Implemented WNetEnumCachedPasswords.
This commit is contained in:
Mike McCormack
Alexandre Julliard
parent
d275676215
commit
1917e60d7d
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@ -2,7 +2,7 @@
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* MPR Password Cache functions
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*
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* Copyright 1999 Ulrich Weigand
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* Copyright 2003 Mike McCormack for CodeWeavers
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* Copyright 2003,2004 Mike McCormack for CodeWeavers
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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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@ -32,22 +32,43 @@ WINE_DEFAULT_DEBUG_CHANNEL(mpr);
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static const char mpr_key[] = "Software\\Wine\\Wine\\Mpr\\";
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static inline BYTE hex( BYTE x )
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{
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if( x <= 9 )
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return x + '0';
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return x + 'A' - 10;
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}
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static inline CHAR ctox( CHAR x )
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{
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if( ( x >= '0' ) && ( x <= '9' ) )
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return x - '0';
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if( ( x >= 'A' ) && ( x <= 'F' ) )
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return x - 'A' + 10;
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if( ( x >= 'a' ) && ( x <= 'a' ) )
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return x - 'a' + 10;
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return -1;
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}
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static LPSTR MPR_GetValueName( LPSTR pbResource, WORD cbResource, BYTE nType )
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{
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LPSTR name;
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DWORD i, x = 0;
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DWORD i;
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/* just a hash so the value name doesn't get too large */
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for( i=0; i<cbResource; i++ )
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x = ((x<<7) | (x >> 25)) ^ toupper(pbResource[i]);
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name = HeapAlloc( GetProcessHeap(), 0, 0x10 );
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name = HeapAlloc( GetProcessHeap(), 0, 6+cbResource*2 );
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if( name )
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sprintf( name, "I-%08lX-%02X", x, nType );
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sprintf( name, "X-%02X-", nType );
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for(i=0; i<cbResource; i++)
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{
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name[5+i*2]=hex((pbResource[i]&0xf0)>>4);
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name[6+i*2]=hex(pbResource[i]&0x0f);
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}
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name[5+i*2]=0;
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TRACE( "Value is %s\n", name );
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return name;
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}
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/**************************************************************************
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* WNetCachePassword [MPR.@] Saves password in cache
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*
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@ -88,7 +109,7 @@ DWORD WINAPI WNetCachePassword(
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r = RegSetValueExA( hkey, valname, 0, REG_BINARY,
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pbPassword, cbPassword );
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if( r )
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r = WN_ACCESS_DENIED;
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r = WN_CANCEL;
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else
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r = WN_SUCCESS;
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HeapFree( GetProcessHeap(), 0, valname );
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@ -104,8 +125,10 @@ DWORD WINAPI WNetCachePassword(
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/*****************************************************************
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* WNetRemoveCachedPassword [MPR.@]
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*/
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UINT WINAPI WNetRemoveCachedPassword( LPSTR pbResource, WORD cbResource,
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BYTE nType )
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UINT WINAPI WNetRemoveCachedPassword(
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LPSTR pbResource, /* [in] resource ID to delete */
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WORD cbResource, /* [in] number of bytes in the resource ID */
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BYTE nType ) /* [in] Type of the resource to delete */
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{
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HKEY hkey;
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DWORD r;
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@ -162,10 +185,12 @@ DWORD WINAPI WNetGetCachedPassword(
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DWORD r, type = 0, sz;
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LPSTR valname;
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WARN( "(%p(%s), %d, %p, %p, %d): stub\n",
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WARN( "(%p(%s), %d, %p, %p, %d): totally insecure\n",
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pbResource, debugstr_a(pbResource), cbResource,
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pbPassword, pcbPassword, nType );
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memset( pbPassword, 0, *pcbPassword);
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r = RegCreateKeyA( HKEY_CURRENT_USER, mpr_key, &hkey );
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if( r )
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return WN_ACCESS_DENIED;
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@ -177,7 +202,7 @@ DWORD WINAPI WNetGetCachedPassword(
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r = RegQueryValueExA( hkey, valname, 0, &type, pbPassword, &sz );
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*pcbPassword = sz;
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if( r )
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r = WN_ACCESS_DENIED;
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r = WN_CANCEL;
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else
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r = WN_SUCCESS;
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HeapFree( GetProcessHeap(), 0, valname );
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@ -198,22 +223,93 @@ DWORD WINAPI WNetGetCachedPassword(
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* it to grab all the passwords in the cache. It's bad enough to
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* store the passwords (insecurely).
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*
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* observed values:
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* arg1 ptr 0x40xxxxxx -> (no string)
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* arg2 int 32
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* arg3 type? 4
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* arg4 enumPasswordProc (verifyed)
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* arg5 ptr 0x40xxxxxx -> 0x0
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* bpPrefix and cbPrefix are used to filter the returned passwords
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* the first cbPrefix bytes of the password resource identifier
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* should match the same number of bytes in bpPrefix
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*
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* ---- everything below this line might be wrong (js) -----
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* RETURNS
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* Success: WN_SUCCESS (even if no entries were enumerated)
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* Failure: WN_ACCESS_DENIED, WN_BAD_PASSWORD, WN_BAD_VALUE,
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* WN_NET_ERROR, WN_NOT_SUPPORTED, WN_OUT_OF_MEMORY
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*/
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UINT WINAPI WNetEnumCachedPasswords( LPSTR pbPrefix, WORD cbPrefix,
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BYTE nType, ENUMPASSWORDPROC enumPasswordProc, DWORD x)
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UINT WINAPI WNetEnumCachedPasswords(
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LPSTR pbPrefix, /* [in] prefix to filter cache entries */
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WORD cbPrefix, /* [in] number of bytes in Prefix substring */
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BYTE nType, /* [in] match the Type ID of the entry */
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ENUMPASSWORDPROC enumPasswordProc, /* [in] callback function */
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DWORD param) /* [in] parameter passed to enum function */
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{
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WARN( "(%p(%s), %d, %d, %p, 0x%08lx): don't implement this\n",
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pbPrefix, debugstr_a(pbPrefix), cbPrefix,
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nType, enumPasswordProc, x );
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HKEY hkey;
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DWORD r, type, val_sz, data_sz, i, j, size;
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PASSWORD_CACHE_ENTRY *entry;
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CHAR val[256], prefix[6];
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return WN_NOT_SUPPORTED;
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WARN( "(%s, %d, %d, %p, 0x%08lx) totally insecure\n",
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debugstr_an(pbPrefix,cbPrefix), cbPrefix,
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nType, enumPasswordProc, param );
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r = RegCreateKeyA( HKEY_CURRENT_USER, mpr_key, &hkey );
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if( r )
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return WN_ACCESS_DENIED;
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sprintf(prefix, "X-%02X-", nType );
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i = 0;
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for( i=0; ; i++ )
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{
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val_sz = sizeof val;
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data_sz = 0;
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type = 0;
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val[0] = 0;
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r = RegEnumValueA( hkey, i, val, &val_sz, NULL, &type, NULL, &data_sz );
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if( r != ERROR_SUCCESS )
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break;
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if( type != REG_BINARY )
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continue;
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/* check the value is in the format we expect */
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if( val_sz < sizeof prefix )
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continue;
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if( memcmp( prefix, val, 5 ) )
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continue;
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/* decode the value */
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for(j=5; j<val_sz; j+=2 )
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{
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CHAR hi = ctox( val[j] ), lo = ctox( val[j+1] );
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if( ( hi < 0 ) || ( lo < 0 ) )
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break;
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val[(j-5)/2] = (hi<<4) | lo;
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}
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/* find the decoded length */
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val_sz = (j - 5)/2;
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val[val_sz]=0;
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if( val_sz < cbPrefix )
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continue;
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/* check the prefix matches */
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if( memcmp(val, pbPrefix, cbPrefix) )
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continue;
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/* read the value data */
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size = sizeof *entry - sizeof entry->abResource[0] + val_sz + data_sz;
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entry = HeapAlloc( GetProcessHeap(), 0, sizeof *entry + val_sz + data_sz );
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memcpy( entry->abResource, val, val_sz );
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entry->cbEntry = size;
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entry->cbResource = val_sz;
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entry->cbPassword = data_sz;
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entry->iEntry = i;
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entry->nType = nType;
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r = RegEnumValueA( hkey, i, NULL, &val_sz, NULL, &type,
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&entry->abResource[val_sz], &data_sz );
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if( r == ERROR_SUCCESS )
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enumPasswordProc( entry, param );
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HeapFree( GetProcessHeap(), 0, entry );
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}
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RegCloseKey( hkey );
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return WN_SUCCESS;
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}
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