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add surjection proof module

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Includes fix and tests by Jonas Nick.
This commit is contained in:
Andrew Poelstra
2016-07-01 15:51:07 +00:00
committed by Tim Ruffing
parent 8c77fe1590
commit ba8b4f53ef
11 changed files with 1142 additions and 2 deletions
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src/modules/surjection/surjection.h Normal file
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/**********************************************************************
* Copyright (c) 2016 Andrew Poelstra *
* Distributed under the MIT software license, see the accompanying *
* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
**********************************************************************/
#ifndef _SECP256K1_SURJECTION_H_
#define _SECP256K1_SURJECTION_H_
#include "group.h"
#include "scalar.h"
SECP256K1_INLINE static int secp256k1_surjection_genmessage(unsigned char *msg32, secp256k1_ge *ephemeral_input_tags, size_t n_input_tags, secp256k1_ge *ephemeral_output_tag);
SECP256K1_INLINE static int secp256k1_surjection_genrand(secp256k1_scalar *s, size_t ns, const secp256k1_scalar *blinding_key);
SECP256K1_INLINE static int secp256k1_surjection_compute_public_keys(secp256k1_gej *pubkeys, size_t n_pubkeys, const secp256k1_ge *input_tags, size_t n_input_tags, const unsigned char *used_tags, const secp256k1_ge *output_tag, size_t input_index, size_t *ring_input_index);
#endif