1 #include <stdio.h>

2 #include <stdlib.h>

3 #include <sys/time.h>

4 #include <string.h>

5 #include "global.h"

6 #include "md5.h"

7 #include "hmac_md5.h"

8

9 static void

10 pad0_copy(char *d, char *s, int sz)

11 {

12 int i = 0;

13 while (*s && (i < sz)) {

14 *(d++) = *(s++);

15 i++;

16 }

17 while (i <= sz) {

18 *(d++) = 0;

19 i++;

20 }

21 }

22

23 int

24 main()

25 {

26 int i;

27 // unsigned char digest[16];

28 char digest[16];

29 char *msgid = "<1896.697170952@postoffice.reston.mci.net>";

30 char secret[65];

31

32 hmac_md5("<48157.953508124@mail.class-c.net>", 34, "no!SpamAtAll", 12, digest);

33 for (i = 0; i < 16; i++)

34 printf("%x", (unsigned int) digest[i]);

35 printf("\n");

36

37 hmac_md5(msgid, strlen(msgid), "tanstaaftanstaaf", 16, digest);

38 for (i = 0; i < 16; i++)

39 printf("%x", (unsigned int) digest[i]);

40 printf("\n");

41

42 pad0_copy(secret, "tanstaaftanstaaf", 64);

43 hmac_md5(msgid, strlen(msgid), secret, 64, digest);

44 for (i = 0; i < 16; i++)

45 printf("%x", (unsigned int) digest[i]);

46 printf("\n");

47

48 exit(0);

49 }