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[WIP] Linux support

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acidicoala
2025-09-13 01:16:21 +05:00
parent b102faa287
commit 69e7af6dae
13 changed files with 129 additions and 71 deletions
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3
.clang-tidy
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@@ -70,4 +70,5 @@ misc-*,
-readability-function-cognitive-complexity,
-*-include-cleaner,
-*-lambda-function-name,
-*-err58-cpp'
-*-err58-cpp,
-*-misplaced-const'

71
CMakeLists.txt
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@@ -7,11 +7,6 @@ include(KoalaBox/cmake/KoalaBox.cmake)
add_subdirectory(KoalaBox)
add_subdirectory(tools)
set_32_and_64(STEAMAPI_DLL steam_api)
set_32_and_64(STEAMCLIENT_DLL steamclient)
set_32_and_64(STEAM_API_DLL steam_api steam_api64)
set_32_and_64(SMOKEAPI_DLL SmokeAPI32 SmokeAPI64)
configure_build_config(extra_build_config)
set(SMOKE_API_STATIC_SOURCES
@@ -50,9 +45,22 @@ set(SMOKE_API_SOURCES
src/steam_api/steam_interfaces.cpp
src/steam_api/steam_interfaces.hpp
src/steamclient/steamclient.cpp
src/main.cpp
)
if(WIN32)
set_32_and_64(STEAM_API_MODULE steam_api)
set_32_and_64(STEAMCLIENT_DLL steamclient)
list(APPEND SMOKE_API_SOURCES src/main_win.cpp)
else()
set_32_and_64(LINUX_DIR linux32 linux64)
set(STEAM_API_MODULE libsteam_api)
set(STEAMCLIENT_DLL steamclient)
list(APPEND SMOKE_API_SOURCES src/main_linux.cpp)
endif()
set_32_and_64(SMOKE_API_FILENAME smoke_api32 smoke_api64)
### SmokeAPI interface
add_library(SmokeAPI_common INTERFACE)
@@ -73,15 +81,42 @@ target_link_libraries(SmokeAPI_static PUBLIC SmokeAPI::common)
### Shared SmokeAPI
add_library(SmokeAPI SHARED ${SMOKE_API_SOURCES} ${VERSION_RESOURCE})
add_library(SmokeAPI SHARED ${SMOKE_API_SOURCES})
target_link_libraries(SmokeAPI PUBLIC SmokeAPI::common)
set_target_properties(SmokeAPI PROPERTIES RUNTIME_OUTPUT_NAME ${SMOKEAPI_DLL})
set_target_properties(SmokeAPI PROPERTIES OUTPUT_NAME ${SMOKE_API_FILENAME})
configure_include_directories()
if(WIN32)
configure_version_resource(
TARGET SmokeAPI
FILE_DESC "Steamworks DLC unlocker"
ORIG_NAME ${SMOKEAPI_DLL}
ORIG_NAME ${SMOKE_API_FILENAME}
)
configure_include_directories()
configure_linker_exports(
TARGET SmokeAPI
HEADER_NAME "linker_exports_for_steam_api.h"
FORWARDED_DLL "${STEAM_API_MODULE}_o"
INPUT_SOURCES_DIR ""
DLL_FILES_GLOB "${CMAKE_CURRENT_SOURCE_DIR}/res/steamworks/*/binaries/${STEAM_API_MODULE}.dll"
)
configure_linker_exports(
TARGET SmokeAPI
HEADER_NAME "linker_exports_for_version.h"
FORWARDED_DLL "C:/Windows/System32/version.dll"
INPUT_SOURCES_DIR ""
DLL_FILES_GLOB "C:/Windows/System32/version.dll"
)
else()
configure_linker_exports(
TARGET SmokeAPI
HEADER_NAME "libsteam_api_exports.cpp"
FORWARDED_DLL "${STEAM_API_MODULE}_o.so"
DLL_FILES_GLOB "${CMAKE_CURRENT_SOURCE_DIR}/res/steamworks/*/binaries/${LINUX_DIR}/${STEAM_API_MODULE}.so"
INPUT_SOURCES_DIR ""
)
endif()
## https://github.com/batterycenter/embed
CPMAddPackage(
@@ -89,19 +124,3 @@ CPMAddPackage(
OPTIONS "B_PRODUCTION_MODE ON"
)
b_embed(SmokeAPI "res/interface_lookup.json")
configure_linker_exports(
TARGET SmokeAPI
HEADER_NAME "linker_exports_for_steam_api"
FORWARDED_DLL "${STEAMAPI_DLL}_o"
INPUT_SOURCES_DIR ""
DLL_FILES_GLOB "${CMAKE_CURRENT_SOURCE_DIR}/res/steamworks/*/binaries/${STEAM_API_DLL}.dll"
)
configure_linker_exports(
TARGET SmokeAPI
HEADER_NAME "linker_exports_for_version"
FORWARDED_DLL "C:/Windows/System32/version.dll"
INPUT_SOURCES_DIR ""
DLL_FILES_GLOB "C:/Windows/System32/version.dll"
)

2
KoalaBox

Submodule KoalaBox updated: 92749037d5...cbf46eba34

20
src/main_linux.cpp Normal file
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@@ -0,0 +1,20 @@
#include <dlfcn.h>
#include "smoke_api/smoke_api.hpp"
extern "C" void __attribute__((constructor)) on_loaded() {
// On linux we don't automatically get current module handle,
// hence we get it manually
Dl_info info;
if(dladdr(reinterpret_cast<void*>(&on_loaded), &info) && info.dli_fname) {
void* handle = dlopen(info.dli_fname, RTLD_NOW | RTLD_NOLOAD);
smoke_api::init(handle);
} else {
OutputDebugString("Initialization error: failed to get own module handle.");
DebugBreak();
}
}
extern "C" void __attribute__((destructor)) on_unloaded() {
smoke_api::shutdown();
}

0
src/main.cpp → src/main_win.cpp
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25
src/smoke_api/smoke_api.cpp
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@@ -7,10 +7,10 @@
#include <koalabox/hook.hpp>
#include <koalabox/loader.hpp>
#include <koalabox/logger.hpp>
#include <koalabox/module.hpp>
#include <koalabox/path.hpp>
#include <koalabox/paths.hpp>
#include <koalabox/util.hpp>
#include <koalabox/win.hpp>
#include "smoke_api.hpp"
@@ -41,16 +41,17 @@
namespace {
namespace kb = koalabox;
HMODULE original_steamapi_handle = nullptr;
void* original_steamapi_handle = nullptr;
std::set<std::string> find_steamclient_versions(const HMODULE steamapi_handle) {
std::set<std::string> versions;
const auto rdata = kb::win::get_pe_section_or_throw(steamapi_handle, ".rdata").to_string();
const auto rdata_section = kb::module::get_section_or_throw(steamapi_handle, kb::module::CONST_STR_SECTION);
const auto rdata = rdata_section.to_string();
const std::regex pattern(R"(SteamClient\d{3})");
auto matches_begin = std::sregex_iterator(rdata.begin(), rdata.end(), pattern);
auto matches_end = std::sregex_iterator();
const auto matches_begin = std::sregex_iterator(rdata.begin(), rdata.end(), pattern);
const auto matches_end = std::sregex_iterator();
for(std::sregex_iterator i = matches_begin; i != matches_end; ++i) {
versions.insert(i->str());
@@ -60,16 +61,16 @@ namespace {
}
// ReSharper disable once CppDFAConstantFunctionResult
bool on_steamclient_loaded(const HMODULE steamclient_handle) noexcept {
bool on_steamclient_loaded(const HMODULE steamclient_handle) {
auto* const steamapi_handle = original_steamapi_handle
? original_steamapi_handle
: GetModuleHandle(TEXT(STEAMAPI_DLL));
: kb::module::get_library_handle(TEXT(STEAMAPI_DLL));
if(!steamapi_handle) {
LOG_ERROR("{} -> {} is not loaded", __func__, STEAMAPI_DLL);
return true;
}
static const auto CreateInterface$ = KB_WIN_GET_PROC(steamclient_handle, CreateInterface);
static const auto CreateInterface$ = KB_MOD_GET_FUNC(steamclient_handle, CreateInterface);
const auto steamclient_versions = find_steamclient_versions(steamapi_handle);
for(const auto& steamclient_version : steamclient_versions) {
@@ -110,7 +111,7 @@ namespace smoke_api {
LOG_INFO("{} v{} | Built at '{}'", PROJECT_NAME, PROJECT_VERSION, __TIMESTAMP__);
LOG_DEBUG("Parsed config:\n{}", nlohmann::ordered_json(config::instance).dump(2));
const auto exe_path = kb::win::get_module_path(nullptr);
const auto exe_path = kb::module::get_fs_path(nullptr);
const auto exe_name = kb::path::to_str(exe_path.filename());
LOG_DEBUG("Process name: '{}' [{}-bit]", exe_name, kb::util::BITNESS);
@@ -136,14 +137,14 @@ namespace smoke_api {
LOG_INFO("Initialization complete");
} catch(const std::exception& e) {
kb::util::panic(fmt::format("Initialization error: {}", e.what()));
kb::util::panic(std::format("Initialization error: {}", e.what()));
}
}
void shutdown() {
try {
if(original_steamapi_handle != nullptr) {
kb::win::free_library(original_steamapi_handle);
kb::module::unload_library(original_steamapi_handle);
original_steamapi_handle = nullptr;
}
@@ -160,7 +161,7 @@ namespace smoke_api {
AppId_t get_app_id() {
try {
const auto app_id_str = kb::win::get_env_var("SteamAppId");
const auto app_id_str = kb::util::get_env_var("SteamAppId");
static auto app_id = std::stoi(app_id_str);
return app_id;
} catch(const std::exception& e) {

17
src/steam_api/steam_interfaces.cpp
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@@ -1,13 +1,13 @@
#include <ranges>
#include <set>
#include <battery/embed.hpp>
#include <koalabox/hook.hpp>
#include <koalabox/logger.hpp>
#include <koalabox/win.hpp>
#include "steam_api/steam_interfaces.hpp"
#include "koalabox/module.hpp"
#include "smoke_api/smoke_api.hpp"
#include "smoke_api/steamclient/steamclient.hpp"
#include "virtuals/steam_api_virtuals.hpp"
@@ -210,7 +210,7 @@ namespace steam_interfaces {
const auto prefixes = std::views::keys(virtual_hook_map) | std::ranges::to<std::set>();
// Prepare HSteamPipe and HSteamUser
const auto CreateInterface$ = KB_WIN_GET_PROC(steamclient_handle, CreateInterface);
const auto CreateInterface$ = KB_MOD_GET_FUNC(steamclient_handle, CreateInterface);
const auto* const THIS = CreateInterface$(steam_client_interface_version.c_str(), nullptr);
hook_virtuals(THIS, steam_client_interface_version);
@@ -223,12 +223,13 @@ namespace steam_interfaces {
constexpr auto steam_pipe = 1;
constexpr auto steam_user = 1;
const bool should_hook = std::ranges::any_of(
prefixes,
[&](const auto& prefix) {
return std::ranges::starts_with(interface_version, prefix);
bool should_hook = false;
for(const auto& prefix : prefixes) {
if(interface_version.starts_with(prefix)) {
should_hook = true;
break;
}
}
);
if(not should_hook) {
continue;

10
static/smoke_api/interfaces/steam_apps.cpp
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@@ -18,7 +18,7 @@ namespace {
std::set<uint32_t> fully_fetched; // NOLINT(cert-err58-cpp)
std::string get_app_id_log(const uint32_t app_id) {
return app_id ? fmt::format("App ID: {:>8}, ", app_id) : "";
return app_id ? std::format("App ID: {:>8}, ", app_id) : "";
}
/**
@@ -176,9 +176,11 @@ namespace smoke_api::steam_apps {
*pDlcId = dlc.get_id();
*pbAvailable = config::is_dlc_unlocked(app_id, *pDlcId, is_originally_unlocked);
auto name = dlc.get_name();
name = name.substr(0, cchNameBufferSize + 1);
memcpy_s(pchName, cchNameBufferSize, name.c_str(), name.size());
const auto& name = dlc.get_name();
const auto bytes_to_copy = std::min(static_cast<size_t>(cchNameBufferSize - 1), name.size());
std::memcpy(pchName, name.c_str(), bytes_to_copy);
pchName[bytes_to_copy] = '\0'; // Ensure null-termination
};
if(app_dlcs.contains(app_id)) {

2
static/smoke_api/interfaces/steam_inventory.cpp
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@@ -216,7 +216,7 @@ namespace smoke_api::steam_inventory {
try {
const auto success = original_function();
LOG_DEBUG("{} -> Handle: {}", function_name, fmt::ptr(pResultHandle));
LOG_DEBUG("{} -> Handle: {}", function_name, static_cast<void*>(pResultHandle));
if(success && pInstanceIDs != nullptr) {
for(int i = 0; i < unCountInstanceIDs; i++) {

10
static/smoke_api/types.hpp
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@@ -42,15 +42,17 @@
* have to omit it from the function signature.
*
* The macros below implement the above-mentioned considerations.
* Also, note the ## prefix before __VA_ARGS__. This enables a GCC extension
* which strips trailing comma if __VA_ARGS__ is empty.
*/
#ifdef _WIN64
#define PARAMS(...) const void* RCX, __VA_ARGS__
#define ARGS(...) RCX, __VA_ARGS__
#define PARAMS(...) const void* RCX, ##__VA_ARGS__
#define ARGS(...) RCX, ##__VA_ARGS__
#define THIS RCX
#define DECLARE_EDX()
#else
#define PARAMS(...) const void* ECX, const void* EDX, __VA_ARGS__
#define ARGS(...) ECX, EDX, __VA_ARGS__
#define PARAMS(...) const void* ECX, const void* EDX, ##__VA_ARGS__
#define ARGS(...) ECX, EDX, ##__VA_ARGS__
#define THIS ECX
#define DECLARE_EDX() const void* EDX = nullptr;
#endif

18
tools/src/steamworks_downloader.cpp
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@@ -49,11 +49,23 @@ namespace {
return unzip_dir / "headers/steam" / fs::path(name).filename();
}
if(name.starts_with("sdk/redistributable_bin/") && name.ends_with(".dll") &&
name.find("steam_api") != std::string::npos) {
// Windows binaries
if(
name.starts_with("sdk/redistributable_bin/") &&
name.ends_with(".dll") &&
name.contains("steam_api")
) {
return unzip_dir / "binaries" / fs::path(name).filename();
}
// Linux binaries
if(
name.starts_with("sdk/redistributable_bin/linux") &&
name.ends_with("libsteam_api.so")
) {
return unzip_dir / "binaries" / name.substr(name.find("linux"));
}
return fs::path();
}
);
@@ -84,7 +96,7 @@ namespace {
* A tool for downloading Steamworks SDK and unpacking its headers and binaries
* for further processing by other tools.
*/
int wmain(const int argc, const wchar_t** argv) { // NOLINT(*-use-internal-linkage)
int MAIN(const int argc, const TCHAR* argv[]) { // NOLINT(*-use-internal-linkage)
if(argc == 1) {
print_help();
return 0;

14
tools/src/steamworks_parser.cpp
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@@ -37,9 +37,9 @@ namespace {
kb::parser::walk(
root,
[&](const auto& current_node) {
[&](const ts::Node& current_node) {
const auto current_type = current_node.getType();
const auto current_value = current_node.getSourceRange(source);
// const auto current_value = current_node.getSourceRange(source);
const auto current_sexpr = current_node.getSExpr();
if(current_type == "class_specifier") {
@@ -101,7 +101,7 @@ namespace {
if(preproc_node.getType() == "preproc_arg") {
const auto quoted_version = preproc_node.getSourceRange(source);
const auto trimmed_version = koalabox::str::trim(quoted_version);
const auto trimmed_version = koalabox::str::trim(std::string(quoted_version));
interface_version = unquote_if_quoted(trimmed_version);
LOG_DEBUG("Interface version: {}", interface_version);
@@ -161,7 +161,7 @@ namespace {
// Go over each file in headers directory
for(const auto& entry : fs::directory_iterator(headers_dir)) {
if(const auto& header_path = entry.path(); header_path.extension() == ".h") {
const auto task = pool.submit_task(
const auto task = pool.submit_task( // NOLINT(*-unused-local-non-trivial-variable)
[&, header_path] {
try {
LOG_DEBUG("Parsing header: {}", kb::path::to_str(header_path));
@@ -227,7 +227,7 @@ namespace {
* Optionally accepts a list of folder names that filters which sdk versions will be parsed.
* No list means all versions will be parsed.
*/
int wmain(const int argc, const wchar_t* argv[]) { // NOLINT(*-use-internal-linkage)
int MAIN(const int argc, const TCHAR* argv[]) { // NOLINT(*-use-internal-linkage)
try {
koalabox::logger::init_console_logger();
@@ -242,7 +242,7 @@ int wmain(const int argc, const wchar_t* argv[]) { // NOLINT(*-use-internal-link
const auto steamworks_dir = fs::path("steamworks");
if(!fs::exists(steamworks_dir)) {
throw std::exception("Expected to find 'steamworks' in current working directory.");
throw std::runtime_error("Expected to find 'steamworks' in current working directory.");
}
const auto start = std::chrono::steady_clock::now();
@@ -251,7 +251,7 @@ int wmain(const int argc, const wchar_t* argv[]) { // NOLINT(*-use-internal-link
const auto elapsed = duration_cast<std::chrono::seconds>(end - start);
LOG_INFO("Finished parsing steamworks in {} seconds", elapsed.count());
} catch(std::exception& e) {
} catch(const std::exception& e) {
LOG_CRITICAL("Error: {}", e.what());
return 1;
}