Files
file	ble-core.c
	Basic BLE functions.

file	ble-core.h
	Basic BLE functions.

file	ble-mac.c
	A MAC protocol implementation that uses nRF52 IPSP implementation as a link layer.

file	ble-mac.h
	A MAC protocol implementation that uses nRF52 IPSP implementation as a link layer.

Macros
#define	APP_ADV_TIMEOUT 0
	Time for which the device must be advertising in non-connectable mode (in seconds). More...

#define	APP_ADV_ADV_INTERVAL MSEC_TO_UNITS(333, UNIT_0_625_MS)
	The advertising interval. More...

#define	BLE_MAC_MAX_INTERFACE_NUM 1
	Maximum number of interfaces, i.e., connection to master devices.

Functions
static void	ble_evt_dispatch (ble_evt_t *p_ble_evt)
	SoftDevice BLE event callback. More...

void	ble_stack_init (void)
	Initialize and enable the BLE stack.

void	ble_get_mac (uint8_t addr[8])
	Return device EUI64 MAC address. More...

void	ble_advertising_init (const char *name)
	Initialize BLE advertising data. More...

void	ble_advertising_start (void)
	Start BLE advertising.

void	ble_gap_addr_print (const ble_gap_addr_t *addr)
	Print GAP address. More...

static void	on_ble_evt (ble_evt_t *p_ble_evt)
	Function for handling the Application's BLE Stack events. More...

static ble_mac_interface_t *	ble_mac_interface_lookup (ble_ipsp_handle_t *handle)
	Lookup interface by IPSP connection. More...

static ble_mac_interface_t *	ble_mac_interface_add (eui64_t peer, ble_ipsp_handle_t handle)
	Add IPSP connection to the interface table. More...

static void	ble_mac_interface_delete (ble_mac_interface_t *interface)
	Remove interface from the interface table. More...

static uint32_t	ble_mac_ipsp_evt_handler_irq (ble_ipsp_handle_t p_handle, ble_ipsp_evt_t p_evt)
	Callback registered with IPSP to receive asynchronous events from the module. More...

static ble_ipsp_handle_t *	find_handle (const linkaddr_t *addr)
	Lookup IPSP handle by peer address. More...

static int	send_to_peer (ble_ipsp_handle_t *handle)
	Send packet on a given IPSP handle. More...

Variables
static ble_gap_adv_params_t	m_adv_params
	Parameters to be passed to the stack when starting advertising. More...

process_event_t	ble_event_interface_added
	This event is broadcast when BLE connection is established. More...

process_event_t	ble_event_interface_deleted
	This event is broadcast when BLE connection is destroyed. More...

static volatile int	busy_tx
	Flag is set to 1 when the driver is busy transmitting a packet. More...

static volatile int	busy_rx
	Flag is set to 1 when there is a received packet pending. More...

const struct mac_driver	ble_ipsp_mac_driver
	BLE over IPSP MAC driver structure.

const struct mac_driver	ble_ipsp_mac_driver
	BLE over IPSP MAC driver structure.

process_event_t	ble_event_interface_added
	This event is broadcast when a new IPSP connection is established. More...

process_event_t	ble_event_interface_deleted
	This event is broadcast when a IPSP connection is deleted. More...

Detailed Description

Macro Definition Documentation

#define APP_ADV_ADV_INTERVAL MSEC_TO_UNITS(333, UNIT_0_625_MS)

The advertising interval.

This value can vary between 100ms to 10.24s).

Definition at line 70 of file ble-core.c.

Referenced by ble_advertising_init().

#define APP_ADV_TIMEOUT 0

Time for which the device must be advertising in non-connectable mode (in seconds).

0 disables timeout.

Definition at line 69 of file ble-core.c.

Referenced by ble_advertising_init().

Function Documentation

void ble_advertising_init ( const char * name )

Initialize BLE advertising data.

Parameters

name	Human readable device name that will be advertised

Definition at line 132 of file ble-core.c.

References APP_ADV_ADV_INTERVAL, APP_ADV_TIMEOUT, m_adv_params, and NULL.

Referenced by main().

static void ble_evt_dispatch ( ble_evt_t * p_ble_evt )

static

SoftDevice BLE event callback.

Parameters

[in] p_ble_evt Bluetooth stack event.

Definition at line 228 of file ble-core.c.

References on_ble_evt().

Referenced by ble_stack_init().

void ble_gap_addr_print ( const ble_gap_addr_t * addr )

Print GAP address.

Parameters

addr	a pointer to address

Definition at line 187 of file ble-core.c.

Referenced by on_ble_evt().

void ble_get_mac ( uint8_t addr[8] )

Return device EUI64 MAC address.

Parameters

addr	pointer to a buffer to store the address

Definition at line 116 of file ble-core.c.

Referenced by main().

static ble_mac_interface_t* ble_mac_interface_add	(	eui64_t *	peer,
		ble_ipsp_handle_t *	handle
	)

static

Add IPSP connection to the interface table.

This function binds IPSP connection with peer address.

Parameters

peer	a pointer to eui64 address
handle	a pointer to IPSP handle

Return values

a	pointer to an interface structure on success
NULL	if interface table is full

Definition at line 133 of file ble-mac.c.

References ble_event_interface_added, BLE_MAC_MAX_INTERFACE_NUM, NULL, and process_post().

Referenced by ble_mac_ipsp_evt_handler_irq().

static void ble_mac_interface_delete ( ble_mac_interface_t * interface )

static

Remove interface from the interface table.

Parameters

interface a pointer to interface

Definition at line 152 of file ble-mac.c.

References ble_event_interface_deleted, NULL, and process_post().

Referenced by ble_mac_ipsp_evt_handler_irq().

static ble_mac_interface_t* ble_mac_interface_lookup ( ble_ipsp_handle_t * handle )

static

Lookup interface by IPSP connection.

Parameters

handle a pointer to IPSP handle.

Return values

a	pointer to interface structure
NULL	if no interface has been found for a given handle

Definition at line 109 of file ble-mac.c.

References BLE_MAC_MAX_INTERFACE_NUM, and NULL.

Referenced by ble_mac_ipsp_evt_handler_irq().

static uint32_t ble_mac_ipsp_evt_handler_irq	(	ble_ipsp_handle_t *	p_handle,
		ble_ipsp_evt_t *	p_evt
	)

static

Callback registered with IPSP to receive asynchronous events from the module.

Note: This function is called from SoftDevice interrupt context.

Parameters

[in]	p_handle	Pointer to IPSP handle.
[in]	p_evt	Pointer to specific event, generated by IPSP module.

Returns: NRF_SUCCESS on success, otherwise NRF_ERROR_NO_MEM error.

Definition at line 169 of file ble-mac.c.

References ble_mac_interface_add(), ble_mac_interface_delete(), ble_mac_interface_lookup(), busy_rx, busy_tx, NULL, PACKETBUF_SIZE, and process_poll().

static ble_ipsp_handle_t* find_handle ( const linkaddr_t * addr )

static

Lookup IPSP handle by peer address.

Parameters

addr	a pointer to eui64 address.

Return values

a	pointer to IPSP handle on success
NULL	if an IPSP handle for given address haven't been found

Definition at line 276 of file ble-mac.c.

References BLE_MAC_MAX_INTERFACE_NUM, linkaddr_cmp(), and NULL.

static void on_ble_evt ( ble_evt_t * p_ble_evt )

static

Function for handling the Application's BLE Stack events.

Parameters

[in] p_ble_evt Bluetooth stack event.

Definition at line 202 of file ble-core.c.

References ble_advertising_start(), and ble_gap_addr_print().

Referenced by ble_evt_dispatch().

static int send_to_peer ( ble_ipsp_handle_t * handle )

static

Send packet on a given IPSP handle.

Parameters

handle a pointer to IPSP handle.

Returns: 1 on success, 0 otherwise

Definition at line 294 of file ble-mac.c.

References packetbuf_datalen(), and packetbuf_dataptr().

Variable Documentation

process_event_t ble_event_interface_added

This event is broadcast when a new IPSP connection is established.

Definition at line 70 of file ble-mac.c.

Referenced by ble_mac_interface_add().

process_event_t ble_event_interface_added

This event is broadcast when BLE connection is established.

This event is broadcast when a new IPSP connection is established.

Definition at line 70 of file ble-mac.c.

Referenced by ble_mac_interface_add().

process_event_t ble_event_interface_deleted

This event is broadcast when a IPSP connection is deleted.

Definition at line 71 of file ble-mac.c.

Referenced by ble_mac_interface_delete().

process_event_t ble_event_interface_deleted

This event is broadcast when BLE connection is destroyed.

This event is broadcast when a IPSP connection is deleted.

Definition at line 71 of file ble-mac.c.

Referenced by ble_mac_interface_delete().

volatile int busy_rx

static

Flag is set to 1 when there is a received packet pending.

Definition at line 88 of file ble-mac.c.

Referenced by ble_mac_ipsp_evt_handler_irq().

volatile int busy_tx

static

Flag is set to 1 when the driver is busy transmitting a packet.

Definition at line 87 of file ble-mac.c.

Referenced by ble_mac_ipsp_evt_handler_irq().

ble_gap_adv_params_t m_adv_params

static

Parameters to be passed to the stack when starting advertising.

Definition at line 72 of file ble-core.c.

Referenced by ble_advertising_init(), and ble_advertising_start().

Files

Macros

Functions

Variables

Detailed Description

Macro Definition Documentation

Function Documentation

Variable Documentation