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/*
* Power debug tool (powerdebug)
*
* Copyright (C) 2016, Linaro Limited.
*
* This program 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 2
* of the License, or (at your option) any later version.
*
* This program 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* Structure describing a node of the clock tree
*
* tail : points to the last element in the list
* next : points to the next element in the list
* child : points to the child node
* parent : points to the parent node
* depth : the recursive level of the node
* path : absolute pathname of the directory
* name : basename of the directory
*/
struct tree {
struct tree *tail;
struct tree *next;
struct tree *prev;
struct tree *child;
struct tree *parent;
char *path;
char *name;
void *private;
int nrchild;
unsigned char depth;
};
typedef int (*tree_cb_t)(struct tree *t, void *data);
typedef int (*tree_filter_t)(const char *name);
extern struct tree *tree_load(const char *path, tree_filter_t filter, bool follow);
extern struct tree *tree_find(struct tree *tree, const char *name);
extern int tree_for_each(struct tree *tree, tree_cb_t cb, void *data);
extern int tree_for_each_reverse(struct tree *tree, tree_cb_t cb, void *data);
extern int tree_for_each_parent(struct tree *tree, tree_cb_t cb, void *data);
extern int tree_finds(struct tree *tree, const char *name, struct tree ***ptr);
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