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Fix ble parsing with zero padded advertisements (#4162)
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1 changed files with 6 additions and 1 deletions
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@ -705,8 +705,13 @@ void ESPBTDevice::parse_adv_(const esp_ble_gap_cb_param_t::ble_scan_result_evt_p
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while (offset + 2 < len) {
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const uint8_t field_length = payload[offset++]; // First byte is length of adv record
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if (field_length == 0)
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if (field_length == 0) {
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if (offset < param.adv_data_len && param.scan_rsp_len > 0) { // Zero padded advertisement data
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offset = param.adv_data_len;
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continue;
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}
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break;
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}
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// first byte of adv record is adv record type
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const uint8_t record_type = payload[offset++];
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