1 /* 2 * authusekey - decode a key from ascii and use it 3 */ 4 #include <config.h> 5 #include <stdio.h> 6 #include <ctype.h> 7 8 #include "ntp_types.h" 9 #include "ntp_string.h" 10 #include "ntp_stdlib.h" 11 12 /* 13 * Types of ascii representations for keys. "Standard" means a 64 bit 14 * hex number in NBS format, i.e. with the low order bit of each byte 15 * a parity bit. "NTP" means a 64 bit key in NTP format, with the 16 * high order bit of each byte a parity bit. "Ascii" means a 1-to-8 17 * character string whose ascii representation is used as the key. 18 */ 19 int 20 authusekey( 21 keyid_t keyno, 22 int keytype, 23 const u_char *str 24 ) 25 { 26 int len; 27 28 len = strlen((const char *)str); 29 if (0 == len) 30 return 0; 31 32 MD5auth_setkey(keyno, keytype, str, len); 33 return 1; 34 } 35