mirror of
https://github.com/starr-dusT/citra.git
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210 lines
7.3 KiB
C++
210 lines
7.3 KiB
C++
// Copyright 2015 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <array>
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#include <cstring>
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#include <vector>
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#include "common/archives.h"
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#include "common/assert.h"
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#include "common/logging/log.h"
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#include "core/core.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/event.h"
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#include "core/hle/result.h"
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#include "core/hle/service/cfg/cfg.h"
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#include "core/hle/service/frd/frd.h"
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#include "core/hle/service/frd/frd_a.h"
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#include "core/hle/service/frd/frd_u.h"
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SERVICE_CONSTRUCT_IMPL(Service::FRD::Module)
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namespace Service::FRD {
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Module::Interface::Interface(std::shared_ptr<Module> frd, const char* name, u32 max_session)
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: ServiceFramework(name, max_session), frd(std::move(frd)) {}
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Module::Interface::~Interface() = default;
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void Module::Interface::GetMyPresence(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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std::vector<u8> buffer(sizeof(MyPresence));
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std::memcpy(buffer.data(), &frd->my_presence, buffer.size());
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(RESULT_SUCCESS);
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rb.PushStaticBuffer(std::move(buffer), 0);
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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}
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void Module::Interface::GetFriendKeyList(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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const u32 unknown = rp.Pop<u32>();
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const u32 frd_count = rp.Pop<u32>();
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std::vector<u8> buffer(sizeof(FriendKey) * frd_count, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 2);
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(0); // 0 friends
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rb.PushStaticBuffer(std::move(buffer), 0);
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LOG_WARNING(Service_FRD, "(STUBBED) called, unknown={}, frd_count={}", unknown, frd_count);
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}
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void Module::Interface::GetFriendProfile(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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const u32 count = rp.Pop<u32>();
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const std::vector<u8> frd_keys = rp.PopStaticBuffer();
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ASSERT(frd_keys.size() == count * sizeof(FriendKey));
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std::vector<u8> buffer(sizeof(Profile) * count, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(RESULT_SUCCESS);
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rb.PushStaticBuffer(std::move(buffer), 0);
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LOG_WARNING(Service_FRD, "(STUBBED) called, count={}", count);
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}
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void Module::Interface::GetFriendAttributeFlags(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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const u32 count = rp.Pop<u32>();
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const std::vector<u8> frd_keys = rp.PopStaticBuffer();
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ASSERT(frd_keys.size() == count * sizeof(FriendKey));
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// TODO:(mailwl) figure out AttributeFlag size and zero all buffer. Assume 1 byte
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std::vector<u8> buffer(1 * count, 0);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(RESULT_SUCCESS);
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rb.PushStaticBuffer(std::move(buffer), 0);
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LOG_WARNING(Service_FRD, "(STUBBED) called, count={}", count);
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}
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void Module::Interface::GetMyFriendKey(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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IPC::RequestBuilder rb = rp.MakeBuilder(5, 0);
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(frd->my_friend_key);
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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}
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void Module::Interface::GetMyScreenName(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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IPC::RequestBuilder rb = rp.MakeBuilder(7, 0);
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struct ScreenName {
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// 20 bytes according to 3dbrew
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std::array<char16_t, 10> name;
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};
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auto cfg = Service::CFG::GetModule(frd->system);
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ASSERT_MSG(cfg, "CFG Module missing!");
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auto username = cfg->GetUsername();
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ASSERT_MSG(username.length() <= 10, "Username longer than expected!");
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ScreenName screen_name{};
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std::memcpy(screen_name.name.data(), username.data(), username.length() * sizeof(char16_t));
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw(screen_name);
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rb.Push(0);
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LOG_INFO(Service_FRD, "returning the username defined in cfg");
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}
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void Module::Interface::UnscrambleLocalFriendCode(Kernel::HLERequestContext& ctx) {
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const std::size_t scrambled_friend_code_size = 12;
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const std::size_t friend_code_size = 8;
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IPC::RequestParser rp(ctx);
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const u32 friend_code_count = rp.Pop<u32>();
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const std::vector<u8> scrambled_friend_codes = rp.PopStaticBuffer();
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ASSERT_MSG(scrambled_friend_codes.size() == (friend_code_count * scrambled_friend_code_size),
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"Wrong input buffer size");
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std::vector<u8> unscrambled_friend_codes(friend_code_count * friend_code_size, 0);
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// TODO(B3N30): Unscramble the codes and compare them against the friend list
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// Only write 0 if the code isn't in friend list, otherwise write the
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// unscrambled one
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//
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// Code for unscrambling (should be compared to HW):
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// std::array<u16, 6> scambled_friend_code;
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// Memory::ReadBlock(scrambled_friend_codes+(current*scrambled_friend_code_size),
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// scambled_friend_code.data(), scrambled_friend_code_size); std::array<u16, 4>
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// unscrambled_friend_code; unscrambled_friend_code[0] = scambled_friend_code[0] ^
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// scambled_friend_code[5]; unscrambled_friend_code[1] = scambled_friend_code[1] ^
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// scambled_friend_code[5]; unscrambled_friend_code[2] = scambled_friend_code[2] ^
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// scambled_friend_code[5]; unscrambled_friend_code[3] = scambled_friend_code[3] ^
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// scambled_friend_code[5];
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 2);
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rb.Push(RESULT_SUCCESS);
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rb.PushStaticBuffer(std::move(unscrambled_friend_codes), 0);
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}
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void Module::Interface::SetClientSdkVersion(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp(ctx);
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u32 version = rp.Pop<u32>();
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rp.PopPID();
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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LOG_WARNING(Service_FRD, "(STUBBED) called, version: 0x{:08X}", version);
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}
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void Module::Interface::HasLoggedIn(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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IPC::RequestParser rp(ctx);
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IPC::RequestBuilder rb = rp.MakeBuilder(2, 0);
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rb.Push(RESULT_SUCCESS);
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rb.Push(frd->logged_in);
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}
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void Module::Interface::Login(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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IPC::RequestParser rp(ctx);
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frd->login_event = rp.PopObject<Kernel::Event>();
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constexpr auto login_delay_ms = 500;
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frd->login_delay_event = frd->system.CoreTiming().RegisterEvent(
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"frd::login_event",
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// Simulate a small login delay
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[this](u64 thread_id, s64 cycle_late) {
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frd->logged_in = true;
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frd->login_event->Signal();
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frd->system.CoreTiming().RemoveEvent(frd->login_delay_event);
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});
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frd->system.CoreTiming().ScheduleEvent(msToCycles(login_delay_ms), frd->login_delay_event);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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void Module::Interface::GetLastResponseResult(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_FRD, "(STUBBED) called");
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IPC::RequestParser rp(ctx);
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IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
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rb.Push(RESULT_SUCCESS);
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}
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Module::Module(Core::System& system) : system(system){};
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Module::~Module() = default;
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void InstallInterfaces(Core::System& system) {
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auto& service_manager = system.ServiceManager();
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auto frd = std::make_shared<Module>(system);
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std::make_shared<FRD_U>(frd)->InstallAsService(service_manager);
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std::make_shared<FRD_A>(frd)->InstallAsService(service_manager);
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}
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} // namespace Service::FRD
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