1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* crypto/objects/obj_lib.c */ 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * All rights reserved. 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This package is an SSL implementation written 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * by Eric Young (eay@cryptsoft.com). 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The implementation was written so as to conform with Netscapes SSL. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This library is free for commercial and non-commercial use as long as 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the following conditions are aheared to. The following conditions 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * apply to all code found in this distribution, be it the RC4, RSA, 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * included with this distribution is covered by the same copyright terms 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Copyright remains Eric Young's, and as such any Copyright notices in 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the code are not to be removed. 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * If this package is used in a product, Eric Young should be given attribution 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * as the author of the parts of the library used. 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * This can be in the form of a textual message at program startup or 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * in documentation (online or textual) provided with the package. 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Redistribution and use in source and binary forms, with or without 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * modification, are permitted provided that the following conditions 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * are met: 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 1. Redistributions of source code must retain the copyright 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer. 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 2. Redistributions in binary form must reproduce the above copyright 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * notice, this list of conditions and the following disclaimer in the 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * documentation and/or other materials provided with the distribution. 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 3. All advertising materials mentioning features or use of this software 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * must display the following acknowledgement: 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes cryptographic software written by 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * Eric Young (eay@cryptsoft.com)" 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The word 'cryptographic' can be left out if the rouines from the library 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * being used are not cryptographic related :-). 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 4. If you include any Windows specific code (or a derivative thereof) from 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * the apps directory (application code) you must include an acknowledgement: 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * SUCH DAMAGE. 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * The licence and distribution terms for any publically available version or 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * derivative of this code cannot be changed. i.e. this code cannot simply be 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * copied and put under another distribution licence 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project * [including the GNU Public Licence.] 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project */ 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include "cryptlib.h" 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/lhash.h> 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/objects.h> 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/buffer.h> 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source ProjectASN1_OBJECT *OBJ_dup(const ASN1_OBJECT *o) 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ASN1_OBJECT *r; 68656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int i; 69221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom char *ln=NULL,*sn=NULL; 70221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom unsigned char *data=NULL; 71656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 72656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (o == NULL) return(NULL); 73656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (!(o->flags & ASN1_OBJECT_FLAG_DYNAMIC)) 74656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return((ASN1_OBJECT *)o); /* XXX: ugh! Why? What kind of 75656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project duplication is this??? */ 76656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 77656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project r=ASN1_OBJECT_new(); 78656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (r == NULL) 79656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 80656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OBJerr(OBJ_F_OBJ_DUP,ERR_R_ASN1_LIB); 81656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(NULL); 82656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 83221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom data=OPENSSL_malloc(o->length); 84221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (data == NULL) 85656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project goto err; 86656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (o->data != NULL) 87221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(data,o->data,o->length); 88221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom /* once data attached to object it remains const */ 89221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom r->data = data; 90656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project r->length=o->length; 91656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project r->nid=o->nid; 92656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project r->ln=r->sn=NULL; 93656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (o->ln != NULL) 94656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 95656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i=strlen(o->ln)+1; 96221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom ln=OPENSSL_malloc(i); 97221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (ln == NULL) goto err; 98656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project memcpy(ln,o->ln,i); 99221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom r->ln=ln; 100656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 101656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 102656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (o->sn != NULL) 103656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 104656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project i=strlen(o->sn)+1; 105221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom sn=OPENSSL_malloc(i); 106221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (sn == NULL) goto err; 107221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom memcpy(sn,o->sn,i); 108221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom r->sn=sn; 109656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 110656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project r->flags=o->flags|(ASN1_OBJECT_FLAG_DYNAMIC| 111656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ASN1_OBJECT_FLAG_DYNAMIC_STRINGS|ASN1_OBJECT_FLAG_DYNAMIC_DATA); 112656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(r); 113656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projecterr: 114656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project OBJerr(OBJ_F_OBJ_DUP,ERR_R_MALLOC_FAILURE); 115221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (ln != NULL) OPENSSL_free(ln); 116221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (sn != NULL) OPENSSL_free(sn); 117221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (data != NULL) OPENSSL_free(data); 118221304ee937bc0910948a8be1320cb8cc4eb6d36Brian Carlstrom if (r != NULL) OPENSSL_free(r); 119656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(NULL); 120656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 121656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 122656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectint OBJ_cmp(const ASN1_OBJECT *a, const ASN1_OBJECT *b) 123656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 124656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int ret; 125656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 126656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project ret=(a->length-b->length); 127656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project if (ret) return(ret); 128656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project return(memcmp(a->data,b->data,a->length)); 129656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 130