mirror of
https://git.proxmox.com/git/fwupd
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99 lines
2.7 KiB
C
99 lines
2.7 KiB
C
/*
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* Copyright (C) 2015-2016 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-plugin.h"
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#include "fu-rom.h"
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#include "fu-plugin-vfuncs.h"
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void
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fu_plugin_init (FuPlugin *plugin)
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{
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fu_plugin_add_udev_subsystem (plugin, "pci");
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}
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gboolean
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fu_plugin_verify (FuPlugin *plugin,
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FuDevice *device,
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FuPluginVerifyFlags flags,
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GError **error)
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{
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GPtrArray *checksums;
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const gchar *rom_fn;
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g_autoptr(GFile) file = NULL;
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g_autoptr(FuRom) rom = NULL;
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/* open the file */
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rom_fn = fu_device_get_metadata (device, "RomFilename");
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if (rom_fn == NULL) {
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g_set_error_literal (error,
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FWUPD_ERROR,
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FWUPD_ERROR_INTERNAL,
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"Unable to read firmware from device");
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return FALSE;
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}
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file = g_file_new_for_path (rom_fn);
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rom = fu_rom_new ();
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if (!fu_rom_load_file (rom, file, FU_ROM_LOAD_FLAG_BLANK_PPID, NULL, error))
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return FALSE;
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/* update version */
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if (g_strcmp0 (fu_device_get_version (device),
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fu_rom_get_version (rom)) != 0) {
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g_debug ("changing version of %s from %s to %s",
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fu_device_get_id (device),
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fu_device_get_version (device),
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fu_rom_get_version (rom));
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fu_device_set_version (device, fu_rom_get_version (rom));
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}
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/* Also add the GUID from the firmware as the firmware may be more
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* generic, which also allows us to match the GUID when doing 'verify'
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* on a device with a different PID to the firmware */
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fu_device_add_guid (device, fu_rom_get_guid (rom));
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/* update checksums */
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checksums = fu_rom_get_checksums (rom);
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for (guint i = 0; i < checksums->len; i++) {
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const gchar *checksum = g_ptr_array_index (checksums, i);
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fu_device_add_checksum (device, checksum);
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}
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return TRUE;
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}
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gboolean
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fu_plugin_udev_device_added (FuPlugin *plugin, FuUdevDevice *device, GError **error)
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{
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GUdevDevice *udev_device = fu_udev_device_get_dev (FU_UDEV_DEVICE (device));
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const gchar *guid = NULL;
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g_autofree gchar *rom_fn = NULL;
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/* interesting device? */
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if (g_strcmp0 (fu_udev_device_get_subsystem (device), "pci") != 0)
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return TRUE;
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guid = g_udev_device_get_property (udev_device, "FWUPD_GUID");
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if (guid == NULL)
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return TRUE;
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/* set the physical ID */
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if (!fu_udev_device_set_physical_id (device, "pci", error))
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return FALSE;
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/* did we get enough data */
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fu_device_add_flag (FU_DEVICE (device), FWUPD_DEVICE_FLAG_INTERNAL);
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fu_device_add_icon (FU_DEVICE (device), "audio-card");
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/* get the FW version from the rom when unlocked */
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rom_fn = g_build_filename (fu_udev_device_get_sysfs_path (device), "rom", NULL);
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if (g_file_test (rom_fn, G_FILE_TEST_EXISTS))
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fu_device_set_metadata (FU_DEVICE (device), "RomFilename", rom_fn);
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/* insert to hash */
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fu_plugin_device_add (plugin, FU_DEVICE (device));
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return TRUE;
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}
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