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%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2007-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%
-module(ssh_sftpd_file_api).
%% To be further specified later
-callback close(file:io_device(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback delete(file:name(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback del_dir(file:name(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback get_cwd(State::term()) ->
{{ok, Dir::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback is_dir(file:name(), State::term()) ->
{boolean(), State::term()}.
-callback list_dir(file:name(), State::term()) ->
{{ok, Filenames::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback make_dir(Dir::term(), State::term()) ->
{{ok, State::term()},State::term()} | {{error, Reason::term()}, State::term()}.
-callback make_symlink(Path2::term(), Path::term(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback open(Path::term(), Flags::term(), State::term()) ->
{{ok, IoDevice::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback position(file:io_device(), Offs::term(), State::term()) ->
{{ok, NewPosition::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback read(file:io_device(), Len::term(), State::term()) ->
{{ok, Data::term()},State::term()} | {eof, State::term()} | {{error, Reason::term()}, State::term()}.
-callback read_link(file:name(), State::term()) ->
{{ok, FileName::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback read_link_info(file:name(), State::term()) ->
{{ok, FileInfo::term()}, State::term()} | {{error, Reason::term()}, State::term()}.
-callback read_file_info(file:name(), State::term()) ->
{{ok, FileInfo::term()}, State::term()} | {{error, Reason::term()},State::term()}.
-callback rename(file:name(), file:name(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback write(file:io_device(), Data::term(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
-callback write_file_info(file:name(),Info::term(), State::term()) ->
{ok, State::term()} | {{error, Reason::term()}, State::term()}.
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