🦼 bug

Cargo.lock

@@ -17,14 +17,6 @@ version = "2.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b048fb63fd8b5923fc5aa7b340d8e156aec7ec02f0c78fa8a6ddc2613f6f71de"
 
-[[package]]
-name = "camellya-patch"
-version = "0.1.0"
-dependencies = [
- "ilhook",
- "windows",
-]
-
 [[package]]
 name = "iced-x86"
 version = "1.21.0"
@@ -49,6 +41,14 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "interceptor-rs"
+version = "0.1.0"
+source = "git+https://git.xeondev.com/xavo95/interceptor-rs.git#282da6f98b8e4a4e9844422343d4ce11606c9de6"
+dependencies = [
+ "ilhook",
+]
+
 [[package]]
 name = "lazy_static"
 version = "1.5.0"
@@ -87,9 +87,9 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.11.0"
+version = "1.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38200e5ee88914975b69f657f0801b6f6dccafd44fd9326302a4aaeecfacb1d8"
+checksum = "b544ef1b4eac5dc2db33ea63606ae9ffcfac26c1416a2806ae0bf5f56b201191"
 dependencies = [
  "aho-corasick",
  "memchr",
@@ -151,6 +151,23 @@ version = "1.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e91b56cd4cadaeb79bbf1a5645f6b4f8dc5bde8834ad5894a8db35fda9efa1fe"
 
+[[package]]
+name = "wicked-waifus-win-patch"
+version = "0.1.0"
+dependencies = [
+ "ilhook",
+ "interceptor-rs",
+ "regex",
+ "widestring",
+ "windows",
+]
+
+[[package]]
+name = "widestring"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7219d36b6eac893fa81e84ebe06485e7dcbb616177469b142df14f1f4deb1311"
+
 [[package]]
 name = "windows"
 version = "0.58.0"

Cargo.toml

@@ -1,10 +1,10 @@
 [package]
-name = "camellya-patch"
+name = "wicked-waifus-win-patch"
 version = "0.1.0"
 edition = "2021"
 
 [lib]
-name = "camellya"
+name = "wicked_waifus_win"
 crate-type = ["cdylib"]
 
 [features]
@@ -13,9 +13,14 @@ cn_beta_1_3_0 = []
 cn_live_1_3_0 = []
 os_live_1_3_0 = []
 enable-sdk = []
+only-sig-bypass = []
+regular = ["dep:regex", "dep:widestring"]
 
 [dependencies]
 ilhook = "2.1.1"
+interceptor-rs = { git = "https://git.xeondev.com/xavo95/interceptor-rs.git" }
+regex = {version = "1.11.1", optional = true}
+widestring = {version = "1.1.0", optional = true}
 windows = { version = "0.58.0", features = [
 	"Win32_Foundation",
 	"Win32_System_LibraryLoader",

README.md

@@ -1,6 +1,6 @@
-# camellya-patch
+# wicked-waifus-win-patch
 
-PAK files signature check bypass for Wuthering Waves 1.4 beta
+PAK files signature check bypass for the PC version of a certain game.
 
 ### How to use
 Just inject it at early startup.

build.bat

@@ -4,24 +4,34 @@ GOTO:MAIN
     SETLOCAL ENABLEDELAYEDEXPANSION
         cargo clean
         cargo build --release --no-default-features -F %~1
-        set features=%~1:,=-%
-        COPY target\release\camellya.dll build\camellya-%~1.dll
+        set features=%~1
+        set cleaned_features=%features:,=-%
+        COPY target\release\wicked_waifus_win.dll build\%~2\wicked-waifus-win-%cleaned_features%.dll
         cargo clean
     ENDLOCAL
 EXIT /B 0
 
+:buildAllVariants
+    SETLOCAL ENABLEDELAYEDEXPANSION
+        : Build for cn_beta_1_4_0
+        call:cargoReleaseBuild "cn_beta_1_4_0,%~1" %~1
+        : Build for cn_beta_1_3_0
+        call:cargoReleaseBuild "cn_beta_1_3_0,%~1" %~1
+        : Build for cn_live_1_3_0
+        call:cargoReleaseBuild "cn_live_1_3_0,%~1" %~1
+        : Build for os_live_1_3_0
+        call:cargoReleaseBuild "os_live_1_3_0,%~1" %~1
+    ENDLOCAL
+EXIT /B 0
+
 :MAIN
 if exist "build" rd /q /s "build"
 mkdir build
+mkdir build\regular
+mkdir build\only-sig-bypass
 cargo clean
 
-: Build for cn_beta_1_4_0
-call:cargoReleaseBuild cn_beta_1_4_0
-: Build for cn_beta_1_3_0
-call:cargoReleaseBuild cn_beta_1_3_0
-: Build for cn_live_1_3_0
-call:cargoReleaseBuild cn_live_1_3_0
-: Build for os_live_1_3_0
-call:cargoReleaseBuild os_live_1_3_0
+call:buildAllVariants regular
+call:buildAllVariants only-sig-bypass
 
-tar -acvf camellya-patch-win64.zip -C build .
+tar -acvf wicked-waifus-win-patch-win64.zip -C build .

src/extras.rs

@@ -0,0 +1,63 @@
+#![cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
+use std::sync::OnceLock;
+use std::thread;
+use std::time::Duration;
+
+use ilhook::x64::Registers;
+use windows::core::{PCSTR, PCWSTR};
+use windows::Win32::System::LibraryLoader::GetModuleHandleA;
+
+use crate::offsets::CONFIG;
+use crate::replacer::{GenericReplacer, Replacer};
+
+static CFG_SERVER_REPLACER: OnceLock<GenericReplacer> = OnceLock::new();
+
+pub(crate) fn configure_extras(interceptor: &mut interceptor_rs::Interceptor) {
+    let module = unsafe { GetModuleHandleA(PCSTR::null()) }.unwrap();
+    println!("Game base: {:X}", module.0 as usize);
+
+    interceptor
+        .attach((module.0 as usize) + CONFIG.kuro_http_get, on_kurohttp_get)
+        .unwrap();
+
+    let krsdk_ex = loop {
+        match unsafe { GetModuleHandleA(CONFIG.disable_sdk.sdk_dll) } {
+            Ok(handle) => break handle,
+            Err(_) => thread::sleep(Duration::from_millis(1)),
+        }
+    };
+
+    interceptor
+        .replace((krsdk_ex.0 as usize) + CONFIG.disable_sdk.eula_accept, dummy)
+        .unwrap();
+
+    interceptor
+        .replace((krsdk_ex.0 as usize) + CONFIG.disable_sdk.sdk_go_away, dummy)
+        .unwrap();
+}
+
+unsafe extern "win64" fn on_kurohttp_get(reg: *mut Registers, _: usize) {
+    let wstr = *((*reg).rcx as *const usize) as *mut u16;
+    let url = PCWSTR::from_raw(wstr).to_string().unwrap();
+    println!("HTTP GET: {url}");
+
+    let replacer = CFG_SERVER_REPLACER.get_or_init(|| {
+        GenericReplacer {
+            regex: regex::Regex::new(r#"^(?:https|http)://.*/([a-zA-Z0-9]{32}/index\.json)$"#).unwrap(),
+            replacement: std::env::var("CFG_SERVER_URL").unwrap_or("127.0.0.1:10001".to_string()),
+            scheme: std::env::var("CFG_SERVER_SCHEME").unwrap_or("http".to_string()),
+        }
+    });
+
+    if let Some(result) = replacer.replace(url.as_str()) {
+        println!("Redirecting to: {result}");
+        // TODO: Track https://doc.rust-lang.org/nightly/unstable-book/library-features/str-from-utf16-endian.html to replace widestring when stabilized
+        let new_url = widestring::U16CString::from_str(result.as_str()).unwrap();
+        let new_wstr = PCWSTR::from_raw(new_url.as_ptr());
+        std::ptr::copy_nonoverlapping(new_wstr.as_ptr(), wstr, new_wstr.as_wide().len() + 2);
+    };
+}
+
+unsafe extern "win64" fn dummy(_: *mut Registers, _: usize, _: usize) -> usize {
+    1
+}

src/interceptor.rs

@@ -1,50 +0,0 @@
-use ilhook::x64::{
-    CallbackOption, Hooker, HookFlags, HookPoint, HookType, JmpBackRoutine, RetnRoutine,
-};
-
-pub struct Interceptor {
-    pub hooks: Vec<HookPoint>,
-}
-
-impl Interceptor {
-    pub const fn new() -> Self {
-        Self { hooks: Vec::new() }
-    }
-
-    #[allow(dead_code)]
-    pub fn attach(
-        &mut self,
-        addr: usize,
-        routine: JmpBackRoutine,
-    ) -> Result<(), ilhook::HookError> {
-        let hooker = Hooker::new(
-            addr,
-            HookType::JmpBack(routine),
-            CallbackOption::None,
-            0,
-            HookFlags::empty(),
-        );
-
-        let hook_point = unsafe { hooker.hook() }?;
-        self.hooks.push(hook_point);
-        Ok(())
-    }
-
-    pub fn replace(
-        &mut self,
-        addr: usize,
-        routine: RetnRoutine,
-    ) -> Result<(), ilhook::HookError> {
-        let hooker = Hooker::new(
-            addr,
-            HookType::Retn(routine),
-            CallbackOption::None,
-            0,
-            HookFlags::empty(),
-        );
-
-        let hook_point = unsafe { hooker.hook() }?;
-        self.hooks.push(hook_point);
-        Ok(())
-    }
-}

src/lib.rs

@@ -2,17 +2,20 @@ use std::thread;
 use std::time::Duration;
 
 use ilhook::x64::Registers;
-use windows::core::{PCSTR, PCWSTR, w};
+use interceptor_rs::Interceptor;
+use windows::core::{PCSTR, PCWSTR};
 use windows::Win32::Foundation::HINSTANCE;
 use windows::Win32::System::Console;
 use windows::Win32::System::LibraryLoader::GetModuleHandleA;
 use windows::Win32::System::SystemServices::DLL_PROCESS_ATTACH;
 
-use interceptor::Interceptor;
 use offsets::CONFIG;
 
-mod interceptor;
 mod offsets;
+#[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
+mod replacer;
+#[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
+mod extras;
 
 fn thread_func() {
     unsafe { Console::AllocConsole() }.unwrap();
@@ -35,44 +38,14 @@ fn thread_func() {
         .replace((module.0 as usize) + CONFIG.f_pak_file_check, fpakfile_check_replacement)
         .unwrap();
 
-    let module = unsafe { GetModuleHandleA(PCSTR::null()) }.unwrap();
-    println!("Game base: {:X}", module.0 as usize);
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
+    extras::configure_extras(&mut interceptor);
 
-    interceptor
-        .attach((module.0 as usize) + CONFIG.kuro_http_get, on_kurohttp_get)
-        .unwrap();
-
-    let krsdk_ex = loop {
-        match unsafe { GetModuleHandleA(CONFIG.disable_sdk.sdk_dll) } {
-            Ok(handle) => break handle,
-            Err(_) => thread::sleep(Duration::from_millis(1)),
-        }
-    };
-
-    interceptor
-        .replace((krsdk_ex.0 as usize) + CONFIG.disable_sdk.eula_accept, dummy)
-        .unwrap();
-
-    interceptor
-        .replace((krsdk_ex.0 as usize) + CONFIG.disable_sdk.sdk_go_away, dummy)
-        .unwrap();
     println!("Successfully initialized!");
 
     thread::sleep(Duration::from_secs(u64::MAX));
 }
 
-unsafe extern "win64" fn on_kurohttp_get(reg: *mut Registers, _: usize) {
-    let wstr = *((*reg).rcx as *const usize) as *mut u16;
-    let url = PCWSTR::from_raw(wstr).to_string().unwrap();
-
-    println!("HTTP GET: {url}");
-    if url.ends_with("/index.json") {
-        println!("index.json requested, redirecting");
-        let new_wstr = w!("http://127.0.0.1:10001/index.json");
-        std::ptr::copy_nonoverlapping(new_wstr.as_ptr(), wstr, new_wstr.as_wide().len() + 2);
-    }
-}
-
 unsafe extern "win64" fn fpakfile_check_replacement(
     reg: *mut Registers,
     _: usize,
@@ -85,10 +58,6 @@ unsafe extern "win64" fn fpakfile_check_replacement(
     1
 }
 
-unsafe extern "win64" fn dummy(_: *mut Registers, _: usize, _: usize) -> usize {
-    1
-}
-
 #[no_mangle]
 unsafe extern "system" fn DllMain(_: HINSTANCE, call_reason: u32, _: *mut ()) -> bool {
     if call_reason == DLL_PROCESS_ATTACH {

src/offsets.rs

@@ -1,7 +1,7 @@
-#[cfg(not(feature = "enable-sdk"))]
+#[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
 use windows::core::{PCSTR, s};
 
-#[cfg(not(feature = "enable-sdk"))]
+#[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
 pub(crate) struct DisableSdkConfiguration {
     pub(crate) sdk_dll: PCSTR,
     pub(crate) eula_accept: usize,
@@ -11,8 +11,9 @@ pub(crate) struct DisableSdkConfiguration {
 pub(crate) struct InjectConfiguration {
     pub(crate) f_pak_file_check: usize,
     pub(crate) f_pak_file_check_preamble: u64,
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
     pub(crate) kuro_http_get: usize,
-    #[cfg(not(feature = "enable-sdk"))]
+    #[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
     pub(crate) disable_sdk: DisableSdkConfiguration,
 }
 
@@ -20,8 +21,9 @@ pub(crate) struct InjectConfiguration {
 pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
     f_pak_file_check: 0x3E37D90, // 0x3E37D90
     f_pak_file_check_preamble: 0x8148574157565340,
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
     kuro_http_get: 0xFE9E00,
-    #[cfg(not(feature = "enable-sdk"))]
+    #[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
     disable_sdk: DisableSdkConfiguration{
         sdk_dll: s!("KRSDKEx.dll"),
         eula_accept: 0x4A6D0,
@@ -33,8 +35,9 @@ pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
 pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
     f_pak_file_check: 0x3D2F460,
     f_pak_file_check_preamble: 0x8148574157565340,
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
     kuro_http_get: 0xFC8CF0,
-    #[cfg(not(feature = "enable-sdk"))]
+    #[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
     disable_sdk: DisableSdkConfiguration{
         sdk_dll: s!("KRSDKEx.dll"),
         eula_accept: 0x4A690,
@@ -46,8 +49,9 @@ pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
 pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
     f_pak_file_check: 0x3D35DF0,
     f_pak_file_check_preamble: 0x8148574157565340,
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
     kuro_http_get: 0xFC9900,
-    #[cfg(not(feature = "enable-sdk"))]
+    #[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
     disable_sdk: DisableSdkConfiguration{
         sdk_dll: s!("KRSDKEx.dll"),
         eula_accept: 0x4A690,
@@ -59,11 +63,12 @@ pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
 pub(crate) const CONFIG: InjectConfiguration = InjectConfiguration {
     f_pak_file_check: 0x3CDC430,
     f_pak_file_check_preamble: 0x8148574157565340,
+    #[cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
     kuro_http_get: 0xFC6C20,
-    #[cfg(not(feature = "enable-sdk"))]
+    #[cfg(all(not(feature = "enable-sdk"), not(feature = "only-sig-bypass"), feature = "regular"))]
     disable_sdk: DisableSdkConfiguration{
         sdk_dll: s!("KRSDK.dll"),
-        eula_accept: 0x94710,
-        sdk_go_away: 0x9FE10
+        eula_accept: 0x95440,
+        sdk_go_away: 0xA1280
     }
 };

src/replacer.rs

@@ -0,0 +1,30 @@
+#![cfg(all(not(feature = "only-sig-bypass"), feature = "regular"))]
+pub(crate) trait Replacer {
+    fn replace(&self, original: &str) -> Option<String>;
+}
+
+pub(crate) struct GenericReplacer {
+    pub(crate) regex: regex::Regex,
+    pub(crate) replacement: String,
+    pub(crate) scheme: String,
+}
+
+impl Replacer for GenericReplacer {
+    fn replace(&self, original: &str) -> Option<String> {
+        // Prepare output array
+        let mut results: Vec<String> = vec![];
+        // Perform the capture over input
+        for (_, [path]) in self.regex.captures_iter(original).map(|c| c.extract()) {
+            results.push(format!("{}://{}/{}", self.scheme, self.replacement, path));
+        }
+        // We are supposed to only parse one entry from text
+        if 1 == results.len() {
+            return Some(results.remove(0));
+        } else if results.is_empty() {
+            println!("No valid url match found so returning original url");
+        } else {
+            println!("Invalid number of entries parsed, expected 1, obtained {:?}", results.len());
+        }
+        None
+    }
+}