Client: better m_proto_ver initialisation

Previously, m_proto_ver was set to the serialisation version
inside the legacy init packet.

Now, if the server doesn't send a protocol version (protocols < 25),
we set m_proto_ver to some value < 25 and > 0.
This commit is contained in:
est31 2015-07-05 21:05:07 +02:00 committed by Loïc Blot
parent a93838707a
commit d92d376148
3 changed files with 16 additions and 6 deletions

@ -229,6 +229,7 @@ Client::Client(
m_con(PROTOCOL_ID, 512, CONNECTION_TIMEOUT, ipv6, this), m_con(PROTOCOL_ID, 512, CONNECTION_TIMEOUT, ipv6, this),
m_device(device), m_device(device),
m_server_ser_ver(SER_FMT_VER_INVALID), m_server_ser_ver(SER_FMT_VER_INVALID),
m_proto_ver(0),
m_playeritem(0), m_playeritem(0),
m_inventory_updated(false), m_inventory_updated(false),
m_inventory_from_server(NULL), m_inventory_from_server(NULL),

@ -595,8 +595,14 @@ private:
Mapper *m_mapper; Mapper *m_mapper;
// Server serialization version // Server serialization version
u8 m_server_ser_ver; u8 m_server_ser_ver;
// Used version of the protocol with server // Used version of the protocol with server
// Values smaller than 25 only mean they are smaller than 25,
// and aren't accurate. We simply just don't know, because
// the server didn't send the version back then.
// If 0, server init hasn't been received yet.
u8 m_proto_ver; u8 m_proto_ver;
u16 m_playeritem; u16 m_playeritem;
bool m_inventory_updated; bool m_inventory_updated;
Inventory *m_inventory_from_server; Inventory *m_inventory_from_server;

@ -151,20 +151,23 @@ void Client::handleCommand_InitLegacy(NetworkPacket* pkt)
if (pkt->getSize() < 1) if (pkt->getSize() < 1)
return; return;
u8 deployed; u8 server_ser_ver;
*pkt >> deployed; *pkt >> server_ser_ver;
infostream << "Client: TOCLIENT_INIT_LEGACY received with " infostream << "Client: TOCLIENT_INIT_LEGACY received with "
"deployed=" << ((int)deployed & 0xff) << std::endl; "server_ser_ver=" << ((int)server_ser_ver & 0xff) << std::endl;
if (!ser_ver_supported(deployed)) { if (!ser_ver_supported(server_ser_ver)) {
infostream << "Client: TOCLIENT_INIT_LEGACY: Server sent " infostream << "Client: TOCLIENT_INIT_LEGACY: Server sent "
<< "unsupported ser_fmt_ver"<< std::endl; << "unsupported ser_fmt_ver"<< std::endl;
return; return;
} }
m_server_ser_ver = deployed; m_server_ser_ver = server_ser_ver;
m_proto_ver = deployed;
// We can be totally wrong with this guess
// but we only need some value < 25.
m_proto_ver = 24;
// Get player position // Get player position
v3s16 playerpos_s16(0, BS * 2 + BS * 20, 0); v3s16 playerpos_s16(0, BS * 2 + BS * 20, 0);