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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  * Test driver
     33  *
     34  ***/
     35 
     36 static TESTDATA tests[] = {
     37     { "Now is the time for all ",
     38         { 0x42, 0xE5, 0x0C, 0xD2, 0x24, 0xBA, 0xCE, 0xBA,
     39             0x76, 0x0B, 0xDD, 0x2B, 0xD4, 0x09, 0x28, 0x1A } }
     40 };
     41 
     42 /**********************************************************************
     43  *
     44  * Test of mdc2 internal functions
     45  *
     46  ***/
     47 
     48 static int test_mdc2(int idx)
     49 {
     50     unsigned char md[MDC2_DIGEST_LENGTH];
     51     MDC2_CTX c;
     52     const TESTDATA testdata = tests[idx];
     53 
     54     MDC2_Init(&c);
     55     MDC2_Update(&c, (const unsigned char *)testdata.input,
     56         strlen(testdata.input));
     57     MDC2_Final(&(md[0]), &c);
     58 
     59     if (!TEST_mem_eq(testdata.expected, MDC2_DIGEST_LENGTH,
     60             md, MDC2_DIGEST_LENGTH)) {
     61         TEST_info("mdc2 test %d: unexpected output", idx);
     62         return 0;
     63     }
     64 
     65     return 1;
     66 }
     67 
     68 int setup_tests(void)
     69 {
     70     ADD_ALL_TESTS(test_mdc2, OSSL_NELEM(tests));
     71     return 1;
     72 }
     73