Add RFC5297 AES-SIV support

[openssl.git] / include / openssl / modes.h

diff --git a/include/openssl/modes.h b/include/openssl/modes.h
index bf987cce22f2aaec34fd38b9a5d667fbdd22bfb2..0934482c5682cac606cdb1c77acf40e6f8b94ce2 100644 (file)
--- a/include/openssl/modes.h
+++ b/include/openssl/modes.h
@@ -11,6 +11,7 @@
 # define HEADER_MODES_H
 
 # include <stddef.h>
+# include <openssl/ossl_typ.h>
 
 # ifdef  __cplusplus
 extern "C" {
@@ -201,6 +202,32 @@ int CRYPTO_ocb128_tag(OCB128_CONTEXT *ctx, unsigned char *tag, size_t len);
 void CRYPTO_ocb128_cleanup(OCB128_CONTEXT *ctx);
 # endif                          /* OPENSSL_NO_OCB */
 
+# ifndef OPENSSL_NO_SIV
+
+typedef struct siv128_context SIV128_CONTEXT;
+
+#  define SIV_LEN 16
+
+SIV128_CONTEXT *CRYPTO_siv128_new(const unsigned char *key, int klen, EVP_CIPHER* cbc, EVP_CIPHER* ctr);
+int CRYPTO_siv128_init(SIV128_CONTEXT *ctx, const unsigned char *key, int klen,
+                       const EVP_CIPHER* cbc, const EVP_CIPHER* ctr);
+int CRYPTO_siv128_copy_ctx(SIV128_CONTEXT *dest, SIV128_CONTEXT *src);
+int CRYPTO_siv128_aad(SIV128_CONTEXT *ctx, const unsigned char *aad,
+                      size_t len);
+int CRYPTO_siv128_encrypt(SIV128_CONTEXT *ctx,
+                          const unsigned char *in, unsigned char *out,
+                          size_t len);
+int CRYPTO_siv128_decrypt(SIV128_CONTEXT *ctx,
+                          const unsigned char *in, unsigned char *out,
+                          size_t len);
+int CRYPTO_siv128_finish(SIV128_CONTEXT *ctx);
+int CRYPTO_siv128_set_tag(SIV128_CONTEXT *ctx, const unsigned char *tag, size_t len);
+int CRYPTO_siv128_get_tag(SIV128_CONTEXT *ctx, unsigned char *tag, size_t len);
+int CRYPTO_siv128_cleanup(SIV128_CONTEXT *ctx);
+int CRYPTO_siv128_speed(SIV128_CONTEXT *ctx, int arg);
+
+# endif                          /* OPENSSL_NO_SIV */
+
 # ifdef  __cplusplus
 }
 # endif