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Zstd: Use zstd for network joins if supported at both ends

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See also: https://github.com/OpenTTD/OpenTTD/pull/8773
This commit is contained in:
Jonathan G Rennison
2021-03-01 18:22:21 +00:00
parent 922e8554de
commit c2ae7580e0
5 changed files with 55 additions and 31 deletions
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6
src/network/network_server.cpp
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@@ -654,7 +654,9 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::SendMap()
sent_packets = 4; // We start with trying 4 packets
/* Make a dump of the current game */
if (SaveWithFilter(this->savegame, true, true) != SL_OK) usererror("network savedump failed");
SaveModeFlags flags = SMF_NET_SERVER;
if (this->supports_zstd) flags |= SMF_ZSTD_OK;
if (SaveWithFilter(this->savegame, true, flags) != SL_OK) usererror("network savedump failed");
}
if (this->status == STATUS_MAP) {
@@ -1098,6 +1100,8 @@ NetworkRecvStatus ServerNetworkGameSocketHandler::Receive_CLIENT_GETMAP(Packet *
return this->SendError(NETWORK_ERROR_NOT_AUTHORIZED);
}
this->supports_zstd = p->Recv_bool();
/* Check if someone else is receiving the map */
for (NetworkClientSocket *new_cs : NetworkClientSocket::Iterate()) {
if (new_cs->status == STATUS_MAP) {