From 2dfe4c414ac8f9992f6c6ded2f990c5a8e487815 Mon Sep 17 00:00:00 2001 From: Joshua Oreman Date: Fri, 3 Jul 2009 16:06:05 -0700 Subject: [crypto] Make AES context size and algorithm structure externally available This is required to support modes of AES beyond cipher-block chaining. Signed-off-by: Marty Connor --- src/include/gpxe/aes.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'src/include') diff --git a/src/include/gpxe/aes.h b/src/include/gpxe/aes.h index bdc32bd63..9e0e34a9d 100644 --- a/src/include/gpxe/aes.h +++ b/src/include/gpxe/aes.h @@ -5,6 +5,23 @@ FILE_LICENCE ( GPL2_OR_LATER ); struct cipher_algorithm; +/** Basic AES blocksize */ +#define AES_BLOCKSIZE 16 + +#include "crypto/axtls/crypto.h" + +/** AES context */ +struct aes_context { + /** AES context for AXTLS */ + AES_CTX axtls_ctx; + /** Cipher is being used for decrypting */ + int decrypting; +}; + +/** AES context size */ +#define AES_CTX_SIZE sizeof ( struct aes_context ) + +extern struct cipher_algorithm aes_algorithm; extern struct cipher_algorithm aes_cbc_algorithm; #endif /* _GPXE_AES_H */ -- cgit v1.2.3-55-g7522