mirror of
https://git.proxmox.com/git/fwupd
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123 lines
3.2 KiB
C
123 lines
3.2 KiB
C
/*
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* Copyright (C) 2021 Sergii Dmytruk <sergii.dmytruk@3mdeb.com>
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*
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* SPDX-License-Identifier: LGPL-2.1+
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*/
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#define G_LOG_DOMAIN "FuCommon"
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#include <config.h>
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#include <string.h>
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#include <unistd.h>
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#include <gio/gio.h>
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#ifdef HAVE_FNMATCH_H
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#include <fnmatch.h>
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#endif
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#include "fu-common-private.h"
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/* bsdisks doesn't provide Manager object */
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#define UDISKS_DBUS_PATH "/org/freedesktop/UDisks2"
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#define UDISKS_DBUS_MANAGER_INTERFACE "org.freedesktop.DBus.ObjectManager"
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#define UDISKS_BLOCK_DEVICE_PATH "/org/freedesktop/UDisks2/block_devices/"
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GPtrArray *
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fu_common_get_block_devices (GError **error)
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{
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GVariant *ifaces;
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const size_t device_path_len = strlen (UDISKS_BLOCK_DEVICE_PATH);
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const gchar *obj;
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g_autoptr(GVariant) output = NULL;
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g_autoptr(GDBusProxy) proxy = NULL;
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g_autoptr(GPtrArray) devices = NULL;
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g_autoptr(GVariantIter) obj_iter = NULL;
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g_autoptr(GDBusConnection) connection = NULL;
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connection = g_bus_get_sync (G_BUS_TYPE_SYSTEM, NULL, error);
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if (connection == NULL) {
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g_prefix_error (error, "failed to get system bus: ");
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return NULL;
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}
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proxy = g_dbus_proxy_new_sync (connection,
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G_DBUS_PROXY_FLAGS_NONE, NULL,
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UDISKS_DBUS_SERVICE,
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UDISKS_DBUS_PATH,
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UDISKS_DBUS_MANAGER_INTERFACE,
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NULL, error);
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if (proxy == NULL) {
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g_prefix_error (error, "failed to find %s: ", UDISKS_DBUS_SERVICE);
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return NULL;
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}
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devices = g_ptr_array_new_with_free_func ((GDestroyNotify) g_object_unref);
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output = g_dbus_proxy_call_sync (proxy,
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"GetManagedObjects",
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NULL,
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G_DBUS_CALL_FLAGS_NONE,
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-1, NULL, error);
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if (output == NULL) {
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if (error != NULL)
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g_dbus_error_strip_remote_error (*error);
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g_prefix_error (error, "failed to call %s.%s(): ",
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UDISKS_DBUS_MANAGER_INTERFACE,
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"GetManagedObjects");
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return NULL;
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}
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g_variant_get (output, "(a{oa{sa{sv}}})", &obj_iter);
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while (g_variant_iter_next (obj_iter, "{&o@a{sa{sv}}}", &obj, &ifaces)) {
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const gchar *iface;
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GVariant *props;
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GVariantIter iface_iter;
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if (strncmp (obj, UDISKS_BLOCK_DEVICE_PATH, device_path_len) != 0)
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continue;
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g_variant_iter_init (&iface_iter, ifaces);
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while (g_variant_iter_next (&iface_iter, "{&s@a{sv}}", &iface, &props)) {
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g_autoptr(GDBusProxy) proxy_blk = NULL;
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g_variant_unref (props);
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if (strcmp (iface, UDISKS_DBUS_INTERFACE_BLOCK) != 0)
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continue;
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proxy_blk = g_dbus_proxy_new_sync (connection,
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G_DBUS_PROXY_FLAGS_NONE,
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NULL,
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UDISKS_DBUS_SERVICE,
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obj,
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UDISKS_DBUS_INTERFACE_BLOCK,
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NULL,
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error);
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if (proxy_blk == NULL) {
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g_prefix_error (error,
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"failed to initialize d-bus proxy for %s: ",
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obj);
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return NULL;
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}
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g_ptr_array_add (devices, g_steal_pointer (&proxy_blk));
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}
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g_variant_unref (ifaces);
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}
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return g_steal_pointer (&devices);
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}
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gboolean
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fu_common_fnmatch_impl (const gchar *pattern, const gchar *str)
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{
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#ifdef HAVE_FNMATCH_H
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return fnmatch (pattern, str, FNM_NOESCAPE) == 0;
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#else
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return g_strcmp0 (pattern, str) == 0;
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#endif
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}
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guint64
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fu_common_get_memory_size_impl (void)
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{
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return (guint64) sysconf (_SC_PHYS_PAGES) * (guint64) sysconf (_SC_PAGE_SIZE);
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}
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