1 files changed, 16 insertions, 0 deletions
diff --git a/util/sbase/sha512-224.h b/util/sbase/sha512-224.h
new file mode 100644
index 00000000..8364fc5f
--- /dev/null
+++ b/util/sbase/sha512-224.h
@@ -0,0 +1,16 @@
+/* public domain sha512/224 implementation based on fips180-3 */
+
+#include "sha512.h"
+
+#define sha512_224  sha512  /*struct*/
+
+enum { SHA512_224_DIGEST_LENGTH = 28 };
+
+/* reset state */
+void sha512_224_init(void *ctx);
+/* process message */
+#define sha512_224_update  sha512_update
+/* get message digest */
+/* state is ruined after sum, keep a copy if multiple sum is needed */
+/* part of the message might be left in s, zero it if secrecy is needed */
+void sha512_224_sum(void *ctx, uint8_t md[SHA512_224_DIGEST_LENGTH]);