diff options
Diffstat (limited to 'drivers/crypto/inside-secure/eip93/eip93-cipher.h')
| -rw-r--r-- | drivers/crypto/inside-secure/eip93/eip93-cipher.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/drivers/crypto/inside-secure/eip93/eip93-cipher.h b/drivers/crypto/inside-secure/eip93/eip93-cipher.h new file mode 100644 index 000000000000..6e2545ebd879 --- /dev/null +++ b/drivers/crypto/inside-secure/eip93/eip93-cipher.h @@ -0,0 +1,60 @@ +/* SPDX-License-Identifier: GPL-2.0 + * + * Copyright (C) 2019 - 2021 + * + * Richard van Schagen <vschagen@icloud.com> + * Christian Marangi <ansuelsmth@gmail.com + */ +#ifndef _EIP93_CIPHER_H_ +#define _EIP93_CIPHER_H_ + +#include "eip93-main.h" + +struct eip93_crypto_ctx { + struct eip93_device *eip93; + u32 flags; + struct sa_record *sa_record; + u32 sa_nonce; + int blksize; + dma_addr_t sa_record_base; + /* AEAD specific */ + unsigned int authsize; + unsigned int assoclen; + bool set_assoc; + enum eip93_alg_type type; +}; + +struct eip93_cipher_reqctx { + u16 desc_flags; + u16 flags; + unsigned int blksize; + unsigned int ivsize; + unsigned int textsize; + unsigned int assoclen; + unsigned int authsize; + dma_addr_t sa_record_base; + struct sa_state *sa_state; + dma_addr_t sa_state_base; + struct eip93_descriptor *cdesc; + struct scatterlist *sg_src; + struct scatterlist *sg_dst; + int src_nents; + int dst_nents; + struct sa_state *sa_state_ctr; + dma_addr_t sa_state_ctr_base; +}; + +int check_valid_request(struct eip93_cipher_reqctx *rctx); + +void eip93_unmap_dma(struct eip93_device *eip93, struct eip93_cipher_reqctx *rctx, + struct scatterlist *reqsrc, struct scatterlist *reqdst); + +void eip93_skcipher_handle_result(struct crypto_async_request *async, int err); + +int eip93_send_req(struct crypto_async_request *async, + const u8 *reqiv, struct eip93_cipher_reqctx *rctx); + +void eip93_handle_result(struct eip93_device *eip93, struct eip93_cipher_reqctx *rctx, + u8 *reqiv); + +#endif /* _EIP93_CIPHER_H_ */ |