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/*
* ALSA sequencer /proc interface
* Copyright (c) 1998 by Frank van de Pol <F.K.W.van.de.Pol@inter.nl.net>
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "driver.h"
#include "seq_info.h"
#include "seq_clientmgr.h"
#include "seq_timer.h"
static snd_info_entry_t *snd_seq_info_queues_entry;
static snd_info_entry_t *snd_seq_info_clients_entry;
static snd_info_entry_t *snd_seq_info_memory_entry;
static snd_info_entry_t *snd_seq_info_timer_entry;
/*---------------------------------------------------------------------------*/
static int snd_seq_info_timer_init(char *name)
{
snd_info_entry_t *entry;
entry = snd_info_create_entry(NULL, name);
if (!entry)
return -ENOMEM;
entry->t.text.read_size = 1024;
entry->t.text.read = snd_seq_info_timer_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
return -ENOMEM;
}
snd_seq_info_timer_entry = entry;
return 0;
}
static int snd_seq_info_timer_done(void)
{
if (snd_seq_info_timer_entry)
snd_info_unregister(snd_seq_info_timer_entry);
return 0;
}
/*---------------------------------------------------------------------------*/
static int snd_seq_info_memory_init(char *name)
{
snd_info_entry_t *entry;
entry = snd_info_create_entry(NULL, name);
if (!entry)
return -ENOMEM;
entry->t.text.read_size = 1024;
entry->t.text.read = snd_seq_info_memory_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
return -ENOMEM;
}
snd_seq_info_memory_entry = entry;
return 0;
}
static int snd_seq_info_memory_done(void)
{
if (snd_seq_info_memory_entry)
snd_info_unregister(snd_seq_info_memory_entry);
return 0;
}
/*---------------------------------------------------------------------------*/
static int snd_seq_info_clients_init(char *name)
{
snd_info_entry_t *entry;
entry = snd_info_create_entry(NULL, name);
if (!entry)
return -ENOMEM;
entry->t.text.read_size = 512 + (256 * SND_SEQ_MAX_CLIENTS);
entry->t.text.read = snd_seq_info_clients_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
return -ENOMEM;
}
snd_seq_info_clients_entry = entry;
return 0;
}
static int snd_seq_info_clients_done(void)
{
if (snd_seq_info_clients_entry)
snd_info_unregister(snd_seq_info_clients_entry);
return 0;
}
/*---------------------------------------------------------------------------*/
static int snd_seq_info_queues_init(char *name)
{
snd_info_entry_t *entry;
entry = snd_info_create_entry(NULL, name);
if (!entry)
return -ENOMEM;
entry->t.text.read_size = 512 + (512 * SND_SEQ_MAX_QUEUES);
entry->t.text.read = snd_seq_info_queues_read;
if (snd_info_register(entry) < 0) {
snd_info_free_entry(entry);
return -ENOMEM;
}
snd_seq_info_queues_entry = entry;
return 0;
}
static int snd_seq_info_queues_done(void)
{
if (snd_seq_info_queues_entry)
snd_info_unregister(snd_seq_info_queues_entry);
return 0;
}
/*---------------------------------------------------------------------------*/
/* create all our /proc entries */
int snd_seq_info_init(void)
{
/* FIXME: better put these items in directory /proc/asound/sequencer/... but how ???? */
snd_seq_info_queues_init("sequencer-queues");
snd_seq_info_clients_init("sequencer-clients");
snd_seq_info_memory_init("sequencer-memory");
snd_seq_info_timer_init("sequencer-timer");
return 0;
}
int snd_seq_info_done(void)
{
snd_seq_info_memory_done();
snd_seq_info_clients_done();
snd_seq_info_queues_done();
snd_seq_info_timer_done();
return 0;
}
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