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AnyPS5/core/libs/tests/GuestAio.cpp

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#include "SceTypes.hpp"
#include "prx/libc/include/general/VabiMacros.hpp"
#include "prx/libkernel/File/include/FileFlags.hpp"
#include "prx/libkernel/KernelErrors.hpp"
#include <array>
#include <atomic>
#include <chrono>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <filesystem>
#include <fstream>
#include <iterator>
#include <stdexcept>
#include <string>
#include <thread>
#include <vector>
#ifdef _WIN32
#include <io.h>
extern "C" _invalid_parameter_handler _set_thread_local_invalid_parameter_handler(_invalid_parameter_handler);
#endif
extern "C" {
int APS5_VABI sceKernelOpen(const char* path, int flags, std::uint16_t mode);
int APS5_VABI sceKernelClose(int d);
std::int64_t APS5_VABI sceKernelPread(int, void*, std::size_t, std::int64_t);
std::int64_t APS5_VABI sceKernelPwrite(int, const void*, std::size_t, std::int64_t);
std::int64_t APS5_VABI sceKernelLseek(int d, std::int64_t offset, int whence);
int APS5_VABI sceKernelAioDeleteRequest(std::int32_t id, std::int32_t* ret);
int APS5_VABI sceKernelAioInitializeImpl(void* param, std::int32_t size);
void APS5_VABI sceKernelAioInitializeParam(void* param);
int APS5_VABI sceKernelAioSetParam(KernelAioSchedulingParam* param, std::int32_t schedulingWindowSize, std::int32_t delayedCountLimit, std::uint32_t enableSplit, std::uint32_t splitSize, std::uint32_t splitChunkSize);
int APS5_VABI sceKernelAioSubmitReadCommands(KernelAioRwRequest* req, std::int32_t size, std::int32_t prio, std::int32_t* id);
int APS5_VABI sceKernelAioSubmitWriteCommands(KernelAioRwRequest* req, std::int32_t size, std::int32_t prio, std::int32_t* id);
int APS5_VABI sceKernelAioPollRequest(std::int32_t id, std::int32_t* state);
int APS5_VABI sceKernelAioWaitRequest(std::int32_t id, std::int32_t* state, std::uint32_t* usec);
int APS5_VABI sceKernelAioSubmitReadCommandsMultiple(KernelAioRwRequest* req, std::int32_t size, std::int32_t prio, std::int32_t* id);
int APS5_VABI sceKernelAioSubmitWriteCommandsMultiple(KernelAioRwRequest* req, std::int32_t size, std::int32_t prio, std::int32_t* id);
int APS5_VABI sceKernelAioWaitRequests(std::int32_t* id, std::int32_t num, std::int32_t* state, std::uint32_t mode, std::uint32_t* usec);
int APS5_VABI sceKernelAioPollRequests(std::int32_t* id, std::int32_t num, std::int32_t* state);
int APS5_VABI sceKernelAioCancelRequest(std::int32_t id, std::int32_t* state);
int APS5_VABI sceKernelAioCancelRequests(std::int32_t* id, std::int32_t num, std::int32_t* state);
int APS5_VABI sceKernelAioDeleteRequests(std::int32_t* id, std::int32_t num, std::int32_t* ret);
}
static void Require(bool value, int line) {
if (!value) {
std::fprintf(stderr, "Aio check failed at line %d\n", line);
std::abort();
}
}
#define Check(value) Require((value), __LINE__)
#ifdef _WIN32
static int g_parameterReports = 0;
static void CountParameterReport(const wchar_t*, const wchar_t*, const wchar_t*, unsigned int, std::uintptr_t) {
++g_parameterReports;
}
static void CheckBadPositionedDescriptors() {
const auto file = std::filesystem::path("anyps5-aio-bad-descriptor-" +
std::to_string(std::chrono::steady_clock::now().time_since_epoch().count()));
{ std::ofstream stream(file, std::ios::binary); stream << "data"; Check(static_cast<bool>(stream)); }
const int closed = sceKernelOpen(file.string().c_str(), SCE_KERNEL_O_RDWR, 0);
Check(closed >= 0 && sceKernelClose(closed) == 0);
const auto previous = _set_thread_local_invalid_parameter_handler(CountParameterReport);
for (int descriptor : {-1, closed}) {
for (std::size_t count : {std::size_t{0}, std::size_t{1}}) {
char buffer = 'x';
Check(sceKernelPread(descriptor, &buffer, count, 0) == SCE_KERNEL_ERROR_EBADF);
Check(sceKernelPwrite(descriptor, &buffer, count, 0) == SCE_KERNEL_ERROR_EBADF);
for (bool write : {false, true}) {
KernelAioResult result{-1, 0};
KernelAioRwRequest request{0, count, &buffer, &result, descriptor};
std::int32_t id = 0;
Check((write ? sceKernelAioSubmitWriteCommands(&request, 1, 0, &id)
: sceKernelAioSubmitReadCommands(&request, 1, 0, &id)) == 0);
Check(result.state == 4 && result.return_value == SCE_KERNEL_ERROR_EBADF);
std::int32_t removed = -1;
Check(sceKernelAioDeleteRequest(id, &removed) == 0);
}
Check(buffer == 'x');
Check(g_parameterReports == 0);
}
}
Check(::_get_osfhandle(closed) == -1);
Check(g_parameterReports == 1);
Check(_set_thread_local_invalid_parameter_handler(previous) == CountParameterReport);
Check(std::filesystem::remove(file));
}
#endif
int main(int argc, char** argv) {
#ifdef _WIN32
if (argc > 1 && std::strcmp(argv[1], "bad-descriptors") == 0) {
CheckBadPositionedDescriptors();
return 0;
}
#endif
const auto root = std::filesystem::path("anyps5-aio-test-" +
std::to_string(std::chrono::steady_clock::now().time_since_epoch().count()));
Check(std::filesystem::create_directory(root));
const auto file = root / "data.bin";
const std::string seed = "0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef";
{ std::ofstream stream(file, std::ios::binary); stream << seed; }
static_assert(sizeof(KernelAioSchedulingParam) == 20);
std::array<KernelAioSchedulingParam, 3> schedulingParams{};
schedulingParams.fill({7, 7, 7, 7, 7});
Check(sceKernelAioSetParam(&schedulingParams[1], 64, 16, 1, 0x200000, 0x40000) == 0);
Check(schedulingParams[1].schedulingWindowSize == 64 && schedulingParams[1].delayedCountLimit == 16);
Check(schedulingParams[1].enableSplit == 1 && schedulingParams[1].splitSize == 0x200000 && schedulingParams[1].splitChunkSize == 0x40000);
Check(schedulingParams[0].schedulingWindowSize == 7 && schedulingParams[0].splitChunkSize == 7);
Check(schedulingParams[2].schedulingWindowSize == 7 && schedulingParams[2].splitChunkSize == 7);
Check(sceKernelAioSetParam(&schedulingParams[2], 128, 128, 0, 0x1000000, 0x1000000) == 0);
Check(schedulingParams[2].schedulingWindowSize == 128 && schedulingParams[2].delayedCountLimit == 128);
Check(schedulingParams[2].enableSplit == 0 && schedulingParams[2].splitSize == 0x1000000 && schedulingParams[2].splitChunkSize == 0x1000000);
const auto setParamThrows = [&](std::int32_t window, std::int32_t delayed, std::uint32_t split, std::uint32_t size, std::uint32_t chunk) {
KernelAioSchedulingParam untouchedParam{7, 7, 7, 7, 7};
bool thrown = false;
try { sceKernelAioSetParam(&untouchedParam, window, delayed, split, size, chunk); } catch (const std::exception&) { thrown = true; }
return thrown && untouchedParam.schedulingWindowSize == 7 && untouchedParam.delayedCountLimit == 7 &&
untouchedParam.enableSplit == 7 && untouchedParam.splitSize == 7 && untouchedParam.splitChunkSize == 7;
};
Check(setParamThrows(129, 32, 1, 0x100000, 0x100000));
Check(setParamThrows(-1, 32, 1, 0x100000, 0x100000));
Check(setParamThrows(32, 129, 1, 0x100000, 0x100000));
Check(setParamThrows(32, -1, 1, 0x100000, 0x100000));
Check(setParamThrows(32, 32, 2, 0x100000, 0x100000));
Check(setParamThrows(32, 32, 1, 0x1000001, 0x100000));
Check(setParamThrows(32, 32, 1, 0x100000, 0x1000001));
bool nullThrew = false;
try { sceKernelAioSetParam(nullptr, 32, 32, 1, 0x100000, 0x100000); } catch (const std::invalid_argument&) { nullThrew = true; }
Check(nullThrew);
Check(sceKernelAioInitializeImpl(schedulingParams.data(), static_cast<std::int32_t>(sizeof(schedulingParams))) == 0);
int initParam = 0;
sceKernelAioInitializeParam(&initParam);
const int fd = sceKernelOpen(file.string().c_str(), SCE_KERNEL_O_RDONLY, 0);
Check(fd >= 0);
std::array<char, 16> first{};
std::array<char, 16> second{};
KernelAioResult firstResult{-1, 0};
KernelAioResult secondResult{-1, 0};
KernelAioRwRequest requests[2] = {
{0, first.size(), first.data(), &firstResult, fd},
{32, second.size(), second.data(), &secondResult, fd},
};
std::int32_t id = 0;
Check(sceKernelAioSubmitReadCommands(requests, 2, 0, &id) == 0);
Check(id > 0);
std::int32_t state = 0;
Check(sceKernelAioWaitRequest(id, &state, nullptr) == 0);
Check(state == 3);
Check(firstResult.state == 3 && firstResult.return_value == 16);
Check(secondResult.state == 3 && secondResult.return_value == 16);
Check(std::memcmp(first.data(), seed.data(), 16) == 0);
Check(std::memcmp(second.data(), seed.data() + 32, 16) == 0);
KernelAioResult invalidReadResult{-1, 0};
KernelAioRwRequest invalidReadRequest{-1, first.size(), first.data(), &invalidReadResult, fd};
std::int32_t invalidReadId = 0;
Check(sceKernelAioSubmitReadCommands(&invalidReadRequest, 1, 0, &invalidReadId) == 0);
std::int32_t invalidReadState = 0;
Check(sceKernelAioWaitRequest(invalidReadId, &invalidReadState, nullptr) == 0);
Check(invalidReadState == 4);
Check(invalidReadResult.state == 4 && invalidReadResult.return_value == SCE_KERNEL_ERROR_EINVAL);
std::array<char, 4> aggregateReadBuffer{};
KernelAioResult aggregateReadSuccessResult{-1, 0};
KernelAioResult aggregateReadErrorResult{-1, 0};
KernelAioRwRequest aggregateReads[2] = {
{4, aggregateReadBuffer.size(), aggregateReadBuffer.data(), &aggregateReadSuccessResult, fd},
{-1, aggregateReadBuffer.size(), aggregateReadBuffer.data(), &aggregateReadErrorResult, fd},
};
std::int32_t aggregateReadId = 0;
Check(sceKernelAioSubmitReadCommands(aggregateReads, 2, 0, &aggregateReadId) == 0);
std::int32_t aggregateReadState = 0;
Check(sceKernelAioWaitRequest(aggregateReadId, &aggregateReadState, nullptr) == 0);
Check(aggregateReadState == 4);
Check(aggregateReadSuccessResult.state == 3 && aggregateReadSuccessResult.return_value == 4);
Check(aggregateReadErrorResult.state == 4 && aggregateReadErrorResult.return_value == SCE_KERNEL_ERROR_EINVAL);
Check(std::memcmp(aggregateReadBuffer.data(), seed.data() + 4, aggregateReadBuffer.size()) == 0);
std::int32_t polled = 0;
Check(sceKernelAioPollRequest(id, &polled) == 0);
Check(polled == 3);
std::int32_t deleted = -1;
Check(sceKernelAioDeleteRequest(id, &deleted) == 0);
Check(deleted == 0);
Check(sceKernelClose(fd) == 0);
const int writeFd = sceKernelOpen(file.string().c_str(), SCE_KERNEL_O_RDWR, 0);
Check(writeFd >= 0);
std::array<char, 5> written = {'H', 'E', 'L', 'L', 'O'};
KernelAioResult writeResult{-1, 0};
KernelAioRwRequest writeRequest{0, written.size(), written.data(), &writeResult, writeFd};
std::int32_t writeId = 0;
Check(sceKernelAioSubmitWriteCommands(&writeRequest, 1, 0, &writeId) == 0);
std::int32_t writeState = 0;
Check(sceKernelAioWaitRequest(writeId, &writeState, nullptr) == 0);
Check(writeState == 3 && writeResult.state == 3 && writeResult.return_value == 5);
KernelAioResult invalidWriteResult{-1, 0};
KernelAioRwRequest invalidWriteRequest{-1, written.size(), written.data(), &invalidWriteResult, writeFd};
std::int32_t invalidWriteId = 0;
Check(sceKernelAioSubmitWriteCommands(&invalidWriteRequest, 1, 0, &invalidWriteId) == 0);
std::int32_t invalidWriteState = 0;
Check(sceKernelAioWaitRequest(invalidWriteId, &invalidWriteState, nullptr) == 0);
Check(invalidWriteState == 4);
Check(invalidWriteResult.state == 4 && invalidWriteResult.return_value == SCE_KERNEL_ERROR_EINVAL);
std::array<char, 4> aggregateWriteBuffer = {'G', 'O', 'O', 'D'};
KernelAioResult aggregateWriteSuccessResult{-1, 0};
KernelAioResult aggregateWriteErrorResult{-1, 0};
KernelAioRwRequest aggregateWrites[2] = {
{8, aggregateWriteBuffer.size(), aggregateWriteBuffer.data(), &aggregateWriteSuccessResult, writeFd},
{-1, aggregateWriteBuffer.size(), aggregateWriteBuffer.data(), &aggregateWriteErrorResult, writeFd},
};
std::int32_t aggregateWriteId = 0;
Check(sceKernelAioSubmitWriteCommands(aggregateWrites, 2, 0, &aggregateWriteId) == 0);
std::int32_t aggregateWriteState = 0;
Check(sceKernelAioWaitRequest(aggregateWriteId, &aggregateWriteState, nullptr) == 0);
Check(aggregateWriteState == 4);
Check(aggregateWriteSuccessResult.state == 3 && aggregateWriteSuccessResult.return_value == 4);
Check(aggregateWriteErrorResult.state == 4 && aggregateWriteErrorResult.return_value == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelClose(writeFd) == 0);
{ std::ifstream stream(file, std::ios::binary); std::string contents; std::getline(stream, contents);
Check(contents.rfind("HELLO", 0) == 0); }
Check(std::filesystem::file_size(file) == seed.size());
{ std::ifstream stream(file, std::ios::binary);
std::string contents{std::istreambuf_iterator<char>(stream), std::istreambuf_iterator<char>()};
Check(contents.size() == seed.size());
Check(contents.substr(8, aggregateWriteBuffer.size()) == "GOOD");
Check(contents.substr(12, 4) == seed.substr(12, 4)); }
Check(sceKernelAioSubmitReadCommands(nullptr, 1, 0, &id) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioSubmitReadCommands(requests, 0, 0, &id) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioSubmitReadCommands(requests, 1, 0, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioWaitRequest(9999, &state, nullptr) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioWaitRequest(id, nullptr, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioPollRequest(id, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioPollRequest(0, &polled) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioDeleteRequest(id, nullptr) == SCE_KERNEL_ERROR_EFAULT);
const int batchFd = sceKernelOpen(file.string().c_str(), SCE_KERNEL_O_RDWR, 0);
Check(batchFd >= 0);
Check(sceKernelLseek(batchFd, 2, 0) == 2);
std::array<char, 4> batchReadBuffer{};
KernelAioResult batchReadSuccessResult{-1, 0};
KernelAioResult batchReadErrorResult{-1, 0};
KernelAioRwRequest batchReads[2] = {
{0, batchReadBuffer.size(), batchReadBuffer.data(), &batchReadSuccessResult, batchFd},
{-1, batchReadBuffer.size(), batchReadBuffer.data(), &batchReadErrorResult, batchFd},
};
std::int32_t batchReadIds[2] = {0, 0};
Check(sceKernelAioSubmitReadCommandsMultiple(batchReads, 2, 0, batchReadIds) == 0);
Check(batchReadIds[0] > 0 && batchReadIds[1] > 0 && batchReadIds[0] != batchReadIds[1]);
Check(batchReadSuccessResult.state == 3 && batchReadSuccessResult.return_value == 4);
Check(batchReadErrorResult.state == 4 && batchReadErrorResult.return_value == SCE_KERNEL_ERROR_EINVAL);
std::int32_t batchReadStates[2] = {0, 0};
Check(sceKernelAioWaitRequests(batchReadIds, 2, batchReadStates, 1, nullptr) == 0);
Check(batchReadStates[0] == 3 && batchReadStates[1] == 4);
std::array<char, 4> batchWriteData = {'A', 'B', 'C', 'D'};
KernelAioResult batchWriteSuccessResult{-1, 0};
KernelAioResult batchWriteErrorResult{-1, 0};
KernelAioRwRequest batchWrites[2] = {
{12, batchWriteData.size(), batchWriteData.data(), &batchWriteSuccessResult, batchFd},
{-1, batchWriteData.size(), batchWriteData.data(), &batchWriteErrorResult, batchFd},
};
std::int32_t batchWriteIds[2] = {0, 0};
Check(sceKernelAioSubmitWriteCommandsMultiple(batchWrites, 2, 0, batchWriteIds) == 0);
Check(batchWriteIds[0] > 0 && batchWriteIds[1] > 0 && batchWriteIds[0] != batchWriteIds[1]);
Check(batchWriteSuccessResult.state == 3 && batchWriteSuccessResult.return_value == 4);
Check(batchWriteErrorResult.state == 4 && batchWriteErrorResult.return_value == SCE_KERNEL_ERROR_EINVAL);
std::int32_t batchWriteStates[2] = {0, 0};
Check(sceKernelAioWaitRequests(batchWriteIds, 2, batchWriteStates, 1, nullptr) == 0);
Check(batchWriteStates[0] == 3 && batchWriteStates[1] == 4);
std::array<char, 4> patch = {'W', 'X', 'Y', 'Z'};
KernelAioResult patchResult{-1, 0};
KernelAioResult badResult{-1, 0};
KernelAioRwRequest writeBatch[2] = {
{8, patch.size(), patch.data(), &patchResult, batchFd},
{0, patch.size(), patch.data(), &badResult, -1},
};
std::int32_t writeIds[2] = {0, 0};
Check(sceKernelAioSubmitWriteCommandsMultiple(writeBatch, 2, 0, writeIds) == 0);
Check(sceKernelLseek(batchFd, 0, 1) == 2);
Check(writeIds[0] > 0 && writeIds[1] > 0 && writeIds[0] != writeIds[1]);
Check(patchResult.state == 3 && patchResult.return_value == 4);
Check(badResult.state == 4 && badResult.return_value == SCE_KERNEL_ERROR_EBADF);
std::int32_t writeStates[2] = {0, 0};
Check(sceKernelAioWaitRequests(writeIds, 2, writeStates, 1, nullptr) == 0);
Check(writeStates[0] == 3 && writeStates[1] == 4);
std::int32_t polledStates[2] = {0, 0};
Check(sceKernelAioPollRequests(writeIds, 2, polledStates) == 0);
Check(polledStates[0] == 3 && polledStates[1] == 4);
std::array<char, 4> readBack{};
std::array<char, 4> tail{};
KernelAioResult readBackResult{-1, 0};
KernelAioResult tailResult{-1, 0};
KernelAioRwRequest readBatch[2] = {
{8, readBack.size(), readBack.data(), &readBackResult, batchFd},
{60, tail.size(), tail.data(), &tailResult, batchFd},
};
std::int32_t readIds[2] = {0, 0};
Check(sceKernelAioSubmitReadCommandsMultiple(readBatch, 2, 0, readIds) == 0);
Check(readIds[0] > 0 && readIds[1] > 0 && readIds[0] != readIds[1]);
Check(readBackResult.state == 3 && readBackResult.return_value == 4);
Check(std::memcmp(readBack.data(), "WXYZ", 4) == 0);
Check(tailResult.state == 3 && tailResult.return_value == 4);
Check(std::memcmp(tail.data(), seed.data() + 60, 4) == 0);
std::int32_t readStates[2] = {0, 0};
std::uint32_t timeout = 1000;
Check(sceKernelAioWaitRequests(readIds, 2, readStates, 2, &timeout) == 0);
Check(readStates[0] == 3 && readStates[1] == 3);
std::int32_t cancelled = 0;
Check(sceKernelAioCancelRequest(readIds[0], &cancelled) == 0);
Check(cancelled == 4);
Check(sceKernelAioPollRequest(readIds[0], &polled) == 0);
Check(polled == 4);
Check(sceKernelAioCancelRequest(0, &cancelled) == 0);
Check(cancelled == 2);
std::int32_t cancelIds[2] = {0, readIds[1]};
std::int32_t cancelStates[2] = {0, 0};
Check(sceKernelAioCancelRequests(cancelIds, 2, cancelStates) == 0);
Check(cancelStates[0] == 2 && cancelStates[1] == 4);
Check(sceKernelAioPollRequest(readIds[1], &polled) == 0);
Check(polled == 4);
Check(sceKernelAioPollRequests(readIds, 2, polledStates) == 0);
Check(polledStates[0] == 4 && polledStates[1] == 4);
std::int32_t deletedRets[2] = {-1, -1};
Check(sceKernelAioDeleteRequests(writeIds, 2, deletedRets) == 0);
Check(deletedRets[0] == 0 && deletedRets[1] == 0);
Check(sceKernelAioPollRequest(writeIds[0], &polled) == 0);
Check(polled == 4);
Check(sceKernelAioDeleteRequests(writeIds, 0, deletedRets) == 0);
Check(sceKernelClose(batchFd) == 0);
std::int32_t badIds[2] = {readIds[0], 9999};
std::int32_t untouched[2] = {7, 7};
Check(sceKernelAioSubmitReadCommandsMultiple(nullptr, 1, 0, readIds) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioSubmitReadCommandsMultiple(readBatch, 1, 0, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioSubmitWriteCommandsMultiple(writeBatch, 0, 0, writeIds) == SCE_KERNEL_ERROR_EINVAL);
KernelAioRwRequest noResult{0, 1, readBack.data(), nullptr, batchFd};
Check(sceKernelAioSubmitWriteCommandsMultiple(&noResult, 1, 0, writeIds) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioWaitRequests(readIds, 2, nullptr, 1, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioWaitRequests(nullptr, 2, readStates, 1, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioWaitRequests(readIds, -1, readStates, 1, nullptr) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioWaitRequests(badIds, 2, untouched, 1, nullptr) == SCE_KERNEL_ERROR_EINVAL);
Check(untouched[0] == 7 && untouched[1] == 7);
Check(sceKernelAioPollRequests(readIds, 2, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioPollRequests(nullptr, 2, readStates) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioPollRequests(readIds, -1, readStates) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioPollRequests(badIds, 2, untouched) == SCE_KERNEL_ERROR_EINVAL);
Check(untouched[0] == 7 && untouched[1] == 7);
Check(sceKernelAioPollRequests(readIds, 0, untouched) == 0);
Check(untouched[0] == 7 && untouched[1] == 7);
bool threw = false;
try { sceKernelAioWaitRequests(readIds, 2, readStates, 3, nullptr); } catch (const std::runtime_error&) { threw = true; }
Check(threw);
threw = false;
std::array<std::int32_t, 129> manyIds{};
std::array<std::int32_t, 129> manyStates{};
manyIds.fill(readIds[0]);
try { sceKernelAioDeleteRequests(manyIds.data(), 129, manyStates.data()); } catch (const std::runtime_error&) { threw = true; }
Check(threw);
threw = false;
try { sceKernelAioPollRequests(manyIds.data(), 129, manyStates.data()); } catch (const std::runtime_error&) { threw = true; }
Check(threw);
Check(sceKernelAioCancelRequest(9999, &cancelled) == SCE_KERNEL_ERROR_EINVAL);
Check(sceKernelAioCancelRequest(readIds[0], nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioCancelRequests(badIds, 2, untouched) == SCE_KERNEL_ERROR_EINVAL);
Check(untouched[0] == 7 && untouched[1] == 7);
Check(sceKernelAioCancelRequests(cancelIds, 2, nullptr) == SCE_KERNEL_ERROR_EFAULT);
Check(sceKernelAioDeleteRequests(badIds, 2, untouched) == SCE_KERNEL_ERROR_EINVAL);
Check(untouched[0] == 7 && untouched[1] == 7);
Check(sceKernelAioDeleteRequests(writeIds, 2, nullptr) == SCE_KERNEL_ERROR_EFAULT);
const auto shared = root / "shared.bin";
std::string sharedContents;
for (char letter : {'A', 'B', 'C', 'D'}) sharedContents.append(1024, letter);
{ std::ofstream stream(shared, std::ios::binary); stream << sharedContents; }
const int sharedFd = sceKernelOpen(shared.string().c_str(), SCE_KERNEL_O_RDONLY, 0);
Check(sharedFd >= 0);
std::atomic<bool> misread{false};
std::vector<std::thread> readers;
for (std::int64_t offset = 0; offset < 4096; offset += 1024) {
readers.emplace_back([&, offset] {
for (int i = 0; i < 2000 && !misread; ++i) {
std::array<char, 16> bytes{};
KernelAioResult result{-1, 0};
KernelAioRwRequest request{offset, bytes.size(), bytes.data(), &result, sharedFd};
std::int32_t requestId = 0;
if (sceKernelAioSubmitReadCommands(&request, 1, 0, &requestId) != 0 || result.state != 3 ||
result.return_value != 16 || std::memcmp(bytes.data(), sharedContents.data() + offset, 16) != 0) {
misread = true;
}
}
});
}
for (auto& reader : readers) reader.join();
Check(!misread);
Check(sceKernelClose(sharedFd) == 0);
Check(std::filesystem::remove_all(root) > 0);
}
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