trigger-patch/launcher/src/main.rs
2025-03-10 23:18:09 +03:00

101 lines
2.8 KiB
Rust

use std::ffi::CString;
use windows::core::{s, PCSTR};
use windows::Win32::Foundation::{CloseHandle, GetLastError, HANDLE};
use windows::Win32::System::Diagnostics::Debug::WriteProcessMemory;
use windows::Win32::System::LibraryLoader::{GetModuleHandleA, GetProcAddress};
use windows::Win32::System::Memory::{
VirtualAllocEx, VirtualFreeEx, MEM_COMMIT, MEM_RELEASE, MEM_RESERVE, PAGE_READWRITE,
};
use windows::Win32::System::Threading::{
CreateProcessA, CreateRemoteThread, ResumeThread, WaitForSingleObject, CREATE_SUSPENDED,
PROCESS_INFORMATION, STARTUPINFOA,
};
const GAME_EXECUTABLE: PCSTR = s!("ZenlessZoneZero.exe");
const INJECT_DLL: &str = "trigger.dll";
fn inject_standard(h_target: HANDLE, dll_path: &str) -> bool {
unsafe {
let loadlib = GetProcAddress(
GetModuleHandleA(s!("kernel32.dll")).unwrap(),
s!("LoadLibraryA"),
)
.unwrap();
let dll_path_cstr = CString::new(dll_path).unwrap();
let dll_path_addr = VirtualAllocEx(
h_target,
None,
dll_path_cstr.to_bytes_with_nul().len(),
MEM_COMMIT | MEM_RESERVE,
PAGE_READWRITE,
);
if dll_path_addr.is_null() {
println!("VirtualAllocEx failed. Last error: {:?}", GetLastError());
return false;
}
WriteProcessMemory(
h_target,
dll_path_addr,
dll_path_cstr.as_ptr() as _,
dll_path_cstr.to_bytes_with_nul().len(),
None,
)
.unwrap();
let h_thread = CreateRemoteThread(
h_target,
None,
0,
Some(std::mem::transmute(loadlib)),
Some(dll_path_addr),
0,
None,
)
.unwrap();
WaitForSingleObject(h_thread, 0xFFFFFFFF);
VirtualFreeEx(h_target, dll_path_addr, 0, MEM_RELEASE).unwrap();
CloseHandle(h_thread).unwrap();
true
}
}
fn main() {
let current_dir = std::env::current_dir().unwrap();
let dll_path = current_dir.join(INJECT_DLL);
if !dll_path.is_file() {
println!("{INJECT_DLL} not found");
return;
}
let mut proc_info = PROCESS_INFORMATION::default();
let mut startup_info = STARTUPINFOA::default();
unsafe {
CreateProcessA(
GAME_EXECUTABLE,
None,
None,
None,
false,
CREATE_SUSPENDED,
None,
None,
&mut startup_info,
&mut proc_info,
)
.unwrap();
if inject_standard(proc_info.hProcess, dll_path.to_str().unwrap()) {
ResumeThread(proc_info.hThread);
}
CloseHandle(proc_info.hThread).unwrap();
CloseHandle(proc_info.hProcess).unwrap();
}
}