2 * Directory id handling
4 * Copyright 2002 Alexandre Julliard for CodeWeavers
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #include "setupapi_private.h"
23 WINE_DEFAULT_DEBUG_CHANNEL(setupapi
);
25 #define MAX_SYSTEM_DIRID DIRID_PRINTPROCESSOR
26 #define MIN_CSIDL_DIRID 0x4000
27 #define MAX_CSIDL_DIRID 0x403f
35 static int nb_user_dirids
; /* number of user dirids in use */
36 static int alloc_user_dirids
; /* number of allocated user dirids */
37 static struct user_dirid
*user_dirids
;
38 static const WCHAR
*system_dirids
[MAX_SYSTEM_DIRID
+1];
39 static const WCHAR
*csidl_dirids
[MAX_CSIDL_DIRID
-MIN_CSIDL_DIRID
+1];
41 /* retrieve the string for unknown dirids */
42 static const WCHAR
*get_unknown_dirid(void)
44 static WCHAR
*unknown_dirid
;
45 static const WCHAR unknown_str
[] = {'\\','u','n','k','n','o','w','n',0};
49 UINT len
= GetSystemDirectoryW( NULL
, 0 ) + strlenW(unknown_str
);
50 if (!(unknown_dirid
= HeapAlloc( GetProcessHeap(), 0, len
* sizeof(WCHAR
) ))) return NULL
;
51 GetSystemDirectoryW( unknown_dirid
, len
);
52 strcatW( unknown_dirid
, unknown_str
);
57 static const WCHAR
*get_csidl_dir(DWORD csidl
);
59 /* create the string for a system dirid */
60 static const WCHAR
*create_system_dirid( int dirid
)
62 static const WCHAR Null
[] = {0};
63 static const WCHAR C_Root
[] = {'C',':','\\',0};
64 static const WCHAR Drivers
[] = {'\\','d','r','i','v','e','r','s',0};
65 static const WCHAR Inf
[] = {'\\','i','n','f',0};
66 static const WCHAR Help
[] = {'\\','h','e','l','p',0};
67 static const WCHAR Fonts
[] = {'\\','f','o','n','t','s',0};
68 static const WCHAR Viewers
[] = {'\\','v','i','e','w','e','r','s',0};
69 static const WCHAR System
[] = {'\\','s','y','s','t','e','m',0};
70 static const WCHAR Spool
[] = {'\\','s','p','o','o','l',0};
71 static const WCHAR UserProfile
[] = {'U','S','E','R','P','R','O','F','I','L','E',0};
73 WCHAR buffer
[MAX_PATH
+32], *str
;
81 GetWindowsDirectoryW( buffer
, MAX_PATH
);
84 GetSystemDirectoryW( buffer
, MAX_PATH
);
87 GetSystemDirectoryW( buffer
, MAX_PATH
);
88 strcatW( buffer
, Drivers
);
91 GetWindowsDirectoryW( buffer
, MAX_PATH
);
92 strcatW( buffer
, Inf
);
95 GetWindowsDirectoryW( buffer
, MAX_PATH
);
96 strcatW( buffer
, Help
);
99 GetWindowsDirectoryW( buffer
, MAX_PATH
);
100 strcatW( buffer
, Fonts
);
103 GetSystemDirectoryW( buffer
, MAX_PATH
);
104 strcatW( buffer
, Viewers
);
107 return C_Root
; /* FIXME */
109 GetWindowsDirectoryW( buffer
, MAX_PATH
);
112 return C_Root
; /* FIXME */
114 GetWindowsDirectoryW( buffer
, MAX_PATH
);
115 strcatW( buffer
, System
);
118 case DIRID_SPOOLDRIVERS
: /* FIXME */
119 GetWindowsDirectoryW( buffer
, MAX_PATH
);
120 strcatW( buffer
, Spool
);
122 case DIRID_USERPROFILE
:
123 if (GetEnvironmentVariableW( UserProfile
, buffer
, MAX_PATH
)) break;
124 return get_csidl_dir(CSIDL_PROFILE
);
126 return C_Root
; /* FIXME */
127 case DIRID_COLOR
: /* FIXME */
128 case DIRID_PRINTPROCESSOR
: /* FIXME */
130 FIXME( "unknown dirid %d\n", dirid
);
131 return get_unknown_dirid();
133 len
= (strlenW(buffer
) + 1) * sizeof(WCHAR
);
134 if ((str
= HeapAlloc( GetProcessHeap(), 0, len
))) memcpy( str
, buffer
, len
);
138 static const WCHAR
*get_csidl_dir( DWORD csidl
)
140 WCHAR buffer
[MAX_PATH
], *str
;
143 if (!SHGetSpecialFolderPathW( NULL
, buffer
, csidl
, TRUE
))
145 FIXME( "CSIDL %x not found\n", csidl
);
146 return get_unknown_dirid();
148 len
= (strlenW(buffer
) + 1) * sizeof(WCHAR
);
149 if ((str
= HeapAlloc( GetProcessHeap(), 0, len
))) memcpy( str
, buffer
, len
);
153 /* retrieve the string corresponding to a dirid, or NULL if none */
154 const WCHAR
*DIRID_get_string( int dirid
)
158 if (dirid
== DIRID_ABSOLUTE
|| dirid
== DIRID_ABSOLUTE_16BIT
) dirid
= DIRID_NULL
;
160 if (dirid
>= DIRID_USER
)
162 for (i
= 0; i
< nb_user_dirids
; i
++)
163 if (user_dirids
[i
].id
== dirid
) return user_dirids
[i
].str
;
164 WARN("user id %d not found\n", dirid
);
167 else if (dirid
>= MIN_CSIDL_DIRID
)
169 if (dirid
> MAX_CSIDL_DIRID
) return get_unknown_dirid();
170 dirid
-= MIN_CSIDL_DIRID
;
171 if (!csidl_dirids
[dirid
]) csidl_dirids
[dirid
] = get_csidl_dir( dirid
);
172 return csidl_dirids
[dirid
];
176 if (dirid
> MAX_SYSTEM_DIRID
) return get_unknown_dirid();
177 if (!system_dirids
[dirid
]) system_dirids
[dirid
] = create_system_dirid( dirid
);
178 return system_dirids
[dirid
];
182 /* store a user dirid string */
183 static BOOL
store_user_dirid( HINF hinf
, int id
, WCHAR
*str
)
187 for (i
= 0; i
< nb_user_dirids
; i
++) if (user_dirids
[i
].id
== id
) break;
189 if (i
< nb_user_dirids
) HeapFree( GetProcessHeap(), 0, user_dirids
[i
].str
);
192 if (nb_user_dirids
>= alloc_user_dirids
)
194 int new_size
= max( 32, alloc_user_dirids
* 2 );
196 struct user_dirid
*new;
199 new = HeapReAlloc( GetProcessHeap(), 0, user_dirids
,
200 new_size
* sizeof(*new) );
202 new = HeapAlloc( GetProcessHeap(), 0,
203 new_size
* sizeof(*new) );
205 if (!new) return FALSE
;
207 alloc_user_dirids
= new_size
;
211 user_dirids
[i
].id
= id
;
212 user_dirids
[i
].str
= str
;
213 TRACE("id %d -> %s\n", id
, debugstr_w(str
) );
218 /***********************************************************************
219 * SetupSetDirectoryIdA (SETUPAPI.@)
221 BOOL WINAPI
SetupSetDirectoryIdA( HINF hinf
, DWORD id
, PCSTR dir
)
226 if (!id
) /* clear everything */
228 for (i
= 0; i
< nb_user_dirids
; i
++) HeapFree( GetProcessHeap(), 0, user_dirids
[i
].str
);
234 SetLastError( ERROR_INVALID_PARAMETER
);
238 /* duplicate the string */
239 if (!RtlCreateUnicodeStringFromAsciiz( &dirW
, dir
))
241 SetLastError( ERROR_NOT_ENOUGH_MEMORY
);
244 return store_user_dirid( hinf
, id
, dirW
.Buffer
);
248 /***********************************************************************
249 * SetupSetDirectoryIdW (SETUPAPI.@)
251 BOOL WINAPI
SetupSetDirectoryIdW( HINF hinf
, DWORD id
, PCWSTR dir
)
256 if (!id
) /* clear everything */
258 for (i
= 0; i
< nb_user_dirids
; i
++) HeapFree( GetProcessHeap(), 0, user_dirids
[i
].str
);
264 SetLastError( ERROR_INVALID_PARAMETER
);
268 /* duplicate the string */
269 len
= (strlenW(dir
)+1) * sizeof(WCHAR
);
270 if (!(str
= HeapAlloc( GetProcessHeap(), 0, len
))) return FALSE
;
271 memcpy( str
, dir
, len
);
272 return store_user_dirid( hinf
, id
, str
);