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* Packet::header, new: ROUTE_TYPE_TRANS_FLOOD, ROUTE_TYPE_TRANS_DIRECT

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* Packet wire format change: (optional) extra 4 bytes for two trans_codes
This commit is contained in:
Scott Powell
2025-04-11 04:56:13 +10:00
parent a5f210779f
commit 3c7ff8da29
3 changed files with 27 additions and 4 deletions
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10
src/Packet.cpp
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@@ -24,6 +24,10 @@ void Packet::calculatePacketHash(uint8_t* hash) const {
uint8_t Packet::writeTo(uint8_t dest[]) const {
uint8_t i = 0;
dest[i++] = header;
if (hasTransCodes()) {
memcpy(&dest[i], &trans_codes[0], 2); i += 2;
memcpy(&dest[i], &trans_codes[1], 2); i += 2;
}
dest[i++] = path_len;
memcpy(&dest[i], path, path_len); i += path_len;
memcpy(&dest[i], payload, payload_len); i += payload_len;
@@ -33,6 +37,12 @@ uint8_t Packet::writeTo(uint8_t dest[]) const {
bool Packet::readFrom(const uint8_t src[], uint8_t len) {
uint8_t i = 0;
header = src[i++];
if (hasTransCodes()) {
memcpy(&trans_codes[0], &src[i], 2); i += 2;
memcpy(&trans_codes[1], &src[i], 2); i += 2;
} else {
trans_codes[0] = trans_codes[1] = 0;
}
path_len = src[i++];
if (path_len > sizeof(path)) return false; // bad encoding
memcpy(path, &src[i], path_len); i += path_len;