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/*********************************************************************
* Filename: md2_test.c
* Author: Brad Conte (brad AT bradconte.com)
* Copyright:
* Disclaimer: This code is presented "as is" without any guarantees.
* Details: Performs known-answer tests on the corresponding MD2
implementation. These tests do not encompass the full
range of available test vectors, however, if the tests
pass it is very, very likely that the code is correct
and was compiled properly. This code also serves as
example usage of the functions.
*********************************************************************/
/*************************** HEADER FILES ***************************/
#include <stdio.h>
#include <string.h>
#include <memory.h>
#include "md2.h"
/*********************** FUNCTION DEFINITIONS ***********************/
int md2_test()
{
BYTE text1[] = {"abc"};
BYTE text2[] = {"abcdefghijklmnopqrstuvwxyz"};
BYTE text3_1[] = {"ABCDEFGHIJKLMNOPQRSTUVWXYZabcde"};
BYTE text3_2[] = {"fghijklmnopqrstuvwxyz0123456789"};
BYTE hash1[MD2_BLOCK_SIZE] = {0xda,0x85,0x3b,0x0d,0x3f,0x88,0xd9,0x9b,0x30,0x28,0x3a,0x69,0xe6,0xde,0xd6,0xbb};
BYTE hash2[MD2_BLOCK_SIZE] = {0x4e,0x8d,0xdf,0xf3,0x65,0x02,0x92,0xab,0x5a,0x41,0x08,0xc3,0xaa,0x47,0x94,0x0b};
BYTE hash3[MD2_BLOCK_SIZE] = {0xda,0x33,0xde,0xf2,0xa4,0x2d,0xf1,0x39,0x75,0x35,0x28,0x46,0xc3,0x03,0x38,0xcd};
BYTE buf[16];
MD2_CTX ctx;
int pass = 1;
md2_init(&ctx);
md2_update(&ctx, text1, strlen(text1));
md2_final(&ctx, buf);
pass = pass && !memcmp(hash1, buf, MD2_BLOCK_SIZE);
// Note that the MD2 object can be re-used.
md2_init(&ctx);
md2_update(&ctx, text2, strlen(text2));
md2_final(&ctx, buf);
pass = pass && !memcmp(hash2, buf, MD2_BLOCK_SIZE);
// Note that the data is added in two chunks.
md2_init(&ctx);
md2_update(&ctx, text3_1, strlen(text3_1));
md2_update(&ctx, text3_2, strlen(text3_2));
md2_final(&ctx, buf);
pass = pass && !memcmp(hash3, buf, MD2_BLOCK_SIZE);
return(pass);
}
int main()
{
printf("MD2 tests: %s\n", md2_test() ? "SUCCEEDED" : "FAILED");
}
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