Wessel
1 day ago
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1 changed files with
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src/Mesh.cpp
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@ -157,6 +157,10 @@ DispatcherAction Mesh::onRecvPacket(Packet* pkt) { |
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uint8_t path_len = data[k++]; |
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uint8_t hash_size = (path_len >> 6) + 1; |
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uint8_t hash_count = path_len & 63; |
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if (k + hash_size*hash_count + 1 > len) { // bounds check: need path bytes + extra_type byte
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MESH_DEBUG_PRINTLN("%s Mesh::onRecvPacket(): bad PATH payload format, path_len=%d len=%d", getLogDateTime(), (int)path_len, (int)len); |
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break; |
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} |
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uint8_t* path = &data[k]; k += hash_size*hash_count; |
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uint8_t extra_type = data[k++] & 0x0F; // upper 4 bits reserved for future use
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uint8_t* extra = &data[k]; |
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