usr/src/common/openssl/crypto/pkcs12/p12_utl.c

   1 /* p12_utl.c */
   2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
   3  * project 1999.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in
  17  *    the documentation and/or other materials provided with the
  18  *    distribution.
  19  *
  20  * 3. All advertising materials mentioning features or use of this
  21  *    software must display the following acknowledgment:
  22  *    "This product includes software developed by the OpenSSL Project
  23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24  *
  25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26  *    endorse or promote products derived from this software without
  27  *    prior written permission. For written permission, please contact
  28  *    licensing@OpenSSL.org.
  29  *
  30  * 5. Products derived from this software may not be called "OpenSSL"
  31  *    nor may "OpenSSL" appear in their names without prior written
  32  *    permission of the OpenSSL Project.
  33  *
  34  * 6. Redistributions of any form whatsoever must retain the following
  35  *    acknowledgment:
  36  *    "This product includes software developed by the OpenSSL Project
  37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38  *
  39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50  * OF THE POSSIBILITY OF SUCH DAMAGE.
  51  * ====================================================================
  52  *
  53  * This product includes cryptographic software written by Eric Young
  54  * (eay@cryptsoft.com).  This product includes software written by Tim
  55  * Hudson (tjh@cryptsoft.com).
  56  *
  57  */
  58
  59 #include <stdio.h>
  60 #include "cryptlib.h"
  61 #include <openssl/pkcs12.h>
  62
  63 /* Cheap and nasty Unicode stuff */
  64
  65 unsigned char *asc2uni(const char *asc, int asclen, unsigned char **uni, int *unilen)
  66 {
  67         int ulen, i;
  68         unsigned char *unitmp;
  69         if (asclen == -1) asclen = strlen(asc);
  70         ulen = asclen*2  + 2;
  71         if (!(unitmp = OPENSSL_malloc(ulen))) return NULL;
  72         for (i = 0; i < ulen - 2; i+=2) {
  73                 unitmp[i] = 0;
  74                 unitmp[i + 1] = asc[i>>1];
  75         }
  76         /* Make result double null terminated */
  77         unitmp[ulen - 2] = 0;
  78         unitmp[ulen - 1] = 0;
  79         if (unilen) *unilen = ulen;
  80         if (uni) *uni = unitmp;
  81         return unitmp;
  82 }
  83
  84 char *uni2asc(unsigned char *uni, int unilen)
  85 {
  86         int asclen, i;
  87         char *asctmp;
  88         asclen = unilen / 2;
  89         /* If no terminating zero allow for one */
  90         if (!unilen || uni[unilen - 1]) asclen++;
  91         uni++;
  92         if (!(asctmp = OPENSSL_malloc(asclen))) return NULL;
  93         for (i = 0; i < unilen; i+=2) asctmp[i>>1] = uni[i];
  94         asctmp[asclen - 1] = 0;
  95         return asctmp;
  96 }
  97
  98 int i2d_PKCS12_bio(BIO *bp, PKCS12 *p12)
  99 {
 100         return ASN1_item_i2d_bio(ASN1_ITEM_rptr(PKCS12), bp, p12);
 101 }
 102
 103 #ifndef OPENSSL_NO_FP_API
 104 int i2d_PKCS12_fp(FILE *fp, PKCS12 *p12)
 105 {
 106         return ASN1_item_i2d_fp(ASN1_ITEM_rptr(PKCS12), fp, p12);
 107 }
 108 #endif
 109
 110 PKCS12 *d2i_PKCS12_bio(BIO *bp, PKCS12 **p12)
 111 {
 112         return ASN1_item_d2i_bio(ASN1_ITEM_rptr(PKCS12), bp, p12);
 113 }
 114 #ifndef OPENSSL_NO_FP_API
 115 PKCS12 *d2i_PKCS12_fp(FILE *fp, PKCS12 **p12)
 116 {
 117         return ASN1_item_d2i_fp(ASN1_ITEM_rptr(PKCS12), fp, p12);
 118 }
 119 #endif
 120
 121 PKCS12_SAFEBAG *PKCS12_x5092certbag(X509 *x509)
 122 {
 123         return PKCS12_item_pack_safebag(x509, ASN1_ITEM_rptr(X509),
 124                         NID_x509Certificate, NID_certBag);
 125 }
 126
 127 PKCS12_SAFEBAG *PKCS12_x509crl2certbag(X509_CRL *crl)
 128 {
 129         return PKCS12_item_pack_safebag(crl, ASN1_ITEM_rptr(X509_CRL),
 130                         NID_x509Crl, NID_crlBag);
 131 }
 132
 133 X509 *PKCS12_certbag2x509(PKCS12_SAFEBAG *bag)
 134 {
 135         if(M_PKCS12_bag_type(bag) != NID_certBag) return NULL;
 136         if(M_PKCS12_cert_bag_type(bag) != NID_x509Certificate) return NULL;
 137         return ASN1_item_unpack(bag->value.bag->value.octet, ASN1_ITEM_rptr(X509));
 138 }
 139
 140 X509_CRL *PKCS12_certbag2x509crl(PKCS12_SAFEBAG *bag)
 141 {
 142         if(M_PKCS12_bag_type(bag) != NID_crlBag) return NULL;
 143         if(M_PKCS12_cert_bag_type(bag) != NID_x509Crl) return NULL;
 144         return ASN1_item_unpack(bag->value.bag->value.octet,
 145                                                         ASN1_ITEM_rptr(X509_CRL));
 146 }