git: b9e0160e0788 - stable/13 - sha512_224: Fix SHA512_224_Final() on little-endian machines.
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Date: Thu, 09 Feb 2023 20:40:47 UTC
The branch stable/13 has been updated by des:
URL: https://cgit.FreeBSD.org/src/commit/?id=b9e0160e07882ff62df7c31695e18c3197cea8b9
commit b9e0160e07882ff62df7c31695e18c3197cea8b9
Author: Sebastian Huber <sebastian.huber@embedded-brains.de>
AuthorDate: 2023-02-06 16:57:28 +0000
Commit: Dag-Erling Smørgrav <des@FreeBSD.org>
CommitDate: 2023-02-09 20:32:56 +0000
sha512_224: Fix SHA512_224_Final() on little-endian machines.
PR: 266863
MFC after: 1 week
Reviewed by: allanjude, cperciva, des
Differential Revision: https://reviews.freebsd.org/D38372
(cherry picked from commit 6680cfe8e0eec4427716ab50d73ab8231dd9ab28)
---
sys/crypto/sha2/sha512c.c | 13 ++++++++-----
1 file changed, 8 insertions(+), 5 deletions(-)
diff --git a/sys/crypto/sha2/sha512c.c b/sys/crypto/sha2/sha512c.c
index f18a7e6fa994..4533632500f2 100644
--- a/sys/crypto/sha2/sha512c.c
+++ b/sys/crypto/sha2/sha512c.c
@@ -60,23 +60,26 @@ __FBSDID("$FreeBSD$");
#else /* BYTE_ORDER != BIG_ENDIAN */
/*
- * Encode a length len/4 vector of (uint64_t) into a length len vector of
- * (unsigned char) in big-endian form. Assumes len is a multiple of 8.
+ * Encode a length (len + 7) / 8 vector of (uint64_t) into a length len
+ * vector of (unsigned char) in big-endian form. Assumes len is a
+ * multiple of 4.
*/
-static void
+static inline void
be64enc_vect(unsigned char *dst, const uint64_t *src, size_t len)
{
size_t i;
for (i = 0; i < len / 8; i++)
be64enc(dst + i * 8, src[i]);
+ if (len % 8 == 4)
+ be32enc(dst + i * 8, src[i] >> 32);
}
/*
* Decode a big-endian length len vector of (unsigned char) into a length
- * len/4 vector of (uint64_t). Assumes len is a multiple of 8.
+ * len/8 vector of (uint64_t). Assumes len is a multiple of 8.
*/
-static void
+static inline void
be64dec_vect(uint64_t *dst, const unsigned char *src, size_t len)
{
size_t i;