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feat: add network vector support

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Roflmuffin
2023-10-23 12:34:53 +10:00
parent 1e663514f6
commit 37b085a9f5
5 changed files with 84 additions and 3 deletions
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23
managed/CounterStrikeSharp.API/Core/API.cs
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@@ -726,6 +726,29 @@ namespace CounterStrikeSharp.API.Core
}
}
public static int GetNetworkVectorSize(IntPtr vec){
lock (ScriptContext.GlobalScriptContext.Lock) {
ScriptContext.GlobalScriptContext.Reset();
ScriptContext.GlobalScriptContext.Push(vec);
ScriptContext.GlobalScriptContext.SetIdentifier(0xA585F34E);
ScriptContext.GlobalScriptContext.Invoke();
ScriptContext.GlobalScriptContext.CheckErrors();
return (int)ScriptContext.GlobalScriptContext.GetResult(typeof(int));
}
}
public static IntPtr GetNetworkVectorElementAt(IntPtr vec, int index){
lock (ScriptContext.GlobalScriptContext.Lock) {
ScriptContext.GlobalScriptContext.Reset();
ScriptContext.GlobalScriptContext.Push(vec);
ScriptContext.GlobalScriptContext.Push(index);
ScriptContext.GlobalScriptContext.SetIdentifier(0x67A31E3F);
ScriptContext.GlobalScriptContext.Invoke();
ScriptContext.GlobalScriptContext.CheckErrors();
return (IntPtr)ScriptContext.GlobalScriptContext.GetResult(typeof(IntPtr));
}
}
public static short GetSchemaOffset(string classname, string propname){
lock (ScriptContext.GlobalScriptContext.Lock) {
ScriptContext.GlobalScriptContext.Reset();

39
managed/CounterStrikeSharp.API/Core/Model/NetworkedVector.cs
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@@ -1,13 +1,48 @@
using System;
using System.Collections;
using System.Collections.Generic;
using System.Reflection.Metadata;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Text;
using CounterStrikeSharp.API.Modules.Memory;
using CounterStrikeSharp.API.Modules.Utils;
namespace CounterStrikeSharp.API.Core;
public partial class NetworkedVector<T>
public partial class NetworkedVector<T> : NativeObject, IReadOnlyCollection<T>
{
public NetworkedVector(IntPtr pointer) : base(pointer)
{
}
public unsafe uint Size => Unsafe.Read<uint>((void*)Handle);
}
public unsafe int Count => NativeAPI.GetNetworkVectorSize(Handle);
public T this[int index]
{
get
{
if (!typeof(T).IsGenericType || typeof(T).GetGenericTypeDefinition() != typeof(CHandle<>))
{
throw new NotSupportedException("Networked vectors currently only support CHandle<T>");
}
return (T)Activator.CreateInstance(typeof(T), NativeAPI.GetNetworkVectorElementAt(Handle, index));
}
}
public IEnumerator<T> GetEnumerator()
{
for (int i = 0; i < Count; i++)
{
yield return this[i];
}
}
IEnumerator IEnumerable.GetEnumerator()
{
return GetEnumerator();
}
}

6
managed/TestPlugin/TestPlugin.cs
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@@ -71,7 +71,13 @@ namespace TestPlugin
var player = @event.Userid;
var pawn = player.PlayerPawn.Value;
var activeWeapon = @event.Userid.PlayerPawn.Value.WeaponServices?.ActiveWeapon.Value;
var weapons = @event.Userid.PlayerPawn.Value.WeaponServices?.MyWeapons;
Server.NextFrame(() =>
{
player.PrintToCenter(string.Join("\n", weapons.Select(x => x.Value.DesignerName)));
});
activeWeapon.ReserveAmmo[0] = 250;
activeWeapon.Clip1 = 250;

15
src/scripting/natives/natives_memory.cpp
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@@ -206,6 +206,19 @@ void ExecuteVirtualFunction(ScriptContext &script_context) {
// globals::hook_manager.Unhook(function, entity_index, callback, post);
// }
int GetNetworkVectorSize(ScriptContext &script_context) {
auto vec = script_context.GetArgument<CUtlVector<void*>*>(0);
return vec->Count();
}
void* GetNetworkVectorElementAt(ScriptContext &script_context) {
auto vec = script_context.GetArgument<CUtlVector<CEntityHandle>*>(0);
auto index = script_context.GetArgument<int>(1);
return &vec->Element(index);
}
REGISTER_NATIVES(memory, {
ScriptEngine::RegisterNativeHandler("CREATE_VIRTUAL_FUNCTION", CreateVirtualFunction);
ScriptEngine::RegisterNativeHandler("CREATE_VIRTUAL_FUNCTION_BY_SIGNATURE",
@@ -214,5 +227,7 @@ REGISTER_NATIVES(memory, {
// ScriptEngine::RegisterNativeHandler("HOOK_FUNCTION", HookFunction);
// ScriptEngine::RegisterNativeHandler("UNHOOK_FUNCTION", UnhookFunction);
ScriptEngine::RegisterNativeHandler("FIND_SIGNATURE", FindSignature);
ScriptEngine::RegisterNativeHandler("GET_NETWORK_VECTOR_SIZE", GetNetworkVectorSize);
ScriptEngine::RegisterNativeHandler("GET_NETWORK_VECTOR_ELEMENT_AT", GetNetworkVectorElementAt);
})
} // namespace counterstrikesharp

4
src/scripting/natives/natives_memory.yaml
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@@ -1,4 +1,6 @@
CREATE_VIRTUAL_FUNCTION: pointer:pointer,vtableOffset:int,numArguments:int,returnType:int,arguments:object[] -> pointer
CREATE_VIRTUAL_FUNCTION_BY_SIGNATURE: pointer:pointer,binaryName:string,signature:string,numArguments:int,returnType:int,arguments:object[] -> pointer
EXECUTE_VIRTUAL_FUNCTION: function:pointer,arguments:object[] -> any
FIND_SIGNATURE: modulePath:string, signature:string -> pointer
FIND_SIGNATURE: modulePath:string, signature:string -> pointer
GET_NETWORK_VECTOR_SIZE: vec:pointer -> int
GET_NETWORK_VECTOR_ELEMENT_AT: vec:pointer, index:int -> pointer