kernel/server_port: Return a std::pair from CreatePortPair()

Returns the same type that the function name describes.
This commit is contained in:
Lioncash 2019-04-06 01:36:50 -04:00 committed by fearlessTobi
parent 11754778bb
commit 1afc2c72d6
3 changed files with 8 additions and 11 deletions

View File

@ -83,6 +83,8 @@ public:
std::function<void()> prepare_reschedule_callback, u32 system_mode);
~KernelSystem();
using PortPair = std::tuple<std::shared_ptr<ServerPort>, std::shared_ptr<ClientPort>>;
/**
* Creates an address arbiter.
*
@ -150,8 +152,7 @@ public:
* @param name Optional name of the ports
* @return The created port tuple
*/
std::tuple<std::shared_ptr<ServerPort>, std::shared_ptr<ClientPort>> CreatePortPair(
u32 max_sessions, std::string name = "UnknownPort");
PortPair CreatePortPair(u32 max_sessions, std::string name = "UnknownPort");
/**
* Creates a pair of ServerSession and an associated ClientSession.

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@ -35,9 +35,7 @@ void ServerPort::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
}
std::tuple<std::shared_ptr<ServerPort>, std::shared_ptr<ClientPort>> KernelSystem::CreatePortPair(
u32 max_sessions, std::string name) {
KernelSystem::PortPair KernelSystem::CreatePortPair(u32 max_sessions, std::string name) {
auto server_port{std::make_shared<ServerPort>(*this)};
auto client_port{std::make_shared<ClientPort>(*this)};
@ -47,7 +45,7 @@ std::tuple<std::shared_ptr<ServerPort>, std::shared_ptr<ClientPort>> KernelSyste
client_port->max_sessions = max_sessions;
client_port->active_sessions = 0;
return std::make_tuple(std::move(server_port), std::move(client_port));
return std::make_pair(std::move(server_port), std::move(client_port));
}
} // namespace Kernel

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@ -1292,13 +1292,11 @@ ResultCode SVC::CreatePort(Handle* server_port, Handle* client_port, VAddr name_
std::shared_ptr<Process> current_process = kernel.GetCurrentProcess();
auto ports = kernel.CreatePortPair(max_sessions);
CASCADE_RESULT(*client_port, current_process->handle_table.Create(
std::move(std::get<std::shared_ptr<ClientPort>>(ports))));
auto [server, client] = kernel.CreatePortPair(max_sessions);
CASCADE_RESULT(*client_port, current_process->handle_table.Create(std::move(client)));
// Note: The 3DS kernel also leaks the client port handle if the server port handle fails to be
// created.
CASCADE_RESULT(*server_port, current_process->handle_table.Create(
std::move(std::get<std::shared_ptr<ServerPort>>(ports))));
CASCADE_RESULT(*server_port, current_process->handle_table.Create(std::move(server)));
LOG_TRACE(Kernel_SVC, "called max_sessions={}", max_sessions);
return RESULT_SUCCESS;