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31 lines
1.6 KiB
31 lines
1.6 KiB
/**********************************************************************
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* Copyright (c) 2015 Gregory Maxwell *
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* Distributed under the MIT software license, see the accompanying *
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* file COPYING or http://www.opensource.org/licenses/mit-license.php.*
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**********************************************************************/
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#ifndef _SECP256K1_RANGEPROOF_H_
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#define _SECP256K1_RANGEPROOF_H_
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#include "scalar.h"
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#include "group.h"
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typedef struct {
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secp256k1_ge_storage_t (*prec)[1005];
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} secp256k1_rangeproof_context_t;
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static void secp256k1_rangeproof_context_init(secp256k1_rangeproof_context_t* ctx);
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static void secp256k1_rangeproof_context_build(secp256k1_rangeproof_context_t* ctx, const callback_t* cb);
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static void secp256k1_rangeproof_context_clone(secp256k1_rangeproof_context_t *dst,
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const secp256k1_rangeproof_context_t* src, const callback_t* cb);
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static void secp256k1_rangeproof_context_clear(secp256k1_rangeproof_context_t* ctx);
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static int secp256k1_rangeproof_context_is_built(const secp256k1_rangeproof_context_t* ctx);
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static int secp256k1_rangeproof_verify_impl(const secp256k1_ecmult_context_t* ecmult_ctx,
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const secp256k1_ecmult_gen_context_t* ecmult_gen_ctx,
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const secp256k1_pedersen_context_t* pedersen_ctx, const secp256k1_rangeproof_context_t* rangeproof_ctx,
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unsigned char *blindout, uint64_t *value_out, unsigned char *message_out, int *outlen, const unsigned char *nonce,
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uint64_t *min_value, uint64_t *max_value, const unsigned char *commit, const unsigned char *proof, int plen);
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#endif
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