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/*
* Copyright (c) 2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <errno.h>
#include <stdint.h>
/* AAF PCM 'format' field values. */
#define AVTP_AAF_FORMAT_USER 0x00
#define AVTP_AAF_FORMAT_FLOAT_32BIT 0x01
#define AVTP_AAF_FORMAT_INT_32BIT 0x02
#define AVTP_AAF_FORMAT_INT_24BIT 0x03
#define AVTP_AAF_FORMAT_INT_16BIT 0x04
#define AVTP_AAF_FORMAT_AES3_32BIT 0x05
/* AAF PCM 'nsr' (nominal sample rate) field values. */
#define AVTP_AAF_PCM_NSR_USER 0x00
#define AVTP_AAF_PCM_NSR_8KHZ 0x01
#define AVTP_AAF_PCM_NSR_16KHZ 0x02
#define AVTP_AAF_PCM_NSR_32KHZ 0x03
#define AVTP_AAF_PCM_NSR_44_1KHZ 0x04
#define AVTP_AAF_PCM_NSR_48KHZ 0x05
#define AVTP_AAF_PCM_NSR_88_2KHZ 0x06
#define AVTP_AAF_PCM_NSR_96KHZ 0x07
#define AVTP_AAF_PCM_NSR_176_4KHZ 0x08
#define AVTP_AAF_PCM_NSR_192KHZ 0x09
#define AVTP_AAF_PCM_NSR_24KHZ 0x0A
/* AAF PCM 'sp' (sparse timestamp) field values. */
#define AVTP_AAF_PCM_SP_NORMAL 0x00
#define AVTP_AAF_PCM_SP_SPARSE 0x01
enum avtp_aaf_field {
AVTP_AAF_FIELD_SV,
AVTP_AAF_FIELD_MR,
AVTP_AAF_FIELD_TV,
AVTP_AAF_FIELD_SEQ_NUM,
AVTP_AAF_FIELD_TU,
AVTP_AAF_FIELD_STREAM_ID,
AVTP_AAF_FIELD_TIMESTAMP,
AVTP_AAF_FIELD_FORMAT,
AVTP_AAF_FIELD_NSR,
AVTP_AAF_FIELD_CHAN_PER_FRAME,
AVTP_AAF_FIELD_BIT_DEPTH,
AVTP_AAF_FIELD_STREAM_DATA_LEN,
AVTP_AAF_FIELD_SP,
AVTP_AAF_FIELD_EVT,
AVTP_AAF_FIELD_MAX,
};
/* Get value from AAF AVTPDU field.
* @pdu: Pointer to PDU struct.
* @field: PDU field to be retrieved.
* @val: Pointer to variable which the retrieved value should be saved.
*
* Returns:
* 0: Success.
* -EINVAL: If any argument is invalid.
*/
int avtp_aaf_pdu_get(const struct avtp_stream_pdu *pdu,
enum avtp_aaf_field field, uint64_t *val);
/* Set value from AAF AVTPDU field.
* @pdu: Pointer to PDU struct.
* @field: PDU field to be set.
* @val: Value to be set.
*
* Returns:
* 0: Success.
* -EINVAL: If any argument is invalid.
*/
int avtp_aaf_pdu_set(struct avtp_stream_pdu *pdu, enum avtp_aaf_field field,
uint64_t val);
/* Initialize AAF AVTPDU. All AVTPDU fields are initialized with zero except
* 'subtype' (which is set to AVTP_SUBTYPE_AAF) and 'sv' (which is set to 1).
* @pdu: Pointer to PDU struct.
*
* Return values:
* 0: Success.
* -EINVAL: If any argument is invalid.
*/
int avtp_aaf_pdu_init(struct avtp_stream_pdu *pdu);
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