mirror of https://github.com/labapart/gattlib
76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "gattlib.h"
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#define BLE_SCAN_TIMEOUT 60
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static void ble_advertising_device(void *adapter, const char* addr, const char* name, void *user_data) {
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gattlib_advertisement_data_t *advertisement_data;
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size_t advertisement_data_count;
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uint16_t manufacturer_id;
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uint8_t *manufacturer_data;
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size_t manufacturer_data_size;
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int ret;
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ret = gattlib_get_advertisement_data_from_mac(adapter, addr,
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&advertisement_data, &advertisement_data_count,
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&manufacturer_id, &manufacturer_data, &manufacturer_data_size);
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if (ret != 0) {
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return;
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}
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if (name) {
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printf("Device %s - '%s': ", addr, name);
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} else {
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printf("Device %s: ", addr);
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}
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for (size_t i = 0; i < manufacturer_data_size; i++) {
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printf("%02x ", manufacturer_data[i]);
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}
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printf("\n");
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}
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int main(int argc, const char *argv[]) {
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const char* adapter_name;
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void* adapter;
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int ret;
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if (argc == 1) {
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adapter_name = NULL;
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} else if (argc == 2) {
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adapter_name = argv[1];
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} else {
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fprintf(stderr, "%s [<bluetooth-adapter>]\n", argv[0]);
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return 1;
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}
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ret = gattlib_adapter_open(adapter_name, &adapter);
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if (ret) {
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fprintf(stderr, "ERROR: Failed to open adapter.\n");
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return 1;
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}
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ret = gattlib_adapter_scan_enable_with_filter(adapter,
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NULL, /* Do not filter on any specific Service UUID */
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0 /* RSSI Threshold */,
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GATTLIB_DISCOVER_FILTER_NOTIFY_CHANGE, /* Notify change of advertising data/RSSI */
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ble_advertising_device,
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0, /* timeout=0 means infinite loop */
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NULL /* user_data */);
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if (ret) {
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fprintf(stderr, "ERROR: Failed to scan.\n");
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goto EXIT;
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}
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gattlib_adapter_scan_disable(adapter);
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puts("Scan completed");
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EXIT:
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gattlib_adapter_close(adapter);
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return ret;
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}
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