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-rw-r--r--xlators/cluster/map/src/map.h76
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diff --git a/xlators/cluster/map/src/map.h b/xlators/cluster/map/src/map.h
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+/*
+ Copyright (c) 2008 Z RESEARCH, Inc. <http://www.zresearch.com>
+ This file is part of GlusterFS.
+
+ GlusterFS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3 of the License,
+ or (at your option) any later version.
+
+ GlusterFS is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __MAP_H__
+#define __MAP_H__
+
+#include "xlator.h"
+
+struct map_pattern {
+ struct map_pattern *next;
+ xlator_t *xl;
+ char *directory;
+ int dir_len;
+};
+
+struct map_xlator_array {
+ xlator_t *xl;
+ int mapped; /* yes/no */
+};
+
+typedef struct {
+ struct map_pattern *map;
+ xlator_t *default_xl;
+ struct map_xlator_array *xlarray;
+ int child_count;
+} map_private_t;
+
+typedef struct {
+ int32_t op_ret;
+ int32_t op_errno;
+ int call_count;
+ struct statvfs statvfs;
+ struct stat stbuf;
+ inode_t *inode;
+ dict_t *dict;
+ fd_t *fd;
+
+ size_t size;
+} map_local_t;
+
+xlator_t *map_subvol_next (xlator_t *this, xlator_t *prev);
+int map_subvol_cnt (xlator_t *this, xlator_t *subvol);
+
+int map_itransform (xlator_t *this, xlator_t *subvol,
+ uint64_t x, uint64_t *y_p);
+int map_deitransform (xlator_t *this, uint64_t y,
+ xlator_t **subvol_p, uint64_t *x_p);
+
+
+xlator_t *get_mapping_subvol_from_path (xlator_t *this, const char *path);
+xlator_t *get_mapping_subvol_from_ctx (xlator_t *this, inode_t *inode);
+
+int check_multiple_volume_entry (xlator_t *this, xlator_t *subvol);
+int verify_dir_and_assign_subvol (xlator_t *this,
+ const char *directory, const char *subvol);
+int assign_default_subvol (xlator_t *this, const char *default_xl);
+void verify_if_all_subvolumes_got_used (xlator_t *this);
+
+
+#endif /* __MAP_H__ */