fwupd/libdfu/dfu-format-raw.c
2016-08-17 17:46:15 +01:00

107 lines
2.8 KiB
C

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2015-2016 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU Lesser General Public License Version 2.1
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include <string.h>
#include "dfu-element.h"
#include "dfu-format-raw.h"
#include "dfu-image.h"
#include "dfu-error.h"
/**
* dfu_firmware_detect_raw: (skip)
* @bytes: data to parse
*
* Attempts to sniff the data and work out the firmware format
*
* Returns: a #DfuFirmwareFormat, e.g. %DFU_FIRMWARE_FORMAT_RAW
**/
DfuFirmwareFormat
dfu_firmware_detect_raw (GBytes *bytes)
{
return DFU_FIRMWARE_FORMAT_RAW;
}
/**
* dfu_firmware_from_raw: (skip)
* @firmware: a #DfuFirmware
* @bytes: data to parse
* @flags: some #DfuFirmwareParseFlags
* @error: a #GError, or %NULL
*
* Unpacks into a firmware object from raw data.
*
* Returns: %TRUE for success
**/
gboolean
dfu_firmware_from_raw (DfuFirmware *firmware,
GBytes *bytes,
DfuFirmwareParseFlags flags,
GError **error)
{
g_autoptr(DfuElement) element = NULL;
g_autoptr(DfuImage) image = NULL;
image = dfu_image_new ();
element = dfu_element_new ();
dfu_element_set_contents (element, bytes);
dfu_image_add_element (image, element);
dfu_firmware_add_image (firmware, image);
return TRUE;
}
/**
* dfu_firmware_to_raw: (skip)
* @firmware: a #DfuFirmware
* @error: a #GError, or %NULL
*
* Packs raw firmware
*
* Returns: (transfer full): the packed data
**/
GBytes *
dfu_firmware_to_raw (DfuFirmware *firmware, GError **error)
{
DfuElement *element;
DfuImage *image;
GBytes *contents;
image = dfu_firmware_get_image_default (firmware);
if (image == NULL) {
g_set_error_literal (error,
DFU_ERROR,
DFU_ERROR_NOT_FOUND,
"no firmware image data to write");
return NULL;
}
element = dfu_image_get_element (image, 0);
if (element == NULL) {
g_set_error_literal (error,
DFU_ERROR,
DFU_ERROR_NOT_FOUND,
"no firmware element data to write");
return NULL;
}
contents = dfu_element_get_contents (element);
return g_bytes_ref (contents);
}