stm32f4xx_cryp.h File Reference

This file contains all the functions prototypes for the Cryptographic processor(CRYP) firmware library. More...

#include "stm32f4xx.h"

Go to the source code of this file.

Data Structures
struct	CRYP_InitTypeDef
	CRYP Init structure definition. More...
struct	CRYP_KeyInitTypeDef
	CRYP Key(s) structure definition. More...
struct	CRYP_IVInitTypeDef
	CRYP Initialization Vectors (IV) structure definition. More...
struct	CRYP_Context
	CRYP context swapping structure definition. More...

Macros
#define	CRYP_AlgoDir_Encrypt   ((uint16_t)0x0000)
#define	CRYP_AlgoDir_Decrypt   ((uint16_t)0x0004)
#define	IS_CRYP_ALGODIR(ALGODIR)
#define	CRYP_AlgoMode_TDES_ECB   ((uint16_t)0x0000)
#define	CRYP_AlgoMode_TDES_CBC   ((uint16_t)0x0008)
#define	CRYP_AlgoMode_DES_ECB   ((uint16_t)0x0010)
#define	CRYP_AlgoMode_DES_CBC   ((uint16_t)0x0018)
#define	CRYP_AlgoMode_AES_ECB   ((uint16_t)0x0020)
#define	CRYP_AlgoMode_AES_CBC   ((uint16_t)0x0028)
#define	CRYP_AlgoMode_AES_CTR   ((uint16_t)0x0030)
#define	CRYP_AlgoMode_AES_Key   ((uint16_t)0x0038)
#define	IS_CRYP_ALGOMODE(ALGOMODE)
#define	CRYP_DataType_32b   ((uint16_t)0x0000)
#define	CRYP_DataType_16b   ((uint16_t)0x0040)
#define	CRYP_DataType_8b   ((uint16_t)0x0080)
#define	CRYP_DataType_1b   ((uint16_t)0x00C0)
#define	IS_CRYP_DATATYPE(DATATYPE)
#define	CRYP_KeySize_128b   ((uint16_t)0x0000)
#define	CRYP_KeySize_192b   ((uint16_t)0x0100)
#define	CRYP_KeySize_256b   ((uint16_t)0x0200)
#define	IS_CRYP_KEYSIZE(KEYSIZE)
#define	CRYP_FLAG_BUSY   ((uint8_t)0x10)
#define	CRYP_FLAG_IFEM   ((uint8_t)0x01)
#define	CRYP_FLAG_IFNF   ((uint8_t)0x02)
#define	CRYP_FLAG_INRIS   ((uint8_t)0x22)
#define	CRYP_FLAG_OFNE   ((uint8_t)0x04)
#define	CRYP_FLAG_OFFU   ((uint8_t)0x08)
#define	CRYP_FLAG_OUTRIS   ((uint8_t)0x21)
#define	IS_CRYP_GET_FLAG(FLAG)
#define	CRYP_IT_INI   ((uint8_t)0x01)
#define	CRYP_IT_OUTI   ((uint8_t)0x02)
#define	IS_CRYP_CONFIG_IT(IT)   ((((IT) & (uint8_t)0xFC) == 0x00) && ((IT) != 0x00))
#define	IS_CRYP_GET_IT(IT)   (((IT) == CRYP_IT_INI) || ((IT) == CRYP_IT_OUTI))
#define	MODE_ENCRYPT   ((uint8_t)0x01)
#define	MODE_DECRYPT   ((uint8_t)0x00)
#define	CRYP_DMAReq_DataIN   ((uint8_t)0x01)
#define	CRYP_DMAReq_DataOUT   ((uint8_t)0x02)
#define	IS_CRYP_DMAREQ(DMAREQ)   ((((DMAREQ) & (uint8_t)0xFC) == 0x00) && ((DMAREQ) != 0x00))

Functions
void	CRYP_DeInit (void)
	Deinitializes the CRYP peripheral registers to their default reset values. More...
void	CRYP_Init (CRYP_InitTypeDef *CRYP_InitStruct)
	Initializes the CRYP peripheral according to the specified parameters in the CRYP_InitStruct. More...
void	CRYP_StructInit (CRYP_InitTypeDef *CRYP_InitStruct)
	Fills each CRYP_InitStruct member with its default value. More...
void	CRYP_KeyInit (CRYP_KeyInitTypeDef *CRYP_KeyInitStruct)
	Initializes the CRYP Keys according to the specified parameters in the CRYP_KeyInitStruct. More...
void	CRYP_KeyStructInit (CRYP_KeyInitTypeDef *CRYP_KeyInitStruct)
	Fills each CRYP_KeyInitStruct member with its default value. More...
void	CRYP_IVInit (CRYP_IVInitTypeDef *CRYP_IVInitStruct)
	Initializes the CRYP Initialization Vectors(IV) according to the specified parameters in the CRYP_IVInitStruct. More...
void	CRYP_IVStructInit (CRYP_IVInitTypeDef *CRYP_IVInitStruct)
	Fills each CRYP_IVInitStruct member with its default value. More...
void	CRYP_Cmd (FunctionalState NewState)
	Enables or disables the CRYP peripheral. More...
void	CRYP_DataIn (uint32_t Data)
	Writes data in the Data Input register (DIN). More...
uint32_t	CRYP_DataOut (void)
	Returns the last data entered into the output FIFO. More...
void	CRYP_FIFOFlush (void)
	Flushes the IN and OUT FIFOs (that is read and write pointers of the FIFOs are reset) More...
ErrorStatus	CRYP_SaveContext (CRYP_Context *CRYP_ContextSave, CRYP_KeyInitTypeDef *CRYP_KeyInitStruct)
	Saves the CRYP peripheral Context. More...
void	CRYP_RestoreContext (CRYP_Context *CRYP_ContextRestore)
	Restores the CRYP peripheral Context. More...
void	CRYP_DMACmd (uint8_t CRYP_DMAReq, FunctionalState NewState)
	Enables or disables the CRYP DMA interface. More...
void	CRYP_ITConfig (uint8_t CRYP_IT, FunctionalState NewState)
	Enables or disables the specified CRYP interrupts. More...
ITStatus	CRYP_GetITStatus (uint8_t CRYP_IT)
	Checks whether the specified CRYP interrupt has occurred or not. More...
FlagStatus	CRYP_GetFlagStatus (uint8_t CRYP_FLAG)
	Checks whether the specified CRYP flag is set or not. More...
ErrorStatus	CRYP_AES_ECB (uint8_t Mode, uint8_t *Key, uint16_t Keysize, uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using AES in ECB Mode. More...
ErrorStatus	CRYP_AES_CBC (uint8_t Mode, uint8_t InitVectors[16], uint8_t *Key, uint16_t Keysize, uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using AES in CBC Mode. More...
ErrorStatus	CRYP_AES_CTR (uint8_t Mode, uint8_t InitVectors[16], uint8_t *Key, uint16_t Keysize, uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using AES in CTR Mode. More...
ErrorStatus	CRYP_TDES_ECB (uint8_t Mode, uint8_t Key[24], uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using TDES in ECB Mode. More...
ErrorStatus	CRYP_TDES_CBC (uint8_t Mode, uint8_t Key[24], uint8_t InitVectors[8], uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using TDES in CBC Mode. More...
ErrorStatus	CRYP_DES_ECB (uint8_t Mode, uint8_t Key[8], uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using DES in ECB Mode. More...
ErrorStatus	CRYP_DES_CBC (uint8_t Mode, uint8_t Key[8], uint8_t InitVectors[8], uint8_t *Input, uint32_t Ilength, uint8_t *Output)
	Encrypt and decrypt using DES in CBC Mode. More...

Detailed Description

This file contains all the functions prototypes for the Cryptographic processor(CRYP) firmware library.

Author

MCD Application Team

Version

V1.0.2

Date

05-March-2012

Attention

© COPYRIGHT 2012 STMicroelectronics

Licensed under MCD-ST Liberty SW License Agreement V2, (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.st.com/software_license_agreement_liberty_v2

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.