blob: 39b45b58e0ced5c3aa5eb0516f6f04f7497ffe1e [file] [log] [blame]
/*
* Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef CERT_H
#define CERT_H
#include <openssl/ossl_typ.h>
#include <openssl/x509.h>
#include "ext.h"
#include "key.h"
#define CERT_MAX_EXT 5
/*
* This structure contains information related to the generation of the
* certificates. All these fields must be known and specified at build time
* except for the file name, which is picked up from the command line at
* run time.
*
* One instance of this structure must be created for each of the certificates
* present in the chain of trust.
*
* If the issuer points to this same instance, the generated certificate will
* be self-signed.
*/
typedef struct cert_s cert_t;
struct cert_s {
int id; /* Unique identifier */
const char *opt; /* Command line option to pass filename */
const char *fn; /* Filename to save the certificate */
const char *cn; /* Subject CN (Company Name) */
const char *help_msg; /* Help message */
/* These fields must be defined statically */
int key; /* Key to be signed */
int issuer; /* Issuer certificate */
int ext[CERT_MAX_EXT]; /* Certificate extensions */
int num_ext; /* Number of extensions in the certificate */
X509 *x; /* X509 certificate container */
};
/* Exported API */
int cert_init(void);
cert_t *cert_get_by_opt(const char *opt);
int cert_add_ext(X509 *issuer, X509 *subject, int nid, char *value);
int cert_new(
int key_alg,
int md_alg,
cert_t *cert,
int days,
int ca,
STACK_OF(X509_EXTENSION) * sk);
/* Macro to register the certificates used in the CoT */
#define REGISTER_COT(_certs) \
cert_t *certs = &_certs[0]; \
const unsigned int num_certs = sizeof(_certs)/sizeof(_certs[0])
/* Exported variables */
extern cert_t *certs;
extern const unsigned int num_certs;
#endif /* CERT_H */