ref: 98c1cd7ae022efe276123898af6b892eade0732c
dir: /third_party/boringssl/src/crypto/pkcs8/internal.h/
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com). */
#ifndef OPENSSL_HEADER_PKCS8_INTERNAL_H
#define OPENSSL_HEADER_PKCS8_INTERNAL_H
#include <openssl/base.h>
#if defined(__cplusplus)
extern "C" {
#endif
struct pkcs8_priv_key_info_st {
ASN1_INTEGER *version;
X509_ALGOR *pkeyalg;
ASN1_OCTET_STRING *pkey;
STACK_OF(X509_ATTRIBUTE) *attributes;
};
// pkcs8_pbe_decrypt decrypts |in| using the PBE scheme described by
// |algorithm|, which should be a serialized AlgorithmIdentifier structure. On
// success, it sets |*out| to a newly-allocated buffer containing the decrypted
// result and returns one. Otherwise, it returns zero.
int pkcs8_pbe_decrypt(uint8_t **out, size_t *out_len, CBS *algorithm,
const char *pass, size_t pass_len, const uint8_t *in,
size_t in_len);
#define PKCS12_KEY_ID 1
#define PKCS12_IV_ID 2
#define PKCS12_MAC_ID 3
// pkcs12_key_gen runs the PKCS#12 key derivation function as specified in
// RFC 7292, appendix B. On success, it writes the resulting |out_len| bytes of
// key material to |out| and returns one. Otherwise, it returns zero. |id|
// should be one of the |PKCS12_*_ID| values.
int pkcs12_key_gen(const char *pass, size_t pass_len, const uint8_t *salt,
size_t salt_len, uint8_t id, unsigned iterations,
size_t out_len, uint8_t *out, const EVP_MD *md);
// pkcs12_pbe_encrypt_init configures |ctx| for encrypting with a PBES1 scheme
// defined in PKCS#12. It writes the corresponding AlgorithmIdentifier to |out|.
int pkcs12_pbe_encrypt_init(CBB *out, EVP_CIPHER_CTX *ctx, int alg,
unsigned iterations, const char *pass,
size_t pass_len, const uint8_t *salt,
size_t salt_len);
struct pbe_suite {
int pbe_nid;
uint8_t oid[10];
uint8_t oid_len;
const EVP_CIPHER *(*cipher_func)(void);
const EVP_MD *(*md_func)(void);
// decrypt_init initialize |ctx| for decrypting. The password is specified by
// |pass| and |pass_len|. |param| contains the serialized parameters field of
// the AlgorithmIdentifier.
//
// It returns one on success and zero on error.
int (*decrypt_init)(const struct pbe_suite *suite, EVP_CIPHER_CTX *ctx,
const char *pass, size_t pass_len, CBS *param);
};
#define PKCS5_DEFAULT_ITERATIONS 2048
#define PKCS5_SALT_LEN 8
int PKCS5_pbe2_decrypt_init(const struct pbe_suite *suite, EVP_CIPHER_CTX *ctx,
const char *pass, size_t pass_len, CBS *param);
// PKCS5_pbe2_encrypt_init configures |ctx| for encrypting with PKCS #5 PBES2,
// as defined in RFC 2998, with the specified parameters. It writes the
// corresponding AlgorithmIdentifier to |out|.
int PKCS5_pbe2_encrypt_init(CBB *out, EVP_CIPHER_CTX *ctx,
const EVP_CIPHER *cipher, unsigned iterations,
const char *pass, size_t pass_len,
const uint8_t *salt, size_t salt_len);
// pkcs12_iterations_acceptable returns one if |iterations| is a reasonable
// number of PBKDF2 iterations and zero otherwise.
int pkcs12_iterations_acceptable(uint64_t iterations);
#if defined(__cplusplus)
} // extern C
#endif
#endif // OPENSSL_HEADER_PKCS8_INTERNAL_H