LXR linux/drivers/crypto/caam/caamhash

   1/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
   2/*
   3 * Shared descriptors for ahash algorithms
   4 *
   5 * Copyright 2017 NXP
   6 */
   7
   8#ifndef _CAAMHASH_DESC_H_
   9#define _CAAMHASH_DESC_H_
  10
  11/* length of descriptors text */
  12#define DESC_AHASH_BASE                 (3 * CAAM_CMD_SZ)
  13#define DESC_AHASH_UPDATE_LEN           (6 * CAAM_CMD_SZ)
  14#define DESC_AHASH_UPDATE_FIRST_LEN     (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ)
  15#define DESC_AHASH_FINAL_LEN            (DESC_AHASH_BASE + 5 * CAAM_CMD_SZ)
  16#define DESC_AHASH_DIGEST_LEN           (DESC_AHASH_BASE + 4 * CAAM_CMD_SZ)
  17
  18static inline bool is_xcbc_aes(u32 algtype)
  19{
  20        return (algtype & (OP_ALG_ALGSEL_MASK | OP_ALG_AAI_MASK)) ==
  21               (OP_ALG_ALGSEL_AES | OP_ALG_AAI_XCBC_MAC);
  22}
  23
  24void cnstr_shdsc_ahash(u32 * const desc, struct alginfo *adata, u32 state,
  25                       int digestsize, int ctx_len, bool import_ctx, int era);
  26
  27void cnstr_shdsc_sk_hash(u32 * const desc, struct alginfo *adata, u32 state,
  28                         int digestsize, int ctx_len);
  29#endif /* _CAAMHASH_DESC_H_ */
  30