crypto/x509/x509_lcl.h

   1 /*
   2  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
   3  * 2013.
   4  */
   5 /* ====================================================================
   6  * Copyright (c) 2013 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 /*
  60  * This structure holds all parameters associated with a verify operation by
  61  * including an X509_VERIFY_PARAM structure in related structures the
  62  * parameters used can be customized
  63  */
  64
  65 struct X509_VERIFY_PARAM_st {
  66     char *name;
  67     time_t check_time;          /* Time to use */
  68     unsigned long inh_flags;    /* Inheritance flags */
  69     unsigned long flags;        /* Various verify flags */
  70     int purpose;                /* purpose to check untrusted certificates */
  71     int trust;                  /* trust setting to check */
  72     int depth;                  /* Verify depth */
  73     STACK_OF(ASN1_OBJECT) *policies; /* Permissible policies */
  74     /* Peer identity details */
  75     STACK_OF(OPENSSL_STRING) *hosts; /* Set of acceptable names */
  76     unsigned int hostflags;     /* Flags to control matching features */
  77     char *peername;             /* Matching hostname in peer certificate */
  78     char *email;                /* If not NULL email address to match */
  79     size_t emaillen;
  80     unsigned char *ip;          /* If not NULL IP address to match */
  81     size_t iplen;               /* Length of IP address */
  82 };
  83
  84 /* No error callback if depth < 0 */
  85 int x509_check_cert_time(X509_STORE_CTX *ctx, X509 *x, int depth);
  86
  87 /* a sequence of these are used */
  88 struct x509_attributes_st {
  89     ASN1_OBJECT *object;
  90     STACK_OF(ASN1_TYPE) *set;
  91 };
  92
  93 struct X509_extension_st {
  94     ASN1_OBJECT *object;
  95     ASN1_BOOLEAN critical;
  96     ASN1_OCTET_STRING value;
  97 };
  98
  99 /*
 100  * Method to handle CRL access. In general a CRL could be very large (several
 101  * Mb) and can consume large amounts of resources if stored in memory by
 102  * multiple processes. This method allows general CRL operations to be
 103  * redirected to more efficient callbacks: for example a CRL entry database.
 104  */
 105
 106 #define X509_CRL_METHOD_DYNAMIC         1
 107
 108 struct x509_crl_method_st {
 109     int flags;
 110     int (*crl_init) (X509_CRL *crl);
 111     int (*crl_free) (X509_CRL *crl);
 112     int (*crl_lookup) (X509_CRL *crl, X509_REVOKED **ret,
 113                        ASN1_INTEGER *ser, X509_NAME *issuer);
 114     int (*crl_verify) (X509_CRL *crl, EVP_PKEY *pk);
 115 };
 116
 117 typedef struct lookup_dir_hashes_st BY_DIR_HASH;
 118 typedef struct lookup_dir_entry_st BY_DIR_ENTRY;
 119 DEFINE_STACK_OF(BY_DIR_HASH)
 120 DEFINE_STACK_OF(BY_DIR_ENTRY)
 121 typedef STACK_OF(X509_NAME_ENTRY) STACK_OF_X509_NAME_ENTRY;
 122 DEFINE_STACK_OF(STACK_OF_X509_NAME_ENTRY)