mirror of
https://github.com/Next-Flip/Momentum-Firmware.git
synced 2026-05-14 15:48:35 -07:00
7c48c6164a
- state handled reparately, decoupled from app - better apple/samsung/unknown parsing and handling - improve error handling - add url to manifest + up stack size just in case
62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
#include "findmy_state.h"
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#include <string.h>
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#include <stddef.h>
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#include <furi_hal_bt.h>
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bool findmy_state_load(FindMyState* out_state) {
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FindMyState state;
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// Set default values
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state.beacon_active = false;
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state.broadcast_interval = 5;
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state.transmit_power = 6;
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state.config.min_adv_interval_ms = state.broadcast_interval * 1000; // Converting s to ms
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state.config.max_adv_interval_ms = (state.broadcast_interval * 1000) + 150;
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state.config.adv_channel_map = GapAdvChannelMapAll;
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state.config.adv_power_level = GapAdvPowerLevel_0dBm + state.transmit_power;
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state.config.address_type = GapAddressTypePublic;
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// Set default mac
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uint8_t default_mac[EXTRA_BEACON_MAC_ADDR_SIZE] = {0x66, 0x55, 0x44, 0x33, 0x22, 0x11};
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memcpy(state.mac, default_mac, sizeof(state.mac));
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memcpy(state.config.address, default_mac, sizeof(state.config.address));
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// Set default empty AirTag data
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uint8_t* data = state.data;
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*data++ = 0x1E; // Length
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*data++ = 0xFF; // Manufacturer Specific Data
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*data++ = 0x4C; // Company ID (Apple, Inc.)
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*data++ = 0x00; // ...
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*data++ = 0x12; // Type (FindMy)
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*data++ = 0x19; // Length
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*data++ = 0x00; // Status
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// Placeholder Empty Public Key without the MAC address
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for(size_t i = 0; i < 22; ++i) {
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*data++ = 0x00;
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}
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*data++ = 0x00; // First 2 bits are the version, the rest is the battery level
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*data++ = 0x00; // Hint (0x00)
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// Copy to caller state before popping stack
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memcpy(out_state, &state, sizeof(state));
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// Return if active, can be used to start after loading in an if statement
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return state.beacon_active;
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}
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void findmy_state_apply(FindMyState* state) {
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// Stop any running beacon
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if(furi_hal_bt_extra_beacon_is_active()) {
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furi_check(furi_hal_bt_extra_beacon_stop());
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}
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furi_check(furi_hal_bt_extra_beacon_set_config(&state->config));
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furi_check(furi_hal_bt_extra_beacon_set_data(state->data, sizeof(state->data)));
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if(state->beacon_active) {
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furi_check(furi_hal_bt_extra_beacon_start());
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}
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}
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