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

247 lines
11 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>
namespace ams::htcfs {
constexpr inline s16 HtcfsProtocol = 1;
constexpr inline s16 MaxProtocolVersion = 1;
enum class PacketCategory : u16 {
Request = 0,
Response = 1,
};
enum class PacketType : u16 {
GetMaxProtocolVersion = 0,
SetProtocolVersion = 1,
GetEntryType = 16,
OpenFile = 32,
CloseFile = 33,
GetPriorityForFile = 34,
SetPriorityForFile = 35,
CreateFile = 36,
DeleteFile = 37,
RenameFile = 38,
FileExists = 39,
ReadFile = 40,
WriteFile = 41,
FlushFile = 42,
GetFileTimeStamp = 43,
GetFileSize = 44,
SetFileSize = 45,
ReadFileLarge = 46,
WriteFileLarge = 47,
OpenDirectory = 48,
CloseDirectory = 49,
GetPriorityForDirectory = 50,
SetPriorityForDirectory = 51,
CreateDirectory = 52,
DeleteDirectory = 53,
RenameDirectory = 54,
DirectoryExists = 55,
ReadDirectory = 56,
GetEntryCount = 57,
GetWorkingDirectory = 58,
GetWorkingDirectorySize = 59,
GetCaseSensitivePath = 60,
GetDiskFreeSpace = 61,
ReadDirectoryLarge = 62,
};
struct Header {
s16 protocol;
s16 version;
PacketCategory packet_category;
PacketType packet_type;
s64 body_size;
s64 params[5];
s64 reserved;
};
static_assert(util::is_pod<Header>::value);
static_assert(sizeof(Header) == 0x40);
class HeaderFactory {
private:
s16 m_version;
public:
HeaderFactory() : m_version() { /* ... */ }
public:
s16 GetVersion() const { return m_version; }
void SetVersion(s16 version) { m_version = version; }
public:
ALWAYS_INLINE void MakeRequestHeader(Header *out, PacketType packet_type, s64 body_size = 0, s64 param0 = 0, s64 param1 = 0, s64 param2 = 0, s64 param3 = 0, s64 param4 = 0) {
/* Set protocol and version. */
out->protocol = HtcfsProtocol;
out->version = m_version;
/* Set type and category. */
out->packet_category = PacketCategory::Request;
out->packet_type = packet_type;
/* Set body size. */
out->body_size = body_size;
/* Set params. */
out->params[0] = param0;
out->params[1] = param1;
out->params[2] = param2;
out->params[3] = param3;
out->params[4] = param4;
/* Clear reserved. */
out->reserved = 0;
}
void MakeGetMaxProtocolVersionHeader(Header *out) {
return this->MakeRequestHeader(out, PacketType::GetMaxProtocolVersion, 0);
}
void MakeSetProtocolVersionHeader(Header *out, s16 version) {
return this->MakeRequestHeader(out, PacketType::SetProtocolVersion, 0, version);
}
void MakeOpenFileHeader(Header *out, int path_len, fs::OpenMode mode, bool case_sensitive, s64 cache_size) {
return this->MakeRequestHeader(out, PacketType::OpenFile, path_len, static_cast<s64>(mode), case_sensitive ? 1 : 0, cache_size);
}
void MakeFileExistsHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::FileExists, path_len, case_sensitive ? 1 : 0);
}
void MakeDeleteFileHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::DeleteFile, path_len, case_sensitive ? 1 : 0);
}
void MakeRenameFileHeader(Header *out, int old_path_len, int new_path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::RenameFile, old_path_len + new_path_len, old_path_len, new_path_len, case_sensitive ? 1 : 0);
}
void MakeGetEntryTypeHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::GetEntryType, path_len, case_sensitive ? 1 : 0);
}
void MakeOpenDirectoryHeader(Header *out, int path_len, fs::OpenDirectoryMode mode, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::OpenDirectory, path_len, static_cast<s64>(mode), case_sensitive ? 1 : 0);
}
void MakeDirectoryExistsHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::DirectoryExists, path_len, case_sensitive ? 1 : 0);
}
void MakeCreateDirectoryHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::CreateDirectory, path_len, case_sensitive ? 1 : 0);
}
void MakeDeleteDirectoryHeader(Header *out, int path_len, bool recursively, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::DeleteDirectory, path_len, recursively ? 1 : 0, case_sensitive ? 1 : 0);
}
void MakeRenameDirectoryHeader(Header *out, int old_path_len, int new_path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::RenameDirectory, old_path_len + new_path_len, old_path_len, new_path_len, case_sensitive ? 1 : 0);
}
void MakeCreateFileHeader(Header *out, int path_len, s64 size, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::CreateFile, path_len, size, case_sensitive ? 1 : 0);
}
void MakeGetFileTimeStampHeader(Header *out, int path_len, bool case_sensitive) {
return this->MakeRequestHeader(out, PacketType::GetFileTimeStamp, path_len, case_sensitive ? 1 : 0);
}
void MakeGetCaseSensitivePathHeader(Header *out, int path_len) {
return this->MakeRequestHeader(out, PacketType::GetCaseSensitivePath, path_len);
}
void MakeGetDiskFreeSpaceHeader(Header *out, int path_len) {
return this->MakeRequestHeader(out, PacketType::GetDiskFreeSpace, path_len);
}
void MakeCloseDirectoryHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::CloseDirectory, 0, handle);
}
void MakeGetEntryCountHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::GetEntryCount, 0, handle);
}
void MakeGetWorkingDirectoryHeader(Header *out) {
return this->MakeRequestHeader(out, PacketType::GetWorkingDirectory, 0);
}
void MakeGetWorkingDirectorySizeHeader(Header *out) {
return this->MakeRequestHeader(out, PacketType::GetWorkingDirectorySize, 0);
}
void MakeReadDirectoryHeader(Header *out, s32 handle, size_t max_out_entries) {
return this->MakeRequestHeader(out, PacketType::ReadDirectory, 0, handle, max_out_entries);
}
void MakeReadDirectoryLargeHeader(Header *out, s32 handle, size_t max_out_entries, u16 data_channel_id) {
return this->MakeRequestHeader(out, PacketType::ReadDirectoryLarge, 0, handle, max_out_entries, data_channel_id);
}
void MakeGetPriorityForDirectoryHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::GetPriorityForDirectory, 0, handle);
}
void MakeSetPriorityForDirectoryHeader(Header *out, s32 handle, s32 priority) {
return this->MakeRequestHeader(out, PacketType::SetPriorityForDirectory, 0, handle, priority);
}
void MakeCloseFileHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::CloseFile, 0, handle);
}
void MakeReadFileHeader(Header *out, s32 handle, s64 offset, s64 buffer_size) {
return this->MakeRequestHeader(out, PacketType::ReadFile, 0, handle, offset, buffer_size);
}
void MakeReadFileLargeHeader(Header *out, s32 handle, s64 offset, s64 buffer_size, u16 data_channel_id) {
return this->MakeRequestHeader(out, PacketType::ReadFileLarge, 0, handle, offset, buffer_size, data_channel_id);
}
void MakeWriteFileHeader(Header *out, s64 buffer_size, s32 handle, u32 option, s64 offset) {
return this->MakeRequestHeader(out, PacketType::WriteFile, buffer_size, handle, option, offset);
}
void MakeWriteFileLargeHeader(Header *out, s32 handle, u32 option, s64 offset, s64 buffer_size, u16 data_channel_id) {
return this->MakeRequestHeader(out, PacketType::WriteFileLarge, 0, handle, option, offset, buffer_size, data_channel_id);
}
void MakeGetFileSizeHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::GetFileSize, 0, handle);
}
void MakeSetFileSizeHeader(Header *out, s32 handle, s64 size) {
return this->MakeRequestHeader(out, PacketType::SetFileSize, 0, handle, size);
}
void MakeFlushFileHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::FlushFile, 0, handle);
}
void MakeGetPriorityForFileHeader(Header *out, s32 handle) {
return this->MakeRequestHeader(out, PacketType::GetPriorityForFile, 0, handle);
}
void MakeSetPriorityForFileHeader(Header *out, s32 handle, s32 priority) {
return this->MakeRequestHeader(out, PacketType::SetPriorityForFile, 0, handle, priority);
}
};
}