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      1 /*
      2  * Copyright 2016-2020 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 /* Internal tests for the mdc2 module */
     11 
     12 /*
     13  * MDC2 low level APIs are deprecated for public use, but still ok for
     14  * internal use.
     15  */
     16 #include "internal/deprecated.h"
     17 
     18 #include <stdio.h>
     19 #include <string.h>
     20 
     21 #include <openssl/mdc2.h>
     22 #include "testutil.h"
     23 #include "internal/nelem.h"
     24 
     25 typedef struct {
     26     const char *input;
     27     const unsigned char expected[MDC2_DIGEST_LENGTH];
     28 } TESTDATA;
     29 
     30 
     31 /**********************************************************************
     32  *
     33  * Test driver
     34  *
     35  ***/
     36 
     37 static TESTDATA tests[] = {
     38     {
     39         "Now is the time for all ",
     40         {
     41             0x42, 0xE5, 0x0C, 0xD2, 0x24, 0xBA, 0xCE, 0xBA,
     42             0x76, 0x0B, 0xDD, 0x2B, 0xD4, 0x09, 0x28, 0x1A
     43         }
     44     }
     45 };
     46 
     47 /**********************************************************************
     48  *
     49  * Test of mdc2 internal functions
     50  *
     51  ***/
     52 
     53 static int test_mdc2(int idx)
     54 {
     55     unsigned char md[MDC2_DIGEST_LENGTH];
     56     MDC2_CTX c;
     57     const TESTDATA testdata = tests[idx];
     58 
     59     MDC2_Init(&c);
     60     MDC2_Update(&c, (const unsigned char *)testdata.input,
     61                 strlen(testdata.input));
     62     MDC2_Final(&(md[0]), &c);
     63 
     64     if (!TEST_mem_eq(testdata.expected, MDC2_DIGEST_LENGTH,
     65                      md, MDC2_DIGEST_LENGTH)) {
     66         TEST_info("mdc2 test %d: unexpected output", idx);
     67         return 0;
     68     }
     69 
     70     return 1;
     71 }
     72 
     73 int setup_tests(void)
     74 {
     75     ADD_ALL_TESTS(test_mdc2, OSSL_NELEM(tests));
     76     return 1;
     77 }
     78