mirror/btstack
1
0
Fork 0
mirror of https://github.com/bluekitchen/btstack.git synced 2025-03-20 10:20:48 +00:00
Code Issues Packages Projects Releases Wiki Activity

use att_server.c in LE Peripheral demo for MSP-EXP430F5438 board

Browse Source
This commit is contained in:
matthias.ringwald@gmail.com 2014-04-03 21:49:00 +00:00
parent 404e02de70
commit 674d624e91
2 changed files with 24 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
MSP-EXP430F5438-CC256x/example-ble/Makefile
View File

@ -28,9 +28,12 @@ COMMON = \
${BTSTACK_ROOT}/src/hci.c \
${BTSTACK_ROOT}/src/hci_cmds.c \
${BTSTACK_ROOT}/src/utils.c \
${BTSTACK_ROOT}/src/remote_device_db_memory.c \
${BTSTACK_ROOT}/src/remote_device_db_memory.c \
${BTSTACK_ROOT}/ble/att.c \
${BTSTACK_ROOT}/ble/att_server.c \
${BTSTACK_ROOT}/ble/l2cap_le.c \
${BTSTACK_ROOT}/ble/sm.c \
${BTSTACK_ROOT}/ble/central_device_db_memory.c \
${BTSTACK_ROOT}/chipset-cc256x/bt_control_cc256x.c \
${BTSTACK_ROOT}/chipset-cc256x/bluetooth_init_cc2564_2.10.c \
${BTSTACK_ROOT}/src/hci_transport_h4_ehcill_dma.c \

75
MSP-EXP430F5438-CC256x/example-ble/ble_server.c
View File

@ -68,16 +68,15 @@
#include "hci_dump.h"
#include "l2cap.h"
#include "sm.h"
#include "att.h"
#include "att_server.h"
#include "gap_le.h"
#include "central_device_db.h"
#define FONT_HEIGHT 12 // Each character has 13 lines
#define FONT_WIDTH 8
static att_connection_t att_connection;
static uint16_t att_response_handle = 0;
static uint16_t att_response_size = 0;
static uint8_t att_response_buffer[28];
void doLCD(void){
//Initialize LCD and backlight
// 138 x 110, 4-level grayscale pixels.
@ -109,29 +108,8 @@ void hexdump2(void *data, int size){
printf("\n");
}
static void att_try_respond(void){
if (!att_response_size) return;
if (!att_response_handle) return;
if (!hci_can_send_packet_now_using_packet_buffer(HCI_ACL_DATA_PACKET)) return;
// update state before sending packet
uint16_t size = att_response_size;
att_response_size = 0;
l2cap_send_connectionless(att_response_handle, L2CAP_CID_ATTRIBUTE_PROTOCOL, att_response_buffer, size);
}
static void att_packet_handler(uint8_t packet_type, uint16_t handle, uint8_t *packet, uint16_t size){
if (packet_type != ATT_DATA_PACKET) return;
att_response_handle = handle;
att_response_size = att_handle_request(&att_connection, packet, size, att_response_buffer);
att_try_respond();
}
// enable LE, setup ADV data
static void packet_handler (void * connection, uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
static void app_packet_handler (uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size){
bd_addr_t addr;
uint8_t adv_data[] = { 02, 01, 05, 03, 02, 0xf0, 0xff };
switch (packet_type) {
@ -146,22 +124,7 @@ static void packet_handler (void * connection, uint8_t packet_type, uint16_t cha
hci_send_cmd(&hci_le_set_advertising_data, sizeof(adv_data), adv_data);
}
break;
case DAEMON_EVENT_HCI_PACKET_SENT:
att_try_respond();
break;
case HCI_EVENT_LE_META:
switch (packet[2]) {
case HCI_SUBEVENT_LE_CONNECTION_COMPLETE:
// reset connection MTU
att_connection.mtu = 23;
break;
default:
break;
}
break;
case BTSTACK_EVENT_NR_CONNECTIONS_CHANGED:
if (packet[2]) {
overwriteLine(4, "CONNECTED");
@ -171,9 +134,6 @@ static void packet_handler (void * connection, uint8_t packet_type, uint16_t cha
break;
case HCI_EVENT_DISCONNECTION_COMPLETE:
att_response_handle =0;
att_response_size = 0;
// restart advertising
hci_send_cmd(&hci_le_set_advertise_enable, 1);
break;
@ -200,15 +160,15 @@ static void packet_handler (void * connection, uint8_t packet_type, uint16_t cha
#include "profile.h"
// write requests
static void att_write_callback(uint16_t handle, uint16_t transaction_mode, uint16_t offset, uint8_t *buffer, uint16_t buffer_size, signature_t * signature){
static int att_write_callback(uint16_t handle, uint16_t transaction_mode, uint16_t offset, uint8_t *buffer, uint16_t buffer_size, signature_t * signature){
printf("WRITE Callback, handle %04x\n", handle);
switch(handle){
case 0x000b:
case ATT_CHARACTERISTIC_FFF1_01_VALUE_HANDLE:
buffer[buffer_size]=0;
printf("New text: %s\n", buffer);
overwriteLine(7, (char*)buffer);
break;
case 0x000d:
case ATT_CHARACTERISTIC_FFF2_01_VALUE_HANDLE:
printf("New value: %u\n", buffer[0]);
if (buffer[0]){
LED_PORT_OUT |= LED_2;
@ -217,6 +177,7 @@ static void att_write_callback(uint16_t handle, uint16_t transaction_mode, uint1
}
break;
}
return 0;
}
// main
@ -259,14 +220,18 @@ int main(void)
// set up l2cap_le
l2cap_init();
l2cap_register_fixed_channel(att_packet_handler, L2CAP_CID_ATTRIBUTE_PROTOCOL);
l2cap_register_packet_handler(packet_handler);
// set up ATT
att_set_db(profile_data);
att_set_write_callback(att_write_callback);
att_dump_attributes();
att_connection.mtu = 27;
// setup central device db
central_device_db_init();
// setup SM: Display only
sm_init();
sm_set_io_capabilities(IO_CAPABILITY_DISPLAY_ONLY);
sm_set_authentication_requirements( SM_AUTHREQ_BONDING | SM_AUTHREQ_MITM_PROTECTION);
// setup ATT server
att_server_init(profile_data, NULL, att_write_callback);
att_server_register_packet_handler(app_packet_handler);
printf("Run...\n\r");