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/*
* dolmetschctl
*
*
* Copyright (C) 2015 Christian Pointner <equinox@spreadspace.org>
*
* This file is part of dolmetschctl.
*
* dolmetschctl 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 3 of the License, or
* any later version.
*
* dolmetschctl 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 dolmetschctl. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DOLMETSCHCTL_mixer_h_INCLUDED
#define DOLMETSCHCTL_mixer_h_INCLUDED
#include <alsa/asoundlib.h>
#include <poll.h>
#include "slist.h"
typedef u_int8_t midi_cmd_t[3];
typedef struct {
char* name_;
slist_t cmds_;
} lang_t;
typedef struct {
u_int8_t* buf_;
int len_;
int write_idx_;
void (*done_cb_)(void*);
void* done_data_;
} task_t;
typedef struct {
const char* name_;
snd_rawmidi_t* output_;
slist_t langs_;
slist_t tasks_;
} mixer_t;
int mixer_init(mixer_t* x, const char* name, const char* device);
void mixer_print_langs(mixer_t* x);
int mixer_switch_lang(mixer_t* x, const char* lang, void (*done_cb)(void*), void* done_data);
void mixer_print_tasks(mixer_t* x);
int mixer_get_poll_fd_count(mixer_t* x);
int mixer_get_poll_fds(mixer_t* x, struct pollfd *pfds, int npfds);
int mixer_handle_revents(mixer_t* x, struct pollfd *pfds, int npfds);
#endif
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