X-Git-Url: https://pd.if.org/git/?a=blobdiff_plain;f=crypto%2Flibeddsa%2Flib%2Fsha512.h;fp=crypto%2Flibeddsa%2Flib%2Fsha512.h;h=a4e1dbeadffab8644730e04a888e84418a3a5fde;hb=7bfbc0423ba40ea5156e06c8fb62bacd5ea93390;hp=0000000000000000000000000000000000000000;hpb=2ae349f5ed63b026cff763b35984dd36b330870a;p=zpackage

diff --git a/crypto/libeddsa/lib/sha512.h b/crypto/libeddsa/lib/sha512.h
new file mode 100644
index 0000000..a4e1dbe
--- /dev/null
+++ b/crypto/libeddsa/lib/sha512.h
@@ -0,0 +1,31 @@
+#ifndef SHA512_H
+#define SHA512_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define SHA512_BLOCK_SIZE	128
+#define SHA512_HASH_LENGTH	64
+
+
+struct sha512 {
+	uint64_t	state[8];
+	uint64_t	count;
+
+	uint8_t		buffer[SHA512_BLOCK_SIZE];
+	size_t		fill;
+};
+
+void sha512_init(struct sha512 *ctx);
+void sha512_add(struct sha512 *ctx, const uint8_t *data, size_t len);
+void sha512_final(struct sha512 *ctx, uint8_t out[SHA512_HASH_LENGTH]);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif