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* Sensor: DISCOVER_REQ, prefix_only support

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Scott Powell
2025-11-11 20:08:05 +11:00
parent 74f136ba7a
commit b59d1999e6
1 changed files with 3 additions and 2 deletions
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5
examples/simple_sensor/SensorMesh.cpp
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@@ -636,14 +636,15 @@ void SensorMesh::onControlDataRecv(mesh::Packet* packet) {
} }
if ((filter & (1 << ADV_TYPE_SENSOR)) != 0 && _prefs.discovery_mod_timestamp >= since) { if ((filter & (1 << ADV_TYPE_SENSOR)) != 0 && _prefs.discovery_mod_timestamp >= since) {
bool prefix_only = packet->payload[0] & 1;
uint8_t data[6 + PUB_KEY_SIZE]; uint8_t data[6 + PUB_KEY_SIZE];
data[0] = CTL_TYPE_NODE_DISCOVER_RESP | ADV_TYPE_SENSOR; // low 4-bits for node type data[0] = CTL_TYPE_NODE_DISCOVER_RESP | ADV_TYPE_SENSOR; // low 4-bits for node type
data[1] = packet->_snr; // let sender know the inbound SNR ( x 4) data[1] = packet->_snr; // let sender know the inbound SNR ( x 4)
memcpy(&data[2], &tag, 4); // include tag from request, for client to match to memcpy(&data[2], &tag, 4); // include tag from request, for client to match to
memcpy(&data[6], self_id.pub_key, PUB_KEY_SIZE); memcpy(&data[6], self_id.pub_key, PUB_KEY_SIZE);
auto resp = createControlData(data, sizeof(data)); auto resp = createControlData(data, prefix_only ? 6 + 8 : 6 + PUB_KEY_SIZE);
if (resp) { if (resp) {
sendZeroHop(resp, getRetransmitDelay(resp)); // apply random delay, as multiple nodes can respond to this sendZeroHop(resp, getRetransmitDelay(resp)*4); // apply random delay (widened x4), as multiple nodes can respond to this
} }
} }
} }