test/cmp_testlib.c

   1 /*
   2  * Copyright 2007-2019 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 EVP_PKEY *load_pem_key(const char *file)
  16 {
  17     EVP_PKEY *key = NULL;
  18     BIO *bio = NULL;
  19
  20     if (!TEST_ptr(bio = BIO_new(BIO_s_file())))
  21         return NULL;
  22     if (TEST_int_gt(BIO_read_filename(bio, file), 0))
  23         (void)TEST_ptr(key = PEM_read_bio_PrivateKey(bio, NULL, NULL, NULL));
  24
  25     BIO_free(bio);
  26     return key;
  27 }
  28
  29 X509 *load_pem_cert(const char *file)
  30 {
  31     X509 *cert = NULL;
  32     BIO *bio = NULL;
  33
  34     if (!TEST_ptr(bio = BIO_new(BIO_s_file())))
  35         return NULL;
  36     if (TEST_int_gt(BIO_read_filename(bio, file), 0))
  37         (void)TEST_ptr(cert = PEM_read_bio_X509(bio, NULL, NULL, NULL));
  38
  39     BIO_free(bio);
  40     return cert;
  41 }
  42
  43 OSSL_CMP_MSG *load_pkimsg(const char *file)
  44 {
  45     OSSL_CMP_MSG *msg;
  46
  47     (void)TEST_ptr((msg = ossl_cmp_msg_load(file)));
  48     return msg;
  49 }
  50
  51 X509_REQ *load_csr(const char *file)
  52 {
  53     X509_REQ *csr = NULL;
  54     BIO *bio = NULL;
  55
  56     if (!TEST_ptr(file) || !TEST_ptr(bio = BIO_new_file(file, "rb")))
  57         return NULL;
  58     (void)TEST_ptr(csr = d2i_X509_REQ_bio(bio, NULL));
  59     BIO_free(bio);
  60     return csr;
  61 }
  62
  63 EVP_PKEY *gen_rsa(void)
  64 {
  65     EVP_PKEY_CTX *ctx = NULL;
  66     EVP_PKEY *pkey = NULL;
  67
  68     (void)(TEST_ptr(ctx = EVP_PKEY_CTX_new_id(EVP_PKEY_RSA, NULL))
  69                && TEST_int_gt(EVP_PKEY_keygen_init(ctx), 0)
  70                && TEST_int_gt(EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, 2048), 0)
  71                && TEST_int_gt(EVP_PKEY_keygen(ctx, &pkey), 0));
  72     EVP_PKEY_CTX_free(ctx);
  73     return pkey;
  74 }
  75
  76 /*
  77  * Checks whether the syntax of msg conforms to ASN.1
  78  */
  79 int valid_asn1_encoding(const OSSL_CMP_MSG *msg)
  80 {
  81     return msg != NULL ? i2d_OSSL_CMP_MSG(msg, NULL) > 0 : 0;
  82 }
  83
  84 /*
  85  * Compares two stacks of certificates in the order of their elements.
  86  * Returns 0 if sk1 and sk2 are equal and another value otherwise
  87  */
  88 int STACK_OF_X509_cmp(const STACK_OF(X509) *sk1, const STACK_OF(X509) *sk2)
  89 {
  90     int i, res;
  91     X509 *a, *b;
  92
  93     if (sk1 == sk2)
  94         return 0;
  95     if (sk1 == NULL)
  96         return -1;
  97     if (sk2 == NULL)
  98         return 1;
  99     if ((res = sk_X509_num(sk1) - sk_X509_num(sk2)))
 100         return res;
 101     for (i = 0; i < sk_X509_num(sk1); i++) {
 102         a = sk_X509_value(sk1, i);
 103         b = sk_X509_value(sk2, i);
 104         if (a != b)
 105             if ((res = X509_cmp(a, b)) != 0)
 106                 return res;
 107     }
 108     return 0;
 109 }
 110
 111 /*
 112  * Up refs and push a cert onto sk.
 113  * Returns the number of certificates on the stack on success
 114  * Returns -1 or 0 on error
 115  */
 116 int STACK_OF_X509_push1(STACK_OF(X509) *sk, X509 *cert)
 117 {
 118     int res;
 119
 120     if (sk == NULL || cert == NULL)
 121         return -1;
 122     if (!X509_up_ref(cert))
 123         return -1;
 124     res = sk_X509_push(sk, cert);
 125     if (res <= 0)
 126         X509_free(cert); /* down-ref */
 127     return res;
 128 }
 129
 130 int print_to_bio_out(const char *func, const char *file, int line,
 131                      OSSL_CMP_severity level, const char *msg)
 132 {
 133     return OSSL_CMP_print_to_bio(bio_out, func, file, line, level, msg);
 134 }