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citra-canary/src/core/hle/service/service.cpp

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// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <algorithm>
#include <fmt/format.h>
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/core.h"
#include "core/hle/ipc.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/process.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/service/ac/ac.h"
#include "core/hle/service/act/act.h"
#include "core/hle/service/am/am.h"
#include "core/hle/service/apt/apt.h"
#include "core/hle/service/boss/boss.h"
#include "core/hle/service/cam/cam.h"
#include "core/hle/service/cecd/cecd.h"
#include "core/hle/service/cfg/cfg.h"
#include "core/hle/service/csnd_snd.h"
#include "core/hle/service/dlp/dlp.h"
#include "core/hle/service/dsp/dsp_dsp.h"
#include "core/hle/service/err_f.h"
#include "core/hle/service/frd/frd.h"
#include "core/hle/service/fs/archive.h"
#include "core/hle/service/fs/fs_user.h"
#include "core/hle/service/gsp/gsp.h"
#include "core/hle/service/gsp/gsp_lcd.h"
#include "core/hle/service/hid/hid.h"
#include "core/hle/service/http_c.h"
#include "core/hle/service/ir/ir.h"
#include "core/hle/service/ldr_ro/ldr_ro.h"
#include "core/hle/service/mic_u.h"
#include "core/hle/service/mvd/mvd.h"
#include "core/hle/service/ndm/ndm_u.h"
#include "core/hle/service/news/news.h"
#include "core/hle/service/nfc/nfc.h"
#include "core/hle/service/nim/nim.h"
#include "core/hle/service/ns/ns.h"
#include "core/hle/service/nwm/nwm.h"
#include "core/hle/service/pm/pm.h"
#include "core/hle/service/ptm/ptm.h"
#include "core/hle/service/pxi/pxi.h"
#include "core/hle/service/qtm/qtm.h"
#include "core/hle/service/service.h"
#include "core/hle/service/sm/sm.h"
#include "core/hle/service/sm/srv.h"
#include "core/hle/service/soc_u.h"
#include "core/hle/service/ssl_c.h"
#include "core/hle/service/y2r_u.h"
using Kernel::ClientPort;
using Kernel::ServerPort;
using Kernel::ServerSession;
using Kernel::SharedPtr;
namespace Service {
std::unordered_map<std::string, SharedPtr<ClientPort>> g_kernel_named_ports;
/**
* Creates a function string for logging, complete with the name (or header code, depending
* on what's passed in) the port name, and all the cmd_buff arguments.
*/
static std::string MakeFunctionString(const char* name, const char* port_name,
const u32* cmd_buff) {
// Number of params == bits 0-5 + bits 6-11
int num_params = (cmd_buff[0] & 0x3F) + ((cmd_buff[0] >> 6) & 0x3F);
std::string function_string =
Common::StringFromFormat("function '%s': port=%s", name, port_name);
for (int i = 1; i <= num_params; ++i) {
function_string += Common::StringFromFormat(", cmd_buff[%i]=0x%X", i, cmd_buff[i]);
}
return function_string;
}
Interface::Interface(u32 max_sessions) : max_sessions(max_sessions) {}
Interface::~Interface() = default;
void Interface::HandleSyncRequest(SharedPtr<ServerSession> server_session) {
// TODO(Subv): Make use of the server_session in the HLE service handlers to distinguish which
// session triggered each command.
u32* cmd_buff = Kernel::GetCommandBuffer();
auto itr = m_functions.find(cmd_buff[0]);
if (itr == m_functions.end() || itr->second.func == nullptr) {
std::string function_name = (itr == m_functions.end())
? Common::StringFromFormat("0x%08X", cmd_buff[0])
: itr->second.name;
LOG_ERROR(Service, "unknown / unimplemented {}",
MakeFunctionString(function_name.c_str(), GetPortName().c_str(), cmd_buff));
// TODO(bunnei): Hack - ignore error
cmd_buff[1] = 0;
return;
}
LOG_TRACE(Service, "{}", MakeFunctionString(itr->second.name, GetPortName().c_str(), cmd_buff));
itr->second.func(this);
}
void Interface::Register(const FunctionInfo* functions, size_t n) {
m_functions.reserve(n);
for (size_t i = 0; i < n; ++i) {
// Usually this array is sorted by id already, so hint to instead at the end
m_functions.emplace_hint(m_functions.cend(), functions[i].id, functions[i]);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
ServiceFrameworkBase::ServiceFrameworkBase(const char* service_name, u32 max_sessions,
InvokerFn* handler_invoker)
: service_name(service_name), max_sessions(max_sessions), handler_invoker(handler_invoker) {}
ServiceFrameworkBase::~ServiceFrameworkBase() = default;
void ServiceFrameworkBase::InstallAsService(SM::ServiceManager& service_manager) {
ASSERT(port == nullptr);
port = service_manager.RegisterService(service_name, max_sessions).Unwrap();
port->SetHleHandler(shared_from_this());
}
void ServiceFrameworkBase::InstallAsNamedPort() {
ASSERT(port == nullptr);
SharedPtr<ServerPort> server_port;
SharedPtr<ClientPort> client_port;
std::tie(server_port, client_port) = ServerPort::CreatePortPair(max_sessions, service_name);
server_port->SetHleHandler(shared_from_this());
AddNamedPort(service_name, std::move(client_port));
}
void ServiceFrameworkBase::RegisterHandlersBase(const FunctionInfoBase* functions, size_t n) {
handlers.reserve(handlers.size() + n);
for (size_t i = 0; i < n; ++i) {
// Usually this array is sorted by id already, so hint to insert at the end
handlers.emplace_hint(handlers.cend(), functions[i].expected_header, functions[i]);
}
}
void ServiceFrameworkBase::ReportUnimplementedFunction(u32* cmd_buf, const FunctionInfoBase* info) {
IPC::Header header{cmd_buf[0]};
int num_params = header.normal_params_size + header.translate_params_size;
std::string function_name = info == nullptr ? fmt::format("{:#08x}", cmd_buf[0]) : info->name;
fmt::memory_buffer buf;
fmt::format_to(buf, "function '{}': port='{}' cmd_buf={{[0]={:#x}", function_name, service_name,
cmd_buf[0]);
for (int i = 1; i <= num_params; ++i) {
fmt::format_to(buf, ", [{}]={:#x}", i, cmd_buf[i]);
}
buf.push_back('}');
LOG_ERROR(Service, "unknown / unimplemented {}", fmt::to_string(buf));
// TODO(bunnei): Hack - ignore error
cmd_buf[1] = 0;
}
void ServiceFrameworkBase::HandleSyncRequest(SharedPtr<ServerSession> server_session) {
u32* cmd_buf = Kernel::GetCommandBuffer();
u32 header_code = cmd_buf[0];
auto itr = handlers.find(header_code);
const FunctionInfoBase* info = itr == handlers.end() ? nullptr : &itr->second;
if (info == nullptr || info->handler_callback == nullptr) {
return ReportUnimplementedFunction(cmd_buf, info);
}
// TODO(yuriks): The kernel should be the one handling this as part of translation after
// everything else is migrated
Kernel::HLERequestContext context(std::move(server_session));
context.PopulateFromIncomingCommandBuffer(cmd_buf, *Kernel::g_current_process,
Kernel::g_handle_table);
LOG_TRACE(Service, "{}", MakeFunctionString(info->name, GetServiceName().c_str(), cmd_buf));
handler_invoker(this, info->handler_callback, context);
auto thread = Kernel::GetCurrentThread();
ASSERT(thread->status == THREADSTATUS_RUNNING || thread->status == THREADSTATUS_WAIT_HLE_EVENT);
// Only write the response immediately if the thread is still running. If the HLE handler put
// the thread to sleep then the writing of the command buffer will be deferred to the wakeup
// callback.
if (thread->status == THREADSTATUS_RUNNING) {
context.WriteToOutgoingCommandBuffer(cmd_buf, *Kernel::g_current_process,
Kernel::g_handle_table);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// Module interface
// TODO(yuriks): Move to kernel
void AddNamedPort(std::string name, SharedPtr<ClientPort> port) {
g_kernel_named_ports.emplace(std::move(name), std::move(port));
}
static void AddNamedPort(Interface* interface_) {
SharedPtr<ServerPort> server_port;
SharedPtr<ClientPort> client_port;
std::tie(server_port, client_port) =
ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName());
server_port->SetHleHandler(std::shared_ptr<Interface>(interface_));
AddNamedPort(interface_->GetPortName(), std::move(client_port));
}
void AddService(Interface* interface_) {
auto server_port = Core::System::GetInstance()
.ServiceManager()
.RegisterService(interface_->GetPortName(), interface_->GetMaxSessions())
.Unwrap();
server_port->SetHleHandler(std::shared_ptr<Interface>(interface_));
}
/// Initialize ServiceManager
void Init(std::shared_ptr<SM::ServiceManager>& sm) {
SM::ServiceManager::InstallInterfaces(sm);
ERR::InstallInterfaces();
PXI::InstallInterfaces(*sm);
NS::InstallInterfaces(*sm);
AC::InstallInterfaces(*sm);
LDR::InstallInterfaces(*sm);
MIC::InstallInterfaces(*sm);
NWM::InstallInterfaces(*sm);
FS::InstallInterfaces(*sm);
FS::ArchiveInit();
ACT::InstallInterfaces(*sm);
AM::InstallInterfaces(*sm);
APT::InstallInterfaces(*sm);
BOSS::Init();
CAM::InstallInterfaces(*sm);
CECD::InstallInterfaces(*sm);
CFG::InstallInterfaces(*sm);
DLP::InstallInterfaces(*sm);
DSP::InstallInterfaces(*sm);
FRD::InstallInterfaces(*sm);
GSP::InstallInterfaces(*sm);
HID::InstallInterfaces(*sm);
IR::InstallInterfaces(*sm);
MVD::InstallInterfaces(*sm);
NDM::InstallInterfaces(*sm);
NEWS::InstallInterfaces(*sm);
NFC::InstallInterfaces(*sm);
NIM::InstallInterfaces(*sm);
PTM::InstallInterfaces(*sm);
QTM::InstallInterfaces(*sm);
CSND::InstallInterfaces(*sm);
HTTP::InstallInterfaces(*sm);
PM::InstallInterfaces(*sm);
AddService(new SOC::SOC_U);
SSL::InstallInterfaces(*sm);
Y2R::InstallInterfaces(*sm);
LOG_DEBUG(Service, "initialized OK");
}
/// Shutdown ServiceManager
void Shutdown() {
BOSS::Shutdown();
FS::ArchiveShutdown();
g_kernel_named_ports.clear();
LOG_DEBUG(Service, "shutdown OK");
}
} // namespace Service
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