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https://github.com/Atmosphere-NX/Atmosphere.git
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308 lines
12 KiB
C++
308 lines
12 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 <stratosphere.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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OverrideKey override_any_app_key;
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ncm::ProgramId program_id;
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bool override_any_app;
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};
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struct ContentSpecificOverrideConfig {
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OverrideKey override_key;
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OverrideKey cheat_enable_key;
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OverrideLocale locale;
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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 = true,
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},
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.override_any_app_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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.program_id = ncm::ProgramId::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 OverrideConfigIniHandler(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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/* TODO: Consider deprecating "title_id" string in the future." */
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if (strcasecmp(name, "program_id") == 0 || strcasecmp(name, "title_id") == 0) {
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u64 override_program_id = strtoul(value, NULL, 16);
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if (override_program_id != 0) {
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g_hbl_override_config.program_id = {override_program_id};
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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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for (size_t i = 0; i < sizeof(g_hbl_sd_path); i++) {
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if (g_hbl_sd_path[i] == '\\') {
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g_hbl_sd_path[i] = '/';
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}
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}
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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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} else if (strcasecmp(name, "override_any_app_key") == 0) {
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g_hbl_override_config.override_any_app_key = ParseOverrideKey(value);
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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 ContentSpecificIniHandler(void *user, const char *section, const char *name, const char *value) {
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ContentSpecificOverrideConfig *config = reinterpret_cast<ContentSpecificOverrideConfig *>(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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} else if (strcasecmp(name, "override_language") == 0) {
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config->locale.language_code = settings::LanguageCode::Encode(value);
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} else if (strcasecmp(name, "override_region") == 0) {
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if (strcasecmp(value, "jpn") == 0) {
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config->locale.region_code = settings::RegionCode_Japan;
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} else if (strcasecmp(value, "usa") == 0) {
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config->locale.region_code = settings::RegionCode_America;
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} else if (strcasecmp(value, "eur") == 0) {
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config->locale.region_code = settings::RegionCode_Europe;
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} else if (strcasecmp(value, "aus") == 0) {
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config->locale.region_code = settings::RegionCode_Australia;
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} else if (strcasecmp(value, "chn") == 0) {
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config->locale.region_code = settings::RegionCode_China;
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} else if (strcasecmp(value, "kor") == 0) {
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config->locale.region_code = settings::RegionCode_Korea;
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} else if (strcasecmp(value, "twn") == 0) {
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config->locale.region_code = settings::RegionCode_Taiwan;
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}
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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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constexpr inline bool IsOverrideMatch(const OverrideStatus &status, const OverrideKey &cfg) {
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bool keys_triggered = ((status.keys_held & cfg.key_combination) != 0);
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return (cfg.override_by_default ^ keys_triggered);
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}
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inline bool IsApplicationHblProgramId(ncm::ProgramId program_id) {
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return g_hbl_override_config.override_any_app && ncm::IsApplicationProgramId(program_id);
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}
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inline bool IsSpecificHblProgramId(ncm::ProgramId program_id) {
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return program_id == g_hbl_override_config.program_id;
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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 RefreshOverrideConfiguration() {
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ParseIniFile(OverrideConfigIniHandler, "/atmosphere/config/override_config.ini", nullptr);
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}
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ContentSpecificOverrideConfig GetContentOverrideConfig(ncm::ProgramId program_id) {
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char path[FS_MAX_PATH];
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std::snprintf(path, sizeof(path) - 1, "/atmosphere/contents/%016lx/config.ini", static_cast<u64>(program_id));
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ContentSpecificOverrideConfig 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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std::memset(&config.locale, 0xCC, sizeof(config.locale));
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ParseIniFile(ContentSpecificIniHandler, path, &config);
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return config;
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}
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}
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OverrideStatus CaptureOverrideStatus(ncm::ProgramId program_id) {
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OverrideStatus status = {};
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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 status;
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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 (program_id < ncm::ProgramId::AppletStart || !pm::info::HasLaunchedProgram(ncm::ProgramId::AppletQlaunch)) {
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status.SetProgramSpecific();
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return status;
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}
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/* Unconditionally refresh override_config.ini contents. */
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RefreshOverrideConfiguration();
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/* If we can't read the key state, don't override anything. */
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if (R_FAILED(hid::GetKeysHeld(&status.keys_held))) {
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return status;
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}
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/* Detect Hbl. */
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if ((IsApplicationHblProgramId(program_id) && IsOverrideMatch(status, g_hbl_override_config.override_any_app_key)) ||
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(IsSpecificHblProgramId(program_id) && IsOverrideMatch(status, g_hbl_override_config.override_key)))
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{
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status.SetHbl();
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}
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/* Detect content specific keys. */
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const auto content_cfg = GetContentOverrideConfig(program_id);
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if (IsOverrideMatch(status, content_cfg.override_key)) {
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status.SetProgramSpecific();
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}
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/* Only allow cheat enable if not HBL. */
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if (!status.IsHbl() && IsOverrideMatch(status, content_cfg.cheat_enable_key)) {
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status.SetCheatEnabled();
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}
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return status;
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}
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OverrideLocale GetOverrideLocale(ncm::ProgramId program_id) {
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return GetContentOverrideConfig(program_id).locale;
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}
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/* HBL Configuration utilities. */
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bool IsHblProgramId(ncm::ProgramId program_id) {
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return IsApplicationHblProgramId(program_id) || IsSpecificHblProgramId(program_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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