11 lines
368 B
C++
11 lines
368 B
C++
#include "data_model.h"
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#include <esp_mac.h>
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void init_device_ids(uint16_t &short_id, char *device_id, size_t device_id_len) {
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uint8_t mac[6] = {0};
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// Read base MAC without needing WiFi to be started.
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esp_read_mac(mac, ESP_MAC_WIFI_STA);
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short_id = (static_cast<uint16_t>(mac[4]) << 8) | mac[5];
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snprintf(device_id, device_id_len, "dd3-%04X", short_id);
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}
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