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/err.h> 6095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley#include <openssl/mem.h> 6195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint i2d_ASN1_BOOLEAN(int a, unsigned char **pp) 6495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 6595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int r; 6695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley unsigned char *p; 6795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 6895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley r=ASN1_object_size(0,1,V_ASN1_BOOLEAN); 6995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (pp == NULL) return(r); 7095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley p= *pp; 7195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ASN1_put_object(&p,0,1,V_ASN1_BOOLEAN,V_ASN1_UNIVERSAL); 7395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *(p++)= (unsigned char)a; 7495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pp=p; 7595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return(r); 7695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 7795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 7895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyint d2i_ASN1_BOOLEAN(int *a, const unsigned char **pp, long length) 7995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 8095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int ret= -1; 8195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley const unsigned char *p; 8295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley long len; 8395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int inf,tag,xclass; 8495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley int i=0; 8595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 8695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley p= *pp; 8795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley inf=ASN1_get_object(&p,&len,&tag,&xclass,length); 8895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (inf & 0x80) 8995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 9095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i=ASN1_R_BAD_OBJECT_HEADER; 9195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley goto err; 9295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 9395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 9495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (tag != V_ASN1_BOOLEAN) 9595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 9695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i=ASN1_R_EXPECTING_A_BOOLEAN; 9795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley goto err; 9895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 9995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley 10095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (len != 1) 10195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley { 10295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley i=ASN1_R_BOOLEAN_IS_WRONG_LENGTH; 10395c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley goto err; 10495c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 10595c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley ret= (int)*(p++); 10695c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley if (a != NULL) (*a)=ret; 10795c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley *pp=p; 10895c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return(ret); 10995c29f3cd1f6c08c6c0927868683392eea727ccAdam Langleyerr: 11095c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley OPENSSL_PUT_ERROR(ASN1, d2i_ASN1_BOOLEAN, i); 11195c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley return(ret); 11295c29f3cd1f6c08c6c0927868683392eea727ccAdam Langley } 113