/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2010 - 2018 Red Hat, Inc.
 */

#ifndef __NMS_KEYFILE_UTILS_H__
#define __NMS_KEYFILE_UTILS_H__

#include "NetworkManagerUtils.h"

typedef enum {
    NMS_KEYFILE_FILETYPE_KEYFILE,
    NMS_KEYFILE_FILETYPE_NMMETA,
} NMSKeyfileFiletype;

typedef enum {
    NMS_KEYFILE_STORAGE_TYPE_RUN      = 1, /* read-write, runtime only, e.g. /run */
    NMS_KEYFILE_STORAGE_TYPE_ETC      = 2, /* read-write, persistent,   e.g. /etc     */
    NMS_KEYFILE_STORAGE_TYPE_LIB_BASE = 3, /* read-only,                e.g. /usr/lib */

    _NMS_KEYFILE_STORAGE_TYPE_LIB_LAST = 1000,
} NMSKeyfileStorageType;

static inline NMSKeyfileStorageType
NMS_KEYFILE_STORAGE_TYPE_LIB(guint run_idx)
{
    nm_assert(run_idx <= (_NMS_KEYFILE_STORAGE_TYPE_LIB_LAST - NMS_KEYFILE_STORAGE_TYPE_LIB_BASE));
    return NMS_KEYFILE_STORAGE_TYPE_LIB_BASE + run_idx;
}

/*****************************************************************************/

const char *nms_keyfile_nmmeta_check_filename(const char *filename, guint *out_uuid_len);

char *nms_keyfile_nmmeta_filename(const char *dirname, const char *uuid, gboolean temporary);

gboolean nms_keyfile_nmmeta_read(const char * dirname,
                                 const char * filename,
                                 char **      out_full_filename,
                                 char **      out_uuid,
                                 char **      out_loaded_path,
                                 char **      out_shadowed_storage,
                                 struct stat *out_st);

gboolean nms_keyfile_nmmeta_read_from_file(const char *full_filename,
                                           char **     out_dirname,
                                           char **     out_filename,
                                           char **     out_uuid,
                                           char **     out_loaded_path,
                                           char **     out_shadowed_storage);

int nms_keyfile_nmmeta_write(const char *dirname,
                             const char *uuid,
                             const char *loaded_path,
                             gboolean    loaded_path_allow_relative,
                             const char *shadowed_storage,
                             char **     out_full_filename);

/*****************************************************************************/

struct stat;
gboolean nms_keyfile_utils_check_file_permissions_stat(NMSKeyfileFiletype filetype,
                                                       const struct stat *st,
                                                       GError **          error);

gboolean nms_keyfile_utils_check_file_permissions(NMSKeyfileFiletype filetype,
                                                  const char *       filename,
                                                  struct stat *      out_st,
                                                  GError **          error);

#endif /* __NMS_KEYFILE_UTILS_H__ */