1 files changed, 21 insertions, 0 deletions
diff --git a/src/include/skalibs/sha512.h b/src/include/skalibs/sha512.h
new file mode 100644
index 0000000..eddb4ed
--- /dev/null
+++ b/src/include/skalibs/sha512.h
@@ -0,0 +1,21 @@
+/* ISC license. */
+
+#ifndef SHA512_H
+#define SHA512_H
+
+#include <skalibs/uint64.h>
+
+typedef struct SHA512Schedule_s SHA512Schedule, *SHA512Schedule_ref ;
+struct SHA512Schedule_s
+{
+  uint64 len ;
+  uint64 h[8] ;
+  unsigned char buf[128] ;
+} ;
+
+#define SHA512_INIT() { .len = 0, .h = { 0x6a09e667f3bcc908ULL, 0xbb67ae8584caa73bULL, 0x3c6ef372fe94f82bULL, 0xa54ff53a5f1d36f1ULL, 0x510e527fade682d1ULL, 0x9b05688c2b3e6c1fULL, 0x1f83d9abfb41bd6bULL, 0x5be0cd19137e2179ULL } }
+extern void sha512_init (SHA512Schedule *) ;
+extern void sha512_update (SHA512Schedule *, char const *, unsigned int) ;
+extern void sha512_final (SHA512Schedule *, char *digest) ;
+
+#endif