This file is indexed.

/usr/include/mbedtls/pkcs12.h is in libmbedtls-dev 2.4.2-1+deb9u3.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
/**
 * \file pkcs12.h
 *
 * \brief PKCS#12 Personal Information Exchange Syntax
 *
 *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
 *  not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This file is part of mbed TLS (https://tls.mbed.org)
 */
#ifndef MBEDTLS_PKCS12_H
#define MBEDTLS_PKCS12_H

#include "md.h"
#include "cipher.h"
#include "asn1.h"

#include <stddef.h>

#define MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA                 -0x1F80  /**< Bad input parameters to function. */
#define MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE            -0x1F00  /**< Feature not available, e.g. unsupported encryption scheme. */
#define MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT             -0x1E80  /**< PBE ASN.1 data not as expected. */
#define MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH              -0x1E00  /**< Given private key password does not allow for correct decryption. */

#define MBEDTLS_PKCS12_DERIVE_KEY       1   /**< encryption/decryption key */
#define MBEDTLS_PKCS12_DERIVE_IV        2   /**< initialization vector     */
#define MBEDTLS_PKCS12_DERIVE_MAC_KEY   3   /**< integrity / MAC key       */

#define MBEDTLS_PKCS12_PBE_DECRYPT      0
#define MBEDTLS_PKCS12_PBE_ENCRYPT      1

#ifdef __cplusplus
extern "C" {
#endif

/**
 * \brief            PKCS12 Password Based function (encryption / decryption)
 *                   for pbeWithSHAAnd128BitRC4
 *
 * \param pbe_params an ASN1 buffer containing the pkcs-12PbeParams structure
 * \param mode       either MBEDTLS_PKCS12_PBE_ENCRYPT or MBEDTLS_PKCS12_PBE_DECRYPT
 * \param pwd        the password used (may be NULL if no password is used)
 * \param pwdlen     length of the password (may be 0)
 * \param input      the input data
 * \param len        data length
 * \param output     the output buffer
 *
 * \return           0 if successful, or a MBEDTLS_ERR_XXX code
 */
int mbedtls_pkcs12_pbe_sha1_rc4_128( mbedtls_asn1_buf *pbe_params, int mode,
                             const unsigned char *pwd,  size_t pwdlen,
                             const unsigned char *input, size_t len,
                             unsigned char *output );

/**
 * \brief            PKCS12 Password Based function (encryption / decryption)
 *                   for cipher-based and mbedtls_md-based PBE's
 *
 * \param pbe_params an ASN1 buffer containing the pkcs-12PbeParams structure
 * \param mode       either MBEDTLS_PKCS12_PBE_ENCRYPT or MBEDTLS_PKCS12_PBE_DECRYPT
 * \param cipher_type the cipher used
 * \param md_type     the mbedtls_md used
 * \param pwd        the password used (may be NULL if no password is used)
 * \param pwdlen     length of the password (may be 0)
 * \param input      the input data
 * \param len        data length
 * \param output     the output buffer
 *
 * \return           0 if successful, or a MBEDTLS_ERR_XXX code
 */
int mbedtls_pkcs12_pbe( mbedtls_asn1_buf *pbe_params, int mode,
                mbedtls_cipher_type_t cipher_type, mbedtls_md_type_t md_type,
                const unsigned char *pwd,  size_t pwdlen,
                const unsigned char *input, size_t len,
                unsigned char *output );

/**
 * \brief            The PKCS#12 derivation function uses a password and a salt
 *                   to produce pseudo-random bits for a particular "purpose".
 *
 *                   Depending on the given id, this function can produce an
 *                   encryption/decryption key, an nitialization vector or an
 *                   integrity key.
 *
 * \param data       buffer to store the derived data in
 * \param datalen    length to fill
 * \param pwd        password to use (may be NULL if no password is used)
 * \param pwdlen     length of the password (may be 0)
 * \param salt       salt buffer to use
 * \param saltlen    length of the salt
 * \param mbedtls_md         mbedtls_md type to use during the derivation
 * \param id         id that describes the purpose (can be MBEDTLS_PKCS12_DERIVE_KEY,
 *                   MBEDTLS_PKCS12_DERIVE_IV or MBEDTLS_PKCS12_DERIVE_MAC_KEY)
 * \param iterations number of iterations
 *
 * \return          0 if successful, or a MD, BIGNUM type error.
 */
int mbedtls_pkcs12_derivation( unsigned char *data, size_t datalen,
                       const unsigned char *pwd, size_t pwdlen,
                       const unsigned char *salt, size_t saltlen,
                       mbedtls_md_type_t mbedtls_md, int id, int iterations );

#ifdef __cplusplus
}
#endif

#endif /* pkcs12.h */