mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-02 09:01:50 -05:00
50199c9824
Remove some of the json parsing for now, work with descriptors. Remove some parsing code. Implement GET_AVB_INFO. Keep descriptors in a list. Add some utils.
345 lines
12 KiB
C
345 lines
12 KiB
C
/* AVB support
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*
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* Copyright © 2022 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef AVBTP_AEM_H
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#define AVBTP_AEM_H
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#include "aecp.h"
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#define AVBTP_AECP_AEM_STATUS_SUCCESS 0
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#define AVBTP_AECP_AEM_STATUS_NOT_IMPLEMENTED 1
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#define AVBTP_AECP_AEM_STATUS_NO_SUCH_DESCRIPTOR 2
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#define AVBTP_AECP_AEM_STATUS_ENTITY_LOCKED 3
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#define AVBTP_AECP_AEM_STATUS_ENTITY_ACQUIRED 4
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#define AVBTP_AECP_AEM_STATUS_NOT_AUTHENTICATED 5
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#define AVBTP_AECP_AEM_STATUS_AUTHENTICATION_DISABLED 6
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#define AVBTP_AECP_AEM_STATUS_BAD_ARGUMENTS 7
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#define AVBTP_AECP_AEM_STATUS_NO_RESOURCES 8
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#define AVBTP_AECP_AEM_STATUS_IN_PROGRESS 9
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#define AVBTP_AECP_AEM_STATUS_ENTITY_MISBEHAVING 10
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#define AVBTP_AECP_AEM_STATUS_NOT_SUPPORTED 11
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#define AVBTP_AECP_AEM_STATUS_STREAM_IS_RUNNING 12
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#define AVBTP_AECP_AEM_CMD_ACQUIRE_ENTITY 0x0000
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#define AVBTP_AECP_AEM_CMD_LOCK_ENTITY 0x0001
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#define AVBTP_AECP_AEM_CMD_ENTITY_AVAILABLE 0x0002
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#define AVBTP_AECP_AEM_CMD_CONTROLLER_AVAILABLE 0x0003
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#define AVBTP_AECP_AEM_CMD_READ_DESCRIPTOR 0x0004
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#define AVBTP_AECP_AEM_CMD_WRITE_DESCRIPTOR 0x0005
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#define AVBTP_AECP_AEM_CMD_SET_CONFIGURATION 0x0006
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#define AVBTP_AECP_AEM_CMD_GET_CONFIGURATION 0x0007
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#define AVBTP_AECP_AEM_CMD_SET_STREAM_FORMAT 0x0008
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#define AVBTP_AECP_AEM_CMD_GET_STREAM_FORMAT 0x0009
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#define AVBTP_AECP_AEM_CMD_SET_VIDEO_FORMAT 0x000a
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#define AVBTP_AECP_AEM_CMD_GET_VIDEO_FORMAT 0x000b
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#define AVBTP_AECP_AEM_CMD_SET_SENSOR_FORMAT 0x000c
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#define AVBTP_AECP_AEM_CMD_GET_SENSOR_FORMAT 0x000d
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#define AVBTP_AECP_AEM_CMD_SET_STREAM_INFO 0x000e
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#define AVBTP_AECP_AEM_CMD_GET_STREAM_INFO 0x000f
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#define AVBTP_AECP_AEM_CMD_SET_NAME 0x0010
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#define AVBTP_AECP_AEM_CMD_GET_NAME 0x0011
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#define AVBTP_AECP_AEM_CMD_SET_ASSOCIATION_ID 0x0012
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#define AVBTP_AECP_AEM_CMD_GET_ASSOCIATION_ID 0x0013
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#define AVBTP_AECP_AEM_CMD_SET_SAMPLING_RATE 0x0014
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#define AVBTP_AECP_AEM_CMD_GET_SAMPLING_RATE 0x0015
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#define AVBTP_AECP_AEM_CMD_SET_CLOCK_SOURCE 0x0016
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#define AVBTP_AECP_AEM_CMD_GET_CLOCK_SOURCE 0x0017
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#define AVBTP_AECP_AEM_CMD_SET_CONTROL 0x0018
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#define AVBTP_AECP_AEM_CMD_GET_CONTROL 0x0019
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#define AVBTP_AECP_AEM_CMD_INCREMENT_CONTROL 0x001a
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#define AVBTP_AECP_AEM_CMD_DECREMENT_CONTROL 0x001b
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#define AVBTP_AECP_AEM_CMD_SET_SIGNAL_SELECTOR 0x001c
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#define AVBTP_AECP_AEM_CMD_GET_SIGNAL_SELECTOR 0x001d
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#define AVBTP_AECP_AEM_CMD_SET_MIXER 0x001e
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#define AVBTP_AECP_AEM_CMD_GET_MIXER 0x001f
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#define AVBTP_AECP_AEM_CMD_SET_MATRIX 0x0020
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#define AVBTP_AECP_AEM_CMD_GET_MATRIX 0x0021
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#define AVBTP_AECP_AEM_CMD_START_STREAMING 0x0022
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#define AVBTP_AECP_AEM_CMD_STOP_STREAMING 0x0023
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#define AVBTP_AECP_AEM_CMD_REGISTER_UNSOLICITED_NOTIFICATION 0x0024
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#define AVBTP_AECP_AEM_CMD_DEREGISTER_UNSOLICITED_NOTIFICATION 0x0025
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#define AVBTP_AECP_AEM_CMD_IDENTIFY_NOTIFICATION 0x0026
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#define AVBTP_AECP_AEM_CMD_GET_AVB_INFO 0x0027
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#define AVBTP_AECP_AEM_CMD_GET_AS_PATH 0x0028
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#define AVBTP_AECP_AEM_CMD_GET_COUNTERS 0x0029
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#define AVBTP_AECP_AEM_CMD_REBOOT 0x002a
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#define AVBTP_AECP_AEM_CMD_GET_AUDIO_MAP 0x002b
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#define AVBTP_AECP_AEM_CMD_ADD_AUDIO_MAPPINGS 0x002c
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#define AVBTP_AECP_AEM_CMD_REMOVE_AUDIO_MAPPINGS 0x002d
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#define AVBTP_AECP_AEM_CMD_GET_VIDEO_MAP 0x002e
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#define AVBTP_AECP_AEM_CMD_ADD_VIDEO_MAPPINGS 0x002f
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#define AVBTP_AECP_AEM_CMD_REMOVE_VIDEO_MAPPINGS 0x0030
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#define AVBTP_AECP_AEM_CMD_GET_SENSOR_MAP 0x0031
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#define AVBTP_AECP_AEM_CMD_ADD_SENSOR_MAPPINGS 0x0032
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#define AVBTP_AECP_AEM_CMD_REMOVE_SENSOR_MAPPINGS 0x0033
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#define AVBTP_AECP_AEM_CMD_START_OPERATION 0x0034
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#define AVBTP_AECP_AEM_CMD_ABORT_OPERATION 0x0035
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#define AVBTP_AECP_AEM_CMD_OPERATION_STATUS 0x0036
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#define AVBTP_AECP_AEM_CMD_AUTH_ADD_KEY 0x0037
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#define AVBTP_AECP_AEM_CMD_AUTH_DELETE_KEY 0x0038
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#define AVBTP_AECP_AEM_CMD_AUTH_GET_KEY_LIST 0x0039
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#define AVBTP_AECP_AEM_CMD_AUTH_GET_KEY 0x003a
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#define AVBTP_AECP_AEM_CMD_AUTH_ADD_KEY_TO_CHAIN 0x003b
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#define AVBTP_AECP_AEM_CMD_AUTH_DELETE_KEY_FROM_CHAIN 0x003c
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#define AVBTP_AECP_AEM_CMD_AUTH_GET_KEYCHAIN_LIST 0x003d
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#define AVBTP_AECP_AEM_CMD_AUTH_GET_IDENTITY 0x003e
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#define AVBTP_AECP_AEM_CMD_AUTH_ADD_TOKEN 0x003f
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#define AVBTP_AECP_AEM_CMD_AUTH_DELETE_TOKEN 0x0040
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#define AVBTP_AECP_AEM_CMD_AUTHENTICATE 0x0041
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#define AVBTP_AECP_AEM_CMD_DEAUTHENTICATE 0x0042
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#define AVBTP_AECP_AEM_CMD_ENABLE_TRANSPORT_SECURITY 0x0043
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#define AVBTP_AECP_AEM_CMD_DISABLE_TRANSPORT_SECURITY 0x0044
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#define AVBTP_AECP_AEM_CMD_ENABLE_STREAM_ENCRYPTION 0x0045
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#define AVBTP_AECP_AEM_CMD_DISABLE_STREAM_ENCRYPTION 0x0046
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#define AVBTP_AECP_AEM_CMD_SET_MEMORY_OBJECT_LENGTH 0x0047
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#define AVBTP_AECP_AEM_CMD_GET_MEMORY_OBJECT_LENGTH 0x0048
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#define AVBTP_AECP_AEM_CMD_SET_STREAM_BACKUP 0x0049
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#define AVBTP_AECP_AEM_CMD_GET_STREAM_BACKUP 0x004a
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#define AVBTP_AECP_AEM_CMD_EXPANSION 0x7fff
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#define AVBTP_AEM_ACQUIRE_ENTITY_PERSISTENT_FLAG (1<<0)
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struct avbtp_packet_aecp_aem_acquire {
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uint32_t flags;
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uint64_t owner_guid;
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_lock {
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uint32_t flags;
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uint64_t locked_guid;
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_read_descriptor {
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uint16_t configuration;
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uint8_t reserved[2];
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_configuration {
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uint16_t reserved;
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uint16_t configuration_index;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_stream_format {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint64_t stream_format;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_video_format {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint32_t format_specific;
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uint16_t aspect_ratio;
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uint16_t color_space;
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uint32_t frame_size;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_sensor_format {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint64_t sensor_format;
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} __attribute__ ((__packed__));
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#define AVBTP_AEM_STREAM_INFO_FLAG_CLASS_B (1u<<0)
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#define AVBTP_AEM_STREAM_INFO_FLAG_FAST_CONNECT (1u<<1)
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#define AVBTP_AEM_STREAM_INFO_FLAG_SAVED_STATE (1u<<2)
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#define AVBTP_AEM_STREAM_INFO_FLAG_STREAMING_WAIT (1u<<3)
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#define AVBTP_AEM_STREAM_INFO_FLAG_ENCRYPTED_PDU (1u<<4)
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#define AVBTP_AEM_STREAM_INFO_FLAG_STREAM_VLAN_ID_VALID (1u<<25)
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#define AVBTP_AEM_STREAM_INFO_FLAG_CONNECTED (1u<<26)
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#define AVBTP_AEM_STREAM_INFO_FLAG_MSRP_FAILURE_VALID (1u<<27)
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#define AVBTP_AEM_STREAM_INFO_FLAG_STREAM_DEST_MAC_VALID (1u<<28)
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#define AVBTP_AEM_STREAM_INFO_FLAG_MSRP_ACC_LAT_VALID (1u<<29)
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#define AVBTP_AEM_STREAM_INFO_FLAG_STREAM_ID_VALID (1u<<30)
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#define AVBTP_AEM_STREAM_INFO_FLAG_STREAM_FORMAT_VALID (1u<<31)
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struct avbtp_packet_aecp_aem_setget_stream_info {
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uint16_t descriptor_type;
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uint16_t descriptor_index;
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uint32_t aem_stream_info_flags;
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uint64_t stream_format;
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uint64_t stream_id;
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uint32_t msrp_accumulated_latency;
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uint8_t stream_dest_mac[6];
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uint8_t msrp_failure_code;
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uint8_t reserved;
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uint64_t msrp_failure_bridge_id;
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uint16_t stream_vlan_id;
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uint16_t reserved2;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_name {
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uint16_t descriptor_type;
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uint16_t descriptor_index;
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uint16_t name_index;
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uint16_t configuration_index;
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char name[64];
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_association_id {
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uint16_t descriptor_type;
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uint16_t descriptor_index;
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uint64_t association_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_sampling_rate {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint32_t sampling_rate;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_clock_source {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint16_t clock_source_index;
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uint16_t reserved;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_control {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_incdec_control {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint16_t index_count;
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uint16_t reserved;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_signal_selector {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint16_t signal_type;
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uint16_t signal_index;
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uint16_t signal_output;
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uint16_t reserved;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_mixer {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_setget_matrix {
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uint16_t descriptor_type;
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uint16_t descriptor_index;
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uint16_t matrix_column;
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uint16_t matrix_row;
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uint16_t region_width;
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uint16_t region_height;
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uint16_t rep_direction_value_count;
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uint16_t item_offset;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_startstop_streaming {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_identify_notification {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_msrp_mapping {
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uint8_t traffic_class;
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uint8_t priority;
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uint16_t vlan_id;
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} __attribute__ ((__packed__));
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#define AVBTP_AEM_AVB_INFO_FLAG_GPTP_GRANDMASTER_SUPPORTED (1u<<0)
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#define AVBTP_AEM_AVB_INFO_FLAG_GPTP_ENABLED (1u<<1)
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#define AVBTP_AEM_AVB_INFO_FLAG_SRP_ENABLED (1u<<2)
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struct avbtp_packet_aecp_aem_get_avb_info {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint64_t gptp_grandmaster_id;
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uint32_t propagation_delay;
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uint8_t gptp_domain_number;
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uint8_t flags;
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uint16_t msrp_mappings_count;
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uint8_t msrp_mappings[0];
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_get_as_path {
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uint16_t descriptor_index;
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uint16_t reserved;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_get_counters {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint32_t counters_valid;
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uint8_t counters_block[0];
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_reboot {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_start_operation {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint16_t operation_id;
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uint16_t operation_type;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem_operation_status {
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uint16_t descriptor_type;
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uint16_t descriptor_id;
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uint16_t operation_id;
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uint16_t percent_complete;
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} __attribute__ ((__packed__));
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struct avbtp_packet_aecp_aem {
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struct avbtp_packet_aecp_header aecp;
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#if __BYTE_ORDER == __BIG_ENDIAN
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unsigned u:1;
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unsigned cmd1:7;
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#elif __BYTE_ORDER == __LITTLE_ENDIAN
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unsigned cmd1:7;
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unsigned u:1;
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#endif
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uint8_t cmd2;
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uint8_t payload[0];
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} __attribute__ ((__packed__));
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#define AVBTP_PACKET_AEM_SET_COMMAND_TYPE(p,v) ((p)->cmd1 = ((v) >> 8),(p)->cmd2 = (v))
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#define AVBTP_PACKET_AEM_GET_COMMAND_TYPE(p) ((p)->cmd1 << 8 | (p)->cmd2)
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int avbtp_aecp_aem_handle_command(struct aecp *aecp, const void *m, int len);
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int avbtp_aecp_aem_handle_response(struct aecp *aecp, const void *m, int len);
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#endif /* AVBTP_AEM_H */
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