Cbase_Int_Float) }, { V("blocked", Void_Cbase) }, { V("respawn", Cbase_Void) }, { V("updateowner", Void_Void) }, { V("fbecomeprone", Int_Void) }, { V("center", Vector_Void) }, { V("eyeposition", Vector_Void) }, { V("earposition", Vector_Void) }, { V("bodytarget", Vector_pVector) }, { V("illumination", Int_Void) }, { V("fvisible", Int_Cbase) }, { V("fvecvisible", Int_pVector) }, /** Entity specific hooks **/ /* CBasePlayer */ { V("player_jump", Void_Void) }, { V("player_duck", Void_Void) }, { V("player_prethink", Void_Void) }, { V("player_postthink", Void_Void) }, { V("player_getgunposition", Vector_Void) }, { V("player_shouldfadeondeath", Int_Void) }, { V("player_impulsecommands", Void_Void) }, { V("player_updateclientdata", Void_Void) }, /* CBasePlayerItem */ { V("item_addtoplayer", Int_Cbase) }, { V("item_addduplicate", Int_Cbase) }, { V("item_candeploy", Int_Void) }, { V("item_deploy", Int_Void) }, { V("item_canholster", Int_Void) }, { V("item_holster", Void_Int) }, { V("item_updateiteminfo", Void_Void) }, { V("item_preframe", Void_Void) }, { V("item_postframe", Void_Void) }, { V("item_drop", Void_Void) }, { V("item_kill", Void_Void) }, { V("item_attachtoplayer", Void_Cbase) }, { V("item_primaryammoindex", Int_Void) }, { V("item_secondaryammoindex", Int_Void) }, { V("item_updateclientdata", Int_Cbase) }, { V("item_getweaponptr", Cbase_Void) }, { V("item_itemslot", Int_Void) }, /* CBasePlayerWeapon */ { V("weapon_extractammo", Int_Cbase) }, { V("weapon_extractclipammo", Int_Cbase) }, { V("weapon_addweapon", Int_Void) }, { V("weapon_playemptysound", Int_Void) }, { V("weapon_resetemptysound", Void_Void) }, { V("weapon_sendweaponanim", Void_Int_Int_Int) }, { V("weapon_isusable", Int_Void) }, { V("weapon_primaryattack", Void_Void) }, { V("weapon_secondaryattack", Void_Void) }, { V("weapon_reload", Void_Void) }, { V("weapon_weaponidle", Void_Void) }, { V("weapon_retireweapon", Void_Void) }, { V("weapon_shouldweaponidle", Int_Void) }, { V("weapon_usedecrement", Int_Void) }, /** Mod specific hooks **/ /* The Specialists */ { V("ts_breakablerespawn", Int_Int) }, { V("ts_canusedthroughwalls", Int_Void) }, { V("ts_respawnwait", Deprecated) }, /* Counter-Strike */ { V("cstrike_restart", Void_Void) }, { V("cstrike_roundrespawn", Void_Void) }, { V("cstrike_item_candrop", Int_Void) }, { V("cstrike_item_getmaxspeed", Float_Void) }, /* Day of Defeat */ { V("dod_roundrespawn", Void_Void) }, { V("dod_roundrespawnent", Void_Void) }, { V("dod_roundstore", Void_Void) }, { V("dod_areasetindex", Void_Int) }, { V("dod_areasendstatus", Void_Cbase) }, { V("dod_getstate", Int_Void) }, { V("dod_getstateent", Int_Cbase) }, { V("dod_item_candrop", Int_Void) }, /* Team Fortress Classic */ { V("tfc_engineeruse", Int_Cbase) }, { V("tfc_finished", Void_Void) }, { V("tfc_empexplode", Void_Entvar_Float_Float) }, { V("tfc_calcempdmgrad", Void_pFloat_pFloat) }, { V("tfc_takeempblast", Void_Entvar) }, { V("tfc_empremove", Void_Void) }, { V("tfc_takeconcussionblast", Void_Entvar_Float) }, { V("tfc_concuss", Void_Entvar) }, /* Earth's Special Forces */ { V("esf_isenvmodel", Int_Void) }, { V("esf_takedamage2", Int_Entvar_Entvar_Float_Float_Int) }, /* Natural-Selection */ { V("ns_getpointvalue", Int_Void) }, { V("ns_awardkill", Void_Entvar) }, { V("ns_resetentity", Void_Void) }, { V("ns_updateonremove", Void_Void) }, { V("ts_giveslowmul", Void_Void) }, { V("ts_goslow", Void_Float_Int) }, { V("ts_inslow", Int_Void) }, { V("ts_isobjective", Int_Void) }, { V("ts_enableobjective", Void_Int) }, { V("ts_onfreeentprivatedata", Void_Void) }, { V("ts_shouldcollide", Int_Cbase) }, /** New Additions (2011) **/ { V("changeyaw", Float_Int) }, { V("hashumangibs", Int_Void) }, { V("hasaliengibs", Int_Void) }, { V("fademonster", Void_Void) }, { V("gibmonster", Void_Void) }, { V("becomedead", Void_Void) }, { V("irelationship", Int_Cbase) }, { V("painsound", Void_Void) }, { V("reportaistate", Void_Void) }, { V("monsterinitdead", Void_Void) }, { V("look", Void_Int) }, { V("bestvisibleenemy", Cbase_Void) }, { V("finviewcone", Int_Cbase) }, { V("fvecinviewcone", Int_pVector) }, { V("getdeathactivity", Int_Void) }, /* Not supported by Counter-Strike, The Specialists and Natural Selection mods. */ { V("runai", Void_Void) }, { V("monsterthink", Void_Void) }, { V("monsterinit", Void_Void) }, { V("checklocalmove", Int_pVector_pVector_Cbase_pFloat) }, { V("move", Void_Float) }, { V("moveexecute", Void_Cbase_pVector_Float) }, { V("shouldadvanceroute", Int_Float) }, { V("getstoppedactivity", Int_Void) }, { V("stop", Void_Void) }, { V("checkrangeattack1", Int_Float_Float) }, { V("checkrangeattack2", Int_Float_Float) }, { V("checkmeleeattack1", Int_Float_Float) }, { V("checkmeleeattack2", Int_Float_Float) }, { V("schedulechange", Void_Void) }, { V("canplaysequence", Int_Int_Int) }, { V("canplaysentence", Int_Int) }, { V("playsentence", Void_Str_Float_Float_Float) }, { V("playscriptedsentence", Void_Str_Float_Float_Float_Int_Cbase) }, { V("sentencestop", Void_Void) }, { V("getidealstate", Int_Void) }, { V("setactivity", Void_Int) }, { V("checkenemy", Int_Cbase) }, { V("ftriangulate", Int_pVector_pVector_Float_Cbase_pVector) }, { V("setyawspeed", Void_Void) }, { V("buildnearestroute", Int_Vector_Vector_Float_Float) }, { V("findcover", Int_Vector_Vector_Float_Float) }, { V("coverradius", Float_Void) }, { V("fcancheckattacks", Int_Void) }, { V("checkammo", Void_Void) }, { V("ignoreconditions", Int_Void) }, { V("fvalidatehinttype", Int_Short) }, { V("fcanactiveidle", Int_Void) }, { V("isoundmask", Int_Void) }, { V("hearingsensitivity", Float_Void) }, { V("barnaclevictimbitten", Void_Entvar) }, { V("barnaclevictimreleased", Void_Void) }, { V("preschedulethink", Void_Void) }, { V("deathsound", Void_Void) }, { V("alertsound", Void_Void) }, { V("idlesound", Void_Void) }, { V("stopfollowing", Void_Int) }, /** Mod specific hooks **/ /* Counter-Strike */ { V("cstrike_weapon_sendweaponanim",Void_Int_Int) }, { V("cstrike_player_resetmaxspeed", Void_Void) }, { V("cstrike_player_isbot", Int_Void) }, { V("cstrike_player_getautoaimvector", Vector_Float) }, { V("cstrike_player_blind", Void_Float_Float_Float_Int) }, { V("cstrike_player_ontouchingweapon",Void_Cbase) }, /* Day of Defeat */ { V("dod_setscriptreset", Void_Void) }, { V("dod_item_spawndeploy", Int_Void) }, { V("dod_item_setdmgtime", Void_Float) }, { V("dod_item_dropgren", Void_Void) }, { V("dod_weapon_isuseable", Int_Void) }, { V("dod_weapon_aim", Vector_Float_Cbase_Int) }, { V("dod_weapon_flaim", Float_Float_Cbase) }, { V("dod_weapon_removestamina", Void_Float_Cbase) }, { V("dod_weapon_changefov", Int_Int) }, { V("dod_weapon_zoomout", Int_Void) }, { V("dod_weapon_zoomin", Int_Void) }, { V("dod_weapon_getfov", Int_Void) }, { V("dod_weapon_playeriswatersniping", Bool_Void) }, { V("dod_weapon_updatezoomspeed", Void_Void) }, { V("dod_weapon_special", Void_Void) }, /* Team Fortress Classic */ { V("tfc_dbgetitemname", Str_Void) }, { V("tfc_radiusdamage", Void_Entvar_Entvar_Float_Int_Int) }, { V("tfc_radiusdamage2", Void_Vector_Entvar_Entvar_Float_Int_Int) }, /* Earth's Special Forces */ { V("esf_isfighter", Int_Void) }, { V("esf_isbuddy", Int_Void) }, { V("esf_emitsound", Void_Str_Int) }, { V("esf_emitnullsound", Void_Int) }, { V("esf_increasestrength", Void_Cbase_Int) }, { V("esf_increasepl", Void_Int) }, { V("esf_setpowerlevel", Void_Int) }, { V("esf_setmaxpowerlevel", Void_Int) }, { V("esf_stopanitrigger", Void_Int) }, { V("esf_stopfly", Void_Void) }, { V("esf_hideweapon", Void_Void) }, { V("esf_clientremoveweapon", Void_Int) }, { V("esf_sendclientcustommodel",Void_Str) }, { V("esf_canturbo", Int_Void) }, { V("esf_canprimaryfire", Int_Void) }, { V("esf_cansecondaryfire", Int_Void) }, { V("esf_canstopfly", Int_Void) }, { V("esf_canblock", Int_Void) }, { V("esf_canraiseKi", Int_Void) }, { V("esf_canraisestamina", Int_Void) }, { V("esf_canteleport", Int_Void) }, { V("esf_canstartfly", Int_Void) }, { V("esf_canstartpowerup", Int_Void) }, { V("esf_canjump", Int_Void) }, { V("esf_canwalljump", Int_Void) }, { V("esf_issuperjump", Int_Void) }, { V("esf_ismoveback", Int_Void) }, { V("esf_checkwalljump", Int_Void) }, { V("esf_enablewalljump", Void_Vector) }, { V("esf_disablewalljump", Void_Void) }, { V("esf_resetwalljumpvars", Void_Void) }, { V("esf_getwalljumpanim", Int_Str_Vector_Str) }, { V("esf_getwalljumpanim2", Int_Str_Str) }, { V("esf_setwalljumpanimation", Void_Void) }, { V("esf_setflymovetype", Void_Void) }, { V("esf_isflymovetype", Int_Void) }, { V("esf_iswalkmovetype", Int_Void) }, { V("esf_setwalkmovetype", Void_Void) }, { V("esf_drawchargebar", Void_Int) }, { V("esf_startblock", Void_Void) }, { V("esf_stopblock", Void_Void) }, { V("esf_startfly", Void_Void) }, { V("esf_getmaxspeed", Float_Void) }, { V("esf_setanimation", Void_Int) }, { V("esf_playanimation", Void_Void) }, { V("esf_getmoveforward", Int_Void) }, { V("esf_getmoveright", Int_Void) }, { V("esf_getmoveup", Void_Void) }, { V("esf_addblindfx", Void_Void) }, { V("esf_removeblindfx", Void_Void) }, { V("esf_disablepsbar", Void_Void) }, { V("esf_addbeamboxcrosshair", Void_Int) }, { V("esf_removebeamboxcrosshair", Void_Void) }, { V("esf_drawpswinbonus", Void_Void) }, { V("esf_drawpsbar", Void_Float_Float) }, { V("esf_lockcrosshair", Void_Void) }, { V("esf_unlockcrosshair", Void_Void) }, { V("esf_rotatecrosshair", Void_Void) }, { V("esf_unrotatecrosshair", Void_Void) }, { V("esf_watermove", Void_Void) }, { V("esf_checktimebaseddamage", Void_Void) }, { V("esf_doessecondaryattack", Int_Void) }, { V("esf_doesprimaryattack", Int_Void) }, { V("esf_removespecialmodes", Void_Void) }, { V("esf_stopturbo", Void_Void) }, { V("esf_takebean", Void_Void) }, { V("esf_getpowerlevel", Void_Void) }, { V("esf_removeallotherweapons",Void_Void) }, { V("esf_stopswoop", Void_Void) }, { V("esf_setdeathanimation", Void_Void) }, { V("esf_setmodel", Void_Void) }, { V("esf_addattacks", Void_Void) }, { V("esf_emitclasssound", Void_Str_Str_Int) }, { V("esf_checklightning", Void_Void) }, { V("esf_freezecontrols", Void_Void) }, { V("esf_unfreezecontrols", Void_Void) }, { V("esf_updateki", Void_Void) }, { V("esf_updatehealth", Void_Void) }, { V("esf_getteleportdir", Vector_Void) }, { V("esf_weapon_holsterwhenmeleed", Void_Void) }, /* Natural-Selection */ { V("ns_setbonecontroller", Float_Int_Float) }, { V("ns_savedataforreset", Void_Void) }, { V("ns_gethull", Int_Void) }, { V("ns_getmaxwalkspeed", Float_Void) }, { V("ns_setteamid", Str_Str) }, { V("ns_geteffectiveplayerclass", Int_Void) }, { V("ns_getauthenticationmask", Int_Void) }, { V("ns_effectiveplayerclasschanged", Void_Void) }, { V("ns_needsteamupdate", Void_Void) }, { V("ns_sendteamupdate", Void_Void) }, { V("ns_sendweaponupdate", Void_Void) }, { V("ns_initplayerfromspawn", Void_Edict) }, { V("ns_packdeadplayeritems", Void_Void) }, { V("ns_getanimationforactivity",Void_Int_Str_Bool) }, { V("ns_startobserver", Void_Vector_Vector) }, { V("ns_stopobserver", Void_Void) }, { V("ns_getadrenalinefactor", Float_Void) }, { V("ns_givenameditem", Void_Str_Bool) }, { V("ns_suicide", Void_Void) }, { V("ns_getcanuseweapon", Int_Void) }, { V("ns_weapon_getweaponprimetime", Float_Void) }, { V("ns_weapon_primeweapon", Void_Void) }, { V("ns_weapon_getisweaponprimed", Int_Void) }, { V("ns_weapon_getisweaponpriming", Int_Void) }, { V("ns_weapon_defaultdeploy", Int_Str_Str_Int_Str_Int_Int) }, { V("ns_weapon_defaultreload", Int_Int_Int_Float_Int) }, { V("ns_weapon_getdeploytime", Float_Void) }, /* Sven co-op */ { V("sc_getclassification", Int_Int) }, { V("sc_ismonster", Int_Void) }, { V("sc_isphysx", Int_Void) }, { V("sc_ispointentity", Int_Void) }, { V("sc_ismachine", Int_Void) }, { V("sc_criticalremove", Int_Void) }, { V("sc_updateonremove", Void_Void) }, { V("sc_fvisible", Int_Cbase_Bool) }, { V("sc_fvisiblefrompos", Int_Vector_Vector) }, { V("sc_isfacing", Int_Entvar_Float) }, { V("sc_getpointsfordamage", Float_Float) }, { V("sc_getdamagepoints", Void_Entvar_Entvar_Float) }, { V("sc_oncreate", Void_Void) }, { V("sc_ondestroy", Void_Void) }, { V("sc_isvalidentity", Bool_Void) }, { V("sc_shouldfadeondeath", Int_Void) }, { V("sc_setupfriendly", Void_Void) }, { V("sc_revivethink", Void_Void) }, { V("sc_revive", Void_Void) }, { V("sc_startmonster", Void_Void) }, { V("sc_checkrangeattack1_move",Int_Float_Float) }, { V("sc_checkrangeattack2_move",Int_Float_Float) }, { V("sc_checkmeleeattack1_move",Int_Float_Float) }, { V("sc_checkmeleeattack2_move",Int_Float_Float) }, { V("sc_checktankusage", Int_Void) }, { V("sc_setgaitactivity", Int_Void) }, { V("sc_ftriangulate", Int_pVector_pVector_Float_Cbase_pVector_pVector_Bool) }, { V("sc_ftriangulateextension", Int_pVector_pVector_Float_Cbase_pVector) }, { V("sc_findcovergrenade", Int_Vector_Vector_Float_Float) }, { V("sc_findcoverdistance", Int_Vector_Vector_Float_Float) }, { V("sc_findattackpoint", Int_Vector_Vector_Float_Float) }, { V("sc_fvalidatecover", Int_pVector) }, { V("sc_nofriendlyfire1", Int_Void) }, { V("sc_nofriendlyfire2", Int_Vector) }, { V("sc_nofriendlyfire3", Int_Vector_Cbase) }, { V("sc_nofriendlyfiretopos", Int_Vector) }, { V("sc_fvisiblegunpos", Int_Cbase_pVector) }, { V("sc_finbulletcone", Int_Cbase_pVector) }, { V("sc_callgibmonster", Void_Void) }, { V("sc_checktimebaseddamage", Void_Void) }, { V("sc_ismoving", Int_Void) }, { V("sc_isplayerfollowing", Int_Void) }, { V("sc_startplayerfollowing", Void_Cbase) }, { V("sc_stopplayerfollowing", Void_Int) }, { V("sc_usesound", Void_Void) }, { V("sc_unusesound", Void_Void) }, { V("sc_ridemonster", Void_Cbase) }, { V("sc_checkandapplygenericattacks", Void_Void) }, { V("sc_checkscared", Bool_Void) }, { V("sc_checkcreaturedanger", Void_Void) }, { V("sc_checkfalldamage", Void_Void) }, { V("sc_checkrevival", Void_Void) }, { V("sc_mediccallsound", Void_Void) }, { V("sc_player_menuinputperformed", Void_Bool) }, { V("sc_player_ismenuinputdone",Bool_Void) }, { V("sc_player_specialspawn", Void_Void) }, { V("sc_player_isvalidinfoentity", Bool_Void) }, { V("sc_player_levelend", Void_Void) }, { V("sc_player_votestarted", Void_Int) }, { V("sc_player_canstartnextvote", Bool_Int) }, { V("sc_player_vote", Void_Int) }, { V("sc_player_hasvoted", Bool_Void) }, { V("sc_player_resetvote", Void_Void) }, { V("sc_player_lastvoteinput", Int_Void) }, { V("sc_player_initvote", Void_Void) }, { V("sc_player_timetostartnextvote", Float_Void) }, { V("sc_player_resetview", Void_Void) }, { V("sc_player_getlogfrequency",Float_Void) }, { V("sc_player_logplayerstats", Bool_Void) }, { V("sc_player_disablecollisionwithplayer", Void_Cbase_Float) }, { V("sc_player_enablecollisionwithplayer", Void_Cbase_Bool) }, { V("sc_player_cantouchplayer", Bool_Cbase) }, { V("sc_item_materialize", Void_Void) }, { V("sc_weapon_bulletaccuracy", Vector_Vector_Vector_Vector) }, { V("sc_weapon_tertiaryattack", Void_Void) }, { V("sc_weapon_burstsupplement",Void_Void) }, { V("sc_weapon_getp_model", Str_Str) }, { V("sc_weapon_getw_model", Str_Str) }, { V("sc_weapon_getv_model", Str_Str) }, { V("sc_weapon_precachecustommodels", Void_Void) }, { V("sc_weapon_ismultiplayer", Int_Void) }, { V("sc_weapon_frunfuncs", Int_Void) }, { V("sc_weapon_setfov", Void_Int) }, { V("sc_weapon_fcanrun", Int_Void) }, { V("sc_weapon_customdecrement",Void_Float) }, { V("sc_weapon_setv_model", Void_Str) }, { V("sc_weapon_setp_model", Void_Str) }, { V("sc_weapon_changeweaponskin",Void_Short) }, /** New Additions (2013) **/ { V("tfc_killed",Void_Entvar_Entvar_Int) }, { V("tfc_istriggered", Int_Void) }, { V("tfc_weapon_sendweaponanim", Void_Int_Int) }, { V("tfc_weapon_getnextattackdelay", Float_Float) }, { V("sc_takehealth",Int_Float_Int_Int) }, { V("sc_takearmor", Int_Float_Int_Int) }, { V("sc_giveammo", Int_Int_Str_Int_Int) }, { V("sc_checkattacker", Int_Cbase) }, { V("sc_player_isconnected", Int_Void) }, { V("dod_weapon_sendweaponanim", Void_Int_Int) }, { V("cs_weapon_isweapon", Int_Void) }, { V("gearbox_mysquadtalkmonsterpointer", Cbase_Void) }, { V("gearbox_weapontimebase", Float_Void) }, { V("ts_weapon_alternateattack", Void_Void) }, { V("item_getiteminfo", Void_ItemInfo) } }; void FailPlugin(AMX *amx, int id, int err, const char *reason) { int fwd=MF_RegisterSPForwardByName(amx, "__fatal_ham_error", FP_CELL, FP_CELL, FP_STRING, FP_DONE); MF_ExecuteForward(fwd, id, err, reason); MF_UnregisterSPForward(fwd); } static cell AMX_NATIVE_CALL RegisterHam(AMX *amx, cell *params) { // Make sure the function we're requesting is within bounds int func=params[1]; int post=params[4]; CHECK_FUNCTION(func); char *function=MF_GetAmxString(amx, params[3], 0, NULL); char *classname=MF_GetAmxString(amx, params[2], 1, NULL); // Check the entity // create an entity, assign it the gamedll's class, hook it and destroy it edict_t *Entity=CREATE_ENTITY(); CALL_GAME_ENTITY(PLID,classname,&Entity->v); if (Entity->pvPrivateData == NULL) { REMOVE_ENTITY(Entity); MF_LogError(amx, AMX_ERR_NATIVE,"Failed to retrieve classtype for \"%s\", hook for \"%s\" not active.",classname,function); return 0; } void **vtable=GetVTable(Entity->pvPrivateData, Offsets.GetBase()); REMOVE_ENTITY(Entity); if (vtable == NULL) { MF_LogError(amx, AMX_ERR_NATIVE,"Failed to retrieve vtable for \"%s\", hook for \"%s\" not active.",classname,function); return 0; } // Verify that the function is valid // Don't fail the plugin if this fails, just emit a normal error int fwd=hooklist[func].makefunc(amx, function); if (fwd == -1) { MF_LogError(amx, AMX_ERR_NATIVE, "Function %s not found.", function); return 0; } // We've passed all tests... int **ivtable=(int **)vtable; void *vfunction=(void *)ivtable[hooklist[func].vtid]; // Check the list of this function's hooks, see if the function we have is a hook CVector::iterator end=hooks[func].end(); for (CVector::iterator i=hooks[func].begin(); i!=end; ++i) { if ((*i)->tramp == vfunction) { // Yes, this function is hooked Forward *pfwd=new Forward(fwd); if (post) { (*i)->post.push_back(pfwd); } else { (*i)->pre.push_back(pfwd); } return reinterpret_cast(pfwd); } } // If we got here, the function is not hooked Hook *hook = new Hook(vtable, hooklist[func].vtid, hooklist[func].targetfunc, hooklist[func].isvoid, hooklist[func].needsretbuf, hooklist[func].paramcount, classname); hooks[func].push_back(hook); Forward *pfwd=new Forward(fwd); if (post) { hook->post.push_back(pfwd); } else { hook->pre.push_back(pfwd); } return reinterpret_cast(pfwd); } // RegisterHamFromEntity(Ham:function, EntityId, const Callback[], Post=0); static cell AMX_NATIVE_CALL RegisterHamFromEntity(AMX *amx, cell *params) { // Make sure the function we're requesting is within bounds int func=params[1]; int post=params[4]; CHECK_FUNCTION(func); char *function=MF_GetAmxString(amx, params[3], 0, NULL); int entid=params[2]; char classname[64]; // Check the entity edict_t *Entity=INDEXENT_NEW(entid); if (Entity->pvPrivateData == NULL) { MF_LogError(amx, AMX_ERR_NATIVE,"Failed to retrieve classtype for entity id \"%d\", hook for \"%s\" not active.",entid,function); return 0; } void **vtable=GetVTable(Entity->pvPrivateData, Offsets.GetBase()); if (vtable == NULL) { MF_LogError(amx, AMX_ERR_NATIVE,"Failed to retrieve vtable for entity id \"%d\", hook for \"%s\" not active.",entid,function); return 0; } // Verify that the function is valid // Don't fail the plugin if this fails, just emit a normal error int fwd=hooklist[func].makefunc(amx, function); if (fwd == -1) { MF_LogError(amx, AMX_ERR_NATIVE, "Function %s not found.", function); return 0; } // We've passed all tests... int **ivtable=(int **)vtable; void *vfunction=(void *)ivtable[hooklist[func].vtid]; // Check the list of this function's hooks, see if the function we have is a hook CVector::iterator end=hooks[func].end(); for (CVector::iterator i=hooks[func].begin(); i!=end; ++i) { if ((*i)->tramp == vfunction) { // Yes, this function is hooked Forward *pfwd=new Forward(fwd); if (post) { (*i)->post.push_back(pfwd); } else { (*i)->pre.push_back(pfwd); } return reinterpret_cast(pfwd); } } // Note down the classname for the given class // It may very well be wrong (such as lots of TS weapons have the same classname) // but it's the best we can do, and better than nothing. // (only used for display) snprintf(classname, sizeof(classname) - 1, "%s", STRING(Entity->v.classname)); // If we got here, the function is not hooked Hook *hook = new Hook(vtable, hooklist[func].vtid, hooklist[func].targetfunc, hooklist[func].isvoid, hooklist[func].needsretbuf, hooklist[func].paramcount, classname); hooks[func].push_back(hook); Forward *pfwd=new Forward(fwd); if (post) { hook->post.push_back(pfwd); } else { hook->pre.push_back(pfwd); } return reinterpret_cast(pfwd); } static cell AMX_NATIVE_CALL ExecuteHam(AMX *amx, cell *params) { int func=params[1]; CHECK_FUNCTION(func); gDoForwards=false; return hooklist[func].call(amx, params); } static cell AMX_NATIVE_CALL ExecuteHamB(AMX *amx, cell *params) { int func=params[1]; CHECK_FUNCTION(func); gDoForwards=true; return hooklist[func].call(amx, params); } static cell AMX_NATIVE_CALL IsHamValid(AMX *amx, cell *params) { int func=params[1]; if (func >= 0 && func < HAM_LAST_ENTRY_DONT_USE_ME_LOL && hooklist[func].isset!=0) { return 1; } return 0; } static cell AMX_NATIVE_CALL DisableHamForward(AMX *amx, cell *params) { Forward *fwd=reinterpret_cast(params[1]); if (fwd == 0) { MF_LogError(amx, AMX_ERR_NATIVE, "Invalid HamHook handle."); return -1; } fwd->state=FSTATE_STOP; return 0; } static cell AMX_NATIVE_CALL EnableHamForward(AMX *amx, cell *params) { Forward *fwd=reinterpret_cast(params[1]); if (fwd == 0) { MF_LogError(amx, AMX_ERR_NATIVE, "Invalid HamHook handle."); return -1; } fwd->state=FSTATE_OK; return 0; } AMX_NATIVE_INFO RegisterNatives[] = { { "RegisterHam", RegisterHam }, { "RegisterHamFromEntity", RegisterHamFromEntity }, { "ExecuteHam", ExecuteHam }, { "ExecuteHamB", ExecuteHamB }, { "IsHamValid", IsHamValid }, { "DisableHamForward", DisableHamForward }, { "EnableHamForward", EnableHamForward }, { NULL, NULL } };