test/pemtest.c

   1 /*
   2  * Copyright 2017-2018 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 <string.h>
  11 #include <openssl/bio.h>
  12 #include <openssl/pem.h>
  13
  14 #include "testutil.h"
  15 #include "internal/nelem.h"
  16
  17 typedef struct {
  18     const char *raw;
  19     const char *encoded;
  20 } TESTDATA;
  21
  22 static TESTDATA b64_pem_data[] = {
  23     { "hello world",
  24       "aGVsbG8gd29ybGQ=" },
  25     { "a very ooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooong input",
  26       "YSB2ZXJ5IG9vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29vb29uZyBpbnB1dA==" }
  27 };
  28
  29 static const char *pemtype = "PEMTESTDATA";
  30
  31 static int test_b64(int idx)
  32 {
  33     BIO *b = BIO_new(BIO_s_mem());
  34     char *name = NULL, *header = NULL;
  35     unsigned char *data = NULL;
  36     long len;
  37     int ret = 0;
  38     const char *raw = b64_pem_data[idx].raw;
  39     const char *encoded = b64_pem_data[idx].encoded;
  40
  41     if (!TEST_ptr(b)
  42         || !TEST_true(BIO_printf(b, "-----BEGIN %s-----\n", pemtype))
  43         || !TEST_true(BIO_printf(b, "%s\n", encoded))
  44         || !TEST_true(BIO_printf(b, "-----END %s-----\n", pemtype))
  45         || !TEST_true(PEM_read_bio_ex(b, &name, &header, &data, &len,
  46                                       PEM_FLAG_ONLY_B64)))
  47         goto err;
  48     if (!TEST_int_eq(memcmp(pemtype, name, strlen(pemtype)), 0)
  49         || !TEST_int_eq(len, strlen(raw))
  50         || !TEST_int_eq(memcmp(data, raw, strlen(raw)), 0))
  51         goto err;
  52     ret = 1;
  53  err:
  54     BIO_free(b);
  55     OPENSSL_free(name);
  56     OPENSSL_free(header);
  57     OPENSSL_free(data);
  58     return ret;
  59 }
  60
  61 static int test_invalid(void)
  62 {
  63     BIO *b = BIO_new(BIO_s_mem());
  64     char *name = NULL, *header = NULL;
  65     unsigned char *data = NULL;
  66     long len;
  67     const char *encoded = b64_pem_data[0].encoded;
  68
  69     if (!TEST_ptr(b)
  70         || !TEST_true(BIO_printf(b, "-----BEGIN %s-----\n", pemtype))
  71         || !TEST_true(BIO_printf(b, "%c%s\n", '\t', encoded))
  72         || !TEST_true(BIO_printf(b, "-----END %s-----\n", pemtype))
  73         /* Expected to fail due to non-base64 character */
  74         || TEST_true(PEM_read_bio_ex(b, &name, &header, &data, &len,
  75                                      PEM_FLAG_ONLY_B64))) {
  76         BIO_free(b);
  77         return 0;
  78     }
  79     BIO_free(b);
  80     OPENSSL_free(name);
  81     OPENSSL_free(header);
  82     OPENSSL_free(data);
  83     return 1;
  84 }
  85
  86 int setup_tests(void)
  87 {
  88     ADD_ALL_TESTS(test_b64, OSSL_NELEM(b64_pem_data));
  89     ADD_TEST(test_invalid);
  90     return 1;
  91 }