xref: /OK3568_Linux_fs/u-boot/drivers/crypto/fsl/rsa_caam.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2014 Freescale Semiconductor, Inc.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * SPDX-License-Identifier:	GPL-2.0+
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef __RSA_CAAM_H
8*4882a593Smuzhiyun #define __RSA_CAAM_H
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #include <common.h>
11*4882a593Smuzhiyun 
12*4882a593Smuzhiyun /**
13*4882a593Smuzhiyun  * struct pk_in_params - holder for input to PKHA block in CAAM
14*4882a593Smuzhiyun  * These parameters are required to perform Modular Exponentiation
15*4882a593Smuzhiyun  * using PKHA Block in CAAM
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun struct pk_in_params {
18*4882a593Smuzhiyun 	const uint8_t *e;	/* public exponent as byte array */
19*4882a593Smuzhiyun 	uint32_t e_siz;		/* size of e[] in number of bytes */
20*4882a593Smuzhiyun 	const uint8_t *n;	/* modulus as byte array */
21*4882a593Smuzhiyun 	uint32_t n_siz;		/* size of n[] in number of bytes */
22*4882a593Smuzhiyun 	const uint8_t *a;		/* Signature as byte array */
23*4882a593Smuzhiyun 	uint32_t a_siz;		/* size of a[] in number of bytes */
24*4882a593Smuzhiyun 	uint8_t *b;		/* Result exp. modulus in number of bytes */
25*4882a593Smuzhiyun 	uint32_t b_siz;		/* size of b[] in number of bytes */
26*4882a593Smuzhiyun };
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #endif
29