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	1	/**
	2	* \file pk_internal.h
	3	*
	4	* \brief Public Key abstraction layer: wrapper functions
	5	*/
	6	/*
	7	* Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
	8	* SPDX-License-Identifier: GPL-2.0
	9	*
	10	* This program is free software; you can redistribute it and/or modify
	11	* it under the terms of the GNU General Public License as published by
	12	* the Free Software Foundation; either version 2 of the License, or
	13	* (at your option) any later version.
	14	*
	15	* This program is distributed in the hope that it will be useful,
	16	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	* GNU General Public License for more details.
	19	*
	20	* You should have received a copy of the GNU General Public License along
	21	* with this program; if not, write to the Free Software Foundation, Inc.,
	22	* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	23	*
	24	* This file is part of mbed TLS (https://tls.mbed.org)
	25	*/
	26
	27	#ifndef MBEDTLS_PK_WRAP_H
	28	#define MBEDTLS_PK_WRAP_H
	29
	30	#if !defined(MBEDTLS_CONFIG_FILE)
	31	#include "config.h"
	32	#else
	33	#include MBEDTLS_CONFIG_FILE
	34	#endif
	35
	36	#include "pk.h"
	37
	38	struct mbedtls_pk_info_t
	39	{
	40	/** Public key type */
	41	mbedtls_pk_type_t type;
	42
	43	/** Type name */
	44	const char *name;
	45
	46	/** Get key size in bits */
	47	size_t (get_bitlen)( const void );
	48
	49	/** Tell if the context implements this type (e.g. ECKEY can do ECDSA) */
	50	int (*can_do)( mbedtls_pk_type_t type );
	51
	52	/** Verify signature */
	53	int (verify_func)( void ctx, mbedtls_md_type_t md_alg,
	54	const unsigned char *hash, size_t hash_len,
	55	const unsigned char *sig, size_t sig_len );
	56
	57	/** Make signature */
	58	int (sign_func)( void ctx, mbedtls_md_type_t md_alg,
	59	const unsigned char *hash, size_t hash_len,
	60	unsigned char sig, size_t sig_len,
	61	int (f_rng)(void , unsigned char *, size_t),
	62	void *p_rng );
	63
	64	/** Decrypt message */
	65	int (decrypt_func)( void ctx, const unsigned char *input, size_t ilen,
	66	unsigned char output, size_t olen, size_t osize,
	67	int (f_rng)(void , unsigned char *, size_t),
	68	void *p_rng );
	69
	70	/** Encrypt message */
	71	int (encrypt_func)( void ctx, const unsigned char *input, size_t ilen,
	72	unsigned char output, size_t olen, size_t osize,
	73	int (f_rng)(void , unsigned char *, size_t),
	74	void *p_rng );
	75
	76	/** Check public-private key pair */
	77	int (check_pair_func)( const void pub, const void *prv );
	78
	79	/** Allocate a new context */
	80	void * (*ctx_alloc_func)( void );
	81
	82	/** Free the given context */
	83	void (ctx_free_func)( void ctx );
	84
	85	/** Interface with the debug module */
	86	void (debug_func)( const void ctx, mbedtls_pk_debug_item *items );
	87
	88	};
	89	#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
	90	/* Container for RSA-alt */
	91	typedef struct
	92	{
	93	void *key;
	94	mbedtls_pk_rsa_alt_decrypt_func decrypt_func;
	95	mbedtls_pk_rsa_alt_sign_func sign_func;
	96	mbedtls_pk_rsa_alt_key_len_func key_len_func;
	97	} mbedtls_rsa_alt_context;
	98	#endif
	99
	100	#if defined(MBEDTLS_RSA_C)
	101	extern const mbedtls_pk_info_t mbedtls_rsa_info;
	102	#endif
	103
	104	#if defined(MBEDTLS_ECP_C)
	105	extern const mbedtls_pk_info_t mbedtls_eckey_info;
	106	extern const mbedtls_pk_info_t mbedtls_eckeydh_info;
	107	#endif
	108
	109	#if defined(MBEDTLS_ECDSA_C)
	110	extern const mbedtls_pk_info_t mbedtls_ecdsa_info;
	111	#endif
	112
	113	#if defined(MBEDTLS_PK_RSA_ALT_SUPPORT)
	114	extern const mbedtls_pk_info_t mbedtls_rsa_alt_info;
	115	#endif
	116
	117	#endif /* MBEDTLS_PK_WRAP_H */