#include <inttypes.h>
#include "btstack_config.h"
#include "btstack_debug.h"
#include "hci.h"
#include "hci_transport.h"
#include "bluetooth_company_id.h"
#include "btstack_uart_block.h"

Macros
#define	__BTSTACK_FILE__ "hci_transport_h4.c"

#define	ENABLE_LOG_EHCILL

Enumerations
enum	H4_STATE { H4_W4_PACKET_TYPE, H4_W4_EVENT_HEADER, H4_W4_ACL_HEADER, H4_W4_SCO_HEADER, H4_W4_PAYLOAD }

enum	TX_STATE { TX_IDLE = 1, TX_W4_PACKET_SENT }

Functions
static void	dummy_handler (uint8_t packet_type, uint8_t *packet, uint16_t size)

static void	hci_transport_h4_block_read (void)

static void	hci_transport_h4_block_sent (void)

static int	hci_transport_h4_can_send_now (uint8_t packet_type)

static int	hci_transport_h4_close (void)

static void	hci_transport_h4_init (const void *transport_config)

const hci_transport_t *	hci_transport_h4_instance (const btstack_uart_block_t *uart_driver)

static int	hci_transport_h4_open (void)

static void	hci_transport_h4_register_packet_handler (void(handler)(uint8_t packet_type, uint8_t packet, uint16_t size))

static void	hci_transport_h4_reset_statemachine (void)

static int	hci_transport_h4_send_packet (uint8_t packet_type, uint8_t *packet, int size)

static int	hci_transport_h4_set_baudrate (uint32_t baudrate)

static void	hci_transport_h4_trigger_next_read (void)

Variables
static const btstack_uart_block_t *	btstack_uart

static int	bytes_to_read

static H4_STATE	h4_state

static uint8_t *	hci_packet = &hci_packet_with_pre_buffer[HCI_INCOMING_PRE_BUFFER_SIZE]

static uint8_t	hci_packet_with_pre_buffer [HCI_INCOMING_PRE_BUFFER_SIZE+1+HCI_PACKET_BUFFER_SIZE]

static const hci_transport_t	hci_transport_h4

static void(*	packet_handler )(uint8_t packet_type, uint8_t *packet, uint16_t size) = dummy_handler

static uint8_t	packet_sent_event [] = { HCI_EVENT_TRANSPORT_PACKET_SENT, 0}

static int	read_pos

static TX_STATE	tx_state

static btstack_uart_config_t	uart_config

#define __BTSTACK_FILE__ "hci_transport_h4.c"

#define ENABLE_LOG_EHCILL

enum H4_STATE

Enumerator
H4_W4_PACKET_TYPE
H4_W4_EVENT_HEADER
H4_W4_ACL_HEADER
H4_W4_SCO_HEADER
H4_W4_PAYLOAD

enum TX_STATE

Enumerator
TX_IDLE
TX_W4_PACKET_SENT

static void dummy_handler	(	uint8_t	packet_type,
		uint8_t *	packet,
		uint16_t	size
	)

static

static void hci_transport_h4_block_read ( void )

static

static void hci_transport_h4_block_sent ( void )

static

References HCI_EVENT_PACKET, packet_handler, packet_sent_event, TX_IDLE, tx_state, and TX_W4_PACKET_SENT.

Referenced by hci_transport_h4_init().

static int hci_transport_h4_can_send_now ( uint8_t packet_type )

static

References TX_IDLE, and tx_state.

static int hci_transport_h4_close ( void )

static

References btstack_uart_block_t::close.

static void hci_transport_h4_init ( const void * transport_config )

static

References btstack_uart_config_t::baudrate, hci_transport_config_uart_t::baudrate_init, btstack_uart_config_t::device_name, hci_transport_config_uart_t::device_name, btstack_uart_config_t::flowcontrol, hci_transport_config_uart_t::flowcontrol, HCI_TRANSPORT_CONFIG_UART, hci_transport_h4_block_read(), hci_transport_h4_block_sent(), btstack_uart_block_t::init, log_error, btstack_uart_block_t::set_block_received, and btstack_uart_block_t::set_block_sent.

const hci_transport_t* hci_transport_h4_instance ( const btstack_uart_block_t * uart_driver )

References hci_transport_h4, and uart_driver.

Referenced by bt_app_init().

static int hci_transport_h4_open ( void )

static

References hci_transport_h4_reset_statemachine(), hci_transport_h4_trigger_next_read(), btstack_uart_block_t::open, TX_IDLE, and tx_state.

static void hci_transport_h4_register_packet_handler ( void(*)(uint8_t packet_type, uint8_t *packet, uint16_t size) handler )

static

References packet_handler.

static void hci_transport_h4_reset_statemachine ( void )

static

References bytes_to_read, h4_state, H4_W4_PACKET_TYPE, and read_pos.

Referenced by hci_transport_h4_block_read(), and hci_transport_h4_open().

static int hci_transport_h4_send_packet	(	uint8_t	packet_type,
		uint8_t *	packet,
		int	size
	)

static

References log_info, btstack_uart_block_t::send_block, tx_state, and TX_W4_PACKET_SENT.

static int hci_transport_h4_set_baudrate ( uint32_t baudrate )

static

References log_info, and btstack_uart_block_t::set_baudrate.

static void hci_transport_h4_trigger_next_read ( void )

static

References bytes_to_read, hci_packet, read_pos, and btstack_uart_block_t::receive_block.

Referenced by hci_transport_h4_block_read(), and hci_transport_h4_open().

const btstack_uart_block_t* btstack_uart

static

int bytes_to_read

static

Referenced by hci_transport_h4_block_read(), hci_transport_h4_reset_statemachine(), and hci_transport_h4_trigger_next_read().

H4_STATE h4_state

static

Referenced by hci_transport_h4_block_read(), and hci_transport_h4_reset_statemachine().

uint8_t* hci_packet = &hci_packet_with_pre_buffer[HCI_INCOMING_PRE_BUFFER_SIZE]

static

Referenced by hci_transport_h4_block_read(), and hci_transport_h4_trigger_next_read().

uint8_t hci_packet_with_pre_buffer[HCI_INCOMING_PRE_BUFFER_SIZE+1+HCI_PACKET_BUFFER_SIZE]

static

const hci_transport_t hci_transport_h4

static

Initial value:

= {
                                            "H4",
                &hci_transport_h4_init,
                                         &hci_transport_h4_open,
                                        &hci_transport_h4_close,
       &hci_transport_h4_register_packet_handler,
           &hci_transport_h4_can_send_now,
                                   &hci_transport_h4_send_packet,
                    &hci_transport_h4_set_baudrate,
                                   NULL,
     NULL, 
}