75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
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/*
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* WINE Hid device services
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*
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* Copyright 2015 Aric Stewart
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#define NONAMELESSUNION
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#include <unistd.h>
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#include <stdarg.h>
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#include "hid.h"
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#include "wine/debug.h"
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#include "wine/unicode.h"
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#include "wine/list.h"
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WINE_DEFAULT_DEBUG_CHANNEL(hid);
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static struct list minidriver_list = LIST_INIT(minidriver_list);
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static minidriver* find_minidriver(DRIVER_OBJECT *driver)
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{
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minidriver *md;
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LIST_FOR_EACH_ENTRY(md, &minidriver_list, minidriver, entry)
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{
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if (md->minidriver.DriverObject == driver)
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return md;
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}
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return NULL;
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}
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static VOID WINAPI UnloadDriver(DRIVER_OBJECT *driver)
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{
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minidriver *md;
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TRACE("Driver Unload\n");
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md = find_minidriver(driver);
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if (md)
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{
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if (md->DriverUnload)
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md->DriverUnload(md->minidriver.DriverObject);
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list_remove(&md->entry);
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HeapFree( GetProcessHeap(), 0, md );
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}
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}
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NTSTATUS WINAPI HidRegisterMinidriver(HID_MINIDRIVER_REGISTRATION *registration)
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{
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minidriver *driver;
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driver = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*driver));
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if (!driver)
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return STATUS_NO_MEMORY;
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driver->DriverUnload = registration->DriverObject->DriverUnload;
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registration->DriverObject->DriverUnload = UnloadDriver;
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driver->minidriver = *registration;
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list_add_tail(&minidriver_list, &driver->entry);
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return STATUS_SUCCESS;
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}
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