mirror/btstack
1
0
Fork 0
mirror of https://github.com/bluekitchen/btstack.git synced 2025-03-21 04:21:03 +00:00
Code Issues Packages Projects Releases Wiki Activity

fix parsing of inq events, use inq scan with rssi

Browse Source
This commit is contained in:
matthias.ringwald 2010-01-27 22:03:01 +00:00
parent 751231f53f
commit cab77f2863
1 changed files with 33 additions and 5 deletions

38
example/inquiry.c

@ -48,6 +48,7 @@ struct device {
uint16_t clockOffset;
uint32_t classOfDevice;
uint8_t pageScanRepetitionMode;
uint8_t rssi;
uint8_t state; // 0 empty, 1 found, 2 remote name tried, 3 remote name found
};
@ -118,11 +119,37 @@ void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint
case BTSTACK_EVENT_STATE:
// bt stack activated, get started - set local name
if (packet[2] == HCI_STATE_WORKING) {
bt_send_cmd(&hci_write_inquiry_mode, 0x01); // with RSSI
next();
}
break;
case HCI_EVENT_COMMAND_COMPLETE:
if ( COMMAND_COMPLETE_EVENT(packet, hci_write_inquiry_mode) ) {
next();
}
break;
case HCI_EVENT_INQUIRY_RESULT:
numResponses = packet[2];
for (i=0; i<numResponses && deviceCount < MAX_DEVICES;i++){
bt_flip_addr(addr, &packet[3+i*6]);
int index = getDeviceIndexForAddress(addr);
if (index >= 0) continue;
memcpy(devices[deviceCount].address, addr, 6);
devices[deviceCount].pageScanRepetitionMode = packet [3 + numResponses*(6) + i*1];
devices[deviceCount].classOfDevice = READ_BT_24(packet, 3 + numResponses*(6+1+1+1) + i*3);
devices[deviceCount].clockOffset = READ_BT_16(packet, 3 + numResponses*(6+1+1+1+2) + i*2) & 0x7fff;
devices[deviceCount].rssi = 0;
devices[deviceCount].state = 1;
printf("Device found: ");
print_bd_addr(addr);
printf(" with COD: 0x%06x, pageScan %u, clock offset 0x%04x\n", devices[deviceCount].classOfDevice,
devices[deviceCount].pageScanRepetitionMode, devices[deviceCount].clockOffset);
deviceCount++;
}
break;
case HCI_EVENT_INQUIRY_RESULT_WITH_RSSI:
numResponses = packet[2];
for (i=0; i<numResponses && deviceCount < MAX_DEVICES;i++){
@ -130,14 +157,15 @@ void packet_handler(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint
int index = getDeviceIndexForAddress(addr);
if (index >= 0) continue;
memcpy(devices[deviceCount].address, addr, 6);
devices[deviceCount].classOfDevice = READ_BT_24(packet, 3 + numResponses*(6+1+1+1) + i*3);
devices[deviceCount].pageScanRepetitionMode = packet[3 + numResponses*6 + i];
devices[deviceCount].clockOffset = READ_BT_16(packet, 3 + numResponses*(6+1+1+1+3) + i*2) & 0x7fff;
devices[deviceCount].pageScanRepetitionMode = packet [3 + numResponses*(6) + i*1];
devices[deviceCount].classOfDevice = READ_BT_24(packet, 3 + numResponses*(6+1+1) + i*3);
devices[deviceCount].clockOffset = READ_BT_16(packet, 3 + numResponses*(6+1+1+3) + i*2) & 0x7fff;
devices[deviceCount].rssi = packet [3 + numResponses*(6+1+1+3+2) + i*1];
devices[deviceCount].state = 1;
printf("Device found: ");
print_bd_addr(addr);
printf(" with COD: 0x%06x, pageScan %u, clock offset 0x%04x\n", devices[deviceCount].classOfDevice,
devices[deviceCount].pageScanRepetitionMode, devices[deviceCount].clockOffset);
printf(" with COD: 0x%06x, pageScan %u, clock offset 0x%04x, rssi 0x%02x\n", devices[deviceCount].classOfDevice,
devices[deviceCount].pageScanRepetitionMode, devices[deviceCount].clockOffset, devices[deviceCount].rssi);
deviceCount++;
}
break;