Atmosphere/libraries/libstratosphere/source/htclow/mux/htclow_mux.hpp

96 lines
3.8 KiB
C++

/*
* Copyright (c) Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
#include "htclow_mux_task_manager.hpp"
#include "htclow_mux_channel_impl_map.hpp"
#include "htclow_mux_global_send_buffer.hpp"
namespace ams::htclow::mux {
enum class MuxState {
Normal,
Sleep,
};
class Mux {
private:
private:
PacketFactory *m_packet_factory;
ctrl::HtcctrlStateMachine *m_state_machine;
TaskManager m_task_manager;
os::Event m_event;
ChannelImplMap m_channel_impl_map;
GlobalSendBuffer m_global_send_buffer;
os::SdkMutex m_mutex;
MuxState m_state;
s16 m_version;
public:
Mux(PacketFactory *pf, ctrl::HtcctrlStateMachine *sm);
void SetVersion(u16 version);
os::EventType *GetSendPacketEvent() { return m_event.GetBase(); }
Result CheckReceivedHeader(const PacketHeader &header) const;
Result ProcessReceivePacket(const PacketHeader &header, const void *body, size_t body_size);
bool QuerySendPacket(PacketHeader *header, PacketBody *body, int *out_body_size);
void RemovePacket(const PacketHeader &header);
void UpdateChannelState();
void UpdateMuxState();
public:
Result Open(impl::ChannelInternalType channel);
Result Close(impl::ChannelInternalType channel);
Result ConnectBegin(u32 *out_task_id, impl::ChannelInternalType channel);
Result ConnectEnd(impl::ChannelInternalType channel, u32 task_id);
ChannelState GetChannelState(impl::ChannelInternalType channel);
os::EventType *GetChannelStateEvent(impl::ChannelInternalType channel);
Result FlushBegin(u32 *out_task_id, impl::ChannelInternalType channel);
Result FlushEnd(u32 task_id);
os::EventType *GetTaskEvent(u32 task_id);
Result ReceiveBegin(u32 *out_task_id, impl::ChannelInternalType channel, size_t size);
Result ReceiveEnd(size_t *out, void *dst, size_t dst_size, impl::ChannelInternalType channel, u32 task_id);
Result SendBegin(u32 *out_task_id, size_t *out, const void *src, size_t src_size, impl::ChannelInternalType channel);
Result SendEnd(u32 task_id);
Result WaitReceiveBegin(u32 *out_task_id, impl::ChannelInternalType channel, size_t size);
Result WaitReceiveEnd(u32 task_id);
void SetConfig(impl::ChannelInternalType channel, const ChannelConfig &config);
void SetSendBuffer(impl::ChannelInternalType channel, void *buf, size_t buf_size, size_t max_packet_size);
void SetReceiveBuffer(impl::ChannelInternalType channel, void *buf, size_t buf_size);
void SetSendBufferWithData(impl::ChannelInternalType channel, const void *buf, size_t buf_size, size_t max_packet_size);
Result Shutdown(impl::ChannelInternalType channel);
private:
Result CheckChannelExist(impl::ChannelInternalType channel);
Result SendErrorPacket(impl::ChannelInternalType channel);
bool IsSendable(PacketType packet_type) const;
};
}