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Merge pull request #2249 from Subv/sessions_v3

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Kernel/IPC: Use Ports and Sessions as the fundamental building block of Inter Process Communication.
This commit is contained in:
Yuri Kunde Schlesner 2016-12-14 20:35:33 -08:00 • committed by GitHub
commit 905fc92ce1
25 changed files with 591 additions and 171 deletions
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42
src/core/hle/service/service.cpp
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@ -2,8 +2,12 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <boost/range/algorithm_ext/erase.hpp>
#include "common/logging/log.h"
#include "common/string_util.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/service/ac_u.h"
#include "core/hle/service/act_a.h"
#include "core/hle/service/act_u.h"
@ -44,8 +48,8 @@
namespace Service {
std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_kernel_named_ports;
std::unordered_map<std::string, Kernel::SharedPtr<Interface>> g_srv_services;
std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_kernel_named_ports;
std::unordered_map<std::string, Kernel::SharedPtr<Kernel::ClientPort>> g_srv_services;
/**
* Creates a function string for logging, complete with the name (or header code, depending
@ -64,7 +68,23 @@ static std::string MakeFunctionString(const char* name, const char* port_name,
return function_string;
}
ResultVal<bool> Interface::SyncRequest() {
void SessionRequestHandler::ClientConnected(
Kernel::SharedPtr<Kernel::ServerSession> server_session) {
connected_sessions.push_back(server_session);
}
void SessionRequestHandler::ClientDisconnected(
Kernel::SharedPtr<Kernel::ServerSession> server_session) {
boost::range::remove_erase(connected_sessions, server_session);
}
Interface::Interface(u32 max_sessions) : max_sessions(max_sessions) {}
Interface::~Interface() = default;
void Interface::HandleSyncRequest(Kernel::SharedPtr<Kernel::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]);
@ -78,14 +98,12 @@ ResultVal<bool> Interface::SyncRequest() {
// TODO(bunnei): Hack - ignore error
cmd_buff[1] = 0;
return MakeResult<bool>(false);
return;
}
LOG_TRACE(Service, "%s",
MakeFunctionString(itr->second.name, GetPortName().c_str(), cmd_buff).c_str());
itr->second.func(this);
return MakeResult<bool>(false); // TODO: Implement return from actual function
}
void Interface::Register(const FunctionInfo* functions, size_t n) {
@ -100,11 +118,19 @@ void Interface::Register(const FunctionInfo* functions, size_t n) {
// Module interface
static void AddNamedPort(Interface* interface_) {
g_kernel_named_ports.emplace(interface_->GetPortName(), interface_);
auto ports =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName(),
std::shared_ptr<Interface>(interface_));
auto client_port = std::get<Kernel::SharedPtr<Kernel::ClientPort>>(ports);
g_kernel_named_ports.emplace(interface_->GetPortName(), std::move(client_port));
}
void AddService(Interface* interface_) {
g_srv_services.emplace(interface_->GetPortName(), interface_);
auto ports =
Kernel::ServerPort::CreatePortPair(interface_->GetMaxSessions(), interface_->GetPortName(),
std::shared_ptr<Interface>(interface_));
auto client_port = std::get<Kernel::SharedPtr<Kernel::ClientPort>>(ports);
g_srv_services.emplace(interface_->GetPortName(), std::move(client_port));
}
/// Initialize ServiceManager