Diff: targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/emlib/inc/em_aes.h

Revision:

144:ef7eb2e8f9f7

Parent:

50:a417edff4437

diff -r 423e1876dc07 -r ef7eb2e8f9f7 targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/emlib/inc/em_aes.h
--- a/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/emlib/inc/em_aes.h	Tue Aug 02 14:07:36 2016 +0000
+++ b/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/emlib/inc/em_aes.h	Fri Sep 02 15:07:44 2016 +0100
@@ -1,268 +1,268 @@
-/***************************************************************************//**
- * @file em_aes.h
- * @brief Advanced encryption standard (AES) accelerator peripheral API.
- * @version 4.2.1
- *******************************************************************************
- * @section License
- * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
- *******************************************************************************
- *
- * Permission is granted to anyone to use this software for any purpose,
- * including commercial applications, and to alter it and redistribute it
- * freely, subject to the following restrictions:
- *
- * 1. The origin of this software must not be misrepresented; you must not
- *    claim that you wrote the original software.
- * 2. Altered source versions must be plainly marked as such, and must not be
- *    misrepresented as being the original software.
- * 3. This notice may not be removed or altered from any source distribution.
- *
- * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
- * obligation to support this Software. Silicon Labs is providing the
- * Software "AS IS", with no express or implied warranties of any kind,
- * including, but not limited to, any implied warranties of merchantability
- * or fitness for any particular purpose or warranties against infringement
- * of any proprietary rights of a third party.
- *
- * Silicon Labs will not be liable for any consequential, incidental, or
- * special damages, or any other relief, or for any claim by any third party,
- * arising from your use of this Software.
- *
- ******************************************************************************/
-
-#ifndef __SILICON_LABS_EM_AES_H__
-#define __SILICON_LABS_EM_AES_H__
-
-#include "em_device.h"
-#if defined(AES_COUNT) && (AES_COUNT > 0)
-
-#include <stdbool.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-/***************************************************************************//**
- * @addtogroup EM_Library
- * @{
- ******************************************************************************/
-
-/***************************************************************************//**
- * @addtogroup AES
- * @{
- ******************************************************************************/
-
-/*******************************************************************************
- ******************************   TYPEDEFS   ***********************************
- ******************************************************************************/
-
-/**
- * @brief
- *   AES counter modification function pointer.
- * @details
- *   Parameters:
- *   @li ctr - Ptr to byte array (16 bytes) holding counter to be modified.
- */
-typedef void (*AES_CtrFuncPtr_TypeDef)(uint8_t *ctr);
-
-/*******************************************************************************
- *****************************   PROTOTYPES   **********************************
- ******************************************************************************/
-
-void AES_CBC128(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv,
-                bool encrypt);
-
-#if defined( AES_CTRL_AES256 )
-void AES_CBC256(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv,
-                bool encrypt);
-#endif
-
-void AES_CFB128(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv,
-                bool encrypt);
-
-#if defined( AES_CTRL_AES256 )
-void AES_CFB256(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv,
-                bool encrypt);
-#endif
-
-void AES_CTR128(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                uint8_t *ctr,
-                AES_CtrFuncPtr_TypeDef ctrFunc);
-
-#if defined( AES_CTRL_AES256 )
-void AES_CTR256(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                uint8_t *ctr,
-                AES_CtrFuncPtr_TypeDef ctrFunc);
-#endif
-
-void AES_CTRUpdate32Bit(uint8_t *ctr);
-
-void AES_DecryptKey128(uint8_t *out, const uint8_t *in);
-
-#if defined( AES_CTRL_AES256 )
-void AES_DecryptKey256(uint8_t *out, const uint8_t *in);
-#endif
-
-void AES_ECB128(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                bool encrypt);
-
-#if defined( AES_CTRL_AES256 )
-void AES_ECB256(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                bool encrypt);
-#endif
-
-/***************************************************************************//**
- * @brief
- *   Clear one or more pending AES interrupts.
- *
- * @param[in] flags
- *   Pending AES interrupt source to clear. Use a bitwise logic OR combination of
- *   valid interrupt flags for the AES module (AES_IF_nnn).
- ******************************************************************************/
-__STATIC_INLINE void AES_IntClear(uint32_t flags)
-{
-  AES->IFC = flags;
-}
-
-
-/***************************************************************************//**
- * @brief
- *   Disable one or more AES interrupts.
- *
- * @param[in] flags
- *   AES interrupt sources to disable. Use a bitwise logic OR combination of
- *   valid interrupt flags for the AES module (AES_IF_nnn).
- ******************************************************************************/
-__STATIC_INLINE void AES_IntDisable(uint32_t flags)
-{
-  AES->IEN &= ~(flags);
-}
-
-
-/***************************************************************************//**
- * @brief
- *   Enable one or more AES interrupts.
- *
- * @note
- *   Depending on the use, a pending interrupt may already be set prior to
- *   enabling the interrupt. Consider using AES_IntClear() prior to enabling
- *   if such a pending interrupt should be ignored.
- *
- * @param[in] flags
- *   AES interrupt sources to enable. Use a bitwise logic OR combination of
- *   valid interrupt flags for the AES module (AES_IF_nnn).
- ******************************************************************************/
-__STATIC_INLINE void AES_IntEnable(uint32_t flags)
-{
-  AES->IEN |= flags;
-}
-
-
-/***************************************************************************//**
- * @brief
- *   Get pending AES interrupt flags.
- *
- * @note
- *   The event bits are not cleared by the use of this function.
- *
- * @return
- *   AES interrupt sources pending. A bitwise logic OR combination of valid
- *   interrupt flags for the AES module (AES_IF_nnn).
- ******************************************************************************/
-__STATIC_INLINE uint32_t AES_IntGet(void)
-{
-  return AES->IF;
-}
-
-
-/***************************************************************************//**
- * @brief
- *   Get enabled and pending AES interrupt flags.
- *   Useful for handling more interrupt sources in the same interrupt handler.
- *
- * @note
- *   Interrupt flags are not cleared by the use of this function.
- *
- * @return
- *   Pending and enabled AES interrupt sources
- *   The return value is the bitwise AND of
- *   - the enabled interrupt sources in AES_IEN and
- *   - the pending interrupt flags AES_IF
- ******************************************************************************/
-__STATIC_INLINE uint32_t AES_IntGetEnabled(void)
-{
-  uint32_t ien;
-
-  ien = AES->IEN;
-  return AES->IF & ien;
-}
-
-
-/***************************************************************************//**
- * @brief
- *   Set one or more pending AES interrupts from SW.
- *
- * @param[in] flags
- *   AES interrupt sources to set to pending. Use a bitwise logic OR combination
- *   of valid interrupt flags for the AES module (AES_IF_nnn).
- ******************************************************************************/
-__STATIC_INLINE void AES_IntSet(uint32_t flags)
-{
-  AES->IFS = flags;
-}
-
-
-void AES_OFB128(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv);
-
-#if defined( AES_CTRL_AES256 )
-void AES_OFB256(uint8_t *out,
-                const uint8_t *in,
-                unsigned int len,
-                const uint8_t *key,
-                const uint8_t *iv);
-#endif
-
-
-/** @} (end addtogroup AES) */
-/** @} (end addtogroup EM_Library) */
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif /* defined(AES_COUNT) && (AES_COUNT > 0) */
-#endif /* __SILICON_LABS_EM_AES_H__ */
-
-
+/***************************************************************************//**
+ * @file em_aes.h
+ * @brief Advanced encryption standard (AES) accelerator peripheral API.
+ * @version 4.2.1
+ *******************************************************************************
+ * @section License
+ * <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
+ *******************************************************************************
+ *
+ * Permission is granted to anyone to use this software for any purpose,
+ * including commercial applications, and to alter it and redistribute it
+ * freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software.
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ * 3. This notice may not be removed or altered from any source distribution.
+ *
+ * DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
+ * obligation to support this Software. Silicon Labs is providing the
+ * Software "AS IS", with no express or implied warranties of any kind,
+ * including, but not limited to, any implied warranties of merchantability
+ * or fitness for any particular purpose or warranties against infringement
+ * of any proprietary rights of a third party.
+ *
+ * Silicon Labs will not be liable for any consequential, incidental, or
+ * special damages, or any other relief, or for any claim by any third party,
+ * arising from your use of this Software.
+ *
+ ******************************************************************************/
+
+#ifndef __SILICON_LABS_EM_AES_H__
+#define __SILICON_LABS_EM_AES_H__
+
+#include "em_device.h"
+#if defined(AES_COUNT) && (AES_COUNT > 0)
+
+#include <stdbool.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/***************************************************************************//**
+ * @addtogroup EM_Library
+ * @{
+ ******************************************************************************/
+
+/***************************************************************************//**
+ * @addtogroup AES
+ * @{
+ ******************************************************************************/
+
+/*******************************************************************************
+ ******************************   TYPEDEFS   ***********************************
+ ******************************************************************************/
+
+/**
+ * @brief
+ *   AES counter modification function pointer.
+ * @details
+ *   Parameters:
+ *   @li ctr - Ptr to byte array (16 bytes) holding counter to be modified.
+ */
+typedef void (*AES_CtrFuncPtr_TypeDef)(uint8_t *ctr);
+
+/*******************************************************************************
+ *****************************   PROTOTYPES   **********************************
+ ******************************************************************************/
+
+void AES_CBC128(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv,
+                bool encrypt);
+
+#if defined( AES_CTRL_AES256 )
+void AES_CBC256(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv,
+                bool encrypt);
+#endif
+
+void AES_CFB128(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv,
+                bool encrypt);
+
+#if defined( AES_CTRL_AES256 )
+void AES_CFB256(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv,
+                bool encrypt);
+#endif
+
+void AES_CTR128(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                uint8_t *ctr,
+                AES_CtrFuncPtr_TypeDef ctrFunc);
+
+#if defined( AES_CTRL_AES256 )
+void AES_CTR256(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                uint8_t *ctr,
+                AES_CtrFuncPtr_TypeDef ctrFunc);
+#endif
+
+void AES_CTRUpdate32Bit(uint8_t *ctr);
+
+void AES_DecryptKey128(uint8_t *out, const uint8_t *in);
+
+#if defined( AES_CTRL_AES256 )
+void AES_DecryptKey256(uint8_t *out, const uint8_t *in);
+#endif
+
+void AES_ECB128(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                bool encrypt);
+
+#if defined( AES_CTRL_AES256 )
+void AES_ECB256(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                bool encrypt);
+#endif
+
+/***************************************************************************//**
+ * @brief
+ *   Clear one or more pending AES interrupts.
+ *
+ * @param[in] flags
+ *   Pending AES interrupt source to clear. Use a bitwise logic OR combination of
+ *   valid interrupt flags for the AES module (AES_IF_nnn).
+ ******************************************************************************/
+__STATIC_INLINE void AES_IntClear(uint32_t flags)
+{
+  AES->IFC = flags;
+}
+
+
+/***************************************************************************//**
+ * @brief
+ *   Disable one or more AES interrupts.
+ *
+ * @param[in] flags
+ *   AES interrupt sources to disable. Use a bitwise logic OR combination of
+ *   valid interrupt flags for the AES module (AES_IF_nnn).
+ ******************************************************************************/
+__STATIC_INLINE void AES_IntDisable(uint32_t flags)
+{
+  AES->IEN &= ~(flags);
+}
+
+
+/***************************************************************************//**
+ * @brief
+ *   Enable one or more AES interrupts.
+ *
+ * @note
+ *   Depending on the use, a pending interrupt may already be set prior to
+ *   enabling the interrupt. Consider using AES_IntClear() prior to enabling
+ *   if such a pending interrupt should be ignored.
+ *
+ * @param[in] flags
+ *   AES interrupt sources to enable. Use a bitwise logic OR combination of
+ *   valid interrupt flags for the AES module (AES_IF_nnn).
+ ******************************************************************************/
+__STATIC_INLINE void AES_IntEnable(uint32_t flags)
+{
+  AES->IEN |= flags;
+}
+
+
+/***************************************************************************//**
+ * @brief
+ *   Get pending AES interrupt flags.
+ *
+ * @note
+ *   The event bits are not cleared by the use of this function.
+ *
+ * @return
+ *   AES interrupt sources pending. A bitwise logic OR combination of valid
+ *   interrupt flags for the AES module (AES_IF_nnn).
+ ******************************************************************************/
+__STATIC_INLINE uint32_t AES_IntGet(void)
+{
+  return AES->IF;
+}
+
+
+/***************************************************************************//**
+ * @brief
+ *   Get enabled and pending AES interrupt flags.
+ *   Useful for handling more interrupt sources in the same interrupt handler.
+ *
+ * @note
+ *   Interrupt flags are not cleared by the use of this function.
+ *
+ * @return
+ *   Pending and enabled AES interrupt sources
+ *   The return value is the bitwise AND of
+ *   - the enabled interrupt sources in AES_IEN and
+ *   - the pending interrupt flags AES_IF
+ ******************************************************************************/
+__STATIC_INLINE uint32_t AES_IntGetEnabled(void)
+{
+  uint32_t ien;
+
+  ien = AES->IEN;
+  return AES->IF & ien;
+}
+
+
+/***************************************************************************//**
+ * @brief
+ *   Set one or more pending AES interrupts from SW.
+ *
+ * @param[in] flags
+ *   AES interrupt sources to set to pending. Use a bitwise logic OR combination
+ *   of valid interrupt flags for the AES module (AES_IF_nnn).
+ ******************************************************************************/
+__STATIC_INLINE void AES_IntSet(uint32_t flags)
+{
+  AES->IFS = flags;
+}
+
+
+void AES_OFB128(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv);
+
+#if defined( AES_CTRL_AES256 )
+void AES_OFB256(uint8_t *out,
+                const uint8_t *in,
+                unsigned int len,
+                const uint8_t *key,
+                const uint8_t *iv);
+#endif
+
+
+/** @} (end addtogroup AES) */
+/** @} (end addtogroup EM_Library) */
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* defined(AES_COUNT) && (AES_COUNT > 0) */
+#endif /* __SILICON_LABS_EM_AES_H__ */
+
+