2023-08-01 02:57:38 +02:00

210 lines
7.3 KiB
C++

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