xref: /freebsd/crypto/openssl/test/testutil/load.c (revision e9ac41698b2f322d55ccf9da50a3596edb2c1800)
1 /*
2  * Copyright 2020-2021 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 <stdlib.h>
12 
13 #include <openssl/x509.h>
14 #include <openssl/pem.h>
15 
16 #include "../testutil.h"
17 
18 X509 *load_cert_pem(const char *file, OSSL_LIB_CTX *libctx)
19 {
20     X509 *cert = NULL;
21     BIO *bio = NULL;
22 
23     if (!TEST_ptr(file) || !TEST_ptr(bio = BIO_new(BIO_s_file())))
24         return NULL;
25     if (TEST_int_gt(BIO_read_filename(bio, file), 0)
26             && TEST_ptr(cert = X509_new_ex(libctx, NULL)))
27         (void)TEST_ptr(cert = PEM_read_bio_X509(bio, &cert, NULL, NULL));
28 
29     BIO_free(bio);
30     return cert;
31 }
32 
33 STACK_OF(X509) *load_certs_pem(const char *file)
34 {
35     STACK_OF(X509) *certs;
36     BIO *bio;
37     X509 *x;
38 
39     if (!TEST_ptr(file) || (bio = BIO_new_file(file, "r")) == NULL)
40         return NULL;
41 
42     certs = sk_X509_new_null();
43     if (certs == NULL) {
44         BIO_free(bio);
45         return NULL;
46     }
47 
48     ERR_set_mark();
49     do {
50         x = PEM_read_bio_X509(bio, NULL, 0, NULL);
51         if (x != NULL && !sk_X509_push(certs, x)) {
52             sk_X509_pop_free(certs, X509_free);
53             BIO_free(bio);
54             return NULL;
55         } else if (x == NULL) {
56             /*
57              * We probably just ran out of certs, so ignore any errors
58              * generated
59              */
60             ERR_pop_to_mark();
61         }
62     } while (x != NULL);
63 
64     BIO_free(bio);
65 
66     return certs;
67 }
68 
69 EVP_PKEY *load_pkey_pem(const char *file, OSSL_LIB_CTX *libctx)
70 {
71     EVP_PKEY *key = NULL;
72     BIO *bio = NULL;
73 
74     if (!TEST_ptr(file) || !TEST_ptr(bio = BIO_new(BIO_s_file())))
75         return NULL;
76     if (TEST_int_gt(BIO_read_filename(bio, file), 0)) {
77         unsigned long err = ERR_peek_error();
78 
79         if (TEST_ptr(key = PEM_read_bio_PrivateKey_ex(bio, NULL, NULL, NULL,
80                                                       libctx, NULL))
81             && err != ERR_peek_error()) {
82             TEST_info("Spurious error from reading PEM");
83             EVP_PKEY_free(key);
84             key = NULL;
85         }
86     }
87 
88     BIO_free(bio);
89     return key;
90 }
91 
92 X509_REQ *load_csr_der(const char *file, OSSL_LIB_CTX *libctx)
93 {
94     X509_REQ *csr = NULL;
95     BIO *bio = NULL;
96 
97     if (!TEST_ptr(file) || !TEST_ptr(bio = BIO_new_file(file, "rb")))
98         return NULL;
99 
100     csr = X509_REQ_new_ex(libctx, NULL);
101     if (TEST_ptr(csr))
102         (void)TEST_ptr(d2i_X509_REQ_bio(bio, &csr));
103     BIO_free(bio);
104     return csr;
105 }
106