crypto/ocsp/ocsp_cid.c

   1 /* ocsp_cid.c */
   2 /* Written by Tom Titchener <Tom_Titchener@groove.net> for the OpenSSL
   3  * project. */
   4
   5 /* History:
   6    This file was originally part of ocsp.c and was transfered to Richard
   7    Levitte from CertCo by Kathy Weinhold in mid-spring 2000 to be included
   8    in OpenSSL or released as a patch kit. */
   9
  10 /* ====================================================================
  11  * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
  12  *
  13  * Redistribution and use in source and binary forms, with or without
  14  * modification, are permitted provided that the following conditions
  15  * are met:
  16  *
  17  * 1. Redistributions of source code must retain the above copyright
  18  *    notice, this list of conditions and the following disclaimer.
  19  *
  20  * 2. Redistributions in binary form must reproduce the above copyright
  21  *    notice, this list of conditions and the following disclaimer in
  22  *    the documentation and/or other materials provided with the
  23  *    distribution.
  24  *
  25  * 3. All advertising materials mentioning features or use of this
  26  *    software must display the following acknowledgment:
  27  *    "This product includes software developed by the OpenSSL Project
  28  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  29  *
  30  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  31  *    endorse or promote products derived from this software without
  32  *    prior written permission. For written permission, please contact
  33  *    openssl-core@openssl.org.
  34  *
  35  * 5. Products derived from this software may not be called "OpenSSL"
  36  *    nor may "OpenSSL" appear in their names without prior written
  37  *    permission of the OpenSSL Project.
  38  *
  39  * 6. Redistributions of any form whatsoever must retain the following
  40  *    acknowledgment:
  41  *    "This product includes software developed by the OpenSSL Project
  42  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  45  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  46  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  47  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  48  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  49  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  50  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  51  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  52  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  53  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  54  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  55  * OF THE POSSIBILITY OF SUCH DAMAGE.
  56  * ====================================================================
  57  *
  58  * This product includes cryptographic software written by Eric Young
  59  * (eay@cryptsoft.com).  This product includes software written by Tim
  60  * Hudson (tjh@cryptsoft.com).
  61  *
  62  */
  63
  64 #include <openssl/bio.h>
  65 #include <openssl/asn1_mac.h>
  66 #include <openssl/err.h>
  67 #include <openssl/ocsp.h>
  68 #include <openssl/x509.h>
  69
  70 /* Make sure we work well with older variants of OpenSSL */
  71 #ifndef OPENSSL_malloc
  72 #define OPENSSL_malloc Malloc
  73 #endif
  74 #ifndef OPENSSL_realloc
  75 #define OPENSSL_realloc Realloc
  76 #endif
  77 #ifndef OPENSSL_free
  78 #define OPENSSL_free Free
  79 #endif
  80
  81 OCSP_CERTID *OCSP_CERTID_new(void)
  82         {
  83         ASN1_CTX c;
  84         OCSP_CERTID *ret=NULL;
  85
  86         M_ASN1_New_Malloc(ret, OCSP_CERTID);
  87         M_ASN1_New(ret->hashAlgorithm, X509_ALGOR_new);
  88         M_ASN1_New(ret->issuerNameHash, ASN1_OCTET_STRING_new);
  89         M_ASN1_New(ret->issuerKeyHash, ASN1_OCTET_STRING_new);
  90         M_ASN1_New(ret->serialNumber, ASN1_INTEGER_new);
  91         return(ret);
  92         M_ASN1_New_Error(ASN1_F_OCSP_CERTID_NEW);
  93         }
  94
  95 void OCSP_CERTID_free(OCSP_CERTID *a)
  96         {
  97         if (a == NULL) return;
  98         X509_ALGOR_free(a->hashAlgorithm);
  99         ASN1_OCTET_STRING_free(a->issuerNameHash);
 100         ASN1_OCTET_STRING_free(a->issuerKeyHash);
 101         ASN1_INTEGER_free(a->serialNumber);
 102         OPENSSL_free((char *)a);
 103         }
 104
 105 int i2d_OCSP_CERTID(OCSP_CERTID *a,
 106                     unsigned char **pp)
 107         {
 108         M_ASN1_I2D_vars(a);
 109
 110         M_ASN1_I2D_len(a->hashAlgorithm, i2d_X509_ALGOR);
 111         M_ASN1_I2D_len(a->issuerNameHash, i2d_ASN1_OCTET_STRING);
 112         M_ASN1_I2D_len(a->issuerKeyHash, i2d_ASN1_OCTET_STRING);
 113         M_ASN1_I2D_len(a->serialNumber, i2d_ASN1_INTEGER);
 114         M_ASN1_I2D_seq_total();
 115         M_ASN1_I2D_put(a->hashAlgorithm, i2d_X509_ALGOR);
 116         M_ASN1_I2D_put(a->issuerNameHash, i2d_ASN1_OCTET_STRING);
 117         M_ASN1_I2D_put(a->issuerKeyHash, i2d_ASN1_OCTET_STRING);
 118         M_ASN1_I2D_put(a->serialNumber, i2d_ASN1_INTEGER);
 119         M_ASN1_I2D_finish();
 120         }
 121
 122 OCSP_CERTID *d2i_OCSP_CERTID(OCSP_CERTID **a,
 123                              unsigned char **pp,
 124                              long length)
 125         {
 126         M_ASN1_D2I_vars(a,OCSP_CERTID *,OCSP_CERTID_new);
 127
 128         M_ASN1_D2I_Init();
 129         M_ASN1_D2I_start_sequence();
 130         M_ASN1_D2I_get(ret->hashAlgorithm, d2i_X509_ALGOR);
 131         M_ASN1_D2I_get(ret->issuerNameHash, d2i_ASN1_OCTET_STRING);
 132         M_ASN1_D2I_get(ret->issuerKeyHash, d2i_ASN1_OCTET_STRING);
 133         M_ASN1_D2I_get(ret->serialNumber, d2i_ASN1_INTEGER);
 134
 135         /* protect against malformed CERTID's */
 136         if (ASN1_STRING_length(ret->issuerNameHash) == 0 ||
 137                 ASN1_STRING_length(ret->issuerKeyHash) == 0 ||
 138                 ASN1_STRING_length(ret->serialNumber) == 0)
 139                 goto err;
 140
 141         M_ASN1_D2I_Finish(a,OCSP_CERTID_free,ASN1_F_D2I_OCSP_CERTID);
 142         }
 143
 144 int i2a_OCSP_CERTID(BIO *bp,
 145                     OCSP_CERTID* a)
 146         {
 147 #ifdef UNDEF
 148         /* XXX this guy isn't implemented. */
 149         i2a_X509_ALGOR(bp, a->hashAlgorithm);
 150 #else   /* instead, just show OID, not param */
 151         i2a_ASN1_OBJECT(bp, a->hashAlgorithm->algorithm);
 152 #endif
 153         i2a_ASN1_STRING(bp, a->issuerNameHash, V_ASN1_OCTET_STRING);
 154         i2a_ASN1_STRING(bp, a->issuerKeyHash, V_ASN1_OCTET_STRING);
 155         i2a_ASN1_INTEGER(bp, a->serialNumber);
 156         return 4;
 157         }