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/* Copyright (c) 2017-2020, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
* \file storagedir.h
*
* \brief Header for storagedir.c
**/
#ifndef TOR_STORAGEDIR_H
#define TOR_STORAGEDIR_H
#include "lib/cc/torint.h"
#include <stddef.h>
typedef struct storage_dir_t storage_dir_t;
struct config_line_t;
struct sandbox_cfg_elem_t;
struct tor_mmap_t;
struct smartlist_t;
storage_dir_t * storage_dir_new(const char *dirname, int n_files);
void storage_dir_free_(storage_dir_t *d);
#define storage_dir_free(d) \
FREE_AND_NULL(storage_dir_t, storage_dir_free_, (d))
int storage_dir_register_with_sandbox(storage_dir_t *d,
struct sandbox_cfg_elem_t **cfg);
const struct smartlist_t *storage_dir_list(storage_dir_t *d);
uint64_t storage_dir_get_usage(storage_dir_t *d);
struct tor_mmap_t *storage_dir_map(storage_dir_t *d, const char *fname);
uint8_t *storage_dir_read(storage_dir_t *d, const char *fname, int bin,
size_t *sz_out);
int storage_dir_save_bytes_to_file(storage_dir_t *d,
const uint8_t *data,
size_t length,
int binary,
char **fname_out);
int storage_dir_save_string_to_file(storage_dir_t *d,
const char *data,
int binary,
char **fname_out);
int storage_dir_save_labeled_to_file(storage_dir_t *d,
const struct config_line_t *labels,
const uint8_t *data,
size_t length,
char **fname_out);
struct tor_mmap_t *storage_dir_map_labeled(storage_dir_t *dir,
const char *fname,
struct config_line_t **labels_out,
const uint8_t **data_out,
size_t *size_out);
uint8_t *storage_dir_read_labeled(storage_dir_t *d, const char *fname,
struct config_line_t **labels_out,
size_t *sz_out);
void storage_dir_remove_file(storage_dir_t *d,
const char *fname);
int storage_dir_shrink(storage_dir_t *d,
uint64_t target_size,
int min_to_remove);
int storage_dir_remove_all(storage_dir_t *d);
int storage_dir_get_max_files(storage_dir_t *d);
#endif /* !defined(TOR_STORAGEDIR_H) */
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