crypto/ocsp/ocsp_prn.c

   1 /* ocsp_prn.c */
   2 /*
   3  * Written by Tom Titchener <Tom_Titchener@groove.net> for the OpenSSL
   4  * project.
   5  */
   6
   7 /*
   8  * History: This file was originally part of ocsp.c and was transfered to
   9  * Richard Levitte from CertCo by Kathy Weinhold in mid-spring 2000 to be
  10  * included in OpenSSL or released as a patch kit.
  11  */
  12
  13 /* ====================================================================
  14  * Copyright (c) 1998-2000 The OpenSSL Project.  All rights reserved.
  15  *
  16  * Redistribution and use in source and binary forms, with or without
  17  * modification, are permitted provided that the following conditions
  18  * are met:
  19  *
  20  * 1. Redistributions of source code must retain the above copyright
  21  *    notice, this list of conditions and the following disclaimer.
  22  *
  23  * 2. Redistributions in binary form must reproduce the above copyright
  24  *    notice, this list of conditions and the following disclaimer in
  25  *    the documentation and/or other materials provided with the
  26  *    distribution.
  27  *
  28  * 3. All advertising materials mentioning features or use of this
  29  *    software must display the following acknowledgment:
  30  *    "This product includes software developed by the OpenSSL Project
  31  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  32  *
  33  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  34  *    endorse or promote products derived from this software without
  35  *    prior written permission. For written permission, please contact
  36  *    openssl-core@openssl.org.
  37  *
  38  * 5. Products derived from this software may not be called "OpenSSL"
  39  *    nor may "OpenSSL" appear in their names without prior written
  40  *    permission of the OpenSSL Project.
  41  *
  42  * 6. Redistributions of any form whatsoever must retain the following
  43  *    acknowledgment:
  44  *    "This product includes software developed by the OpenSSL Project
  45  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  46  *
  47  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  48  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  49  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  50  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  51  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  52  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  53  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  54  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  55  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  56  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  57  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  58  * OF THE POSSIBILITY OF SUCH DAMAGE.
  59  * ====================================================================
  60  *
  61  * This product includes cryptographic software written by Eric Young
  62  * (eay@cryptsoft.com).  This product includes software written by Tim
  63  * Hudson (tjh@cryptsoft.com).
  64  *
  65  */
  66
  67 #include <openssl/bio.h>
  68 #include <openssl/err.h>
  69 #include <openssl/ocsp.h>
  70 #include "ocsp_lcl.h"
  71 #include <openssl/pem.h>
  72
  73 static int ocsp_certid_print(BIO *bp, OCSP_CERTID *a, int indent)
  74 {
  75     BIO_printf(bp, "%*sCertificate ID:\n", indent, "");
  76     indent += 2;
  77     BIO_printf(bp, "%*sHash Algorithm: ", indent, "");
  78     i2a_ASN1_OBJECT(bp, a->hashAlgorithm->algorithm);
  79     BIO_printf(bp, "\n%*sIssuer Name Hash: ", indent, "");
  80     i2a_ASN1_STRING(bp, a->issuerNameHash, V_ASN1_OCTET_STRING);
  81     BIO_printf(bp, "\n%*sIssuer Key Hash: ", indent, "");
  82     i2a_ASN1_STRING(bp, a->issuerKeyHash, V_ASN1_OCTET_STRING);
  83     BIO_printf(bp, "\n%*sSerial Number: ", indent, "");
  84     i2a_ASN1_INTEGER(bp, a->serialNumber);
  85     BIO_printf(bp, "\n");
  86     return 1;
  87 }
  88
  89 typedef struct {
  90     long t;
  91     const char *m;
  92 } OCSP_TBLSTR;
  93
  94 static const char *table2string(long s, const OCSP_TBLSTR *ts, int len)
  95 {
  96     const OCSP_TBLSTR *p;
  97     for (p = ts; p < ts + len; p++)
  98         if (p->t == s)
  99             return p->m;
 100     return "(UNKNOWN)";
 101 }
 102
 103 const char *OCSP_response_status_str(long s)
 104 {
 105     static const OCSP_TBLSTR rstat_tbl[] = {
 106         {OCSP_RESPONSE_STATUS_SUCCESSFUL, "successful"},
 107         {OCSP_RESPONSE_STATUS_MALFORMEDREQUEST, "malformedrequest"},
 108         {OCSP_RESPONSE_STATUS_INTERNALERROR, "internalerror"},
 109         {OCSP_RESPONSE_STATUS_TRYLATER, "trylater"},
 110         {OCSP_RESPONSE_STATUS_SIGREQUIRED, "sigrequired"},
 111         {OCSP_RESPONSE_STATUS_UNAUTHORIZED, "unauthorized"}
 112     };
 113     return table2string(s, rstat_tbl, 6);
 114 }
 115
 116 const char *OCSP_cert_status_str(long s)
 117 {
 118     static const OCSP_TBLSTR cstat_tbl[] = {
 119         {V_OCSP_CERTSTATUS_GOOD, "good"},
 120         {V_OCSP_CERTSTATUS_REVOKED, "revoked"},
 121         {V_OCSP_CERTSTATUS_UNKNOWN, "unknown"}
 122     };
 123     return table2string(s, cstat_tbl, 3);
 124 }
 125
 126 const char *OCSP_crl_reason_str(long s)
 127 {
 128     static const OCSP_TBLSTR reason_tbl[] = {
 129         {OCSP_REVOKED_STATUS_UNSPECIFIED, "unspecified"},
 130         {OCSP_REVOKED_STATUS_KEYCOMPROMISE, "keyCompromise"},
 131         {OCSP_REVOKED_STATUS_CACOMPROMISE, "cACompromise"},
 132         {OCSP_REVOKED_STATUS_AFFILIATIONCHANGED, "affiliationChanged"},
 133         {OCSP_REVOKED_STATUS_SUPERSEDED, "superseded"},
 134         {OCSP_REVOKED_STATUS_CESSATIONOFOPERATION, "cessationOfOperation"},
 135         {OCSP_REVOKED_STATUS_CERTIFICATEHOLD, "certificateHold"},
 136         {OCSP_REVOKED_STATUS_REMOVEFROMCRL, "removeFromCRL"}
 137     };
 138     return table2string(s, reason_tbl, 8);
 139 }
 140
 141 int OCSP_REQUEST_print(BIO *bp, OCSP_REQUEST *o, unsigned long flags)
 142 {
 143     int i;
 144     long l;
 145     OCSP_CERTID *cid = NULL;
 146     OCSP_ONEREQ *one = NULL;
 147     OCSP_REQINFO *inf = o->tbsRequest;
 148     OCSP_SIGNATURE *sig = o->optionalSignature;
 149
 150     if (BIO_write(bp, "OCSP Request Data:\n", 19) <= 0)
 151         goto err;
 152     l = ASN1_INTEGER_get(inf->version);
 153     if (BIO_printf(bp, "    Version: %lu (0x%lx)", l + 1, l) <= 0)
 154         goto err;
 155     if (inf->requestorName != NULL) {
 156         if (BIO_write(bp, "\n    Requestor Name: ", 21) <= 0)
 157             goto err;
 158         GENERAL_NAME_print(bp, inf->requestorName);
 159     }
 160     if (BIO_write(bp, "\n    Requestor List:\n", 21) <= 0)
 161         goto err;
 162     for (i = 0; i < sk_OCSP_ONEREQ_num(inf->requestList); i++) {
 163         one = sk_OCSP_ONEREQ_value(inf->requestList, i);
 164         cid = one->reqCert;
 165         ocsp_certid_print(bp, cid, 8);
 166         if (!X509V3_extensions_print(bp,
 167                                      "Request Single Extensions",
 168                                      one->singleRequestExtensions, flags, 8))
 169             goto err;
 170     }
 171     if (!X509V3_extensions_print(bp, "Request Extensions",
 172                                  inf->requestExtensions, flags, 4))
 173         goto err;
 174     if (sig) {
 175         X509_signature_print(bp, sig->signatureAlgorithm, sig->signature);
 176         for (i = 0; i < sk_X509_num(sig->certs); i++) {
 177             X509_print(bp, sk_X509_value(sig->certs, i));
 178             PEM_write_bio_X509(bp, sk_X509_value(sig->certs, i));
 179         }
 180     }
 181     return 1;
 182  err:
 183     return 0;
 184 }
 185
 186 int OCSP_RESPONSE_print(BIO *bp, OCSP_RESPONSE *o, unsigned long flags)
 187 {
 188     int i, ret = 0;
 189     long l;
 190     OCSP_CERTID *cid = NULL;
 191     OCSP_BASICRESP *br = NULL;
 192     OCSP_RESPID *rid = NULL;
 193     OCSP_RESPDATA *rd = NULL;
 194     OCSP_CERTSTATUS *cst = NULL;
 195     OCSP_REVOKEDINFO *rev = NULL;
 196     OCSP_SINGLERESP *single = NULL;
 197     OCSP_RESPBYTES *rb = o->responseBytes;
 198
 199     if (BIO_puts(bp, "OCSP Response Data:\n") <= 0)
 200         goto err;
 201     l = ASN1_ENUMERATED_get(o->responseStatus);
 202     if (BIO_printf(bp, "    OCSP Response Status: %s (0x%lx)\n",
 203                    OCSP_response_status_str(l), l) <= 0)
 204         goto err;
 205     if (rb == NULL)
 206         return 1;
 207     if (BIO_puts(bp, "    Response Type: ") <= 0)
 208         goto err;
 209     if (i2a_ASN1_OBJECT(bp, rb->responseType) <= 0)
 210         goto err;
 211     if (OBJ_obj2nid(rb->responseType) != NID_id_pkix_OCSP_basic) {
 212         BIO_puts(bp, " (unknown response type)\n");
 213         return 1;
 214     }
 215
 216     i = ASN1_STRING_length(rb->response);
 217     if ((br = OCSP_response_get1_basic(o)) == NULL)
 218         goto err;
 219     rd = br->tbsResponseData;
 220     l = ASN1_INTEGER_get(rd->version);
 221     if (BIO_printf(bp, "\n    Version: %lu (0x%lx)\n", l + 1, l) <= 0)
 222         goto err;
 223     if (BIO_puts(bp, "    Responder Id: ") <= 0)
 224         goto err;
 225
 226     rid = rd->responderId;
 227     switch (rid->type) {
 228     case V_OCSP_RESPID_NAME:
 229         X509_NAME_print_ex(bp, rid->value.byName, 0, XN_FLAG_ONELINE);
 230         break;
 231     case V_OCSP_RESPID_KEY:
 232         i2a_ASN1_STRING(bp, rid->value.byKey, V_ASN1_OCTET_STRING);
 233         break;
 234     }
 235
 236     if (BIO_printf(bp, "\n    Produced At: ") <= 0)
 237         goto err;
 238     if (!ASN1_GENERALIZEDTIME_print(bp, rd->producedAt))
 239         goto err;
 240     if (BIO_printf(bp, "\n    Responses:\n") <= 0)
 241         goto err;
 242     for (i = 0; i < sk_OCSP_SINGLERESP_num(rd->responses); i++) {
 243         if (!sk_OCSP_SINGLERESP_value(rd->responses, i))
 244             continue;
 245         single = sk_OCSP_SINGLERESP_value(rd->responses, i);
 246         cid = single->certId;
 247         if (ocsp_certid_print(bp, cid, 4) <= 0)
 248             goto err;
 249         cst = single->certStatus;
 250         if (BIO_printf(bp, "    Cert Status: %s",
 251                        OCSP_cert_status_str(cst->type)) <= 0)
 252             goto err;
 253         if (cst->type == V_OCSP_CERTSTATUS_REVOKED) {
 254             rev = cst->value.revoked;
 255             if (BIO_printf(bp, "\n    Revocation Time: ") <= 0)
 256                 goto err;
 257             if (!ASN1_GENERALIZEDTIME_print(bp, rev->revocationTime))
 258                 goto err;
 259             if (rev->revocationReason) {
 260                 l = ASN1_ENUMERATED_get(rev->revocationReason);
 261                 if (BIO_printf(bp,
 262                                "\n    Revocation Reason: %s (0x%lx)",
 263                                OCSP_crl_reason_str(l), l) <= 0)
 264                     goto err;
 265             }
 266         }
 267         if (BIO_printf(bp, "\n    This Update: ") <= 0)
 268             goto err;
 269         if (!ASN1_GENERALIZEDTIME_print(bp, single->thisUpdate))
 270             goto err;
 271         if (single->nextUpdate) {
 272             if (BIO_printf(bp, "\n    Next Update: ") <= 0)
 273                 goto err;
 274             if (!ASN1_GENERALIZEDTIME_print(bp, single->nextUpdate))
 275                 goto err;
 276         }
 277         if (BIO_write(bp, "\n", 1) <= 0)
 278             goto err;
 279         if (!X509V3_extensions_print(bp,
 280                                      "Response Single Extensions",
 281                                      single->singleExtensions, flags, 8))
 282             goto err;
 283         if (BIO_write(bp, "\n", 1) <= 0)
 284             goto err;
 285     }
 286     if (!X509V3_extensions_print(bp, "Response Extensions",
 287                                  rd->responseExtensions, flags, 4))
 288         goto err;
 289     if (X509_signature_print(bp, br->signatureAlgorithm, br->signature) <= 0)
 290         goto err;
 291
 292     for (i = 0; i < sk_X509_num(br->certs); i++) {
 293         X509_print(bp, sk_X509_value(br->certs, i));
 294         PEM_write_bio_X509(bp, sk_X509_value(br->certs, i));
 295     }
 296
 297     ret = 1;
 298  err:
 299     OCSP_BASICRESP_free(br);
 300     return ret;
 301 }