Implement Con_Printf() hook (#222)

* Implement Con_Printf hook

* Update REHLDS_API_VERSION_MINOR

* FIX rehlds_api.h

* Update rehlds_api.h

* Update reapi_engine_const.inc

* Update reapi_engine_const.inc

* FIX pointer style

* FIX pointer style

* Update hook_list.cpp

* Update reapi/src/hook_list.h

Co-authored-by: justgo97 <hamdi2050@live.com>

* Apply suggestions from code review

Co-authored-by: Sergey Shorokhov <wopox1337@ya.ru>
Co-authored-by: justgo97 <hamdi2050@live.com>

Author: 3 people

reapi/extra/amxmodx/scripting/include/reapi_engine_const.inc

@@ -77,7 +77,6 @@ enum EngineFunc
 	* Params:       (const this)
 	*/
 	RH_SV_EmitPings,
-	
 	/*
 	* Description:  Called when an entity is created.
 	* Return type:  Edict * (Entity index)
@@ -90,6 +89,12 @@ enum EngineFunc
 	* Params:       (const entity)
 	*/
 	RH_ED_Free,
+
+	/*
+	* Description:  -
+	* Params:       (const string[])
+	*/
+	RH_Con_Printf,
 };
 
 /**

reapi/include/cssdk/engine/rehlds_api.h

@@ -187,8 +187,8 @@ typedef IHookChain<int, enum sv_delta_s, IGameClient *, struct packet_entities_s
 typedef IHookChainRegistry<int, enum sv_delta_s, IGameClient *, struct packet_entities_s *, struct sizebuf_s *> IRehldsHookRegistry_SV_CreatePacketEntities;
 
 //SV_EmitSound2 hook
-typedef IHookChain<bool, edict_t *, IGameClient *, int, const char*, float, float, int, int, int, const float*> IRehldsHook_SV_EmitSound2;
-typedef IHookChainRegistry<bool, edict_t *, IGameClient *, int, const char*, float, float, int, int, int, const float*> IRehldsHookRegistry_SV_EmitSound2;
+typedef IHookChain<bool, edict_t *, IGameClient *, int, const char *, float, float, int, int, int, const float *> IRehldsHook_SV_EmitSound2;
+typedef IHookChainRegistry<bool, edict_t *, IGameClient *, int, const char *, float, float, int, int, int, const float *> IRehldsHookRegistry_SV_EmitSound2;
 
 //CreateFakeClient hook
 typedef IHookChain<edict_t *, const char *> IRehldsHook_CreateFakeClient;
@@ -203,8 +203,8 @@ typedef IVoidHookChain<> IRehldsHook_SV_Frame;
 typedef IVoidHookChainRegistry<> IRehldsHookRegistry_SV_Frame;
 
 //SV_ShouldSendConsistencyList hook
-typedef IHookChain<bool, IGameClient*, bool> IRehldsHook_SV_ShouldSendConsistencyList;
-typedef IHookChainRegistry<bool, IGameClient*, bool> IRehldsHookRegistry_SV_ShouldSendConsistencyList;
+typedef IHookChain<bool, IGameClient *, bool> IRehldsHook_SV_ShouldSendConsistencyList;
+typedef IHookChainRegistry<bool, IGameClient *, bool> IRehldsHookRegistry_SV_ShouldSendConsistencyList;
 
 //GetEntityInit hook
 typedef IHookChain<ENTITYINIT, char *> IRehldsHook_GetEntityInit;
@@ -222,6 +222,10 @@ typedef IHookChainRegistry<edict_t *> IRehldsHookRegistry_ED_Alloc;
 typedef IVoidHookChain<edict_t *> IRehldsHook_ED_Free;
 typedef IVoidHookChainRegistry<edict_t *> IRehldsHookRegistry_ED_Free;
 
+//Con_Printf hook
+typedef IHookChain<void, const char *> IRehldsHook_Con_Printf;
+typedef IHookChainRegistry<void, const char *> IRehldsHookRegistry_Con_Printf;
+
 class IRehldsHookchains {
 public:
 	virtual ~IRehldsHookchains() { }
@@ -272,6 +276,7 @@ class IRehldsHookchains {
 	virtual IRehldsHookRegistry_SV_EmitPings* SV_EmitPings() = 0;
 	virtual IRehldsHookRegistry_ED_Alloc* ED_Alloc() = 0;
 	virtual IRehldsHookRegistry_ED_Free* ED_Free() = 0;
+	virtual IRehldsHookRegistry_Con_Printf* Con_Printf() = 0;
 };
 
 struct RehldsFuncs_t {

reapi/src/hook_callback.cpp

@@ -63,6 +63,16 @@ void SV_WriteFullClientUpdate(IRehldsHook_SV_WriteFullClientUpdate *chain, IGame
 	SV_WriteFullClientUpdate_AMXX(&data, client, (size_t)buffer, receiver);
 }
 
+void Con_Printf(IRehldsHook_Con_Printf *chain, const char *string)
+{
+	auto original = [chain](const char *_string)
+	{
+		chain->callNext(_string);
+	};
+
+	callVoidForward(RH_Con_Printf, original, string);
+}
+
 ENTITYINIT GetEntityInit(IRehldsHook_GetEntityInit *chain, char *classname)
 {
 	auto original = [chain](char *_classname)

reapi/src/hook_callback.h

@@ -359,6 +359,7 @@ struct SV_EmitPings_args_t
 using SV_EmitPings_t = hookdata_t<IRehldsHook_SV_EmitPings *, SV_EmitPings_args_t &>;
 void SV_EmitPings_AMXX(SV_EmitPings_t *data, IGameClient *client);
 void SV_EmitPings(IRehldsHook_SV_EmitPings *chain, IGameClient *client, sizebuf_t *msg);
+void Con_Printf(IRehldsHook_Con_Printf *chain, const char *string);
 
 edict_t *ED_Alloc(IRehldsHook_ED_Alloc* chain);
 void ED_Free(IRehldsHook_ED_Free* chain, edict_t *entity);

reapi/src/hook_list.cpp

@@ -93,6 +93,7 @@ hook_t hooklist_engine[] = {
 	ENG(SV_EmitPings, _AMXX),
 	ENG(ED_Alloc),
 	ENG(ED_Free),
+	ENG(Con_Printf),
 };
 
 #define DLL(h,...) { {}, {}, #h, "ReGameDLL", [](){ return api_cfg.hasReGameDLL(); }, ((!(RG_##h & (MAX_REGION_RANGE - 1)) ? regfunc::current_cell = 1, true : false) || (RG_##h & (MAX_REGION_RANGE - 1)) == regfunc::current_cell++) ? regfunc(h##__VA_ARGS__) : regfunc(#h#__VA_ARGS__), [](){ g_ReGameHookchains->h()->registerHook(&h); }, [](){ g_ReGameHookchains->h()->unregisterHook(&h); }, false}

reapi/src/hook_list.h

@@ -104,7 +104,8 @@ enum EngineFunc
 	RH_SV_EmitPings,
 	RH_ED_Alloc,
 	RH_ED_Free,
-
+	RH_Con_Printf,
+    
 	// [...]
 };