Reorder need_bind in struct configuration_spec to save memory
[privoxy.git] / ssl_common.h
1 #ifndef SSL_COMMON_H_INCLUDED
2 #define SSL_COMMON_H_INCLUDED
3 /*********************************************************************
4 *
5 * File        :  $Source: /cvsroot/ijbswa/current/ssl_common.h,v $
6 *
7 * Purpose     :  File with TLS/SSL extension. Contains methods for
8 *                creating, using and closing TLS/SSL connections that do
9 *                not depend on particular TLS/SSL library.
10 *
11 * Copyright   :  Written by and Copyright (c) 2017 Vaclav Svec. FIT CVUT.
12 *
13 *                This program is free software; you can redistribute it
14 *                and/or modify it under the terms of the GNU General
15 *                Public License as published by the Free Software
16 *                Foundation; either version 2 of the License, or (at
17 *                your option) any later version.
18 *
19 *                This program is distributed in the hope that it will
20 *                be useful, but WITHOUT ANY WARRANTY; without even the
21 *                implied warranty of MERCHANTABILITY or FITNESS FOR A
22 *                PARTICULAR PURPOSE.  See the GNU General Public
23 *                License for more details.
24 *
25 *                The GNU General Public License should be included with
26 *                this file.  If not, you can view it at
27 *                http://www.gnu.org/copyleft/gpl.html
28 *                or write to the Free Software Foundation, Inc., 59
29 *                Temple Place - Suite 330, Boston, MA  02111-1307, USA.
30 *
31 *********************************************************************/
32
33 #include "project.h"
34
35 #define RSA_KEY_PUBLIC_EXPONENT          65537             /* Public exponent for RSA private key generating */
36 #define RSA_KEYSIZE                      2048              /* Size of generated RSA keys */
37 #define ERROR_BUF_SIZE                   1024              /* Size of buffer for error messages */
38 #define INVALID_CERT_INFO_BUF_SIZE       2048              /* Size of buffer for message with information about reason of certificate invalidity. Data after the end of buffer will not be saved */
39 #define KEY_FILE_TYPE                    ".pem"
40 #define CERT_FILE_TYPE                   ".crt"
41
42 #define CERT_PARAM_COMMON_NAME_FCODE      "CN"
43 #define CERT_PARAM_ORGANIZATION_FCODE     "O"
44 #define CERT_PARAM_ORG_UNIT_FCODE         "OU"
45 #define CERT_PARAM_COUNTRY_FCODE          "C"
46 #define CERT_PARAM_COUNTRY_CODE           "CZ"
47 #define CERT_SUBJECT_PASSWORD            ""
48
49 /*
50  * Properties of cert for generating
51  */
52 typedef struct {
53    char       *issuer_crt;                         /* filename of the issuer certificate       */
54    char       *subject_key;                        /* filename of the subject key file         */
55    char       *issuer_key;                         /* filename of the issuer key file          */
56    const char *subject_pwd;                        /* password for the subject key file        */
57    const char *issuer_pwd;                         /* password for the issuer key file         */
58    char       *output_file;                        /* where to store the constructed key file  */
59    const char *subject_name;                       /* subject name for certificate             */
60    char       issuer_name[ISSUER_NAME_BUF_SIZE];   /* issuer name for certificate              */
61    const char *not_before;                         /* validity period not before               */
62    const char *not_after;                          /* validity period not after                */
63    const char *serial;                             /* serial number string                     */
64    int        is_ca;                               /* is a CA certificate                      */
65    int        max_pathlen;                         /* maximum CA path length                   */
66 } cert_options;
67
68 extern void free_certificate_chain(struct client_state *csp);
69 extern int file_exists(const char *path);
70 extern char *make_certs_path(const char *conf_dir, const char *file_name,
71    const char *suffix);
72 extern unsigned long get_certificate_serial(struct client_state *csp);
73 extern int get_certificate_valid_from_date(char *buffer, size_t buffer_size, const char *fmt);
74 extern int get_certificate_valid_to_date(char *buffer, size_t buffer_size, const char *fmt);
75 extern int host_is_ip_address(const char *host);
76 extern int enforce_sane_certificate_state(const char *certificate, const char *key);
77
78 #endif /* ndef SSL_COMMON_H_INCLUDED */