mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
/*
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* Copyright (c) 2018-2020 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 "ldr_arguments.hpp"
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namespace ams::ldr::args {
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namespace {
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/* Convenience definitions. */
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constexpr size_t MaxArgumentInfos = 10;
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/* Global storage. */
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ArgumentInfo g_argument_infos[MaxArgumentInfos];
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/* Helpers. */
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ArgumentInfo *FindArgumentInfo(ncm::ProgramId program_id) {
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for (size_t i = 0; i < MaxArgumentInfos; i++) {
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if (g_argument_infos[i].program_id == program_id) {
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return &g_argument_infos[i];
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}
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}
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return nullptr;
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}
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ArgumentInfo *FindFreeArgumentInfo() {
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return FindArgumentInfo(ncm::InvalidProgramId);
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}
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}
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/* API. */
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const ArgumentInfo *Get(ncm::ProgramId program_id) {
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return FindArgumentInfo(program_id);
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}
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Result Set(ncm::ProgramId program_id, const void *args, size_t args_size) {
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R_UNLESS(args_size < ArgumentSizeMax, ldr::ResultTooLongArgument());
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ArgumentInfo *arg_info = FindArgumentInfo(program_id);
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if (arg_info == nullptr) {
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arg_info = FindFreeArgumentInfo();
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}
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R_UNLESS(arg_info != nullptr, ldr::ResultTooManyArguments());
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arg_info->program_id = program_id;
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arg_info->args_size = args_size;
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std::memcpy(arg_info->args, args, args_size);
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return ResultSuccess();
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}
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Result Flush() {
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for (size_t i = 0; i < MaxArgumentInfos; i++) {
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g_argument_infos[i].program_id = ncm::InvalidProgramId;
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}
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return ResultSuccess();
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}
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}
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