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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* stats.c
*
* Copyright (C) 2023 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "fstree.h"
#include <string.h>
static void count_dfs(const tree_node_t *n, fstree_stats_t *out)
{
switch (n->mode & S_IFMT) {
case S_IFSOCK:
case S_IFIFO:
out->num_ipc += 1;
break;
case S_IFLNK:
if (n->flags & FLAG_LINK_IS_HARD) {
out->num_links += 1;
} else {
out->num_slinks += 1;
}
break;
case S_IFREG:
out->num_files += 1;
break;
case S_IFBLK:
case S_IFCHR:
out->num_devices += 1;
break;
case S_IFDIR:
out->num_dirs += 1;
for (n = n->data.children; n != NULL; n = n->next) {
count_dfs(n, out);
}
break;
default:
break;
}
}
void fstree_collect_stats(const fstree_t *fs, fstree_stats_t *out)
{
memset(out, 0, sizeof(*out));
count_dfs(fs->root, out);
}
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