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
34 #include "wine/unicode.h"
35 #include "setupapi_private.h"
36 #include "wine/debug.h"
38 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
40 #define MAX_SYSTEM_DIRID DIRID_PRINTPROCESSOR
41 #define MIN_CSIDL_DIRID 0x4000
42 #define MAX_CSIDL_DIRID 0x403f
50 static int nb_user_dirids; /* number of user dirids in use */
51 static int alloc_user_dirids; /* number of allocated user dirids */
52 static struct user_dirid *user_dirids;
53 static const WCHAR *system_dirids[MAX_SYSTEM_DIRID+1];
54 static const WCHAR *csidl_dirids[MAX_CSIDL_DIRID-MIN_CSIDL_DIRID+1];
56 /* retrieve the string for unknown dirids */
57 static const WCHAR *get_unknown_dirid(void)
59 static WCHAR *unknown_dirid;
60 static const WCHAR unknown_str[] = {'\\','u','n','k','n','o','w','n',0};
64 UINT len = GetSystemDirectoryW( NULL, 0 ) + strlenW(unknown_str);
65 if (!(unknown_dirid = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
66 GetSystemDirectoryW( unknown_dirid, len );
67 strcatW( unknown_dirid, unknown_str );
72 static const WCHAR *get_csidl_dir(DWORD csidl);
74 /* create the string for a system dirid */
75 static const WCHAR *create_system_dirid( int dirid )
77 static const WCHAR Null[] = {0};
78 static const WCHAR C_Root[] = {'C',':','\\',0};
79 static const WCHAR Drivers[] = {'\\','d','r','i','v','e','r','s',0};
80 static const WCHAR Inf[] = {'\\','i','n','f',0};
81 static const WCHAR Help[] = {'\\','h','e','l','p',0};
82 static const WCHAR Fonts[] = {'\\','f','o','n','t','s',0};
83 static const WCHAR Viewers[] = {'\\','v','i','e','w','e','r','s',0};
84 static const WCHAR System[] = {'\\','s','y','s','t','e','m',0};
85 static const WCHAR Spool[] = {'\\','s','p','o','o','l',0};
86 static const WCHAR UserProfile[] = {'U','S','E','R','P','R','O','F','I','L','E',0};
88 WCHAR buffer[MAX_PATH+32], *str;
97 GetWindowsDirectoryW( buffer, MAX_PATH );
100 GetSystemDirectoryW( buffer, MAX_PATH );
103 GetSystemDirectoryW( buffer, MAX_PATH );
104 strcatW( buffer, Drivers );
107 GetWindowsDirectoryW( buffer, MAX_PATH );
108 strcatW( buffer, Inf );
111 GetWindowsDirectoryW( buffer, MAX_PATH );
112 strcatW( buffer, Help );
115 GetWindowsDirectoryW( buffer, MAX_PATH );
116 strcatW( buffer, Fonts );
119 GetSystemDirectoryW( buffer, MAX_PATH );
120 strcatW( buffer, Viewers );
123 return C_Root; /* FIXME */
125 GetWindowsDirectoryW( buffer, MAX_PATH );
128 return C_Root; /* FIXME */
130 GetWindowsDirectoryW( buffer, MAX_PATH );
131 strcatW( buffer, System );
134 case DIRID_SPOOLDRIVERS: /* FIXME */
135 GetWindowsDirectoryW( buffer, MAX_PATH );
136 strcatW( buffer, Spool );
138 case DIRID_USERPROFILE:
139 if (GetEnvironmentVariableW( UserProfile, buffer, MAX_PATH )) break;
140 return get_csidl_dir(CSIDL_PROFILE);
142 return C_Root; /* FIXME */
143 case DIRID_PRINTPROCESSOR:
144 if (!GetPrintProcessorDirectoryW(NULL, NULL, 1, (LPBYTE)buffer, sizeof(buffer), &needed))
146 WARN( "cannot retrieve print processor directory\n" );
147 return get_unknown_dirid();
150 case DIRID_COLOR: /* FIXME */
152 FIXME( "unknown dirid %d\n", dirid );
153 return get_unknown_dirid();
155 len = (strlenW(buffer) + 1) * sizeof(WCHAR);
156 if ((str = HeapAlloc( GetProcessHeap(), 0, len ))) memcpy( str, buffer, len );
160 static const WCHAR *get_csidl_dir( DWORD csidl )
162 WCHAR buffer[MAX_PATH], *str;
165 if (!SHGetSpecialFolderPathW( NULL, buffer, csidl, TRUE ))
167 FIXME( "CSIDL %x not found\n", csidl );
168 return get_unknown_dirid();
170 len = (strlenW(buffer) + 1) * sizeof(WCHAR);
171 if ((str = HeapAlloc( GetProcessHeap(), 0, len ))) memcpy( str, buffer, len );
175 /* retrieve the string corresponding to a dirid, or NULL if none */
176 const WCHAR *DIRID_get_string( int dirid )
180 if (dirid == DIRID_ABSOLUTE || dirid == DIRID_ABSOLUTE_16BIT) dirid = DIRID_NULL;
182 if (dirid >= DIRID_USER)
184 for (i = 0; i < nb_user_dirids; i++)
185 if (user_dirids[i].id == dirid) return user_dirids[i].str;
186 WARN("user id %d not found\n", dirid );
189 else if (dirid >= MIN_CSIDL_DIRID)
191 if (dirid > MAX_CSIDL_DIRID) return get_unknown_dirid();
192 dirid -= MIN_CSIDL_DIRID;
193 if (!csidl_dirids[dirid]) csidl_dirids[dirid] = get_csidl_dir( dirid );
194 return csidl_dirids[dirid];
198 if (dirid > MAX_SYSTEM_DIRID) return get_unknown_dirid();
199 if (!system_dirids[dirid]) system_dirids[dirid] = create_system_dirid( dirid );
200 return system_dirids[dirid];
204 /* store a user dirid string */
205 static BOOL store_user_dirid( HINF hinf, int id, WCHAR *str )
209 for (i = 0; i < nb_user_dirids; i++) if (user_dirids[i].id == id) break;
211 if (i < nb_user_dirids) HeapFree( GetProcessHeap(), 0, user_dirids[i].str );
214 if (nb_user_dirids >= alloc_user_dirids)
216 int new_size = max( 32, alloc_user_dirids * 2 );
218 struct user_dirid *new;
221 new = HeapReAlloc( GetProcessHeap(), 0, user_dirids,
222 new_size * sizeof(*new) );
224 new = HeapAlloc( GetProcessHeap(), 0,
225 new_size * sizeof(*new) );
227 if (!new) return FALSE;
229 alloc_user_dirids = new_size;
233 user_dirids[i].id = id;
234 user_dirids[i].str = str;
235 TRACE("id %d -> %s\n", id, debugstr_w(str) );
240 /***********************************************************************
241 * SetupSetDirectoryIdA (SETUPAPI.@)
243 BOOL WINAPI SetupSetDirectoryIdA( HINF hinf, DWORD id, PCSTR dir )
248 if (!id) /* clear everything */
250 for (i = 0; i < nb_user_dirids; i++) HeapFree( GetProcessHeap(), 0, user_dirids[i].str );
256 SetLastError( ERROR_INVALID_PARAMETER );
260 /* duplicate the string */
261 if (!RtlCreateUnicodeStringFromAsciiz( &dirW, dir ))
263 SetLastError( ERROR_NOT_ENOUGH_MEMORY );
266 return store_user_dirid( hinf, id, dirW.Buffer );
270 /***********************************************************************
271 * SetupSetDirectoryIdW (SETUPAPI.@)
273 BOOL WINAPI SetupSetDirectoryIdW( HINF hinf, DWORD id, PCWSTR dir )
278 if (!id) /* clear everything */
280 for (i = 0; i < nb_user_dirids; i++) HeapFree( GetProcessHeap(), 0, user_dirids[i].str );
286 SetLastError( ERROR_INVALID_PARAMETER );
290 /* duplicate the string */
291 len = (strlenW(dir)+1) * sizeof(WCHAR);
292 if (!(str = HeapAlloc( GetProcessHeap(), 0, len ))) return FALSE;
293 memcpy( str, dir, len );
294 return store_user_dirid( hinf, id, str );