wine/tools/winebuild/res32.c
2011-07-04 13:43:15 +02:00

691 lines
22 KiB
C

/*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <stdio.h>
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#include <fcntl.h>
#include "build.h"
typedef unsigned short WCHAR;
/* Unicode string or integer id */
struct string_id
{
WCHAR *str; /* ptr to Unicode string */
unsigned short 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;
unsigned int data_offset;
unsigned short mem_options;
unsigned short lang;
unsigned int version;
};
/* name level of the resource tree */
struct res_name
{
const struct string_id *name; /* name */
struct resource *res; /* resource */
int nb_languages; /* number of languages */
unsigned int dir_offset; /* offset of directory in resource dir */
unsigned int name_offset; /* offset of name in resource dir */
};
/* 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 */
unsigned int dir_offset; /* offset of directory in resource dir */
unsigned int name_offset; /* offset of type name in resource dir */
};
/* top level of the resource tree */
struct res_tree
{
struct res_type *types; /* types array */
unsigned int nb_types; /* total number of types */
};
/* size of a resource directory with n entries */
#define RESOURCE_DIR_SIZE (4 * sizeof(unsigned int))
#define RESOURCE_DIR_ENTRY_SIZE (2 * sizeof(unsigned int))
#define RESOURCE_DATA_ENTRY_SIZE (4 * sizeof(unsigned int))
#define RESDIR_SIZE(n) (RESOURCE_DIR_SIZE + (n) * RESOURCE_DIR_ENTRY_SIZE)
static inline struct resource *add_resource( DLLSPEC *spec )
{
spec->resources = xrealloc( spec->resources, (spec->nb_resources + 1) * sizeof(spec->resources[0]) );
return &spec->resources[spec->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, 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( struct res_tree *tree, struct resource *res )
{
struct res_type *type;
tree->types = xrealloc( tree->types, (tree->nb_types + 1) * sizeof(*tree->types) );
type = &tree->types[tree->nb_types++];
type->type = &res->type;
type->names = NULL;
type->nb_names = 0;
type->nb_id_names = 0;
return type;
}
/* get a string from the current resource file */
static void get_string( struct string_id *str )
{
WCHAR wc = get_word();
if (wc == 0xffff)
{
str->str = NULL;
str->id = get_word();
}
else
{
WCHAR *p = xmalloc( (strlenW( (const WCHAR *)(input_buffer + input_buffer_pos) - 1) + 1) * sizeof(WCHAR) );
str->str = p;
str->id = 0;
if ((*p++ = wc)) while ((*p++ = get_word()));
}
}
/* put a string into the resource file */
static void put_string( const struct string_id *str )
{
if (str->str)
{
const WCHAR *p = str->str;
while (*p) put_word( *p++ );
put_word( 0 );
}
else
{
put_word( 0xffff );
put_word( str->id );
}
}
static void dump_res_data( const struct resource *res )
{
unsigned int i = 0;
unsigned int size = (res->data_size + 3) & ~3;
if (!size) return;
input_buffer = res->data;
input_buffer_pos = 0;
input_buffer_size = size;
output( "\t.long " );
while (size > 4)
{
if ((i++ % 16) == 15) output( "0x%08x\n\t.long ", get_dword() );
else output( "0x%08x,", get_dword() );
size -= 4;
}
output( "0x%08x\n", get_dword() );
assert( input_buffer_pos == input_buffer_size );
}
/* check the file header */
/* all values must be zero except header size */
static int check_header(void)
{
unsigned int size;
if (get_dword()) return 0; /* data size */
size = get_dword(); /* header size */
if (size == 0x20000000) byte_swapped = 1;
else if (size != 0x20) return 0;
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( DLLSPEC *spec )
{
unsigned int hdr_size;
struct resource *res = add_resource( spec );
res->data_size = get_dword();
hdr_size = get_dword();
if (hdr_size & 3) fatal_error( "%s header size not aligned\n", input_buffer_filename );
if (hdr_size < 32) fatal_error( "%s invalid header size %u\n", input_buffer_filename, hdr_size );
res->data = input_buffer + input_buffer_pos - 2*sizeof(unsigned int) + hdr_size;
if ((const unsigned char *)res->data < input_buffer ||
(const unsigned char *)res->data >= input_buffer + input_buffer_size)
fatal_error( "%s invalid header size %u\n", input_buffer_filename, hdr_size );
get_string( &res->type );
get_string( &res->name );
if (input_buffer_pos & 2) get_word(); /* align to dword boundary */
get_dword(); /* skip data version */
res->mem_options = get_word();
res->lang = get_word();
res->version = get_dword();
get_dword(); /* skip characteristics */
input_buffer_pos = ((const unsigned char *)res->data - input_buffer) + ((res->data_size + 3) & ~3);
input_buffer_pos = (input_buffer_pos + 3) & ~3;
if (input_buffer_pos > input_buffer_size)
fatal_error( "%s is a truncated file\n", input_buffer_filename );
}
/* load a Win32 .res file */
int load_res32_file( const char *name, DLLSPEC *spec )
{
int ret;
init_input_buffer( name );
if ((ret = check_header()))
{
while (input_buffer_pos < input_buffer_size) load_next_resource( spec );
}
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;
if ((ret = res1->lang - res2->lang)) return ret;
return res1->version - res2->version;
}
static char *format_res_string( const struct string_id *str )
{
int i, len = str->str ? strlenW(str->str) + 1 : 5;
char *ret = xmalloc( len );
if (!str->str) sprintf( ret, "%04x", str->id );
else for (i = 0; i < len; i++) ret[i] = str->str[i]; /* dumb W->A conversion */
return ret;
}
/* get rid of duplicate resources with different versions */
static void remove_duplicate_resources( DLLSPEC *spec )
{
unsigned int i, n;
for (i = n = 0; i < spec->nb_resources; i++, n++)
{
if (i && !cmp_string( &spec->resources[i].type, &spec->resources[i-1].type ) &&
!cmp_string( &spec->resources[i].name, &spec->resources[i-1].name ) &&
spec->resources[i].lang == spec->resources[i-1].lang)
{
if (spec->resources[i].version == spec->resources[i-1].version)
{
char *type_str = format_res_string( &spec->resources[i].type );
char *name_str = format_res_string( &spec->resources[i].name );
error( "winebuild: duplicate resource type %s name %s language %04x version %08x\n",
type_str, name_str, spec->resources[i].lang, spec->resources[i].version );
}
else n--; /* replace the previous one */
}
if (n < i) spec->resources[n] = spec->resources[i];
}
spec->nb_resources = n;
}
/* build the 3-level (type,name,language) resource tree */
static struct res_tree *build_resource_tree( DLLSPEC *spec, unsigned int *dir_size )
{
unsigned int i, k, n, offset, data_offset;
struct res_tree *tree;
struct res_type *type = NULL;
struct res_name *name = NULL;
struct resource *res;
qsort( spec->resources, spec->nb_resources, sizeof(*spec->resources), cmp_res );
remove_duplicate_resources( spec );
tree = xmalloc( sizeof(*tree) );
tree->types = NULL;
tree->nb_types = 0;
for (i = 0; i < spec->nb_resources; i++)
{
if (!i || cmp_string( &spec->resources[i].type, &spec->resources[i-1].type )) /* new type */
{
type = add_type( tree, &spec->resources[i] );
name = add_name( type, &spec->resources[i] );
}
else if (cmp_string( &spec->resources[i].name, &spec->resources[i-1].name )) /* new name */
{
name = add_name( type, &spec->resources[i] );
}
else
{
name->nb_languages++;
}
}
/* compute the offsets */
offset = RESDIR_SIZE( tree->nb_types );
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
type->dir_offset = offset;
offset += RESDIR_SIZE( type->nb_names );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
name->dir_offset = offset;
offset += RESDIR_SIZE( name->nb_languages );
}
}
data_offset = offset;
offset += spec->nb_resources * RESOURCE_DATA_ENTRY_SIZE;
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
if (type->type->str)
{
type->name_offset = offset | 0x80000000;
offset += (strlenW(type->type->str)+1) * sizeof(WCHAR);
}
else type->name_offset = type->type->id;
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
if (name->name->str)
{
name->name_offset = offset | 0x80000000;
offset += (strlenW(name->name->str)+1) * sizeof(WCHAR);
}
else name->name_offset = name->name->id;
for (k = 0, res = name->res; k < name->nb_languages; k++, res++)
{
unsigned int entry_offset = (res - spec->resources) * RESOURCE_DATA_ENTRY_SIZE;
res->data_offset = data_offset + entry_offset;
}
}
}
if (dir_size) *dir_size = (offset + 3) & ~3;
return tree;
}
/* free the resource tree */
static void free_resource_tree( struct res_tree *tree )
{
unsigned int i;
for (i = 0; i < tree->nb_types; i++) free( tree->types[i].names );
free( tree->types );
free( tree );
}
/* output a Unicode string */
static void output_string( const WCHAR *name )
{
int i, len = strlenW(name);
output( "\t%s 0x%04x", get_asm_short_keyword(), len );
for (i = 0; i < len; i++) output( ",0x%04x", name[i] );
output( " /* " );
for (i = 0; i < len; i++) output( "%c", isprint((char)name[i]) ? (char)name[i] : '?' );
output( " */\n" );
}
/* output a resource directory */
static inline void output_res_dir( unsigned int nb_names, unsigned int nb_ids )
{
output( "\t.long 0\n" ); /* Characteristics */
output( "\t.long 0\n" ); /* TimeDateStamp */
output( "\t%s 0,0\n", /* Major/MinorVersion */
get_asm_short_keyword() );
output( "\t%s %u,%u\n", /* NumberOfNamed/IdEntries */
get_asm_short_keyword(), nb_names, nb_ids );
}
/* output the resource definitions */
void output_resources( DLLSPEC *spec )
{
int k, nb_id_types;
unsigned int i, n;
struct res_tree *tree;
struct res_type *type;
struct res_name *name;
const struct resource *res;
if (!spec->nb_resources) return;
tree = build_resource_tree( spec, NULL );
/* output the resource directories */
output( "\n/* resources */\n\n" );
output( "\t.data\n" );
output( "\t.align %d\n", get_alignment(get_ptr_size()) );
output( ".L__wine_spec_resources:\n" );
for (i = nb_id_types = 0, type = tree->types; i < tree->nb_types; i++, type++)
if (!type->type->str) nb_id_types++;
output_res_dir( tree->nb_types - nb_id_types, nb_id_types );
/* dump the type directory */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
output( "\t.long 0x%08x,0x%08x\n",
type->name_offset, type->dir_offset | 0x80000000 );
/* dump the names and languages directories */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
output_res_dir( type->nb_names - type->nb_id_names, type->nb_id_names );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
output( "\t.long 0x%08x,0x%08x\n",
name->name_offset, name->dir_offset | 0x80000000 );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
output_res_dir( 0, name->nb_languages );
for (k = 0, res = name->res; k < name->nb_languages; k++, res++)
output( "\t.long 0x%08x,0x%08x\n", res->lang, res->data_offset );
}
}
/* dump the resource data entries */
for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
output( "\t.long .L__wine_spec_res_%d-.L__wine_spec_rva_base,%u,0,0\n",
i, (res->data_size + 3) & ~3 );
/* dump the name strings */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
if (type->type->str) output_string( type->type->str );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
if (name->name->str) output_string( name->name->str );
}
/* resource data */
for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
{
output( "\n\t.align %d\n", get_alignment(get_ptr_size()) );
output( ".L__wine_spec_res_%d:\n", i );
dump_res_data( res );
}
output( ".L__wine_spec_resources_end:\n" );
output( "\t.byte 0\n" );
free_resource_tree( tree );
}
/* output a Unicode string in binary format */
static void output_bin_string( const WCHAR *name )
{
int i, len = strlenW(name);
put_word( len );
for (i = 0; i < len; i++) put_word( name[i] );
}
/* output a resource directory in binary format */
static inline void output_bin_res_dir( unsigned int nb_names, unsigned int nb_ids )
{
put_dword( 0 ); /* Characteristics */
put_dword( 0 ); /* TimeDateStamp */
put_word( 0 ); /* MajorVersion */
put_word( 0 ); /* MinorVersion */
put_word( nb_names ); /* NumberOfNamedEntries */
put_word( nb_ids ); /* NumberOfIdEntries */
}
/* output the resource definitions in binary format */
void output_bin_resources( DLLSPEC *spec, unsigned int start_rva )
{
int k, nb_id_types;
unsigned int i, n, data_offset;
struct res_tree *tree;
struct res_type *type;
struct res_name *name;
const struct resource *res;
if (!spec->nb_resources) return;
tree = build_resource_tree( spec, &data_offset );
init_output_buffer();
/* output the resource directories */
for (i = nb_id_types = 0, type = tree->types; i < tree->nb_types; i++, type++)
if (!type->type->str) nb_id_types++;
output_bin_res_dir( tree->nb_types - nb_id_types, nb_id_types );
/* dump the type directory */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
put_dword( type->name_offset );
put_dword( type->dir_offset | 0x80000000 );
}
/* dump the names and languages directories */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
output_bin_res_dir( type->nb_names - type->nb_id_names, type->nb_id_names );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
put_dword( name->name_offset );
put_dword( name->dir_offset | 0x80000000 );
}
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
{
output_bin_res_dir( 0, name->nb_languages );
for (k = 0, res = name->res; k < name->nb_languages; k++, res++)
{
put_dword( res->lang );
put_dword( res->data_offset );
}
}
}
/* dump the resource data entries */
for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
{
put_dword( data_offset + start_rva );
put_dword( (res->data_size + 3) & ~3 );
put_dword( 0 );
put_dword( 0 );
data_offset += (res->data_size + 3) & ~3;
}
/* dump the name strings */
for (i = 0, type = tree->types; i < tree->nb_types; i++, type++)
{
if (type->type->str) output_bin_string( type->type->str );
for (n = 0, name = type->names; n < type->nb_names; n++, name++)
if (name->name->str) output_bin_string( name->name->str );
}
/* resource data */
align_output( 4 );
for (i = 0, res = spec->resources; i < spec->nb_resources; i++, res++)
{
put_data( res->data, res->data_size );
align_output( 4 );
}
free_resource_tree( tree );
}
static unsigned int get_resource_header_size( const struct resource *res )
{
unsigned int size = 5 * sizeof(unsigned int) + 2 * sizeof(unsigned short);
if (!res->type.str) size += 2 * sizeof(unsigned short);
else size += (strlenW(res->type.str) + 1) * sizeof(WCHAR);
if (!res->name.str) size += 2 * sizeof(unsigned short);
else size += (strlenW(res->name.str) + 1) * sizeof(WCHAR);
return size;
}
/* output the resources into a .o file */
void output_res_o_file( DLLSPEC *spec )
{
unsigned int i;
char *res_file = NULL;
int fd;
struct strarray *args;
if (!spec->nb_resources) fatal_error( "--resources mode needs at least one resource file as input\n" );
if (!output_file_name) fatal_error( "No output file name specified\n" );
qsort( spec->resources, spec->nb_resources, sizeof(*spec->resources), cmp_res );
remove_duplicate_resources( spec );
byte_swapped = 0;
init_output_buffer();
put_dword( 0 ); /* ResSize */
put_dword( 32 ); /* HeaderSize */
put_word( 0xffff ); /* ResType */
put_word( 0x0000 );
put_word( 0xffff ); /* ResName */
put_word( 0x0000 );
put_dword( 0 ); /* DataVersion */
put_word( 0 ); /* Memory options */
put_word( 0 ); /* Language */
put_dword( 0 ); /* Version */
put_dword( 0 ); /* Characteristics */
for (i = 0; i < spec->nb_resources; i++)
{
unsigned int header_size = get_resource_header_size( &spec->resources[i] );
put_dword( spec->resources[i].data_size );
put_dword( (header_size + 3) & ~3 );
put_string( &spec->resources[i].type );
put_string( &spec->resources[i].name );
align_output( 4 );
put_dword( 0 );
put_word( spec->resources[i].mem_options );
put_word( spec->resources[i].lang );
put_dword( spec->resources[i].version );
put_dword( 0 );
put_data( spec->resources[i].data, spec->resources[i].data_size );
align_output( 4 );
}
/* if the output file name is a .res too, don't run the results through windres */
if (strendswith( output_file_name, ".res"))
{
flush_output_buffer();
return;
}
res_file = get_temp_file_name( output_file_name, ".res" );
if ((fd = open( res_file, O_WRONLY|O_CREAT|O_TRUNC|O_BINARY, 0600 )) == -1)
fatal_error( "Cannot create %s\n", res_file );
if (write( fd, output_buffer, output_buffer_pos ) != output_buffer_pos)
fatal_error( "Error writing to %s\n", res_file );
close( fd );
free( output_buffer );
args = strarray_init();
strarray_add( args, find_tool( "windres", NULL ), "-i", res_file, "-o", output_file_name, NULL );
spawn( args );
strarray_free( args );
output_file_name = NULL; /* so we don't try to assemble it */
}