test/cmp_testlib.c

   1 /*
   2  * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  * Copyright Nokia 2007-2019
   4  * Copyright Siemens AG 2015-2019
   5  *
   6  * Licensed under the Apache License 2.0 (the "License").  You may not use
   7  * this file except in compliance with the License.  You can obtain a copy
   8  * in the file LICENSE in the source distribution or at
   9  * https://www.openssl.org/source/license.html
  10  */
  11
  12 #include "cmp_testlib.h"
  13 #include <openssl/rsa.h> /* needed in case config no-deprecated */
  14
  15 DEFINE_STACK_OF(X509)
  16
  17 EVP_PKEY *load_pem_key(const char *file)
  18 {
  19     EVP_PKEY *key = NULL;
  20     BIO *bio = NULL;
  21
  22     if (!TEST_ptr(bio = BIO_new(BIO_s_file())))
  23         return NULL;
  24     if (TEST_int_gt(BIO_read_filename(bio, file), 0))
  25         (void)TEST_ptr(key = PEM_read_bio_PrivateKey(bio, NULL, NULL, NULL));
  26
  27     BIO_free(bio);
  28     return key;
  29 }
  30
  31 X509 *load_pem_cert(const char *file)
  32 {
  33     X509 *cert = NULL;
  34     BIO *bio = NULL;
  35
  36     if (!TEST_ptr(bio = BIO_new(BIO_s_file())))
  37         return NULL;
  38     if (TEST_int_gt(BIO_read_filename(bio, file), 0))
  39         (void)TEST_ptr(cert = PEM_read_bio_X509(bio, NULL, NULL, NULL));
  40
  41     BIO_free(bio);
  42     return cert;
  43 }
  44
  45 OSSL_CMP_MSG *load_pkimsg(const char *file)
  46 {
  47     OSSL_CMP_MSG *msg;
  48
  49     (void)TEST_ptr((msg = ossl_cmp_msg_load(file)));
  50     return msg;
  51 }
  52
  53 X509_REQ *load_csr(const char *file)
  54 {
  55     X509_REQ *csr = NULL;
  56     BIO *bio = NULL;
  57
  58     if (!TEST_ptr(file) || !TEST_ptr(bio = BIO_new_file(file, "rb")))
  59         return NULL;
  60     (void)TEST_ptr(csr = d2i_X509_REQ_bio(bio, NULL));
  61     BIO_free(bio);
  62     return csr;
  63 }
  64
  65 EVP_PKEY *gen_rsa(void)
  66 {
  67     EVP_PKEY_CTX *ctx = NULL;
  68     EVP_PKEY *pkey = NULL;
  69
  70     (void)(TEST_ptr(ctx = EVP_PKEY_CTX_new_id(EVP_PKEY_RSA, NULL))
  71                && TEST_int_gt(EVP_PKEY_keygen_init(ctx), 0)
  72                && TEST_int_gt(EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, 2048), 0)
  73                && TEST_int_gt(EVP_PKEY_keygen(ctx, &pkey), 0));
  74     EVP_PKEY_CTX_free(ctx);
  75     return pkey;
  76 }
  77
  78 /*
  79  * Checks whether the syntax of msg conforms to ASN.1
  80  */
  81 int valid_asn1_encoding(const OSSL_CMP_MSG *msg)
  82 {
  83     return msg != NULL ? i2d_OSSL_CMP_MSG(msg, NULL) > 0 : 0;
  84 }
  85
  86 /*
  87  * Compares two stacks of certificates in the order of their elements.
  88  * Returns 0 if sk1 and sk2 are equal and another value otherwise
  89  */
  90 int STACK_OF_X509_cmp(const STACK_OF(X509) *sk1, const STACK_OF(X509) *sk2)
  91 {
  92     int i, res;
  93     X509 *a, *b;
  94
  95     if (sk1 == sk2)
  96         return 0;
  97     if (sk1 == NULL)
  98         return -1;
  99     if (sk2 == NULL)
 100         return 1;
 101     if ((res = sk_X509_num(sk1) - sk_X509_num(sk2)))
 102         return res;
 103     for (i = 0; i < sk_X509_num(sk1); i++) {
 104         a = sk_X509_value(sk1, i);
 105         b = sk_X509_value(sk2, i);
 106         if (a != b)
 107             if ((res = X509_cmp(a, b)) != 0)
 108                 return res;
 109     }
 110     return 0;
 111 }
 112
 113 /*
 114  * Up refs and push a cert onto sk.
 115  * Returns the number of certificates on the stack on success
 116  * Returns -1 or 0 on error
 117  */
 118 int STACK_OF_X509_push1(STACK_OF(X509) *sk, X509 *cert)
 119 {
 120     int res;
 121
 122     if (sk == NULL || cert == NULL)
 123         return -1;
 124     if (!X509_up_ref(cert))
 125         return -1;
 126     res = sk_X509_push(sk, cert);
 127     if (res <= 0)
 128         X509_free(cert); /* down-ref */
 129     return res;
 130 }
 131
 132 int print_to_bio_out(const char *func, const char *file, int line,
 133                      OSSL_CMP_severity level, const char *msg)
 134 {
 135     return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
 136 }