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wine/tools/widl/widl.c

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/*
* IDL Compiler
*
* Copyright 2002 Ove Kaaven
* based on WRC code by Bertho Stultiens
*
* 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 <errno.h>
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <string.h>
#include <assert.h>
#include <ctype.h>
#include <signal.h>
#ifdef HAVE_GETOPT_H
# include <getopt.h>
#endif
#include "widl.h"
#include "utils.h"
#include "parser.h"
#include "wine/wpp.h"
#include "header.h"
/* future options to reserve characters for: */
/* A = ACF input filename */
/* J = do not search standard include path */
/* w = select win16/win32 output (?) */
static const char usage[] =
"Usage: widl [options...] infile.idl\n"
" or: widl [options...] --dlldata-only name1 [name2...]\n"
" -b arch Set the target architecture\n"
" -c Generate client stub\n"
" -d n Set debug level to 'n'\n"
" -D id[=val] Define preprocessor identifier id=val\n"
" -E Preprocess only\n"
" --help Display this help and exit\n"
" -h Generate headers\n"
" -H file Name of header file (default is infile.h)\n"
" -I path Set include search dir to path (multiple -I allowed)\n"
" --local-stubs=file Write empty stubs for call_as/local methods to file\n"
" -m32, -m64 Set the kind of typelib to build (Win32 or Win64)\n"
" -N Do not preprocess input\n"
" --oldnames Use old naming conventions\n"
" -o, --output=NAME Set the output file name\n"
" -Otype Type of stubs to generate (-Os, -Oi, -Oif)\n"
" -p Generate proxy\n"
" --prefix-all=p Prefix names of client stubs / server functions with 'p'\n"
" --prefix-client=p Prefix names of client stubs with 'p'\n"
" --prefix-server=p Prefix names of server functions with 'p'\n"
" -r Generate registration script\n"
" -s Generate server stub\n"
" -t Generate typelib\n"
" -u Generate interface identifiers file\n"
" -V Print version and exit\n"
" -W Enable pedantic warnings\n"
" --win32 Only generate 32-bit code\n"
" --win64 Only generate 64-bit code\n"
" --win32-align n Set win32 structure alignment to 'n'\n"
" --win64-align n Set win64 structure alignment to 'n'\n"
"Debug level 'n' is a bitmask with following meaning:\n"
" * 0x01 Tell which resource is parsed (verbose mode)\n"
" * 0x02 Dump internal structures\n"
" * 0x04 Create a parser trace (yydebug=1)\n"
" * 0x08 Preprocessor messages\n"
" * 0x10 Preprocessor lex messages\n"
" * 0x20 Preprocessor yacc trace\n"
;
static const char version_string[] = "Wine IDL Compiler version " PACKAGE_VERSION "\n"
"Copyright 2002 Ove Kaaven\n";
int debuglevel = DEBUGLEVEL_NONE;
int parser_debug, yy_flex_debug;
int pedantic = 0;
int do_everything = 1;
static int preprocess_only = 0;
int do_header = 0;
int do_typelib = 0;
int do_proxies = 0;
int do_client = 0;
int do_server = 0;
int do_regscript = 0;
int do_idfile = 0;
int do_dlldata = 0;
static int no_preprocess = 0;
int old_names = 0;
int do_win32 = 1;
int do_win64 = 1;
int win32_packing = 8;
int win64_packing = 8;
static enum stub_mode stub_mode = MODE_Os;
char *input_name;
char *header_name;
char *local_stubs_name;
char *header_token;
char *typelib_name;
char *dlldata_name;
char *proxy_name;
char *proxy_token;
char *client_name;
char *client_token;
char *server_name;
char *server_token;
char *regscript_name;
char *regscript_token;
static char *idfile_name;
char *temp_name;
const char *prefix_client = "";
const char *prefix_server = "";
int line_number = 1;
static FILE *idfile;
unsigned int pointer_size = 0;
syskind_t typelib_kind = sizeof(void*) == 8 ? SYS_WIN64 : SYS_WIN32;
time_t now;
enum {
OLDNAMES_OPTION = CHAR_MAX + 1,
DLLDATA_OPTION,
DLLDATA_ONLY_OPTION,
LOCAL_STUBS_OPTION,
PREFIX_ALL_OPTION,
PREFIX_CLIENT_OPTION,
PREFIX_SERVER_OPTION,
PRINT_HELP,
WIN32_OPTION,
WIN64_OPTION,
WIN32_ALIGN_OPTION,
WIN64_ALIGN_OPTION
};
static const char short_options[] =
"b:cC:d:D:EhH:I:m:No:O:pP:rsS:tT:uU:VW";
static const struct option long_options[] = {
{ "dlldata", 1, NULL, DLLDATA_OPTION },
{ "dlldata-only", 0, NULL, DLLDATA_ONLY_OPTION },
{ "help", 0, NULL, PRINT_HELP },
{ "local-stubs", 1, NULL, LOCAL_STUBS_OPTION },
{ "oldnames", 0, NULL, OLDNAMES_OPTION },
{ "output", 0, NULL, 'o' },
{ "prefix-all", 1, NULL, PREFIX_ALL_OPTION },
{ "prefix-client", 1, NULL, PREFIX_CLIENT_OPTION },
{ "prefix-server", 1, NULL, PREFIX_SERVER_OPTION },
{ "win32", 0, NULL, WIN32_OPTION },
{ "win64", 0, NULL, WIN64_OPTION },
{ "win32-align", 1, NULL, WIN32_ALIGN_OPTION },
{ "win64-align", 1, NULL, WIN64_ALIGN_OPTION },
{ NULL, 0, NULL, 0 }
};
static void rm_tempfile(void);
enum stub_mode get_stub_mode(void)
{
/* old-style interpreted stubs are not supported on 64-bit */
if (stub_mode == MODE_Oi && pointer_size == 8) return MODE_Oif;
return stub_mode;
}
static char *make_token(const char *name)
{
char *token;
char *slash;
int i;
slash = strrchr(name, '/');
if(!slash)
slash = strrchr(name, '\\');
if (slash) name = slash + 1;
token = xstrdup(name);
for (i=0; token[i]; i++) {
if (!isalnum(token[i])) token[i] = '_';
else token[i] = tolower(token[i]);
}
return token;
}
/* duplicate a basename into a valid C token */
static char *dup_basename_token(const char *name, const char *ext)
{
char *p, *ret = dup_basename( name, ext );
/* map invalid characters to '_' */
for (p = ret; *p; p++) if (!isalnum(*p)) *p = '_';
return ret;
}
static void add_widl_version_define(void)
{
unsigned int version;
const char *p = PACKAGE_VERSION;
/* major */
version = atoi(p) * 0x10000;
p = strchr(p, '.');
/* minor */
if (p)
{
version += atoi(p + 1) * 0x100;
p = strchr(p + 1, '.');
}
/* build */
if (p)
version += atoi(p + 1);
if (version != 0)
{
char version_str[11];
snprintf(version_str, sizeof(version_str), "0x%x", version);
wpp_add_define("__WIDL__", version_str);
}
else
wpp_add_define("__WIDL__", NULL);
}
/* set the target platform */
static void set_target( const char *target )
{
static const struct
{
const char *name;
syskind_t kind;
} cpu_names[] =
{
{ "i386", SYS_WIN32 },
{ "i486", SYS_WIN32 },
{ "i586", SYS_WIN32 },
{ "i686", SYS_WIN32 },
{ "i786", SYS_WIN32 },
{ "amd64", SYS_WIN64 },
{ "x86_64", SYS_WIN64 },
{ "sparc", SYS_WIN32 },
{ "alpha", SYS_WIN32 },
{ "powerpc", SYS_WIN32 },
{ "arm", SYS_WIN32 }
};
unsigned int i;
char *p, *spec = xstrdup( target );
/* target specification is in the form CPU-MANUFACTURER-OS or CPU-MANUFACTURER-KERNEL-OS */
if (!(p = strchr( spec, '-' ))) error( "Invalid target specification '%s'\n", target );
*p++ = 0;
for (i = 0; i < sizeof(cpu_names)/sizeof(cpu_names[0]); i++)
{
if (!strcmp( cpu_names[i].name, spec ))
{
typelib_kind = cpu_names[i].kind;
free( spec );
return;
}
}
error( "Unrecognized CPU '%s'\n", spec );
}
/* clean things up when aborting on a signal */
static void exit_on_signal( int sig )
{
exit(1); /* this will call the atexit functions */
}
static void set_everything(int x)
{
do_header = x;
do_typelib = x;
do_proxies = x;
do_client = x;
do_server = x;
do_regscript = x;
do_idfile = x;
do_dlldata = x;
}
void start_cplusplus_guard(FILE *fp)
{
fprintf(fp, "#ifdef __cplusplus\n");
fprintf(fp, "extern \"C\" {\n");
fprintf(fp, "#endif\n\n");
}
void end_cplusplus_guard(FILE *fp)
{
fprintf(fp, "#ifdef __cplusplus\n");
fprintf(fp, "}\n");
fprintf(fp, "#endif\n\n");
}
typedef struct
{
char *filename;
struct list link;
} filename_node_t;
static void add_filename_node(struct list *list, const char *name)
{
filename_node_t *node = xmalloc(sizeof *node);
node->filename = dup_basename( name, ".idl" );
list_add_tail(list, &node->link);
}
static void free_filename_nodes(struct list *list)
{
filename_node_t *node, *next;
LIST_FOR_EACH_ENTRY_SAFE(node, next, list, filename_node_t, link) {
list_remove(&node->link);
free(node->filename);
free(node);
}
}
static void write_dlldata_list(struct list *filenames)
{
FILE *dlldata;
filename_node_t *node;
dlldata = fopen(dlldata_name, "w");
if (!dlldata)
error("couldn't open %s: %s\n", dlldata_name, strerror(errno));
fprintf(dlldata, "/*** Autogenerated by WIDL %s ", PACKAGE_VERSION);
fprintf(dlldata, "- Do not edit ***/\n\n");
fprintf(dlldata, "#include <objbase.h>\n");
fprintf(dlldata, "#include <rpcproxy.h>\n\n");
start_cplusplus_guard(dlldata);
LIST_FOR_EACH_ENTRY(node, filenames, filename_node_t, link)
fprintf(dlldata, "EXTERN_PROXY_FILE(%s)\n", node->filename);
fprintf(dlldata, "\nPROXYFILE_LIST_START\n");
fprintf(dlldata, "/* Start of list */\n");
LIST_FOR_EACH_ENTRY(node, filenames, filename_node_t, link)
fprintf(dlldata, " REFERENCE_PROXY_FILE(%s),\n", node->filename);
fprintf(dlldata, "/* End of list */\n");
fprintf(dlldata, "PROXYFILE_LIST_END\n\n");
fprintf(dlldata, "DLLDATA_ROUTINES(aProxyFileList, GET_DLL_CLSID)\n\n");
end_cplusplus_guard(dlldata);
fclose(dlldata);
}
static char *eat_space(char *s)
{
while (isspace((unsigned char) *s))
++s;
return s;
}
void write_dlldata(const statement_list_t *stmts)
{
struct list filenames = LIST_INIT(filenames);
filename_node_t *node;
FILE *dlldata;
if (!do_dlldata || !need_proxy_file(stmts))
return;
dlldata = fopen(dlldata_name, "r");
if (dlldata) {
static char marker[] = "REFERENCE_PROXY_FILE";
char *line = NULL;
size_t len = 0;
while (widl_getline(&line, &len, dlldata)) {
char *start, *end;
start = eat_space(line);
if (strncmp(start, marker, sizeof marker - 1) == 0) {
start = eat_space(start + sizeof marker - 1);
if (*start != '(')
continue;
end = start = eat_space(start + 1);
while (*end && *end != ')')
++end;
if (*end != ')')
continue;
while (isspace((unsigned char) end[-1]))
--end;
*end = '\0';
if (start < end)
add_filename_node(&filenames, start);
}
}
if (ferror(dlldata))
error("couldn't read from %s: %s\n", dlldata_name, strerror(errno));
free(line);
fclose(dlldata);
}
LIST_FOR_EACH_ENTRY(node, &filenames, filename_node_t, link)
if (strcmp(proxy_token, node->filename) == 0) {
/* We're already in the list, no need to regenerate this file. */
free_filename_nodes(&filenames);
return;
}
add_filename_node(&filenames, proxy_token);
write_dlldata_list(&filenames);
free_filename_nodes(&filenames);
}
static void write_id_data_stmts(const statement_list_t *stmts)
{
const statement_t *stmt;
if (stmts) LIST_FOR_EACH_ENTRY( stmt, stmts, const statement_t, entry )
{
if (stmt->type == STMT_TYPE)
{
const type_t *type = stmt->u.type;
if (type_get_type(type) == TYPE_INTERFACE)
{
const UUID *uuid;
if (!is_object(type) && !is_attr(type->attrs, ATTR_DISPINTERFACE))
continue;
uuid = get_attrp(type->attrs, ATTR_UUID);
write_guid(idfile, is_attr(type->attrs, ATTR_DISPINTERFACE) ? "DIID" : "IID",
type->name, uuid);
}
else if (type_get_type(type) == TYPE_COCLASS)
{
const UUID *uuid = get_attrp(type->attrs, ATTR_UUID);
write_guid(idfile, "CLSID", type->name, uuid);
}
}
else if (stmt->type == STMT_LIBRARY)
{
const UUID *uuid = get_attrp(stmt->u.lib->attrs, ATTR_UUID);
write_guid(idfile, "LIBID", stmt->u.lib->name, uuid);
write_id_data_stmts(stmt->u.lib->stmts);
}
}
}
void write_id_data(const statement_list_t *stmts)
{
if (!do_idfile) return;
idfile = fopen(idfile_name, "w");
if (! idfile) {
error("Could not open %s for output\n", idfile_name);
return;
}
fprintf(idfile, "/*** Autogenerated by WIDL %s ", PACKAGE_VERSION);
fprintf(idfile, "from %s - Do not edit ***/\n\n", input_name);
fprintf(idfile, "#include <rpc.h>\n");
fprintf(idfile, "#include <rpcndr.h>\n\n");
fprintf(idfile, "#include <initguid.h>\n\n");
start_cplusplus_guard(idfile);
write_id_data_stmts(stmts);
fprintf(idfile, "\n");
end_cplusplus_guard(idfile);
fclose(idfile);
}
int main(int argc,char *argv[])
{
int optc;
int ret = 0;
int opti = 0;
char *output_name = NULL;
signal( SIGTERM, exit_on_signal );
signal( SIGINT, exit_on_signal );
#ifdef SIGHUP
signal( SIGHUP, exit_on_signal );
#endif
now = time(NULL);
while((optc = getopt_long(argc, argv, short_options, long_options, &opti)) != EOF) {
switch(optc) {
case DLLDATA_OPTION:
dlldata_name = xstrdup(optarg);
break;
case DLLDATA_ONLY_OPTION:
do_everything = 0;
do_dlldata = 1;
break;
case LOCAL_STUBS_OPTION:
do_everything = 0;
local_stubs_name = xstrdup(optarg);
break;
case OLDNAMES_OPTION:
old_names = 1;
break;
case PREFIX_ALL_OPTION:
prefix_client = xstrdup(optarg);
prefix_server = xstrdup(optarg);
break;
case PREFIX_CLIENT_OPTION:
prefix_client = xstrdup(optarg);
break;
case PREFIX_SERVER_OPTION:
prefix_server = xstrdup(optarg);
break;
case PRINT_HELP:
fprintf(stderr, "%s", usage);
return 0;
case WIN32_OPTION:
do_win32 = 1;
do_win64 = 0;
break;
case WIN64_OPTION:
do_win32 = 0;
do_win64 = 1;
break;
case WIN32_ALIGN_OPTION:
win32_packing = strtol(optarg, NULL, 0);
if(win32_packing != 2 && win32_packing != 4 && win32_packing != 8)
error("Packing must be one of 2, 4 or 8\n");
break;
case WIN64_ALIGN_OPTION:
win64_packing = strtol(optarg, NULL, 0);
if(win64_packing != 2 && win64_packing != 4 && win64_packing != 8)
error("Packing must be one of 2, 4 or 8\n");
break;
case 'b':
set_target( optarg );
break;
case 'c':
do_everything = 0;
do_client = 1;
break;
case 'C':
client_name = xstrdup(optarg);
break;
case 'd':
debuglevel = strtol(optarg, NULL, 0);
break;
case 'D':
wpp_add_cmdline_define(optarg);
break;
case 'E':
do_everything = 0;
preprocess_only = 1;
break;
case 'h':
do_everything = 0;
do_header = 1;
break;
case 'H':
header_name = xstrdup(optarg);
break;
case 'I':
wpp_add_include_path(optarg);
break;
case 'm':
if (!strcmp( optarg, "32" )) typelib_kind = SYS_WIN32;
else if (!strcmp( optarg, "64" )) typelib_kind = SYS_WIN64;
else error( "Invalid -m argument '%s'\n", optarg );
break;
case 'N':
no_preprocess = 1;
break;
case 'o':
output_name = xstrdup(optarg);
break;
case 'O':
if (!strcmp( optarg, "s" )) stub_mode = MODE_Os;
else if (!strcmp( optarg, "i" )) stub_mode = MODE_Oi;
else if (!strcmp( optarg, "ic" )) stub_mode = MODE_Oif;
else if (!strcmp( optarg, "if" )) stub_mode = MODE_Oif;
else if (!strcmp( optarg, "icf" )) stub_mode = MODE_Oif;
else error( "Invalid argument '-O%s'\n", optarg );
break;
case 'p':
do_everything = 0;
do_proxies = 1;
break;
case 'P':
proxy_name = xstrdup(optarg);
break;
case 'r':
do_everything = 0;
do_regscript = 1;
break;
case 's':
do_everything = 0;
do_server = 1;
break;
case 'S':
server_name = xstrdup(optarg);
break;
case 't':
do_everything = 0;
do_typelib = 1;
break;
case 'T':
typelib_name = xstrdup(optarg);
break;
case 'u':
do_everything = 0;
do_idfile = 1;
break;
case 'U':
idfile_name = xstrdup(optarg);
break;
case 'V':
printf("%s", version_string);
return 0;
case 'W':
pedantic = 1;
break;
default:
fprintf(stderr, "%s", usage);
return 1;
}
}
#ifdef DEFAULT_INCLUDE_DIR
wpp_add_include_path(DEFAULT_INCLUDE_DIR);
#endif
if(do_everything) {
set_everything(TRUE);
}
if (!output_name) output_name = dup_basename(input_name, ".idl");
if (!do_everything &&
do_header + do_typelib + do_proxies + do_client +
do_server + do_regscript + do_idfile + do_dlldata == 1)
{
if (do_header) header_name = output_name;
else if (do_typelib) typelib_name = output_name;
else if (do_proxies) proxy_name = output_name;
else if (do_client) client_name = output_name;
else if (do_server) server_name = output_name;
else if (do_regscript) regscript_name = output_name;
else if (do_idfile) idfile_name = output_name;
else if (do_dlldata) dlldata_name = output_name;
}
if (!dlldata_name && do_dlldata)
dlldata_name = xstrdup("dlldata.c");
if(optind < argc) {
if (do_dlldata && !do_everything) {
struct list filenames = LIST_INIT(filenames);
for ( ; optind < argc; ++optind)
add_filename_node(&filenames, argv[optind]);
write_dlldata_list(&filenames);
free_filename_nodes(&filenames);
return 0;
}
else if (optind != argc - 1) {
fprintf(stderr, "%s", usage);
return 1;
}
else
input_name = xstrdup(argv[optind]);
}
else {
fprintf(stderr, "%s", usage);
return 1;
}
if(debuglevel)
{
setbuf(stdout, NULL);
setbuf(stderr, NULL);
}
parser_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
yy_flex_debug = debuglevel & DEBUGLEVEL_TRACE ? 1 : 0;
wpp_set_debug( (debuglevel & DEBUGLEVEL_PPLEX) != 0,
(debuglevel & DEBUGLEVEL_PPTRACE) != 0,
(debuglevel & DEBUGLEVEL_PPMSG) != 0 );
if (!header_name) {
header_name = dup_basename(input_name, ".idl");
strcat(header_name, ".h");
}
if (!typelib_name && do_typelib) {
typelib_name = dup_basename(input_name, ".idl");
strcat(typelib_name, ".tlb");
}
if (!proxy_name && do_proxies) {
proxy_name = dup_basename(input_name, ".idl");
strcat(proxy_name, "_p.c");
}
if (!client_name && do_client) {
client_name = dup_basename(input_name, ".idl");
strcat(client_name, "_c.c");
}
if (!server_name && do_server) {
server_name = dup_basename(input_name, ".idl");
strcat(server_name, "_s.c");
}
if (!regscript_name && do_regscript) {
regscript_name = dup_basename(input_name, ".idl");
strcat(regscript_name, "_r.rgs");
}
if (!idfile_name && do_idfile) {
idfile_name = dup_basename(input_name, ".idl");
strcat(idfile_name, "_i.c");
}
if (do_proxies) proxy_token = dup_basename_token(proxy_name,"_p.c");
if (do_client) client_token = dup_basename_token(client_name,"_c.c");
if (do_server) server_token = dup_basename_token(server_name,"_s.c");
if (do_regscript) regscript_token = dup_basename_token(regscript_name,"_r.rgs");
add_widl_version_define();
wpp_add_define("_WIN32", NULL);
atexit(rm_tempfile);
if (!no_preprocess)
{
chat("Starting preprocess\n");
if (!preprocess_only)
{
FILE *output;
int fd;
char *name = xmalloc( strlen(header_name) + 8 );
strcpy( name, header_name );
strcat( name, ".XXXXXX" );
if ((fd = mkstemps( name, 0 )) == -1)
error("Could not generate a temp name from %s\n", name);
temp_name = name;
if (!(output = fdopen(fd, "wt")))
error("Could not open fd %s for writing\n", name);
ret = wpp_parse( input_name, output );
fclose( output );
}
else
{
ret = wpp_parse( input_name, stdout );
}
if(ret) exit(1);
if(preprocess_only) exit(0);
if(!(parser_in = fopen(temp_name, "r"))) {
fprintf(stderr, "Could not open %s for input\n", temp_name);
return 1;
}
}
else {
if(!(parser_in = fopen(input_name, "r"))) {
fprintf(stderr, "Could not open %s for input\n", input_name);
return 1;
}
}
header_token = make_token(header_name);
init_types();
ret = parser_parse();
fclose(parser_in);
if(ret) {
exit(1);
}
/* Everything has been done successfully, don't delete any files. */
set_everything(FALSE);
local_stubs_name = NULL;
return 0;
}
static void rm_tempfile(void)
{
abort_import();
if(temp_name)
unlink(temp_name);
if (do_header)
unlink(header_name);
if (local_stubs_name)
unlink(local_stubs_name);
if (do_client)
unlink(client_name);
if (do_server)
unlink(server_name);
if (do_regscript)
unlink(regscript_name);
if (do_idfile)
unlink(idfile_name);
if (do_proxies)
unlink(proxy_name);
if (do_typelib)
unlink(typelib_name);
}
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