BOI Zombies 1.13 RPC

//Black ops zombies 1.13 rpc
//all Credit to choco for the release source on ghosts, ported to bo1 zm by sc58

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace BOIZMRPC
{
    public class PS3
    {
        static uint processID;

        private static uint GetProcessID()
        {
            uint[] ProcessIDs;
            PS3_TMAPI.GetProcessList(0, out ProcessIDs);
            return ProcessIDs[0];
        }

        public static void SetMemory(uint address, byte[] memory)
        {
            PS3_TMAPI.ProcessSetMemory(0, PS3_TMAPI.UnitType.PPU, processID, 0, address, memory);
        }

        public static byte[] GetMemory(uint address, int length)
        {
            byte[] bytes = new byte[length];
            PS3_TMAPI.ProcessGetMemory(0, PS3_TMAPI.UnitType.PPU, processID, 0, address, ref bytes);
            return bytes;
        }

        public static int Init()
        {
            processID = GetProcessID();
            return RPC.Init();
        }
    }

    public class RPC
    {
        static uint function_address;

        public static int Init()
        {
            function_address = Get_func_address();
            if (function_address == 0) return -1;
            Enable_RPC();
            return 0;
        }

        public static uint Get_func_address()
        {
            for (uint i = 0x6E34D4; i < 0x1000000; i += 4)
            {
                byte[] bytes = PS3.GetMemory(i, 8);
                if (((bytes[0] == 0x4B) && (bytes[1] == 0xFF) && (bytes[2] == 0xBE) && (bytes[3] == 0x05) && (bytes[4] == 0x4B) && (bytes[5] == 0xFF) && (bytes[6] == 0xFC) && (bytes[7] == 0x98)))
                {
                    return i + 0xC;
                }
            }
            return 0;
        }

        public static void Enable_RPC()
        {
            /*

             Here is the PPC function that gets written into memory, at the address of the fog function

                stdu      r1, -0x70(r1)
                mflr      r0
                std       r0, 0x80(r1)
                lis       r3, 0x1005
                lwz       r12, 0x4C(r3)
                cmpwi     r12, 0
                beq       0x64          #local return
                lwz       r4, 4(r3)
                lwz       r5, 8(r3)
                lwz       r6, 0xC(r3)
                lwz       r7, 0x10(r3)
                lwz       r8, 0x14(r3)
                lwz       r9, 0x18(r3)
                lwz       r10, 0x1C(r3)
                lwz       r11, 0x20(r3)
                lfs       f1, 0x24(r3)
                lfs       f2, 0x28(r3)
                lfs       f3, 0x2C(r3)
                lfs       f4, 0x30(r3)
                lfs       f5, 0x34(r3)
                lfs       f6, 0x38(r3)
                lfs       f7, 0x3C(r3)
                lfs       f8, 0x40(r3)
                lfs       f9, 0x48(r3)
                lwz       r3, 0(r3)
                mtctr     r12
                bctrl
                lis       r4, 0x1005
                li        r5, 0
                stw       r5, 0x4C(r4)
                lwz       r3, 0x50(r4)
                ld        r0, arg_80(r1)    #here's what the local return branch goes to
                mtlr      r0
                addi      r1, r1, 0x70
                blr

            */

            PS3.SetMemory(function_address, new byte[] { 0x4E, 0x80, 0x00, 0x20 });
            System.Threading.Thread.Sleep(20);
            byte[] func = new byte[] { 0x7C, 0x08, 0x02, 0xA6, 0xF8, 0x01, 0x00, 0x80, 0x3C, 0x60, 0x10, 0x05, 0x81, 0x83, 0x00, 0x4C, 0x2C, 0x0C, 0x00, 0x00, 0x41, 0x82, 0x00, 0x64, 0x80, 0x83, 0x00, 0x04, 0x80, 0xA3, 0x00, 0x08, 0x80, 0xC3, 0x00, 0x0C, 0x80, 0xE3, 0x00, 0x10, 0x81, 0x03, 0x00, 0x14, 0x81, 0x23, 0x00, 0x18, 0x81, 0x43, 0x00, 0x1C, 0x81, 0x63, 0x00, 0x20, 0xC0, 0x23, 0x00, 0x24, 0xC0, 0x43, 0x00, 0x28, 0xC0, 0x63, 0x00, 0x2C, 0xC0, 0x83, 0x00, 0x30, 0xC0, 0xA3, 0x00, 0x34, 0xC0, 0xC3, 0x00, 0x38, 0xC0, 0xE3, 0x00, 0x3C, 0xC1, 0x03, 0x00, 0x40, 0xC1, 0x23, 0x00, 0x48, 0x80, 0x63, 0x00, 0x00, 0x7D, 0x89, 0x03, 0xA6, 0x4E, 0x80, 0x04, 0x21, 0x3C, 0x80, 0x10, 0x05, 0x38, 0xA0, 0x00, 0x00, 0x90, 0xA4, 0x00, 0x4C, 0x80, 0x64, 0x00, 0x50, 0xE8, 0x01, 0x00, 0x80, 0x7C, 0x08, 0x03, 0xA6, 0x38, 0x21, 0x00, 0x70, 0x4E, 0x80, 0x00, 0x20, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0x00, 0x00, 0x00 };
            PS3.SetMemory(function_address + 0x4, func);
            PS3.SetMemory(0x10050000, new byte[0x2854]);
            PS3.SetMemory(function_address, new byte[] { 0xF8, 0x21, 0xFF, 0x91 });
        }

        public static int Call(uint func_address, params object[] parameters)
        {
            int num_params = parameters.Length;
            uint num_floats = 0;
            for (uint i = 0; i < num_params; i++)
            {
                if (parameters[i] is int)
                {
                    byte[] val = BitConverter.GetBytes((int)parameters[i]);
                    Array.Reverse(val);
                    PS3.SetMemory(0x10050000 + (i + num_floats) * 4, val);
                }
                else if (parameters[i] is uint)
                {
                    byte[] val = BitConverter.GetBytes((uint)parameters[i]);
                    Array.Reverse(val);
                    PS3.SetMemory(0x10050000 + (i + num_floats) * 4, val);
                }
                else if (parameters[i] is string)
                {
                    byte[] str = Encoding.UTF8.GetBytes(Convert.ToString(parameters[i]) + "\0");
                    PS3.SetMemory(0x10050054 + i * 0x400, str);
                    uint addr = 0x10050054 + i * 0x400;
                    byte[] address = BitConverter.GetBytes(addr);
                    Array.Reverse(address);
                    PS3.SetMemory(0x10050000 + (i + num_floats) * 4, address);
                }
                else if (parameters[i] is float)
                {
                    num_floats++;
                    byte[] val = BitConverter.GetBytes((float)parameters[i]);
                    Array.Reverse(val);
                    PS3.SetMemory(0x10050024 + ((num_floats - 1) * 0x4), val);
                }
            }
            byte[] fadd = BitConverter.GetBytes(func_address);
            Array.Reverse(fadd);
            PS3.SetMemory(0x1005004C, fadd);
            System.Threading.Thread.Sleep(20);
            byte[] ret = PS3.GetMemory(0x10050050, 4);
            Array.Reverse(ret);
            return BitConverter.ToInt32(ret, 0);
        }
    }
}