139 lines
6.5 KiB
C++
139 lines
6.5 KiB
C++
#include "SceTypes.hpp"
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#include <cstddef>
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#include <cstdlib>
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#include <future>
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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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int APS5_VABI scePthreadSetprio(Pthread thread, int prio);
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int APS5_VABI scePthreadSetaffinity(Pthread thread, KernelCpumask mask);
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int APS5_VABI scePthreadAttrInit(PthreadAttr* attr);
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int APS5_VABI scePthreadAttrDestroy(PthreadAttr* attr);
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int APS5_VABI scePthreadAttrGet(Pthread thread, PthreadAttr* attr);
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int APS5_VABI scePthreadAttrSetinheritsched(PthreadAttr* attr, int inheritSched);
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int APS5_VABI scePthreadAttrSetschedparam(PthreadAttr* attr, const KernelSchedParam* param);
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int APS5_VABI scePthreadAttrSetaffinity(PthreadAttr* attr, KernelCpumask mask);
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int APS5_VABI scePthreadAttrSetstacksize(PthreadAttr* attr, std::size_t stackSize);
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int APS5_VABI scePthreadAttrGetschedparam(const PthreadAttr* attr, KernelSchedParam* param);
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int APS5_VABI scePthreadAttrGetaffinity(const PthreadAttr* attr, KernelCpumask* mask);
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int APS5_VABI scePthreadAttrGetstacksize(const PthreadAttr* attr, std::size_t* stackSize);
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int APS5_VABI scePthreadAttrGetdetachstate(const PthreadAttr* attr, int* state);
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int APS5_VABI pthread_attr_setstacksize_nid_postfix(PthreadAttr* attr, std::size_t stackSize);
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}
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static constexpr int SCE_OK = 0;
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static constexpr int SCE_KERNEL_ERROR_EINVAL = static_cast<int>(0x80020016);
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static constexpr int EXPLICIT_SCHED = 0;
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static constexpr int DETACH_JOINABLE = 0;
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static constexpr int CREATION_PRIORITY = 256;
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static constexpr int UPDATED_PRIORITY = 767;
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static constexpr KernelCpumask CREATION_AFFINITY = 0x3;
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static constexpr KernelCpumask UPDATED_AFFINITY = 0x1000;
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static constexpr std::size_t STACK_SIZE = 2u << 20;
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static constexpr std::size_t MIN_STACK_SIZE = 16384;
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static constexpr int GUEST_EINVAL = 22;
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static void Require(bool value) { if (!value) std::abort(); }
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struct ReportedAttributes {
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int priority = 0;
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KernelCpumask affinity = 0;
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std::size_t stackSize = 0;
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int detachState = -1;
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};
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extern "C" {
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int APS5_VABI pthread_attr_setstack_nid_postfix(PthreadAttr* attr, void* addr, std::size_t size);
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int APS5_VABI pthread_attr_getstack_nid_postfix(const PthreadAttr* attr, void** addr, std::size_t* size);
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}
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static ReportedAttributes Query(Pthread thread) {
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PthreadAttr attr = nullptr;
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Require(scePthreadAttrInit(&attr) == SCE_OK);
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Require(scePthreadAttrGet(thread, &attr) == SCE_OK);
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ReportedAttributes reported;
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KernelSchedParam param{};
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Require(scePthreadAttrGetschedparam(&attr, ¶m) == SCE_OK);
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reported.priority = param.sched_priority;
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Require(scePthreadAttrGetaffinity(&attr, &reported.affinity) == SCE_OK);
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Require(scePthreadAttrGetstacksize(&attr, &reported.stackSize) == SCE_OK);
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Require(scePthreadAttrGetdetachstate(&attr, &reported.detachState) == SCE_OK);
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Require(scePthreadAttrDestroy(&attr) == SCE_OK);
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return reported;
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}
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static void CheckStackSizeLimit() {
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PthreadAttr attr = nullptr;
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Require(scePthreadAttrInit(&attr) == SCE_OK);
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std::size_t stackSize = 0;
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Require(scePthreadAttrSetstacksize(&attr, MIN_STACK_SIZE) == SCE_OK);
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Require(scePthreadAttrGetstacksize(&attr, &stackSize) == SCE_OK && stackSize == MIN_STACK_SIZE);
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Require(scePthreadAttrSetstacksize(&attr, MIN_STACK_SIZE - 1) == SCE_KERNEL_ERROR_EINVAL);
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Require(scePthreadAttrSetstacksize(&attr, 0) == SCE_KERNEL_ERROR_EINVAL);
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Require(pthread_attr_setstacksize_nid_postfix(&attr, MIN_STACK_SIZE - 1) == GUEST_EINVAL);
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Require(scePthreadAttrGetstacksize(&attr, &stackSize) == SCE_OK && stackSize == MIN_STACK_SIZE);
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Require(scePthreadAttrDestroy(&attr) == SCE_OK);
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}
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static void* APS5_VABI Worker(void* arg) {
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static_cast<std::future<void>*>(arg)->get();
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return nullptr;
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}
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int main() {
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CheckStackSizeLimit();
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PthreadAttr attr = nullptr;
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Require(scePthreadAttrInit(&attr) == SCE_OK);
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Require(scePthreadAttrSetinheritsched(&attr, EXPLICIT_SCHED) == SCE_OK);
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const KernelSchedParam requested{CREATION_PRIORITY};
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Require(scePthreadAttrSetschedparam(&attr, &requested) == SCE_OK);
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Require(scePthreadAttrSetaffinity(&attr, CREATION_AFFINITY) == SCE_OK);
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Require(scePthreadAttrSetstacksize(&attr, STACK_SIZE) == SCE_OK);
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std::promise<void> release;
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auto released = release.get_future();
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Pthread thread = nullptr;
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Require(scePthreadCreate(&thread, &attr, Worker, &released, nullptr) == SCE_OK);
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Require(scePthreadAttrDestroy(&attr) == SCE_OK);
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auto reported = Query(thread);
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Require(reported.priority == CREATION_PRIORITY);
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Require(reported.affinity == CREATION_AFFINITY);
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Require(reported.stackSize == STACK_SIZE);
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Require(reported.detachState == DETACH_JOINABLE);
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Require(scePthreadSetprio(thread, UPDATED_PRIORITY) == SCE_OK);
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Require(scePthreadSetaffinity(thread, UPDATED_AFFINITY) == SCE_OK);
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reported = Query(thread);
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Require(reported.priority == UPDATED_PRIORITY);
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Require(reported.affinity == UPDATED_AFFINITY);
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Require(reported.stackSize == STACK_SIZE);
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Require(reported.detachState == DETACH_JOINABLE);
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PthreadAttr destroyed = nullptr;
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Require(scePthreadAttrGet(thread, &destroyed) == SCE_KERNEL_ERROR_EINVAL);
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Require(scePthreadAttrGet(thread, nullptr) == SCE_KERNEL_ERROR_EINVAL);
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Require(scePthreadAttrInit(&attr) == SCE_OK);
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Require(scePthreadAttrGet(nullptr, &attr) == SCE_KERNEL_ERROR_EINVAL);
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Require(scePthreadAttrDestroy(&attr) == SCE_OK);
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release.set_value();
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Require(scePthreadJoin(thread, nullptr) == SCE_OK);
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PthreadAttr stackAttr = nullptr;
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char stackMarker;
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Require(pthread_attr_setstack_nid_postfix(nullptr, &stackMarker, STACK_SIZE) == 22);
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Require(pthread_attr_setstack_nid_postfix(&stackAttr, &stackMarker, STACK_SIZE) == 22);
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Require(scePthreadAttrInit(&stackAttr) == SCE_OK);
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Require(pthread_attr_setstack_nid_postfix(&stackAttr, &stackMarker, STACK_SIZE) == 0);
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Require(pthread_attr_setstack_nid_postfix(&stackAttr, nullptr, STACK_SIZE) == 22);
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Require(pthread_attr_setstack_nid_postfix(&stackAttr, &stackMarker, 16383) == 22);
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void* reportedAddress = nullptr;
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std::size_t reportedSize = 0;
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Require(pthread_attr_getstack_nid_postfix(&stackAttr, &reportedAddress, &reportedSize) == 0);
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Require(reportedAddress == &stackMarker && reportedSize == STACK_SIZE);
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Require(scePthreadAttrDestroy(&stackAttr) == SCE_OK);
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Require(pthread_attr_setstack_nid_postfix(&stackAttr, &stackMarker, STACK_SIZE) == 22);
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}
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