2 * Builtin dlls resource support
4 * Copyright 2000 Alexandre Julliard
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
22 #include "wine/port.h"
30 #ifdef HAVE_SYS_TYPES_H
31 # include <sys/types.h>
37 /* Unicode string or integer id */
40 char *str; /* ptr to string */
41 unsigned short id; /* integer id if str is NULL */
44 /* descriptor for a resource */
47 struct string_id type;
48 struct string_id name;
50 unsigned int name_offset;
51 unsigned int data_size;
55 /* type level of the resource tree */
58 const struct string_id *type; /* type name */
59 struct resource *res; /* first resource of this type */
60 unsigned int name_offset; /* name offset if string */
61 unsigned int nb_names; /* total number of names */
64 /* top level of the resource tree */
67 struct res_type *types; /* types array */
68 unsigned int nb_types; /* total number of types */
72 static inline struct resource *add_resource( DLLSPEC *spec )
74 spec->resources = xrealloc( spec->resources, (spec->nb_resources + 1) * sizeof(*spec->resources) );
75 return &spec->resources[spec->nb_resources++];
78 static struct res_type *add_type( struct res_tree *tree, struct resource *res )
80 struct res_type *type;
81 tree->types = xrealloc( tree->types, (tree->nb_types + 1) * sizeof(*tree->types) );
82 type = &tree->types[tree->nb_types++];
83 type->type = &res->type;
89 /* get a string from the current resource file */
90 static void get_string( struct string_id *str )
92 unsigned char c = get_byte();
101 str->str = (char *)input_buffer + input_buffer_pos - 1;
103 while (get_byte()) /* nothing */;
107 /* load the next resource from the current file */
108 static void load_next_resource( DLLSPEC *spec )
110 struct resource *res = add_resource( spec );
112 get_string( &res->type );
113 get_string( &res->name );
114 res->memopt = get_word();
115 res->data_size = get_dword();
116 res->data = input_buffer + input_buffer_pos;
117 input_buffer_pos += res->data_size;
118 if (input_buffer_pos > input_buffer_size)
119 fatal_error( "%s is a truncated/corrupted file\n", input_buffer_filename );
122 /* load a Win16 .res file */
123 void load_res16_file( const char *name, DLLSPEC *spec )
125 init_input_buffer( name );
126 while (input_buffer_pos < input_buffer_size) load_next_resource( spec );
129 /* compare two strings/ids */
130 static int cmp_string( const struct string_id *str1, const struct string_id *str2 )
134 if (!str2->str) return str1->id - str2->id;
135 return 1; /* an id compares larger than a string */
137 if (!str2->str) return -1;
138 return strcasecmp( str1->str, str2->str );
141 /* compare two resources for sorting the resource directory */
142 /* resources are stored first by type, then by name */
143 static int cmp_res( const void *ptr1, const void *ptr2 )
145 const struct resource *res1 = ptr1;
146 const struct resource *res2 = ptr2;
149 if ((ret = cmp_string( &res1->type, &res2->type ))) return ret;
150 return cmp_string( &res1->name, &res2->name );
153 /* build the 2-level (type,name) resource tree */
154 static struct res_tree *build_resource_tree( DLLSPEC *spec )
156 unsigned int i, j, offset;
157 struct res_tree *tree;
158 struct res_type *type = NULL;
159 struct resource *res;
161 qsort( spec->resources, spec->nb_resources, sizeof(*spec->resources), cmp_res );
163 offset = 2; /* alignment */
164 tree = xmalloc( sizeof(*tree) );
168 for (i = 0; i < spec->nb_resources; i++)
170 if (!i || cmp_string( &spec->resources[i].type, &spec->resources[i-1].type )) /* new type */
172 type = add_type( tree, &spec->resources[i] );
178 offset += 2; /* terminator */
180 for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
184 type->name_offset = offset;
185 offset += strlen(type->type->str) + 1;
187 else type->name_offset = type->type->id | 0x8000;
189 for (j = 0, res = type->res; j < type->nb_names; j++, res++)
193 res->name_offset = offset;
194 offset += strlen(res->name.str) + 1;
196 else res->name_offset = res->name.id | 0x8000;
202 /* free the resource tree */
203 static void free_resource_tree( struct res_tree *tree )
209 /* output a string preceded by its length */
210 static void output_string( const char *str )
212 unsigned int i, len = strlen(str);
213 output( "\t.byte 0x%02x", len );
214 for (i = 0; i < len; i++) output( ",0x%02x", (unsigned char)str[i] );
215 output( " /* %s */\n", str );
218 /* output a string preceded by its length in binary format*/
219 static void output_bin_string( const char *str )
221 put_byte( strlen(str) );
222 while (*str) put_byte( *str++ );
225 /* output the resource data */
226 void output_res16_data( DLLSPEC *spec )
228 const struct resource *res;
231 for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
233 output( ".L__wine_spec_resource_%u:\n", i );
234 dump_bytes( res->data, res->data_size );
238 /* output the resource definitions */
239 void output_res16_directory( DLLSPEC *spec )
242 struct res_tree *tree;
243 const struct res_type *type;
244 const struct resource *res;
246 tree = build_resource_tree( spec );
248 output( "\n.L__wine_spec_ne_rsrctab:\n" );
249 output( "\t%s 0\n", get_asm_short_keyword() ); /* alignment */
251 /* type and name structures */
253 for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
255 output( "\t%s 0x%04x,%u,0,0\n", get_asm_short_keyword(), type->name_offset, type->nb_names );
257 for (j = 0, res = type->res; j < type->nb_names; j++, res++)
259 output( "\t%s .L__wine_spec_resource_%lu-.L__wine_spec_dos_header,%u\n",
260 get_asm_short_keyword(), (unsigned long)(res - spec->resources), res->data_size );
261 output( "\t%s 0x%04x,0x%04x,0,0\n", get_asm_short_keyword(), res->memopt, res->name_offset );
264 output( "\t%s 0\n", get_asm_short_keyword() ); /* terminator */
268 for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
270 if (type->type->str) output_string( type->type->str );
271 for (j = 0, res = type->res; j < type->nb_names; j++, res++)
272 if (res->name.str) output_string( res->name.str );
274 output( "\t.byte 0\n" ); /* names terminator */
276 free_resource_tree( tree );
279 /* output the resource data in binary format */
280 void output_bin_res16_data( DLLSPEC *spec )
282 const struct resource *res;
285 for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
286 put_data( res->data, res->data_size );
289 /* output the resource definitions in binary format */
290 void output_bin_res16_directory( DLLSPEC *spec, unsigned int data_offset )
293 struct res_tree *tree;
294 const struct res_type *type;
295 const struct resource *res;
297 tree = build_resource_tree( spec );
299 put_word( 0 ); /* alignment */
301 /* type and name structures */
303 for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
305 put_word( type->name_offset );
306 put_word( type->nb_names );
310 for (j = 0, res = type->res; j < type->nb_names; j++, res++)
312 put_word( data_offset );
313 put_word( res->data_size );
314 put_word( res->memopt );
315 put_word( res->name_offset );
318 data_offset += res->data_size;
321 put_word( 0 ); /* terminator */
325 for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
327 if (type->type->str) output_bin_string( type->type->str );
328 for (j = 0, res = type->res; j < type->nb_names; j++, res++)
329 if (res->name.str) output_bin_string( res->name.str );
331 put_byte( 0 ); /* names terminator */
333 free_resource_tree( tree );