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Merge pull request #4669 from GUVWAF/trFix

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GUVWAF 2024-09-09 23:13:39 +02:00 committed by GitHub
commit f1602ee3f6
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2 changed files with 6 additions and 4 deletions
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8
src/modules/TraceRouteModule.cpp
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@ -53,7 +53,7 @@ void TraceRouteModule::insertUnknownHops(meshtastic_MeshPacket &p, meshtastic_Ro
uint8_t hopsTaken = p.hop_start - p.hop_limit;
int8_t diff = hopsTaken - *route_count;
for (uint8_t i = 0; i < diff; i++) {
if (*route_count < sizeof(*route) / sizeof(route[0])) {
if (*route_count < ROUTE_SIZE) {
route[*route_count] = NODENUM_BROADCAST; // This will represent an unknown hop
*route_count += 1;
}
@ -61,7 +61,7 @@ void TraceRouteModule::insertUnknownHops(meshtastic_MeshPacket &p, meshtastic_Ro
// Add unknown SNR values if necessary
diff = *route_count - *snr_count;
for (uint8_t i = 0; i < diff; i++) {
if (*snr_count < sizeof(*snr_list) / sizeof(snr_list[0])) {
if (*snr_count < ROUTE_SIZE) {
snr_list[*snr_count] = INT8_MIN; // This will represent an unknown SNR
*snr_count += 1;
}
@ -89,7 +89,7 @@ void TraceRouteModule::appendMyIDandSNR(meshtastic_RouteDiscovery *updated, floa
snr_list = updated->snr_back;
}
if (*snr_count < sizeof(*snr_list) / sizeof(snr_list[0])) {
if (*snr_count < ROUTE_SIZE) {
snr_list[*snr_count] = (int8_t)(snr * 4); // Convert SNR to 1 byte
*snr_count += 1;
}
@ -97,7 +97,7 @@ void TraceRouteModule::appendMyIDandSNR(meshtastic_RouteDiscovery *updated, floa
return;
// Length of route array can normally not be exceeded due to the max. hop_limit of 7
if (*route_count < sizeof(*route) / sizeof(route[0])) {
if (*route_count < ROUTE_SIZE) {
route[*route_count] = myNodeInfo.my_node_num;
*route_count += 1;
} else {

2
src/modules/TraceRouteModule.h
View File

@ -1,6 +1,8 @@
#pragma once
#include "ProtobufModule.h"
#define ROUTE_SIZE sizeof(((meshtastic_RouteDiscovery *)0)->route) / sizeof(((meshtastic_RouteDiscovery *)0)->route[0])
/**
* A module that traces the route to a certain destination node
*/