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Use the hop_limit field of MeshPacket to limit max delivery depth in

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the mesh.
This commit is contained in:
geeksville
2020-05-18 17:35:23 -07:00
parent 53c3d9baa2
commit 26d3ef529e
9 changed files with 51 additions and 33 deletions
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5
src/mesh/RadioLibInterface.cpp
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@@ -288,13 +288,16 @@ void RadioLibInterface::handleReceiveInterrupt()
rxGood++;
if (h->to != 255 && h->to != ourAddr) {
DEBUG_MSG("ignoring packet not sent to us\n");
DEBUG_MSG("FIXME - should snoop packet not sent to us\n");
} else {
MeshPacket *mp = packetPool.allocZeroed();
mp->from = h->from;
mp->to = h->to;
mp->id = h->id;
assert(HOP_MAX <= 0x07); // If hopmax changes, carefully check this code
mp->hop_limit = h->flags & 0x07;
addReceiveMetadata(mp);
mp->which_payload = MeshPacket_encrypted_tag; // Mark that the payload is still encrypted at this point