64 lines
1.6 KiB
C
64 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0
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*
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* Copyright (C) 2019 - 2021
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*
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* Richard van Schagen <vschagen@icloud.com>
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*/
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#ifndef _EIP93_CIPHER_H_
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#define _EIP93_CIPHER_H_
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#include "eip93-main.h"
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struct mtk_crypto_ctx {
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struct mtk_device *mtk;
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struct saRecord_s *sa_in;
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dma_addr_t sa_base_in;
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struct saRecord_s *sa_out;
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dma_addr_t sa_base_out;
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uint32_t saNonce;
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int blksize;
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/* AEAD specific */
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unsigned int authsize;
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unsigned int assoclen_in;
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unsigned int assoclen_out;
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bool in_first;
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bool out_first;
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struct crypto_shash *shash;
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};
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struct mtk_cipher_reqctx {
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unsigned long flags;
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unsigned int blksize;
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unsigned int ivsize;
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unsigned int textsize;
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unsigned int assoclen;
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unsigned int authsize;
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dma_addr_t saRecord_base;
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struct saState_s *saState;
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dma_addr_t saState_base;
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uint32_t saState_idx;
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struct eip93_descriptor_s *cdesc;
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struct scatterlist *sg_src;
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struct scatterlist *sg_dst;
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int src_nents;
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int dst_nents;
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struct saState_s *saState_ctr;
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dma_addr_t saState_base_ctr;
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uint32_t saState_ctr_idx;
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};
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int check_valid_request(struct mtk_cipher_reqctx *rctx);
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void mtk_unmap_dma(struct mtk_device *mtk, struct mtk_cipher_reqctx *rctx,
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struct scatterlist *reqsrc, struct scatterlist *reqdst);
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void mtk_skcipher_handle_result(struct crypto_async_request *async, int err);
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int mtk_send_req(struct crypto_async_request *async,
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const u8 *reqiv, struct mtk_cipher_reqctx *rctx);
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void mtk_handle_result(struct mtk_device *mtk, struct mtk_cipher_reqctx *rctx,
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u8 *reqiv);
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#endif /* _EIP93_CIPHER_H_ */
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