From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- arch/s390/crypto/sha.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/s390/crypto/sha.h (limited to 'arch/s390/crypto/sha.h') diff --git a/arch/s390/crypto/sha.h b/arch/s390/crypto/sha.h new file mode 100644 index 000000000..ada2f98c2 --- /dev/null +++ b/arch/s390/crypto/sha.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Cryptographic API. + * + * s390 generic implementation of the SHA Secure Hash Algorithms. + * + * Copyright IBM Corp. 2007 + * Author(s): Jan Glauber (jang@de.ibm.com) + */ +#ifndef _CRYPTO_ARCH_S390_SHA_H +#define _CRYPTO_ARCH_S390_SHA_H + +#include +#include +#include + +/* must be big enough for the largest SHA variant */ +#define SHA3_STATE_SIZE 200 +#define CPACF_MAX_PARMBLOCK_SIZE SHA3_STATE_SIZE +#define SHA_MAX_BLOCK_SIZE SHA3_224_BLOCK_SIZE + +struct s390_sha_ctx { + u64 count; /* message length in bytes */ + u32 state[CPACF_MAX_PARMBLOCK_SIZE / sizeof(u32)]; + u8 buf[SHA_MAX_BLOCK_SIZE]; + int func; /* KIMD function to use */ +}; + +struct shash_desc; + +int s390_sha_update(struct shash_desc *desc, const u8 *data, unsigned int len); +int s390_sha_final(struct shash_desc *desc, u8 *out); + +#endif -- cgit v1.2.3