From b9e0160e07882ff62df7c31695e18c3197cea8b9 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Mon, 6 Feb 2023 17:57:28 +0100 Subject: 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; -- cgit v1.2.3