crypto: sha512 - Export struct sha512_state

This patch renames struct sha512_ctx and exports it as struct
sha512_state so that other sha512 implementations can use it
as the reference structure for exporting their state.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

1 files changed, 6 insertions, 0 deletions

diff --git a/include/crypto/sha.h b/include/crypto/sha.h
index 88ef5eb..45b25cc 100644
--- a/include/crypto/sha.h
+++ b/include/crypto/sha.h
@@ -76,4 +76,10 @@ struct sha256_state {
 	u8 buf[SHA256_BLOCK_SIZE];
 };
 
+struct sha512_state {
+	u64 state[8];
+	u32 count[4];
+	u8 buf[128];
+};
+
 #endif