Move "sha256-hash a memory array and produce the digest" helper to libbb

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libbb.h b/include/libbb.h
index 9a0a2f916..270a9d593 100644
--- a/include/libbb.h
+++ b/include/libbb.h
@@ -2233,6 +2233,7 @@ enum {
         SHA512_OUTSIZE = 64,
         SHA3_OUTSIZE   = 28,
 };
+void FAST_FUNC sha256_block(const void *in, size_t len, uint8_t hash[32]);
 
 extern uint32_t *global_crc32_table;
 uint32_t *crc32_filltable(uint32_t *tbl256, int endian) FAST_FUNC;