diff options
Diffstat (limited to 'drivers/staging/ccree/cc_hash.h')
| -rw-r--r-- | drivers/staging/ccree/cc_hash.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/drivers/staging/ccree/cc_hash.h b/drivers/staging/ccree/cc_hash.h deleted file mode 100644 index aa42b8f4348d..000000000000 --- a/drivers/staging/ccree/cc_hash.h +++ /dev/null @@ -1,114 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* Copyright (C) 2012-2018 ARM Limited or its affiliates. */ - -/* \file cc_hash.h - * ARM CryptoCell Hash Crypto API - */ - -#ifndef __CC_HASH_H__ -#define __CC_HASH_H__ - -#include "cc_buffer_mgr.h" - -#define HMAC_IPAD_CONST 0x36363636 -#define HMAC_OPAD_CONST 0x5C5C5C5C -#if (CC_DEV_SHA_MAX > 256) -#define HASH_LEN_SIZE 16 -#define CC_MAX_HASH_DIGEST_SIZE SHA512_DIGEST_SIZE -#define CC_MAX_HASH_BLCK_SIZE SHA512_BLOCK_SIZE -#else -#define HASH_LEN_SIZE 8 -#define CC_MAX_HASH_DIGEST_SIZE SHA256_DIGEST_SIZE -#define CC_MAX_HASH_BLCK_SIZE SHA256_BLOCK_SIZE -#endif - -#define XCBC_MAC_K1_OFFSET 0 -#define XCBC_MAC_K2_OFFSET 16 -#define XCBC_MAC_K3_OFFSET 32 - -#define CC_EXPORT_MAGIC 0xC2EE1070U - -/* this struct was taken from drivers/crypto/nx/nx-aes-xcbc.c and it is used - * for xcbc/cmac statesize - */ -struct aeshash_state { - u8 state[AES_BLOCK_SIZE]; - unsigned int count; - u8 buffer[AES_BLOCK_SIZE]; -}; - -/* ahash state */ -struct ahash_req_ctx { - u8 buffers[2][CC_MAX_HASH_BLCK_SIZE] ____cacheline_aligned; - u8 digest_result_buff[CC_MAX_HASH_DIGEST_SIZE] ____cacheline_aligned; - u8 digest_buff[CC_MAX_HASH_DIGEST_SIZE] ____cacheline_aligned; - u8 opad_digest_buff[CC_MAX_HASH_DIGEST_SIZE] ____cacheline_aligned; - u8 digest_bytes_len[HASH_LEN_SIZE] ____cacheline_aligned; - struct async_gen_req_ctx gen_ctx ____cacheline_aligned; - enum cc_req_dma_buf_type data_dma_buf_type; - dma_addr_t opad_digest_dma_addr; - dma_addr_t digest_buff_dma_addr; - dma_addr_t digest_bytes_len_dma_addr; - dma_addr_t digest_result_dma_addr; - u32 buf_cnt[2]; - u32 buff_index; - u32 xcbc_count; /* count xcbc update operatations */ - struct scatterlist buff_sg[2]; - struct scatterlist *curr_sg; - u32 in_nents; - u32 mlli_nents; - struct mlli_params mlli_params; -}; - -static inline u32 *cc_hash_buf_cnt(struct ahash_req_ctx *state) -{ - return &state->buf_cnt[state->buff_index]; -} - -static inline u8 *cc_hash_buf(struct ahash_req_ctx *state) -{ - return state->buffers[state->buff_index]; -} - -static inline u32 *cc_next_buf_cnt(struct ahash_req_ctx *state) -{ - return &state->buf_cnt[state->buff_index ^ 1]; -} - -static inline u8 *cc_next_buf(struct ahash_req_ctx *state) -{ - return state->buffers[state->buff_index ^ 1]; -} - -int cc_hash_alloc(struct cc_drvdata *drvdata); -int cc_init_hash_sram(struct cc_drvdata *drvdata); -int cc_hash_free(struct cc_drvdata *drvdata); - -/*! - * Gets the initial digest length - * - * \param drvdata - * \param mode The Hash mode. Supported modes: - * MD5/SHA1/SHA224/SHA256/SHA384/SHA512 - * - * \return u32 returns the address of the initial digest length in SRAM - */ -cc_sram_addr_t -cc_digest_len_addr(void *drvdata, u32 mode); - -/*! - * Gets the address of the initial digest in SRAM - * according to the given hash mode - * - * \param drvdata - * \param mode The Hash mode. Supported modes: - * MD5/SHA1/SHA224/SHA256/SHA384/SHA512 - * - * \return u32 The address of the initial digest in SRAM - */ -cc_sram_addr_t cc_larval_digest_addr(void *drvdata, u32 mode); - -void cc_hash_global_init(void); - -#endif /*__CC_HASH_H__*/ - |