Cryptocurrency with GOST R 34.11-2012 algo, GOST R 34.10-2012 signature
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#ifndef CRYPTO_H__
#define CRYPTO_H__
#include <openssl/bn.h>
#include <openssl/ecdsa.h>
#include <openssl/evp.h>
#include <openssl/opensslv.h>
#if (OPENSSL_VERSION_NUMBER < 0x010100000) || defined(LIBRESSL_VERSION_NUMBER) // 1.1.0 or LibreSSL
// define getters and setters introduced in 1.1.0
inline int ECDSA_SIG_set0(ECDSA_SIG *sig, BIGNUM *r, BIGNUM *s)
{
if (sig->r) BN_free (sig->r);
if (sig->s) BN_free (sig->s);
sig->r = r; sig->s = s; return 1;
}
inline void ECDSA_SIG_get0(const ECDSA_SIG *sig, const BIGNUM **pr, const BIGNUM **ps)
{ *pr = sig->r; *ps = sig->s; }
// EVP
inline int EVP_CIPHER_CTX_reset(EVP_CIPHER_CTX *ctx)
{
return EVP_CIPHER_CTX_cleanup (ctx);
}
// ssl
#define TLS_method TLSv1_method
#endif
#endif