97fb5e8d9b
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 and only version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 294 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2010-2014, The Linux Foundation. All rights reserved.
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*/
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#ifndef _SHA_H_
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#define _SHA_H_
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#include <crypto/scatterwalk.h>
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#include <crypto/sha.h>
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#include "common.h"
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#include "core.h"
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#define QCE_SHA_MAX_BLOCKSIZE SHA256_BLOCK_SIZE
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#define QCE_SHA_MAX_DIGESTSIZE SHA256_DIGEST_SIZE
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struct qce_sha_ctx {
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u8 authkey[QCE_SHA_MAX_BLOCKSIZE];
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};
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/**
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* struct qce_sha_reqctx - holds private ahash objects per request
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* @buf: used during update, import and export
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* @tmpbuf: buffer for internal use
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* @digest: calculated digest buffer
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* @buflen: length of the buffer
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* @flags: operation flags
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* @src_orig: original request sg list
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* @nbytes_orig: original request number of bytes
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* @src_nents: source number of entries
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* @byte_count: byte count
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* @count: save count in states during update, import and export
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* @first_blk: is it the first block
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* @last_blk: is it the last block
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* @sg: used to chain sg lists
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* @authkey: pointer to auth key in sha ctx
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* @authklen: auth key length
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* @result_sg: scatterlist used for result buffer
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*/
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struct qce_sha_reqctx {
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u8 buf[QCE_SHA_MAX_BLOCKSIZE];
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u8 tmpbuf[QCE_SHA_MAX_BLOCKSIZE];
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u8 digest[QCE_SHA_MAX_DIGESTSIZE];
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unsigned int buflen;
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unsigned long flags;
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struct scatterlist *src_orig;
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unsigned int nbytes_orig;
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int src_nents;
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__be32 byte_count[2];
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u64 count;
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bool first_blk;
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bool last_blk;
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struct scatterlist sg[2];
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u8 *authkey;
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unsigned int authklen;
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struct scatterlist result_sg;
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};
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static inline struct qce_alg_template *to_ahash_tmpl(struct crypto_tfm *tfm)
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{
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struct crypto_ahash *ahash = __crypto_ahash_cast(tfm);
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struct ahash_alg *alg = container_of(crypto_hash_alg_common(ahash),
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struct ahash_alg, halg);
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return container_of(alg, struct qce_alg_template, alg.ahash);
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}
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extern const struct qce_algo_ops ahash_ops;
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#endif /* _SHA_H_ */
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