genode/repos/os/include/file_system_session/client.h
Emery Hemingway 24a9537a27 File_system: replace per-handle signals with notification packets
Replace registration and signaling of per-handle signal capabilities
with CONTENT_CHANGED notification packets.

Fix #2397
2017-05-31 13:16:01 +02:00

122 lines
2.7 KiB
C++

/*
* \brief Client-side file-system session interface
* \author Norman Feske
* \date 2012-04-05
*/
/*
* Copyright (C) 2012-2017 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU Affero General Public License version 3.
*/
#ifndef _INCLUDE__FILE_SYSTEM_SESSION__CLIENT_H_
#define _INCLUDE__FILE_SYSTEM_SESSION__CLIENT_H_
#include <base/rpc_client.h>
#include <file_system_session/capability.h>
#include <packet_stream_tx/client.h>
namespace File_system { class Session_client; }
class File_system::Session_client : public Genode::Rpc_client<Session>
{
private:
Packet_stream_tx::Client<Tx> _tx;
public:
/**
* Constructor
*
* \param session session capability
* \param tx_buffer_alloc allocator used for managing the
* transmission buffer
*/
Session_client(Session_capability session,
Genode::Range_allocator &tx_buffer_alloc,
Genode::Region_map &rm)
:
Rpc_client<Session>(session),
_tx(call<Rpc_tx_cap>(), rm, tx_buffer_alloc)
{ }
/***********************************
** File-system session interface **
***********************************/
Tx::Source *tx() { return _tx.source(); }
void sigh_ready_to_submit(Genode::Signal_context_capability sigh)
{
_tx.sigh_ready_to_submit(sigh);
}
void sigh_ack_avail(Genode::Signal_context_capability sigh)
{
_tx.sigh_ack_avail(sigh);
}
File_handle file(Dir_handle dir, Name const &name, Mode mode, bool create) override
{
return call<Rpc_file>(dir, name, mode, create);
}
Symlink_handle symlink(Dir_handle dir, Name const &name, bool create) override
{
return call<Rpc_symlink>(dir, name, create);
}
Dir_handle dir(Path const &path, bool create) override
{
return call<Rpc_dir>(path, create);
}
Node_handle node(Path const &path) override
{
return call<Rpc_node>(path);
}
void close(Node_handle node) override
{
call<Rpc_close>(node);
}
Status status(Node_handle node) override
{
return call<Rpc_status>(node);
}
void control(Node_handle node, Control control) override
{
call<Rpc_control>(node, control);
}
void unlink(Dir_handle dir, Name const &name) override
{
call<Rpc_unlink>(dir, name);
}
void truncate(File_handle file, file_size_t size) override
{
call<Rpc_truncate>(file, size);
}
void move(Dir_handle from_dir, Name const &from_name,
Dir_handle to_dir, Name const &to_name) override
{
call<Rpc_move>(from_dir, from_name, to_dir, to_name);
}
void sync(Node_handle node) override
{
call<Rpc_sync>(node);
}
};
#endif /* _INCLUDE__FILE_SYSTEM_SESSION__CLIENT_H_ */