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ckaid.h
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ckaid.h
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/*
* NSS boilerplate stuff, for libreswan.
*
* Copyright (C) 2016,2020 Andrew Cagney <cagney@gnu.org>
* Copyright (C) 2018 Sahana Prasad <sahana.prasad07@gmail.com>
*
* 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 <https://www.gnu.org/licenses/gpl2.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.
*/
#ifndef CKAID_H
#define CKAID_H
#include <stdbool.h> /* for bool */
#include <stdint.h> /* for uint8_t */
#include <secitem.h> /* for SECItem */
#include <stddef.h> /* for size_t */
#include "err.h"
#include "chunk.h"
struct jambuf;
/*
* For rationale behind *_t? Blame chunk_t.
*
* Field names are so that it is chunk_t like.
*
* Assume SHA1 is being used for the CKAID
*/
#define CKAID_SIZE BYTES_FOR_BITS(160)
typedef struct {
size_t len;
uint8_t ptr[CKAID_SIZE];
} ckaid_t;
bool ckaid_starts_with(const ckaid_t *ckaid, const char *start);
err_t string_to_ckaid(const char *string, ckaid_t *ckaid);
/* raw bytes in lower-case hex */
typedef struct {
char buf[CKAID_SIZE * 2 + 1/*nul*/ + 1/*canary*/];
} ckaid_buf;
const char *str_ckaid(const ckaid_t *ckaid, ckaid_buf *buf);
size_t jam_ckaid(struct jambuf *buf, const ckaid_t *ckaid);
err_t form_ckaid_rsa(chunk_t modulus, ckaid_t *ckaid);
err_t form_ckaid_ecKey(chunk_t pub_value, ckaid_t *ckaid);
bool ckaid_eq_nss(const ckaid_t *l, const SECItem *r);
ckaid_t ckaid_from_secitem(const SECItem *const nss_ckaid);
SECItem same_ckaid_as_secitem(const ckaid_t *ciaid);
#endif