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1 files changed, 67 insertions, 0 deletions

diff --git a/wolfssl/wolfcrypt/hc128.h b/wolfssl/wolfcrypt/hc128.h
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+/* hc128.h
+ *
+ * Copyright (C) 2006-2020 wolfSSL Inc.
+ *
+ * This file is part of wolfSSL.
+ *
+ * wolfSSL is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * wolfSSL is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
+ */
+
+/*!
+    \file wolfssl/wolfcrypt/hc128.h
+*/
+
+
+#ifndef WOLF_CRYPT_HC128_H
+#define WOLF_CRYPT_HC128_H
+
+#include <wolfssl/wolfcrypt/types.h>
+
+#ifndef NO_HC128
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+
+enum {
+	HC128_ENC_TYPE =  WC_CIPHER_HC128,     /* cipher unique type */
+};
+
+/* HC-128 stream cipher */
+typedef struct HC128 {
+    word32 T[1024];             /* P[i] = T[i];  Q[i] = T[1024 + i ]; */
+    word32 X[16];
+    word32 Y[16];
+    word32 counter1024;         /* counter1024 = i mod 1024 at the ith step */
+    word32 key[8];
+    word32 iv[8];
+#ifdef XSTREAM_ALIGN
+    void*  heap;  /* heap hint, currently XMALLOC only used with aligning */
+#endif
+} HC128;
+
+
+WOLFSSL_API int wc_Hc128_Process(HC128*, byte*, const byte*, word32);
+WOLFSSL_API int wc_Hc128_SetKey(HC128*, const byte* key, const byte* iv);
+
+WOLFSSL_LOCAL int wc_Hc128_SetHeap(HC128* ctx, void* heap);
+
+#ifdef __cplusplus
+    } /* extern "C" */
+#endif
+
+#endif /* HAVE_HC128 */
+#endif /* WOLF_CRYPT_HC128_H */
+