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Client: better m_proto_ver initialisation

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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
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1
src/client.cpp
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@@ -229,6 +229,7 @@ Client::Client(
m_con(PROTOCOL_ID, 512, CONNECTION_TIMEOUT, ipv6, this),
m_device(device),
m_server_ser_ver(SER_FMT_VER_INVALID),
m_proto_ver(0),
m_playeritem(0),
m_inventory_updated(false),
m_inventory_from_server(NULL),

6
src/client.h
View File

@@ -595,8 +595,14 @@ private:
Mapper *m_mapper;
// Server serialization version
u8 m_server_ser_ver;
// 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;
u16 m_playeritem;
bool m_inventory_updated;
Inventory *m_inventory_from_server;

15
src/network/clientpackethandler.cpp
View File

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