Loading...
/* * Cryptographic API. * * s390 generic implementation of the SHA Secure Hash Algorithms. * * Copyright IBM Corp. 2007 * Author(s): Jan Glauber (jang@de.ibm.com) * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. * */ #ifndef _CRYPTO_ARCH_S390_SHA_H #define _CRYPTO_ARCH_S390_SHA_H #include <linux/crypto.h> #include <crypto/sha.h> /* must be big enough for the largest SHA variant */ #define SHA_MAX_STATE_SIZE 16 #define SHA_MAX_BLOCK_SIZE SHA512_BLOCK_SIZE struct s390_sha_ctx { u64 count; /* message length in bytes */ u32 state[SHA_MAX_STATE_SIZE]; u8 buf[2 * SHA_MAX_BLOCK_SIZE]; int func; /* KIMD function to use */ }; void s390_sha_update(struct crypto_tfm *tfm, const u8 *data, unsigned int len); void s390_sha_final(struct crypto_tfm *tfm, u8 *out); #endif |