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/* Support of the Online Certificate Status Protocol (OCSP) Support
* Copyright (C) 2003 Christoph Gysin, Simon Zwahlen
* Zuercher Hochschule Winterthur
*
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*
* RCSID $Id$
*/
#include "constants.h"
/* constants */
#define OCSP_BASIC_RESPONSE_VERSION 1
#define OCSP_DEFAULT_VALID_TIME 120 /* validity of one-time response in seconds */
#define OCSP_WARNING_INTERVAL 2 /* days */
/* OCSP response status */
typedef enum {
STATUS_SUCCESSFUL = 0,
STATUS_MALFORMEDREQUEST = 1,
STATUS_INTERNALERROR = 2,
STATUS_TRYLATER = 3,
STATUS_SIGREQUIRED = 5,
STATUS_UNAUTHORIZED= 6
} response_status;
/* OCSP access structures */
typedef struct ocsp_certinfo ocsp_certinfo_t;
struct ocsp_certinfo {
ocsp_certinfo_t *next;
int trials;
chunk_t serialNumber;
cert_status_t status;
bool once;
crl_reason_t revocationReason;
time_t revocationTime;
time_t thisUpdate;
time_t nextUpdate;
};
typedef struct ocsp_location ocsp_location_t;
struct ocsp_location {
ocsp_location_t *next;
chunk_t issuer;
chunk_t authNameID;
chunk_t authKeyID;
chunk_t authKeySerialNumber;
chunk_t uri;
chunk_t nonce;
ocsp_certinfo_t *certinfo;
};
extern ocsp_location_t* get_ocsp_location(const ocsp_location_t *loc
, ocsp_location_t *chain);
extern ocsp_location_t* add_ocsp_location(const ocsp_location_t *loc
, ocsp_location_t **chain);
extern void add_certinfo(ocsp_location_t *loc, ocsp_certinfo_t *info
, ocsp_location_t **chain, bool request);
extern void check_ocsp(void);
extern cert_status_t verify_by_ocsp(const x509cert_t *cert, time_t *until
, time_t *revocationTime, crl_reason_t *revocationReason);
extern bool ocsp_set_request_cert(char* path);
extern void ocsp_set_default_uri(char* uri);
extern void ocsp_cache_add_cert(const x509cert_t* cert);
extern chunk_t build_ocsp_request(ocsp_location_t* location);
extern void parse_ocsp(ocsp_location_t* location, chunk_t blob);
extern void list_ocsp_locations(ocsp_location_t *location, bool requests
, bool utc, bool strict);
extern void list_ocsp_cache(bool utc, bool strict);
extern void free_ocsp_locations(ocsp_location_t **chain);
extern void free_ocsp_cache(void);
extern void free_ocsp(void);
extern void ocsp_purge_cache(void);
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