diff options
Diffstat (limited to 'comm/third_party/rnp/src/lib/crypto/bn.h')
-rw-r--r-- | comm/third_party/rnp/src/lib/crypto/bn.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/comm/third_party/rnp/src/lib/crypto/bn.h b/comm/third_party/rnp/src/lib/crypto/bn.h new file mode 100644 index 0000000000..26cc547690 --- /dev/null +++ b/comm/third_party/rnp/src/lib/crypto/bn.h @@ -0,0 +1,64 @@ +/*- + * Copyright (c) 2017-2021 Ribose Inc. + * Copyright (c) 2012 Alistair Crooks <agc@NetBSD.org> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES + * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. + * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef RNP_BN_H_ +#define RNP_BN_H_ + +#include <stdio.h> +#include <stdint.h> +#include "config.h" +#include "mpi.h" + +#if defined(CRYPTO_BACKEND_OPENSSL) +#include <openssl/bn.h> + +#define bignum_t BIGNUM +#elif defined(CRYPTO_BACKEND_BOTAN) +typedef struct botan_mp_struct *botan_mp_t; +typedef struct bignum_t_st { + botan_mp_t mp; +} bignum_t; + +#define BN_HANDLE(x) ((x).mp) +#define BN_HANDLE_PTR(x) ((x)->mp) +#else +#error "Unknown crypto backend." +#endif + +/*********************************/ + +bignum_t *bn_new(void); +void bn_free(bignum_t * /*a*/); + +int bn_bn2bin(const bignum_t * /*a*/, unsigned char * /*b*/); + +bignum_t *mpi2bn(const pgp_mpi_t *val); + +bool bn2mpi(const bignum_t *bn, pgp_mpi_t *val); + +size_t bn_num_bytes(const bignum_t &a); + +#endif |