freebsd-skq/crypto/heimdal/lib/asn1/gen.c

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/*
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* Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
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* Portions Copyright (c) 2009 Apple Inc. All rights reserved.
*
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* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
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* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
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* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
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* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "gen_locl.h"
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RCSID("$Id$");
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FILE *privheaderfile, *headerfile, *codefile, *logfile, *templatefile;
#define STEM "asn1"
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static const char *orig_filename;
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static char *privheader, *header, *template;
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static const char *headerbase = STEM;
/*
* list of all IMPORTs
*/
struct import {
const char *module;
struct import *next;
};
static struct import *imports = NULL;
void
add_import (const char *module)
{
struct import *tmp = emalloc (sizeof(*tmp));
tmp->module = module;
tmp->next = imports;
imports = tmp;
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fprintf (headerfile, "#include <%s_asn1.h>\n", module);
}
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/*
* List of all exported symbols
*/
struct sexport {
const char *name;
int defined;
struct sexport *next;
};
static struct sexport *exports = NULL;
void
add_export (const char *name)
{
struct sexport *tmp = emalloc (sizeof(*tmp));
tmp->name = name;
tmp->next = exports;
exports = tmp;
}
int
is_export(const char *name)
{
struct sexport *tmp;
if (exports == NULL) /* no export list, all exported */
return 1;
for (tmp = exports; tmp != NULL; tmp = tmp->next) {
if (strcmp(tmp->name, name) == 0) {
tmp->defined = 1;
return 1;
}
}
return 0;
}
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const char *
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get_filename (void)
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{
return orig_filename;
}
void
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init_generate (const char *filename, const char *base)
{
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char *fn = NULL;
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orig_filename = filename;
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if (base != NULL) {
headerbase = strdup(base);
if (headerbase == NULL)
errx(1, "strdup");
}
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/* public header file */
if (asprintf(&header, "%s.h", headerbase) < 0 || header == NULL)
errx(1, "malloc");
if (asprintf(&fn, "%s.hx", headerbase) < 0 || fn == NULL)
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errx(1, "malloc");
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headerfile = fopen (fn, "w");
if (headerfile == NULL)
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err (1, "open %s", fn);
free(fn);
fn = NULL;
/* private header file */
if (asprintf(&privheader, "%s-priv.h", headerbase) < 0 || privheader == NULL)
errx(1, "malloc");
if (asprintf(&fn, "%s-priv.hx", headerbase) < 0 || fn == NULL)
errx(1, "malloc");
privheaderfile = fopen (fn, "w");
if (privheaderfile == NULL)
err (1, "open %s", fn);
free(fn);
fn = NULL;
/* template file */
if (asprintf(&template, "%s-template.c", headerbase) < 0 || template == NULL)
errx(1, "malloc");
fprintf (headerfile,
"/* Generated from %s */\n"
"/* Do not edit */\n\n",
filename);
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fprintf (headerfile,
"#ifndef __%s_h__\n"
"#define __%s_h__\n\n", headerbase, headerbase);
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fprintf (headerfile,
"#include <stddef.h>\n"
"#include <time.h>\n\n");
fprintf (headerfile,
"#ifndef __asn1_common_definitions__\n"
"#define __asn1_common_definitions__\n\n");
fprintf (headerfile,
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"typedef struct heim_integer {\n"
" size_t length;\n"
" void *data;\n"
" int negative;\n"
"} heim_integer;\n\n");
fprintf (headerfile,
"typedef struct heim_octet_string {\n"
" size_t length;\n"
" void *data;\n"
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"} heim_octet_string;\n\n");
fprintf (headerfile,
"typedef char *heim_general_string;\n\n"
);
fprintf (headerfile,
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"typedef char *heim_utf8_string;\n\n"
);
fprintf (headerfile,
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"typedef struct heim_octet_string heim_printable_string;\n\n"
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);
fprintf (headerfile,
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"typedef struct heim_octet_string heim_ia5_string;\n\n"
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);
fprintf (headerfile,
"typedef struct heim_bmp_string {\n"
" size_t length;\n"
" uint16_t *data;\n"
"} heim_bmp_string;\n\n");
fprintf (headerfile,
"typedef struct heim_universal_string {\n"
" size_t length;\n"
" uint32_t *data;\n"
"} heim_universal_string;\n\n");
fprintf (headerfile,
"typedef char *heim_visible_string;\n\n"
);
fprintf (headerfile,
"typedef struct heim_oid {\n"
" size_t length;\n"
" unsigned *components;\n"
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"} heim_oid;\n\n");
fprintf (headerfile,
"typedef struct heim_bit_string {\n"
" size_t length;\n"
" void *data;\n"
"} heim_bit_string;\n\n");
fprintf (headerfile,
"typedef struct heim_octet_string heim_any;\n"
"typedef struct heim_octet_string heim_any_set;\n\n");
fputs("#define ASN1_MALLOC_ENCODE(T, B, BL, S, L, R) \\\n"
" do { \\\n"
" (BL) = length_##T((S)); \\\n"
" (B) = malloc((BL)); \\\n"
" if((B) == NULL) { \\\n"
" (R) = ENOMEM; \\\n"
" } else { \\\n"
" (R) = encode_##T(((unsigned char*)(B)) + (BL) - 1, (BL), \\\n"
" (S), (L)); \\\n"
" if((R) != 0) { \\\n"
" free((B)); \\\n"
" (B) = NULL; \\\n"
" } \\\n"
" } \\\n"
" } while (0)\n\n",
headerfile);
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fputs("#ifdef _WIN32\n"
"#ifndef ASN1_LIB\n"
"#define ASN1EXP __declspec(dllimport)\n"
"#else\n"
"#define ASN1EXP\n"
"#endif\n"
"#define ASN1CALL __stdcall\n"
"#else\n"
"#define ASN1EXP\n"
"#define ASN1CALL\n"
"#endif\n",
headerfile);
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fprintf (headerfile, "struct units;\n\n");
fprintf (headerfile, "#endif\n\n");
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if (asprintf(&fn, "%s_files", base) < 0 || fn == NULL)
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errx(1, "malloc");
logfile = fopen(fn, "w");
if (logfile == NULL)
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err (1, "open %s", fn);
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/* if one code file, write into the one codefile */
if (one_code_file)
return;
templatefile = fopen (template, "w");
if (templatefile == NULL)
err (1, "open %s", template);
fprintf (templatefile,
"/* Generated from %s */\n"
"/* Do not edit */\n\n"
"#include <stdio.h>\n"
"#include <stdlib.h>\n"
"#include <time.h>\n"
"#include <string.h>\n"
"#include <errno.h>\n"
"#include <limits.h>\n"
"#include <krb5-types.h>\n",
filename);
fprintf (templatefile,
"#include <%s>\n"
"#include <%s>\n"
"#include <der.h>\n"
"#include <der-private.h>\n"
"#include <asn1-template.h>\n",
header, privheader);
}
void
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close_generate (void)
{
fprintf (headerfile, "#endif /* __%s_h__ */\n", headerbase);
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if (headerfile)
fclose (headerfile);
if (privheaderfile)
fclose (privheaderfile);
if (templatefile)
fclose (templatefile);
if (logfile)
fprintf (logfile, "\n");
fclose (logfile);
}
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void
gen_assign_defval(const char *var, struct value *val)
{
switch(val->type) {
case stringvalue:
fprintf(codefile, "if((%s = strdup(\"%s\")) == NULL)\nreturn ENOMEM;\n", var, val->u.stringvalue);
break;
case integervalue:
fprintf(codefile, "%s = %d;\n", var, val->u.integervalue);
break;
case booleanvalue:
if(val->u.booleanvalue)
fprintf(codefile, "%s = TRUE;\n", var);
else
fprintf(codefile, "%s = FALSE;\n", var);
break;
default:
abort();
}
}
void
gen_compare_defval(const char *var, struct value *val)
{
switch(val->type) {
case stringvalue:
fprintf(codefile, "if(strcmp(%s, \"%s\") != 0)\n", var, val->u.stringvalue);
break;
case integervalue:
fprintf(codefile, "if(%s != %d)\n", var, val->u.integervalue);
break;
case booleanvalue:
if(val->u.booleanvalue)
fprintf(codefile, "if(!%s)\n", var);
else
fprintf(codefile, "if(%s)\n", var);
break;
default:
abort();
}
}
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void
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generate_header_of_codefile(const char *name)
{
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char *filename = NULL;
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if (codefile != NULL)
abort();
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if (asprintf (&filename, "%s_%s.x", STEM, name) < 0 || filename == NULL)
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errx(1, "malloc");
codefile = fopen (filename, "w");
if (codefile == NULL)
err (1, "fopen %s", filename);
fprintf(logfile, "%s ", filename);
free(filename);
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filename = NULL;
fprintf (codefile,
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"/* Generated from %s */\n"
"/* Do not edit */\n\n"
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"#define ASN1_LIB\n\n"
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"#include <stdio.h>\n"
"#include <stdlib.h>\n"
"#include <time.h>\n"
"#include <string.h>\n"
"#include <errno.h>\n"
"#include <limits.h>\n"
"#include <krb5-types.h>\n",
orig_filename);
fprintf (codefile,
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"#include <%s>\n"
"#include <%s>\n",
header, privheader);
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fprintf (codefile,
"#include <asn1_err.h>\n"
"#include <der.h>\n"
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"#include <der-private.h>\n"
"#include <asn1-template.h>\n"
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"#include <parse_units.h>\n\n");
}
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void
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close_codefile(void)
{
if (codefile == NULL)
abort();
fclose(codefile);
codefile = NULL;
}
void
generate_constant (const Symbol *s)
{
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switch(s->value->type) {
case booleanvalue:
break;
case integervalue:
fprintf (headerfile, "enum { %s = %d };\n\n",
s->gen_name, s->value->u.integervalue);
break;
case nullvalue:
break;
case stringvalue:
break;
case objectidentifiervalue: {
struct objid *o, **list;
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unsigned int i, len;
char *gen_upper;
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if (!one_code_file)
generate_header_of_codefile(s->gen_name);
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len = 0;
for (o = s->value->u.objectidentifiervalue; o != NULL; o = o->next)
len++;
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if (len == 0) {
printf("s->gen_name: %s",s->gen_name);
fflush(stdout);
break;
}
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list = emalloc(sizeof(*list) * len);
i = 0;
for (o = s->value->u.objectidentifiervalue; o != NULL; o = o->next)
list[i++] = o;
fprintf (headerfile, "/* OBJECT IDENTIFIER %s ::= { ", s->name);
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for (i = len ; i > 0; i--) {
o = list[i - 1];
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fprintf(headerfile, "%s(%d) ",
o->label ? o->label : "label-less", o->value);
}
fprintf (codefile, "static unsigned oid_%s_variable_num[%d] = {",
s->gen_name, len);
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for (i = len ; i > 0; i--) {
fprintf(codefile, "%d%s ", list[i - 1]->value, i > 1 ? "," : "");
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}
fprintf(codefile, "};\n");
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fprintf (codefile, "const heim_oid asn1_oid_%s = "
"{ %d, oid_%s_variable_num };\n\n",
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s->gen_name, len, s->gen_name);
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free(list);
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/* header file */
gen_upper = strdup(s->gen_name);
len = strlen(gen_upper);
for (i = 0; i < len; i++)
gen_upper[i] = toupper((int)s->gen_name[i]);
fprintf (headerfile, "} */\n");
fprintf (headerfile,
"extern ASN1EXP const heim_oid asn1_oid_%s;\n"
"#define ASN1_OID_%s (&asn1_oid_%s)\n\n",
s->gen_name,
gen_upper,
s->gen_name);
free(gen_upper);
if (!one_code_file)
close_codefile();
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break;
}
default:
abort();
}
}
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int
is_primitive_type(int type)
{
switch(type) {
case TInteger:
case TBoolean:
case TOctetString:
case TBitString:
case TEnumerated:
case TGeneralizedTime:
case TGeneralString:
case TTeletexString:
case TOID:
case TUTCTime:
case TUTF8String:
case TPrintableString:
case TIA5String:
case TBMPString:
case TUniversalString:
case TVisibleString:
case TNull:
return 1;
default:
return 0;
}
}
static void
space(int level)
{
while(level-- > 0)
fprintf(headerfile, " ");
}
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static const char *
last_member_p(struct member *m)
{
struct member *n = ASN1_TAILQ_NEXT(m, members);
if (n == NULL)
return "";
if (n->ellipsis && ASN1_TAILQ_NEXT(n, members) == NULL)
return "";
return ",";
}
static struct member *
have_ellipsis(Type *t)
{
struct member *m;
ASN1_TAILQ_FOREACH(m, t->members, members) {
if (m->ellipsis)
return m;
}
return NULL;
}
static void
define_asn1 (int level, Type *t)
{
switch (t->type) {
case TType:
fprintf (headerfile, "%s", t->symbol->name);
break;
case TInteger:
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if(t->members == NULL) {
fprintf (headerfile, "INTEGER");
if (t->range)
fprintf (headerfile, " (%d..%d)",
t->range->min, t->range->max);
} else {
Member *m;
fprintf (headerfile, "INTEGER {\n");
ASN1_TAILQ_FOREACH(m, t->members, members) {
space (level + 1);
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fprintf(headerfile, "%s(%d)%s\n", m->gen_name, m->val,
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last_member_p(m));
}
space(level);
fprintf (headerfile, "}");
}
break;
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case TBoolean:
fprintf (headerfile, "BOOLEAN");
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break;
case TOctetString:
fprintf (headerfile, "OCTET STRING");
break;
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case TEnumerated :
case TBitString: {
Member *m;
space(level);
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if(t->type == TBitString)
fprintf (headerfile, "BIT STRING {\n");
else
fprintf (headerfile, "ENUMERATED {\n");
ASN1_TAILQ_FOREACH(m, t->members, members) {
space(level + 1);
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fprintf (headerfile, "%s(%d)%s\n", m->name, m->val,
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last_member_p(m));
}
space(level);
fprintf (headerfile, "}");
break;
}
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case TChoice:
case TSet:
case TSequence: {
Member *m;
int max_width = 0;
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if(t->type == TChoice)
fprintf(headerfile, "CHOICE {\n");
else if(t->type == TSet)
fprintf(headerfile, "SET {\n");
else
fprintf(headerfile, "SEQUENCE {\n");
ASN1_TAILQ_FOREACH(m, t->members, members) {
if(strlen(m->name) > max_width)
max_width = strlen(m->name);
}
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max_width += 3;
if(max_width < 16) max_width = 16;
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ASN1_TAILQ_FOREACH(m, t->members, members) {
int width = max_width;
space(level + 1);
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if (m->ellipsis) {
fprintf (headerfile, "...");
} else {
width -= fprintf(headerfile, "%s", m->name);
fprintf(headerfile, "%*s", width, "");
define_asn1(level + 1, m->type);
if(m->optional)
fprintf(headerfile, " OPTIONAL");
}
if(last_member_p(m))
fprintf (headerfile, ",");
fprintf (headerfile, "\n");
}
space(level);
fprintf (headerfile, "}");
break;
}
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case TSequenceOf:
fprintf (headerfile, "SEQUENCE OF ");
define_asn1 (0, t->subtype);
break;
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case TSetOf:
fprintf (headerfile, "SET OF ");
define_asn1 (0, t->subtype);
break;
case TGeneralizedTime:
fprintf (headerfile, "GeneralizedTime");
break;
case TGeneralString:
fprintf (headerfile, "GeneralString");
break;
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case TTeletexString:
fprintf (headerfile, "TeletexString");
break;
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case TTag: {
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const char *classnames[] = { "UNIVERSAL ", "APPLICATION ",
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"" /* CONTEXT */, "PRIVATE " };
if(t->tag.tagclass != ASN1_C_UNIV)
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fprintf (headerfile, "[%s%d] ",
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classnames[t->tag.tagclass],
t->tag.tagvalue);
if(t->tag.tagenv == TE_IMPLICIT)
fprintf (headerfile, "IMPLICIT ");
define_asn1 (level, t->subtype);
break;
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}
case TUTCTime:
fprintf (headerfile, "UTCTime");
break;
case TUTF8String:
space(level);
fprintf (headerfile, "UTF8String");
break;
case TPrintableString:
space(level);
fprintf (headerfile, "PrintableString");
break;
case TIA5String:
space(level);
fprintf (headerfile, "IA5String");
break;
case TBMPString:
space(level);
fprintf (headerfile, "BMPString");
break;
case TUniversalString:
space(level);
fprintf (headerfile, "UniversalString");
break;
case TVisibleString:
space(level);
fprintf (headerfile, "VisibleString");
break;
case TOID :
space(level);
fprintf(headerfile, "OBJECT IDENTIFIER");
break;
case TNull:
space(level);
fprintf (headerfile, "NULL");
break;
default:
abort ();
}
}
static void
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getnewbasename(char **newbasename, int typedefp, const char *basename, const char *name)
{
if (typedefp)
*newbasename = strdup(name);
else {
if (name[0] == '*')
name++;
if (asprintf(newbasename, "%s_%s", basename, name) < 0)
errx(1, "malloc");
}
if (*newbasename == NULL)
err(1, "malloc");
}
static void
define_type (int level, const char *name, const char *basename, Type *t, int typedefp, int preservep)
{
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char *newbasename = NULL;
switch (t->type) {
case TType:
space(level);
fprintf (headerfile, "%s %s;\n", t->symbol->gen_name, name);
break;
case TInteger:
space(level);
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if(t->members) {
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Member *m;
fprintf (headerfile, "enum %s {\n", typedefp ? name : "");
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ASN1_TAILQ_FOREACH(m, t->members, members) {
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space (level + 1);
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fprintf(headerfile, "%s = %d%s\n", m->gen_name, m->val,
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last_member_p(m));
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}
fprintf (headerfile, "} %s;\n", name);
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} else if (t->range == NULL) {
fprintf (headerfile, "heim_integer %s;\n", name);
} else if (t->range->min == INT_MIN && t->range->max == INT_MAX) {
fprintf (headerfile, "int %s;\n", name);
} else if (t->range->min == 0 && t->range->max == UINT_MAX) {
fprintf (headerfile, "unsigned int %s;\n", name);
} else if (t->range->min == 0 && t->range->max == INT_MAX) {
fprintf (headerfile, "unsigned int %s;\n", name);
} else
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errx(1, "%s: unsupported range %d -> %d",
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name, t->range->min, t->range->max);
break;
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case TBoolean:
space(level);
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fprintf (headerfile, "int %s;\n", name);
break;
case TOctetString:
space(level);
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fprintf (headerfile, "heim_octet_string %s;\n", name);
break;
case TBitString: {
Member *m;
Type i;
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struct range range = { 0, INT_MAX };
i.type = TInteger;
i.range = &range;
i.members = NULL;
i.constraint = NULL;
space(level);
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if(ASN1_TAILQ_EMPTY(t->members))
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fprintf (headerfile, "heim_bit_string %s;\n", name);
else {
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int pos = 0;
getnewbasename(&newbasename, typedefp, basename, name);
fprintf (headerfile, "struct %s {\n", newbasename);
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ASN1_TAILQ_FOREACH(m, t->members, members) {
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char *n = NULL;
/* pad unused */
while (pos < m->val) {
if (asprintf (&n, "_unused%d:1", pos) < 0 || n == NULL)
errx(1, "malloc");
define_type (level + 1, n, newbasename, &i, FALSE, FALSE);
free(n);
pos++;
}
n = NULL;
if (asprintf (&n, "%s:1", m->gen_name) < 0 || n == NULL)
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errx(1, "malloc");
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define_type (level + 1, n, newbasename, &i, FALSE, FALSE);
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free (n);
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n = NULL;
pos++;
}
/* pad to 32 elements */
while (pos < 32) {
char *n = NULL;
if (asprintf (&n, "_unused%d:1", pos) < 0 || n == NULL)
errx(1, "malloc");
define_type (level + 1, n, newbasename, &i, FALSE, FALSE);
free(n);
pos++;
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}
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space(level);
fprintf (headerfile, "} %s;\n\n", name);
}
break;
}
case TEnumerated: {
Member *m;
space(level);
fprintf (headerfile, "enum %s {\n", typedefp ? name : "");
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ASN1_TAILQ_FOREACH(m, t->members, members) {
space(level + 1);
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if (m->ellipsis)
fprintf (headerfile, "/* ... */\n");
else
fprintf (headerfile, "%s = %d%s\n", m->gen_name, m->val,
last_member_p(m));
}
space(level);
fprintf (headerfile, "} %s;\n\n", name);
break;
}
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case TSet:
case TSequence: {
Member *m;
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getnewbasename(&newbasename, typedefp, basename, name);
space(level);
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fprintf (headerfile, "struct %s {\n", newbasename);
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if (t->type == TSequence && preservep) {
space(level + 1);
fprintf(headerfile, "heim_octet_string _save;\n");
}
ASN1_TAILQ_FOREACH(m, t->members, members) {
if (m->ellipsis) {
;
} else if (m->optional) {
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char *n = NULL;
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if (asprintf (&n, "*%s", m->gen_name) < 0 || n == NULL)
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errx(1, "malloc");
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define_type (level + 1, n, newbasename, m->type, FALSE, FALSE);
free (n);
} else
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define_type (level + 1, m->gen_name, newbasename, m->type, FALSE, FALSE);
}
space(level);
fprintf (headerfile, "} %s;\n", name);
break;
}
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case TSetOf:
case TSequenceOf: {
Type i;
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struct range range = { 0, INT_MAX };
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getnewbasename(&newbasename, typedefp, basename, name);
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i.type = TInteger;
i.range = &range;
i.members = NULL;
i.constraint = NULL;
space(level);
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fprintf (headerfile, "struct %s {\n", newbasename);
define_type (level + 1, "len", newbasename, &i, FALSE, FALSE);
define_type (level + 1, "*val", newbasename, t->subtype, FALSE, FALSE);
space(level);
fprintf (headerfile, "} %s;\n", name);
break;
}
case TGeneralizedTime:
space(level);
fprintf (headerfile, "time_t %s;\n", name);
break;
case TGeneralString:
space(level);
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fprintf (headerfile, "heim_general_string %s;\n", name);
break;
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case TTeletexString:
space(level);
fprintf (headerfile, "heim_general_string %s;\n", name);
break;
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case TTag:
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define_type (level, name, basename, t->subtype, typedefp, preservep);
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break;
case TChoice: {
int first = 1;
Member *m;
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getnewbasename(&newbasename, typedefp, basename, name);
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space(level);
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fprintf (headerfile, "struct %s {\n", newbasename);
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if (preservep) {
space(level + 1);
fprintf(headerfile, "heim_octet_string _save;\n");
}
space(level + 1);
fprintf (headerfile, "enum {\n");
m = have_ellipsis(t);
if (m) {
space(level + 2);
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fprintf (headerfile, "%s = 0,\n", m->label);
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first = 0;
}
ASN1_TAILQ_FOREACH(m, t->members, members) {
space(level + 2);
if (m->ellipsis)
fprintf (headerfile, "/* ... */\n");
else
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fprintf (headerfile, "%s%s%s\n", m->label,
first ? " = 1" : "",
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last_member_p(m));
first = 0;
}
space(level + 1);
fprintf (headerfile, "} element;\n");
space(level + 1);
fprintf (headerfile, "union {\n");
ASN1_TAILQ_FOREACH(m, t->members, members) {
if (m->ellipsis) {
space(level + 2);
fprintf(headerfile, "heim_octet_string asn1_ellipsis;\n");
} else if (m->optional) {
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char *n = NULL;
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if (asprintf (&n, "*%s", m->gen_name) < 0 || n == NULL)
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errx(1, "malloc");
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define_type (level + 2, n, newbasename, m->type, FALSE, FALSE);
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free (n);
} else
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define_type (level + 2, m->gen_name, newbasename, m->type, FALSE, FALSE);
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}
space(level + 1);
fprintf (headerfile, "} u;\n");
space(level);
fprintf (headerfile, "} %s;\n", name);
break;
}
case TUTCTime:
space(level);
fprintf (headerfile, "time_t %s;\n", name);
break;
case TUTF8String:
space(level);
fprintf (headerfile, "heim_utf8_string %s;\n", name);
break;
case TPrintableString:
space(level);
fprintf (headerfile, "heim_printable_string %s;\n", name);
break;
case TIA5String:
space(level);
fprintf (headerfile, "heim_ia5_string %s;\n", name);
break;
case TBMPString:
space(level);
fprintf (headerfile, "heim_bmp_string %s;\n", name);
break;
case TUniversalString:
space(level);
fprintf (headerfile, "heim_universal_string %s;\n", name);
break;
case TVisibleString:
space(level);
fprintf (headerfile, "heim_visible_string %s;\n", name);
break;
case TOID :
space(level);
fprintf (headerfile, "heim_oid %s;\n", name);
break;
case TNull:
space(level);
fprintf (headerfile, "int %s;\n", name);
break;
default:
abort ();
}
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if (newbasename)
free(newbasename);
}
static void
generate_type_header (const Symbol *s)
{
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int preservep = preserve_type(s->name) ? TRUE : FALSE;
fprintf (headerfile, "/*\n");
fprintf (headerfile, "%s ::= ", s->name);
define_asn1 (0, s->type);
fprintf (headerfile, "\n*/\n\n");
fprintf (headerfile, "typedef ");
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define_type (0, s->gen_name, s->gen_name, s->type, TRUE, preservep);
fprintf (headerfile, "\n");
}
void
generate_type (const Symbol *s)
{
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FILE *h;
const char * exp;
if (!one_code_file)
generate_header_of_codefile(s->gen_name);
generate_type_header (s);
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if (template_flag)
generate_template(s);
if (template_flag == 0 || is_template_compat(s) == 0) {
generate_type_encode (s);
generate_type_decode (s);
generate_type_free (s);
generate_type_length (s);
generate_type_copy (s);
}
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generate_type_seq (s);
generate_glue (s->type, s->gen_name);
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/* generate prototypes */
if (is_export(s->name)) {
h = headerfile;
exp = "ASN1EXP ";
} else {
h = privheaderfile;
exp = "";
}
fprintf (h,
"%sint ASN1CALL "
"decode_%s(const unsigned char *, size_t, %s *, size_t *);\n",
exp,
s->gen_name, s->gen_name);
fprintf (h,
"%sint ASN1CALL "
"encode_%s(unsigned char *, size_t, const %s *, size_t *);\n",
exp,
s->gen_name, s->gen_name);
fprintf (h,
"%ssize_t ASN1CALL length_%s(const %s *);\n",
exp,
s->gen_name, s->gen_name);
fprintf (h,
"%sint ASN1CALL copy_%s (const %s *, %s *);\n",
exp,
s->gen_name, s->gen_name, s->gen_name);
fprintf (h,
"%svoid ASN1CALL free_%s (%s *);\n",
exp,
s->gen_name, s->gen_name);
fprintf(h, "\n\n");
if (!one_code_file) {
fprintf(codefile, "\n\n");
close_codefile();
}
}