/* vi: set expandtab sw=4 sts=4: */
/* opkg_download.h - the opkg package management system

   Carl D. Worth

   Copyright (C) 2001 University of Southern California

   SPDX-License-Identifier: GPL-2.0-or-later

   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, 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.
*/

#ifndef OPKG_DOWNLOAD_H
#define OPKG_DOWNLOAD_H

#ifdef __cplusplus
extern "C" {
#endif

#include "pkg.h"

typedef void (*opkg_download_progress_callback) (int percent, char *url);
typedef int (*curl_progress_func) (void *data, double t, double d,
                                   double ultotal, double ulnow);

int opkg_download(const char *src, const char *dest_file_name,
                  curl_progress_func cb, void *data);
char *opkg_download_cache(const char *src, curl_progress_func cb, void *data);
int opkg_download_pkg(pkg_t * pkg);
int opkg_download_pkg_to_dir(pkg_t * pkg, const char *dir);
void pkg_remove_signature(pkg_t * pkg);
char *pkg_download_signature(pkg_t * pkg);

/*
 * Downloads file from url, installs in package database, return package name.
 */
int opkg_prepare_url_for_install(const char *url, char **namep);

/* Cleanup function, does nothing unless opkg is configured with
 * '--enable-curl'.
 *
 * This function is callable regardless of whether curl support is enabled in
 * order to present a consistent API.
 */
void opkg_download_cleanup(void);

/* Backend download function, defined in opkg_download_curl.c or
 * opkg_download_wget.c depending on which backend is enabled. This should only
 * be called from opkg_download.c.
 */
int opkg_download_backend(const char *src, const char *dest,
                          curl_progress_func cb, void *data, int use_cache);

#ifdef __cplusplus
}
#endif
#endif                          /* OPKG_DOWNLOAD_H */