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Atmosphere/libraries/libstratosphere/source/htcfs/htcfs_client_impl.hpp

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/*
* 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/htclow_manager.hpp"
#include "../htclow/htclow_channel.hpp"
#include "htcfs_cache_manager.hpp"
#include "htcfs_header_factory.hpp"
#include "../htclow/htclow_default_channel_config.hpp"
namespace ams::htcfs {
class ClientImpl {
public:
static constexpr size_t MaxPacketBodySize = htclow::DefaultChannelConfig.max_packet_size - sizeof(htclow::PacketHeader);
private:
u8 m_receive_buffer[0x1C040];
u8 m_send_buffer[0x1C040];
u8 m_packet_buffer[MaxPacketBodySize + sizeof(htclow::PacketHeader)];
htclow::HtclowManager *m_htclow_manager;
CacheManager m_cache_manager;
HeaderFactory m_header_factory;
os::SdkMutex m_mutex;
htclow::Module m_module;
htclow::Channel m_rpc_channel;
htclow::Channel m_data_channel;
bool m_connected;
os::ThreadType m_monitor_thread;
os::Event m_event;
private:
static void ThreadEntry(void *arg) { static_cast<ClientImpl *>(arg)->ThreadBody(); }
void ThreadBody();
public:
ClientImpl(htclow::HtclowManager *manager);
~ClientImpl() {
this->Cancel();
this->Wait();
}
public:
void Start();
void Cancel();
void Wait();
public:
Result OpenFile(s32 *out_handle, const char *path, fs::OpenMode mode, bool case_sensitive);
Result FileExists(bool *out, const char *path, bool case_sensitive);
Result DeleteFile(const char *path, bool case_sensitive);
Result RenameFile(const char *old_path, const char *new_path, bool case_sensitive);
Result GetEntryType(fs::DirectoryEntryType *out, const char *path, bool case_sensitive);
Result OpenDirectory(s32 *out_handle, const char *path, fs::OpenDirectoryMode mode, bool case_sensitive);
Result DirectoryExists(bool *out, const char *path, bool case_sensitive);
Result CreateDirectory(const char *path, bool case_sensitive);
Result DeleteDirectory(const char *path, bool recursively, bool case_sensitive);
Result RenameDirectory(const char *old_path, const char *new_path, bool case_sensitive);
Result CreateFile(const char *path, s64 size, bool case_sensitive);
Result GetFileTimeStamp(u64 *out_create, u64 *out_access, u64 *out_modify, const char *path, bool case_sensitive);
Result GetCaseSensitivePath(char *dst, size_t dst_size, const char *path);
Result GetDiskFreeSpace(s64 *out_free, s64 *out_total, s64 *out_total_free, const char *path);
Result CloseDirectory(s32 handle);
Result GetEntryCount(s64 *out, s32 handle);
Result ReadDirectory(s64 *out, fs::DirectoryEntry *out_entries, size_t max_out_entries, s32 handle);
Result ReadDirectoryLarge(s64 *out, fs::DirectoryEntry *out_entries, size_t max_out_entries, s32 handle);
Result GetPriorityForDirectory(s32 *out, s32 handle);
Result SetPriorityForDirectory(s32 priority, s32 handle);
Result CloseFile(s32 handle);
Result ReadFile(s64 *out, void *buffer, s32 handle, s64 offset, s64 buffer_size, fs::ReadOption option);
Result ReadFileLarge(s64 *out, void *buffer, s32 handle, s64 offset, s64 buffer_size, fs::ReadOption option);
Result WriteFile(const void *buffer, s32 handle, s64 offset, s64 buffer_size, fs::WriteOption option);
Result WriteFileLarge(const void *buffer, s32 handle, s64 offset, s64 buffer_size, fs::WriteOption option);
Result GetFileSize(s64 *out, s32 handle);
Result SetFileSize(s64 size, s32 handle);
Result FlushFile(s32 handle);
Result GetPriorityForFile(s32 *out, s32 handle);
Result SetPriorityForFile(s32 priority, s32 handle);
Result GetWorkingDirectory(char *dst, size_t dst_size);
Result GetWorkingDirectorySize(s32 *out);
private:
int WaitAny(htclow::ChannelState state, os::EventType *event);
Result SetUpProtocol();
void TearDownProtocol();
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Result CheckResponseHeaderWithoutVersion(const Header &response, PacketType packet_type);
Result CheckResponseHeader(const Header &response, PacketType packet_type);
Result CheckResponseHeader(const Header &response, PacketType packet_type, s64 body_size);
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Result GetMaxProtocolVersion(s16 *out);
Result SetProtocolVersion(s16 version);
Result InitializeRpcChannel();
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Result SendToRpcChannel(const void *src, s64 size);
Result ReceiveFromRpcChannel(void *dst, s64 size);
Result ReceiveFromDataChannel(s64 size);
Result SendToDataChannel();
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Result SendToHtclow(const void *src, s64 size, htclow::Channel *channel);
Result ReceiveFromHtclow(void *dst, s64 size, htclow::Channel *channel);
Result SendRequest(const Header &request) { return this->SendRequest(request, nullptr, 0, nullptr, 0); }
Result SendRequest(const Header &request, const void *arg1, size_t arg1_size) { return this->SendRequest(request, arg1, arg1_size, nullptr, 0); }
Result SendRequest(const Header &request, const void *arg1, size_t arg1_size, const void *arg2, size_t arg2_size);
void InitializeDataChannelForReceive(void *dst, size_t size);
void InitializeDataChannelForSend(const void *src, size_t size);
void FinalizeDataChannel();
};
}