/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2012-2019 ARM Limited (or its affiliates). */ /* \file cc_aead.h * ARM CryptoCell AEAD Crypto API */ #ifndef __CC_AEAD_H__ #define __CC_AEAD_H__ #include <linux/kernel.h> #include <crypto/algapi.h> #include <crypto/ctr.h> /* mac_cmp - HW writes 8 B but all bytes hold the same value */ #define ICV_CMP_SIZE … #define CCM_CONFIG_BUF_SIZE … #define MAX_MAC_SIZE … /* defines for AES GCM configuration buffer */ #define GCM_BLOCK_LEN_SIZE … #define GCM_BLOCK_RFC4_IV_OFFSET … #define GCM_BLOCK_RFC4_IV_SIZE … #define GCM_BLOCK_RFC4_NONCE_OFFSET … #define GCM_BLOCK_RFC4_NONCE_SIZE … /* Offsets into AES CCM configuration buffer */ #define CCM_B0_OFFSET … #define CCM_A0_OFFSET … #define CCM_CTR_COUNT_0_OFFSET … /* CCM B0 and CTR_COUNT constants. */ #define CCM_BLOCK_NONCE_OFFSET … #define CCM_BLOCK_NONCE_SIZE … #define CCM_BLOCK_IV_OFFSET … #define CCM_BLOCK_IV_SIZE … enum aead_ccm_header_size { … }; struct aead_req_ctx { … }; int cc_aead_alloc(struct cc_drvdata *drvdata); int cc_aead_free(struct cc_drvdata *drvdata); #endif /*__CC_AEAD_H__*/
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