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- deraadt@cvs.openbsd.org 2015/01/08 00:30:07
     [bcrypt_pbkdf.c]
     declare a local version of MIN(), call it MINIMUM()
This commit is contained in:
Damien Miller 2015-05-05 19:10:23 +10:00
parent 8ac6b13cc9
commit f6391d4e59
1 changed files with 4 additions and 2 deletions
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6
openbsd-compat/bcrypt_pbkdf.c
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@ -1,4 +1,4 @@
/* $OpenBSD: bcrypt_pbkdf.c,v 1.10 2014/12/30 01:41:43 djm Exp $ */ /* $OpenBSD: bcrypt_pbkdf.c,v 1.12 2015/01/08 00:30:07 deraadt Exp $ */
/* /*
* Copyright (c) 2013 Ted Unangst <tedu@openbsd.org> * Copyright (c) 2013 Ted Unangst <tedu@openbsd.org>
* *
@ -37,6 +37,8 @@
#endif #endif
#define SHA512_DIGEST_LENGTH crypto_hash_sha512_BYTES #define SHA512_DIGEST_LENGTH crypto_hash_sha512_BYTES
#define MINIMUM(a,b) (((a) < (b)) ? (a) : (b))
/* /*
* pkcs #5 pbkdf2 implementation using the "bcrypt" hash * pkcs #5 pbkdf2 implementation using the "bcrypt" hash
* *
@ -158,7 +160,7 @@ bcrypt_pbkdf(const char *pass, size_t passlen, const u_int8_t *salt, size_t salt
/* /*
* pbkdf2 deviation: output the key material non-linearly. * pbkdf2 deviation: output the key material non-linearly.
*/ */
amt = MIN(amt, keylen); amt = MINIMUM(amt, keylen);
for (i = 0; i < amt; i++) { for (i = 0; i < amt; i++) {
size_t dest = i * stride + (count - 1); size_t dest = i * stride + (count - 1);
if (dest >= origkeylen) if (dest >= origkeylen)