diff options
Diffstat (limited to 'FreeRTOS-Labs/Source/mbedtls/include/mbedtls/padlock.h')
| -rw-r--r-- | FreeRTOS-Labs/Source/mbedtls/include/mbedtls/padlock.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/padlock.h b/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/padlock.h new file mode 100644 index 000000000..2b9b5aa10 --- /dev/null +++ b/FreeRTOS-Labs/Source/mbedtls/include/mbedtls/padlock.h @@ -0,0 +1,126 @@ +/**
+ * \file padlock.h
+ *
+ * \brief VIA PadLock ACE for HW encryption/decryption supported by some
+ * processors
+ *
+ * \warning These functions are only for internal use by other library
+ * functions; you must not call them directly.
+ */
+/*
+ * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * This file is part of mbed TLS (https://tls.mbed.org)
+ */
+#ifndef MBEDTLS_PADLOCK_H
+#define MBEDTLS_PADLOCK_H
+
+#if !defined(MBEDTLS_CONFIG_FILE)
+#include "config.h"
+#else
+#include MBEDTLS_CONFIG_FILE
+#endif
+
+#include "aes.h"
+
+#define MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED -0x0030 /**< Input data should be aligned. */
+
+#if defined(__has_feature)
+#if __has_feature(address_sanitizer)
+#define MBEDTLS_HAVE_ASAN
+#endif
+#endif
+
+/* Some versions of ASan result in errors about not enough registers */
+#if defined(MBEDTLS_HAVE_ASM) && defined(__GNUC__) && defined(__i386__) && \
+ !defined(MBEDTLS_HAVE_ASAN)
+
+#ifndef MBEDTLS_HAVE_X86
+#define MBEDTLS_HAVE_X86
+#endif
+
+#include <stdint.h>
+
+#define MBEDTLS_PADLOCK_RNG 0x000C
+#define MBEDTLS_PADLOCK_ACE 0x00C0
+#define MBEDTLS_PADLOCK_PHE 0x0C00
+#define MBEDTLS_PADLOCK_PMM 0x3000
+
+#define MBEDTLS_PADLOCK_ALIGN16(x) (uint32_t *) (16 + ((int32_t) (x) & ~15))
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \brief Internal PadLock detection routine
+ *
+ * \note This function is only for internal use by other library
+ * functions; you must not call it directly.
+ *
+ * \param feature The feature to detect
+ *
+ * \return 1 if CPU has support for the feature, 0 otherwise
+ */
+int mbedtls_padlock_has_support( int feature );
+
+/**
+ * \brief Internal PadLock AES-ECB block en(de)cryption
+ *
+ * \note This function is only for internal use by other library
+ * functions; you must not call it directly.
+ *
+ * \param ctx AES context
+ * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
+ * \param input 16-byte input block
+ * \param output 16-byte output block
+ *
+ * \return 0 if success, 1 if operation failed
+ */
+int mbedtls_padlock_xcryptecb( mbedtls_aes_context *ctx,
+ int mode,
+ const unsigned char input[16],
+ unsigned char output[16] );
+
+/**
+ * \brief Internal PadLock AES-CBC buffer en(de)cryption
+ *
+ * \note This function is only for internal use by other library
+ * functions; you must not call it directly.
+ *
+ * \param ctx AES context
+ * \param mode MBEDTLS_AES_ENCRYPT or MBEDTLS_AES_DECRYPT
+ * \param length length of the input data
+ * \param iv initialization vector (updated after use)
+ * \param input buffer holding the input data
+ * \param output buffer holding the output data
+ *
+ * \return 0 if success, 1 if operation failed
+ */
+int mbedtls_padlock_xcryptcbc( mbedtls_aes_context *ctx,
+ int mode,
+ size_t length,
+ unsigned char iv[16],
+ const unsigned char *input,
+ unsigned char *output );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* HAVE_X86 */
+
+#endif /* padlock.h */
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