mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
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99 lines
2.7 KiB
C++
99 lines
2.7 KiB
C++
/*
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* Copyright (c) 2018 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 <switch.h>
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#include <algorithm>
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#include <array>
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#include <cstdio>
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#include "ldr_launch_queue.hpp"
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#include "meta_tools.hpp"
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static std::array<LaunchQueue::LaunchItem, LAUNCH_QUEUE_SIZE> g_launch_queue = {0};
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Result LaunchQueue::add(u64 tid, const char *args, u64 arg_size) {
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if(arg_size > LAUNCH_QUEUE_ARG_SIZE_MAX) {
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return 0x209;
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}
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int idx = get_free_index(tid);
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if(idx == LAUNCH_QUEUE_FULL)
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return 0x409;
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g_launch_queue[idx].tid = tid;
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g_launch_queue[idx].arg_size = arg_size;
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std::copy(args, args + arg_size, g_launch_queue[idx].args);
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return 0x0;
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}
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Result LaunchQueue::add_copy(u64 tid_base, u64 tid) {
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int idx = get_index(tid_base);
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if (idx == LAUNCH_QUEUE_FULL) {
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return 0x0;
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}
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return add(tid, g_launch_queue[idx].args, g_launch_queue[idx].arg_size);
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}
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Result LaunchQueue::add_item(const LaunchItem *item) {
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if(item->arg_size > LAUNCH_QUEUE_ARG_SIZE_MAX) {
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return 0x209;
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}
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int idx = get_free_index(item->tid);
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if(idx == LAUNCH_QUEUE_FULL)
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return 0x409;
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g_launch_queue[idx] = *item;
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return 0x0;
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}
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int LaunchQueue::get_index(u64 tid) {
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auto it = std::find_if(g_launch_queue.begin(), g_launch_queue.end(), member_equals_fn(&LaunchQueue::LaunchItem::tid, tid));
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if (it == g_launch_queue.end()) {
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return LAUNCH_QUEUE_FULL;
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}
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return std::distance(g_launch_queue.begin(), it);
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}
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int LaunchQueue::get_free_index(u64 tid) {
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for(unsigned int i = 0; i < LAUNCH_QUEUE_SIZE; i++) {
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if(g_launch_queue[i].tid == tid || g_launch_queue[i].tid == 0x0) {
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return i;
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}
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}
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return LAUNCH_QUEUE_FULL;
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}
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bool LaunchQueue::contains(u64 tid) {
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return get_index(tid) != LAUNCH_QUEUE_FULL;
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}
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void LaunchQueue::clear() {
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for (unsigned int i = 0; i < LAUNCH_QUEUE_SIZE; i++) {
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g_launch_queue[i].tid = 0;
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}
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}
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LaunchQueue::LaunchItem *LaunchQueue::get_item(u64 tid) {
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int idx = get_index(tid);
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if (idx == LAUNCH_QUEUE_FULL) {
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return NULL;
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}
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return &g_launch_queue[idx];
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}
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