1 #ifndef _GPXE_AES_H 2 #define _GPXE_AES_H 3 4 FILE_LICENCE ( GPL2_OR_LATER ); 5 6 struct cipher_algorithm; 7 8 /** Basic AES blocksize */ 9 #define AES_BLOCKSIZE 16 10 11 #include "crypto/axtls/crypto.h" 12 13 /** AES context */ 14 struct aes_context { 15 /** AES context for AXTLS */ 16 AES_CTX axtls_ctx; 17 /** Cipher is being used for decrypting */ 18 int decrypting; 19 }; 20 21 /** AES context size */ 22 #define AES_CTX_SIZE sizeof ( struct aes_context ) 23 24 extern struct cipher_algorithm aes_algorithm; 25 extern struct cipher_algorithm aes_cbc_algorithm; 26 27 int aes_wrap ( const void *kek, const void *src, void *dest, int nblk ); 28 int aes_unwrap ( const void *kek, const void *src, void *dest, int nblk ); 29 30 #endif /* _GPXE_AES_H */ 31
