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/*
Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com>
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 GF_METADISP_H_
#define GF_METADISP_H_
#include <glusterfs/glusterfs.h>
#include <glusterfs/logging.h>
#include <glusterfs/dict.h>
#include <glusterfs/xlator.h>
#include <glusterfs/defaults.h>
#define METADATA_CHILD(_this) FIRST_CHILD(_this)
#define DATA_CHILD(_this) SECOND_CHILD(_this)
int32_t
build_backend_loc(uuid_t gfid, loc_t *src_loc, loc_t *dst_loc);
#define METADISP_TRACE(_args...) gf_log("metadisp", GF_LOG_INFO, _args)
#define METADISP_FILTER_ROOT(_op, _args...) \
if (strcmp(loc->path, "/") == 0) { \
STACK_WIND(frame, default_##_op##_cbk, METADATA_CHILD(this), \
METADATA_CHILD(this)->fops->_op, _args); \
return 0; \
}
#define METADISP_FILTER_ROOT_BY_GFID(_op, _gfid, _args...) \
if (__is_root_gfid(_gfid)) { \
STACK_WIND(frame, default_##_op##_cbk, METADATA_CHILD(this), \
METADATA_CHILD(this)->fops->_op, _args); \
return 0; \
}
#define RESOLVE_GFID_REQ(_dict, _dest, _lbl) \
VALIDATE_OR_GOTO(dict_get_ptr(_dict, "gfid-req", (void **)&_dest) == 0, \
_lbl)
#endif /* __TEMPLATE_H__ */
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