git: 316cf82382e0 - stable/12 - sha512_224: Fix SHA512_224_Final() on little-endian machines.

The branch stable/12 has been updated by des:

URL: https://cgit.FreeBSD.org/src/commit/?id=316cf82382e06b7abf8724e9b7804bf6dc2aa576

commit 316cf82382e06b7abf8724e9b7804bf6dc2aa576
Author:     Sebastian Huber <sebastian.huber@embedded-brains.de>
AuthorDate: 2023-02-06 16:57:28 +0000
Commit:     Dag-Erling Smørgrav <des@FreeBSD.org>
CommitDate: 2023-02-10 00:20:11 +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 e0dd36120a90..d1c8ec488fe5 100644
--- a/sys/crypto/sha2/sha512c.c
+++ b/sys/crypto/sha2/sha512c.c
@@ -54,23 +54,26 @@ __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;