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Network: Remove large parts of deprecated legacy code (#6404)

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Also remove the setting 'send_pre_v25_init'
Keep old enum entries for obsolete commands
This commit is contained in:
SmallJoker 2017-09-12 19:48:09 +02:00 • committed by GitHub
parent 7f2a19da11
commit ee9a442ecc
17 changed files with 143 additions and 882 deletions
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145
src/network/clientpackethandler.cpp
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@ -86,8 +86,7 @@ void Client::handleCommand_Hello(NetworkPacket* pkt)
// we recieved a TOCLIENT_HELLO while auth was already going on
errorstream << "Client: TOCLIENT_HELLO while auth was already going on"
<< "(chosen_mech=" << m_chosen_auth_mech << ")." << std::endl;
if ((m_chosen_auth_mech == AUTH_MECHANISM_SRP)
|| (m_chosen_auth_mech == AUTH_MECHANISM_LEGACY_PASSWORD)) {
if (m_chosen_auth_mech == AUTH_MECHANISM_SRP) {
srp_user_delete((SRPUser *) m_auth_data);
m_auth_data = 0;
}
@ -157,60 +156,6 @@ void Client::handleCommand_DenySudoMode(NetworkPacket* pkt)
// reset everything and be sad
deleteAuthData();
}
void Client::handleCommand_InitLegacy(NetworkPacket* pkt)
{
if (pkt->getSize() < 1)
return;
u8 server_ser_ver;
*pkt >> server_ser_ver;
infostream << "Client: TOCLIENT_INIT_LEGACY received with "
"server_ser_ver=" << ((int)server_ser_ver & 0xff) << std::endl;
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 = 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);
if (pkt->getSize() >= 1 + 6) {
*pkt >> playerpos_s16;
}
v3f playerpos_f = intToFloat(playerpos_s16, BS) - v3f(0, BS / 2, 0);
// Set player position
LocalPlayer *player = m_env.getLocalPlayer();
assert(player != NULL);
player->setPosition(playerpos_f);
if (pkt->getSize() >= 1 + 6 + 8) {
// Get map seed
*pkt >> m_map_seed;
infostream << "Client: received map seed: " << m_map_seed << std::endl;
}
if (pkt->getSize() >= 1 + 6 + 8 + 4) {
*pkt >> m_recommended_send_interval;
infostream << "Client: received recommended send interval "
<< m_recommended_send_interval<<std::endl;
}
// Reply to server
NetworkPacket resp_pkt(TOSERVER_INIT2, 0);
Send(&resp_pkt);
m_state = LC_Init;
}
void Client::handleCommand_AccessDenied(NetworkPacket* pkt)
{
@ -220,44 +165,44 @@ void Client::handleCommand_AccessDenied(NetworkPacket* pkt)
m_access_denied = true;
m_access_denied_reason = "Unknown";
if (pkt->getCommand() == TOCLIENT_ACCESS_DENIED) {
if (pkt->getSize() < 1)
return;
u8 denyCode = SERVER_ACCESSDENIED_UNEXPECTED_DATA;
*pkt >> denyCode;
if (denyCode == SERVER_ACCESSDENIED_SHUTDOWN ||
denyCode == SERVER_ACCESSDENIED_CRASH) {
*pkt >> m_access_denied_reason;
if (m_access_denied_reason.empty()) {
m_access_denied_reason = accessDeniedStrings[denyCode];
}
u8 reconnect;
*pkt >> reconnect;
m_access_denied_reconnect = reconnect & 1;
} else if (denyCode == SERVER_ACCESSDENIED_CUSTOM_STRING) {
*pkt >> m_access_denied_reason;
} else if (denyCode < SERVER_ACCESSDENIED_MAX) {
m_access_denied_reason = accessDeniedStrings[denyCode];
} else {
// Allow us to add new error messages to the
// protocol without raising the protocol version, if we want to.
// Until then (which may be never), this is outside
// of the defined protocol.
*pkt >> m_access_denied_reason;
if (m_access_denied_reason.empty()) {
m_access_denied_reason = "Unknown";
}
}
}
// 13/03/15 Legacy code from 0.4.12 and lesser. must stay 1 year
// for compat with old clients
else {
if (pkt->getCommand() != TOCLIENT_ACCESS_DENIED) {
// 13/03/15 Legacy code from 0.4.12 and lesser but is still used
// in some places of the server code
if (pkt->getSize() >= 2) {
std::wstring wide_reason;
*pkt >> wide_reason;
m_access_denied_reason = wide_to_utf8(wide_reason);
}
return;
}
if (pkt->getSize() < 1)
return;
u8 denyCode = SERVER_ACCESSDENIED_UNEXPECTED_DATA;
*pkt >> denyCode;
if (denyCode == SERVER_ACCESSDENIED_SHUTDOWN ||
denyCode == SERVER_ACCESSDENIED_CRASH) {
*pkt >> m_access_denied_reason;
if (m_access_denied_reason.empty()) {
m_access_denied_reason = accessDeniedStrings[denyCode];
}
u8 reconnect;
*pkt >> reconnect;
m_access_denied_reconnect = reconnect & 1;
} else if (denyCode == SERVER_ACCESSDENIED_CUSTOM_STRING) {
*pkt >> m_access_denied_reason;
} else if (denyCode < SERVER_ACCESSDENIED_MAX) {
m_access_denied_reason = accessDeniedStrings[denyCode];
} else {
// Allow us to add new error messages to the
// protocol without raising the protocol version, if we want to.
// Until then (which may be never), this is outside
// of the defined protocol.
*pkt >> m_access_denied_reason;
if (m_access_denied_reason.empty()) {
m_access_denied_reason = "Unknown";
}
}
}
@ -1065,23 +1010,12 @@ void Client::handleCommand_AddParticleSpawner(NetworkPacket* pkt)
void Client::handleCommand_DeleteParticleSpawner(NetworkPacket* pkt)
{
u16 legacy_id;
u32 id;
// Modification set 13/03/15, 1 year of compat for protocol v24
if (pkt->getCommand() == TOCLIENT_DELETE_PARTICLESPAWNER_LEGACY) {
*pkt >> legacy_id;
}
else {
*pkt >> id;
}
*pkt >> id;
ClientEvent *event = new ClientEvent();
event->type = CE_DELETE_PARTICLESPAWNER;
event->delete_particlespawner.id =
(pkt->getCommand() == TOCLIENT_DELETE_PARTICLESPAWNER_LEGACY ?
(u32) legacy_id : id);
event->delete_particlespawner.id = id;
m_client_event_queue.push(event);
}
@ -1360,9 +1294,8 @@ void Client::handleCommand_UpdatePlayerList(NetworkPacket* pkt)
void Client::handleCommand_SrpBytesSandB(NetworkPacket* pkt)
{
if ((m_chosen_auth_mech != AUTH_MECHANISM_LEGACY_PASSWORD)
&& (m_chosen_auth_mech != AUTH_MECHANISM_SRP)) {
errorstream << "Client: Recieved SRP S_B login message,"
if (m_chosen_auth_mech != AUTH_MECHANISM_SRP) {
errorstream << "Client: Received SRP S_B login message,"
<< " but wasn't supposed to (chosen_mech="
<< m_chosen_auth_mech << ")." << std::endl;
return;
@ -1375,7 +1308,7 @@ void Client::handleCommand_SrpBytesSandB(NetworkPacket* pkt)
std::string B;
*pkt >> s >> B;
infostream << "Client: Recieved TOCLIENT_SRP_BYTES_S_B." << std::endl;
infostream << "Client: Received TOCLIENT_SRP_BYTES_S_B." << std::endl;
srp_user_process_challenge(usr, (const unsigned char *) s.c_str(), s.size(),
(const unsigned char *) B.c_str(), B.size(),