50 lines
1.4 KiB
C++
50 lines
1.4 KiB
C++
/*
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* \brief Connection to audio-out service
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* \author Norman Feske
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* \author Sebastian Sumpf
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* \author Christian Helmuth
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* \date 2009-12-01
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*/
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/*
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* Copyright (C) 2009-2012 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _INCLUDE__AUDIO_OUT_SESSION__CONNECTION_H_
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#define _INCLUDE__AUDIO_OUT_SESSION__CONNECTION_H_
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#include <audio_out_session/client.h>
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#include <base/connection.h>
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#include <base/allocator.h>
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namespace Audio_out {
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struct Connection : Genode::Connection<Session>, Session_client
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{
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/**
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* Constructor
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*
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* \param channel channel identifier (e.g., "front left")
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* \param buffer_alloc allocator used for managing the
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* transmission buffer
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* \param buffer_size size of transmission buffer in bytes
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* (defaults to all packets of the queue plus
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* some space for metadata)
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*/
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Connection(const char *channel,
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Genode::Range_allocator *buffer_alloc,
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Genode::size_t buffer_size = QUEUE_SIZE * FRAME_SIZE * PERIOD + 0x400)
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:
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Genode::Connection<Session>(
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session("ram_quota=%zd, channel=\"%s\", buffer_size=%zd",
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3*4096 + buffer_size, channel, buffer_size)),
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Session_client(cap(), buffer_alloc)
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{ }
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};
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}
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#endif /* _INCLUDE__AUDIO_OUT_SESSION__CONNECTION_H_ */
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