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- /* mvAes.h v2.0 August '99
- * Reference ANSI C code
- */
- /* AES Cipher header file for ANSI C Submissions
- Lawrence E. Bassham III
- Computer Security Division
- National Institute of Standards and Technology
- April 15, 1998
- This sample is to assist implementers developing to the Cryptographic
- API Profile for AES Candidate Algorithm Submissions. Please consult this
- document as a cross-reference.
- ANY CHANGES, WHERE APPROPRIATE, TO INFORMATION PROVIDED IN THIS FILE
- MUST BE DOCUMENTED. CHANGES ARE ONLY APPROPRIATE WHERE SPECIFIED WITH
- THE STRING "CHANGE POSSIBLE". FUNCTION CALLS AND THEIR PARAMETERS CANNOT
- BE CHANGED. STRUCTURES CAN BE ALTERED TO ALLOW IMPLEMENTERS TO INCLUDE
- IMPLEMENTATION SPECIFIC INFORMATION.
- */
- /* Includes:
- Standard include files
- */
- #include "mvOs.h"
- /* Error Codes - CHANGE POSSIBLE: inclusion of additional error codes */
- /* Key direction is invalid, e.g., unknown value */
- #define AES_BAD_KEY_DIR -1
- /* Key material not of correct length */
- #define AES_BAD_KEY_MAT -2
- /* Key passed is not valid */
- #define AES_BAD_KEY_INSTANCE -3
- /* Params struct passed to cipherInit invalid */
- #define AES_BAD_CIPHER_MODE -4
- /* Cipher in wrong state (e.g., not initialized) */
- #define AES_BAD_CIPHER_STATE -5
- #define AES_BAD_CIPHER_INSTANCE -7
- /* Function protoypes */
- /* CHANGED: makeKey(): parameter blockLen added
- this parameter is absolutely necessary if you want to
- setup the round keys in a variable block length setting
- cipherInit(): parameter blockLen added (for obvious reasons)
- */
- int aesMakeKey(MV_U8 *expandedKey, MV_U8 *keyMaterial, int keyLen, int blockLen);
- int aesBlockEncrypt128(MV_U8 mode, MV_U8 *IV, MV_U8 *expandedKey, int keyLen,
- MV_U32 *plain, int numBlocks, MV_U32 *cipher);
- int aesBlockDecrypt128(MV_U8 mode, MV_U8 *IV, MV_U8 *expandedKey, int keyLen,
- MV_U32 *plain, int numBlocks, MV_U32 *cipher);
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