2 * MPR Password Cache functions
4 * Copyright 1999 Ulrich Weigand
5 * Copyright 2003 Mike McCormack for CodeWeavers
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
29 #include "wine/debug.h"
31 WINE_DEFAULT_DEBUG_CHANNEL(mpr);
33 static const char mpr_key[] = "Software\\Wine\\Wine\\Mpr\\";
35 static LPSTR MPR_GetValueName( LPSTR pbResource, WORD cbResource, BYTE nType )
40 /* just a hash so the value name doesn't get too large */
41 for( i=0; i<cbResource; i++ )
42 x = ((x<<7) | (x >> 25)) ^ toupper(pbResource[i]);
44 name = HeapAlloc( GetProcessHeap(), 0, 0x10 );
46 sprintf( name, "I-%08lX-%02X", x, nType );
47 TRACE( "Value is %s\n", name );
51 /**************************************************************************
52 * WNetCachePassword [MPR.@] Saves password in cache
55 * only the parameter count is verifyed
57 * ---- everything below this line might be wrong (js) -----
60 * Failure: WN_ACCESS_DENIED, WN_BAD_PASSWORD, WN_BADVALUE, WN_NET_ERROR,
61 * WN_NOT_SUPPORTED, WN_OUT_OF_MEMORY
63 DWORD WINAPI WNetCachePassword(
64 LPSTR pbResource, /* [in] Name of workgroup, computer, or resource */
65 WORD cbResource, /* [in] Size of name */
66 LPSTR pbPassword, /* [in] Buffer containing password */
67 WORD cbPassword, /* [in] Size of password */
68 BYTE nType, /* [in] Type of password to cache */
76 WARN( "(%p(%s), %d, %p(%s), %d, %d, 0x%08x): totally insecure\n",
77 pbResource, debugstr_a(pbResource), cbResource,
78 pbPassword, debugstr_a(pbPassword), cbPassword,
81 r = RegCreateKeyA( HKEY_CURRENT_USER, mpr_key, &hkey );
83 return WN_ACCESS_DENIED;
85 valname = MPR_GetValueName( pbResource, cbResource, nType );
88 r = RegSetValueExA( hkey, valname, 0, REG_BINARY,
89 pbPassword, cbPassword );
94 HeapFree( GetProcessHeap(), 0, valname );
104 /*****************************************************************
105 * WNetRemoveCachedPassword [MPR.@]
107 UINT WINAPI WNetRemoveCachedPassword( LPSTR pbResource, WORD cbResource,
114 WARN( "(%p(%s), %d, %d): totally insecure\n",
115 pbResource, debugstr_a(pbResource), cbResource, nType );
117 r = RegCreateKeyA( HKEY_CURRENT_USER, mpr_key, &hkey );
119 return WN_ACCESS_DENIED;
121 valname = MPR_GetValueName( pbResource, cbResource, nType );
124 r = RegDeleteValueA( hkey, valname );
126 r = WN_ACCESS_DENIED;
129 HeapFree( GetProcessHeap(), 0, valname );
132 r = WN_OUT_OF_MEMORY;
137 /*****************************************************************
138 * WNetGetCachedPassword [MPR.@] Retrieves password from cache
141 * the stub seems to be wrong:
142 * arg1: ptr 0x40xxxxxx -> (no string)
144 * arg3: ptr 0x40xxxxxx -> (no string)
145 * arg4: ptr 0x40xxxxxx -> 0xc8
148 * ---- everything below this line might be wrong (js) -----
150 * Success: WN_SUCCESS
151 * Failure: WN_ACCESS_DENIED, WN_BAD_PASSWORD, WN_BAD_VALUE,
152 * WN_NET_ERROR, WN_NOT_SUPPORTED, WN_OUT_OF_MEMORY
154 DWORD WINAPI WNetGetCachedPassword(
155 LPSTR pbResource, /* [in] Name of workgroup, computer, or resource */
156 WORD cbResource, /* [in] Size of name */
157 LPSTR pbPassword, /* [out] Buffer to receive password */
158 LPWORD pcbPassword, /* [out] Receives size of password */
159 BYTE nType) /* [in] Type of password to retrieve */
162 DWORD r, type = 0, sz;
165 WARN( "(%p(%s), %d, %p, %p, %d): stub\n",
166 pbResource, debugstr_a(pbResource), cbResource,
167 pbPassword, pcbPassword, nType );
169 r = RegCreateKeyA( HKEY_CURRENT_USER, mpr_key, &hkey );
171 return WN_ACCESS_DENIED;
173 valname = MPR_GetValueName( pbResource, cbResource, nType );
177 r = RegQueryValueExA( hkey, valname, 0, &type, pbPassword, &sz );
180 r = WN_ACCESS_DENIED;
183 HeapFree( GetProcessHeap(), 0, valname );
186 r = WN_OUT_OF_MEMORY;
191 /*******************************************************************
192 * WNetEnumCachedPasswords [MPR.@]
195 * the parameter count is verifyed
197 * This function is a huge security risk, as virii and such can use
198 * it to grab all the passwords in the cache. It's bad enough to
199 * store the passwords (insecurely).
202 * arg1 ptr 0x40xxxxxx -> (no string)
205 * arg4 enumPasswordProc (verifyed)
206 * arg5 ptr 0x40xxxxxx -> 0x0
208 * ---- everything below this line might be wrong (js) -----
211 UINT WINAPI WNetEnumCachedPasswords( LPSTR pbPrefix, WORD cbPrefix,
212 BYTE nType, ENUMPASSWORDPROC enumPasswordProc, DWORD x)
214 WARN( "(%p(%s), %d, %d, %p, 0x%08lx): don't implement this\n",
215 pbPrefix, debugstr_a(pbPrefix), cbPrefix,
216 nType, enumPasswordProc, x );
218 return WN_NOT_SUPPORTED;