fwupd/plugins/altos/fu-plugin-altos.c

95 lines
2.5 KiB
C

/*
* Copyright (C) 2016-2017 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#include "config.h"
#include "fu-plugin-vfuncs.h"
#include "fu-altos-device.h"
void
fu_plugin_init (FuPlugin *plugin)
{
fu_plugin_set_build_hash (plugin, FU_BUILD_HASH);
fu_plugin_add_rule (plugin, FU_PLUGIN_RULE_REQUIRES_QUIRK, FU_QUIRKS_PLUGIN);
fu_plugin_add_rule (plugin, FU_PLUGIN_RULE_SUPPORTS_PROTOCOL, "org.altusmetrum.altos");
}
gboolean
fu_plugin_usb_device_added (FuPlugin *plugin, FuUsbDevice *device, GError **error)
{
GUsbDevice *usb_device = fu_usb_device_get_dev (device);
const gchar *platform_id = NULL;
g_autofree gchar *runtime_id = NULL;
g_autoptr(FuAltosDevice) dev = NULL;
/* get kind */
dev = fu_altos_device_new (device);
if (dev == NULL)
return TRUE;
/* get device properties */
if (!fu_device_probe (FU_DEVICE (dev), error))
return FALSE;
/* only the bootloader can do the update */
platform_id = g_usb_device_get_platform_id (usb_device);
runtime_id = g_strdup_printf ("%s-runtime", platform_id);
if (fu_altos_device_get_kind (dev) == FU_ALTOS_DEVICE_KIND_BOOTLOADER) {
FuDevice *dev_runtime;
dev_runtime = fu_plugin_cache_lookup (plugin, runtime_id);
if (dev_runtime != NULL) {
const gchar *guid = fu_device_get_guid_default (dev_runtime);
g_debug ("adding runtime GUID of %s", guid);
fu_device_add_counterpart_guid (FU_DEVICE (dev), guid);
fu_device_set_version (FU_DEVICE (dev),
fu_device_get_version (dev_runtime));
}
} else {
fu_plugin_cache_add (plugin, runtime_id, dev);
}
/* success */
fu_plugin_device_add (plugin, FU_DEVICE (dev));
return TRUE;
}
gboolean
fu_plugin_verify (FuPlugin *plugin,
FuDevice *dev,
FuPluginVerifyFlags flags,
GError **error)
{
g_autoptr(GBytes) blob_fw = NULL;
GChecksumType checksum_types[] = {
G_CHECKSUM_SHA1,
G_CHECKSUM_SHA256,
0 };
/* get data */
fu_device_set_status (dev, FWUPD_STATUS_DEVICE_VERIFY);
blob_fw = fu_device_read_firmware (dev, error);
if (blob_fw == NULL)
return FALSE;
for (guint i = 0; checksum_types[i] != 0; i++) {
g_autofree gchar *hash = NULL;
hash = g_compute_checksum_for_bytes (checksum_types[i], blob_fw);
fu_device_add_checksum (dev, hash);
}
return TRUE;
}
gboolean
fu_plugin_update (FuPlugin *plugin,
FuDevice *dev,
GBytes *blob_fw,
FwupdInstallFlags flags,
GError **error)
{
fu_device_set_status (dev, FWUPD_STATUS_DEVICE_WRITE);
return fu_device_write_firmware (dev, blob_fw, error);
}