crypto/x509/t_crl.c

   1 /*
   2  * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdio.h>
  11 #include "internal/cryptlib.h"
  12 #include <openssl/buffer.h>
  13 #include <openssl/bn.h>
  14 #include <openssl/objects.h>
  15 #include <openssl/x509.h>
  16 #include <openssl/x509v3.h>
  17
  18 #ifndef OPENSSL_NO_STDIO
  19 int X509_CRL_print_fp(FILE *fp, X509_CRL *x)
  20 {
  21     BIO *b;
  22     int ret;
  23
  24     if ((b = BIO_new(BIO_s_file())) == NULL) {
  25         X509err(X509_F_X509_CRL_PRINT_FP, ERR_R_BUF_LIB);
  26         return 0;
  27     }
  28     BIO_set_fp(b, fp, BIO_NOCLOSE);
  29     ret = X509_CRL_print(b, x);
  30     BIO_free(b);
  31     return ret;
  32 }
  33 #endif
  34
  35 int X509_CRL_print(BIO *out, X509_CRL *x)
  36 {
  37   return X509_CRL_print_ex(out, x, XN_FLAG_COMPAT);
  38 }
  39
  40 int X509_CRL_print_ex(BIO *out, X509_CRL *x, unsigned long nmflag)
  41 {
  42     STACK_OF(X509_REVOKED) *rev;
  43     X509_REVOKED *r;
  44     const X509_ALGOR *sig_alg;
  45     const ASN1_BIT_STRING *sig;
  46     long l;
  47     int i;
  48
  49     BIO_printf(out, "Certificate Revocation List (CRL):\n");
  50     l = X509_CRL_get_version(x);
  51     if (l >= 0 && l <= 1)
  52         BIO_printf(out, "%8sVersion %ld (0x%lx)\n", "", l + 1, (unsigned long)l);
  53     else
  54         BIO_printf(out, "%8sVersion unknown (%ld)\n", "", l);
  55     X509_CRL_get0_signature(x, &sig, &sig_alg);
  56     BIO_puts(out, "    ");
  57     X509_signature_print(out, sig_alg, NULL);
  58     BIO_printf(out, "%8sIssuer: ", "");
  59     X509_NAME_print_ex(out, X509_CRL_get_issuer(x), 0, nmflag);
  60     BIO_puts(out, "\n");
  61     BIO_printf(out, "%8sLast Update: ", "");
  62     ASN1_TIME_print(out, X509_CRL_get0_lastUpdate(x));
  63     BIO_printf(out, "\n%8sNext Update: ", "");
  64     if (X509_CRL_get0_nextUpdate(x))
  65         ASN1_TIME_print(out, X509_CRL_get0_nextUpdate(x));
  66     else
  67         BIO_printf(out, "NONE");
  68     BIO_printf(out, "\n");
  69
  70     X509V3_extensions_print(out, "CRL extensions",
  71                             X509_CRL_get0_extensions(x), 0, 8);
  72
  73     rev = X509_CRL_get_REVOKED(x);
  74
  75     if (sk_X509_REVOKED_num(rev) > 0)
  76         BIO_printf(out, "Revoked Certificates:\n");
  77     else
  78         BIO_printf(out, "No Revoked Certificates.\n");
  79
  80     for (i = 0; i < sk_X509_REVOKED_num(rev); i++) {
  81         r = sk_X509_REVOKED_value(rev, i);
  82         BIO_printf(out, "    Serial Number: ");
  83         i2a_ASN1_INTEGER(out, X509_REVOKED_get0_serialNumber(r));
  84         BIO_printf(out, "\n        Revocation Date: ");
  85         ASN1_TIME_print(out, X509_REVOKED_get0_revocationDate(r));
  86         BIO_printf(out, "\n");
  87         X509V3_extensions_print(out, "CRL entry extensions",
  88                                 X509_REVOKED_get0_extensions(r), 0, 8);
  89     }
  90     X509_signature_print(out, sig_alg, sig);
  91
  92     return 1;
  93
  94 }