/*
  Copyright (c) 2012-2014 DataLab, s.l. <http://www.datalab.es>
  This file is part of GlusterFS.

  This file is licensed to you under your choice of the GNU Lesser
  General Public License, version 3 or any later version (LGPLv3 or
  later), or the GNU General Public License, version 2 (GPLv2), in all
  cases as published by the Free Software Foundation.
*/

#ifndef __EC_COMBINE_H__
#define __EC_COMBINE_H__

#define EC_COMBINE_DICT 0
#define EC_COMBINE_XDATA 1

typedef int32_t (*ec_combine_f)(ec_fop_data_t *fop, ec_cbk_data_t *dst,
                                ec_cbk_data_t *src);

void
ec_iatt_rebuild(ec_t *ec, struct iatt *iatt, int32_t count, int32_t answers);

int32_t
ec_iatt_combine(ec_fop_data_t *fop, struct iatt *dst, struct iatt *src,
                int32_t count);
int32_t
ec_dict_compare(dict_t *dict1, dict_t *dict2);
int32_t
ec_vector_compare(struct iovec *dst_vector, int32_t dst_count,
                  struct iovec *src_vector, int32_t src_count);
int32_t
ec_flock_compare(struct gf_flock *dst, struct gf_flock *src);
void
ec_statvfs_combine(struct statvfs *dst, struct statvfs *src);

int32_t
ec_dict_combine(ec_cbk_data_t *cbk, int32_t which);

void
ec_combine(ec_cbk_data_t *cbk, ec_combine_f combine);

int32_t
ec_combine_write(ec_fop_data_t *fop, ec_cbk_data_t *dst, ec_cbk_data_t *src);
#endif /* __EC_COMBINE_H__ */