mirror of
https://github.com/shadps4-emu/shadPS4.git
synced 2025-06-14 06:33:15 +00:00
278 lines
9 KiB
C++
278 lines
9 KiB
C++
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <thread>
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#include <boost/asio/io_context.hpp>
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#include "common/assert.h"
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#include "common/debug.h"
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#include "common/logging/log.h"
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#include "common/polyfill_thread.h"
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#include "common/thread.h"
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#include "common/va_ctx.h"
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#include "core/file_sys/fs.h"
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#include "core/libraries/error_codes.h"
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#include "core/libraries/kernel/debug.h"
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#include "core/libraries/kernel/equeue.h"
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#include "core/libraries/kernel/file_system.h"
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#include "core/libraries/kernel/kernel.h"
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#include "core/libraries/kernel/memory.h"
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#include "core/libraries/kernel/orbis_error.h"
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#include "core/libraries/kernel/posix_error.h"
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#include "core/libraries/kernel/process.h"
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#include "core/libraries/kernel/threads.h"
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#include "core/libraries/kernel/threads/exception.h"
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#include "core/libraries/kernel/time.h"
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#include "core/libraries/libs.h"
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#include "core/libraries/network/sys_net.h"
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#ifdef _WIN64
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#include <Rpc.h>
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#else
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#include <uuid/uuid.h>
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#endif
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#include <common/singleton.h>
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#include <core/libraries/network/net_error.h>
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#include <core/libraries/network/sockets.h>
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#include "aio.h"
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namespace Libraries::Kernel {
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static u64 g_stack_chk_guard = 0xDEADBEEF54321ABC; // dummy return
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boost::asio::io_context io_context;
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static std::mutex m_asio_req;
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static std::condition_variable_any cv_asio_req;
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static std::atomic<u32> asio_requests;
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static std::jthread service_thread;
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void KernelSignalRequest() {
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std::unique_lock lock{m_asio_req};
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++asio_requests;
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cv_asio_req.notify_one();
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}
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static void KernelServiceThread(std::stop_token stoken) {
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Common::SetCurrentThreadName("shadPS4:KernelServiceThread");
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while (!stoken.stop_requested()) {
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HLE_TRACE;
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{
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std::unique_lock lock{m_asio_req};
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Common::CondvarWait(cv_asio_req, lock, stoken, [] { return asio_requests != 0; });
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}
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if (stoken.stop_requested()) {
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break;
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}
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io_context.run();
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io_context.restart();
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asio_requests = 0;
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}
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}
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static PS4_SYSV_ABI void stack_chk_fail() {
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UNREACHABLE();
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}
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static thread_local int g_posix_errno = 0;
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int* PS4_SYSV_ABI __Error() {
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return &g_posix_errno;
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}
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void ErrSceToPosix(int error) {
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g_posix_errno = error - ORBIS_KERNEL_ERROR_UNKNOWN;
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}
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int ErrnoToSceKernelError(int error) {
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return error + ORBIS_KERNEL_ERROR_UNKNOWN;
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}
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void SetPosixErrno(int e) {
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// Some error numbers are different between supported OSes
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switch (e) {
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case EPERM:
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g_posix_errno = POSIX_EPERM;
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break;
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case ENOENT:
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g_posix_errno = POSIX_ENOENT;
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break;
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case EDEADLK:
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g_posix_errno = POSIX_EDEADLK;
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break;
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case ENOMEM:
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g_posix_errno = POSIX_ENOMEM;
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break;
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case EACCES:
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g_posix_errno = POSIX_EACCES;
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break;
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case EFAULT:
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g_posix_errno = POSIX_EFAULT;
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break;
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case EINVAL:
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g_posix_errno = POSIX_EINVAL;
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break;
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case ENOSPC:
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g_posix_errno = POSIX_ENOSPC;
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break;
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case ERANGE:
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g_posix_errno = POSIX_ERANGE;
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break;
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case EAGAIN:
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g_posix_errno = POSIX_EAGAIN;
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break;
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case ETIMEDOUT:
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g_posix_errno = POSIX_ETIMEDOUT;
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break;
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default:
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LOG_WARNING(Kernel, "Unhandled errno {}", e);
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g_posix_errno = e;
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}
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}
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static uint64_t g_mspace_atomic_id_mask = 0;
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static uint64_t g_mstate_table[64] = {0};
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struct HeapInfoInfo {
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uint64_t size = sizeof(HeapInfoInfo);
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uint32_t flag;
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uint32_t getSegmentInfo;
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uint64_t* mspace_atomic_id_mask;
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uint64_t* mstate_table;
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};
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void PS4_SYSV_ABI sceLibcHeapGetTraceInfo(HeapInfoInfo* info) {
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info->mspace_atomic_id_mask = &g_mspace_atomic_id_mask;
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info->mstate_table = g_mstate_table;
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info->getSegmentInfo = 0;
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}
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struct OrbisKernelUuid {
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u32 timeLow;
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u16 timeMid;
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u16 timeHiAndVersion;
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u8 clockSeqHiAndReserved;
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u8 clockSeqLow;
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u8 node[6];
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};
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static_assert(sizeof(OrbisKernelUuid) == 0x10);
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int PS4_SYSV_ABI sceKernelUuidCreate(OrbisKernelUuid* orbisUuid) {
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if (!orbisUuid) {
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return ORBIS_KERNEL_ERROR_EINVAL;
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}
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#ifdef _WIN64
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UUID uuid;
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if (UuidCreate(&uuid) != RPC_S_OK) {
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return ORBIS_KERNEL_ERROR_EFAULT;
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}
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#else
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uuid_t uuid;
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uuid_generate(uuid);
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#endif
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std::memcpy(orbisUuid, &uuid, sizeof(OrbisKernelUuid));
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return ORBIS_OK;
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}
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int PS4_SYSV_ABI kernel_ioctl(int fd, u64 cmd, VA_ARGS) {
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auto* h = Common::Singleton<Core::FileSys::HandleTable>::Instance();
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auto* file = h->GetFile(fd);
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if (file == nullptr) {
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LOG_INFO(Lib_Kernel, "ioctl: fd = {:X} cmd = {:X} file == nullptr", fd, cmd);
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g_posix_errno = POSIX_EBADF;
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return -1;
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}
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if (file->type != Core::FileSys::FileType::Device) {
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LOG_WARNING(Lib_Kernel, "ioctl: fd = {:X} cmd = {:X} file->type != Device", fd, cmd);
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g_posix_errno = ENOTTY;
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return -1;
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}
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VA_CTX(ctx);
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int result = file->device->ioctl(cmd, &ctx);
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LOG_TRACE(Lib_Kernel, "ioctl: fd = {:X} cmd = {:X} result = {}", fd, cmd, result);
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if (result < 0) {
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ErrSceToPosix(result);
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return -1;
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}
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return result;
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}
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const char* PS4_SYSV_ABI sceKernelGetFsSandboxRandomWord() {
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const char* path = "sys";
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return path;
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}
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int PS4_SYSV_ABI _sigprocmask() {
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return ORBIS_OK;
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}
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int PS4_SYSV_ABI posix_getpagesize() {
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return 16_KB;
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}
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int PS4_SYSV_ABI posix_getsockname(Libraries::Net::OrbisNetId s,
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Libraries::Net::OrbisNetSockaddr* addr, u32* paddrlen) {
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auto* netcall = Common::Singleton<Libraries::Net::NetInternal>::Instance();
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auto sock = netcall->FindSocket(s);
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if (!sock) {
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*Libraries::Kernel::__Error() = ORBIS_NET_ERROR_EBADF;
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LOG_ERROR(Lib_Net, "socket id is invalid = {}", s);
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return -1;
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}
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int returncode = sock->GetSocketAddress(addr, paddrlen);
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if (returncode >= 0) {
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LOG_ERROR(Lib_Net, "return code : {:#x}", (u32)returncode);
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return 0;
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}
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*Libraries::Kernel::__Error() = 0x20;
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LOG_ERROR(Lib_Net, "error code returned : {:#x}", (u32)returncode);
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return -1;
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}
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void RegisterKernel(Core::Loader::SymbolsResolver* sym) {
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service_thread = std::jthread{KernelServiceThread};
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Libraries::Kernel::RegisterFileSystem(sym);
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Libraries::Kernel::RegisterTime(sym);
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Libraries::Kernel::RegisterThreads(sym);
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Libraries::Kernel::RegisterKernelEventFlag(sym);
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Libraries::Kernel::RegisterMemory(sym);
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Libraries::Kernel::RegisterEventQueue(sym);
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Libraries::Kernel::RegisterProcess(sym);
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Libraries::Kernel::RegisterException(sym);
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Libraries::Kernel::RegisterAio(sym);
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Libraries::Kernel::RegisterDebug(sym);
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LIB_OBJ("f7uOxY9mM1U", "libkernel", 1, "libkernel", 1, 1, &g_stack_chk_guard);
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LIB_FUNCTION("PfccT7qURYE", "libkernel", 1, "libkernel", 1, 1, kernel_ioctl);
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LIB_FUNCTION("JGfTMBOdUJo", "libkernel", 1, "libkernel", 1, 1, sceKernelGetFsSandboxRandomWord);
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LIB_FUNCTION("6xVpy0Fdq+I", "libkernel", 1, "libkernel", 1, 1, _sigprocmask);
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LIB_FUNCTION("Xjoosiw+XPI", "libkernel", 1, "libkernel", 1, 1, sceKernelUuidCreate);
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LIB_FUNCTION("Ou3iL1abvng", "libkernel", 1, "libkernel", 1, 1, stack_chk_fail);
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LIB_FUNCTION("9BcDykPmo1I", "libkernel", 1, "libkernel", 1, 1, __Error);
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LIB_FUNCTION("k+AXqu2-eBc", "libkernel", 1, "libkernel", 1, 1, posix_getpagesize);
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LIB_FUNCTION("k+AXqu2-eBc", "libScePosix", 1, "libkernel", 1, 1, posix_getpagesize);
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LIB_FUNCTION("NWtTN10cJzE", "libSceLibcInternalExt", 1, "libSceLibcInternal", 1, 1,
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sceLibcHeapGetTraceInfo);
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// network
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LIB_FUNCTION("XVL8So3QJUk", "libkernel", 1, "libkernel", 1, 1, Libraries::Net::sys_connect);
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LIB_FUNCTION("TU-d9PfIHPM", "libkernel", 1, "libkernel", 1, 1, Libraries::Net::sys_socketex);
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LIB_FUNCTION("KuOmgKoqCdY", "libkernel", 1, "libkernel", 1, 1, Libraries::Net::sys_bind);
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LIB_FUNCTION("pxnCmagrtao", "libkernel", 1, "libkernel", 1, 1, Libraries::Net::sys_listen);
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LIB_FUNCTION("3e+4Iv7IJ8U", "libkernel", 1, "libkernel", 1, 1, Libraries::Net::sys_accept);
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LIB_FUNCTION("TU-d9PfIHPM", "libScePosix", 1, "libkernel", 1, 1, Libraries::Net::sys_socket);
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LIB_FUNCTION("oBr313PppNE", "libScePosix", 1, "libkernel", 1, 1, Libraries::Net::sys_sendto);
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LIB_FUNCTION("lUk6wrGXyMw", "libScePosix", 1, "libkernel", 1, 1, Libraries::Net::sys_recvfrom);
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LIB_FUNCTION("fFxGkxF2bVo", "libScePosix", 1, "libkernel", 1, 1,
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Libraries::Net::sys_setsockopt);
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// LIB_FUNCTION("RenI1lL1WFk", "libScePosix", 1, "libkernel", 1, 1, posix_getsockname);
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LIB_FUNCTION("KuOmgKoqCdY", "libScePosix", 1, "libkernel", 1, 1, Libraries::Net::sys_bind);
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LIB_FUNCTION("5jRCs2axtr4", "libScePosix", 1, "libkernel", 1, 1,
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Libraries::Net::sceNetInetNtop); // TODO fix it to sys_ ...
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LIB_FUNCTION("4n51s0zEf0c", "libScePosix", 1, "libkernel", 1, 1,
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Libraries::Net::sceNetInetPton); // TODO fix it to sys_ ...
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}
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} // namespace Libraries::Kernel
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