195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * All rights reserved. 395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This package is an SSL implementation written 595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * by Eric Young (eay@cryptsoft.com). 695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The implementation was written so as to conform with Netscapes SSL. 795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This library is free for commercial and non-commercial use as long as 995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the following conditions are aheared to. The following conditions 1095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * apply to all code found in this distribution, be it the RC4, RSA, 1195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * lhash, DES, etc., code; not just the SSL code. The SSL documentation 1295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * included with this distribution is covered by the same copyright terms 1395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * except that the holder is Tim Hudson (tjh@cryptsoft.com). 1495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Copyright remains Eric Young's, and as such any Copyright notices in 1695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the code are not to be removed. 1795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * If this package is used in a product, Eric Young should be given attribution 1895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * as the author of the parts of the library used. 1995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * This can be in the form of a textual message at program startup or 2095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * in documentation (online or textual) provided with the package. 2195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Redistribution and use in source and binary forms, with or without 2395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * modification, are permitted provided that the following conditions 2495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * are met: 2595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 1. Redistributions of source code must retain the copyright 2695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer. 2795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 2. Redistributions in binary form must reproduce the above copyright 2895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * notice, this list of conditions and the following disclaimer in the 2995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * documentation and/or other materials provided with the distribution. 3095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 3. All advertising materials mentioning features or use of this software 3195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * must display the following acknowledgement: 3295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes cryptographic software written by 3395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * Eric Young (eay@cryptsoft.com)" 3495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The word 'cryptographic' can be left out if the rouines from the library 3595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * being used are not cryptographic related :-). 3695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 4. If you include any Windows specific code (or a derivative thereof) from 3795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * the apps directory (application code) you must include an acknowledgement: 3895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 3995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 4095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 4195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 4295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 4395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 4495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 4595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 4695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 4795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 4895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 4995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 5095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * SUCH DAMAGE. 5195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * 5295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * The licence and distribution terms for any publically available version or 5395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * derivative of this code cannot be changed. i.e. this code cannot simply be 5495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * copied and put under another distribution licence 5595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * [including the GNU Public Licence.] */ 5695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/asn1.h> 5895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 5995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/asn1t.h> 6095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/mem.h> 6195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic void asn1_item_combine_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int combine); 6495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley/* Free up an ASN1 structure */ 6695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyvoid ASN1_item_free(ASN1_VALUE *val, const ASN1_ITEM *it) 6895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 6995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_item_combine_free(&val, it, 0); 7095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 7195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyvoid ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it) 7395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 7495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_item_combine_free(pval, it, 0); 7595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 7695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleystatic void asn1_item_combine_free(ASN1_VALUE **pval, const ASN1_ITEM *it, int combine) 7895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 7995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const ASN1_TEMPLATE *tt = NULL, *seqtt; 8095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const ASN1_EXTERN_FUNCS *ef; 8195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const ASN1_COMPAT_FUNCS *cf; 8295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const ASN1_AUX *aux = it->funcs; 8395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_aux_cb *asn1_cb; 8495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int i; 8595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!pval) 8695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 8795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if ((it->itype != ASN1_ITYPE_PRIMITIVE) && !*pval) 8895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 8995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (aux && aux->asn1_cb) 9095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_cb = aux->asn1_cb; 9195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 9295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_cb = 0; 9395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley switch(it->itype) 9595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 9695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_PRIMITIVE: 9895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (it->templates) 9995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_template_free(pval, it->templates); 10095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 10195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_primitive_free(pval, it); 10295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 10395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_MSTRING: 10595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_primitive_free(pval, it); 10695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 10795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_CHOICE: 10995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (asn1_cb) 11095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 11195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i = asn1_cb(ASN1_OP_FREE_PRE, pval, it, NULL); 11295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (i == 2) 11395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 11495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 11595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i = asn1_get_choice_selector(pval, it); 11695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if ((i >= 0) && (i < it->tcount)) 11795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 11895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_VALUE **pchval; 11995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley tt = it->templates + i; 12095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pchval = asn1_get_field_ptr(pval, tt); 12195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_template_free(pchval, tt); 12295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 12395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (asn1_cb) 12495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_cb(ASN1_OP_FREE_POST, pval, it, NULL); 12595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!combine) 12695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 12795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley OPENSSL_free(*pval); 12895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pval = NULL; 12995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 13095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 13195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 13295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_COMPAT: 13395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley cf = it->funcs; 13495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (cf && cf->asn1_free) 13595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley cf->asn1_free(*pval); 13695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 13795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 13895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_EXTERN: 13995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ef = it->funcs; 14095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (ef && ef->asn1_ex_free) 14195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ef->asn1_ex_free(pval, it); 14295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 14395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 14495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_NDEF_SEQUENCE: 14595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case ASN1_ITYPE_SEQUENCE: 14695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (asn1_do_lock(pval, -1, it) > 0) 14795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 14895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (asn1_cb) 14995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 15095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i = asn1_cb(ASN1_OP_FREE_PRE, pval, it, NULL); 15195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (i == 2) 15295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 15395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 15495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_enc_free(pval, it); 15595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley /* If we free up as normal we will invalidate any 15695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * ANY DEFINED BY field and we wont be able to 15795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * determine the type of the field it defines. So 15895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley * free up in reverse order. 15995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley */ 16095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley tt = it->templates + it->tcount - 1; 16195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley for (i = 0; i < it->tcount; tt--, i++) 16295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 16395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_VALUE **pseqval; 16495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley seqtt = asn1_do_adb(pval, tt, 0); 16595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!seqtt) 16695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley continue; 16795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pseqval = asn1_get_field_ptr(pval, seqtt); 16895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_template_free(pseqval, seqtt); 16995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 17095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (asn1_cb) 17195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_cb(ASN1_OP_FREE_POST, pval, it, NULL); 17295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!combine) 17395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 17495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley OPENSSL_free(*pval); 17595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pval = NULL; 17695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 17795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 17895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 17995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 18095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 18195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyvoid ASN1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt) 18295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 18395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley size_t i; 18495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (tt->flags & ASN1_TFLG_SK_MASK) 18595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 18695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley STACK_OF(ASN1_VALUE) *sk = (STACK_OF(ASN1_VALUE) *)*pval; 18795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley for (i = 0; i < sk_ASN1_VALUE_num(sk); i++) 18895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 18995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_VALUE *vtmp; 19095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley vtmp = sk_ASN1_VALUE_value(sk, i); 19195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_item_combine_free(&vtmp, ASN1_ITEM_ptr(tt->item), 19295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 0); 19395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 19495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley sk_ASN1_VALUE_free(sk); 19595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pval = NULL; 19695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 19795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 19895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley asn1_item_combine_free(pval, ASN1_ITEM_ptr(tt->item), 19995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley tt->flags & ASN1_TFLG_COMBINE); 20095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 20195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 20295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyvoid ASN1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it) 20395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 20495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int utype; 20595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (it) 20695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 20795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const ASN1_PRIMITIVE_FUNCS *pf; 20895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pf = it->funcs; 20995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (pf && pf->prim_free) 21095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 21195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pf->prim_free(pval, it); 21295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 21395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 21495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 21595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley /* Special case: if 'it' is NULL free contents of ASN1_TYPE */ 21695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!it) 21795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 21895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_TYPE *typ = (ASN1_TYPE *)*pval; 21995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley utype = typ->type; 22095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley pval = &typ->value.asn1_value; 22195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!*pval) 22295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 22395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 22495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else if (it->itype == ASN1_ITYPE_MSTRING) 22595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 22695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley utype = -1; 22795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (!*pval) 22895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 22995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 23095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 23195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 23295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley utype = it->utype; 23395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if ((utype != V_ASN1_BOOLEAN) && !*pval) 23495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 23595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 23695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 23795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley switch(utype) 23895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 23995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case V_ASN1_OBJECT: 24095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_OBJECT_free((ASN1_OBJECT *)*pval); 24195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 24295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 24395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case V_ASN1_BOOLEAN: 24495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (it) 24595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *(ASN1_BOOLEAN *)pval = it->size; 24695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley else 24795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *(ASN1_BOOLEAN *)pval = -1; 24895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return; 24995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 25095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case V_ASN1_NULL: 25195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 25295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 25395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley case V_ASN1_ANY: 25495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_primitive_free(pval, NULL); 25595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley OPENSSL_free(*pval); 25695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 25795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 25895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley default: 25995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_STRING_free((ASN1_STRING *)*pval); 26095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pval = NULL; 26195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley break; 26295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 26395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pval = NULL; 26495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 265