iso.h File Reference

Bluetooth ISO handling. More...

#include <zephyr/sys/atomic.h>
#include <zephyr/bluetooth/buf.h>
#include <zephyr/bluetooth/conn.h>
#include <zephyr/bluetooth/hci.h>

Go to the source code of this file.

Data Structures
struct	bt_iso_chan
	ISO Channel structure. More...
struct	bt_iso_chan_io_qos
	ISO Channel IO QoS structure. More...
struct	bt_iso_chan_qos
	ISO Channel QoS structure. More...
struct	bt_iso_chan_path
	ISO Channel Data Path structure. More...
struct	bt_iso_recv_info
	ISO Meta Data structure for received ISO packets. More...
struct	bt_iso_tx_info
	ISO Meta Data structure for transmitted ISO packets. More...
struct	bt_iso_cig_param
struct	bt_iso_connect_param
struct	bt_iso_big_create_param
struct	bt_iso_big_sync_param
struct	bt_iso_biginfo
struct	bt_iso_chan_ops
	ISO Channel operations structure. More...
struct	bt_iso_accept_info
struct	bt_iso_server
	ISO Server structure. More...
struct	bt_iso_unicast_tx_info
struct	bt_iso_unicast_info
struct	bt_iso_broadcaster_info
struct	bt_iso_sync_receiver_info
struct	bt_iso_info

Macros
#define	BT_ISO_CHAN_SEND_RESERVE   BT_BUF_ISO_SIZE(0)
	Headroom needed for outgoing ISO SDUs. More...
#define	BT_ISO_SDU_BUF_SIZE(mtu)   BT_BUF_ISO_SIZE(mtu)
	Helper to calculate needed buffer size for ISO SDUs. Useful for creating buffer pools. More...
#define	BT_ISO_DATA_PATH_HCI   0x00
#define	BT_ISO_SDU_INTERVAL_MIN   0x0000FFU
#define	BT_ISO_SDU_INTERVAL_MAX   0x0FFFFFU
#define	BT_ISO_LATENCY_MIN   0x0005
#define	BT_ISO_LATENCY_MAX   0x0FA0
#define	BT_ISO_PACKING_SEQUENTIAL   0x00
#define	BT_ISO_PACKING_INTERLEAVED   0x01
#define	BT_ISO_FRAMING_UNFRAMED   0x00
#define	BT_ISO_FRAMING_FRAMED   0x01
#define	BT_ISO_MAX_GROUP_ISO_COUNT   0x1F
#define	BT_ISO_MAX_SDU   0x0FFF
#define	BT_ISO_SYNC_TIMEOUT_MIN   0x000A
#define	BT_ISO_SYNC_TIMEOUT_MAX   0x4000
#define	BT_ISO_SYNC_MSE_ANY   0x00
#define	BT_ISO_SYNC_MSE_MIN   0x01
#define	BT_ISO_SYNC_MSE_MAX   0x1F
#define	BT_ISO_CONNECTED_RTN_MAX   0xFF
#define	BT_ISO_BROADCAST_RTN_MAX   0x1E
#define	BT_ISO_BROADCAST_CODE_SIZE   16
#define	BT_ISO_BIS_INDEX_MIN   0x01
#define	BT_ISO_BIS_INDEX_MAX   0x1F
#define	BT_ISO_TIMESTAMP_NONE   0U

Enumerations
enum	bt_iso_state {   BT_ISO_STATE_DISCONNECTED , BT_ISO_STATE_ENCRYPT_PENDING , BT_ISO_STATE_CONNECTING , BT_ISO_STATE_CONNECTED ,   BT_ISO_STATE_DISCONNECTING }
	Life-span states of ISO channel. Used only by internal APIs dealing with setting channel to proper state depending on operational context. More...
enum	bt_iso_chan_type { BT_ISO_CHAN_TYPE_NONE , BT_ISO_CHAN_TYPE_CONNECTED , BT_ISO_CHAN_TYPE_BROADCASTER , BT_ISO_CHAN_TYPE_SYNC_RECEIVER }
enum	{ BT_ISO_FLAGS_VALID = BIT(0) , BT_ISO_FLAGS_ERROR = BIT(1) , BT_ISO_FLAGS_LOST = BIT(2) , BT_ISO_FLAGS_TS = BIT(3) }

Functions
int	bt_iso_server_register (struct bt_iso_server *server)
	Register ISO server. More...
int	bt_iso_cig_create (const struct bt_iso_cig_param *param, struct bt_iso_cig **out_cig)
	Creates a CIG as a central. More...
int	bt_iso_cig_reconfigure (struct bt_iso_cig *cig, const struct bt_iso_cig_param *param)
	Reconfigure a CIG as a central. More...
int	bt_iso_cig_terminate (struct bt_iso_cig *cig)
	Terminates a CIG as a central. More...
int	bt_iso_chan_connect (const struct bt_iso_connect_param *param, size_t count)
	Connect ISO channels on ACL connections. More...
int	bt_iso_chan_disconnect (struct bt_iso_chan *chan)
	Disconnect ISO channel. More...
int	bt_iso_chan_send (struct bt_iso_chan *chan, struct net_buf *buf, uint32_t seq_num, uint32_t ts)
	Send data to ISO channel. More...
int	bt_iso_chan_get_info (const struct bt_iso_chan *chan, struct bt_iso_info *info)
	Get ISO channel info. More...
enum bt_iso_chan_type	bt_iso_chan_get_type (const struct bt_iso_chan *chan)
	Get the type of an ISO channel. More...
int	bt_iso_chan_get_tx_sync (const struct bt_iso_chan *chan, struct bt_iso_tx_info *info)
	Get ISO transmission timing info. More...
int	bt_iso_big_create (struct bt_le_ext_adv *padv, struct bt_iso_big_create_param *param, struct bt_iso_big **out_big)
	Creates a BIG as a broadcaster. More...
int	bt_iso_big_terminate (struct bt_iso_big *big)
	Terminates a BIG as a broadcaster or receiver. More...
int	bt_iso_big_sync (struct bt_le_per_adv_sync *sync, struct bt_iso_big_sync_param *param, struct bt_iso_big **out_big)
	Creates a BIG as a receiver. More...

Detailed Description

Bluetooth ISO handling.