Latest update.

providers/implementations/ciphers/cipher_aes_xts.h

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+/*
+ * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <openssl/aes.h>
+#include "prov/ciphercommon.h"
+
+/*
+ * Available in cipher_fips.c, and compiled with different values depending
+ * on we're in the FIPS module or not.
+ */
+extern const int allow_insecure_decrypt;
+
+PROV_CIPHER_FUNC(void, xts_stream,
+                 (const unsigned char *in, unsigned char *out, size_t len,
+                  const AES_KEY *key1, const AES_KEY *key2,
+                  const unsigned char iv[16]));
+
+typedef struct prov_aes_xts_ctx_st {
+    PROV_CIPHER_CTX base;      /* Must be first */
+    union {
+        OSSL_UNION_ALIGN;
+        AES_KEY ks;
+    } ks1, ks2;                /* AES key schedules to use */
+    XTS128_CONTEXT xts;
+    OSSL_xts_stream_fn stream;
+} PROV_AES_XTS_CTX;
+
+const PROV_CIPHER_HW *PROV_CIPHER_HW_aes_xts(size_t keybits);