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Stratosphere: Add Launch Queue to Loader
Modified from RE done by @ogniK5377
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commit
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2 changed files with 65 additions and 0 deletions
46
stratosphere/loader/source/ldr_launch_queue.cpp
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46
stratosphere/loader/source/ldr_launch_queue.cpp
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#include "ldr_launch_queue.hpp"
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#include <switch.h>
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static launch_item_t g_launch_queue[LAUNCH_QUEUE_SIZE];
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int launch_queue_get_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) {
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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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int launch_queue_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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Result launch_queue_add(launch_item_t *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 = launch_queue_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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bool launch_queue_contains(uint64_t TID) {
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return launch_queue_get_index(TID) != LAUNCH_QUEUE_FULL;
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}
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void launch_queue_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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19
stratosphere/loader/source/ldr_launch_queue.hpp
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19
stratosphere/loader/source/ldr_launch_queue.hpp
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#pragma once
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#include <switch.h>
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#define LAUNCH_QUEUE_SIZE (10)
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#define LAUNCH_QUEUE_FULL (-1)
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#define LAUNCH_QUEUE_ARG_SIZE_MAX (0x8000)
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typedef struct launch_item_t {
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u64 tid;
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u64 arg_size;
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char args[LAUNCH_QUEUE_ARG_SIZE_MAX];
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} launch_item_t;
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Result launch_queue_add(launch_item_t item);
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int launch_queue_get_index(u64 TID);
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int launch_queue_get_free_index(u64 TID = 0);
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bool launch_queue_contains(u64 TID);
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void launch_queue_clear();
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