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block time updates on proxy server

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This commit is contained in:
Martin Michelsen
2022-12-25 15:43:16 -08:00
parent 5094db1306
commit 007359e220
1 changed files with 9 additions and 1 deletions
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src/ProxyCommands.cc
+9 -1
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@@ -593,6 +593,14 @@ static HandlerResult S_88(shared_ptr<ServerState>,
return modified ? HandlerResult::Type::MODIFIED : HandlerResult::Type::FORWARD;
}
static HandlerResult S_B1(shared_ptr<ServerState>,
ProxyServer::LinkedSession& session, uint16_t, uint32_t, string&) {
// Block all time updates from the remote server, so client's time remains
// consistent
session.server_channel.send(0x99, 0x00);
return HandlerResult::Type::SUPPRESS;
}
static HandlerResult S_B2(shared_ptr<ServerState>,
ProxyServer::LinkedSession& session, uint16_t, uint32_t flag, string& data) {
const auto& cmd = check_size_t<S_ExecuteCode_B2>(data, sizeof(S_ExecuteCode_B2), 0xFFFF);
@@ -1602,7 +1610,7 @@ static on_command_t handlers[0x100][6][2] = {
/* AE */ {{S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}},
/* AF */ {{S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}},
/* B0 */ {{S_invalid, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}},
/* B1 */ {{S_invalid, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}},
/* B1 */ {{S_invalid, nullptr}, {S_B1, nullptr}, {S_B1, nullptr}, {S_B1, nullptr}, {S_B1, nullptr}, {S_B1, nullptr}},
/* B2 */ {{S_invalid, nullptr}, {nullptr, nullptr}, {nullptr, nullptr}, {S_B2, nullptr}, {S_B2, nullptr}, {S_B2, nullptr}},
/* B3 */ {{S_invalid, C_B3}, {S_invalid, C_B3}, {S_invalid, C_B3}, {S_invalid, C_B3}, {S_invalid, C_B3}, {S_invalid, C_B3}},
/* B4 */ {{S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}, {S_invalid, nullptr}},