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Merge branch 'meshcore-dev:dev' into dev

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Michael Gjelsø 2026-03-05 18:17:57 +00:00 • committed by GitHub
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55 changed files with 653 additions and 267 deletions
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8
examples/companion_radio/DataStore.cpp
View file

@ -222,12 +222,14 @@ void DataStore::loadPrefsInt(const char *filename, NodePrefs& _prefs, double& no
file.read((uint8_t *)&_prefs.rx_delay_base, sizeof(_prefs.rx_delay_base)); // 72
file.read((uint8_t *)&_prefs.advert_loc_policy, sizeof(_prefs.advert_loc_policy)); // 76
file.read((uint8_t *)&_prefs.multi_acks, sizeof(_prefs.multi_acks)); // 77
file.read(pad, 2); // 78
file.read((uint8_t *)&_prefs.path_hash_mode, sizeof(_prefs.path_hash_mode)); // 78
file.read(pad, 1); // 79
file.read((uint8_t *)&_prefs.ble_pin, sizeof(_prefs.ble_pin)); // 80
file.read((uint8_t *)&_prefs.buzzer_quiet, sizeof(_prefs.buzzer_quiet)); // 84
file.read((uint8_t *)&_prefs.gps_enabled, sizeof(_prefs.gps_enabled)); // 85
file.read((uint8_t *)&_prefs.gps_interval, sizeof(_prefs.gps_interval)); // 86
file.read((uint8_t *)&_prefs.autoadd_config, sizeof(_prefs.autoadd_config)); // 87
file.read((uint8_t *)&_prefs.autoadd_max_hops, sizeof(_prefs.autoadd_max_hops)); // 88
file.close();
}
@ -257,12 +259,14 @@ void DataStore::savePrefs(const NodePrefs& _prefs, double node_lat, double node_
file.write((uint8_t *)&_prefs.rx_delay_base, sizeof(_prefs.rx_delay_base)); // 72
file.write((uint8_t *)&_prefs.advert_loc_policy, sizeof(_prefs.advert_loc_policy)); // 76
file.write((uint8_t *)&_prefs.multi_acks, sizeof(_prefs.multi_acks)); // 77
file.write(pad, 2); // 78
file.write((uint8_t *)&_prefs.path_hash_mode, sizeof(_prefs.path_hash_mode)); // 78
file.write(pad, 1); // 79
file.write((uint8_t *)&_prefs.ble_pin, sizeof(_prefs.ble_pin)); // 80
file.write((uint8_t *)&_prefs.buzzer_quiet, sizeof(_prefs.buzzer_quiet)); // 84
file.write((uint8_t *)&_prefs.gps_enabled, sizeof(_prefs.gps_enabled)); // 85
file.write((uint8_t *)&_prefs.gps_interval, sizeof(_prefs.gps_interval)); // 86
file.write((uint8_t *)&_prefs.autoadd_config, sizeof(_prefs.autoadd_config)); // 87
file.write((uint8_t *)&_prefs.autoadd_max_hops, sizeof(_prefs.autoadd_max_hops)); // 88
file.close();
}

66
examples/companion_radio/MyMesh.cpp
View file

@ -57,6 +57,7 @@
#define CMD_SET_AUTOADD_CONFIG 58
#define CMD_GET_AUTOADD_CONFIG 59
#define CMD_GET_ALLOWED_REPEAT_FREQ 60
#define CMD_SET_PATH_HASH_MODE 61
// Stats sub-types for CMD_GET_STATS
#define STATS_TYPE_CORE 0
@ -258,11 +259,11 @@ int MyMesh::calcRxDelay(float score, uint32_t air_time) const {
}
uint32_t MyMesh::getRetransmitDelay(const mesh::Packet *packet) {
uint32_t t = (_radio->getEstAirtimeFor(packet->path_len + packet->payload_len + 2) * 0.5f);
uint32_t t = (_radio->getEstAirtimeFor(packet->getPathByteLen() + packet->payload_len + 2) * 0.5f);
return getRNG()->nextInt(0, 5*t + 1);
}
uint32_t MyMesh::getDirectRetransmitDelay(const mesh::Packet *packet) {
uint32_t t = (_radio->getEstAirtimeFor(packet->path_len + packet->payload_len + 2) * 0.2f);
uint32_t t = (_radio->getEstAirtimeFor(packet->getPathByteLen() + packet->payload_len + 2) * 0.2f);
return getRNG()->nextInt(0, 5*t + 1);
}
@ -317,6 +318,10 @@ bool MyMesh::shouldOverwriteWhenFull() const {
return (_prefs.autoadd_config & AUTO_ADD_OVERWRITE_OLDEST) != 0;
}
uint8_t MyMesh::getAutoAddMaxHops() const {
return _prefs.autoadd_max_hops;
}
void MyMesh::onContactOverwrite(const uint8_t* pub_key) {
_store->deleteBlobByKey(pub_key, PUB_KEY_SIZE); // delete from storage
if (_serial->isConnected()) {
@ -349,7 +354,7 @@ void MyMesh::onDiscoveredContact(ContactInfo &contact, bool is_new, uint8_t path
}
// add inbound-path to mem cache
if (path && path_len <= sizeof(AdvertPath::path)) { // check path is valid
if (path && mesh::Packet::isValidPathLen(path_len)) { // check path is valid
AdvertPath* p = advert_paths;
uint32_t oldest = 0xFFFFFFFF;
for (int i = 0; i < ADVERT_PATH_TABLE_SIZE; i++) { // check if already in table, otherwise evict oldest
@ -366,8 +371,7 @@ void MyMesh::onDiscoveredContact(ContactInfo &contact, bool is_new, uint8_t path
memcpy(p->pubkey_prefix, contact.id.pub_key, sizeof(p->pubkey_prefix));
strcpy(p->name, contact.name);
p->recv_timestamp = getRTCClock()->getCurrentTime();
p->path_len = path_len;
memcpy(p->path, path, p->path_len);
p->path_len = mesh::Packet::copyPath(p->path, path, path_len);
}
if (!is_new) dirty_contacts_expiry = futureMillis(LAZY_CONTACTS_WRITE_DELAY); // only schedule lazy write for contacts that are in contacts[]
@ -473,23 +477,23 @@ bool MyMesh::allowPacketForward(const mesh::Packet* packet) {
void MyMesh::sendFloodScoped(const ContactInfo& recipient, mesh::Packet* pkt, uint32_t delay_millis) {
// TODO: dynamic send_scope, depending on recipient and current 'home' Region
if (send_scope.isNull()) {
sendFlood(pkt, delay_millis);
sendFlood(pkt, delay_millis, _prefs.path_hash_mode + 1);
} else {
uint16_t codes[2];
codes[0] = send_scope.calcTransportCode(pkt);
codes[1] = 0; // REVISIT: set to 'home' Region, for sender/return region?
sendFlood(pkt, codes, delay_millis);
sendFlood(pkt, codes, delay_millis, _prefs.path_hash_mode + 1);
}
}
void MyMesh::sendFloodScoped(const mesh::GroupChannel& channel, mesh::Packet* pkt, uint32_t delay_millis) {
// TODO: have per-channel send_scope
if (send_scope.isNull()) {
sendFlood(pkt, delay_millis);
sendFlood(pkt, delay_millis, _prefs.path_hash_mode + 1);
} else {
uint16_t codes[2];
codes[0] = send_scope.calcTransportCode(pkt);
codes[1] = 0; // REVISIT: set to 'home' Region, for sender/return region?
sendFlood(pkt, codes, delay_millis);
sendFlood(pkt, codes, delay_millis, _prefs.path_hash_mode + 1);
}
}
@ -686,7 +690,7 @@ bool MyMesh::onContactPathRecv(ContactInfo& contact, uint8_t* in_path, uint8_t i
if (tag == pending_discovery) { // check for matching response tag)
pending_discovery = 0;
if (in_path_len > MAX_PATH_SIZE || out_path_len > MAX_PATH_SIZE) {
if (!mesh::Packet::isValidPathLen(in_path_len) || !mesh::Packet::isValidPathLen(out_path_len)) {
MESH_DEBUG_PRINTLN("onContactPathRecv, invalid path sizes: %d, %d", in_path_len, out_path_len);
} else {
int i = 0;
@ -695,11 +699,9 @@ bool MyMesh::onContactPathRecv(ContactInfo& contact, uint8_t* in_path, uint8_t i
memcpy(&out_frame[i], contact.id.pub_key, 6);
i += 6; // pub_key_prefix
out_frame[i++] = out_path_len;
memcpy(&out_frame[i], out_path, out_path_len);
i += out_path_len;
i += mesh::Packet::writePath(&out_frame[i], out_path, out_path_len);
out_frame[i++] = in_path_len;
memcpy(&out_frame[i], in_path, in_path_len);
i += in_path_len;
i += mesh::Packet::writePath(&out_frame[i], in_path, in_path_len);
// NOTE: telemetry data in 'extra' is discarded at present
_serial->writeFrame(out_frame, i);
@ -785,9 +787,10 @@ uint32_t MyMesh::calcFloodTimeoutMillisFor(uint32_t pkt_airtime_millis) const {
return SEND_TIMEOUT_BASE_MILLIS + (FLOOD_SEND_TIMEOUT_FACTOR * pkt_airtime_millis);
}
uint32_t MyMesh::calcDirectTimeoutMillisFor(uint32_t pkt_airtime_millis, uint8_t path_len) const {
uint8_t path_hash_count = path_len & 63;
return SEND_TIMEOUT_BASE_MILLIS +
((pkt_airtime_millis * DIRECT_SEND_PERHOP_FACTOR + DIRECT_SEND_PERHOP_EXTRA_MILLIS) *
(path_len + 1));
(path_hash_count + 1));
}
void MyMesh::onSendTimeout() {}
@ -938,6 +941,7 @@ void MyMesh::handleCmdFrame(size_t len) {
StrHelper::strzcpy((char *)&out_frame[i], FIRMWARE_VERSION, 20);
i += 20;
out_frame[i++] = _prefs.client_repeat; // v9+
out_frame[i++] = _prefs.path_hash_mode; // v10+
_serial->writeFrame(out_frame, i);
} else if (cmd_frame[0] == CMD_APP_START &&
len >= 8) { // sent when app establishes connection, respond with node ID
@ -1115,7 +1119,8 @@ void MyMesh::handleCmdFrame(size_t len) {
}
if (pkt) {
if (len >= 2 && cmd_frame[1] == 1) { // optional param (1 = flood, 0 = zero hop)
sendFlood(pkt);
unsigned long delay_millis = 0;
sendFlood(pkt, delay_millis, _prefs.path_hash_mode + 1);
} else {
sendZeroHop(pkt);
}
@ -1127,7 +1132,7 @@ void MyMesh::handleCmdFrame(size_t len) {
uint8_t *pub_key = &cmd_frame[1];
ContactInfo *recipient = lookupContactByPubKey(pub_key, PUB_KEY_SIZE);
if (recipient) {
recipient->out_path_len = -1;
recipient->out_path_len = OUT_PATH_UNKNOWN;
// recipient->lastmod = ?? shouldn't be needed, app already has this version of contact
dirty_contacts_expiry = futureMillis(LAZY_CONTACTS_WRITE_DELAY);
writeOKFrame();
@ -1312,6 +1317,14 @@ void MyMesh::handleCmdFrame(size_t len) {
}
savePrefs();
writeOKFrame();
} else if (cmd_frame[0] == CMD_SET_PATH_HASH_MODE && cmd_frame[1] == 0 && len >= 3) {
if (cmd_frame[2] >= 3) {
writeErrFrame(ERR_CODE_ILLEGAL_ARG);
} else {
_prefs.path_hash_mode = cmd_frame[2];
savePrefs();
writeOKFrame();
}
} else if (cmd_frame[0] == CMD_REBOOT && memcmp(&cmd_frame[1], "reboot", 6) == 0) {
if (dirty_contacts_expiry) { // is there are pending dirty contacts write needed?
saveContacts();
@ -1449,7 +1462,7 @@ void MyMesh::handleCmdFrame(size_t len) {
memset(&req_data[2], 0, 3); // reserved
getRNG()->random(&req_data[5], 4); // random blob to help make packet-hash unique
auto save = recipient->out_path_len; // temporarily force sendRequest() to flood
recipient->out_path_len = -1;
recipient->out_path_len = OUT_PATH_UNKNOWN;
int result = sendRequest(*recipient, req_data, sizeof(req_data), tag, est_timeout);
recipient->out_path_len = save;
if (result == MSG_SEND_FAILED) {
@ -1686,11 +1699,12 @@ void MyMesh::handleCmdFrame(size_t len) {
}
}
if (found) {
out_frame[0] = RESP_CODE_ADVERT_PATH;
memcpy(&out_frame[1], &found->recv_timestamp, 4);
out_frame[5] = found->path_len;
memcpy(&out_frame[6], found->path, found->path_len);
_serial->writeFrame(out_frame, 6 + found->path_len);
int i = 0;
out_frame[i++] = RESP_CODE_ADVERT_PATH;
memcpy(&out_frame[i], &found->recv_timestamp, 4); i += 4;
out_frame[i++] = found->path_len;
i += mesh::Packet::writePath(&out_frame[i], found->path, found->path_len);
_serial->writeFrame(out_frame, i);
} else {
writeErrFrame(ERR_CODE_NOT_FOUND);
}
@ -1775,12 +1789,16 @@ void MyMesh::handleCmdFrame(size_t len) {
}
} else if (cmd_frame[0] == CMD_SET_AUTOADD_CONFIG) {
_prefs.autoadd_config = cmd_frame[1];
if (len >= 3) {
_prefs.autoadd_max_hops = min(cmd_frame[2], (uint8_t)64);
}
savePrefs();
writeOKFrame();
writeOKFrame();
} else if (cmd_frame[0] == CMD_GET_AUTOADD_CONFIG) {
int i = 0;
out_frame[i++] = RESP_CODE_AUTOADD_CONFIG;
out_frame[i++] = _prefs.autoadd_config;
out_frame[i++] = _prefs.autoadd_max_hops;
_serial->writeFrame(out_frame, i);
} else if (cmd_frame[0] == CMD_GET_ALLOWED_REPEAT_FREQ) {
int i = 0;

3
examples/companion_radio/MyMesh.h
View file

@ -5,7 +5,7 @@
#include "AbstractUITask.h"
/*------------ Frame Protocol --------------*/
#define FIRMWARE_VER_CODE 9
#define FIRMWARE_VER_CODE 10
#ifndef FIRMWARE_BUILD_DATE
#define FIRMWARE_BUILD_DATE "15 Feb 2026"
@ -119,6 +119,7 @@ protected:
bool isAutoAddEnabled() const override;
bool shouldAutoAddContactType(uint8_t type) const override;
bool shouldOverwriteWhenFull() const override;
uint8_t getAutoAddMaxHops() const override;
void onContactsFull() override;
void onContactOverwrite(const uint8_t* pub_key) override;
bool onContactPathRecv(ContactInfo& from, uint8_t* in_path, uint8_t in_path_len, uint8_t* out_path, uint8_t out_path_len, uint8_t extra_type, uint8_t* extra, uint8_t extra_len) override;

2
examples/companion_radio/NodePrefs.h
View file

@ -29,4 +29,6 @@ struct NodePrefs { // persisted to file
uint32_t gps_interval; // GPS read interval in seconds
uint8_t autoadd_config; // bitmask for auto-add contacts config
uint8_t client_repeat;
uint8_t path_hash_mode; // which path mode to use when sending
uint8_t autoadd_max_hops; // 0 = no limit, 1 = direct (0 hops), N = up to N-1 hops (max 64)
};