Initial Commit

.gitignore

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+build/
+.cache/
+compile_commands.json

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.4)
+
+project(PalServerInject)
+
+# Language Settings
+set(CMAKE_CXX_STANDARD 20)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
+
+add_executable(PalServerInject Launcher.cpp)

Launcher.cpp

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+#include <cstdio>
+#include <string>
+#include <windows.h>
+
+std::string ue4ss_dll_name = "UE4SS.dll";
+std::string palserver_exe_name = "PalServer-Win64-Test-Cmd.exe";
+
+int wmain(int argc, wchar_t *argv[ ]) {
+    std::string arguments;
+    for (int i = 1; i < argc; i++) {
+        std::wstring ws(argv[i]);
+        std::string arg(ws.begin(), ws.end());
+        arguments += std::string(" ") + arg;
+    }
+
+    std::string commandLine = palserver_exe_name + arguments;
+    printf("Starting as: %s\n", commandLine.c_str());
+
+
+    // Start PalServer .exe
+    STARTUPINFOA si = {.cb = sizeof si};
+    PROCESS_INFORMATION pi = {0};
+
+    ZeroMemory(&si, sizeof(si));
+    si.cb = sizeof(si);
+
+    ZeroMemory(&pi, sizeof(pi));
+
+    // Create process, but suspended
+    CreateProcessA(palserver_exe_name.c_str(), (char*)commandLine.c_str(), NULL, NULL, FALSE, CREATE_SUSPENDED, NULL, NULL, &si, &pi);
+
+    printf("Started PalServer (suspended)...\n");
+
+    // Inject
+    LPVOID alloc = VirtualAllocEx(pi.hProcess, NULL, ue4ss_dll_name.size(), MEM_RESERVE | MEM_COMMIT, PAGE_EXECUTE_READWRITE);
+    if (!alloc) {
+        printf("VirtualAllocEx failed.\n");
+        goto cleanup;
+    }
+
+    if (WriteProcessMemory(pi.hProcess, alloc, ue4ss_dll_name.c_str(), ue4ss_dll_name.size(), NULL) == 0) {
+        printf("WriteProcessMemory failed.\n");
+        goto free_and_cleanup;
+    }
+
+    HANDLE handle = CreateRemoteThread(pi.hProcess, NULL, 0, (LPTHREAD_START_ROUTINE)LoadLibraryA, alloc, 0, NULL);
+    if (!handle) {
+        printf("CreateRemoteThread failed.\n");
+        goto free_and_cleanup;
+    }
+
+    WaitForSingleObject(handle, 5000);
+    VirtualFreeEx(pi.hProcess, alloc, 0, MEM_RELEASE);
+    printf("DLL Injected...\n");
+
+    // Resume
+    ResumeThread(pi.hThread);
+    printf("Server should now be running!\n");
+
+    // Wait until child process exits.
+    WaitForSingleObject(pi.hProcess, INFINITE);
+    // Close process and thread handles.
+free_and_cleanup:
+    VirtualFreeEx(pi.hProcess, alloc, 0, MEM_RELEASE);
+cleanup:
+    CloseHandle(pi.hProcess);
+    CloseHandle(pi.hThread);
+    fflush(stdout);
+    return EXIT_SUCCESS;
+}

UE4SS_Signatures/FName_toString.lua

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+function Register()
+  return "48 89 5C 24 10 48 89 74 24 18 57 48 83 EC 20 80 3D ? ? ? ? ? 48 8B FA 8B 19 48 8B F1 74 09 48 8D ? ? ? ? ? EB 16 48 8D ? ? ? ? ? E8 ? ? ? ? 48 8B D0 C6 05 ? ? ? ? ? 8B CB 0F B7 C3 C1 E9 10 89 4C 24 30 89 44 24 34 48 8B 44 24 30 48 C1 E8 20 8D 1C 00 48 03 5C CA 10 48 8B CF"
+end
+
+function OnMatchFound(MatchAddress)
+  return MatchAddress
+end

UE4SS_Signatures/StaticConstructObject.lua

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+function Register()
+  return "48 89 5C 24 10 48 89 74 24 18 55 57 41 54 41 56 41 57 48 8D AC 24 30 FE FF FF 48 81 EC D0 02 00 00 48 8B ? ? ? ? ? 48 33 C4 48 89 85 C0 01 00 00 48 8B 31 48 8B D9 4C 8B 61 08 44 8B 79 18 F7 86 D4 00 00 00 80 00 00 10 74 7D 4C 8B 71 28 48 8D 79 28 4D 85 F6 74 2E 83 79 10 00 75 06 83 79 14 00 74 64 80 79 21 00 75 1C 4C 8B 41 10 45 8B CF 48 8B CE C6 44 24 20 00 49 8B D4 E8 ? ? ? ? 4C 3B F0 75 42 41 8B C7 C1 E8 12 F6 D0 A8 01 75 32 48 8D 44 24 40 C6 44 24 40 00 48 89 44 24 50"
+end
+
+function OnMatchFound(MatchAddress)
+  return MatchAddress
+end

cl_setup.sh

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+export PATH=~/Desktop/msvc-wine/msstuff/bin/x64:$PATH
+export CC=clang-cl
+export CXX=clang-cl
+
+export BIN=~/Desktop/msvc-wine/msstuff/bin/x64/
+
+source ~/Desktop/msvc-wine/msvcenv-native.sh
+
+cmake -B build -G Ninja -DCMAKE_EXPORT_COMPILE_COMMANDS=ON -DCMAKE_BUILD_TYPE=Release
+cmake --build build --config Release