linux-imx

/* SPDX-License-Identifier: GPL-2.0 */

/*

 * Shared descriptors for aead, skcipher algorithms

 *

 * Copyright 2016 NXP

 */

​

#ifndef _CAAMALG_DESC_H_

#define _CAAMALG_DESC_H_

​

/* length of descriptors text */

#define DESC_AEAD_BASE          (4 * CAAM_CMD_SZ)

#define DESC_AEAD_ENC_LEN       (DESC_AEAD_BASE + 11 * CAAM_CMD_SZ)

#define DESC_AEAD_DEC_LEN       (DESC_AEAD_BASE + 15 * CAAM_CMD_SZ)

#define DESC_AEAD_GIVENC_LEN        (DESC_AEAD_ENC_LEN + 7 * CAAM_CMD_SZ)

#define DESC_QI_AEAD_ENC_LEN        (DESC_AEAD_ENC_LEN + 3 * CAAM_CMD_SZ)

#define DESC_QI_AEAD_DEC_LEN        (DESC_AEAD_DEC_LEN + 3 * CAAM_CMD_SZ)

#define DESC_QI_AEAD_GIVENC_LEN     (DESC_AEAD_GIVENC_LEN + 3 * CAAM_CMD_SZ)

​

/* Note: Nonce is counted in cdata.keylen */

#define DESC_AEAD_CTR_RFC3686_LEN   (4 * CAAM_CMD_SZ)

​

#define DESC_AEAD_NULL_BASE     (3 * CAAM_CMD_SZ)

#define DESC_AEAD_NULL_ENC_LEN      (DESC_AEAD_NULL_BASE + 11 * CAAM_CMD_SZ)

#define DESC_AEAD_NULL_DEC_LEN      (DESC_AEAD_NULL_BASE + 13 * CAAM_CMD_SZ)

​

#define DESC_GCM_BASE           (3 * CAAM_CMD_SZ)

#define DESC_GCM_ENC_LEN        (DESC_GCM_BASE + 16 * CAAM_CMD_SZ)

#define DESC_GCM_DEC_LEN        (DESC_GCM_BASE + 12 * CAAM_CMD_SZ)

#define DESC_QI_GCM_ENC_LEN     (DESC_GCM_ENC_LEN + 6 * CAAM_CMD_SZ)

#define DESC_QI_GCM_DEC_LEN     (DESC_GCM_DEC_LEN + 3 * CAAM_CMD_SZ)

​

#define DESC_RFC4106_BASE       (3 * CAAM_CMD_SZ)

#define DESC_RFC4106_ENC_LEN        (DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)

#define DESC_RFC4106_DEC_LEN        (DESC_RFC4106_BASE + 13 * CAAM_CMD_SZ)

#define DESC_QI_RFC4106_ENC_LEN     (DESC_RFC4106_ENC_LEN + 5 * CAAM_CMD_SZ)

#define DESC_QI_RFC4106_DEC_LEN     (DESC_RFC4106_DEC_LEN + 5 * CAAM_CMD_SZ)

​

#define DESC_RFC4543_BASE       (3 * CAAM_CMD_SZ)

#define DESC_RFC4543_ENC_LEN        (DESC_RFC4543_BASE + 11 * CAAM_CMD_SZ)

#define DESC_RFC4543_DEC_LEN        (DESC_RFC4543_BASE + 12 * CAAM_CMD_SZ)

#define DESC_QI_RFC4543_ENC_LEN     (DESC_RFC4543_ENC_LEN + 4 * CAAM_CMD_SZ)

#define DESC_QI_RFC4543_DEC_LEN     (DESC_RFC4543_DEC_LEN + 4 * CAAM_CMD_SZ)

​

#define DESC_SKCIPHER_BASE      (3 * CAAM_CMD_SZ)

#define DESC_SKCIPHER_ENC_LEN       (DESC_SKCIPHER_BASE + \

                     20 * CAAM_CMD_SZ)

#define DESC_SKCIPHER_DEC_LEN       (DESC_SKCIPHER_BASE + \

                     15 * CAAM_CMD_SZ)

​

void cnstr_shdsc_aead_null_encap(u32 * const desc, struct alginfo *adata,

                 unsigned int icvsize, int era);

​

void cnstr_shdsc_aead_null_decap(u32 * const desc, struct alginfo *adata,

                 unsigned int icvsize, int era);

​

void cnstr_shdsc_aead_encap(u32 * const desc, struct alginfo *cdata,

                struct alginfo *adata, unsigned int ivsize,

                unsigned int icvsize, const bool is_rfc3686,

                u32 *nonce, const u32 ctx1_iv_off,

                const bool is_qi, int era);

​

void cnstr_shdsc_aead_decap(u32 * const desc, struct alginfo *cdata,