91 lines
2.8 KiB
C
91 lines
2.8 KiB
C
/*
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* Win32 file change notification functions
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*
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* Copyright 1998 Ulrich Weigand
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*/
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <time.h>
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#include "winbase.h"
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#include "winerror.h"
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#include "process.h"
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#include "thread.h"
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#include "heap.h"
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#include "server.h"
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#include "debug.h"
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/* The change notification object */
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typedef struct
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{
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K32OBJ header;
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} CHANGE_OBJECT;
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/****************************************************************************
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* FindFirstChangeNotification32A (KERNEL32.248)
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*/
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HANDLE WINAPI FindFirstChangeNotificationA( LPCSTR lpPathName,
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BOOL bWatchSubtree,
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DWORD dwNotifyFilter )
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{
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CHANGE_OBJECT *change;
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struct create_change_notification_request req;
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struct create_change_notification_reply reply;
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req.subtree = bWatchSubtree;
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req.filter = dwNotifyFilter;
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CLIENT_SendRequest( REQ_CREATE_CHANGE_NOTIFICATION, -1, 1, &req, sizeof(req) );
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CLIENT_WaitSimpleReply( &reply, sizeof(reply), NULL );
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if (reply.handle == -1) return INVALID_HANDLE_VALUE;
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change = HeapAlloc( SystemHeap, 0, sizeof(CHANGE_OBJECT) );
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if (!change)
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{
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CLIENT_CloseHandle( reply.handle );
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return INVALID_HANDLE_VALUE;
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}
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change->header.type = K32OBJ_CHANGE;
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change->header.refcount = 1;
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return HANDLE_Alloc( PROCESS_Current(), &change->header,
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STANDARD_RIGHTS_REQUIRED|SYNCHRONIZE /*FIXME*/,
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FALSE, reply.handle );
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}
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/****************************************************************************
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* FindFirstChangeNotification32W (KERNEL32.249)
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*/
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HANDLE WINAPI FindFirstChangeNotificationW( LPCWSTR lpPathName,
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BOOL bWatchSubtree,
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DWORD dwNotifyFilter)
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{
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LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, lpPathName );
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HANDLE ret = FindFirstChangeNotificationA( nameA, bWatchSubtree,
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dwNotifyFilter );
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if (nameA) HeapFree( GetProcessHeap(), 0, nameA );
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return ret;
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}
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/****************************************************************************
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* FindNextChangeNotification (KERNEL32.252)
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*/
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BOOL WINAPI FindNextChangeNotification( HANDLE handle )
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{
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if (HANDLE_GetServerHandle( PROCESS_Current(), handle,
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K32OBJ_FILE, 0 ) == -1)
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return FALSE;
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/* FIXME: do something */
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return TRUE;
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}
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/****************************************************************************
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* FindCloseChangeNotification (KERNEL32.247)
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*/
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BOOL WINAPI FindCloseChangeNotification( HANDLE handle)
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{
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return CloseHandle( handle );
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}
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