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Always make the salt a 8 char string (incl '\0') for algorithms that can use it

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This commit is contained in:
Poul-Henning Kamp 1994-11-06 21:08:19 +00:00
parent 7bcf49f368
commit 3dfc7586e5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=4214
1 changed files with 8 additions and 1 deletions
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9
usr.bin/passwd/local_passwd.c
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@ -36,6 +36,7 @@ static char sccsid[] = "@(#)local_passwd.c 8.3 (Berkeley) 4/2/94";
#endif /* not lint */
#include <sys/types.h>
#include <sys/time.h>
#include <ctype.h>
#include <err.h>
@ -78,6 +79,7 @@ getnewpasswd(pw)
int tries;
char *p, *t;
char buf[_PASSWORD_LEN+1], salt[9];
struct timeval tv;
(void)printf("Changing local password for %s.\n", pw->pw_name);
@ -115,7 +117,12 @@ getnewpasswd(pw)
to64(&salt[1], (long)(29 * 25), 4);
to64(&salt[5], random(), 4);
#else
to64(&salt[0], random(), 2);
/* Make a good size salt for algoritms that can use it. */
to64(&salt[0], random(), 3);
gettimeofday(&tv,0);
to64(&salt[3], tv.tv_usec, 3);
to64(&salt[6], tv.tv_sec, 2);
salt[8] = '\0';
#endif
return (crypt(buf, salt));
}