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ssl_common.h
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ssl_common.h
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#ifndef SSL_COMMON_H_INCLUDED
#define SSL_COMMON_H_INCLUDED
/*********************************************************************
*
* File : $Source: /cvsroot/ijbswa/current/ssl_common.h,v $
*
* Purpose : File with TLS/SSL extension. Contains methods for
* creating, using and closing TLS/SSL connections that do
* not depend on particular TLS/SSL library.
*
* Copyright : Written by and Copyright (c) 2017 Vaclav Svec. FIT CVUT.
*
* This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General
* Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU General Public
* License for more details.
*
* The GNU General Public License should be included with
* this file. If not, you can view it at
* http://www.gnu.org/copyleft/gpl.html
* or write to the Free Software Foundation, Inc., 59
* Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*********************************************************************/
#include "project.h"
#define RSA_KEY_PUBLIC_EXPONENT 65537 /* Public exponent for RSA private key generating */
#define RSA_KEYSIZE 2048 /* Size of generated RSA keys */
#define ERROR_BUF_SIZE 1024 /* Size of buffer for error messages */
#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 */
#define KEY_FILE_TYPE ".pem"
#define CERT_FILE_TYPE ".crt"
#define CERT_PARAM_COMMON_NAME_FCODE "CN"
#define CERT_PARAM_ORGANIZATION_FCODE "O"
#define CERT_PARAM_ORG_UNIT_FCODE "OU"
#define CERT_PARAM_COUNTRY_FCODE "C"
#define CERT_PARAM_COUNTRY_CODE "CZ"
#define CERT_SUBJECT_PASSWORD ""
/*
* Properties of cert for generating
*/
typedef struct {
char *issuer_crt; /* filename of the issuer certificate */
char *subject_key; /* filename of the subject key file */
char *issuer_key; /* filename of the issuer key file */
const char *subject_pwd; /* password for the subject key file */
const char *issuer_pwd; /* password for the issuer key file */
char *output_file; /* where to store the constructed key file */
const char *subject_name; /* subject name for certificate */
char issuer_name[ISSUER_NAME_BUF_SIZE]; /* issuer name for certificate */
const char *not_before; /* validity period not before */
const char *not_after; /* validity period not after */
const char *serial; /* serial number string */
int is_ca; /* is a CA certificate */
int max_pathlen; /* maximum CA path length */
} cert_options;
extern void free_certificate_chain(struct client_state *csp);
extern int file_exists(const char *path);
extern char *make_certs_path(const char *conf_dir, const char *file_name,
const char *suffix);
extern unsigned long get_certificate_serial(struct client_state *csp);
extern int get_certificate_valid_from_date(char *buffer, size_t buffer_size, const char *fmt);
extern int get_certificate_valid_to_date(char *buffer, size_t buffer_size, const char *fmt);
extern int enforce_sane_certificate_state(const char *certificate, const char *key);
#endif /* ndef SSL_COMMON_H_INCLUDED */