Added WeaponIDToAlias native to CStrike extension (bug 5460, r=psychonic).

extensions/cstrike/natives.cpp

@@ -294,6 +294,22 @@ static cell_t CS_TerminateRound(IPluginContext *pContext, const cell_t *params)
 	return 1;
 }
 
+static cell_t CS_WeaponIDToAlias(IPluginContext *pContext, const cell_t *params)
+{
+	char *dest;
+
+	pContext->LocalToString(params[2], &dest);
+
+	const char *ret = WeaponIDToAlias(params[1]);
+	
+	if (ret == NULL)
+	{
+		return 0;
+	}
+	
+	return strncopy(dest, ret, params[3]);
+}
+
 static cell_t CS_GetTranslatedWeaponAlias(IPluginContext *pContext, const cell_t *params)
 {
 	char *weapon;
@@ -669,6 +685,7 @@ sp_nativeinfo_t g_CSNatives[] =
 	{"CS_SetTeamScore",				CS_SetTeamScore},
 	{"CS_GetMVPCount",				CS_GetMVPCount},
 	{"CS_SetMVPCount",				CS_SetMVPCount},
+	{"CS_WeaponIDToAlias",			CS_WeaponIDToAlias},
 	{NULL,							NULL}
 };
 

extensions/cstrike/util_cstrike.cpp

@@ -129,6 +129,35 @@ int AliasToWeaponID(const char *weapon)
 	pWrapper->Execute(vstk, &weaponID);
 
 	return weaponID;
+}
+
+const char *WeaponIDToAlias(int weaponID)
+{
+	static ICallWrapper *pWrapper = NULL;
+
+	if (!pWrapper)
+	{
+		REGISTER_ADDR("WeaponIDToAlias", 0,
+			PassInfo pass[1]; \
+			PassInfo retpass; \
+			pass[0].flags = PASSFLAG_BYVAL; \
+			pass[0].type = PassType_Basic; \
+			pass[0].size = sizeof(int); \
+			retpass.flags = PASSFLAG_BYVAL; \
+			retpass.type = PassType_Basic; \
+			retpass.size = sizeof(const char *); \
+			pWrapper = g_pBinTools->CreateCall(addr, CallConv_Cdecl, &retpass, pass, 1))
+	}
+	const char *ret = NULL;
+	
+	unsigned char vstk[sizeof(int)];
+	unsigned char *vptr = vstk;
+
+	*(int *)vptr = GetRealWeaponID(weaponID);
+
+	pWrapper->Execute(vstk, &ret);
+
+	return ret;
 }
 int GetRealWeaponID(int weaponId)
 {

extensions/cstrike/util_cstrike.h

@@ -153,7 +153,9 @@ void *GetWeaponInfo(int weaponID);
 
 const char *GetTranslatedWeaponAlias(const char *weapon);
 
-int AliasToWeaponID(const char *weapon);
+int AliasToWeaponID(const char *weapon);
+
+const char *WeaponIDToAlias(int weaponID);
 
 int GetRealWeaponID(int weaponId);