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110 | /**************************************************************************/
/* steam_tracker.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#if defined(STEAMAPI_ENABLED)
#include "steam_tracker.h"
// https://partner.steamgames.com/doc/sdk/api#initialization_and_shutdown
SteamTracker::SteamTracker() {
String path;
if (OS::get_singleton()->has_feature("linuxbsd")) {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("libsteam_api.so");
if (!FileAccess::exists(path)) {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("../lib").path_join("libsteam_api.so");
if (!FileAccess::exists(path)) {
return;
}
}
} else if (OS::get_singleton()->has_feature("windows")) {
if (OS::get_singleton()->has_feature("64")) {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("steam_api64.dll");
} else {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("steam_api.dll");
}
if (!FileAccess::exists(path)) {
return;
}
} else if (OS::get_singleton()->has_feature("macos")) {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("libsteam_api.dylib");
if (!FileAccess::exists(path)) {
path = OS::get_singleton()->get_executable_path().get_base_dir().path_join("../Frameworks").path_join("libsteam_api.dylib");
if (!FileAccess::exists(path)) {
return;
}
}
} else {
return;
}
Error err = OS::get_singleton()->open_dynamic_library(path, steam_library_handle);
if (err != OK) {
steam_library_handle = nullptr;
return;
}
print_verbose("Loaded SteamAPI library");
void *symbol_handle = nullptr;
err = OS::get_singleton()->get_dynamic_library_symbol_handle(steam_library_handle, "SteamAPI_InitFlat", symbol_handle, true); // Try new API, 1.59+.
if (err != OK) {
err = OS::get_singleton()->get_dynamic_library_symbol_handle(steam_library_handle, "SteamAPI_Init", symbol_handle); // Try old API.
if (err != OK) {
return;
}
steam_init_function = (SteamAPI_InitFunction)symbol_handle;
} else {
steam_init_flat_function = (SteamAPI_InitFlatFunction)symbol_handle;<--- C-style pointer casting [+]C-style pointer casting detected. C++ offers four different kinds of casts as replacements: static_cast, const_cast, dynamic_cast and reinterpret_cast. A C-style cast could evaluate to any of those automatically, thus it is considered safer if the programmer explicitly states which kind of cast is expected. See also: https://www.securecoding.cert.org/confluence/display/cplusplus/EXP05-CPP.+Do+not+use+C-style+casts.
}
err = OS::get_singleton()->get_dynamic_library_symbol_handle(steam_library_handle, "SteamAPI_Shutdown", symbol_handle);
if (err != OK) {
return;
}
steam_shutdown_function = (SteamAPI_ShutdownFunction)symbol_handle;
if (steam_init_flat_function) {
char err_msg[1024] = {};
steam_initalized = (steam_init_flat_function(&err_msg[0]) == SteamAPIInitResult_OK);
} else if (steam_init_function) {
steam_initalized = steam_init_function();
}
}
SteamTracker::~SteamTracker() {
if (steam_shutdown_function && steam_initalized) {
steam_shutdown_function();
}
if (steam_library_handle) {
OS::get_singleton()->close_dynamic_library(steam_library_handle);
}
}
#endif // STEAMAPI_ENABLED
|