fwupd/plugins/tpm/fu-plugin-tpm.c
Richard Hughes cae111d1de Save the plugin that created the FwupdSecurityAttr
This is really useful for debugging.
2020-05-15 16:17:27 +01:00

64 lines
1.6 KiB
C

/*
* Copyright (C) 2019 Richard Hughes <richard@hughsie.com>
*
* SPDX-License-Identifier: LGPL-2.1+
*/
#include "config.h"
#include "fu-hash.h"
#include "fu-plugin-vfuncs.h"
#include "fu-tpm-device.h"
struct FuPluginData {
gboolean has_tpm;
gboolean has_tpm_v20;
};
void
fu_plugin_init (FuPlugin *plugin)
{
fu_plugin_alloc_data (plugin, sizeof (FuPluginData));
fu_plugin_set_build_hash (plugin, FU_BUILD_HASH);
fu_plugin_add_udev_subsystem (plugin, "tpm");
fu_plugin_set_device_gtype (plugin, FU_TYPE_TPM_DEVICE);
}
void
fu_plugin_device_added (FuPlugin *plugin, FuDevice *dev)
{
FuPluginData *data = fu_plugin_get_data (plugin);
data->has_tpm = TRUE;
if (g_strcmp0 (fu_tpm_device_get_family (FU_TPM_DEVICE (dev)), "2.0") == 0)
data->has_tpm_v20 = TRUE;
}
void
fu_plugin_add_security_attrs (FuPlugin *plugin, FuSecurityAttrs *attrs)
{
FuPluginData *data = fu_plugin_get_data (plugin);
g_autoptr(FwupdSecurityAttr) attr = NULL;
/* create attr */
attr = fwupd_security_attr_new ("org.trustedcomputinggroup.Tpm");
fwupd_security_attr_set_plugin (attr, fu_plugin_get_name (plugin));
fwupd_security_attr_set_level (attr, FWUPD_SECURITY_ATTR_LEVEL_CRITICAL);
fwupd_security_attr_set_name (attr, "TPM");
fu_security_attrs_append (attrs, attr);
/* check exists, and in v2.0 mode */
if (!data->has_tpm) {
fwupd_security_attr_set_result (attr, "Not found");
return;
}
if (!data->has_tpm_v20) {
fwupd_security_attr_set_result (attr, "Not in v2.0 mode");
return;
}
/* success */
fwupd_security_attr_add_flag (attr, FWUPD_SECURITY_ATTR_FLAG_SUCCESS);
fwupd_security_attr_set_result (attr, "v2.0");
}