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/* vi: set expandtab sw=4 sts=4: */
/* pkg_extract.c - 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.
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include "opkg_message.h"
#include "opkg_archive.h"
#include "pkg_extract.h"
#include "sprintf_alloc.h"
int pkg_extract_control_file_to_stream(pkg_t * pkg, FILE * stream)
{
int r;
struct opkg_ar *ar;
ar = ar_open_pkg_control_archive(pkg->local_filename);
if (!ar) {
opkg_msg(ERROR, "Failed to extract control.tar.* from package '%s'.\n",
pkg->local_filename);
return -1;
}
r = ar_extract_file_to_stream(ar, "control", stream);
if (r < 0)
opkg_msg(ERROR, "Failed to extract control file from package '%s'.\n",
pkg->local_filename);
ar_close(ar);
return r;
}
int pkg_extract_control_files_to_dir_with_prefix(pkg_t * pkg, const char *dir,
const char *prefix)
{
int r = -1;
char *dir_with_prefix;
struct opkg_ar *ar;
sprintf_alloc(&dir_with_prefix, "%s/%s", dir, prefix);
ar = ar_open_pkg_control_archive(pkg->local_filename);
if (!ar) {
opkg_msg(ERROR, "Failed to extract control.tar.* from package '%s'.\n",
pkg->local_filename);
goto cleanup;
}
r = ar_extract_all(ar, dir_with_prefix, NULL);
if (r < 0)
opkg_msg(ERROR,
"Failed to extract all control files from package '%s'.\n",
pkg->local_filename);
cleanup:
free(dir_with_prefix);
if (ar)
ar_close(ar);
return r;
}
int pkg_extract_control_files_to_dir(pkg_t * pkg, const char *dir)
{
return pkg_extract_control_files_to_dir_with_prefix(pkg, dir, "");
}
int pkg_extract_data_files_to_dir(pkg_t * pkg, const char *dir)
{
int r;
struct opkg_ar *ar;
ar = ar_open_pkg_data_archive(pkg->local_filename);
if (!ar) {
opkg_msg(ERROR, "Failed to extract data.tar.* from package '%s'.\n",
pkg->local_filename);
return -1;
}
r = ar_extract_all(ar, dir, &pkg->installed_size);
if (r < 0)
opkg_msg(ERROR, "Failed to extract data files from package '%s'.\n",
pkg->local_filename);
ar_close(ar);
return r;
}
int pkg_extract_data_file_names_to_stream(pkg_t * pkg, FILE * stream)
{
int r;
struct opkg_ar *ar;
ar = ar_open_pkg_data_archive(pkg->local_filename);
if (!ar) {
opkg_msg(ERROR, "Failed to extract data.tar.* from package '%s'.\n",
pkg->local_filename);
return -1;
}
r = ar_extract_paths_to_stream(ar, stream);
if (r < 0)
opkg_msg(ERROR,
"Failed to extract data file names from package '%s'.\n",
pkg->local_filename);
ar_close(ar);
return r;
}
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