diff options
| author | Ted Unangst <tedu@cvs.openbsd.org> | 2015-01-28 23:33:53 +0000 |
|---|---|---|
| committer | Ted Unangst <tedu@cvs.openbsd.org> | 2015-01-28 23:33:53 +0000 |
| commit | aa61ab4fa25a69f6293ee95f5790d074c1eecedb (patch) | |
| tree | b7681a6f18879802996c430681bf5dd883c65e63 /lib/libc/crypt | |
| parent | e6fba28e1fa17a9aa4b0c165495f8ada655b9b91 (diff) | |
dial the time back to about 0.1s, closer to the original targets and
friendlier for users. requested by deraadt
Diffstat (limited to 'lib/libc/crypt')
| -rw-r--r-- | lib/libc/crypt/bcrypt.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/lib/libc/crypt/bcrypt.c b/lib/libc/crypt/bcrypt.c index 8bf09950438..bc9441ccdf5 100644 --- a/lib/libc/crypt/bcrypt.c +++ b/lib/libc/crypt/bcrypt.c @@ -1,4 +1,4 @@ -/* $OpenBSD: bcrypt.c,v 1.51 2015/01/12 03:20:04 tedu Exp $ */ +/* $OpenBSD: bcrypt.c,v 1.52 2015/01/28 23:33:52 tedu Exp $ */ /* * Copyright (c) 2014 Ted Unangst <tedu@openbsd.org> @@ -235,7 +235,7 @@ bcrypt_checkpass(const char *pass, const char *goodhash) /* * Measure this system's performance by measuring the time for 8 rounds. - * We are aiming for something that takes between 0.25 and 0.5 seconds. + * We are aiming for something that takes around 0.1s, but not too much over. */ int bcrypt_autorounds(void) @@ -254,12 +254,12 @@ bcrypt_autorounds(void) duration += (after.tv_nsec - before.tv_nsec) / 1000; /* too quick? slow it down. */ - while (r < 16 && duration <= 1000000 / 4) { + while (r < 16 && duration <= 60000) { r += 1; duration *= 2; } /* too slow? speed it up. */ - while (r > 4 && duration > 1000000 / 2) { + while (r > 4 && duration > 120000) { r -= 1; duration /= 2; } |