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8cb77ac136
namespace sts::ams -> ams::exosphere, ams::. This is to facilitate future use of ams:: namespace code in mesosphere, as we'll want to include ams::util, ams::result, ams::svc...
303 lines
11 KiB
C++
303 lines
11 KiB
C++
/*
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* Copyright (c) 2018-2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <cstring>
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#include <strings.h>
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#include <switch.h>
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#include <stratosphere.hpp>
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#include <stratosphere/cfg.hpp>
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#include <stratosphere/pm.hpp>
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#include <stratosphere/util.hpp>
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namespace ams::cfg {
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namespace {
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/* Types. */
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struct OverrideKey {
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u64 key_combination;
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bool override_by_default;
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};
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struct HblOverrideConfig {
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OverrideKey override_key;
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ncm::TitleId title_id;
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bool override_any_app;
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};
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struct TitleSpecificOverrideConfig {
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OverrideKey override_key;
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OverrideKey cheat_enable_key;
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};
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/* Override globals. */
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OverrideKey g_default_override_key = {
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.key_combination = KEY_L,
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.override_by_default = true,
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};
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OverrideKey g_default_cheat_enable_key = {
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.key_combination = KEY_L,
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.override_by_default = true,
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};
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HblOverrideConfig g_hbl_override_config = {
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.override_key = {
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.key_combination = KEY_R,
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.override_by_default = false,
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},
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.title_id = ncm::TitleId::AppletPhotoViewer,
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.override_any_app = true,
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};
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char g_hbl_sd_path[0x100] = "/atmosphere/hbl.nsp";
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/* Helpers. */
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OverrideKey ParseOverrideKey(const char *value) {
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OverrideKey cfg = {};
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/* Parse on by default. */
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if (value[0] == '!') {
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cfg.override_by_default = true;
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value++;
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}
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/* Parse key combination. */
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if (strcasecmp(value, "A") == 0) {
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cfg.key_combination = KEY_A;
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} else if (strcasecmp(value, "B") == 0) {
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cfg.key_combination = KEY_B;
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} else if (strcasecmp(value, "X") == 0) {
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cfg.key_combination = KEY_X;
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} else if (strcasecmp(value, "Y") == 0) {
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cfg.key_combination = KEY_Y;
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} else if (strcasecmp(value, "LS") == 0) {
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cfg.key_combination = KEY_LSTICK;
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} else if (strcasecmp(value, "RS") == 0) {
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cfg.key_combination = KEY_RSTICK;
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} else if (strcasecmp(value, "L") == 0) {
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cfg.key_combination = KEY_L;
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} else if (strcasecmp(value, "R") == 0) {
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cfg.key_combination = KEY_R;
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} else if (strcasecmp(value, "ZL") == 0) {
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cfg.key_combination = KEY_ZL;
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} else if (strcasecmp(value, "ZR") == 0) {
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cfg.key_combination = KEY_ZR;
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} else if (strcasecmp(value, "PLUS") == 0) {
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cfg.key_combination = KEY_PLUS;
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} else if (strcasecmp(value, "MINUS") == 0) {
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cfg.key_combination = KEY_MINUS;
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} else if (strcasecmp(value, "DLEFT") == 0) {
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cfg.key_combination = KEY_DLEFT;
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} else if (strcasecmp(value, "DUP") == 0) {
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cfg.key_combination = KEY_DUP;
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} else if (strcasecmp(value, "DRIGHT") == 0) {
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cfg.key_combination = KEY_DRIGHT;
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} else if (strcasecmp(value, "DDOWN") == 0) {
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cfg.key_combination = KEY_DDOWN;
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} else if (strcasecmp(value, "SL") == 0) {
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cfg.key_combination = KEY_SL;
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} else if (strcasecmp(value, "SR") == 0) {
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cfg.key_combination = KEY_SR;
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}
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return cfg;
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}
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int LoaderIniHandler(void *user, const char *section, const char *name, const char *value) {
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/* Taken and modified, with love, from Rajkosto's implementation. */
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if (strcasecmp(section, "hbl_config") == 0) {
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if (strcasecmp(name, "title_id") == 0) {
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u64 override_tid = strtoul(value, NULL, 16);
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if (override_tid != 0) {
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g_hbl_override_config.title_id = {override_tid};
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}
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} else if (strcasecmp(name, "path") == 0) {
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while (*value == '/' || *value == '\\') {
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value++;
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}
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std::snprintf(g_hbl_sd_path, sizeof(g_hbl_sd_path) - 1, "/%s", value);
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g_hbl_sd_path[sizeof(g_hbl_sd_path) - 1] = '\0';
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} else if (strcasecmp(name, "override_key") == 0) {
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g_hbl_override_config.override_key = ParseOverrideKey(value);
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} else if (strcasecmp(name, "override_any_app") == 0) {
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if (strcasecmp(value, "true") == 0 || strcasecmp(value, "1") == 0) {
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g_hbl_override_config.override_any_app = true;
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} else if (strcasecmp(value, "false") == 0 || strcasecmp(value, "0") == 0) {
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g_hbl_override_config.override_any_app = false;
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} else {
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/* I guess we default to not changing the value? */
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}
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}
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} else if (strcasecmp(section, "default_config") == 0) {
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if (strcasecmp(name, "override_key") == 0) {
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g_default_override_key = ParseOverrideKey(value);
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} else if (strcasecmp(name, "cheat_enable_key") == 0) {
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g_default_cheat_enable_key = ParseOverrideKey(value);
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}
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} else {
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return 0;
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}
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return 1;
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}
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int TitleSpecificIniHandler(void *user, const char *section, const char *name, const char *value) {
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TitleSpecificOverrideConfig *config = reinterpret_cast<TitleSpecificOverrideConfig *>(user);
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if (strcasecmp(section, "override_config") == 0) {
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if (strcasecmp(name, "override_key") == 0) {
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config->override_key = ParseOverrideKey(value);
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} else if (strcasecmp(name, "cheat_enable_key") == 0) {
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config->cheat_enable_key = ParseOverrideKey(value);
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}
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} else {
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return 0;
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}
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return 1;
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}
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bool IsOverrideKeyHeld(OverrideKey *cfg) {
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u64 kHeld = 0;
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bool keys_triggered = (R_SUCCEEDED(hid::GetKeysHeld(&kHeld)) && ((kHeld & cfg->key_combination) != 0));
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return IsSdCardInitialized() && (cfg->override_by_default ^ keys_triggered);
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}
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void ParseIniFile(util::ini::Handler handler, const char *path, void *user_ctx) {
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/* Mount the SD card. */
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FsFileSystem sd_fs = {};
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if (R_FAILED(fsOpenSdCardFileSystem(&sd_fs))) {
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return;
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}
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ON_SCOPE_EXIT { serviceClose(&sd_fs.s); };
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/* Open the file. */
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FsFile config_file;
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if (R_FAILED(fsFsOpenFile(&sd_fs, path, FsOpenMode_Read, &config_file))) {
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return;
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}
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ON_SCOPE_EXIT { fsFileClose(&config_file); };
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/* Parse the config. */
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util::ini::ParseFile(&config_file, user_ctx, handler);
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}
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void RefreshLoaderConfiguration() {
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ParseIniFile(LoaderIniHandler, "/atmosphere/loader.ini", nullptr);
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}
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TitleSpecificOverrideConfig GetTitleOverrideConfig(ncm::TitleId title_id) {
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char path[FS_MAX_PATH];
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std::snprintf(path, sizeof(path) - 1, "/atmosphere/titles/%016lx/config.ini", static_cast<u64>(title_id));
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TitleSpecificOverrideConfig config = {
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.override_key = g_default_override_key,
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.cheat_enable_key = g_default_cheat_enable_key,
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};
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ParseIniFile(TitleSpecificIniHandler, path, &config);
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return config;
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}
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}
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bool IsHblOverrideKeyHeld(ncm::TitleId title_id) {
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/* If the SD card isn't initialized, we can't override. */
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if (!IsSdCardInitialized()) {
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return false;
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}
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/* For system modules and anything launched before the home menu, always override. */
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if (title_id < ncm::TitleId::AppletStart || !pm::info::HasLaunchedTitle(ncm::TitleId::AppletQlaunch)) {
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return true;
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}
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/* Unconditionally refresh loader.ini contents. */
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RefreshLoaderConfiguration();
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/* Check HBL config. */
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return IsHblTitleId(title_id) && IsOverrideKeyHeld(&g_hbl_override_config.override_key);
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}
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bool IsTitleOverrideKeyHeld(ncm::TitleId title_id) {
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/* If the SD card isn't initialized, we can't override. */
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if (!IsSdCardInitialized()) {
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return false;
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}
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/* For system modules and anything launched before the home menu, always override. */
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if (title_id < ncm::TitleId::AppletStart || !pm::info::HasLaunchedTitle(ncm::TitleId::AppletQlaunch)) {
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return true;
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}
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/* Unconditionally refresh loader.ini contents. */
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RefreshLoaderConfiguration();
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TitleSpecificOverrideConfig title_cfg = GetTitleOverrideConfig(title_id);
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return IsOverrideKeyHeld(&title_cfg.override_key);
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}
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void GetOverrideKeyHeldStatus(bool *out_hbl, bool *out_title, ncm::TitleId title_id) {
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/* If the SD card isn't initialized, we can't override. */
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if (!IsSdCardInitialized()) {
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*out_hbl = false;
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*out_title = false;
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return;
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}
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/* For system modules and anything launched before the home menu, always override. */
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if (title_id < ncm::TitleId::AppletStart || !pm::info::HasLaunchedTitle(ncm::TitleId::AppletQlaunch)) {
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*out_hbl = false;
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*out_title = true;
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return;
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}
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/* Unconditionally refresh loader.ini contents. */
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RefreshLoaderConfiguration();
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/* Set HBL output. */
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*out_hbl = IsHblTitleId(title_id) && IsOverrideKeyHeld(&g_hbl_override_config.override_key);
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/* Set title specific output. */
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TitleSpecificOverrideConfig title_cfg = GetTitleOverrideConfig(title_id);
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*out_title = IsOverrideKeyHeld(&title_cfg.override_key);
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}
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bool IsCheatEnableKeyHeld(ncm::TitleId title_id) {
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/* If the SD card isn't initialized, don't apply cheats. */
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if (!IsSdCardInitialized()) {
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return false;
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}
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/* Don't apply cheats to HBL. */
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if (IsHblOverrideKeyHeld(title_id)) {
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return false;
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}
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TitleSpecificOverrideConfig title_cfg = GetTitleOverrideConfig(title_id);
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return IsOverrideKeyHeld(&title_cfg.cheat_enable_key);
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}
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/* HBL Configuration utilities. */
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bool IsHblTitleId(ncm::TitleId title_id) {
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return (g_hbl_override_config.override_any_app && ncm::IsApplicationTitleId(title_id)) || (title_id == g_hbl_override_config.title_id);
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}
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const char *GetHblPath() {
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return g_hbl_sd_path;
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}
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}
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