| Index: openssl/crypto/asn1/tasn_enc.c
|
| diff --git a/openssl/crypto/asn1/tasn_enc.c b/openssl/crypto/asn1/tasn_enc.c
|
| deleted file mode 100644
|
| index 936ad1f767c686ce612378b342ac9cff00f008aa..0000000000000000000000000000000000000000
|
| --- a/openssl/crypto/asn1/tasn_enc.c
|
| +++ /dev/null
|
| @@ -1,691 +0,0 @@
|
| -/* tasn_enc.c */
|
| -/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
|
| - * project 2000.
|
| - */
|
| -/* ====================================================================
|
| - * Copyright (c) 2000-2004 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).
|
| - *
|
| - */
|
| -
|
| -
|
| -#include <stddef.h>
|
| -#include <string.h>
|
| -#include "cryptlib.h"
|
| -#include <openssl/asn1.h>
|
| -#include <openssl/asn1t.h>
|
| -#include <openssl/objects.h>
|
| -
|
| -static int asn1_i2d_ex_primitive(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_ITEM *it,
|
| - int tag, int aclass);
|
| -static int asn1_set_seq_out(STACK_OF(ASN1_VALUE) *sk, unsigned char **out,
|
| - int skcontlen, const ASN1_ITEM *item,
|
| - int do_sort, int iclass);
|
| -static int asn1_template_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_TEMPLATE *tt,
|
| - int tag, int aclass);
|
| -static int asn1_item_flags_i2d(ASN1_VALUE *val, unsigned char **out,
|
| - const ASN1_ITEM *it, int flags);
|
| -
|
| -/* Top level i2d equivalents: the 'ndef' variant instructs the encoder
|
| - * to use indefinite length constructed encoding, where appropriate
|
| - */
|
| -
|
| -int ASN1_item_ndef_i2d(ASN1_VALUE *val, unsigned char **out,
|
| - const ASN1_ITEM *it)
|
| - {
|
| - return asn1_item_flags_i2d(val, out, it, ASN1_TFLG_NDEF);
|
| - }
|
| -
|
| -int ASN1_item_i2d(ASN1_VALUE *val, unsigned char **out, const ASN1_ITEM *it)
|
| - {
|
| - return asn1_item_flags_i2d(val, out, it, 0);
|
| - }
|
| -
|
| -/* Encode an ASN1 item, this is use by the
|
| - * standard 'i2d' function. 'out' points to
|
| - * a buffer to output the data to.
|
| - *
|
| - * The new i2d has one additional feature. If the output
|
| - * buffer is NULL (i.e. *out == NULL) then a buffer is
|
| - * allocated and populated with the encoding.
|
| - */
|
| -
|
| -static int asn1_item_flags_i2d(ASN1_VALUE *val, unsigned char **out,
|
| - const ASN1_ITEM *it, int flags)
|
| - {
|
| - if (out && !*out)
|
| - {
|
| - unsigned char *p, *buf;
|
| - int len;
|
| - len = ASN1_item_ex_i2d(&val, NULL, it, -1, flags);
|
| - if (len <= 0)
|
| - return len;
|
| - buf = OPENSSL_malloc(len);
|
| - if (!buf)
|
| - return -1;
|
| - p = buf;
|
| - ASN1_item_ex_i2d(&val, &p, it, -1, flags);
|
| - *out = buf;
|
| - return len;
|
| - }
|
| -
|
| - return ASN1_item_ex_i2d(&val, out, it, -1, flags);
|
| - }
|
| -
|
| -/* Encode an item, taking care of IMPLICIT tagging (if any).
|
| - * This function performs the normal item handling: it can be
|
| - * used in external types.
|
| - */
|
| -
|
| -int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_ITEM *it, int tag, int aclass)
|
| - {
|
| - const ASN1_TEMPLATE *tt = NULL;
|
| - unsigned char *p = NULL;
|
| - int i, seqcontlen, seqlen, ndef = 1;
|
| - const ASN1_COMPAT_FUNCS *cf;
|
| - const ASN1_EXTERN_FUNCS *ef;
|
| - const ASN1_AUX *aux = it->funcs;
|
| - ASN1_aux_cb *asn1_cb = 0;
|
| -
|
| - if ((it->itype != ASN1_ITYPE_PRIMITIVE) && !*pval)
|
| - return 0;
|
| -
|
| - if (aux && aux->asn1_cb)
|
| - asn1_cb = aux->asn1_cb;
|
| -
|
| - switch(it->itype)
|
| - {
|
| -
|
| - case ASN1_ITYPE_PRIMITIVE:
|
| - if (it->templates)
|
| - return asn1_template_ex_i2d(pval, out, it->templates,
|
| - tag, aclass);
|
| - return asn1_i2d_ex_primitive(pval, out, it, tag, aclass);
|
| - break;
|
| -
|
| - case ASN1_ITYPE_MSTRING:
|
| - return asn1_i2d_ex_primitive(pval, out, it, -1, aclass);
|
| -
|
| - case ASN1_ITYPE_CHOICE:
|
| - if (asn1_cb && !asn1_cb(ASN1_OP_I2D_PRE, pval, it, NULL))
|
| - return 0;
|
| - i = asn1_get_choice_selector(pval, it);
|
| - if ((i >= 0) && (i < it->tcount))
|
| - {
|
| - ASN1_VALUE **pchval;
|
| - const ASN1_TEMPLATE *chtt;
|
| - chtt = it->templates + i;
|
| - pchval = asn1_get_field_ptr(pval, chtt);
|
| - return asn1_template_ex_i2d(pchval, out, chtt,
|
| - -1, aclass);
|
| - }
|
| - /* Fixme: error condition if selector out of range */
|
| - if (asn1_cb && !asn1_cb(ASN1_OP_I2D_POST, pval, it, NULL))
|
| - return 0;
|
| - break;
|
| -
|
| - case ASN1_ITYPE_EXTERN:
|
| - /* If new style i2d it does all the work */
|
| - ef = it->funcs;
|
| - return ef->asn1_ex_i2d(pval, out, it, tag, aclass);
|
| -
|
| - case ASN1_ITYPE_COMPAT:
|
| - /* old style hackery... */
|
| - cf = it->funcs;
|
| - if (out)
|
| - p = *out;
|
| - i = cf->asn1_i2d(*pval, out);
|
| - /* Fixup for IMPLICIT tag: note this messes up for tags > 30,
|
| - * but so did the old code. Tags > 30 are very rare anyway.
|
| - */
|
| - if (out && (tag != -1))
|
| - *p = aclass | tag | (*p & V_ASN1_CONSTRUCTED);
|
| - return i;
|
| -
|
| - case ASN1_ITYPE_NDEF_SEQUENCE:
|
| - /* Use indefinite length constructed if requested */
|
| - if (aclass & ASN1_TFLG_NDEF) ndef = 2;
|
| - /* fall through */
|
| -
|
| - case ASN1_ITYPE_SEQUENCE:
|
| - i = asn1_enc_restore(&seqcontlen, out, pval, it);
|
| - /* An error occurred */
|
| - if (i < 0)
|
| - return 0;
|
| - /* We have a valid cached encoding... */
|
| - if (i > 0)
|
| - return seqcontlen;
|
| - /* Otherwise carry on */
|
| - seqcontlen = 0;
|
| - /* If no IMPLICIT tagging set to SEQUENCE, UNIVERSAL */
|
| - if (tag == -1)
|
| - {
|
| - tag = V_ASN1_SEQUENCE;
|
| - /* Retain any other flags in aclass */
|
| - aclass = (aclass & ~ASN1_TFLG_TAG_CLASS)
|
| - | V_ASN1_UNIVERSAL;
|
| - }
|
| - if (asn1_cb && !asn1_cb(ASN1_OP_I2D_PRE, pval, it, NULL))
|
| - return 0;
|
| - /* First work out sequence content length */
|
| - for (i = 0, tt = it->templates; i < it->tcount; tt++, i++)
|
| - {
|
| - const ASN1_TEMPLATE *seqtt;
|
| - ASN1_VALUE **pseqval;
|
| - seqtt = asn1_do_adb(pval, tt, 1);
|
| - if (!seqtt)
|
| - return 0;
|
| - pseqval = asn1_get_field_ptr(pval, seqtt);
|
| - /* FIXME: check for errors in enhanced version */
|
| - seqcontlen += asn1_template_ex_i2d(pseqval, NULL, seqtt,
|
| - -1, aclass);
|
| - }
|
| -
|
| - seqlen = ASN1_object_size(ndef, seqcontlen, tag);
|
| - if (!out)
|
| - return seqlen;
|
| - /* Output SEQUENCE header */
|
| - ASN1_put_object(out, ndef, seqcontlen, tag, aclass);
|
| - for (i = 0, tt = it->templates; i < it->tcount; tt++, i++)
|
| - {
|
| - const ASN1_TEMPLATE *seqtt;
|
| - ASN1_VALUE **pseqval;
|
| - seqtt = asn1_do_adb(pval, tt, 1);
|
| - if (!seqtt)
|
| - return 0;
|
| - pseqval = asn1_get_field_ptr(pval, seqtt);
|
| - /* FIXME: check for errors in enhanced version */
|
| - asn1_template_ex_i2d(pseqval, out, seqtt, -1, aclass);
|
| - }
|
| - if (ndef == 2)
|
| - ASN1_put_eoc(out);
|
| - if (asn1_cb && !asn1_cb(ASN1_OP_I2D_POST, pval, it, NULL))
|
| - return 0;
|
| - return seqlen;
|
| -
|
| - default:
|
| - return 0;
|
| -
|
| - }
|
| - return 0;
|
| - }
|
| -
|
| -int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_TEMPLATE *tt)
|
| - {
|
| - return asn1_template_ex_i2d(pval, out, tt, -1, 0);
|
| - }
|
| -
|
| -static int asn1_template_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_TEMPLATE *tt, int tag, int iclass)
|
| - {
|
| - int i, ret, flags, ttag, tclass, ndef;
|
| - flags = tt->flags;
|
| - /* Work out tag and class to use: tagging may come
|
| - * either from the template or the arguments, not both
|
| - * because this would create ambiguity. Additionally
|
| - * the iclass argument may contain some additional flags
|
| - * which should be noted and passed down to other levels.
|
| - */
|
| - if (flags & ASN1_TFLG_TAG_MASK)
|
| - {
|
| - /* Error if argument and template tagging */
|
| - if (tag != -1)
|
| - /* FIXME: error code here */
|
| - return -1;
|
| - /* Get tagging from template */
|
| - ttag = tt->tag;
|
| - tclass = flags & ASN1_TFLG_TAG_CLASS;
|
| - }
|
| - else if (tag != -1)
|
| - {
|
| - /* No template tagging, get from arguments */
|
| - ttag = tag;
|
| - tclass = iclass & ASN1_TFLG_TAG_CLASS;
|
| - }
|
| - else
|
| - {
|
| - ttag = -1;
|
| - tclass = 0;
|
| - }
|
| - /*
|
| - * Remove any class mask from iflag.
|
| - */
|
| - iclass &= ~ASN1_TFLG_TAG_CLASS;
|
| -
|
| - /* At this point 'ttag' contains the outer tag to use,
|
| - * 'tclass' is the class and iclass is any flags passed
|
| - * to this function.
|
| - */
|
| -
|
| - /* if template and arguments require ndef, use it */
|
| - if ((flags & ASN1_TFLG_NDEF) && (iclass & ASN1_TFLG_NDEF))
|
| - ndef = 2;
|
| - else ndef = 1;
|
| -
|
| - if (flags & ASN1_TFLG_SK_MASK)
|
| - {
|
| - /* SET OF, SEQUENCE OF */
|
| - STACK_OF(ASN1_VALUE) *sk = (STACK_OF(ASN1_VALUE) *)*pval;
|
| - int isset, sktag, skaclass;
|
| - int skcontlen, sklen;
|
| - ASN1_VALUE *skitem;
|
| -
|
| - if (!*pval)
|
| - return 0;
|
| -
|
| - if (flags & ASN1_TFLG_SET_OF)
|
| - {
|
| - isset = 1;
|
| - /* 2 means we reorder */
|
| - if (flags & ASN1_TFLG_SEQUENCE_OF)
|
| - isset = 2;
|
| - }
|
| - else isset = 0;
|
| -
|
| - /* Work out inner tag value: if EXPLICIT
|
| - * or no tagging use underlying type.
|
| - */
|
| - if ((ttag != -1) && !(flags & ASN1_TFLG_EXPTAG))
|
| - {
|
| - sktag = ttag;
|
| - skaclass = tclass;
|
| - }
|
| - else
|
| - {
|
| - skaclass = V_ASN1_UNIVERSAL;
|
| - if (isset)
|
| - sktag = V_ASN1_SET;
|
| - else sktag = V_ASN1_SEQUENCE;
|
| - }
|
| -
|
| - /* Determine total length of items */
|
| - skcontlen = 0;
|
| - for (i = 0; i < sk_ASN1_VALUE_num(sk); i++)
|
| - {
|
| - skitem = sk_ASN1_VALUE_value(sk, i);
|
| - skcontlen += ASN1_item_ex_i2d(&skitem, NULL,
|
| - ASN1_ITEM_ptr(tt->item),
|
| - -1, iclass);
|
| - }
|
| - sklen = ASN1_object_size(ndef, skcontlen, sktag);
|
| - /* If EXPLICIT need length of surrounding tag */
|
| - if (flags & ASN1_TFLG_EXPTAG)
|
| - ret = ASN1_object_size(ndef, sklen, ttag);
|
| - else ret = sklen;
|
| -
|
| - if (!out)
|
| - return ret;
|
| -
|
| - /* Now encode this lot... */
|
| - /* EXPLICIT tag */
|
| - if (flags & ASN1_TFLG_EXPTAG)
|
| - ASN1_put_object(out, ndef, sklen, ttag, tclass);
|
| - /* SET or SEQUENCE and IMPLICIT tag */
|
| - ASN1_put_object(out, ndef, skcontlen, sktag, skaclass);
|
| - /* And the stuff itself */
|
| - asn1_set_seq_out(sk, out, skcontlen, ASN1_ITEM_ptr(tt->item),
|
| - isset, iclass);
|
| - if (ndef == 2)
|
| - {
|
| - ASN1_put_eoc(out);
|
| - if (flags & ASN1_TFLG_EXPTAG)
|
| - ASN1_put_eoc(out);
|
| - }
|
| -
|
| - return ret;
|
| - }
|
| -
|
| - if (flags & ASN1_TFLG_EXPTAG)
|
| - {
|
| - /* EXPLICIT tagging */
|
| - /* Find length of tagged item */
|
| - i = ASN1_item_ex_i2d(pval, NULL, ASN1_ITEM_ptr(tt->item),
|
| - -1, iclass);
|
| - if (!i)
|
| - return 0;
|
| - /* Find length of EXPLICIT tag */
|
| - ret = ASN1_object_size(ndef, i, ttag);
|
| - if (out)
|
| - {
|
| - /* Output tag and item */
|
| - ASN1_put_object(out, ndef, i, ttag, tclass);
|
| - ASN1_item_ex_i2d(pval, out, ASN1_ITEM_ptr(tt->item),
|
| - -1, iclass);
|
| - if (ndef == 2)
|
| - ASN1_put_eoc(out);
|
| - }
|
| - return ret;
|
| - }
|
| -
|
| - /* Either normal or IMPLICIT tagging: combine class and flags */
|
| - return ASN1_item_ex_i2d(pval, out, ASN1_ITEM_ptr(tt->item),
|
| - ttag, tclass | iclass);
|
| -
|
| -}
|
| -
|
| -/* Temporary structure used to hold DER encoding of items for SET OF */
|
| -
|
| -typedef struct {
|
| - unsigned char *data;
|
| - int length;
|
| - ASN1_VALUE *field;
|
| -} DER_ENC;
|
| -
|
| -static int der_cmp(const void *a, const void *b)
|
| - {
|
| - const DER_ENC *d1 = a, *d2 = b;
|
| - int cmplen, i;
|
| - cmplen = (d1->length < d2->length) ? d1->length : d2->length;
|
| - i = memcmp(d1->data, d2->data, cmplen);
|
| - if (i)
|
| - return i;
|
| - return d1->length - d2->length;
|
| - }
|
| -
|
| -/* Output the content octets of SET OF or SEQUENCE OF */
|
| -
|
| -static int asn1_set_seq_out(STACK_OF(ASN1_VALUE) *sk, unsigned char **out,
|
| - int skcontlen, const ASN1_ITEM *item,
|
| - int do_sort, int iclass)
|
| - {
|
| - int i;
|
| - ASN1_VALUE *skitem;
|
| - unsigned char *tmpdat = NULL, *p = NULL;
|
| - DER_ENC *derlst = NULL, *tder;
|
| - if (do_sort)
|
| - {
|
| - /* Don't need to sort less than 2 items */
|
| - if (sk_ASN1_VALUE_num(sk) < 2)
|
| - do_sort = 0;
|
| - else
|
| - {
|
| - derlst = OPENSSL_malloc(sk_ASN1_VALUE_num(sk)
|
| - * sizeof(*derlst));
|
| - tmpdat = OPENSSL_malloc(skcontlen);
|
| - if (!derlst || !tmpdat)
|
| - return 0;
|
| - }
|
| - }
|
| - /* If not sorting just output each item */
|
| - if (!do_sort)
|
| - {
|
| - for (i = 0; i < sk_ASN1_VALUE_num(sk); i++)
|
| - {
|
| - skitem = sk_ASN1_VALUE_value(sk, i);
|
| - ASN1_item_ex_i2d(&skitem, out, item, -1, iclass);
|
| - }
|
| - return 1;
|
| - }
|
| - p = tmpdat;
|
| -
|
| - /* Doing sort: build up a list of each member's DER encoding */
|
| - for (i = 0, tder = derlst; i < sk_ASN1_VALUE_num(sk); i++, tder++)
|
| - {
|
| - skitem = sk_ASN1_VALUE_value(sk, i);
|
| - tder->data = p;
|
| - tder->length = ASN1_item_ex_i2d(&skitem, &p, item, -1, iclass);
|
| - tder->field = skitem;
|
| - }
|
| -
|
| - /* Now sort them */
|
| - qsort(derlst, sk_ASN1_VALUE_num(sk), sizeof(*derlst), der_cmp);
|
| - /* Output sorted DER encoding */
|
| - p = *out;
|
| - for (i = 0, tder = derlst; i < sk_ASN1_VALUE_num(sk); i++, tder++)
|
| - {
|
| - memcpy(p, tder->data, tder->length);
|
| - p += tder->length;
|
| - }
|
| - *out = p;
|
| - /* If do_sort is 2 then reorder the STACK */
|
| - if (do_sort == 2)
|
| - {
|
| - for (i = 0, tder = derlst; i < sk_ASN1_VALUE_num(sk);
|
| - i++, tder++)
|
| - (void)sk_ASN1_VALUE_set(sk, i, tder->field);
|
| - }
|
| - OPENSSL_free(derlst);
|
| - OPENSSL_free(tmpdat);
|
| - return 1;
|
| - }
|
| -
|
| -static int asn1_i2d_ex_primitive(ASN1_VALUE **pval, unsigned char **out,
|
| - const ASN1_ITEM *it, int tag, int aclass)
|
| - {
|
| - int len;
|
| - int utype;
|
| - int usetag;
|
| - int ndef = 0;
|
| -
|
| - utype = it->utype;
|
| -
|
| - /* Get length of content octets and maybe find
|
| - * out the underlying type.
|
| - */
|
| -
|
| - len = asn1_ex_i2c(pval, NULL, &utype, it);
|
| -
|
| - /* If SEQUENCE, SET or OTHER then header is
|
| - * included in pseudo content octets so don't
|
| - * include tag+length. We need to check here
|
| - * because the call to asn1_ex_i2c() could change
|
| - * utype.
|
| - */
|
| - if ((utype == V_ASN1_SEQUENCE) || (utype == V_ASN1_SET) ||
|
| - (utype == V_ASN1_OTHER))
|
| - usetag = 0;
|
| - else usetag = 1;
|
| -
|
| - /* -1 means omit type */
|
| -
|
| - if (len == -1)
|
| - return 0;
|
| -
|
| - /* -2 return is special meaning use ndef */
|
| - if (len == -2)
|
| - {
|
| - ndef = 2;
|
| - len = 0;
|
| - }
|
| -
|
| - /* If not implicitly tagged get tag from underlying type */
|
| - if (tag == -1) tag = utype;
|
| -
|
| - /* Output tag+length followed by content octets */
|
| - if (out)
|
| - {
|
| - if (usetag)
|
| - ASN1_put_object(out, ndef, len, tag, aclass);
|
| - asn1_ex_i2c(pval, *out, &utype, it);
|
| - if (ndef)
|
| - ASN1_put_eoc(out);
|
| - else
|
| - *out += len;
|
| - }
|
| -
|
| - if (usetag)
|
| - return ASN1_object_size(ndef, len, tag);
|
| - return len;
|
| - }
|
| -
|
| -/* Produce content octets from a structure */
|
| -
|
| -int asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cout, int *putype,
|
| - const ASN1_ITEM *it)
|
| - {
|
| - ASN1_BOOLEAN *tbool = NULL;
|
| - ASN1_STRING *strtmp;
|
| - ASN1_OBJECT *otmp;
|
| - int utype;
|
| - const unsigned char *cont;
|
| - unsigned char c;
|
| - int len;
|
| - const ASN1_PRIMITIVE_FUNCS *pf;
|
| - pf = it->funcs;
|
| - if (pf && pf->prim_i2c)
|
| - return pf->prim_i2c(pval, cout, putype, it);
|
| -
|
| - /* Should type be omitted? */
|
| - if ((it->itype != ASN1_ITYPE_PRIMITIVE)
|
| - || (it->utype != V_ASN1_BOOLEAN))
|
| - {
|
| - if (!*pval) return -1;
|
| - }
|
| -
|
| - if (it->itype == ASN1_ITYPE_MSTRING)
|
| - {
|
| - /* If MSTRING type set the underlying type */
|
| - strtmp = (ASN1_STRING *)*pval;
|
| - utype = strtmp->type;
|
| - *putype = utype;
|
| - }
|
| - else if (it->utype == V_ASN1_ANY)
|
| - {
|
| - /* If ANY set type and pointer to value */
|
| - ASN1_TYPE *typ;
|
| - typ = (ASN1_TYPE *)*pval;
|
| - utype = typ->type;
|
| - *putype = utype;
|
| - pval = &typ->value.asn1_value;
|
| - }
|
| - else utype = *putype;
|
| -
|
| - switch(utype)
|
| - {
|
| - case V_ASN1_OBJECT:
|
| - otmp = (ASN1_OBJECT *)*pval;
|
| - cont = otmp->data;
|
| - len = otmp->length;
|
| - break;
|
| -
|
| - case V_ASN1_NULL:
|
| - cont = NULL;
|
| - len = 0;
|
| - break;
|
| -
|
| - case V_ASN1_BOOLEAN:
|
| - tbool = (ASN1_BOOLEAN *)pval;
|
| - if (*tbool == -1)
|
| - return -1;
|
| - if (it->utype != V_ASN1_ANY)
|
| - {
|
| - /* Default handling if value == size field then omit */
|
| - if (*tbool && (it->size > 0))
|
| - return -1;
|
| - if (!*tbool && !it->size)
|
| - return -1;
|
| - }
|
| - c = (unsigned char)*tbool;
|
| - cont = &c;
|
| - len = 1;
|
| - break;
|
| -
|
| - case V_ASN1_BIT_STRING:
|
| - return i2c_ASN1_BIT_STRING((ASN1_BIT_STRING *)*pval,
|
| - cout ? &cout : NULL);
|
| - break;
|
| -
|
| - case V_ASN1_INTEGER:
|
| - case V_ASN1_NEG_INTEGER:
|
| - case V_ASN1_ENUMERATED:
|
| - case V_ASN1_NEG_ENUMERATED:
|
| - /* These are all have the same content format
|
| - * as ASN1_INTEGER
|
| - */
|
| - return i2c_ASN1_INTEGER((ASN1_INTEGER *)*pval,
|
| - cout ? &cout : NULL);
|
| - break;
|
| -
|
| - case V_ASN1_OCTET_STRING:
|
| - case V_ASN1_NUMERICSTRING:
|
| - case V_ASN1_PRINTABLESTRING:
|
| - case V_ASN1_T61STRING:
|
| - case V_ASN1_VIDEOTEXSTRING:
|
| - case V_ASN1_IA5STRING:
|
| - case V_ASN1_UTCTIME:
|
| - case V_ASN1_GENERALIZEDTIME:
|
| - case V_ASN1_GRAPHICSTRING:
|
| - case V_ASN1_VISIBLESTRING:
|
| - case V_ASN1_GENERALSTRING:
|
| - case V_ASN1_UNIVERSALSTRING:
|
| - case V_ASN1_BMPSTRING:
|
| - case V_ASN1_UTF8STRING:
|
| - case V_ASN1_SEQUENCE:
|
| - case V_ASN1_SET:
|
| - default:
|
| - /* All based on ASN1_STRING and handled the same */
|
| - strtmp = (ASN1_STRING *)*pval;
|
| - /* Special handling for NDEF */
|
| - if ((it->size == ASN1_TFLG_NDEF)
|
| - && (strtmp->flags & ASN1_STRING_FLAG_NDEF))
|
| - {
|
| - if (cout)
|
| - {
|
| - strtmp->data = cout;
|
| - strtmp->length = 0;
|
| - }
|
| - /* Special return code */
|
| - return -2;
|
| - }
|
| - cont = strtmp->data;
|
| - len = strtmp->length;
|
| -
|
| - break;
|
| -
|
| - }
|
| - if (cout && len)
|
| - memcpy(cout, cont, len);
|
| - return len;
|
| - }
|
|
|