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https://git.proxmox.com/git/fwupd
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74 lines
2.2 KiB
C
74 lines
2.2 KiB
C
/*
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* Copyright (C) 2020 Richard Hughes <richard@hughsie.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#include "config.h"
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#include "fu-acpi-facp-plugin.h"
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#include "fu-acpi-facp.h"
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struct _FuAcpiFacpPlugin {
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FuPlugin parent_instance;
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};
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G_DEFINE_TYPE(FuAcpiFacpPlugin, fu_acpi_facp_plugin, FU_TYPE_PLUGIN)
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static void
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fu_acpi_facp_plugin_add_security_attrs(FuPlugin *plugin, FuSecurityAttrs *attrs)
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{
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g_autofree gchar *fn = NULL;
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g_autofree gchar *path = NULL;
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g_autoptr(FuAcpiFacp) facp = NULL;
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g_autoptr(FwupdSecurityAttr) attr = NULL;
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g_autoptr(GBytes) blob = NULL;
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g_autoptr(GError) error_local = NULL;
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/* create attr */
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attr = fu_plugin_security_attr_new(plugin, FWUPD_SECURITY_ATTR_ID_SUSPEND_TO_IDLE);
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fu_security_attrs_append(attrs, attr);
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/* load FACP table */
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path = fu_path_from_kind(FU_PATH_KIND_ACPI_TABLES);
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fn = g_build_filename(path, "FACP", NULL);
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blob = fu_bytes_get_contents(fn, &error_local);
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if (blob == NULL) {
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g_debug("failed to load %s: %s", fn, error_local->message);
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fwupd_security_attr_set_result(attr, FWUPD_SECURITY_ATTR_RESULT_NOT_VALID);
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return;
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}
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facp = fu_acpi_facp_new(blob, &error_local);
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if (facp == NULL) {
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g_warning("failed to parse %s: %s", fn, error_local->message);
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fwupd_security_attr_set_result(attr, FWUPD_SECURITY_ATTR_RESULT_NOT_VALID);
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return;
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}
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/* options are usually "Linux" (S3) or "Windows" (s2idle) */
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fu_security_attr_add_bios_target_value(attr, "com.thinklmi.SleepState", "windows");
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if (!fu_acpi_facp_get_s2i(facp)) {
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fwupd_security_attr_set_result(attr, FWUPD_SECURITY_ATTR_RESULT_NOT_ENABLED);
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fwupd_security_attr_add_flag(attr, FWUPD_SECURITY_ATTR_FLAG_ACTION_CONFIG_FW);
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fwupd_security_attr_add_flag(attr, FWUPD_SECURITY_ATTR_FLAG_ACTION_CONFIG_OS);
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return;
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}
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/* success */
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fwupd_security_attr_set_result(attr, FWUPD_SECURITY_ATTR_RESULT_ENABLED);
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fwupd_security_attr_add_flag(attr, FWUPD_SECURITY_ATTR_FLAG_SUCCESS);
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}
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static void
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fu_acpi_facp_plugin_init(FuAcpiFacpPlugin *self)
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{
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}
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static void
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fu_acpi_facp_plugin_class_init(FuAcpiFacpPluginClass *klass)
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{
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FuPluginClass *plugin_class = FU_PLUGIN_CLASS(klass);
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plugin_class->add_security_attrs = fu_acpi_facp_plugin_add_security_attrs;
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}
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