genode/repos/base/include/trace_session/connection.h
2017-02-28 12:59:29 +01:00

71 lines
2.0 KiB
C++

/*
* \brief Connection to TRACE service
* \author Norman Feske
* \date 2013-08-11
*/
/*
* Copyright (C) 2013-2017 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__TRACE_SESSION__CONNECTION_H_
#define _INCLUDE__TRACE_SESSION__CONNECTION_H_
#include <trace_session/client.h>
#include <base/connection.h>
namespace Genode { namespace Trace { struct Connection; } }
struct Genode::Trace::Connection : Genode::Connection<Genode::Trace::Session>,
Genode::Trace::Session_client
{
/**
* Issue session request
*
* \noapi
*/
Capability<Trace::Session> _session(Parent &parent,
size_t ram_quota,
size_t arg_buffer_size,
unsigned parent_levels)
{
return session(parent,
"ram_quota=%lu, arg_buffer_size=%lu, parent_levels=%u",
ram_quota + 2048, arg_buffer_size, parent_levels);
}
/**
* Constructor
*
* \param ram_quota RAM donated for tracing purposes
* \param arg_buffer_size session argument-buffer size
* \param parent_levels number of parent levels to trace
*/
Connection(Env &env, size_t ram_quota, size_t arg_buffer_size, unsigned parent_levels)
:
Genode::Connection<Session>(env, _session(env.parent(), ram_quota,
arg_buffer_size, parent_levels)),
Session_client(env.rm(), cap())
{ }
/**
* Constructor
*
* \noapi
* \deprecated Use the constructor with 'Env &' as first
* argument instead
*/
Connection(size_t ram_quota, size_t arg_buffer_size, unsigned parent_levels) __attribute__((deprecated))
:
Genode::Connection<Session>(_session(*env()->parent(), ram_quota,
arg_buffer_size, parent_levels)),
Session_client(*env()->rm_session(), cap())
{ }
};
#endif /* _INCLUDE__TRACE_SESSION__CONNECTION_H_ */