Imported OpenSSL 1.1.1a

crypto/evp/e_cast.c

@@ -0,0 +1,40 @@
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (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 <stdio.h>
+#include "internal/cryptlib.h"
+
+#ifndef OPENSSL_NO_CAST
+# include <openssl/evp.h>
+# include <openssl/objects.h>
+# include "internal/evp_int.h"
+# include <openssl/cast.h>
+
+static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+                         const unsigned char *iv, int enc);
+
+typedef struct {
+    CAST_KEY ks;
+} EVP_CAST_KEY;
+
+# define data(ctx)       EVP_C_DATA(EVP_CAST_KEY,ctx)
+
+IMPLEMENT_BLOCK_CIPHER(cast5, ks, CAST, EVP_CAST_KEY,
+                       NID_cast5, 8, CAST_KEY_LENGTH, 8, 64,
+                       EVP_CIPH_VARIABLE_LENGTH, cast_init_key, NULL,
+                       EVP_CIPHER_set_asn1_iv, EVP_CIPHER_get_asn1_iv, NULL)
+
+static int cast_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
+                         const unsigned char *iv, int enc)
+{
+    CAST_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_key_length(ctx), key);
+    return 1;
+}
+
+#endif