/*
- * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
- * 2000.
- */
-/* ====================================================================
- * Copyright (c) 2000,2005 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 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.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED 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 OpenSSL PROJECT OR
- * ITS 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.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+ * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
*
+ * Licensed under the Apache License 2.0 (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <stddef.h>
#include <openssl/buffer.h>
#include <openssl/err.h>
#include <openssl/x509v3.h>
-#include "internal/asn1_int.h"
-#include "asn1_locl.h"
+#include "crypto/asn1.h"
+#include "asn1_local.h"
/*
* Print routines.
OPENSSL_free(p);
}
-unsigned long ASN1_PCTX_get_flags(ASN1_PCTX *p)
+unsigned long ASN1_PCTX_get_flags(const ASN1_PCTX *p)
{
return p->flags;
}
p->flags = flags;
}
-unsigned long ASN1_PCTX_get_nm_flags(ASN1_PCTX *p)
+unsigned long ASN1_PCTX_get_nm_flags(const ASN1_PCTX *p)
{
return p->nm_flags;
}
p->nm_flags = flags;
}
-unsigned long ASN1_PCTX_get_cert_flags(ASN1_PCTX *p)
+unsigned long ASN1_PCTX_get_cert_flags(const ASN1_PCTX *p)
{
return p->cert_flags;
}
p->cert_flags = flags;
}
-unsigned long ASN1_PCTX_get_oid_flags(ASN1_PCTX *p)
+unsigned long ASN1_PCTX_get_oid_flags(const ASN1_PCTX *p)
{
return p->oid_flags;
}
p->oid_flags = flags;
}
-unsigned long ASN1_PCTX_get_str_flags(ASN1_PCTX *p)
+unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX *p)
{
return p->str_flags;
}
/* Main print routines */
-static int asn1_item_print_ctx(BIO *out, ASN1_VALUE **fld, int indent,
+static int asn1_item_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
const ASN1_ITEM *it,
const char *fname, const char *sname,
int nohdr, const ASN1_PCTX *pctx);
-int asn1_template_print_ctx(BIO *out, ASN1_VALUE **fld, int indent,
+static int asn1_template_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
const ASN1_TEMPLATE *tt, const ASN1_PCTX *pctx);
-static int asn1_primitive_print(BIO *out, ASN1_VALUE **fld,
+static int asn1_primitive_print(BIO *out, const ASN1_VALUE **fld,
const ASN1_ITEM *it, int indent,
const char *fname, const char *sname,
const ASN1_PCTX *pctx);
const char *fname, const char *sname,
const ASN1_PCTX *pctx);
-int ASN1_item_print(BIO *out, ASN1_VALUE *ifld, int indent,
+int ASN1_item_print(BIO *out, const ASN1_VALUE *ifld, int indent,
const ASN1_ITEM *it, const ASN1_PCTX *pctx)
{
const char *sname;
return asn1_item_print_ctx(out, &ifld, indent, it, NULL, sname, 0, pctx);
}
-static int asn1_item_print_ctx(BIO *out, ASN1_VALUE **fld, int indent,
+static int asn1_item_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
const ASN1_ITEM *it,
const char *fname, const char *sname,
int nohdr, const ASN1_PCTX *pctx)
{
const ASN1_TEMPLATE *tt;
const ASN1_EXTERN_FUNCS *ef;
- ASN1_VALUE **tmpfld;
+ const ASN1_VALUE **tmpfld;
const ASN1_AUX *aux = it->funcs;
- ASN1_aux_cb *asn1_cb;
+ ASN1_aux_const_cb *asn1_cb = NULL;
ASN1_PRINT_ARG parg;
int i;
- if (aux && aux->asn1_cb) {
+ if (aux != NULL) {
parg.out = out;
parg.indent = indent;
parg.pctx = pctx;
- asn1_cb = aux->asn1_cb;
- } else
- asn1_cb = 0;
+ asn1_cb = ((aux->flags & ASN1_AFLG_CONST_CB) != 0) ? aux->asn1_const_cb
+ : (ASN1_aux_const_cb *)aux->asn1_cb; /* backward compatibility */
+ }
- if (*fld == NULL) {
+ if (((it->itype != ASN1_ITYPE_PRIMITIVE)
+ || (it->utype != V_ASN1_BOOLEAN)) && *fld == NULL) {
if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_ABSENT) {
if (!nohdr && !asn1_print_fsname(out, indent, fname, sname, pctx))
return 0;
return 0;
break;
}
- /* fall thru */
+ /* fall through */
case ASN1_ITYPE_MSTRING:
if (!asn1_primitive_print(out, fld, it, indent, fname, sname, pctx))
return 0;
case ASN1_ITYPE_CHOICE:
/* CHOICE type, get selector */
- i = asn1_get_choice_selector(fld, it);
+ i = asn1_get_choice_selector_const(fld, it);
/* This should never happen... */
if ((i < 0) || (i >= it->tcount)) {
if (BIO_printf(out, "ERROR: selector [%d] invalid\n", i) <= 0)
return 1;
}
tt = it->templates + i;
- tmpfld = asn1_get_field_ptr(fld, tt);
+ tmpfld = asn1_get_const_field_ptr(fld, tt);
if (!asn1_template_print_ctx(out, tmpfld, indent, tt, pctx))
return 0;
break;
/* Print each field entry */
for (i = 0, tt = it->templates; i < it->tcount; i++, tt++) {
const ASN1_TEMPLATE *seqtt;
- seqtt = asn1_do_adb(fld, tt, 1);
+ seqtt = asn1_do_adb(*fld, tt, 1);
if (!seqtt)
return 0;
- tmpfld = asn1_get_field_ptr(fld, seqtt);
+ tmpfld = asn1_get_const_field_ptr(fld, seqtt);
if (!asn1_template_print_ctx(out, tmpfld,
indent + 2, seqtt, pctx))
return 0;
return 1;
}
-int asn1_template_print_ctx(BIO *out, ASN1_VALUE **fld, int indent,
+static int asn1_template_print_ctx(BIO *out, const ASN1_VALUE **fld, int indent,
const ASN1_TEMPLATE *tt, const ASN1_PCTX *pctx)
{
int i, flags;
const char *sname, *fname;
+ const ASN1_VALUE *tfld;
flags = tt->flags;
if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME)
sname = ASN1_ITEM_ptr(tt->item)->sname;
fname = NULL;
else
fname = tt->field_name;
+
+ /*
+ * If field is embedded then fld needs fixing so it is a pointer to
+ * a pointer to a field.
+ */
+ if (flags & ASN1_TFLG_EMBED) {
+ tfld = (const ASN1_VALUE *)fld;
+ fld = &tfld;
+ }
+
if (flags & ASN1_TFLG_SK_MASK) {
char *tname;
- ASN1_VALUE *skitem;
- STACK_OF(ASN1_VALUE) *stack;
+ const ASN1_VALUE *skitem;
+ STACK_OF(const_ASN1_VALUE) *stack;
/* SET OF, SEQUENCE OF */
if (fname) {
} else if (BIO_printf(out, "%*s%s:\n", indent, "", fname) <= 0)
return 0;
}
- stack = (STACK_OF(ASN1_VALUE) *)*fld;
- for (i = 0; i < sk_ASN1_VALUE_num(stack); i++) {
+ stack = (STACK_OF(const_ASN1_VALUE) *)*fld;
+ for (i = 0; i < sk_const_ASN1_VALUE_num(stack); i++) {
if ((i > 0) && (BIO_puts(out, "\n") <= 0))
return 0;
- skitem = sk_ASN1_VALUE_value(stack, i);
+ skitem = sk_const_ASN1_VALUE_value(stack, i);
if (!asn1_item_print_ctx(out, &skitem, indent + 2,
ASN1_ITEM_ptr(tt->item), NULL, NULL, 1,
pctx))
return 0;
}
- if (!i && BIO_printf(out, "%*s<EMPTY>\n", indent + 2, "") <= 0)
+ if (i == 0 && BIO_printf(out, "%*s<%s>\n", indent + 2, "",
+ stack == NULL ? "ABSENT" : "EMPTY") <= 0)
return 0;
if (pctx->flags & ASN1_PCTX_FLAGS_SHOW_SEQUENCE) {
if (BIO_printf(out, "%*s}\n", indent, "") <= 0)
}
-static int asn1_print_integer(BIO *out, ASN1_INTEGER *str)
+static int asn1_print_integer(BIO *out, const ASN1_INTEGER *str)
{
char *s;
int ret = 1;
s = i2s_ASN1_INTEGER(NULL, str);
+ if (s == NULL)
+ return 0;
if (BIO_puts(out, s) <= 0)
ret = 0;
OPENSSL_free(s);
ln = OBJ_nid2ln(OBJ_obj2nid(oid));
if (!ln)
ln = "";
- OBJ_obj2txt(objbuf, sizeof objbuf, oid, 1);
+ OBJ_obj2txt(objbuf, sizeof(objbuf), oid, 1);
if (BIO_printf(out, "%s (%s)", ln, objbuf) <= 0)
return 0;
return 1;
}
-static int asn1_print_obstring(BIO *out, ASN1_STRING *str, int indent)
+static int asn1_print_obstring(BIO *out, const ASN1_STRING *str, int indent)
{
if (str->type == V_ASN1_BIT_STRING) {
if (BIO_printf(out, " (%ld unused bits)\n", str->flags & 0x7) <= 0)
} else if (BIO_puts(out, "\n") <= 0)
return 0;
if ((str->length > 0)
- && BIO_dump_indent(out, (char *)str->data, str->length,
+ && BIO_dump_indent(out, (const char *)str->data, str->length,
indent + 2) <= 0)
return 0;
return 1;
}
-static int asn1_primitive_print(BIO *out, ASN1_VALUE **fld,
+static int asn1_primitive_print(BIO *out, const ASN1_VALUE **fld,
const ASN1_ITEM *it, int indent,
const char *fname, const char *sname,
const ASN1_PCTX *pctx)
return 0;
if (pf && pf->prim_print)
return pf->prim_print(out, fld, it, indent, pctx);
- str = (ASN1_STRING *)*fld;
- if (it->itype == ASN1_ITYPE_MSTRING)
+ if (it->itype == ASN1_ITYPE_MSTRING) {
+ str = (ASN1_STRING *)*fld;
utype = str->type & ~V_ASN1_NEG;
- else
+ } else {
utype = it->utype;
+ if (utype == V_ASN1_BOOLEAN)
+ str = NULL;
+ else
+ str = (ASN1_STRING *)*fld;
+ }
if (utype == V_ASN1_ANY) {
- ASN1_TYPE *atype = (ASN1_TYPE *)*fld;
+ const ASN1_TYPE *atype = (const ASN1_TYPE *)*fld;
utype = atype->type;
- fld = &atype->value.asn1_value;
+ fld = (const ASN1_VALUE **)&atype->value.asn1_value; /* actually is const */
str = (ASN1_STRING *)*fld;
if (pctx->flags & ASN1_PCTX_FLAGS_NO_ANY_TYPE)
pname = NULL;