freebsd-dev/contrib/ntp/libntp/authusekey.c
2004-07-20 15:01:56 +00:00

48 lines
895 B
C

/*
* authusekey - decode a key from ascii and use it
*/
#include <stdio.h>
#include <ctype.h>
#include "ntp_types.h"
#include "ntp_string.h"
#include "ntp_stdlib.h"
/*
* Types of ascii representations for keys. "Standard" means a 64 bit
* hex number in NBS format, i.e. with the low order bit of each byte
* a parity bit. "NTP" means a 64 bit key in NTP format, with the
* high order bit of each byte a parity bit. "Ascii" means a 1-to-8
* character string whose ascii representation is used as the key.
*/
#define KEY_TYPE_MD5 4
int
authusekey(
keyid_t keyno,
int keytype,
const u_char *str
)
{
const u_char *cp;
int len;
cp = str;
len = strlen((const char *)cp);
if (len == 0)
return 0;
switch(keytype) {
case KEY_TYPE_MD5:
MD5auth_setkey(keyno, str, (int)strlen((const char *)str));
break;
default:
/* Oh, well */
return 0;
}
return 1;
}