Sweden-Number/tools/winebuild/res32.c

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/*
* Builtin dlls resource support
*
* Copyright 2000 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <fcntl.h>
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif
#include "winbase.h"
#include "build.h"
/* Unicode string or integer id */
struct string_id
{
WCHAR *str; /* ptr to Unicode string */
WORD id; /* integer id if str is NULL */
};
/* descriptor for a resource */
struct resource
{
struct string_id type;
struct string_id name;
const void *data;
unsigned int data_size;
WORD lang;
};
/* name level of the resource tree */
struct res_name
{
const struct string_id *name; /* name */
const struct resource *res; /* resource */
int nb_languages; /* number of languages */
};
/* type level of the resource tree */
struct res_type
{
const struct string_id *type; /* type name */
struct res_name *names; /* names array */
unsigned int nb_names; /* total number of names */
unsigned int nb_id_names; /* number of names that have a numeric id */
};
static struct resource *resources;
static int nb_resources;
static struct res_type *res_types;
static int nb_types; /* total number of types */
static int nb_id_types; /* number of types that have a numeric id */
static const unsigned char *file_pos; /* current position in resource file */
static const unsigned char *file_end; /* end of resource file */
static const char *file_name; /* current resource file name */
inline static struct resource *add_resource(void)
{
resources = xrealloc( resources, (nb_resources + 1) * sizeof(*resources) );
return &resources[nb_resources++];
}
static inline unsigned int strlenW( const WCHAR *str )
{
const WCHAR *s = str;
while (*s) s++;
return s - str;
}
static inline int strcmpW( const WCHAR *str1, const WCHAR *str2 )
{
while (*str1 && (*str1 == *str2)) { str1++; str2++; }
return *str1 - *str2;
}
static struct res_name *add_name( struct res_type *type, const struct resource *res )
{
struct res_name *name;
type->names = xrealloc( type->names, (type->nb_names + 1) * sizeof(*type->names) );
name = &type->names[type->nb_names++];
name->name = &res->name;
name->res = res;
name->nb_languages = 1;
if (!name->name->str) type->nb_id_names++;
return name;
}
static struct res_type *add_type( const struct resource *res )
{
struct res_type *type;
res_types = xrealloc( res_types, (nb_types + 1) * sizeof(*res_types) );
type = &res_types[nb_types++];
type->type = &res->type;
type->names = NULL;
type->nb_names = 0;
type->nb_id_names = 0;
if (!type->type->str) nb_id_types++;
return type;
}
/* get the next word from the current resource file */
static WORD get_word(void)
{
WORD ret = *(WORD *)file_pos;
file_pos += sizeof(WORD);
if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
return ret;
}
/* get the next dword from the current resource file */
static DWORD get_dword(void)
{
DWORD ret = *(DWORD *)file_pos;
file_pos += sizeof(DWORD);
if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
return ret;
}
/* get a string from the current resource file */
static void get_string( struct string_id *str )
{
if (*(WCHAR *)file_pos == 0xffff)
{
get_word(); /* skip the 0xffff */
str->str = NULL;
str->id = get_word();
}
else
{
WCHAR *p = xmalloc( (strlenW((WCHAR*)file_pos) + 1) * sizeof(WCHAR) );
str->str = p;
str->id = 0;
while ((*p++ = get_word()));
}
}
/* check the file header */
/* all values must be zero except header size */
static int check_header(void)
{
if (get_dword()) return 0; /* data size */
if (get_dword() != 32) return 0; /* header size */
if (get_word() != 0xffff || get_word()) return 0; /* type, must be id 0 */
if (get_word() != 0xffff || get_word()) return 0; /* name, must be id 0 */
if (get_dword()) return 0; /* data version */
if (get_word()) return 0; /* mem options */
if (get_word()) return 0; /* language */
if (get_dword()) return 0; /* version */
if (get_dword()) return 0; /* characteristics */
return 1;
}
/* load the next resource from the current file */
static void load_next_resource(void)
{
DWORD hdr_size;
struct resource *res = add_resource();
res->data_size = (get_dword() + 3) & ~3;
hdr_size = get_dword();
if (hdr_size & 3) fatal_error( "%s header size not aligned\n", file_name );
res->data = file_pos - 2*sizeof(DWORD) + hdr_size;
get_string( &res->type );
get_string( &res->name );
if ((int)file_pos & 2) get_word(); /* align to dword boundary */
get_dword(); /* skip data version */
get_word(); /* skip mem options */
res->lang = get_word();
get_dword(); /* skip version */
get_dword(); /* skip characteristics */
file_pos = (char *)res->data + res->data_size;
if (file_pos > file_end) fatal_error( "%s is a truncated file\n", file_name );
}
/* load a Win32 .res file */
int load_res32_file( const char *name )
{
int fd, ret;
void *base;
struct stat st;
if ((fd = open( name, O_RDONLY )) == -1) fatal_perror( "Cannot open %s", name );
if ((fstat( fd, &st ) == -1)) fatal_perror( "Cannot stat %s", name );
if (!st.st_size) fatal_error( "%s is an empty file\n" );
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#ifdef HAVE_MMAP
if ((base = mmap( NULL, st.st_size, PROT_READ, MAP_PRIVATE, fd, 0 )) == (void*)-1)
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#endif /* HAVE_MMAP */
{
base = xmalloc( st.st_size );
if (read( fd, base, st.st_size ) != st.st_size)
fatal_error( "Cannot read %s\n", name );
}
file_name = name;
file_pos = base;
file_end = file_pos + st.st_size;
if ((ret = check_header()))
{
while (file_pos < file_end) load_next_resource();
}
close( fd );
return ret;
}
/* compare two unicode strings/ids */
static int cmp_string( const struct string_id *str1, const struct string_id *str2 )
{
if (!str1->str)
{
if (!str2->str) return str1->id - str2->id;
return 1; /* an id compares larger than a string */
}
if (!str2->str) return -1;
return strcmpW( str1->str, str2->str );
}
/* compare two resources for sorting the resource directory */
/* resources are stored first by type, then by name, then by language */
static int cmp_res( const void *ptr1, const void *ptr2 )
{
const struct resource *res1 = ptr1;
const struct resource *res2 = ptr2;
int ret;
if ((ret = cmp_string( &res1->type, &res2->type ))) return ret;
if ((ret = cmp_string( &res1->name, &res2->name ))) return ret;
return res1->lang - res2->lang;
}
/* build the 3-level (type,name,language) resource tree */
static void build_resource_tree(void)
{
int i;
struct res_type *type = NULL;
struct res_name *name = NULL;
qsort( resources, nb_resources, sizeof(*resources), cmp_res );
for (i = 0; i < nb_resources; i++)
{
if (!i || cmp_string( &resources[i].type, &resources[i-1].type )) /* new type */
{
type = add_type( &resources[i] );
name = add_name( type, &resources[i] );
}
else if (cmp_string( &resources[i].name, &resources[i-1].name )) /* new name */
{
name = add_name( type, &resources[i] );
}
else name->nb_languages++;
}
}
/* output a Unicode string */
static void output_string( FILE *outfile, const WCHAR *name )
{
int i, len = strlenW(name);
fprintf( outfile, "0x%04x", len );
for (i = 0; i < len; i++) fprintf( outfile, ", 0x%04x", name[i] );
fprintf( outfile, " /* " );
for (i = 0; i < len; i++) fprintf( outfile, "%c", isprint((char)name[i]) ? (char)name[i] : '?' );
fprintf( outfile, " */" );
}
/* output the resource definitions */
int output_resources( FILE *outfile )
{
int i, j, k;
unsigned int n;
const struct res_type *type;
const struct res_name *name;
const struct resource *res;
if (!nb_resources) return 0;
build_resource_tree();
/* resource data */
for (i = 0, res = resources; i < nb_resources; i++, res++)
{
const unsigned int *p = res->data;
int size = res->data_size / 4;
/* dump data as ints to ensure correct alignment */
fprintf( outfile, "static const unsigned int res_%d[%d] = {\n ", i, size );
for (j = 0; j < size - 1; j++, p++)
{
fprintf( outfile, "0x%08x,", *p );
if ((j % 8) == 7) fprintf( outfile, "\n " );
}
fprintf( outfile, "0x%08x\n};\n\n", *p );
}
/* directory structures */
fprintf( outfile, "struct res_dir {\n" );
fprintf( outfile, " unsigned int Characteristics;\n" );
fprintf( outfile, " unsigned int TimeDateStamp;\n" );
fprintf( outfile, " unsigned short MajorVersion, MinorVersion;\n" );
fprintf( outfile, " unsigned short NumerOfNamedEntries, NumberOfIdEntries;\n};\n\n" );
fprintf( outfile, "struct res_dir_entry {\n" );
fprintf( outfile, " unsigned int Name;\n" );
fprintf( outfile, " unsigned int OffsetToData;\n};\n\n" );
fprintf( outfile, "struct res_data_entry {\n" );
fprintf( outfile, " const unsigned int *OffsetToData;\n" );
fprintf( outfile, " unsigned int Size;\n" );
fprintf( outfile, " unsigned int CodePage;\n" );
fprintf( outfile, " unsigned int ResourceHandle;\n};\n\n" );
/* resource directory definition */
fprintf( outfile, "#define OFFSETOF(field) ((char*)&((struct res_struct *)0)->field - (char*)((struct res_struct *) 0))\n" );
fprintf( outfile, "static struct res_struct{\n" );
fprintf( outfile, " struct res_dir type_dir;\n" );
fprintf( outfile, " struct res_dir_entry type_entries[%d];\n", nb_types );
for (i = 0, type = res_types; i < nb_types; i++, type++)
{
fprintf( outfile, " struct res_dir name_%d_dir;\n", i );
fprintf( outfile, " struct res_dir_entry name_%d_entries[%d];\n", i, type->nb_names );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
fprintf( outfile, " struct res_dir lang_%d_%d_dir;\n", i, n );
fprintf( outfile, " struct res_dir_entry lang_%d_%d_entries[%d];\n",
i, n, name->nb_languages );
}
}
fprintf( outfile, " struct res_data_entry data_entries[%d];\n", nb_resources );
for (i = 0, type = res_types; i < nb_types; i++, type++)
{
if (type->type->str)
fprintf( outfile, " unsigned short type_%d_name[%d];\n",
i, strlenW(type->type->str)+1 );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
if (name->name->str)
fprintf( outfile, " unsigned short name_%d_%d_name[%d];\n",
i, n, strlenW(name->name->str)+1 );
}
}
/* resource directory contents */
fprintf( outfile, "} resources = {\n" );
fprintf( outfile, " { 0, 0, 0, 0, %d, %d },\n", nb_types - nb_id_types, nb_id_types );
/* dump the type directory */
fprintf( outfile, " {\n" );
for (i = 0, type = res_types; i < nb_types; i++, type++)
{
if (!type->type->str)
fprintf( outfile, " { 0x%04x, OFFSETOF(name_%d_dir) | 0x80000000 },\n",
type->type->id, i );
else
fprintf( outfile, " { OFFSETOF(type_%d_name) | 0x80000000, OFFSETOF(name_%d_dir) | 0x80000000 },\n",
i, i );
}
fprintf( outfile, " },\n" );
/* dump the names and languages directories */
for (i = 0, type = res_types; i < nb_types; i++, type++)
{
fprintf( outfile, " { 0, 0, 0, 0, %d, %d }, /* name_%d_dir */\n {\n",
type->nb_names - type->nb_id_names, type->nb_id_names, i );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
if (!name->name->str)
fprintf( outfile, " { 0x%04x, OFFSETOF(lang_%d_%d_dir) | 0x80000000 },\n",
name->name->id, i, n );
else
fprintf( outfile, " { OFFSETOF(name_%d_%d_name) | 0x80000000, OFFSETOF(lang_%d_%d_dir) | 0x80000000 },\n",
i, n, i, n );
}
fprintf( outfile, " },\n" );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
fprintf( outfile, " { 0, 0, 0, 0, 0, %d }, /* lang_%d_%d_dir */\n {\n",
name->nb_languages, i, n );
for (k = 0, res = name->res; k < name->nb_languages; k++, res++)
{
fprintf( outfile, " { 0x%04x, OFFSETOF(data_entries[%d]) },\n",
res->lang, res - resources );
}
fprintf( outfile, " },\n" );
}
}
/* dump the resource data entries */
fprintf( outfile, " {\n" );
for (i = 0, res = resources; i < nb_resources; i++, res++)
{
fprintf( outfile, " { res_%d, sizeof(res_%d), 0, 0 },\n", i, i );
}
/* dump the name strings */
for (i = 0, type = res_types; i < nb_types; i++, type++)
{
if (type->type->str)
{
fprintf( outfile, " },\n { " );
output_string( outfile, type->type->str );
}
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
if (name->name->str)
{
fprintf( outfile, " },\n { " );
output_string( outfile, name->name->str );
}
}
}
fprintf( outfile, " }\n};\n#undef OFFSETOF\n\n" );
return nb_resources;
}