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