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// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <tuple>
#include "common/assert.h"
#include "core/hle/kernel/client_port.h"
#include "core/hle/kernel/errors.h"
#include "core/hle/kernel/object.h"
#include "core/hle/kernel/server_port.h"
#include "core/hle/kernel/server_session.h"
#include "core/hle/kernel/thread.h"
namespace Kernel {
ServerPort::ServerPort(KernelCore& kernel) : WaitObject{kernel} {}
ServerPort::~ServerPort() = default;
ResultVal<SharedPtr<ServerSession>> ServerPort::Accept() {
if (pending_sessions.empty()) {
return ERR_NOT_FOUND;
}
auto session = std::move(pending_sessions.back());
pending_sessions.pop_back();
return MakeResult(std::move(session));
}
bool ServerPort::ShouldWait(Thread* thread) const {
// If there are no pending sessions, we wait until a new one is added.
return pending_sessions.empty();
}
void ServerPort::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
}
std::tuple<SharedPtr<ServerPort>, SharedPtr<ClientPort>> ServerPort::CreatePortPair(
KernelCore& kernel, u32 max_sessions, std::string name) {
SharedPtr<ServerPort> server_port(new ServerPort(kernel));
SharedPtr<ClientPort> client_port(new ClientPort(kernel));
server_port->name = name + "_Server";
client_port->name = name + "_Client";
client_port->server_port = server_port;
client_port->max_sessions = max_sessions;
client_port->active_sessions = 0;
return std::make_tuple(std::move(server_port), std::move(client_port));
}
} // namespace Kernel
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