mirror of
https://github.com/reactos/reactos.git
synced 2024-12-29 10:35:28 +00:00
630f34a0d0
- Move the hosts file handling from dnsapi.dll to the resolver service. Now, the hosts file is no longer parsed on each query. - Add support for DNS_QUERY_WIRE_ONLY and DNS_QUERY_NO_WIRE_QUERY flags to R_ResolverQuery. - GetCurrentTimeInSeconds() should return DWORD instead of DNS_STATUS.
152 lines
3.6 KiB
C
152 lines
3.6 KiB
C
/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS DNS Resolver
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* FILE: base/services/dnsrslvr/dnsrslvr.c
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* PURPOSE: DNS Resolver Service
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* PROGRAMMER: Christoph von Wittich
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*/
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/* INCLUDES *****************************************************************/
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#include "precomp.h"
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#define NDEBUG
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#include <debug.h>
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/* GLOBALS ******************************************************************/
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HINSTANCE hDllInstance;
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SERVICE_STATUS_HANDLE ServiceStatusHandle;
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SERVICE_STATUS SvcStatus;
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static WCHAR ServiceName[] = L"Dnscache";
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DWORD WINAPI RpcThreadRoutine(LPVOID lpParameter);
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/* FUNCTIONS *****************************************************************/
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static
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VOID
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UpdateServiceStatus(
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HANDLE hServiceStatus,
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DWORD NewStatus,
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DWORD Increment)
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{
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if (Increment > 0)
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SvcStatus.dwCheckPoint += Increment;
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else
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SvcStatus.dwCheckPoint = 0;
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SvcStatus.dwCurrentState = NewStatus;
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SetServiceStatus(hServiceStatus, &SvcStatus);
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}
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static
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DWORD
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WINAPI
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ServiceControlHandler(
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DWORD dwControl,
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DWORD dwEventType,
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LPVOID lpEventData,
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LPVOID lpContext)
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{
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switch (dwControl)
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{
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case SERVICE_CONTROL_SHUTDOWN:
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case SERVICE_CONTROL_STOP:
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UpdateServiceStatus(ServiceStatusHandle, SERVICE_STOP_PENDING, 1);
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RpcMgmtStopServerListening(NULL);
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DnsIntCacheFree();
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UpdateServiceStatus(ServiceStatusHandle, SERVICE_STOPPED, 0);
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break;
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case SERVICE_CONTROL_INTERROGATE:
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return NO_ERROR;
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default:
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return ERROR_CALL_NOT_IMPLEMENTED;
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}
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return NO_ERROR;
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}
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VOID
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WINAPI
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ServiceMain(
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DWORD argc,
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LPWSTR *argv)
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{
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HANDLE hThread;
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UNREFERENCED_PARAMETER(argc);
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UNREFERENCED_PARAMETER(argv);
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DPRINT("ServiceMain() called\n");
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SvcStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
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SvcStatus.dwCurrentState = SERVICE_START_PENDING;
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SvcStatus.dwControlsAccepted = SERVICE_ACCEPT_STOP | SERVICE_ACCEPT_SHUTDOWN;
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SvcStatus.dwCheckPoint = 0;
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SvcStatus.dwWin32ExitCode = NO_ERROR;
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SvcStatus.dwServiceSpecificExitCode = 0;
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SvcStatus.dwWaitHint = 4000;
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ServiceStatusHandle = RegisterServiceCtrlHandlerExW(ServiceName,
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ServiceControlHandler,
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NULL);
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if (!ServiceStatusHandle)
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{
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DPRINT1("DNSRSLVR: Unable to register service control handler (%lx)\n", GetLastError());
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return; // FALSE
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}
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DnsIntCacheInitialize();
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ReadHostsFile();
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hThread = CreateThread(NULL,
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0,
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(LPTHREAD_START_ROUTINE)
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RpcThreadRoutine,
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NULL,
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0,
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NULL);
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if (!hThread)
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{
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DnsIntCacheFree();
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DPRINT("Can't create RpcThread\n");
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UpdateServiceStatus(ServiceStatusHandle, SERVICE_STOPPED, 0);
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}
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else
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{
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CloseHandle(hThread);
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}
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DPRINT("ServiceMain() done\n");
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UpdateServiceStatus(ServiceStatusHandle, SERVICE_RUNNING, 0);
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}
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BOOL
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WINAPI
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DllMain(
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_In_ HINSTANCE hinstDLL,
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_In_ DWORD fdwReason,
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_In_ PVOID pvReserved)
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{
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UNREFERENCED_PARAMETER(pvReserved);
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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DisableThreadLibraryCalls(hinstDLL);
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hDllInstance = hinstDLL;
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break;
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case DLL_PROCESS_DETACH:
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break;
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}
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return TRUE;
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}
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/* EOF */
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