67 lines
2.5 KiB
C++
67 lines
2.5 KiB
C++
#include "SceTypes.hpp"
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#include <array>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <string>
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extern "C" {
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int APS5_VABI scePthreadCreate(Pthread* thread, const PthreadAttr* attr, PthreadEntry entry, void* arg, const char* name);
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int APS5_VABI scePthreadJoin(Pthread thread, void** retval);
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Pthread APS5_VABI scePthreadSelf();
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int APS5_VABI scePthreadGetname(Pthread thread, char* name);
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int APS5_VABI pthread_rename_np_nid_postfix(Pthread thread, const char* name);
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int* APS5_VABI __error_nid_postfix();
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}
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static void Require(bool value) { if (!value) std::abort(); }
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static void CheckStoredName(Pthread thread, const std::string& expected) {
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std::array<unsigned char, 64> buffer;
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buffer.fill(0xaa);
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Require(scePthreadGetname(thread, reinterpret_cast<char*>(buffer.data())) == 0);
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Require(std::memcmp(buffer.data(), expected.c_str(), expected.size() + 1) == 0);
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for (std::size_t i = expected.size() + 1; i < buffer.size(); ++i) Require(buffer[i] == 0xaa);
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}
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static void CheckThreadRename(Pthread thread) {
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const int savedError = *__error_nid_postfix();
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const std::string names[] = {"", "A", "AnyPS5Probe", "0123456789012345678901234567890"};
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for (const auto& name : names) {
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*__error_nid_postfix() = 77;
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Require(pthread_rename_np_nid_postfix(thread, name.c_str()) == 0);
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Require(*__error_nid_postfix() == 77);
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CheckStoredName(thread, name);
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}
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for (const std::size_t length : {32u, 40u, 1024u}) {
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const std::string name(length, 'x');
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*__error_nid_postfix() = 77;
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const int error = pthread_rename_np_nid_postfix(thread, name.c_str());
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if (error != 63) {
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std::fprintf(stderr, "pthread_rename_np: %zu-byte name returned %d; expected ENAMETOOLONG=63\n", length, error);
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std::abort();
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}
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Require(*__error_nid_postfix() == 77);
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CheckStoredName(thread, names[3]);
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}
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Require(pthread_rename_np_nid_postfix(thread, "renamed") == 0);
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CheckStoredName(thread, "renamed");
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*__error_nid_postfix() = savedError;
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}
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static void* APS5_VABI Worker(void*) {
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const Pthread self = scePthreadSelf();
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Require(self != nullptr);
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CheckThreadRename(self);
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return nullptr;
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}
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int main() {
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const Pthread self = scePthreadSelf();
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Require(self != nullptr);
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CheckThreadRename(self);
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Pthread thread = nullptr;
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Require(scePthreadCreate(&thread, nullptr, Worker, nullptr, "rename-test") == 0);
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Require(scePthreadJoin(thread, nullptr) == 0);
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}
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