-/* crypto/asn1/asn1_par.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * 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 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 acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``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 AUTHOR 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.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * 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 <stdio.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
#include <openssl/buffer.h>
#include <openssl/objects.h>
#include <openssl/asn1.h>
-static int asn1_print_info(BIO *bp, int tag, int xclass,int constructed,
- int indent);
+#ifndef ASN1_PARSE_MAXDEPTH
+#define ASN1_PARSE_MAXDEPTH 128
+#endif
+
static int asn1_parse2(BIO *bp, const unsigned char **pp, long length,
- int offset, int depth, int indent, int dump);
-static int asn1_print_info(BIO *bp, int tag, int xclass, int constructed,
- int indent)
- {
- static const char fmt[]="%-18s";
- char str[128];
- const char *p;
+ int offset, int depth, int indent, int dump);
+static int asn1_print_info(BIO *bp, long offset, int depth, int hl, long len,
+ int tag, int xclass, int constructed, int indent)
+{
+ char str[128];
+ const char *p;
+ int pop_f_prefix = 0;
+ long saved_indent = -1;
+ int i = 0;
- if (constructed & V_ASN1_CONSTRUCTED)
- p="cons: ";
- else
- p="prim: ";
- if (BIO_write(bp,p,6) < 6) goto err;
- BIO_indent(bp,indent,128);
+ if (constructed & V_ASN1_CONSTRUCTED)
+ p = "cons: ";
+ else
+ p = "prim: ";
+ if (constructed != (V_ASN1_CONSTRUCTED | 1)) {
+ if (BIO_snprintf(str, sizeof(str), "%5ld:d=%-2d hl=%ld l=%4ld %s",
+ offset, depth, (long)hl, len, p) <= 0)
+ goto err;
+ } else {
+ if (BIO_snprintf(str, sizeof(str), "%5ld:d=%-2d hl=%ld l=inf %s",
+ offset, depth, (long)hl, p) <= 0)
+ goto err;
+ }
+ if (BIO_set_prefix(bp, str) <= 0) {
+ if ((bp = BIO_push(BIO_new(BIO_f_prefix()), bp)) == NULL)
+ goto err;
+ pop_f_prefix = 1;
+ }
+ saved_indent = BIO_get_indent(bp);
+ if (BIO_set_prefix(bp, str) <= 0
+ || BIO_set_indent(bp, indent) < 0)
+ goto err;
- p=str;
- if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE)
- BIO_snprintf(str,sizeof str,"priv [ %d ] ",tag);
- else if ((xclass & V_ASN1_CONTEXT_SPECIFIC) == V_ASN1_CONTEXT_SPECIFIC)
- BIO_snprintf(str,sizeof str,"cont [ %d ]",tag);
- else if ((xclass & V_ASN1_APPLICATION) == V_ASN1_APPLICATION)
- BIO_snprintf(str,sizeof str,"appl [ %d ]",tag);
- else if (tag > 30)
- BIO_snprintf(str,sizeof str,"<ASN1 %d>",tag);
- else
- p = ASN1_tag2str(tag);
+ /*
+ * BIO_set_prefix made a copy of |str|, so we can safely use it for
+ * something else, ASN.1 tag printout.
+ */
+ p = str;
+ if ((xclass & V_ASN1_PRIVATE) == V_ASN1_PRIVATE)
+ BIO_snprintf(str, sizeof(str), "priv [ %d ] ", tag);
+ else if ((xclass & V_ASN1_CONTEXT_SPECIFIC) == V_ASN1_CONTEXT_SPECIFIC)
+ BIO_snprintf(str, sizeof(str), "cont [ %d ]", tag);
+ else if ((xclass & V_ASN1_APPLICATION) == V_ASN1_APPLICATION)
+ BIO_snprintf(str, sizeof(str), "appl [ %d ]", tag);
+ else if (tag > 30)
+ BIO_snprintf(str, sizeof(str), "<ASN1 %d>", tag);
+ else
+ p = ASN1_tag2str(tag);
- if (BIO_printf(bp,fmt,p) <= 0)
- goto err;
- return(1);
-err:
- return(0);
- }
+ i = (BIO_printf(bp, "%-18s", p) > 0);
+ err:
+ if (saved_indent >= 0)
+ BIO_set_indent(bp, saved_indent);
+ if (pop_f_prefix) {
+ BIO_pop(bp);
+ BIO_free(bp);
+ }
+ return i;
+}
int ASN1_parse(BIO *bp, const unsigned char *pp, long len, int indent)
- {
- return(asn1_parse2(bp,&pp,len,0,0,indent,0));
- }
+{
+ return asn1_parse2(bp, &pp, len, 0, 0, indent, 0);
+}
-int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent, int dump)
- {
- return(asn1_parse2(bp,&pp,len,0,0,indent,dump));
- }
+int ASN1_parse_dump(BIO *bp, const unsigned char *pp, long len, int indent,
+ int dump)
+{
+ return asn1_parse2(bp, &pp, len, 0, 0, indent, dump);
+}
-static int asn1_parse2(BIO *bp, const unsigned char **pp, long length, int offset,
- int depth, int indent, int dump)
- {
- const unsigned char *p,*ep,*tot,*op,*opp;
- long len;
- int tag,xclass,ret=0;
- int nl,hl,j,r;
- ASN1_OBJECT *o=NULL;
- ASN1_OCTET_STRING *os=NULL;
- /* ASN1_BMPSTRING *bmp=NULL;*/
- int dump_indent;
+static int asn1_parse2(BIO *bp, const unsigned char **pp, long length,
+ int offset, int depth, int indent, int dump)
+{
+ const unsigned char *p, *ep, *tot, *op, *opp;
+ long len;
+ int tag, xclass, ret = 0;
+ int nl, hl, j, r;
+ ASN1_OBJECT *o = NULL;
+ ASN1_OCTET_STRING *os = NULL;
+ ASN1_INTEGER *ai = NULL;
+ ASN1_ENUMERATED *ae = NULL;
+ /* ASN1_BMPSTRING *bmp=NULL; */
+ int dump_indent, dump_cont = 0;
-#if 0
- dump_indent = indent;
-#else
- dump_indent = 6; /* Because we know BIO_dump_indent() */
-#endif
- p= *pp;
- tot=p+length;
- op=p-1;
- while ((p < tot) && (op < p))
- {
- op=p;
- j=ASN1_get_object(&p,&len,&tag,&xclass,length);
-#ifdef LINT
- j=j;
-#endif
- if (j & 0x80)
- {
- if (BIO_write(bp,"Error in encoding\n",18) <= 0)
- goto end;
- ret=0;
- goto end;
- }
- hl=(p-op);
- length-=hl;
- /* if j == 0x21 it is a constructed indefinite length object */
- if (BIO_printf(bp,"%5ld:",(long)offset+(long)(op- *pp))
- <= 0) goto end;
+ if (depth > ASN1_PARSE_MAXDEPTH) {
+ BIO_puts(bp, "BAD RECURSION DEPTH\n");
+ return 0;
+ }
- if (j != (V_ASN1_CONSTRUCTED | 1))
- {
- if (BIO_printf(bp,"d=%-2d hl=%ld l=%4ld ",
- depth,(long)hl,len) <= 0)
- goto end;
- }
- else
- {
- if (BIO_printf(bp,"d=%-2d hl=%ld l=inf ",
- depth,(long)hl) <= 0)
- goto end;
- }
- if (!asn1_print_info(bp,tag,xclass,j,(indent)?depth:0))
- goto end;
- if (j & V_ASN1_CONSTRUCTED)
- {
- ep=p+len;
- if (BIO_write(bp,"\n",1) <= 0) goto end;
- if (len > length)
- {
- BIO_printf(bp,
- "length is greater than %ld\n",length);
- ret=0;
- goto end;
- }
- if ((j == 0x21) && (len == 0))
- {
- for (;;)
- {
- r=asn1_parse2(bp,&p,(long)(tot-p),
- offset+(p - *pp),depth+1,
- indent,dump);
- if (r == 0) { ret=0; goto end; }
- if ((r == 2) || (p >= tot)) break;
- }
- }
- else
- while (p < ep)
- {
- r=asn1_parse2(bp,&p,(long)len,
- offset+(p - *pp),depth+1,
- indent,dump);
- if (r == 0) { ret=0; goto end; }
- }
- }
- else if (xclass != 0)
- {
- p+=len;
- if (BIO_write(bp,"\n",1) <= 0) goto end;
- }
- else
- {
- nl=0;
- if ( (tag == V_ASN1_PRINTABLESTRING) ||
- (tag == V_ASN1_T61STRING) ||
- (tag == V_ASN1_IA5STRING) ||
- (tag == V_ASN1_VISIBLESTRING) ||
- (tag == V_ASN1_NUMERICSTRING) ||
- (tag == V_ASN1_UTF8STRING) ||
- (tag == V_ASN1_UTCTIME) ||
- (tag == V_ASN1_GENERALIZEDTIME))
- {
- if (BIO_write(bp,":",1) <= 0) goto end;
- if ((len > 0) &&
- BIO_write(bp,(const char *)p,(int)len)
- != (int)len)
- goto end;
- }
- else if (tag == V_ASN1_OBJECT)
- {
- opp=op;
- if (d2i_ASN1_OBJECT(&o,&opp,len+hl) != NULL)
- {
- if (BIO_write(bp,":",1) <= 0) goto end;
- i2a_ASN1_OBJECT(bp,o);
- }
- else
- {
- if (BIO_write(bp,":BAD OBJECT",11) <= 0)
- goto end;
- }
- }
- else if (tag == V_ASN1_BOOLEAN)
- {
- int ii;
+ dump_indent = 6; /* Because we know BIO_dump_indent() */
+ p = *pp;
+ tot = p + length;
+ while (length > 0) {
+ op = p;
+ j = ASN1_get_object(&p, &len, &tag, &xclass, length);
+ if (j & 0x80) {
+ if (BIO_write(bp, "Error in encoding\n", 18) <= 0)
+ goto end;
+ ret = 0;
+ goto end;
+ }
+ hl = (p - op);
+ length -= hl;
+ /*
+ * if j == 0x21 it is a constructed indefinite length object
+ */
+ if (!asn1_print_info(bp, (long)offset + (long)(op - *pp), depth,
+ hl, len, tag, xclass, j, (indent) ? depth : 0))
+ goto end;
+ if (j & V_ASN1_CONSTRUCTED) {
+ const unsigned char *sp = p;
- opp=op;
- ii=d2i_ASN1_BOOLEAN(NULL,&opp,len+hl);
- if (ii < 0)
- {
- if (BIO_write(bp,"Bad boolean\n",12))
- goto end;
- }
- BIO_printf(bp,":%d",ii);
- }
- else if (tag == V_ASN1_BMPSTRING)
- {
- /* do the BMP thang */
- }
- else if (tag == V_ASN1_OCTET_STRING)
- {
- int i,printable=1;
+ ep = p + len;
+ if (BIO_write(bp, "\n", 1) <= 0)
+ goto end;
+ if (len > length) {
+ BIO_printf(bp, "length is greater than %ld\n", length);
+ ret = 0;
+ goto end;
+ }
+ if ((j == 0x21) && (len == 0)) {
+ for (;;) {
+ r = asn1_parse2(bp, &p, (long)(tot - p),
+ offset + (p - *pp), depth + 1,
+ indent, dump);
+ if (r == 0) {
+ ret = 0;
+ goto end;
+ }
+ if ((r == 2) || (p >= tot)) {
+ len = p - sp;
+ break;
+ }
+ }
+ } else {
+ long tmp = len;
- opp=op;
- os=d2i_ASN1_OCTET_STRING(NULL,&opp,len+hl);
- if (os != NULL && os->length > 0)
- {
- opp = os->data;
- /* testing whether the octet string is
- * printable */
- for (i=0; i<os->length; i++)
- {
- if (( (opp[i] < ' ') &&
- (opp[i] != '\n') &&
- (opp[i] != '\r') &&
- (opp[i] != '\t')) ||
- (opp[i] > '~'))
- {
- printable=0;
- break;
- }
- }
- if (printable)
- /* printable string */
- {
- if (BIO_write(bp,":",1) <= 0)
- goto end;
- if (BIO_write(bp,(const char *)opp,
- os->length) <= 0)
- goto end;
- }
- else if (!dump)
- /* not printable => print octet string
- * as hex dump */
- {
- if (BIO_write(bp,"[HEX DUMP]:",11) <= 0)
- goto end;
- for (i=0; i<os->length; i++)
- {
- if (BIO_printf(bp,"%02X"
- , opp[i]) <= 0)
- goto end;
- }
- }
- else
- /* print the normal dump */
- {
- if (!nl)
- {
- if (BIO_write(bp,"\n",1) <= 0)
- goto end;
- }
- if (BIO_dump_indent(bp,
- (const char *)opp,
- ((dump == -1 || dump >
- os->length)?os->length:dump),
- dump_indent) <= 0)
- goto end;
- nl=1;
- }
- }
- if (os != NULL)
- {
- M_ASN1_OCTET_STRING_free(os);
- os=NULL;
- }
- }
- else if (tag == V_ASN1_INTEGER)
- {
- ASN1_INTEGER *bs;
- int i;
+ while (p < ep) {
+ sp = p;
+ r = asn1_parse2(bp, &p, tmp,
+ offset + (p - *pp), depth + 1,
+ indent, dump);
+ if (r == 0) {
+ ret = 0;
+ goto end;
+ }
+ tmp -= p - sp;
+ }
+ }
+ } else if (xclass != 0) {
+ p += len;
+ if (BIO_write(bp, "\n", 1) <= 0)
+ goto end;
+ } else {
+ nl = 0;
+ if ((tag == V_ASN1_PRINTABLESTRING) ||
+ (tag == V_ASN1_T61STRING) ||
+ (tag == V_ASN1_IA5STRING) ||
+ (tag == V_ASN1_VISIBLESTRING) ||
+ (tag == V_ASN1_NUMERICSTRING) ||
+ (tag == V_ASN1_UTF8STRING) ||
+ (tag == V_ASN1_UTCTIME) || (tag == V_ASN1_GENERALIZEDTIME)) {
+ if (BIO_write(bp, ":", 1) <= 0)
+ goto end;
+ if ((len > 0) && BIO_write(bp, (const char *)p, (int)len)
+ != (int)len)
+ goto end;
+ } else if (tag == V_ASN1_OBJECT) {
+ opp = op;
+ if (d2i_ASN1_OBJECT(&o, &opp, len + hl) != NULL) {
+ if (BIO_write(bp, ":", 1) <= 0)
+ goto end;
+ i2a_ASN1_OBJECT(bp, o);
+ } else {
+ if (BIO_puts(bp, ":BAD OBJECT") <= 0)
+ goto end;
+ dump_cont = 1;
+ }
+ } else if (tag == V_ASN1_BOOLEAN) {
+ if (len != 1) {
+ if (BIO_puts(bp, ":BAD BOOLEAN") <= 0)
+ goto end;
+ dump_cont = 1;
+ }
+ if (len > 0)
+ BIO_printf(bp, ":%u", p[0]);
+ } else if (tag == V_ASN1_BMPSTRING) {
+ /* do the BMP thang */
+ } else if (tag == V_ASN1_OCTET_STRING) {
+ int i, printable = 1;
- opp=op;
- bs=d2i_ASN1_INTEGER(NULL,&opp,len+hl);
- if (bs != NULL)
- {
- if (BIO_write(bp,":",1) <= 0) goto end;
- if (bs->type == V_ASN1_NEG_INTEGER)
- if (BIO_write(bp,"-",1) <= 0)
- goto end;
- for (i=0; i<bs->length; i++)
- {
- if (BIO_printf(bp,"%02X",
- bs->data[i]) <= 0)
- goto end;
- }
- if (bs->length == 0)
- {
- if (BIO_write(bp,"00",2) <= 0)
- goto end;
- }
- }
- else
- {
- if (BIO_write(bp,"BAD INTEGER",11) <= 0)
- goto end;
- }
- M_ASN1_INTEGER_free(bs);
- }
- else if (tag == V_ASN1_ENUMERATED)
- {
- ASN1_ENUMERATED *bs;
- int i;
+ opp = op;
+ os = d2i_ASN1_OCTET_STRING(NULL, &opp, len + hl);
+ if (os != NULL && os->length > 0) {
+ opp = os->data;
+ /*
+ * testing whether the octet string is printable
+ */
+ for (i = 0; i < os->length; i++) {
+ if (((opp[i] < ' ') &&
+ (opp[i] != '\n') &&
+ (opp[i] != '\r') &&
+ (opp[i] != '\t')) || (opp[i] > '~')) {
+ printable = 0;
+ break;
+ }
+ }
+ if (printable)
+ /* printable string */
+ {
+ if (BIO_write(bp, ":", 1) <= 0)
+ goto end;
+ if (BIO_write(bp, (const char *)opp, os->length) <= 0)
+ goto end;
+ } else if (!dump)
+ /*
+ * not printable => print octet string as hex dump
+ */
+ {
+ if (BIO_write(bp, "[HEX DUMP]:", 11) <= 0)
+ goto end;
+ for (i = 0; i < os->length; i++) {
+ if (BIO_printf(bp, "%02X", opp[i]) <= 0)
+ goto end;
+ }
+ } else
+ /* print the normal dump */
+ {
+ if (!nl) {
+ if (BIO_write(bp, "\n", 1) <= 0)
+ goto end;
+ }
+ if (BIO_dump_indent(bp,
+ (const char *)opp,
+ ((dump == -1 || dump >
+ os->
+ length) ? os->length : dump),
+ dump_indent) <= 0)
+ goto end;
+ nl = 1;
+ }
+ }
+ ASN1_OCTET_STRING_free(os);
+ os = NULL;
+ } else if (tag == V_ASN1_INTEGER) {
+ int i;
- opp=op;
- bs=d2i_ASN1_ENUMERATED(NULL,&opp,len+hl);
- if (bs != NULL)
- {
- if (BIO_write(bp,":",1) <= 0) goto end;
- if (bs->type == V_ASN1_NEG_ENUMERATED)
- if (BIO_write(bp,"-",1) <= 0)
- goto end;
- for (i=0; i<bs->length; i++)
- {
- if (BIO_printf(bp,"%02X",
- bs->data[i]) <= 0)
- goto end;
- }
- if (bs->length == 0)
- {
- if (BIO_write(bp,"00",2) <= 0)
- goto end;
- }
- }
- else
- {
- if (BIO_write(bp,"BAD ENUMERATED",11) <= 0)
- goto end;
- }
- M_ASN1_ENUMERATED_free(bs);
- }
- else if (len > 0 && dump)
- {
- if (!nl)
- {
- if (BIO_write(bp,"\n",1) <= 0)
- goto end;
- }
- if (BIO_dump_indent(bp,(const char *)p,
- ((dump == -1 || dump > len)?len:dump),
- dump_indent) <= 0)
- goto end;
- nl=1;
- }
+ opp = op;
+ ai = d2i_ASN1_INTEGER(NULL, &opp, len + hl);
+ if (ai != NULL) {
+ if (BIO_write(bp, ":", 1) <= 0)
+ goto end;
+ if (ai->type == V_ASN1_NEG_INTEGER)
+ if (BIO_write(bp, "-", 1) <= 0)
+ goto end;
+ for (i = 0; i < ai->length; i++) {
+ if (BIO_printf(bp, "%02X", ai->data[i]) <= 0)
+ goto end;
+ }
+ if (ai->length == 0) {
+ if (BIO_write(bp, "00", 2) <= 0)
+ goto end;
+ }
+ } else {
+ if (BIO_puts(bp, ":BAD INTEGER") <= 0)
+ goto end;
+ dump_cont = 1;
+ }
+ ASN1_INTEGER_free(ai);
+ ai = NULL;
+ } else if (tag == V_ASN1_ENUMERATED) {
+ int i;
- if (!nl)
- {
- if (BIO_write(bp,"\n",1) <= 0) goto end;
- }
- p+=len;
- if ((tag == V_ASN1_EOC) && (xclass == 0))
- {
- ret=2; /* End of sequence */
- goto end;
- }
- }
- length-=len;
- }
- ret=1;
-end:
- if (o != NULL) ASN1_OBJECT_free(o);
- if (os != NULL) M_ASN1_OCTET_STRING_free(os);
- *pp=p;
- return(ret);
- }
+ opp = op;
+ ae = d2i_ASN1_ENUMERATED(NULL, &opp, len + hl);
+ if (ae != NULL) {
+ if (BIO_write(bp, ":", 1) <= 0)
+ goto end;
+ if (ae->type == V_ASN1_NEG_ENUMERATED)
+ if (BIO_write(bp, "-", 1) <= 0)
+ goto end;
+ for (i = 0; i < ae->length; i++) {
+ if (BIO_printf(bp, "%02X", ae->data[i]) <= 0)
+ goto end;
+ }
+ if (ae->length == 0) {
+ if (BIO_write(bp, "00", 2) <= 0)
+ goto end;
+ }
+ } else {
+ if (BIO_puts(bp, ":BAD ENUMERATED") <= 0)
+ goto end;
+ dump_cont = 1;
+ }
+ ASN1_ENUMERATED_free(ae);
+ ae = NULL;
+ } else if (len > 0 && dump) {
+ if (!nl) {
+ if (BIO_write(bp, "\n", 1) <= 0)
+ goto end;
+ }
+ if (BIO_dump_indent(bp, (const char *)p,
+ ((dump == -1 || dump > len) ? len : dump),
+ dump_indent) <= 0)
+ goto end;
+ nl = 1;
+ }
+ if (dump_cont) {
+ int i;
+ const unsigned char *tmp = op + hl;
+ if (BIO_puts(bp, ":[") <= 0)
+ goto end;
+ for (i = 0; i < len; i++) {
+ if (BIO_printf(bp, "%02X", tmp[i]) <= 0)
+ goto end;
+ }
+ if (BIO_puts(bp, "]") <= 0)
+ goto end;
+ dump_cont = 0;
+ }
+
+ if (!nl) {
+ if (BIO_write(bp, "\n", 1) <= 0)
+ goto end;
+ }
+ p += len;
+ if ((tag == V_ASN1_EOC) && (xclass == 0)) {
+ ret = 2; /* End of sequence */
+ goto end;
+ }
+ }
+ length -= len;
+ }
+ ret = 1;
+ end:
+ ASN1_OBJECT_free(o);
+ ASN1_OCTET_STRING_free(os);
+ ASN1_INTEGER_free(ai);
+ ASN1_ENUMERATED_free(ae);
+ *pp = p;
+ return ret;
+}
const char *ASN1_tag2str(int tag)
{
- static const char * const tag2str[] = {
- "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING", /* 0-4 */
- "NULL", "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL", /* 5-9 */
- "ENUMERATED", "<ASN1 11>", "UTF8STRING", "<ASN1 13>", /* 10-13 */
- "<ASN1 14>", "<ASN1 15>", "SEQUENCE", "SET", /* 15-17 */
- "NUMERICSTRING", "PRINTABLESTRING", "T61STRING", /* 18-20 */
- "VIDEOTEXSTRING", "IA5STRING", "UTCTIME","GENERALIZEDTIME", /* 21-24 */
- "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING", /* 25-27 */
- "UNIVERSALSTRING", "<ASN1 29>", "BMPSTRING" /* 28-30 */
- };
+ static const char *const tag2str[] = {
+ /* 0-4 */
+ "EOC", "BOOLEAN", "INTEGER", "BIT STRING", "OCTET STRING",
+ /* 5-9 */
+ "NULL", "OBJECT", "OBJECT DESCRIPTOR", "EXTERNAL", "REAL",
+ /* 10-13 */
+ "ENUMERATED", "<ASN1 11>", "UTF8STRING", "<ASN1 13>",
+ /* 15-17 */
+ "<ASN1 14>", "<ASN1 15>", "SEQUENCE", "SET",
+ /* 18-20 */
+ "NUMERICSTRING", "PRINTABLESTRING", "T61STRING",
+ /* 21-24 */
+ "VIDEOTEXSTRING", "IA5STRING", "UTCTIME", "GENERALIZEDTIME",
+ /* 25-27 */
+ "GRAPHICSTRING", "VISIBLESTRING", "GENERALSTRING",
+ /* 28-30 */
+ "UNIVERSALSTRING", "<ASN1 29>", "BMPSTRING"
+ };
- if((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED))
- tag &= ~0x100;
+ if ((tag == V_ASN1_NEG_INTEGER) || (tag == V_ASN1_NEG_ENUMERATED))
+ tag &= ~0x100;
- if(tag < 0 || tag > 30) return "(unknown)";
- return tag2str[tag];
+ if (tag < 0 || tag > 30)
+ return "(unknown)";
+ return tag2str[tag];
}
-