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include/drives/winfsp/remotewinfsp/remote_server.hpp
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include/drives/winfsp/remotewinfsp/remote_server.hpp
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/*
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Copyright <2018-2022> <scott.e.graves@protonmail.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
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associated documentation files (the "Software"), to deal in the Software without restriction,
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including without limitation the rights to use, copy, modify, merge, publish, distribute,
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sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all copies or
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substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
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NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT
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OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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// NOTE: Most of the WinFSP pass-through code has been modified from:
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// https://github.com/billziss-gh/winfsp/blob/master/tst/passthrough-cpp/passthrough-cpp.cpp
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#ifndef INCLUDE_DRIVES_WINFSP_REMOTEWINFSP_REMOTE_SERVER_HPP_
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#define INCLUDE_DRIVES_WINFSP_REMOTEWINFSP_REMOTE_SERVER_HPP_
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#ifdef _WIN32
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#include "common.hpp"
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#include "comm/packet/packet.hpp"
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#include "drives/remote/remote_server_base.hpp"
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#include "drives/winfsp/i_winfsp_drive.hpp"
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namespace repertory {
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class app_config;
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namespace remote_winfsp {
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class remote_server final : public virtual remote_server_base<i_winfsp_drive> {
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public:
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remote_server(app_config &config, i_winfsp_drive &drive, const std::string &mount_location)
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: remote_server_base(config, drive, mount_location) {}
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private:
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std::string construct_path(std::string path);
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packet::error_type populate_file_info(const std::string &api_path, remote::file_info &file_info);
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void populate_stat(const char *path, const bool &directory, remote::stat &st,
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const struct _stat64 &st1);
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public:
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// FUSE Layer
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packet::error_type fuse_access(const char *path, const std::int32_t &mask) override;
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packet::error_type fuse_chflags(const char *path, const std::uint32_t &flags) override;
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packet::error_type fuse_chmod(const char *path, const remote::file_mode &mode) override;
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packet::error_type fuse_chown(const char *path, const remote::user_id &uid,
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const remote::group_id &gid) override;
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packet::error_type fuse_destroy() override;
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/*packet::error_type fuse_fallocate(const char *path, const std::int32_t &mode,
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const remote::file_offset &offset,
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const remote::file_offset &length,
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const remote::file_handle &handle) override ;*/
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packet::error_type fuse_fgetattr(const char *path, remote::stat &st, bool &directory,
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const remote::file_handle &handle) override;
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packet::error_type fuse_fsetattr_x(const char *path, const remote::setattr_x &attr,
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const remote::file_handle &handle) override;
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packet::error_type fuse_fsync(const char *path, const std::int32_t &datasync,
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const remote::file_handle &handle) override;
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packet::error_type fuse_ftruncate(const char *path, const remote::file_offset &size,
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const remote::file_handle &handle) override;
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packet::error_type fuse_getattr(const char *path, remote::stat &st, bool &directory) override;
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/*packet::error_type fuse_getxattr(const char *path, const char *name, char *value,
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const remote::file_size &size) override ;
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packet::error_type fuse_getxattrOSX(const char *path, const char *name, char *value,
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const remote::file_size &size,
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const std::uint32_t &position) override ;*/
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packet::error_type fuse_getxtimes(const char *path, remote::file_time &bkuptime,
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remote::file_time &crtime) override;
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packet::error_type fuse_init() override;
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/*packet::error_type fuse_listxattr(const char *path, char *buffer,
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const remote::file_size &size) override ;*/
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packet::error_type fuse_mkdir(const char *path, const remote::file_mode &mode) override;
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packet::error_type fuse_opendir(const char *path, remote::file_handle &handle) override;
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packet::error_type fuse_create(const char *path, const remote::file_mode &mode,
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const remote::open_flags &flags,
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remote::file_handle &handle) override;
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packet::error_type fuse_open(const char *path, const remote::open_flags &flags,
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remote::file_handle &handle) override;
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packet::error_type fuse_read(const char *path, char *buffer, const remote::file_size &read_size,
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const remote::file_offset &read_offset,
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const remote::file_handle &handle) override;
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packet::error_type fuse_rename(const char *from, const char *to) override;
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packet::error_type fuse_write(const char *path, const char *buffer,
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const remote::file_size &write_size,
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const remote::file_offset &write_offset,
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const remote::file_handle &handle) override;
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packet::error_type fuse_write_base64(const char *path, const char *buffer,
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const remote::file_size &write_size,
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const remote::file_offset &write_offset,
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const remote::file_handle &handle) override;
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packet::error_type fuse_readdir(const char *path, const remote::file_offset &offset,
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const remote::file_handle &handle,
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std::string &item_path) override;
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packet::error_type fuse_release(const char *path, const remote::file_handle &handle) override;
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packet::error_type fuse_releasedir(const char *path, const remote::file_handle &handle) override;
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/*packet::error_type fuse_removexattr(const char *path, const char *name) override ;*/
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packet::error_type fuse_rmdir(const char *path) override;
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packet::error_type fuse_setattr_x(const char *path, remote::setattr_x &attr) override;
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packet::error_type fuse_setbkuptime(const char *path, const remote::file_time &bkuptime) override;
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packet::error_type fuse_setchgtime(const char *path, const remote::file_time &chgtime) override;
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packet::error_type fuse_setcrtime(const char *path, const remote::file_time &crtime) override;
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packet::error_type fuse_setvolname(const char *volname) override;
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/*packet::error_type fuse_setxattr(const char *path, const char *name, const char *value,
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const remote::file_size &size,
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const std::int32_t &flags) override ;
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packet::error_type fuse_setxattr_osx(const char *path, const char *name, const char *value,
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const remote::file_size &size, const std::int32_t &flags,
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const std::uint32_t &position) override ;*/
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packet::error_type fuse_statfs(const char *path, const std::uint64_t &frsize,
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remote::statfs &st) override;
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packet::error_type fuse_statfs_x(const char *path, const std::uint64_t &bsize,
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remote::statfs_x &st) override;
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packet::error_type fuse_truncate(const char *path, const remote::file_offset &size) override;
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packet::error_type fuse_unlink(const char *path) override;
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packet::error_type fuse_utimens(const char *path, const remote::file_time *tv,
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const std::uint64_t &op0, const std::uint64_t &op1) override;
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void set_fuse_uid_gid(const remote::user_id &, const remote::group_id &) override {}
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// JSON Layer
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packet::error_type json_create_directory_snapshot(const std::string &path,
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json &json_data) override;
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packet::error_type json_read_directory_snapshot(const std::string &path,
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const remote::file_handle &handle,
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const std::uint32_t &page,
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json &json_data) override;
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packet::error_type json_release_directory_snapshot(const std::string &path,
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const remote::file_handle &handle) override;
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// WinFSP Layer
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packet::error_type winfsp_can_delete(PVOID file_desc, PWSTR file_name) override;
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packet::error_type winfsp_cleanup(PVOID file_desc, PWSTR file_name, UINT32 flags,
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BOOLEAN &was_closed) override;
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packet::error_type winfsp_close(PVOID file_desc) override;
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packet::error_type winfsp_create(PWSTR file_name, UINT32 create_options, UINT32 granted_access,
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UINT32 attributes, UINT64 allocation_size, PVOID *file_desc,
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remote::file_info *file_info, std::string &normalized_name,
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BOOLEAN &exists) override;
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packet::error_type winfsp_flush(PVOID file_desc, remote::file_info *file_info) override;
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packet::error_type winfsp_get_dir_buffer(PVOID file_desc, PVOID *&ptr) override;
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packet::error_type winfsp_get_file_info(PVOID file_desc, remote::file_info *file_info) override;
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packet::error_type winfsp_get_security_by_name(PWSTR file_name, PUINT32 attributes,
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std::uint64_t *descriptor_size,
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std::wstring &string_descriptor) override;
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packet::error_type winfsp_get_volume_info(UINT64 &total_size, UINT64 &free_size,
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std::string &volume_label) override;
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packet::error_type winfsp_mounted(const std::wstring &location) override;
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packet::error_type winfsp_open(PWSTR file_name, UINT32 create_options, UINT32 granted_access,
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PVOID *file_desc, remote::file_info *file_info,
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std::string &normalized_name) override;
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packet::error_type winfsp_overwrite(PVOID file_desc, UINT32 attributes,
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BOOLEAN replace_attributes, UINT64 allocation_size,
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remote::file_info *file_info) override;
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packet::error_type winfsp_read(PVOID file_desc, PVOID buffer, UINT64 offset, UINT32 length,
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PUINT32 bytes_transferred) override;
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packet::error_type winfsp_read_directory(PVOID file_desc, PWSTR pattern, PWSTR marker,
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json &item_list) override;
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packet::error_type winfsp_rename(PVOID file_desc, PWSTR file_name, PWSTR new_file_name,
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BOOLEAN replace_if_exists) override;
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packet::error_type winfsp_set_basic_info(PVOID file_desc, UINT32 attributes, UINT64 creation_time,
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UINT64 last_access_time, UINT64 last_write_time,
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UINT64 change_time,
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remote::file_info *file_info) override;
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packet::error_type winfsp_set_file_size(PVOID file_desc, UINT64 newSize,
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BOOLEAN set_allocation_size,
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remote::file_info *file_info) override;
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packet::error_type winfsp_unmounted(const std::wstring &location) override;
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packet::error_type winfsp_write(PVOID file_desc, PVOID buffer, UINT64 offset, UINT32 length,
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BOOLEAN write_to_end, BOOLEAN constrained_io,
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PUINT32 bytes_transferred, remote::file_info *file_info) override;
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};
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} // namespace remote_winfsp
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} // namespace repertory
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#endif // _WIN32
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#endif // INCLUDE_DRIVES_WINFSP_REMOTEWINFSP_REMOTE_SERVER_HPP_
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