mirror of
https://github.com/wiiu-env/WiiUPluginSystem.git
synced 2024-11-18 08:39:21 +01:00
55 lines
1.9 KiB
C++
55 lines
1.9 KiB
C++
#include "wups_thread_specific.h"
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#include <stddef.h>
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#include <stdint.h>
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extern "C" void OSFatal(const char *);
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extern "C" void OSReport(const char *, ...);
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typedef struct OSThread {
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uint8_t other[0x68c];
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void *reserved[5];
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} OSThread;
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static_assert(offsetof(OSThread, reserved) == 0x68c, "OSThread: \"reserved\" at wrong offset");
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static_assert(sizeof(OSThread) == 0x6a0, "OSThread: wrong size");
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extern "C" const char wups_meta_info_dump[];
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void wups_set_thread_specific(__wut_thread_specific_id id, void *value) {
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OSThread *thread;
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asm volatile("lwz %0, -0x20(0)"
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: "=r"(thread)); // OSGetCurrentThread()
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if (thread != nullptr) {
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if (id == WUT_THREAD_SPECIFIC_0) {
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thread->reserved[3] = value;
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} else if (id == WUT_THREAD_SPECIFIC_1) {
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thread->reserved[4] = value;
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} else {
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OSReport("[%s] wups_set_thread_specific: invalid id\n", wups_meta_info_dump);
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OSFatal("wups_set_thread_specific: invalid id");
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}
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} else {
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OSReport("[%s] wups_set_thread_specific: invalid thread\n", wups_meta_info_dump);
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OSFatal("wups_set_thread_specific: invalid thread");
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}
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}
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void *wups_get_thread_specific(__wut_thread_specific_id id) {
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OSThread *thread;
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asm volatile("lwz %0, -0x20(0)"
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: "=r"(thread)); // OSGetCurrentThread()
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if (thread != nullptr) {
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if (id == WUT_THREAD_SPECIFIC_0) {
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return thread->reserved[3];
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} else if (id == WUT_THREAD_SPECIFIC_1) {
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return thread->reserved[4];
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} else {
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OSReport("[%s] wups_get_thread_specific: invalid id\n", wups_meta_info_dump);
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OSFatal("wups_get_thread_specific: invalid id");
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}
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} else {
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OSReport("[%s] wups_get_thread_specific: invalid thread\n", wups_meta_info_dump);
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OSFatal("wups_get_thread_specific: invalid thread\n");
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}
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return nullptr;
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} |