1 /*
2 * SetupX .inf file parsing functions
3 *
4 * Copyright 2000 Andreas Mohr for CodeWeavers
5 *
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.
10 *
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.
15 *
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
19 *
20 * FIXME:
21 * - return values ???
22 * - this should be reimplemented at some point to have its own
23 * file parsing instead of using profile functions,
24 * as some SETUPX exports probably demand that
25 * (IpSaveRestorePosition, IpFindNextMatchLine, ...).
26 */
27
28 #include <stdarg.h>
29 #include <string.h>
30 #include <stdlib.h>
31
32 #include "windef.h"
33 #include "winbase.h"
34 #include "winreg.h"
35 #include "winternl.h"
36 #include "wingdi.h"
37 #include "winuser.h"
38 #include "winnls.h"
39 #include "setupapi.h"
40 #include "setupx16.h"
41 #include "wine/debug.h"
42
43 WINE_DEFAULT_DEBUG_CHANNEL(setupapi);
44
45 #define MAX_HANDLES 16384
46 #define FIRST_HANDLE 32
47
48 static HINF handles[MAX_HANDLES];
49
50
51 static RETERR16 alloc_hinf16( HINF hinf, HINF16 *hinf16 )
52 {
53 int i;
54 for (i = 0; i < MAX_HANDLES; i++)
55 {
56 if (!handles[i])
57 {
58 handles[i] = hinf;
59 *hinf16 = i + FIRST_HANDLE;
60 return OK;
61 }
62 }
63 return ERR_IP_OUT_OF_HANDLES;
64 }
65
66 static HINF get_hinf( HINF16 hinf16 )
67 {
68 int idx = hinf16 - FIRST_HANDLE;
69 if (idx < 0 || idx >= MAX_HANDLES) return 0;
70 return handles[idx];
71 }
72
73
74 static HINF free_hinf16( HINF16 hinf16 )
75 {
76 HINF ret;
77 int idx = hinf16 - FIRST_HANDLE;
78
79 if (idx < 0 || idx >= MAX_HANDLES) return 0;
80 ret = handles[idx];
81 handles[idx] = 0;
82 return ret;
83 }
84
85 /* convert last error code to a RETERR16 value */
86 static RETERR16 get_last_error(void)
87 {
88 switch(GetLastError())
89 {
90 case ERROR_EXPECTED_SECTION_NAME:
91 case ERROR_BAD_SECTION_NAME_LINE:
92 case ERROR_SECTION_NAME_TOO_LONG: return ERR_IP_INVALID_SECT_NAME;
93 case ERROR_SECTION_NOT_FOUND: return ERR_IP_SECT_NOT_FOUND;
94 case ERROR_LINE_NOT_FOUND: return ERR_IP_LINE_NOT_FOUND;
95 default: return IP_ERROR; /* FIXME */
96 }
97 }
98
99 /* string substitution support, duplicated from setupapi/parser.c */
100
101 static const char *get_string_subst( HINF hinf, const char *str, unsigned int *len,
102 char subst[MAX_INF_STRING_LENGTH], BOOL no_trailing_slash )
103 {
104 int dirid;
105 char *end;
106 INFCONTEXT context;
107 char buffer[MAX_INF_STRING_LENGTH];
108
109 if (!*len) /* empty string (%%) is replaced by single percent */
110 {
111 *len = 1;
112 return "%";
113 }
114 memcpy( buffer, str, *len );
115 buffer[*len] = 0;
116
117 if (SetupFindFirstLineA( hinf, "Strings", buffer, &context ) &&
118 SetupGetStringFieldA( &context, 1, subst, MAX_INF_STRING_LENGTH, NULL ))
119 {
120 *len = strlen( subst );
121 return subst;
122 }
123
124 /* check for integer id */
125 dirid = strtoul( buffer, &end, 10 );
126 if (!*end && !CtlGetLddPath16( dirid, subst ))
127 {
128 *len = strlen( subst );
129 if (no_trailing_slash && *len && subst[*len - 1] == '\\') *len -= 1;
130 return subst;
131 }
132 return NULL;
133 }
134
135 static unsigned int string_subst( HINF hinf, const char *text, char *buffer )
136 {
137 const char *start, *subst, *p;
138 unsigned int len, total = 0;
139 int inside = 0;
140 unsigned int size = MAX_INF_STRING_LENGTH;
141 char tmp[MAX_INF_STRING_LENGTH];
142
143 for (p = start = text; *p; p++)
144 {
145 if (*p != '%') continue;
146 inside = !inside;
147 if (inside) /* start of a %xx% string */
148 {
149 len = p - start;
150 if (len > size - 1) len = size - 1;
151 if (buffer) memcpy( buffer + total, start, len );
152 total += len;
153 size -= len;
154 start = p;
155 }
156 else /* end of the %xx% string, find substitution */
157 {
158 len = p - start - 1;
159 subst = get_string_subst( hinf, start + 1, &len, tmp, p[1] == '\\' );
160 if (!subst)
161 {
162 subst = start;
163 len = p - start + 1;
164 }
165 if (len > size - 1) len = size - 1;
166 if (buffer) memcpy( buffer + total, subst, len );
167 total += len;
168 size -= len;
169 start = p + 1;
170 }
171 }
172
173 if (start != p) /* unfinished string, copy it */
174 {
175 len = p - start;
176 if (len > size - 1) len = size - 1;
177 if (buffer) memcpy( buffer + total, start, len );
178 total += len;
179 }
180 if (buffer && size) buffer[total] = 0;
181 return total;
182 }
183
184
185 /***********************************************************************
186 * IpOpen (SETUPX.2)
187 *
188 */
189 RETERR16 WINAPI IpOpen16( LPCSTR filename, HINF16 *hinf16 )
190 {
191 HINF hinf = SetupOpenInfFileA( filename, NULL, INF_STYLE_WIN4, NULL );
192 if (hinf == INVALID_HANDLE_VALUE) return get_last_error();
193 return alloc_hinf16( hinf, hinf16 );
194 }
195
196
197 /***********************************************************************
198 * IpClose (SETUPX.4)
199 */
200 RETERR16 WINAPI IpClose16( HINF16 hinf16 )
201 {
202 HINF hinf = free_hinf16( hinf16 );
203 if (!hinf) return ERR_IP_INVALID_HINF;
204 SetupCloseInfFile( hinf );
205 return OK;
206 }
207
208
209 /***********************************************************************
210 * IpGetProfileString (SETUPX.210)
211 */
212 RETERR16 WINAPI IpGetProfileString16( HINF16 hinf16, LPCSTR section, LPCSTR entry,
213 LPSTR buffer, WORD buflen )
214 {
215 DWORD required_size;
216 HINF hinf = get_hinf( hinf16 );
217
218 if (!hinf) return ERR_IP_INVALID_HINF;
219 if (!SetupGetLineTextA( NULL, hinf, section, entry, buffer, buflen, &required_size ))
220 return get_last_error();
221 TRACE("%p: section %s entry %s ret %s\n",
222 hinf, debugstr_a(section), debugstr_a(entry), debugstr_a(buffer) );
223 return OK;
224 }
225
226
227 /***********************************************************************
228 * GenFormStrWithoutPlaceHolders (SETUPX.103)
229 *
230 * ought to be pretty much implemented, I guess...
231 */
232 void WINAPI GenFormStrWithoutPlaceHolders16( LPSTR dst, LPCSTR src, HINF16 hinf16 )
233 {
234 HINF hinf = get_hinf( hinf16 );
235
236 if (!hinf) return;
237
238 string_subst( hinf, src, dst );
239 TRACE( "%s -> %s\n", debugstr_a(src), debugstr_a(dst) );
240 }
241
242 /***********************************************************************
243 * GenInstall (SETUPX.101)
244 *
245 * generic installer function for .INF file sections
246 *
247 * This is not perfect - patch whenever you can !
248 *
249 * wFlags == GENINSTALL_DO_xxx
250 * e.g. NetMeeting:
251 * first call GENINSTALL_DO_REGSRCPATH | GENINSTALL_DO_FILES,
252 * second call GENINSTALL_DO_LOGCONFIG | CFGAUTO | INI2REG | REG | INI
253 */
254 RETERR16 WINAPI GenInstall16( HINF16 hinf16, LPCSTR section, WORD genflags )
255 {
256 UINT flags = 0;
257 HINF hinf = get_hinf( hinf16 );
258 RETERR16 ret = OK;
259 void *context;
260
261 if (!hinf) return ERR_IP_INVALID_HINF;
262
263 if (genflags & GENINSTALL_DO_FILES) flags |= SPINST_FILES;
264 if (genflags & GENINSTALL_DO_INI) flags |= SPINST_INIFILES;
265 if (genflags & GENINSTALL_DO_REG) flags |= SPINST_REGISTRY;
266 if (genflags & GENINSTALL_DO_INI2REG) flags |= SPINST_INI2REG;
267 if (genflags & GENINSTALL_DO_LOGCONFIG) flags |= SPINST_LOGCONFIG;
268 if (genflags & GENINSTALL_DO_REGSRCPATH) FIXME( "unsupported flag: GENINSTALL_DO_REGSRCPATH\n" );
269 if (genflags & GENINSTALL_DO_CFGAUTO) FIXME( "unsupported flag: GENINSTALL_DO_CFGAUTO\n" );
270 if (genflags & GENINSTALL_DO_PERUSER) FIXME( "unsupported flag: GENINSTALL_DO_PERUSER\n" );
271
272 context = SetupInitDefaultQueueCallback( 0 );
273 if (!SetupInstallFromInfSectionA( 0, hinf, section, flags, 0, NULL,
274 SP_COPY_NEWER_OR_SAME, SetupDefaultQueueCallbackA,
275 context, 0, 0 ))
276 ret = get_last_error();
277
278 SetupTermDefaultQueueCallback( context );
279 return ret;
280 }
281
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