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Network: De-duplicate getting random bytes with fallback

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This commit is contained in:
Jonathan G Rennison
2023-06-14 22:18:21 +01:00
parent b18d3c9603
commit 76a9e280c2
3 changed files with 18 additions and 14 deletions
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9
src/network/network_server.cpp
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@@ -214,12 +214,9 @@ ServerNetworkGameSocketHandler::ServerNetworkGameSocketHandler(SOCKET s) : Netwo
this->receive_limit = _settings_client.network.bytes_per_frame_burst;
uint64 seeds[3];
if (randombytes(&seeds, sizeof(uint64) * lengthof(seeds)) < 0) {
/* Can't get random data, use InteractiveRandom */
for (uint64 &seed : seeds) {
seed = (uint64)(InteractiveRandom()) | (((uint64)(InteractiveRandom())) << 32);
}
}
static_assert(sizeof(seeds) == 24);
NetworkRandomBytesWithFallback(seeds, sizeof(seeds));
this->server_hash_bits = seeds[0];
this->rcon_hash_bits = seeds[1];
this->settings_hash_bits = seeds[2];