mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-20 22:23:16 +00:00
24342db476
This patch updates the signal API to avoid raw pointers, and replaces the Context_already_in_use and Context_not_associated exceptions by diagnostic messages. Fixes #5247
57 lines
1.3 KiB
C++
57 lines
1.3 KiB
C++
/*
|
|
* \brief Connection to Terminal service
|
|
* \author Norman Feske
|
|
* \date 2011-08-12
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2011-2017 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__TERMINAL_SESSION__CONNECTION_H_
|
|
#define _INCLUDE__TERMINAL_SESSION__CONNECTION_H_
|
|
|
|
#include <terminal_session/client.h>
|
|
#include <base/connection.h>
|
|
|
|
namespace Terminal { struct Connection; }
|
|
|
|
|
|
struct Terminal::Connection : Genode::Connection<Session>, Session_client
|
|
{
|
|
/**
|
|
* Wait for connection-established signal
|
|
*
|
|
* \noapi
|
|
*/
|
|
static void wait_for_connection(Genode::Capability<Session> cap)
|
|
{
|
|
using namespace Genode;
|
|
|
|
/* create signal receiver, just for the single signal */
|
|
Signal_context sig_ctx;
|
|
Signal_receiver sig_rec;
|
|
Signal_context_capability sig_cap = sig_rec.manage(sig_ctx);
|
|
|
|
/* register signal handler */
|
|
cap.call<Rpc_connected_sigh>(sig_cap);
|
|
|
|
/* wati for signal */
|
|
sig_rec.wait_for_signal();
|
|
sig_rec.dissolve(sig_ctx);
|
|
}
|
|
|
|
Connection(Genode::Env &env, Label const &label = Label())
|
|
:
|
|
Genode::Connection<Session>(env, label, Ram_quota { 10*1024 }, Args()),
|
|
Session_client(env.rm(), cap())
|
|
{
|
|
wait_for_connection(cap());
|
|
}
|
|
};
|
|
|
|
#endif /* _INCLUDE__TERMINAL_SESSION__CONNECTION_H_ */
|