diff options
Diffstat (limited to 'comm/third_party/rnp/src/lib/crypto/sm2.h')
-rw-r--r-- | comm/third_party/rnp/src/lib/crypto/sm2.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/comm/third_party/rnp/src/lib/crypto/sm2.h b/comm/third_party/rnp/src/lib/crypto/sm2.h new file mode 100644 index 0000000000..a16f7fad83 --- /dev/null +++ b/comm/third_party/rnp/src/lib/crypto/sm2.h @@ -0,0 +1,79 @@ +/*- + * Copyright (c) 2017-2022 Ribose Inc. + * 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 COPYRIGHT HOLDERS AND CONTRIBUTORS + * ``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 COPYRIGHT HOLDERS OR CONTRIBUTORS + * 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_SM2_H_ +#define RNP_SM2_H_ + +#include "config.h" +#include "ec.h" + +typedef struct pgp_sm2_encrypted_t { + pgp_mpi_t m; +} pgp_sm2_encrypted_t; + +namespace rnp { +class Hash; +} // namespace rnp + +#if defined(ENABLE_SM2) +rnp_result_t sm2_validate_key(rnp::RNG *rng, const pgp_ec_key_t *key, bool secret); + +/** + * Compute the SM2 "ZA" field, and add it to the hash object + * + * If ident_field is null, uses the default value + */ +rnp_result_t sm2_compute_za(const pgp_ec_key_t &key, + rnp::Hash & hash, + const char * ident_field = NULL); + +rnp_result_t sm2_sign(rnp::RNG * rng, + pgp_ec_signature_t *sig, + pgp_hash_alg_t hash_alg, + const uint8_t * hash, + size_t hash_len, + const pgp_ec_key_t *key); + +rnp_result_t sm2_verify(const pgp_ec_signature_t *sig, + pgp_hash_alg_t hash_alg, + const uint8_t * hash, + size_t hash_len, + const pgp_ec_key_t * key); + +rnp_result_t sm2_encrypt(rnp::RNG * rng, + pgp_sm2_encrypted_t *out, + const uint8_t * in, + size_t in_len, + pgp_hash_alg_t hash_algo, + const pgp_ec_key_t * key); + +rnp_result_t sm2_decrypt(uint8_t * out, + size_t * out_len, + const pgp_sm2_encrypted_t *in, + const pgp_ec_key_t * key); +#endif // defined(ENABLE_SM2) + +#endif // SM2_H_ |