 |
|
|
Home :: International :: Manuals :: Howto :: FAQ :: Man Pages :: Email Login |
ENCRYPT
Section: Linux Programmer's Manual (3)Updated: 2000-07-22
Index Return to Main Contents
̾Á°
encrypt - 64 ¥Ó¥Ã¥È¤Î¥á¥Ã¥»¡¼¥¸¤ò°Å¹æ²½¤¹¤ë½ñ¼°
#define _XOPEN_SOURCE#include <unistd.h>
void encrypt(char block[64], int edflag);
void setkey(const char *key);
ÀâÌÀ
¤³¤ì¤é¤Î´Ø¿ô¤Ï¡¢64 ¥Ó¥Ã¥È¤Î¥á¥Ã¥»¡¼¥¸¤Î°Å¹æ²½¤ÈÉü¹æ²½¤ò¹Ô¤¦¡£ setkey() ´Ø¿ô¤Ï encrypt() ¤Ë¤è¤Ã¤Æ»È¤ï¤ì¤ë key ¤òÀßÄꤹ¤ë¡£ ¤³¤³¤Ç»È¤ï¤ì¤ë°ú¤¿ô key ¤Ï¡¢¥Ð¥¤¥È¤ÎÇÛÎó¤Ç¤¢¤ê¡¢³Æ¥Ð¥¤¥È¤Ï¿ôÃÍ 1 ¤Þ¤¿¤Ï 0 ¤Ç¤¢¤ë¡£ n=8*q-1 ¤Ë¤¢¤¿¤ë key[n] ¤Ï¡¢56 ¥Ó¥Ã¥È¤ò»È¤¦ key ¤ò¹½À®¤¹¤ë¤¿¤á¤Ë̵»ë¤µ¤ì¤ë¡£encrypt() ´Ø¿ô¤Ï¡¢ edflag ¤¬ 0 ¤Î¾ì¹ç¤Ï°Å¹æ²½¤·¡¢1 ¤¬ÅϤµ¤ì¤¿¾ì¹ç¤ÏÉü¹æ²½¤¹¤ë¤È¤¤¤¦¤è¤¦¤Ë¡¢ ÅϤµ¤ì¤¿¥Ð¥Ã¥Õ¥¡¤òÊѹ¹¤¹¤ë¡£
¤³¤ì¤é¤Î´Ø¿ô¤ÏºÆÆþÉÔ²Äǽ¤Ç¤¢¤ë¡£
ÊÖ¤êÃÍ
¤³¤ì¤é¤Î´Ø¿ô¤Ï¡¢¤Ê¤Ë¤âÃͤòÊÖ¤µ¤Ê¤¤¡£½àµò
SVID, SUSv2´ØÏ¢¹àÌÜ
crypt(3)