include/crypto/asn1_dsa.h

   1 /*
   2  * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #ifndef OSSL_CRYPTO_ASN1_DSA_H
  11 # define OSSL_CRYPTO_ASN1_DSA_H
  12 # pragma once
  13
  14 #include "internal/packet.h"
  15
  16 int encode_der_length(WPACKET *pkt, size_t cont_len);
  17 int encode_der_integer(WPACKET *pkt, const BIGNUM *n);
  18 int encode_der_dsa_sig(WPACKET *pkt, const BIGNUM *r, const BIGNUM *s);
  19 int ossl_decode_der_length(PACKET *pkt, PACKET *subpkt);
  20 int ossl_decode_der_integer(PACKET *pkt, BIGNUM *n);
  21 size_t ossl_decode_der_dsa_sig(BIGNUM *r, BIGNUM *s, const unsigned char **ppin,
  22                                size_t len);
  23
  24 #endif