// Copyright 2017 Dolphin Emulator Project // Licensed under GPLv2+ // Refer to the license.txt file included. #include "Core/IOS/IOSC.h" #include #include #include #include #include #include #include #include #include #include #include "Common/Assert.h" #include "Common/ChunkFile.h" #include "Common/Crypto/AES.h" #include "Common/Crypto/ec.h" #include "Common/ScopeGuard.h" #include "Common/Swap.h" #include "Core/IOS/Device.h" #include "Core/ec_wii.h" namespace IOS { namespace HLE { const std::map, size_t> s_type_to_size_map = {{ {{IOSC::TYPE_SECRET_KEY, IOSC::SUBTYPE_AES128}, 16}, {{IOSC::TYPE_SECRET_KEY, IOSC::SUBTYPE_MAC}, 20}, {{IOSC::TYPE_SECRET_KEY, IOSC::SUBTYPE_ECC233}, 30}, {{IOSC::TYPE_PUBLIC_KEY, IOSC::SUBTYPE_RSA2048}, 256}, {{IOSC::TYPE_PUBLIC_KEY, IOSC::SUBTYPE_RSA4096}, 512}, {{IOSC::TYPE_PUBLIC_KEY, IOSC::SUBTYPE_ECC233}, 60}, {{IOSC::TYPE_DATA, IOSC::SUBTYPE_DATA}, 0}, {{IOSC::TYPE_DATA, IOSC::SUBTYPE_VERSION}, 0}, }}; static size_t GetSizeForType(IOSC::ObjectType type, IOSC::ObjectSubType subtype) { const auto iterator = s_type_to_size_map.find({type, subtype}); return iterator != s_type_to_size_map.end() ? iterator->second : 0; } IOSC::IOSC(ConsoleType console_type) { LoadDefaultEntries(console_type); } IOSC::~IOSC() = default; ReturnCode IOSC::CreateObject(Handle* handle, ObjectType type, ObjectSubType subtype, u32 pid) { auto iterator = FindFreeEntry(); if (iterator == m_key_entries.end()) return IOSC_FAIL_ALLOC; iterator->in_use = true; iterator->type = type; iterator->subtype = subtype; iterator->owner_mask = 1 << pid; *handle = GetHandleFromIterator(iterator); return IPC_SUCCESS; } ReturnCode IOSC::DeleteObject(Handle handle, u32 pid) { if (IsDefaultHandle(handle) || !HasOwnership(handle, pid)) return IOSC_EACCES; KeyEntry* entry = FindEntry(handle); if (!entry) return IOSC_EINVAL; entry->in_use = false; entry->data.clear(); return IPC_SUCCESS; } constexpr size_t AES128_KEY_SIZE = 0x10; ReturnCode IOSC::ImportSecretKey(Handle dest_handle, Handle decrypt_handle, u8* iv, const u8* encrypted_key, u32 pid) { if (!HasOwnership(dest_handle, pid) || !HasOwnership(decrypt_handle, pid) || IsDefaultHandle(dest_handle)) { return IOSC_EACCES; } KeyEntry* dest_entry = FindEntry(dest_handle); if (!dest_entry) return IOSC_EINVAL; // TODO: allow other secret key subtypes if (dest_entry->type != TYPE_SECRET_KEY || dest_entry->subtype != SUBTYPE_AES128) return IOSC_INVALID_OBJTYPE; dest_entry->data.resize(AES128_KEY_SIZE); return Decrypt(decrypt_handle, iv, encrypted_key, AES128_KEY_SIZE, dest_entry->data.data(), pid); } ReturnCode IOSC::ImportPublicKey(Handle dest_handle, const u8* public_key, const u8* public_key_exponent, u32 pid) { if (!HasOwnership(dest_handle, pid) || IsDefaultHandle(dest_handle)) return IOSC_EACCES; KeyEntry* dest_entry = FindEntry(dest_handle); if (!dest_entry) return IOSC_EINVAL; if (dest_entry->type != TYPE_PUBLIC_KEY) return IOSC_INVALID_OBJTYPE; const size_t size = GetSizeForType(dest_entry->type, dest_entry->subtype); if (size == 0) return IOSC_INVALID_OBJTYPE; dest_entry->data.assign(public_key, public_key + size); if (dest_entry->subtype == SUBTYPE_RSA2048 || dest_entry->subtype == SUBTYPE_RSA4096) { _assert_(public_key_exponent); std::copy_n(public_key_exponent, 4, dest_entry->misc_data.begin()); } return IPC_SUCCESS; } ReturnCode IOSC::ComputeSharedKey(Handle dest_handle, Handle private_handle, Handle public_handle, u32 pid) { if (!HasOwnership(dest_handle, pid) || !HasOwnership(private_handle, pid) || !HasOwnership(public_handle, pid) || IsDefaultHandle(dest_handle)) { return IOSC_EACCES; } KeyEntry* dest_entry = FindEntry(dest_handle); const KeyEntry* private_entry = FindEntry(private_handle); const KeyEntry* public_entry = FindEntry(public_handle); if (!dest_entry || !private_entry || !public_entry) return IOSC_EINVAL; if (dest_entry->type != TYPE_SECRET_KEY || dest_entry->subtype != SUBTYPE_AES128 || private_entry->type != TYPE_SECRET_KEY || private_entry->subtype != SUBTYPE_ECC233 || public_entry->type != TYPE_PUBLIC_KEY || public_entry->subtype != SUBTYPE_ECC233) { return IOSC_INVALID_OBJTYPE; } // Calculate the ECC shared secret. std::array shared_secret; point_mul(shared_secret.data(), private_entry->data.data(), public_entry->data.data()); std::array sha1; mbedtls_sha1(shared_secret.data(), shared_secret.size() / 2, sha1.data()); dest_entry->data.resize(AES128_KEY_SIZE); std::copy_n(sha1.cbegin(), AES128_KEY_SIZE, dest_entry->data.begin()); return IPC_SUCCESS; } ReturnCode IOSC::DecryptEncrypt(Common::AES::Mode mode, Handle key_handle, u8* iv, const u8* input, size_t size, u8* output, u32 pid) const { if (!HasOwnership(key_handle, pid)) return IOSC_EACCES; const KeyEntry* entry = FindEntry(key_handle); if (!entry) return IOSC_EINVAL; if (entry->type != TYPE_SECRET_KEY || entry->subtype != SUBTYPE_AES128) return IOSC_INVALID_OBJTYPE; if (entry->data.size() != AES128_KEY_SIZE) return IOSC_FAIL_INTERNAL; const std::vector data = Common::AES::DecryptEncrypt(entry->data.data(), iv, input, size, mode); std::memcpy(output, data.data(), data.size()); return IPC_SUCCESS; } ReturnCode IOSC::Encrypt(Handle key_handle, u8* iv, const u8* input, size_t size, u8* output, u32 pid) const { return DecryptEncrypt(Common::AES::Mode::Encrypt, key_handle, iv, input, size, output, pid); } ReturnCode IOSC::Decrypt(Handle key_handle, u8* iv, const u8* input, size_t size, u8* output, u32 pid) const { return DecryptEncrypt(Common::AES::Mode::Decrypt, key_handle, iv, input, size, output, pid); } ReturnCode IOSC::VerifyPublicKeySign(const std::array& sha1, Handle signer_handle, const u8* signature, u32 pid) const { if (!HasOwnership(signer_handle, pid)) return IOSC_EACCES; const KeyEntry* entry = FindEntry(signer_handle, SearchMode::IncludeRootKey); if (!entry) return IOSC_EINVAL; // TODO: add support for keypair entries. if (entry->type != TYPE_PUBLIC_KEY) return IOSC_INVALID_OBJTYPE; switch (entry->subtype) { case SUBTYPE_RSA2048: case SUBTYPE_RSA4096: { const size_t expected_key_size = entry->subtype == SUBTYPE_RSA2048 ? 0x100 : 0x200; _assert_(entry->data.size() == expected_key_size); mbedtls_rsa_context rsa; mbedtls_rsa_init(&rsa, MBEDTLS_RSA_PKCS_V15, 0); Common::ScopeGuard context_guard{[&rsa] { mbedtls_rsa_free(&rsa); }}; mbedtls_mpi_read_binary(&rsa.N, entry->data.data(), entry->data.size()); mbedtls_mpi_read_binary(&rsa.E, entry->misc_data.data(), entry->misc_data.size()); rsa.len = entry->data.size(); const int ret = mbedtls_rsa_pkcs1_verify(&rsa, nullptr, nullptr, MBEDTLS_RSA_PUBLIC, MBEDTLS_MD_SHA1, 0, sha1.data(), signature); if (ret != 0) { WARN_LOG(IOS, "VerifyPublicKeySign: RSA verification failed (error %d)", ret); return IOSC_FAIL_CHECKVALUE; } return IPC_SUCCESS; } case SUBTYPE_ECC233: ERROR_LOG(IOS, "VerifyPublicKeySign: SUBTYPE_ECC233 is unimplemented"); // [[fallthrough]] default: return IOSC_INVALID_OBJTYPE; } } struct ImportCertParameters { size_t offset; size_t size; size_t signature_offset; size_t public_key_offset; size_t public_key_exponent_offset; }; static ReturnCode GetImportCertParameters(const u8* cert, ImportCertParameters* parameters) { // TODO: Add support for ECC signature type. const u32 signature_type = Common::swap32(cert + offsetof(Cert, type)); switch (static_cast(signature_type)) { case SignatureType::RSA2048: { const u32 key_type = Common::swap32(cert + offsetof(Cert, rsa2048.header.public_key_type)); // TODO: Add support for ECC public key type. if (static_cast(key_type) != PublicKeyType::RSA2048) return IOSC_INVALID_FORMAT; parameters->offset = offsetof(Cert, rsa2048.signature.issuer); parameters->size = sizeof(Cert::rsa2048) - parameters->offset; parameters->signature_offset = offsetof(Cert, rsa2048.signature.sig); parameters->public_key_offset = offsetof(Cert, rsa2048.public_key); parameters->public_key_exponent_offset = offsetof(Cert, rsa2048.exponent); return IPC_SUCCESS; } case SignatureType::RSA4096: { parameters->offset = offsetof(Cert, rsa4096.signature.issuer); parameters->size = sizeof(Cert::rsa4096) - parameters->offset; parameters->signature_offset = offsetof(Cert, rsa4096.signature.sig); parameters->public_key_offset = offsetof(Cert, rsa4096.public_key); parameters->public_key_exponent_offset = offsetof(Cert, rsa4096.exponent); return IPC_SUCCESS; } default: WARN_LOG(IOS, "Unknown signature type: %08x", signature_type); return IOSC_INVALID_FORMAT; } } ReturnCode IOSC::ImportCertificate(const u8* cert, Handle signer_handle, Handle dest_handle, u32 pid) { if (!HasOwnership(signer_handle, pid) || !HasOwnership(dest_handle, pid)) return IOSC_EACCES; const KeyEntry* signer_entry = FindEntry(signer_handle, SearchMode::IncludeRootKey); const KeyEntry* dest_entry = FindEntry(dest_handle, SearchMode::IncludeRootKey); if (!signer_entry || !dest_entry) return IOSC_EINVAL; if (signer_entry->type != TYPE_PUBLIC_KEY || dest_entry->type != TYPE_PUBLIC_KEY) return IOSC_INVALID_OBJTYPE; ImportCertParameters parameters; const ReturnCode ret = GetImportCertParameters(cert, ¶meters); if (ret != IPC_SUCCESS) return ret; std::array sha1; mbedtls_sha1(cert + parameters.offset, parameters.size, sha1.data()); if (VerifyPublicKeySign(sha1, signer_handle, cert + parameters.signature_offset, pid) != IPC_SUCCESS) { return IOSC_FAIL_CHECKVALUE; } return ImportPublicKey(dest_handle, cert + parameters.public_key_offset, cert + parameters.public_key_exponent_offset, pid); } ReturnCode IOSC::GetOwnership(Handle handle, u32* owner) const { const KeyEntry* entry = FindEntry(handle); if (entry && entry->in_use) { *owner = entry->owner_mask; return IPC_SUCCESS; } return IOSC_EINVAL; } ReturnCode IOSC::SetOwnership(Handle handle, u32 new_owner, u32 pid) { if (!HasOwnership(handle, pid)) return IOSC_EACCES; KeyEntry* entry = FindEntry(handle); if (!entry) return IOSC_EINVAL; const u32 mask_with_current_pid = 1 << pid; const u32 mask = entry->owner_mask | mask_with_current_pid; if (mask != mask_with_current_pid) return IOSC_EACCES; entry->owner_mask = (new_owner & ~7) | mask; return IPC_SUCCESS; } constexpr std::array ROOT_PUBLIC_KEY = { {0xF8, 0x24, 0x6C, 0x58, 0xBA, 0xE7, 0x50, 0x03, 0x01, 0xFB, 0xB7, 0xC2, 0xEB, 0xE0, 0x01, 0x05, 0x71, 0xDA, 0x92, 0x23, 0x78, 0xF0, 0x51, 0x4E, 0xC0, 0x03, 0x1D, 0xD0, 0xD2, 0x1E, 0xD3, 0xD0, 0x7E, 0xFC, 0x85, 0x20, 0x69, 0xB5, 0xDE, 0x9B, 0xB9, 0x51, 0xA8, 0xBC, 0x90, 0xA2, 0x44, 0x92, 0x6D, 0x37, 0x92, 0x95, 0xAE, 0x94, 0x36, 0xAA, 0xA6, 0xA3, 0x02, 0x51, 0x0C, 0x7B, 0x1D, 0xED, 0xD5, 0xFB, 0x20, 0x86, 0x9D, 0x7F, 0x30, 0x16, 0xF6, 0xBE, 0x65, 0xD3, 0x83, 0xA1, 0x6D, 0xB3, 0x32, 0x1B, 0x95, 0x35, 0x18, 0x90, 0xB1, 0x70, 0x02, 0x93, 0x7E, 0xE1, 0x93, 0xF5, 0x7E, 0x99, 0xA2, 0x47, 0x4E, 0x9D, 0x38, 0x24, 0xC7, 0xAE, 0xE3, 0x85, 0x41, 0xF5, 0x67, 0xE7, 0x51, 0x8C, 0x7A, 0x0E, 0x38, 0xE7, 0xEB, 0xAF, 0x41, 0x19, 0x1B, 0xCF, 0xF1, 0x7B, 0x42, 0xA6, 0xB4, 0xED, 0xE6, 0xCE, 0x8D, 0xE7, 0x31, 0x8F, 0x7F, 0x52, 0x04, 0xB3, 0x99, 0x0E, 0x22, 0x67, 0x45, 0xAF, 0xD4, 0x85, 0xB2, 0x44, 0x93, 0x00, 0x8B, 0x08, 0xC7, 0xF6, 0xB7, 0xE5, 0x6B, 0x02, 0xB3, 0xE8, 0xFE, 0x0C, 0x9D, 0x85, 0x9C, 0xB8, 0xB6, 0x82, 0x23, 0xB8, 0xAB, 0x27, 0xEE, 0x5F, 0x65, 0x38, 0x07, 0x8B, 0x2D, 0xB9, 0x1E, 0x2A, 0x15, 0x3E, 0x85, 0x81, 0x80, 0x72, 0xA2, 0x3B, 0x6D, 0xD9, 0x32, 0x81, 0x05, 0x4F, 0x6F, 0xB0, 0xF6, 0xF5, 0xAD, 0x28, 0x3E, 0xCA, 0x0B, 0x7A, 0xF3, 0x54, 0x55, 0xE0, 0x3D, 0xA7, 0xB6, 0x83, 0x26, 0xF3, 0xEC, 0x83, 0x4A, 0xF3, 0x14, 0x04, 0x8A, 0xC6, 0xDF, 0x20, 0xD2, 0x85, 0x08, 0x67, 0x3C, 0xAB, 0x62, 0xA2, 0xC7, 0xBC, 0x13, 0x1A, 0x53, 0x3E, 0x0B, 0x66, 0x80, 0x6B, 0x1C, 0x30, 0x66, 0x4B, 0x37, 0x23, 0x31, 0xBD, 0xC4, 0xB0, 0xCA, 0xD8, 0xD1, 0x1E, 0xE7, 0xBB, 0xD9, 0x28, 0x55, 0x48, 0xAA, 0xEC, 0x1F, 0x66, 0xE8, 0x21, 0xB3, 0xC8, 0xA0, 0x47, 0x69, 0x00, 0xC5, 0xE6, 0x88, 0xE8, 0x0C, 0xCE, 0x3C, 0x61, 0xD6, 0x9C, 0xBB, 0xA1, 0x37, 0xC6, 0x60, 0x4F, 0x7A, 0x72, 0xDD, 0x8C, 0x7B, 0x3E, 0x3D, 0x51, 0x29, 0x0D, 0xAA, 0x6A, 0x59, 0x7B, 0x08, 0x1F, 0x9D, 0x36, 0x33, 0xA3, 0x46, 0x7A, 0x35, 0x61, 0x09, 0xAC, 0xA7, 0xDD, 0x7D, 0x2E, 0x2F, 0xB2, 0xC1, 0xAE, 0xB8, 0xE2, 0x0F, 0x48, 0x92, 0xD8, 0xB9, 0xF8, 0xB4, 0x6F, 0x4E, 0x3C, 0x11, 0xF4, 0xF4, 0x7D, 0x8B, 0x75, 0x7D, 0xFE, 0xFE, 0xA3, 0x89, 0x9C, 0x33, 0x59, 0x5C, 0x5E, 0xFD, 0xEB, 0xCB, 0xAB, 0xE8, 0x41, 0x3E, 0x3A, 0x9A, 0x80, 0x3C, 0x69, 0x35, 0x6E, 0xB2, 0xB2, 0xAD, 0x5C, 0xC4, 0xC8, 0x58, 0x45, 0x5E, 0xF5, 0xF7, 0xB3, 0x06, 0x44, 0xB4, 0x7C, 0x64, 0x06, 0x8C, 0xDF, 0x80, 0x9F, 0x76, 0x02, 0x5A, 0x2D, 0xB4, 0x46, 0xE0, 0x3D, 0x7C, 0xF6, 0x2F, 0x34, 0xE7, 0x02, 0x45, 0x7B, 0x02, 0xA4, 0xCF, 0x5D, 0x9D, 0xD5, 0x3C, 0xA5, 0x3A, 0x7C, 0xA6, 0x29, 0x78, 0x8C, 0x67, 0xCA, 0x08, 0xBF, 0xEC, 0xCA, 0x43, 0xA9, 0x57, 0xAD, 0x16, 0xC9, 0x4E, 0x1C, 0xD8, 0x75, 0xCA, 0x10, 0x7D, 0xCE, 0x7E, 0x01, 0x18, 0xF0, 0xDF, 0x6B, 0xFE, 0xE5, 0x1D, 0xDB, 0xD9, 0x91, 0xC2, 0x6E, 0x60, 0xCD, 0x48, 0x58, 0xAA, 0x59, 0x2C, 0x82, 0x00, 0x75, 0xF2, 0x9F, 0x52, 0x6C, 0x91, 0x7C, 0x6F, 0xE5, 0x40, 0x3E, 0xA7, 0xD4, 0xA5, 0x0C, 0xEC, 0x3B, 0x73, 0x84, 0xDE, 0x88, 0x6E, 0x82, 0xD2, 0xEB, 0x4D, 0x4E, 0x42, 0xB5, 0xF2, 0xB1, 0x49, 0xA8, 0x1E, 0xA7, 0xCE, 0x71, 0x44, 0xDC, 0x29, 0x94, 0xCF, 0xC4, 0x4E, 0x1F, 0x91, 0xCB, 0xD4, 0x95}}; void IOSC::LoadDefaultEntries(ConsoleType console_type) { // TODO: add support for loading and writing to a BootMii / SEEPROM and OTP dump. const EcWii& ec = EcWii::GetInstance(); m_key_entries[HANDLE_CONSOLE_KEY] = {TYPE_SECRET_KEY, SUBTYPE_ECC233, std::vector(ec.GetNGPriv(), ec.GetNGPriv() + 30), 3}; // Unimplemented. m_key_entries[HANDLE_CONSOLE_ID] = {TYPE_DATA, SUBTYPE_DATA, std::vector(4), 0xFFFFFFF}; m_key_entries[HANDLE_FS_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, std::vector(16), 5}; m_key_entries[HANDLE_FS_MAC] = {TYPE_SECRET_KEY, SUBTYPE_MAC, std::vector(20), 5}; switch (console_type) { case ConsoleType::Retail: m_key_entries[HANDLE_COMMON_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, {{0xeb, 0xe4, 0x2a, 0x22, 0x5e, 0x85, 0x93, 0xe4, 0x48, 0xd9, 0xc5, 0x45, 0x73, 0x81, 0xaa, 0xf7}}, 3}; break; case ConsoleType::RVT: m_key_entries[HANDLE_COMMON_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, {{0xa1, 0x60, 0x4a, 0x6a, 0x71, 0x23, 0xb5, 0x29, 0xae, 0x8b, 0xec, 0x32, 0xc8, 0x16, 0xfc, 0xaa}}, 3}; break; default: _assert_msg_(IOS, false, "Unknown console type"); break; } // Unimplemented. m_key_entries[HANDLE_PRNG_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, std::vector(16), 3}; m_key_entries[HANDLE_SD_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, {{0xab, 0x01, 0xb9, 0xd8, 0xe1, 0x62, 0x2b, 0x08, 0xaf, 0xba, 0xd8, 0x4d, 0xbf, 0xc2, 0xa5, 0x5d}}, 3}; // Unimplemented. m_key_entries[HANDLE_BOOT2_VERSION] = {TYPE_DATA, SUBTYPE_VERSION, std::vector(4), 3}; m_key_entries[HANDLE_UNKNOWN_8] = {TYPE_DATA, SUBTYPE_VERSION, std::vector(4), 3}; m_key_entries[HANDLE_UNKNOWN_9] = {TYPE_DATA, SUBTYPE_VERSION, std::vector(4), 3}; m_key_entries[HANDLE_FS_VERSION] = {TYPE_DATA, SUBTYPE_VERSION, std::vector(4), 3}; m_key_entries[HANDLE_NEW_COMMON_KEY] = {TYPE_SECRET_KEY, SUBTYPE_AES128, {{0x63, 0xb8, 0x2b, 0xb4, 0xf4, 0x61, 0x4e, 0x2e, 0x13, 0xf2, 0xfe, 0xfb, 0xba, 0x4c, 0x9b, 0x7e}}, 3}; std::array root_exponent = {{0x0, 0x1, 0x0, 0x1}}; m_root_key_entry = {TYPE_PUBLIC_KEY, SUBTYPE_RSA4096, std::vector(ROOT_PUBLIC_KEY.begin(), ROOT_PUBLIC_KEY.end()), std::move(root_exponent), 0}; } IOSC::KeyEntry::KeyEntry() = default; IOSC::KeyEntry::KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector&& data_, std::array&& misc_data_, u32 owner_mask_) : in_use(true), type(type_), subtype(subtype_), data(std::move(data_)), misc_data(std::move(misc_data_)), owner_mask(owner_mask_) { } IOSC::KeyEntry::KeyEntry(ObjectType type_, ObjectSubType subtype_, std::vector&& data_, u32 owner_mask_) : KeyEntry(type_, subtype_, std::move(data_), {}, owner_mask_) { } IOSC::KeyEntries::iterator IOSC::FindFreeEntry() { return std::find_if(m_key_entries.begin(), m_key_entries.end(), [](const auto& entry) { return !entry.in_use; }); } IOSC::KeyEntry* IOSC::FindEntry(Handle handle) { return handle < m_key_entries.size() ? &m_key_entries[handle] : nullptr; } const IOSC::KeyEntry* IOSC::FindEntry(Handle handle, SearchMode mode) const { if (mode == SearchMode::IncludeRootKey && handle == HANDLE_ROOT_KEY) return &m_root_key_entry; return handle < m_key_entries.size() ? &m_key_entries[handle] : nullptr; } IOSC::Handle IOSC::GetHandleFromIterator(IOSC::KeyEntries::iterator iterator) const { _assert_(iterator != m_key_entries.end()); return static_cast(iterator - m_key_entries.begin()); } bool IOSC::HasOwnership(Handle handle, u32 pid) const { u32 owner_mask; return handle == HANDLE_ROOT_KEY || (GetOwnership(handle, &owner_mask) == IPC_SUCCESS && ((1 << pid) & owner_mask) != 0); } bool IOSC::IsDefaultHandle(Handle handle) const { constexpr Handle last_default_handle = HANDLE_NEW_COMMON_KEY; return handle <= last_default_handle || handle == HANDLE_ROOT_KEY; } void IOSC::DoState(PointerWrap& p) { for (auto& entry : m_key_entries) entry.DoState(p); } void IOSC::KeyEntry::DoState(PointerWrap& p) { p.Do(in_use); p.Do(type); p.Do(subtype); p.Do(data); p.Do(owner_mask); } } // namespace HLE } // namespace IOS