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Release 20030408.
[wine/gsoc-2012-control.git] / tools / winebuild / res32.c
blob53095f5d6a9d61d78843ecf81c710202a17da73b
1 /*
2 * Builtin dlls resource support
3 *
4 * Copyright 2000 Alexandre Julliard
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21 #include "config.h"
22 #include "wine/port.h"
23
24 #include <ctype.h>
25 #include <stdlib.h>
26 #include <string.h>
27 #include <stdio.h>
28 #ifdef HAVE_SYS_TYPES_H
29 # include <sys/types.h>
30 #endif
31 #include <fcntl.h>
32 #ifdef HAVE_SYS_STAT_H
33 # include <sys/stat.h>
34 #endif
35 #ifdef HAVE_SYS_MMAN_H
36 #include <sys/mman.h>
37 #endif
38
39 #include "winbase.h"
40 #include "wine/unicode.h"
41 #include "build.h"
42
43 /* Unicode string or integer id */
44 struct string_id
45 {
46 WCHAR *str; /* ptr to Unicode string */
47 WORD id; /* integer id if str is NULL */
48 };
49
50 /* descriptor for a resource */
51 struct resource
52 {
53 struct string_id type;
54 struct string_id name;
55 const void *data;
56 unsigned int data_size;
57 WORD lang;
58 };
59
60 /* name level of the resource tree */
61 struct res_name
62 {
63 const struct string_id *name; /* name */
64 const struct resource *res; /* resource */
65 int nb_languages; /* number of languages */
66 };
67
68 /* type level of the resource tree */
69 struct res_type
70 {
71 const struct string_id *type; /* type name */
72 struct res_name *names; /* names array */
73 unsigned int nb_names; /* total number of names */
74 unsigned int nb_id_names; /* number of names that have a numeric id */
75 };
76
77 static struct resource *resources;
78 static int nb_resources;
79
80 static struct res_type *res_types;
81 static int nb_types; /* total number of types */
82 static int nb_id_types; /* number of types that have a numeric id */
83
84 static const unsigned char *file_pos; /* current position in resource file */
85 static const unsigned char *file_end; /* end of resource file */
86 static const char *file_name; /* current resource file name */
87
88
89 inline static struct resource *add_resource(void)
90 {
91 resources = xrealloc( resources, (nb_resources + 1) * sizeof(*resources) );
92 return &resources[nb_resources++];
93 }
94
95 static struct res_name *add_name( struct res_type *type, const struct resource *res )
96 {
97 struct res_name *name;
98 type->names = xrealloc( type->names, (type->nb_names + 1) * sizeof(*type->names) );
99 name = &type->names[type->nb_names++];
100 name->name = &res->name;
101 name->res = res;
102 name->nb_languages = 1;
103 if (!name->name->str) type->nb_id_names++;
104 return name;
105 }
106
107 static struct res_type *add_type( const struct resource *res )
108 {
109 struct res_type *type;
110 res_types = xrealloc( res_types, (nb_types + 1) * sizeof(*res_types) );
111 type = &res_types[nb_types++];
112 type->type = &res->type;
113 type->names = NULL;
114 type->nb_names = 0;
115 type->nb_id_names = 0;
116 if (!type->type->str) nb_id_types++;
117 return type;
118 }
119
120 /* get the next word from the current resource file */
121 static WORD get_word(void)
122 {
123 WORD ret = *(WORD *)file_pos;
124 file_pos += sizeof(WORD);
125 if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
126 return ret;
127 }
128
129 /* get the next dword from the current resource file */
130 static DWORD get_dword(void)
131 {
132 DWORD ret = *(DWORD *)file_pos;
133 file_pos += sizeof(DWORD);
134 if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
135 return ret;
136 }
137
138 /* get a string from the current resource file */
139 static void get_string( struct string_id *str )
140 {
141 if (*(WCHAR *)file_pos == 0xffff)
142 {
143 get_word(); /* skip the 0xffff */
144 str->str = NULL;
145 str->id = get_word();
146 }
147 else
148 {
149 WCHAR *p = xmalloc( (strlenW((WCHAR*)file_pos) + 1) * sizeof(WCHAR) );
150 str->str = p;
151 str->id = 0;
152 while ((*p++ = get_word()));
153 }
154 }
155
156 /* check the file header */
157 /* all values must be zero except header size */
158 static int check_header(void)
159 {
160 if (get_dword()) return 0; /* data size */
161 if (get_dword() != 32) return 0; /* header size */
162 if (get_word() != 0xffff || get_word()) return 0; /* type, must be id 0 */
163 if (get_word() != 0xffff || get_word()) return 0; /* name, must be id 0 */
164 if (get_dword()) return 0; /* data version */
165 if (get_word()) return 0; /* mem options */
166 if (get_word()) return 0; /* language */
167 if (get_dword()) return 0; /* version */
168 if (get_dword()) return 0; /* characteristics */
169 return 1;
170 }
171
172 /* load the next resource from the current file */
173 static void load_next_resource(void)
174 {
175 DWORD hdr_size;
176 struct resource *res = add_resource();
177
178 res->data_size = (get_dword() + 3) & ~3;
179 hdr_size = get_dword();
180 if (hdr_size & 3) fatal_error( "%s header size not aligned\n", file_name );
181
182 res->data = file_pos - 2*sizeof(DWORD) + hdr_size;
183 get_string( &res->type );
184 get_string( &res->name );
185 if ((int)file_pos & 2) get_word(); /* align to dword boundary */
186 get_dword(); /* skip data version */
187 get_word(); /* skip mem options */
188 res->lang = get_word();
189 get_dword(); /* skip version */
190 get_dword(); /* skip characteristics */
191
192 file_pos = (char *)res->data + res->data_size;
193 if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
194 }
195
196 /* load a Win32 .res file */
197 int load_res32_file( const char *name )
198 {
199 int fd, ret;
200 void *base;
201 struct stat st;
202
203 if ((fd = open( name, O_RDONLY )) == -1) fatal_perror( "Cannot open %s", name );
204 if ((fstat( fd, &st ) == -1)) fatal_perror( "Cannot stat %s", name );
205 if (!st.st_size) fatal_error( "%s is an empty file\n" );
206 #ifdef HAVE_MMAP
207 if ((base = mmap( NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0 )) == (void*)-1)
208 #endif /* HAVE_MMAP */
209 {
210 base = xmalloc( st.st_size );
211 if (read( fd, base, st.st_size ) != st.st_size)
212 fatal_error( "Cannot read %s\n", name );
213 }
214
215 file_name = name;
216 file_pos = base;
217 file_end = file_pos + st.st_size;
218 if ((ret = check_header()))
219 {
220 while (file_pos < file_end) load_next_resource();
221 }
222 close( fd );
223 return ret;
224 }
225
226 /* compare two unicode strings/ids */
227 static int cmp_string( const struct string_id *str1, const struct string_id *str2 )
228 {
229 if (!str1->str)
230 {
231 if (!str2->str) return str1->id - str2->id;
232 return 1; /* an id compares larger than a string */
233 }
234 if (!str2->str) return -1;
235 return strcmpiW( str1->str, str2->str );
236 }
237
238 /* compare two resources for sorting the resource directory */
239 /* resources are stored first by type, then by name, then by language */
240 static int cmp_res( const void *ptr1, const void *ptr2 )
241 {
242 const struct resource *res1 = ptr1;
243 const struct resource *res2 = ptr2;
244 int ret;
245
246 if ((ret = cmp_string( &res1->type, &res2->type ))) return ret;
247 if ((ret = cmp_string( &res1->name, &res2->name ))) return ret;
248 return res1->lang - res2->lang;
249 }
250
251 /* build the 3-level (type,name,language) resource tree */
252 static void build_resource_tree(void)
253 {
254 int i;
255 struct res_type *type = NULL;
256 struct res_name *name = NULL;
257
258 qsort( resources, nb_resources, sizeof(*resources), cmp_res );
259
260 for (i = 0; i < nb_resources; i++)
261 {
262 if (!i || cmp_string( &resources[i].type, &resources[i-1].type )) /* new type */
263 {
264 type = add_type( &resources[i] );
265 name = add_name( type, &resources[i] );
266 }
267 else if (cmp_string( &resources[i].name, &resources[i-1].name )) /* new name */
268 {
269 name = add_name( type, &resources[i] );
270 }
271 else name->nb_languages++;
272 }
273 }
274
275 /* output a Unicode string */
276 static void output_string( FILE *outfile, const WCHAR *name )
277 {
278 int i, len = strlenW(name);
279 fprintf( outfile, "0x%04x", len );
280 for (i = 0; i < len; i++) fprintf( outfile, ", 0x%04x", name[i] );
281 fprintf( outfile, " /* " );
282 for (i = 0; i < len; i++) fprintf( outfile, "%c", isprint((char)name[i]) ? (char)name[i] : '?' );
283 fprintf( outfile, " */" );
284 }
285
286 /* output the resource definitions */
287 int output_resources( FILE *outfile )
288 {
289 int i, j, k;
290 unsigned int n;
291 const struct res_type *type;
292 const struct res_name *name;
293 const struct resource *res;
294
295 if (!nb_resources) return 0;
296
297 build_resource_tree();
298
299 /* resource data */
300
301 for (i = 0, res = resources; i < nb_resources; i++, res++)
302 {
303 const unsigned int *p = res->data;
304 int size = res->data_size / 4;
305 /* dump data as ints to ensure correct alignment */
306 fprintf( outfile, "static const unsigned int res_%d[%d] = {\n ", i, size );
307 for (j = 0; j < size - 1; j++, p++)
308 {
309 fprintf( outfile, "0x%08x,", *p );
310 if ((j % 8) == 7) fprintf( outfile, "\n " );
311 }
312 fprintf( outfile, "0x%08x\n};\n\n", *p );
313 }
314
315 /* directory structures */
316
317 fprintf( outfile, "struct res_dir {\n" );
318 fprintf( outfile, " unsigned int Characteristics;\n" );
319 fprintf( outfile, " unsigned int TimeDateStamp;\n" );
320 fprintf( outfile, " unsigned short MajorVersion, MinorVersion;\n" );
321 fprintf( outfile, " unsigned short NumerOfNamedEntries, NumberOfIdEntries;\n};\n\n" );
322 fprintf( outfile, "struct res_dir_entry {\n" );
323 fprintf( outfile, " unsigned int Name;\n" );
324 fprintf( outfile, " unsigned int OffsetToData;\n};\n\n" );
325 fprintf( outfile, "struct res_data_entry {\n" );
326 fprintf( outfile, " const unsigned int *OffsetToData;\n" );
327 fprintf( outfile, " unsigned int Size;\n" );
328 fprintf( outfile, " unsigned int CodePage;\n" );
329 fprintf( outfile, " unsigned int ResourceHandle;\n};\n\n" );
330
331 /* resource directory definition */
332
333 fprintf( outfile, "#define OFFSETOF(field) ((char*)&((struct res_struct *)0)->field - (char*)((struct res_struct *) 0))\n" );
334 fprintf( outfile, "static struct res_struct{\n" );
335 fprintf( outfile, " struct res_dir type_dir;\n" );
336 fprintf( outfile, " struct res_dir_entry type_entries[%d];\n", nb_types );
337
338 for (i = 0, type = res_types; i < nb_types; i++, type++)
339 {
340 fprintf( outfile, " struct res_dir name_%d_dir;\n", i );
341 fprintf( outfile, " struct res_dir_entry name_%d_entries[%d];\n", i, type->nb_names );
342 for (n = 0, name = type->names; n < type->nb_names; n++, name++)
343 {
344 fprintf( outfile, " struct res_dir lang_%d_%d_dir;\n", i, n );
345 fprintf( outfile, " struct res_dir_entry lang_%d_%d_entries[%d];\n",
346 i, n, name->nb_languages );
347 }
348 }
349
350 fprintf( outfile, " struct res_data_entry data_entries[%d];\n", nb_resources );
351
352 for (i = 0, type = res_types; i < nb_types; i++, type++)
353 {
354 if (type->type->str)
355 fprintf( outfile, " unsigned short type_%d_name[%d];\n",
356 i, strlenW(type->type->str)+1 );
357 for (n = 0, name = type->names; n < type->nb_names; n++, name++)
358 {
359 if (name->name->str)
360 fprintf( outfile, " unsigned short name_%d_%d_name[%d];\n",
361 i, n, strlenW(name->name->str)+1 );
362 }
363 }
364
365 /* resource directory contents */
366
367 fprintf( outfile, "} resources = {\n" );
368 fprintf( outfile, " { 0, 0, 0, 0, %d, %d },\n", nb_types - nb_id_types, nb_id_types );
369
370 /* dump the type directory */
371 fprintf( outfile, " {\n" );
372 for (i = 0, type = res_types; i < nb_types; i++, type++)
373 {
374 if (!type->type->str)
375 fprintf( outfile, " { 0x%04x, OFFSETOF(name_%d_dir) | 0x80000000 },\n",
376 type->type->id, i );
377 else
378 fprintf( outfile, " { OFFSETOF(type_%d_name) | 0x80000000, OFFSETOF(name_%d_dir) | 0x80000000 },\n",
379 i, i );
380 }
381 fprintf( outfile, " },\n" );
382
383 /* dump the names and languages directories */
384 for (i = 0, type = res_types; i < nb_types; i++, type++)
385 {
386 fprintf( outfile, " { 0, 0, 0, 0, %d, %d }, /* name_%d_dir */\n {\n",
387 type->nb_names - type->nb_id_names, type->nb_id_names, i );
388 for (n = 0, name = type->names; n < type->nb_names; n++, name++)
389 {
390 if (!name->name->str)
391 fprintf( outfile, " { 0x%04x, OFFSETOF(lang_%d_%d_dir) | 0x80000000 },\n",
392 name->name->id, i, n );
393 else
394 fprintf( outfile, " { OFFSETOF(name_%d_%d_name) | 0x80000000, OFFSETOF(lang_%d_%d_dir) | 0x80000000 },\n",
395 i, n, i, n );
396 }
397 fprintf( outfile, " },\n" );
398
399 for (n = 0, name = type->names; n < type->nb_names; n++, name++)
400 {
401 fprintf( outfile, " { 0, 0, 0, 0, 0, %d }, /* lang_%d_%d_dir */\n {\n",
402 name->nb_languages, i, n );
403 for (k = 0, res = name->res; k < name->nb_languages; k++, res++)
404 {
405 fprintf( outfile, " { 0x%04x, OFFSETOF(data_entries[%d]) },\n",
406 res->lang, res - resources );
407 }
408 fprintf( outfile, " },\n" );
409 }
410 }
411
412 /* dump the resource data entries */
413 fprintf( outfile, " {\n" );
414 for (i = 0, res = resources; i < nb_resources; i++, res++)
415 {
416 fprintf( outfile, " { res_%d, sizeof(res_%d), 0, 0 },\n", i, i );
417 }
418
419 /* dump the name strings */
420 for (i = 0, type = res_types; i < nb_types; i++, type++)
421 {
422 if (type->type->str)
423 {
424 fprintf( outfile, " },\n { " );
425 output_string( outfile, type->type->str );
426 }
427 for (n = 0, name = type->names; n < type->nb_names; n++, name++)
428 {
429 if (name->name->str)
430 {
431 fprintf( outfile, " },\n { " );
432 output_string( outfile, name->name->str );
433 }
434 }
435 }
436 fprintf( outfile, " }\n};\n#undef OFFSETOF\n\n" );
437 return nb_resources;
438 }
GSOC 2012 project to enhance the control panel