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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* write_export_table.c
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "highlevel.h"
#include "util.h"
#include <stdlib.h>
#include <stdio.h>
int write_export_table(sqfs_file_t *file, fstree_t *fs, sqfs_super_t *super,
sqfs_compressor_t *cmp)
{
sqfs_u64 *table, start;
size_t i, size;
int ret;
if (fs->inode_tbl_size < 1)
return 0;
table = alloc_array(sizeof(sqfs_u64), (fs->inode_tbl_size - 1));
if (table == NULL) {
perror("Allocating NFS export table");
return -1;
}
for (i = 1; i < fs->inode_tbl_size; ++i) {
if (fs->inode_table[i] == NULL) {
table[i - 1] = htole64(0xFFFFFFFFFFFFFFFF);
} else {
table[i - 1] = htole64(fs->inode_table[i]->inode_ref);
}
}
size = sizeof(sqfs_u64) * (fs->inode_tbl_size - 1);
ret = sqfs_write_table(file, cmp, table, size, &start);
super->export_table_start = start;
super->flags |= SQFS_FLAG_EXPORTABLE;
free(table);
return ret;
}
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