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/*
* Copyright (c) 2018 Yubico AB. All rights reserved.
* Use of this source code is governed by a BSD-style
* license that can be found in the LICENSE file.
*/
#ifndef _EXTERN_H_
#define _EXTERN_H_
#include <openssl/ec.h>
#include <openssl/evp.h>
#include <openssl/rsa.h>
#ifdef HAVE_SIGNAL_H
#include <signal.h>
#endif
/* util.c */
EC_KEY *read_ec_pubkey(const char *);
RSA *read_rsa_pubkey(const char *);
EVP_PKEY *read_eddsa_pubkey(const char *);
int base10(const char *, long long *);
int read_blob(const char *, unsigned char **, size_t *);
int write_blob(const char *, const unsigned char *, size_t);
int write_ec_pubkey(const char *, const void *, size_t);
int write_rsa_pubkey(const char *, const void *, size_t);
int write_eddsa_pubkey(const char *, const void *, size_t);
#ifdef SIGNAL_EXAMPLE
void prepare_signal_handler(int);
extern volatile sig_atomic_t got_signal;
#endif
#endif /* _EXTERN_H_ */
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