/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (c) 2010-2014, The Linux Foundation. All rights reserved. */ #ifndef _COMMON_H_ #define _COMMON_H_ #include <linux/crypto.h> #include <linux/types.h> #include <crypto/aes.h> #include <crypto/hash.h> #include <crypto/internal/skcipher.h> /* key size in bytes */ #define QCE_SHA_HMAC_KEY_SIZE 64 #define QCE_MAX_CIPHER_KEY_SIZE AES_KEYSIZE_256 /* IV length in bytes */ #define QCE_AES_IV_LENGTH AES_BLOCK_SIZE /* max of AES_BLOCK_SIZE, DES3_EDE_BLOCK_SIZE */ #define QCE_MAX_IV_SIZE AES_BLOCK_SIZE /* maximum nonce bytes */ #define QCE_MAX_NONCE 16 #define QCE_MAX_NONCE_WORDS (QCE_MAX_NONCE / sizeof(u32)) /* burst size alignment requirement */ #define QCE_MAX_ALIGN_SIZE 64 /* cipher algorithms */ #define QCE_ALG_DES BIT(0) #define QCE_ALG_3DES BIT(1) #define QCE_ALG_AES BIT(2) /* hash and hmac algorithms */ #define QCE_HASH_SHA1 BIT(3) #define QCE_HASH_SHA256 BIT(4) #define QCE_HASH_SHA1_HMAC BIT(5) #define QCE_HASH_SHA256_HMAC BIT(6) #define QCE_HASH_AES_CMAC BIT(7) /* cipher modes */ #define QCE_MODE_CBC BIT(8) #define QCE_MODE_ECB BIT(9) #define QCE_MODE_CTR BIT(10) #define QCE_MODE_XTS BIT(11) #define QCE_MODE_CCM BIT(12) #define QCE_MODE_MASK GENMASK(12, 8) /* cipher encryption/decryption operations */ #define QCE_ENCRYPT BIT(13) #define QCE_DECRYPT BIT(14) #define IS_DES(flags) (flags & QCE_ALG_DES) #define IS_3DES(flags) (flags & QCE_ALG_3DES) #define IS_AES(flags) (flags & QCE_ALG_AES) #define IS_SHA1(flags) (flags & QCE_HASH_SHA1) #define IS_SHA256(flags) (flags & QCE_HASH_SHA256) #define IS_SHA1_HMAC(flags) (flags & QCE_HASH_SHA1_HMAC) #define IS_SHA256_HMAC(flags) (flags & QCE_HASH_SHA256_HMAC) #define IS_CMAC(flags) (flags & QCE_HASH_AES_CMAC) #define IS_SHA(flags) (IS_SHA1(flags) || IS_SHA256(flags)) #define IS_SHA_HMAC(flags) \ (IS_SHA1_HMAC(flags) || IS_SHA256_HMAC(flags)) #define IS_CBC(mode) (mode & QCE_MODE_CBC) #define IS_ECB(mode) (mode & QCE_MODE_ECB) #define IS_CTR(mode) (mode & QCE_MODE_CTR) #define IS_XTS(mode) (mode & QCE_MODE_XTS) #define IS_CCM(mode) (mode & QCE_MODE_CCM) #define IS_ENCRYPT(dir) (dir & QCE_ENCRYPT) #define IS_DECRYPT(dir) (dir & QCE_DECRYPT) struct qce_alg_template { struct list_head entry; u32 crypto_alg_type; unsigned long alg_flags; const u32 *std_iv; union { struct skcipher_alg skcipher; struct ahash_alg ahash; } alg; struct qce_device *qce; }; void qce_cpu_to_be32p_array(__be32 *dst, const u8 *src, unsigned int len); int qce_check_status(struct qce_device *qce, u32 *status); void qce_get_version(struct qce_device *qce, u32 *major, u32 *minor, u32 *step); int qce_start(struct crypto_async_request *async_req, u32 type, u32 totallen, u32 offset); #endif /* _COMMON_H_ */