tomFlowee
c63519fa47
The leveldb and univalue 3rd party libraries are not installed and not needed by anyone outside of the Hub. So move them there, making it easier for 3rd party usage.
111 lines
3.1 KiB
C
111 lines
3.1 KiB
C
/**********************************************************************
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* Copyright (c) 2017 Tomas van der Wansem *
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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_MULTISET__
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# define _SECP256K1_MULTISET__
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# include "secp256k1.h"
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# ifdef __cplusplus
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extern "C" {
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# endif
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/** Opaque multiset; this is actually a group element **/
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typedef struct {
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unsigned char d[96];
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} secp256k1_multiset;
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/** Initialize a multiset
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* The resulting multiset the multiset for no data elements
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*
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* Returns: 1: success
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* 0: invalid parameter
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* Args: ctx: pointer to a context object (cannot be NULL)
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* Out: multiset: the resulting multiset
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*/
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SECP256K1_API int secp256k1_multiset_init(
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const secp256k1_context* ctx,
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secp256k1_multiset *multiset
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) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2);
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/** Adds an element to a multiset from single data element
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*
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* Returns: 1: success
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* 0: invalid parameter
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* Args: ctx: pointer to a context object (cannot be NULL)
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* Out: multiset: the multiset to update
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* In: input: the data to add
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* inputLen: the size of the data to add
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*/
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SECP256K1_API int secp256k1_multiset_add(
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const secp256k1_context* ctx,
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secp256k1_multiset *multiset,
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const unsigned char *input,
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size_t inputLen
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) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
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/** Removes an element from a multiset
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*
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* Returns: 1: success
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* 0: invalid parameter
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* Args: ctx: pointer to a context object (cannot be NULL)
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* Out: multiset: the multiset to update
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* In: input: the data to remove
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* inputLen: the size of the data to remove
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*/
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SECP256K1_API int secp256k1_multiset_remove(
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const secp256k1_context* ctx,
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secp256k1_multiset *multiset,
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const unsigned char *input,
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size_t inputLen
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) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
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/** Combines two multisets
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*
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* Returns: 1: success
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* 0: invalid parameter
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* Args: ctx: pointer to a context object (cannot be NULL)
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* In/Out: multiset: the multiset to which the input must be added
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* In: input: the multiset to add
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*/
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SECP256K1_API int secp256k1_multiset_combine(
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const secp256k1_context* ctx,
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secp256k1_multiset *multiset,
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const secp256k1_multiset *input
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) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
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/** Converts a multiset to a hash
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*
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* Returns: 1: success
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* 0: invalid parameter
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* Args: ctx: pointer to a context object (cannot be NULL)
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* Out: hash: the resulting 32-byte hash
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* In: multiset: the multiset to hash
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*/
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SECP256K1_API int secp256k1_multiset_finalize(
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const secp256k1_context* ctx,
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unsigned char *resultHash,
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const secp256k1_multiset *multiset
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) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3);
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# ifdef __cplusplus
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}
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# endif
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#endif
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