mirror of
https://github.com/reactos/reactos.git
synced 2024-07-05 04:06:22 +00:00
6866c0aede
- Windows requires 16 bytes of response data. - Add the PLUGPLAY_CONTROL_USER_RESPONSE_DATA type. - Usetup and Umpnpmgr must fail if NtPlugPlayControl(PlugPlayControlUserResponse) does not return STATUS_SUCCESS.
413 lines
14 KiB
C
413 lines
14 KiB
C
/*
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* ReactOS kernel
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* Copyright (C) 2005 ReactOS Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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* COPYRIGHT: See COPYING in the top level directory
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* PROJECT: ReactOS kernel
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* FILE: base/services/umpnpmgr/umpnpmgr.c
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* PURPOSE: User-mode Plug and Play manager
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* PROGRAMMER: Eric Kohl (eric.kohl@reactos.org)
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* Hervé Poussineau (hpoussin@reactos.org)
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* Colin Finck (colin@reactos.org)
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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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static WCHAR ServiceName[] = L"PlugPlay";
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static SERVICE_STATUS_HANDLE ServiceStatusHandle;
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static SERVICE_STATUS ServiceStatus;
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HKEY hEnumKey = NULL;
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HKEY hClassKey = NULL;
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/* FUNCTIONS *****************************************************************/
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static DWORD WINAPI
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PnpEventThread(LPVOID lpParameter)
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{
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PLUGPLAY_CONTROL_USER_RESPONSE_DATA ResponseData = {0, 0, 0, 0};
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DWORD dwRet = ERROR_SUCCESS;
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NTSTATUS Status;
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RPC_STATUS RpcStatus;
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PPLUGPLAY_EVENT_BLOCK PnpEvent, NewPnpEvent;
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ULONG PnpEventSize;
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UNREFERENCED_PARAMETER(lpParameter);
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PnpEventSize = 0x1000;
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PnpEvent = HeapAlloc(GetProcessHeap(), 0, PnpEventSize);
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if (PnpEvent == NULL)
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return ERROR_OUTOFMEMORY;
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for (;;)
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{
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DPRINT("Calling NtGetPlugPlayEvent()\n");
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/* Wait for the next PnP event */
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Status = NtGetPlugPlayEvent(0, 0, PnpEvent, PnpEventSize);
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/* Resize the buffer for the PnP event if it's too small */
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if (Status == STATUS_BUFFER_TOO_SMALL)
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{
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PnpEventSize += 0x400;
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NewPnpEvent = HeapReAlloc(GetProcessHeap(), 0, PnpEvent, PnpEventSize);
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if (NewPnpEvent == NULL)
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{
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dwRet = ERROR_OUTOFMEMORY;
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break;
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}
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PnpEvent = NewPnpEvent;
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continue;
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}
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("NtGetPlugPlayEvent() failed (Status 0x%08lx)\n", Status);
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break;
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}
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/* Process the PnP event */
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DPRINT("Received PnP Event\n");
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if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_ENUMERATED, &RpcStatus))
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{
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DeviceInstallParams* Params;
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DWORD len;
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DWORD DeviceIdLength;
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DPRINT("Device enumerated: %S\n", PnpEvent->TargetDevice.DeviceIds);
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DeviceIdLength = lstrlenW(PnpEvent->TargetDevice.DeviceIds);
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if (DeviceIdLength)
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{
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/* Queue device install (will be dequeued by DeviceInstallThread) */
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len = FIELD_OFFSET(DeviceInstallParams, DeviceIds) + (DeviceIdLength + 1) * sizeof(WCHAR);
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Params = HeapAlloc(GetProcessHeap(), 0, len);
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if (Params)
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{
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wcscpy(Params->DeviceIds, PnpEvent->TargetDevice.DeviceIds);
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InterlockedPushEntrySList(&DeviceInstallListHead, &Params->ListEntry);
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SetEvent(hDeviceInstallListNotEmpty);
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}
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}
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_ARRIVAL, &RpcStatus))
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{
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// DWORD dwRecipient;
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DPRINT("Device arrival: %S\n", PnpEvent->TargetDevice.DeviceIds);
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// dwRecipient = BSM_ALLDESKTOPS | BSM_APPLICATIONS;
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// BroadcastSystemMessageW(BSF_POSTMESSAGE,
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// &dwRecipient,
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// WM_DEVICECHANGE,
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// DBT_DEVNODES_CHANGED,
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// 0);
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SendMessageW(HWND_BROADCAST, WM_DEVICECHANGE, DBT_DEVNODES_CHANGED, 0);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_EJECT_VETOED, &RpcStatus))
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{
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DPRINT1("Eject vetoed: %S\n", PnpEvent->TargetDevice.DeviceIds);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_KERNEL_INITIATED_EJECT, &RpcStatus))
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{
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DPRINT1("Kernel initiated eject: %S\n", PnpEvent->TargetDevice.DeviceIds);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_SAFE_REMOVAL, &RpcStatus))
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{
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// DWORD dwRecipient;
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DPRINT1("Safe removal: %S\n", PnpEvent->TargetDevice.DeviceIds);
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// dwRecipient = BSM_ALLDESKTOPS | BSM_APPLICATIONS;
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// BroadcastSystemMessageW(BSF_POSTMESSAGE,
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// &dwRecipient,
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// WM_DEVICECHANGE,
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// DBT_DEVNODES_CHANGED,
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// 0);
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SendMessageW(HWND_BROADCAST, WM_DEVICECHANGE, DBT_DEVNODES_CHANGED, 0);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_SURPRISE_REMOVAL, &RpcStatus))
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{
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// DWORD dwRecipient;
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DPRINT1("Surprise removal: %S\n", PnpEvent->TargetDevice.DeviceIds);
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// dwRecipient = BSM_ALLDESKTOPS | BSM_APPLICATIONS;
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// BroadcastSystemMessageW(BSF_POSTMESSAGE,
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// &dwRecipient,
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// WM_DEVICECHANGE,
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// DBT_DEVNODES_CHANGED,
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// 0);
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SendMessageW(HWND_BROADCAST, WM_DEVICECHANGE, DBT_DEVNODES_CHANGED, 0);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_REMOVAL_VETOED, &RpcStatus))
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{
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DPRINT1("Removal vetoed: %S\n", PnpEvent->TargetDevice.DeviceIds);
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}
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else if (UuidEqual(&PnpEvent->EventGuid, (UUID*)&GUID_DEVICE_REMOVE_PENDING, &RpcStatus))
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{
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DPRINT1("Removal pending: %S\n", PnpEvent->TargetDevice.DeviceIds);
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}
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else
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{
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DPRINT1("Unknown event, GUID {%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X}\n",
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PnpEvent->EventGuid.Data1, PnpEvent->EventGuid.Data2, PnpEvent->EventGuid.Data3,
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PnpEvent->EventGuid.Data4[0], PnpEvent->EventGuid.Data4[1], PnpEvent->EventGuid.Data4[2],
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PnpEvent->EventGuid.Data4[3], PnpEvent->EventGuid.Data4[4], PnpEvent->EventGuid.Data4[5],
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PnpEvent->EventGuid.Data4[6], PnpEvent->EventGuid.Data4[7]);
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}
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/* Dequeue the current PnP event and signal the next one */
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Status = NtPlugPlayControl(PlugPlayControlUserResponse,
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&ResponseData,
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sizeof(ResponseData));
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if (!NT_SUCCESS(Status))
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{
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DPRINT1("NtPlugPlayControl(PlugPlayControlUserResponse) failed (Status 0x%08lx)\n", Status);
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break;
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}
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}
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HeapFree(GetProcessHeap(), 0, PnpEvent);
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return dwRet;
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}
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static VOID
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UpdateServiceStatus(DWORD dwState)
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{
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ServiceStatus.dwServiceType = SERVICE_WIN32_OWN_PROCESS;
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ServiceStatus.dwCurrentState = dwState;
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ServiceStatus.dwControlsAccepted = 0;
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ServiceStatus.dwWin32ExitCode = 0;
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ServiceStatus.dwServiceSpecificExitCode = 0;
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ServiceStatus.dwCheckPoint = 0;
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if (dwState == SERVICE_START_PENDING ||
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dwState == SERVICE_STOP_PENDING ||
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dwState == SERVICE_PAUSE_PENDING ||
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dwState == SERVICE_CONTINUE_PENDING)
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ServiceStatus.dwWaitHint = 10000;
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else
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ServiceStatus.dwWaitHint = 0;
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SetServiceStatus(ServiceStatusHandle,
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&ServiceStatus);
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}
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static DWORD WINAPI
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ServiceControlHandler(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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DPRINT1("ServiceControlHandler() called\n");
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switch (dwControl)
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{
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case SERVICE_CONTROL_STOP:
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DPRINT1(" SERVICE_CONTROL_STOP received\n");
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/* Stop listening to RPC Messages */
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RpcMgmtStopServerListening(NULL);
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UpdateServiceStatus(SERVICE_STOPPED);
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return ERROR_SUCCESS;
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case SERVICE_CONTROL_PAUSE:
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DPRINT1(" SERVICE_CONTROL_PAUSE received\n");
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UpdateServiceStatus(SERVICE_PAUSED);
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return ERROR_SUCCESS;
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case SERVICE_CONTROL_CONTINUE:
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DPRINT1(" SERVICE_CONTROL_CONTINUE received\n");
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UpdateServiceStatus(SERVICE_RUNNING);
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return ERROR_SUCCESS;
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case SERVICE_CONTROL_INTERROGATE:
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DPRINT1(" SERVICE_CONTROL_INTERROGATE received\n");
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SetServiceStatus(ServiceStatusHandle,
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&ServiceStatus);
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return ERROR_SUCCESS;
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case SERVICE_CONTROL_SHUTDOWN:
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DPRINT1(" SERVICE_CONTROL_SHUTDOWN received\n");
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/* Stop listening to RPC Messages */
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RpcMgmtStopServerListening(NULL);
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UpdateServiceStatus(SERVICE_STOPPED);
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return ERROR_SUCCESS;
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default :
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DPRINT1(" Control %lu received\n", dwControl);
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return ERROR_CALL_NOT_IMPLEMENTED;
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}
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}
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VOID WINAPI
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ServiceMain(DWORD argc, LPTSTR *argv)
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{
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HANDLE hThread;
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DWORD dwThreadId;
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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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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("RegisterServiceCtrlHandlerExW() failed! (Error %lu)\n", GetLastError());
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return;
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}
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UpdateServiceStatus(SERVICE_START_PENDING);
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hThread = CreateThread(NULL,
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0,
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PnpEventThread,
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NULL,
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0,
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&dwThreadId);
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if (hThread != NULL)
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CloseHandle(hThread);
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hThread = CreateThread(NULL,
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0,
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RpcServerThread,
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NULL,
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0,
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&dwThreadId);
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if (hThread != NULL)
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CloseHandle(hThread);
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hThread = CreateThread(NULL,
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0,
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DeviceInstallThread,
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NULL,
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0,
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&dwThreadId);
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if (hThread != NULL)
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CloseHandle(hThread);
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UpdateServiceStatus(SERVICE_RUNNING);
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DPRINT("ServiceMain() done\n");
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}
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static DWORD
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InitializePnPManager(VOID)
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{
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BOOLEAN OldValue;
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DWORD dwError;
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DPRINT("UMPNPMGR: InitializePnPManager() started\n");
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/* We need this privilege for using CreateProcessAsUserW */
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RtlAdjustPrivilege(SE_ASSIGNPRIMARYTOKEN_PRIVILEGE, TRUE, FALSE, &OldValue);
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hInstallEvent = CreateEventW(NULL, TRUE, SetupIsActive()/*FALSE*/, NULL);
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if (hInstallEvent == NULL)
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{
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dwError = GetLastError();
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DPRINT1("Could not create the Install Event! (Error %lu)\n", dwError);
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return dwError;
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}
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hDeviceInstallListNotEmpty = CreateEventW(NULL, FALSE, FALSE, NULL);
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if (hDeviceInstallListNotEmpty == NULL)
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{
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dwError = GetLastError();
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DPRINT1("Could not create the Event! (Error %lu)\n", dwError);
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return dwError;
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}
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hNoPendingInstalls = CreateEventW(NULL,
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TRUE,
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FALSE,
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L"Global\\PnP_No_Pending_Install_Events");
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if (hNoPendingInstalls == NULL)
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{
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dwError = GetLastError();
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DPRINT1("Could not create the Event! (Error %lu)\n", dwError);
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return dwError;
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}
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InitializeSListHead(&DeviceInstallListHead);
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dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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L"System\\CurrentControlSet\\Enum",
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0,
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KEY_ALL_ACCESS,
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&hEnumKey);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Could not open the Enum Key! (Error %lu)\n", dwError);
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return dwError;
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}
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dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
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L"System\\CurrentControlSet\\Control\\Class",
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0,
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KEY_ALL_ACCESS,
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&hClassKey);
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if (dwError != ERROR_SUCCESS)
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{
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DPRINT1("Could not open the Class Key! (Error %lu)\n", dwError);
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return dwError;
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}
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DPRINT("UMPNPMGR: InitializePnPManager() done\n");
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return 0;
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}
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BOOL WINAPI
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DllMain(HINSTANCE hinstDLL,
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DWORD fdwReason,
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LPVOID lpvReserved)
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{
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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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InitializePnPManager();
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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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