Fixed late hooking

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.24)
 
-project(SmokeAPI VERSION 3.1.3)
+project(SmokeAPI VERSION 3.1.5)
 
 include(KoalaBox/cmake/KoalaBox.cmake)
 if(CMAKE_BUILD_TYPE STREQUAL "Debug")

README.md

@@ -82,7 +82,7 @@ If that didn't work, refer to the _Troubleshooting_ section below.
 ### 🪝 Hook mode
 
 - Download the [latest SmokeAPI release zip].
-- From this downloaded zip extract `SmokeAPI32.dll` or `SmokeAPI64.dll`, depending on a game's bitness.
+- From this downloaded zip extract `smoke_api32.dll` or `smoke_api64.dll`, depending on a game's bitness.
 - Rename the unzipped DLL to `version.dll`.
 - Place this `version.dll` next to the game's `.exe` file.
 
@@ -99,8 +99,8 @@ For example, assuming that the game loads `winmm.dll`:
     - Place `winmm.dll` next to the game's `.exe` file.
 - Install SmokeAPI
     - Download the [latest SmokeAPI release zip].
-    - From this downloaded zip extract `SmokeAPI32.dll` or `SmokeAPI64.dll`, depending on a game's bitness.
+    - From this downloaded zip extract `smoke_api32.dll` or `smoke_api64.dll`, depending on a game's bitness.
-    - Place `SmokeAPI32.dll` or `SmokeAPI64.dll` next to the game's `.exe` file.
+    - Place `smoke_api32.dll` or `smoke_api64.dll` next to the game's `.exe` file.
 
 #### 🪝 Hook mode with Special K
 
@@ -111,7 +111,7 @@ In such cases, it might be worth trying [Special K], which can inject SmokeAPI a
 
 - Find a `steam_api.dll` or `steam_api64.dll` file in game directory, and rename it to `steam_api_o.dll` or `steam_api64_o.dll`.
 - Download the [latest SmokeAPI release zip].
-- From this downloaded zip extract `SmokeAPI32.dll` or `SmokeAPI64.dll`, depending on a game's bitness.
+- From this downloaded zip extract `smoke_api32.dll` or `smoke_api64.dll`, depending on a game's bitness.
 - Rename this extracted DLL to `steam_api.dll` or `steam_api64.dll`, depending on a game's bitness.
 - Place this renamed unlocker DLL next to the `steam_api_o.dll` or `steam_api64_o.dll` file.
 
@@ -309,6 +309,7 @@ This project makes use of the following open source projects:
 - [pantor/inja](https://github.com/pantor/inja)
 - [bshoshany/thread-pool](https://github.com/bshoshany/thread-pool)
 - [batterycenter/embed](https://github.com/batterycenter/embed)
+- [serge1/ELFIO](https://github.com/serge1/ELFIO)
 
 ## 📄 License
 

src/smoke_api/smoke_api.cpp

@@ -42,6 +42,7 @@ namespace {
     namespace kb = koalabox;
 
     void* original_steamapi_handle = nullptr;
+    bool is_hook_mode;
 
     std::set<std::string> find_steamclient_versions(void* steamapi_handle) {
         if(!steamapi_handle) {
@@ -80,13 +81,19 @@ namespace {
 #endif
     }
 
+    // ReSharper disable once CppDFAConstantFunctionResult
     bool on_steamclient_loaded(void* steamclient_handle) {
-        static const auto CreateInterface$ = KB_MOD_GET_FUNC(steamclient_handle, CreateInterface);
+        KB_HOOK_DETOUR_MODULE(CreateInterface, steamclient_handle);
 
-        auto* steamapi_handle = original_steamapi_handle
+        if(!is_hook_mode) {
-                                    ? original_steamapi_handle
+            return true;
-                                    : kb::lib::get_library_handle(STEAM_API_MODULE);
+        }
-        if(steamapi_handle) {
+
+        // Check for late hooking
+
+        static const auto CreateInterface$ = KB_LIB_GET_FUNC(steamclient_handle, CreateInterface);
+
+        if(auto* steamapi_handle = kb::lib::get_library_handle(STEAM_API_MODULE)) {
             // SteamAPI might have been initialized.
             // Hence, we need to query SteamClient interfaces and hook them if needed.
             const auto steamclient_versions = find_steamclient_versions(steamapi_handle);
@@ -101,15 +108,11 @@ namespace {
             }
         }
 
-        KB_HOOK_DETOUR_MODULE(CreateInterface, steamclient_handle);
-
         return true;
     }
 
     void init_lib_monitor() {
-        kb::lib_monitor::init_listener(
+        kb::lib_monitor::init_listener({{STEAMCLIENT_DLL, on_steamclient_loaded}});
-            {{STEAMCLIENT_DLL, on_steamclient_loaded}}
-        );
     }
 }
 
@@ -133,7 +136,7 @@ namespace smoke_api {
             const auto exe_name = kb::path::to_str(exe_path.filename());
 
             LOG_DEBUG("Process name: '{}' [{}-bit]", exe_name, kb::util::BITNESS);
-            LOG_DEBUG("Self handle: {}", module_handle);
+            LOG_DEBUG("Self name: '{}'", kb::path::to_str(kb::lib::get_fs_path(module_handle).filename()));
 
             // We need to hook functions in either mode
             kb::hook::init(true);
@@ -141,17 +144,16 @@ namespace smoke_api {
             if(kb::hook::is_hook_mode(module_handle, STEAM_API_MODULE)) {
                 LOG_INFO("Detected hook mode");
 
+                is_hook_mode = true;
                 init_lib_monitor();
             } else {
                 LOG_INFO("Detected proxy mode");
 
+                is_hook_mode = true;
                 init_lib_monitor();
 
                 const auto self_path = kb::paths::get_self_dir();
-                original_steamapi_handle = kb::lib::load_original_library(
+                original_steamapi_handle = kb::lib::load_original_library(self_path, STEAM_API_MODULE);
-                    self_path,
-                    STEAM_API_MODULE
-                );
             }
 
             LOG_INFO("Initialization complete");

src/steam_api/steam_interfaces.cpp

@@ -218,7 +218,7 @@ namespace steam_interfaces {
             // Map virtual hook map to a set of keys
             const auto prefixes = std::views::keys(virtual_hook_map) | std::ranges::to<std::set>();
 
-            const auto CreateInterface$ = KB_MOD_GET_FUNC(steamclient_handle, CreateInterface);
+            const auto CreateInterface$ = KB_LIB_GET_FUNC(steamclient_handle, CreateInterface);
 
             DECLARE_ARGS();
             THIS = CreateInterface$(steam_client_interface_version.c_str(), nullptr);

sync.json

@@ -8,7 +8,7 @@
     "sdk_dll_names": "`steam_api.dll` or `steam_api64.dll`",
     "sdk_dll_orig_names": "`steam_api_o.dll` or `steam_api64_o.dll`",
     "show_3rd_party_point": true,
-    "unlocker_dll_names": "`SmokeAPI32.dll` or `SmokeAPI64.dll`",
+    "unlocker_dll_names": "`smoke_api32.dll` or `smoke_api64.dll`",
     "config_filename": "SmokeAPI.config.json",
     "github_repo_url": "https://github.com/acidicoala/SmokeAPI",
     "forum_topic_url": "https://cs.rin.ru/forum/viewtopic.php?p=2597932#p2597932",