diff --git a/dlls/cstrike/amxxmodule.cpp b/dlls/cstrike/amxxmodule.cpp
index 88a48c5a..e22a1187 100755
--- a/dlls/cstrike/amxxmodule.cpp
+++ b/dlls/cstrike/amxxmodule.cpp
@@ -45,6 +45,16 @@
 enginefuncs_t g_engfuncs;
 globalvars_t  *gpGlobals;
 
+
+
+DLL_FUNCTIONS *g_pFunctionTable;
+DLL_FUNCTIONS *g_pFunctionTable_Post;
+enginefuncs_t *g_pengfuncsTable;
+enginefuncs_t *g_pengfuncsTable_Post;
+NEW_DLL_FUNCTIONS *g_pNewFunctionsTable;
+NEW_DLL_FUNCTIONS *g_pNewFunctionsTable_Post;
+
+
 // GetEntityAPI2 functions
 static DLL_FUNCTIONS g_EntityAPI_Table = 
 {
@@ -2114,6 +2124,7 @@ C_DLLEXPORT int GetEntityAPI2(DLL_FUNCTIONS *pFunctionTable, int *interfaceVersi
 		return(FALSE);
 	}
 	memcpy(pFunctionTable, &g_EntityAPI_Table, sizeof(DLL_FUNCTIONS));
+	g_pFunctionTable=pFunctionTable;
 	return(TRUE);
 }
 
@@ -2131,7 +2142,7 @@ C_DLLEXPORT int GetEntityAPI2_Post(DLL_FUNCTIONS *pFunctionTable, int *interface
 		return(FALSE);
 	}
 	memcpy( pFunctionTable, &g_EntityAPI_Post_Table, sizeof( DLL_FUNCTIONS ) );
-
+	g_pFunctionTable_Post=pFunctionTable;
 	return(TRUE);
 }
 
@@ -2154,6 +2165,7 @@ C_DLLEXPORT int GetEngineFunctions(enginefuncs_t *pengfuncsFromEngine, int *inte
 		return(FALSE);
 	}
 	memcpy(pengfuncsFromEngine, &g_EngineFuncs_Table, sizeof(enginefuncs_t));
+	g_pengfuncsTable=pengfuncsFromEngine;
 	return TRUE;
 }
 
@@ -2171,6 +2183,7 @@ C_DLLEXPORT int GetEngineFunctions_Post(enginefuncs_t *pengfuncsFromEngine, int
 		return(FALSE);
 	}
 	memcpy(pengfuncsFromEngine, &g_EngineFuncs_Post_Table, sizeof(enginefuncs_t));
+	g_pengfuncsTable_Post=pengfuncsFromEngine;
 	return TRUE;
 
 }
@@ -2195,6 +2208,7 @@ C_DLLEXPORT int GetNewDLLFunctions(NEW_DLL_FUNCTIONS *pNewFunctionTable,
 		return(FALSE);
 	}
 	memcpy(pNewFunctionTable, &g_NewFuncs_Table, sizeof(NEW_DLL_FUNCTIONS));
+	g_pNewFunctionsTable=pNewFunctionTable;
 	return TRUE;
 }
 
@@ -2212,6 +2226,7 @@ C_DLLEXPORT int GetNewDLLFunctions_Post( NEW_DLL_FUNCTIONS *pNewFunctionTable, i
 		return(FALSE);
 	}
 	memcpy(pNewFunctionTable, &g_NewFuncs_Post_Table, sizeof(NEW_DLL_FUNCTIONS));
+	g_pNewFunctionsTable_Post=pNewFunctionTable;
 	return TRUE;
 }
 
@@ -2439,11 +2454,14 @@ PFN_GET_AMXSTRINGLEN		g_fn_GetAmxStringLen;
 PFN_FORMAT_AMXSTRING		g_fn_FormatAmxString;
 PFN_COPY_AMXMEMORY			g_fn_CopyAmxMemory;
 PFN_LOG						g_fn_Log;
+PFN_LOG_ERROR				g_fn_LogError;
 PFN_RAISE_AMXERROR			g_fn_RaiseAmxError;
 PFN_REGISTER_FORWARD		g_fn_RegisterForward;
 PFN_EXECUTE_FORWARD			g_fn_ExecuteForward;
 PFN_PREPARE_CELLARRAY		g_fn_PrepareCellArray;
 PFN_PREPARE_CHARARRAY		g_fn_PrepareCharArray;
+PFN_PREPARE_CELLARRAY_A		g_fn_PrepareCellArrayA;
+PFN_PREPARE_CHARARRAY_A		g_fn_PrepareCharArrayA;
 PFN_IS_PLAYER_VALID			g_fn_IsPlayerValid;
 PFN_GET_PLAYER_NAME			g_fn_GetPlayerName;
 PFN_GET_PLAYER_IP			g_fn_GetPlayerIP;
@@ -2453,6 +2471,7 @@ PFN_IS_PLAYER_AUTHORIZED	g_fn_IsPlayerAuthorized;
 PFN_GET_PLAYER_TIME			g_fn_GetPlayerTime;
 PFN_GET_PLAYER_PLAYTIME		g_fn_GetPlayerPlayTime;
 PFN_GET_PLAYER_CURWEAPON	g_fn_GetPlayerCurweapon;
+PFN_GET_PLAYER_TEAM			g_fn_GetPlayerTeam;
 PFN_GET_PLAYER_TEAMID		g_fn_GetPlayerTeamID;
 PFN_GET_PLAYER_DEATHS		g_fn_GetPlayerDeaths;
 PFN_GET_PLAYER_MENU			g_fn_GetPlayerMenu;
@@ -2525,6 +2544,7 @@ C_DLLEXPORT int AMXX_Attach(PFN_REQ_FNPTR reqFnptrFunc)
 	REQFUNC("PrintSrvConsole", g_fn_PrintSrvConsole, PFN_PRINT_SRVCONSOLE);
 	REQFUNC("GetModname", g_fn_GetModname, PFN_GET_MODNAME);
 	REQFUNC("Log", g_fn_Log, PFN_LOG);
+	REQFUNC("LogError", g_fn_LogError, PFN_LOG_ERROR);
 	REQFUNC("MergeDefinitionFile", g_fn_MergeDefinition_File, PFN_MERGEDEFINITION_FILE);
 	REQFUNC("Format", g_fn_Format, PFN_FORMAT);
 
@@ -2560,7 +2580,8 @@ C_DLLEXPORT int AMXX_Attach(PFN_REQ_FNPTR reqFnptrFunc)
 	REQFUNC("ExecuteForward", g_fn_ExecuteForward, PFN_EXECUTE_FORWARD);
 	REQFUNC("PrepareCellArray", g_fn_PrepareCellArray, PFN_PREPARE_CELLARRAY);
 	REQFUNC("PrepareCharArray", g_fn_PrepareCharArray, PFN_PREPARE_CHARARRAY);
-
+	REQFUNC("PrepareCellArrayA", g_fn_PrepareCellArrayA, PFN_PREPARE_CELLARRAY_A);
+	REQFUNC("PrepareCharArrayA", g_fn_PrepareCharArrayA, PFN_PREPARE_CHARARRAY_A);
 	// Player
 	REQFUNC("IsPlayerValid", g_fn_IsPlayerValid, PFN_IS_PLAYER_VALID);
 	REQFUNC("GetPlayerName", g_fn_GetPlayerName, PFN_GET_PLAYER_NAME);
@@ -2572,6 +2593,7 @@ C_DLLEXPORT int AMXX_Attach(PFN_REQ_FNPTR reqFnptrFunc)
 	REQFUNC("GetPlayerPlayTime", g_fn_GetPlayerPlayTime, PFN_GET_PLAYER_PLAYTIME);
 	REQFUNC("GetPlayerCurweapon", g_fn_GetPlayerCurweapon, PFN_GET_PLAYER_CURWEAPON);
 	REQFUNC("GetPlayerTeamID", g_fn_GetPlayerTeamID, PFN_GET_PLAYER_TEAMID);
+	REQFUNC("GetPlayerTeam",g_fn_GetPlayerTeam, PFN_GET_PLAYER_TEAM);
 	REQFUNC("GetPlayerDeaths", g_fn_GetPlayerDeaths, PFN_GET_PLAYER_DEATHS);
 	REQFUNC("GetPlayerMenu", g_fn_GetPlayerMenu, PFN_GET_PLAYER_MENU);
 	REQFUNC("GetPlayerKeys", g_fn_GetPlayerKeys, PFN_GET_PLAYER_KEYS);
@@ -2649,11 +2671,14 @@ void ValidateMacros_DontCallThis_Smiley()
 	MF_GetAmxStringLen(NULL);
 	MF_CopyAmxMemory(NULL, NULL, 0);
 	MF_Log("str", "str", 0);
+	MF_LogError(NULL, 0, NULL);
 	MF_RaiseAmxError(NULL, 0);
 	MF_RegisterForward("str", (ForwardExecType)0, 0, 0, 0);
 	MF_ExecuteForward(0, 0, 0);
 	MF_PrepareCellArray(NULL, 0);
 	MF_PrepareCharArray(NULL, 0);
+	MF_PrepareCellArrayA(NULL, 0, true);
+	MF_PrepareCharArrayA(NULL, 0, true);
 	MF_IsPlayerValid(0);
 	MF_GetPlayerName(0);
 	MF_GetPlayerIP(0);
@@ -2664,6 +2689,7 @@ void ValidateMacros_DontCallThis_Smiley()
 	MF_GetPlayerPlayTime(0);
 	MF_GetPlayerCurweapon(0);
 	MF_GetPlayerTeamID(0);
+	MF_GetPlayerTeam(0);
 	MF_GetPlayerDeaths(0);
 	MF_GetPlayerMenu(0);
 	MF_GetPlayerKeys(0);
diff --git a/dlls/cstrike/amxxmodule.h b/dlls/cstrike/amxxmodule.h
index 0d44ad13..1863c829 100755
--- a/dlls/cstrike/amxxmodule.h
+++ b/dlls/cstrike/amxxmodule.h
@@ -55,7 +55,7 @@ struct amxx_module_info_s
 // The next section is copied from the amx.h file
 // Copyright (c) ITB CompuPhase, 1997-2004
 
-#if defined __LCC__ || defined __DMC__ || defined __linux__
+#if defined __LCC__ || defined __DMC__ || defined __linux__ || defined __GNUC__
   #include <stdint.h>
 #elif !defined __STDC_VERSION__ || __STDC_VERSION__ < 199901L
   /* The ISO C99 defines the int16_t and int_32t types. If the compiler got
@@ -929,7 +929,7 @@ void FN_EngineFprintf(FILE *pfile, char *szFmt, ...);
 #endif // FN_EngineFprintf
 
 #ifdef FN_PvAllocEntPrivateData
-void *FN_PvAllocEntPrivateData(edict_t *pEdict, long cb);
+void *FN_PvAllocEntPrivateData(edict_t *pEdict, int32 cb);
 #endif // FN_PvAllocEntPrivateData
 
 #ifdef FN_PvEntPrivateData
@@ -1919,11 +1919,14 @@ typedef int				(*PFN_GET_AMXSTRINGLEN)			(const cell *ptr);
 typedef char *			(*PFN_FORMAT_AMXSTRING)			(AMX * /*amx*/, cell * /*params*/, int /*startParam*/, int * /*pLen*/);
 typedef void			(*PFN_COPY_AMXMEMORY)			(cell * /*dest*/, const cell * /*src*/, int /*len*/);
 typedef void			(*PFN_LOG)						(const char * /*fmt*/, ...);
+typedef void			(*PFN_LOG_ERROR)				(AMX * /*amx*/, int /*err*/, const char * /*fmt*/, ...);
 typedef int				(*PFN_RAISE_AMXERROR)			(AMX * /*amx*/, int /*error*/);
 typedef int				(*PFN_REGISTER_FORWARD)			(const char * /*funcname*/, ForwardExecType /*exectype*/, ... /*paramtypes terminated by PF_DONE*/);
 typedef int				(*PFN_EXECUTE_FORWARD)			(int /*id*/, ... /*params*/);
 typedef cell			(*PFN_PREPARE_CELLARRAY)		(cell * /*ptr*/, unsigned int /*size*/);
 typedef cell			(*PFN_PREPARE_CHARARRAY)		(char * /*ptr*/, unsigned int /*size*/);
+typedef cell			(*PFN_PREPARE_CELLARRAY_A)		(cell * /*ptr*/, unsigned int /*size*/, bool /*copyBack*/);
+typedef cell			(*PFN_PREPARE_CHARARRAY_A)		(char * /*ptr*/, unsigned int /*size*/, bool /*copyBack*/);
 typedef int				(*PFN_IS_PLAYER_VALID)			(int /*id*/);
 typedef const char *	(*PFN_GET_PLAYER_NAME)			(int /*id*/);
 typedef const char *	(*PFN_GET_PLAYER_IP)			(int /*id*/);
@@ -1932,8 +1935,9 @@ typedef int				(*PFN_IS_PLAYER_BOT)			(int /*id*/);
 typedef int				(*PFN_IS_PLAYER_AUTHORIZED)		(int /*id*/);
 typedef float			(*PFN_GET_PLAYER_TIME)			(int /*id*/);
 typedef float			(*PFN_GET_PLAYER_PLAYTIME)		(int /*id*/);
-typedef int			(*PFN_GETPLAYERFLAGS) 			(int /* id*/);
+typedef int				(*PFN_GETPLAYERFLAGS) 			(int /* id*/);
 typedef int				(*PFN_GET_PLAYER_CURWEAPON)		(int /*id*/);
+typedef const char *    (*PFN_GET_PLAYER_TEAM)			(int /*id*/);
 typedef int				(*PFN_GET_PLAYER_TEAMID)		(int /*id*/);
 typedef int				(*PFN_GET_PLAYER_DEATHS)		(int /*id*/);
 typedef int				(*PFN_GET_PLAYER_MENU)			(int /*id*/);
@@ -1986,11 +1990,14 @@ extern PFN_GET_AMXSTRINGLEN			g_fn_GetAmxStringLen;
 extern PFN_FORMAT_AMXSTRING			g_fn_FormatAmxString;
 extern PFN_COPY_AMXMEMORY			g_fn_CopyAmxMemory;
 extern PFN_LOG						g_fn_Log;
+extern PFN_LOG_ERROR				g_fn_LogError;
 extern PFN_RAISE_AMXERROR			g_fn_RaiseAmxError;
 extern PFN_REGISTER_FORWARD			g_fn_RegisterForward;
 extern PFN_EXECUTE_FORWARD			g_fn_ExecuteForward;
 extern PFN_PREPARE_CELLARRAY		g_fn_PrepareCellArray;
 extern PFN_PREPARE_CHARARRAY		g_fn_PrepareCharArray;
+extern PFN_PREPARE_CELLARRAY_A		g_fn_PrepareCellArrayA;
+extern PFN_PREPARE_CHARARRAY_A		g_fn_PrepareCharArrayA;
 extern PFN_IS_PLAYER_VALID			g_fn_IsPlayerValid;
 extern PFN_GET_PLAYER_NAME			g_fn_GetPlayerName;
 extern PFN_GET_PLAYER_IP			g_fn_GetPlayerIP;
@@ -2026,6 +2033,7 @@ extern PFN_AMX_FINDNATIVE			g_fn_AmxFindNative;
 extern PFN_GETPLAYERFLAGS		g_fn_GetPlayerFlags;
 extern PFN_GET_PLAYER_EDICT			g_fn_GetPlayerEdict;
 extern PFN_FORMAT					g_fn_Format;
+extern PFN_GET_PLAYER_TEAM			g_fn_GetPlayerTeam;
 
 #ifdef MAY_NEVER_BE_DEFINED
 // Function prototypes for intellisense and similar systems
@@ -2045,11 +2053,14 @@ int				MF_GetAmxStringLen			(const cell *ptr) { }
 char *			MF_FormatAmxString			(AMX * amx, cell * params, int startParam, int * pLen) { }
 void			MF_CopyAmxMemory			(cell * dest, const cell * src, int len) { }
 void			MF_Log						(const char * fmt, ...) { }
+void			MF_LogError					(AMX * amx, int err, const char *fmt, ...) { }
 int				MF_RaiseAmxError			(AMX * amx, int error) { }
 int				MF_RegisterForward			(const char * funcname, ForwardExecType exectype, ...) { }
 int				MF_ExecuteForward			(int id, ...) { }
 cell			MF_PrepareCellArray			(cell * ptr, unsigned int size) { }
 cell			MF_PrepareCharArray			(char * ptr, unsigned int size) { }
+cell			MF_PrepareCellArrayA			(cell * ptr, unsigned int size, bool copyBack) { }
+cell			MF_PrepareCharArrayA			(char * ptr, unsigned int size, bool copyBack) { }
 int				MF_IsPlayerValid			(int id) { }
 const char *	MF_GetPlayerName			(int id) { }
 const char *	MF_GetPlayerIP				(int id) { }
@@ -2059,6 +2070,7 @@ int				MF_IsPlayerAuthorized		(int id) { }
 float			MF_GetPlayerTime			(int id) { }
 float			MF_GetPlayerPlayTime		(int id) { }
 int				MF_GetPlayerCurweapon		(int id) { }
+const char *	MF_GetPlayerTeam			(int id) { }
 int				MF_GetPlayerTeamID			(int id) { }
 int				MF_GetPlayerDeaths			(int id) { }
 int				MF_GetPlayerMenu			(int id) { }
@@ -2094,11 +2106,14 @@ const char *	MF_Format					(const char *fmt, ...) { }
 #define MF_GetAmxStringLen g_fn_GetAmxStringLen
 #define MF_CopyAmxMemory g_fn_CopyAmxMemory
 void MF_Log(const char *fmt, ...);
+#define	MF_LogError g_fn_LogError
 #define MF_RaiseAmxError g_fn_RaiseAmxError
 #define MF_RegisterForward g_fn_RegisterForward
 #define MF_ExecuteForward g_fn_ExecuteForward
 #define MF_PrepareCellArray g_fn_PrepareCellArray
 #define MF_PrepareCharArray g_fn_PrepareCharArray
+#define MF_PrepareCellArrayA g_fn_PrepareCellArrayA
+#define MF_PrepareCharArrayA g_fn_PrepareCharArrayA
 #define MF_IsPlayerValid g_fn_IsPlayerValid
 #define MF_GetPlayerName g_fn_GetPlayerName
 #define MF_GetPlayerIP g_fn_GetPlayerIP
@@ -2108,6 +2123,7 @@ void MF_Log(const char *fmt, ...);
 #define MF_GetPlayerTime g_fn_GetPlayerTime
 #define MF_GetPlayerPlayTime g_fn_GetPlayerPlayTime
 #define MF_GetPlayerCurweapon g_fn_GetPlayerCurweapon
+#define MF_GetPlayerTeam g_fn_GetPlayerTeam
 #define MF_GetPlayerTeamID g_fn_GetPlayerTeamID
 #define MF_GetPlayerDeaths g_fn_GetPlayerDeaths
 #define MF_GetPlayerMenu g_fn_GetPlayerMenu
@@ -2133,7 +2149,7 @@ void MF_Log(const char *fmt, ...);
 #define MF_UnregisterSPForward g_fn_UnregisterSPForward
 #define MF_GetPlayerFlags g_fn_GetPlayerFlags
 #define MF_GetPlayerEdict g_fn_GetPlayerEdict
-#define MF_Format g_fn_Format;
+#define MF_Format g_fn_Format
 
 /*** Memory ***/
 void	*operator new(size_t reportedSize);
diff --git a/dlls/cstrike/cstrike.cpp b/dlls/cstrike/cstrike.cpp
index ab1f9c11..1210c1f4 100755
--- a/dlls/cstrike/cstrike.cpp
+++ b/dlls/cstrike/cstrike.cpp
@@ -37,11 +37,7 @@
 
 bool UTIL_IsPlayer(AMX* amx, edict_t* pPlayer) {
 	bool player = false;
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+
 	if (strcmp(STRING(pPlayer->v.classname), "player") == 0)
 		player = true;
 
@@ -74,20 +70,10 @@ static cell AMX_NATIVE_CALL cs_set_user_money(AMX *amx, cell *params) // cs_set_
 	// params[3] = flash money?
 
 	// Check index
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Fetch player pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	// Give money
 	*((int *)pPlayer->pvPrivateData + OFFSET_CSMONEY) = params[2];
@@ -107,20 +93,10 @@ static cell AMX_NATIVE_CALL cs_get_user_money(AMX *amx, cell *params) // cs_get_
 	// params[1] = user
 
 	// Check index
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Fetch player pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	// Return money
 	return *((int *)pPlayer->pvPrivateData + OFFSET_CSMONEY);
@@ -132,20 +108,10 @@ static cell AMX_NATIVE_CALL cs_get_user_deaths(AMX *amx, cell *params) // cs_get
 	// params[1] = user
 
 	// Check index
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Fetch player pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	return *((int *)pPlayer->pvPrivateData + OFFSET_CSDEATHS);
 }
@@ -157,20 +123,10 @@ static cell AMX_NATIVE_CALL cs_set_user_deaths(AMX *amx, cell *params) // cs_set
 	// params[2] = new deaths
 
 	// Check index
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Fetch player pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	// Set deaths
 	*((int *)pPlayer->pvPrivateData + OFFSET_CSDEATHS) = params[2];
@@ -193,24 +149,14 @@ static cell AMX_NATIVE_CALL cs_get_hostage_id(AMX *amx, cell *params) // cs_get_
 	// params[1] = hostage entity index
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_ENTITY(params[1]);
 
 	// Make into class pointer
-	edict_t *pEdict = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pEdict)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pEdict = GETEDICT(params[1]);
 
 	// Make sure this is a hostage.
 	if (strcmp(STRING(pEdict->v.classname), "hostage_entity") != 0) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+		MF_LogError(amx, AMX_ERR_NATIVE, "Entity %d (\"%s\") is not a hostage", params[1], STRING(pEdict->v.classname));
 		return 0;
 	}
 
@@ -224,21 +170,11 @@ static cell AMX_NATIVE_CALL cs_get_weapon_silenced(AMX *amx, cell *params) // cs
 	// params[1] = weapon index
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	int weapontype = (int)*((int *)pWeapon->pvPrivateData + OFFSET_WEAPONTYPE);
 	int *silencemode = ((int *)pWeapon->pvPrivateData + OFFSET_SILENCER_FIREMODE);
 	switch (weapontype) {
@@ -260,21 +196,11 @@ static cell AMX_NATIVE_CALL cs_get_weapon_type(AMX *amx, cell *params) // cs_get
 	// params[1] = weapon index
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	return *((int *)pWeapon->pvPrivateData + OFFSET_WEAPONTYPE);
 }
 
@@ -285,21 +211,11 @@ static cell AMX_NATIVE_CALL cs_set_weapon_silenced(AMX *amx, cell *params) // cs
 	// params[2] = 1, and we silence the gun, 0 and we unsilence gun.
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	int weapontype = (int)*((int *)pWeapon->pvPrivateData + OFFSET_WEAPONTYPE);
 	int *silencemode = ((int *)pWeapon->pvPrivateData + OFFSET_SILENCER_FIREMODE);
 
@@ -349,21 +265,11 @@ static cell AMX_NATIVE_CALL cs_get_weapon_burstmode(AMX *amx, cell *params) // c
 	// params[1] = weapon index
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	int weapontype = (int)*((int *)pWeapon->pvPrivateData + OFFSET_WEAPONTYPE);
 	int* firemode = ((int *)pWeapon->pvPrivateData + OFFSET_SILENCER_FIREMODE);
 	switch (weapontype) {
@@ -386,21 +292,11 @@ static cell AMX_NATIVE_CALL cs_set_weapon_burstmode(AMX *amx, cell *params) // c
 	// params[2] = 1, and we set burstmode, 0 and we unset it.
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	int weapontype = (int)*((int *)pWeapon->pvPrivateData + OFFSET_WEAPONTYPE);
 
 	int* firemode = ((int *)pWeapon->pvPrivateData + OFFSET_SILENCER_FIREMODE);
@@ -456,20 +352,10 @@ static cell AMX_NATIVE_CALL cs_get_user_vip(AMX *amx, cell *params) // cs_get_us
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if ( *((int *)pPlayer->pvPrivateData + OFFSET_VIP) & PLAYER_IS_VIP )
 		return 1;
@@ -484,20 +370,10 @@ static cell AMX_NATIVE_CALL cs_set_user_vip(AMX *amx, cell *params) // cs_set_us
 	// params[2] = if 1, activate vip, else deactivate vip.
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if (params[2] == 1) {
 		// Set to "be" vip.
@@ -546,20 +422,10 @@ static cell AMX_NATIVE_CALL cs_get_user_team(AMX *amx, cell *params) // cs_get_u
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	return *((int *)pPlayer->pvPrivateData + OFFSET_TEAM);
 }
@@ -572,20 +438,10 @@ static cell AMX_NATIVE_CALL cs_set_user_team(AMX *amx, cell *params) // cs_set_u
 	// params[3] = model = 0
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	int model = params[3];
 
@@ -630,20 +486,10 @@ static cell AMX_NATIVE_CALL cs_get_user_inside_buyzone(AMX *amx, cell *params) /
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	return (int)*((int *)pPlayer->pvPrivateData + OFFSET_BUYZONE); // This offset is 0 when outside, 1 when inside.
 }
@@ -654,20 +500,10 @@ static cell AMX_NATIVE_CALL cs_get_user_plant(AMX *amx, cell *params) // cs_get_
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if ((int)*((int *)pPlayer->pvPrivateData + OFFSET_DEFUSE_PLANT) & CAN_PLANT_BOMB)
 		return 1;
@@ -683,20 +519,10 @@ static cell AMX_NATIVE_CALL cs_set_user_plant(AMX *amx, cell *params) // cs_set_
 	// params[3] = show bomb icon?
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 	
 	int* plantskill = ((int *)pPlayer->pvPrivateData + OFFSET_DEFUSE_PLANT);
 
@@ -739,20 +565,10 @@ static cell AMX_NATIVE_CALL cs_get_user_defusekit(AMX *amx, cell *params) // cs_
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if ((int)*((int *)pPlayer->pvPrivateData + OFFSET_DEFUSE_PLANT) & HAS_DEFUSE_KIT)
 		return 1;
@@ -772,20 +588,10 @@ static cell AMX_NATIVE_CALL cs_set_user_defusekit(AMX *amx, cell *params) // cs_
 	// params[7] = flash = 0
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 	
 	int* defusekit = ((int *)pPlayer->pvPrivateData + OFFSET_DEFUSE_PLANT);
 
@@ -847,20 +653,10 @@ static cell AMX_NATIVE_CALL cs_get_user_backpackammo(AMX *amx, cell *params) //
 	// params[2] = weapon, as in CSW_*
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	int offset;
 
@@ -922,7 +718,7 @@ static cell AMX_NATIVE_CALL cs_get_user_backpackammo(AMX *amx, cell *params) //
 			offset = OFFSET_C4_AMMO;
 			break;
 		default:
-			MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+			MF_LogError(amx, AMX_ERR_NATIVE, "Invalid weapon id %d", params[2]);
 			return 0;
 	}
 
@@ -939,20 +735,10 @@ static cell AMX_NATIVE_CALL cs_set_user_backpackammo(AMX *amx, cell *params) //
 	// params[3] = new amount
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	int offset;
 
@@ -1014,7 +800,7 @@ static cell AMX_NATIVE_CALL cs_set_user_backpackammo(AMX *amx, cell *params) //
 			offset = OFFSET_C4_AMMO;
 			break;
 		default:
-			MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+			MF_LogError(amx, AMX_ERR_NATIVE, "Invalid weapon id %d", params[2]);
 			return 0;
 	}
 
@@ -1029,20 +815,10 @@ static cell AMX_NATIVE_CALL cs_get_user_nvg(AMX *amx, cell *params) // cs_get_us
 	// params[1] = user index
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if ((int)*((int *)pPlayer->pvPrivateData + OFFSET_NVGOGGLES) & HAS_NVGOGGLES)
 		return 1;
@@ -1057,20 +833,10 @@ static cell AMX_NATIVE_CALL cs_set_user_nvg(AMX *amx, cell *params) // cs_set_us
 	// params[2] = 1 = give, 0 = remove
 
 	// Valid entity should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 	
 	int* defusekit = ((int *)pPlayer->pvPrivateData + OFFSET_NVGOGGLES);
 
@@ -1098,20 +864,9 @@ static cell AMX_NATIVE_CALL cs_get_user_model(AMX *amx, cell *params) // cs_get_
 	// params[3] = max length to set
 
 	// Valid player index should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
+	CHECK_PLAYER(params[1]);
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	return MF_SetAmxString(amx, params[2], GETCLIENTKEYVALUE(GETINFOKEYBUFFER(pPlayer), "model"), params[3]);
 }
@@ -1123,23 +878,13 @@ static cell AMX_NATIVE_CALL cs_set_user_model(AMX *amx, cell *params) // cs_set_
 	// params[2] = model
 
 	// Valid player index should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t* pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t* pPlayer = MF_GetPlayerEdict(params[1]);
 
 	if (params[2] == -1) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+		MF_LogError(amx, AMX_ERR_NATIVE, "Invalid model %d", params[2]);
 		return 0;
 	}
 
@@ -1162,20 +907,10 @@ static cell AMX_NATIVE_CALL cs_reset_user_model(AMX *amx, cell *params) // cs_re
 	// params[1] = user index
 
 	// Valid player index should be within range
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t* pPlayer = INDEXENT(params[1]);
-
-	// Check entity validity
-	if (FNullEnt(pPlayer)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t* pPlayer = MF_GetPlayerEdict(params[1]);
 
 	g_players[params[1]].SetModelled(false);
 
@@ -1190,24 +925,14 @@ static cell AMX_NATIVE_CALL cs_get_hostage_follow(AMX *amx, cell *params) // cs_
 	// params[1] = hostage index
 
 	// Valid index should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t* pHostage = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pHostage)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	// Make sure this is a hostage.
 	if (strcmp(STRING(pHostage->v.classname), "hostage_entity") != 0) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+		MF_LogError(amx, AMX_ERR_NATIVE, "Entity %d (\"%s\") is not a hostage", params[1], STRING(pHostage->v.classname));
 		return 0;
 	}
 
@@ -1223,7 +948,7 @@ static cell AMX_NATIVE_CALL cs_get_hostage_follow(AMX *amx, cell *params) // cs_
 	edict_t* pEntity = (edict_t*)following;
 
 	if (FNullEnt(pEntity)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+		MF_LogError(amx, AMX_ERR_NATIVE, "Unknown error finding hostage parameter");
 		return 0;
 	}
 
@@ -1237,24 +962,14 @@ static cell AMX_NATIVE_CALL cs_set_hostage_follow(AMX *amx, cell *params) // cs_
 	// params[2] = index to follow, if -1 then set hostage to not follow anything
 
 	// Valid index should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t* pHostage = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pHostage)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	// Make sure this is a hostage.
 	if (strcmp(STRING(pHostage->v.classname), "hostage_entity") != 0) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
+		MF_LogError(amx, AMX_ERR_NATIVE, "Entity %d (\"%s\") is not a hostage", params[1], STRING(pHostage->v.classname));
 		return 0;
 	}
 
@@ -1270,20 +985,10 @@ static cell AMX_NATIVE_CALL cs_set_hostage_follow(AMX *amx, cell *params) // cs_
 	}
 
 	// Valid index should be within range
-	if (params[2] < 1 || params[2] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_ENTITY(params[2]);
 
 	// Make into edict pointer
-	edict_t* pEntity = INDEXENT(params[2]);
-
-	// Check entity validity
-	if (FNullEnt(pEntity)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	edict_t* pEntity = GETEDICT(params[2]);
 
 #if !defined __amd64__
 	*((int *)pHostage->pvPrivateData + OFFSET_HOSTAGEFOLLOW) = (int)pEntity;
@@ -1299,21 +1004,11 @@ static cell AMX_NATIVE_CALL cs_get_weapon_ammo(AMX *amx, cell *params) // cs_get
 	// params[1] = weapon index
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	return *((int *)pWeapon->pvPrivateData + OFFSET_CLIPAMMO);
 }
 
@@ -1324,21 +1019,11 @@ static cell AMX_NATIVE_CALL cs_set_weapon_ammo(AMX *amx, cell *params) // cs_set
 	// params[2] = newammo
 
 	// Valid entity should be within range
-	if (params[1] <= gpGlobals->maxClients || params[1] > gpGlobals->maxEntities)
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_NONPLAYER(params[1]);
 
 	// Make into edict pointer
 	edict_t *pWeapon = INDEXENT(params[1]);
 
-	// Check entity validity
-	if (FNullEnt(pWeapon)) {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
-
 	*((int *)pWeapon->pvPrivateData + OFFSET_CLIPAMMO) = params[2];
 
 	return 1;
@@ -1350,14 +1035,10 @@ static cell AMX_NATIVE_CALL cs_get_user_hasprimary(AMX *amx, cell *params) // cs
 	// params[1] = user index
 
 	// Check player
-	if (!MF_IsPlayerIngame(params[1]))
-	{
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		return 0;
-	}
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer
-	edict_t *pPlayer = INDEXENT(params[1]);
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]);
 
 	return *((int *)pPlayer->pvPrivateData + OFFSET_PRIMARYWEAPON);
 }
@@ -1383,20 +1064,10 @@ static cell AMX_NATIVE_CALL cs_get_user_tked(AMX *amx, cell *params) // cs_get_u
 	// params[1] = user index 
 
 	// Check player 
-	if (!MF_IsPlayerIngame(params[1])) 
-	{ 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer 
-	edict_t *pPlayer = INDEXENT(params[1]); 
-
-	// Check entity validity 
-	if (FNullEnt(pPlayer)) { 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]); 
 
 	return *((int *)pPlayer->pvPrivateData + OFFSET_TK); 
 }
@@ -1410,20 +1081,10 @@ static cell AMX_NATIVE_CALL cs_set_user_tked(AMX *amx, cell *params) // cs_set_u
 	// params[3] = number of frags to subtract 
 
 	// Check index 
-	if (!MF_IsPlayerIngame(params[1])) 
-	{ 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	CHECK_PLAYER(params[1]);
 
 	// Fetch player pointer 
-	edict_t *pPlayer = INDEXENT(params[1]); 
-
-	// Check entity validity 
-	if (FNullEnt(pPlayer)) { 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]); 
 
 	if (params[2]) { 
 		*((int *)pPlayer->pvPrivateData + OFFSET_TK) = 1; 
@@ -1456,20 +1117,10 @@ static cell AMX_NATIVE_CALL cs_get_user_driving(AMX *amx, cell *params) // cs_ge
 	// params[1] = user index 
 
 	// Check player 
-	if (!MF_IsPlayerIngame(params[1])) 
-	{ 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer 
-	edict_t *pPlayer = INDEXENT(params[1]); 
-
-	// Check entity validity 
-	if (FNullEnt(pPlayer)) { 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]); 
 
 	// If player driving, return 1, if not, return 0 
 	return *((int *)pPlayer->pvPrivateData + OFFSET_ISDRIVING); 
@@ -1480,20 +1131,10 @@ static cell AMX_NATIVE_CALL cs_get_user_stationary(AMX *amx, cell *params) // cs
 	// Returns 1 if client is using a stationary guns (maybe also other stuff)
 
 	// Check player 
-	if (!MF_IsPlayerIngame(params[1])) 
-	{ 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	CHECK_PLAYER(params[1]);
 
 	// Make into edict pointer 
-	edict_t *pPlayer = INDEXENT(params[1]); 
-
-	// Check entity validity 
-	if (FNullEnt(pPlayer)) { 
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE); 
-		return 0; 
-	} 
+	edict_t *pPlayer = MF_GetPlayerEdict(params[1]); 
 
 	// If player driving, return 1, if not, return 0
 #if !defined __amd64__
@@ -1507,8 +1148,7 @@ static cell AMX_NATIVE_CALL cs_get_user_stationary(AMX *amx, cell *params) // cs
 	else if (AMD64_STATIONARY_YES == *((int *)pPlayer->pvPrivateData + OFFSET_STATIONARY))
 		return 1;
 	else {
-		MF_RaiseAmxError(amx, AMX_ERR_NATIVE);
-		MF_Log("Unexpected value at offset. Please report this to development team @ www.amxmodx.org!");
+		MF_LogError(amx, AMX_ERR_NATIVE, "Unexpected value at offset. Please report this to development team @ www.amxmodx.org!");
 
 		return 0; 
 	}
diff --git a/dlls/cstrike/cstrike.h b/dlls/cstrike/cstrike.h
index 65a3e6c8..3a6d0c52 100755
--- a/dlls/cstrike/cstrike.h
+++ b/dlls/cstrike/cstrike.h
@@ -213,3 +213,39 @@ CCstrikePlayer g_players[33];
 bool g_precachedknife = false;
 bool g_noknives = false;
 // Globals above
+
+#define CHECK_ENTITY(x) \
+	if (x <= 0 || x > gpGlobals->maxEntities) { \
+		MF_LogError(amx, AMX_ERR_NATIVE, "Entity out of range (%d)", x); \
+	} else { \
+		if (x <= gpGlobals->maxClients) { \
+			if (!MF_IsPlayerIngame(x)) { \
+				MF_LogError(amx, AMX_ERR_NATIVE, "Invalid player %d (not in-game)", x); \
+			} \
+		} else { \
+			if (FNullEnt(INDEXENT(x))) { \
+				MF_LogError(amx, AMX_ERR_NATIVE, "Invalid entity %d", x); \
+			} \
+		} \
+	}
+
+#define CHECK_PLAYER(x) \
+	if (x < 1 || x > gpGlobals->maxClients) { \
+		MF_LogError(amx, AMX_ERR_NATIVE, "Player out of range (%d)", x); \
+	} else { \
+		if (!MF_IsPlayerIngame(x) || FNullEnt(MF_GetPlayerEdict(x))) { \
+			MF_LogError(amx, AMX_ERR_NATIVE, "Invalid player %d", x); \
+		} \
+	}
+
+#define CHECK_NONPLAYER(x) \
+	if (x < 1 || x <= gpGlobals->maxClients || x > gpGlobals->maxEntities) { \
+		MF_LogError(amx, AMX_ERR_NATIVE, "Non-player entity %d out of range", x); \
+	} else { \
+		if (FNullEnt(INDEXENT(x))) { \
+			MF_LogError(amx, AMX_ERR_NATIVE, "Invalid non-player entity %d", x); \
+		} \
+	}
+
+#define GETEDICT(n) \
+	((n >= 1 && n <= gpGlobals->maxClients) ? MF_GetPlayerEdict(n) : INDEXENT(n))
\ No newline at end of file