pohui_pohui/firmware
1
0
Fork 0
mirror of https://github.com/meshtastic/firmware.git synced 2025-06-08 06:02:05 +00:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

Use the shared secret cache in PKC ops

Browse Source
This commit is contained in:
Jason B. Cox 2025-04-03 09:37:32 -07:00
parent fa17273631
commit c7e44a2301
1 changed files with 2 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/mesh/CryptoEngine.cpp
View File

@ -79,10 +79,9 @@ bool CryptoEngine::encryptCurve25519(uint32_t toNode, uint32_t fromNode, meshtas
LOG_DEBUG("Node %d or their public_key not found", toNode);
return false;
}
if (!setDHPublicKey(remotePublic.bytes)) {
if (!setCryptoSharedSecret(remotePublic)) {
return false;
}
hash(shared_key, 32);
initNonce(fromNode, packetNum, extraNonceTmp);
// Calculate the shared secret with the destination node and encrypt
@ -121,10 +120,9 @@ bool CryptoEngine::decryptCurve25519(uint32_t fromNode, meshtastic_UserLite_publ
}
// Calculate the shared secret with the sending node and decrypt
if (!setDHPublicKey(remotePublic.bytes)) {
if (!setCryptoSharedSecret(remotePublic)) {
return false;
}
hash(shared_key, 32);
initNonce(fromNode, packetNum, extraNonce);
printBytes("Attempt decrypt with nonce: ", nonce, 13);