1 files changed, 17 insertions, 0 deletions
diff --git a/lib/libcrypto/libsha2/hmac_sha2.h b/lib/libcrypto/libsha2/hmac_sha2.h
new file mode 100644
index 000000000..b7f8c747c
--- /dev/null
+++ b/lib/libcrypto/libsha2/hmac_sha2.h
@@ -0,0 +1,17 @@
+typedef struct {
+	sha256_context ictx,octx;
+} sha256_hmac_context;
+typedef struct {
+	sha512_context ictx,octx;
+} sha512_hmac_context;
+#define SHA256_BLOCKSIZE 64
+#define SHA256_HASHLEN   32
+#define SHA384_BLOCKSIZE 128	/* XXX ok? */
+#define SHA384_HASHLEN   48
+#define SHA512_BLOCKSIZE 128
+#define SHA512_HASHLEN   64
+
+void sha256_hmac_hash(sha256_hmac_context *hctx, const u_int8_t * dat, int len, u_int8_t * hash, int hashlen);
+void sha256_hmac_set_key(sha256_hmac_context *hctx, const u_int8_t * key, int keylen);
+void sha512_hmac_hash(sha512_hmac_context *hctx, const u_int8_t * dat, int len, u_int8_t * hash, int hashlen);
+void sha512_hmac_set_key(sha512_hmac_context *hctx, const u_int8_t * key, int keylen);