mirror of
https://git.kernel.org/pub/scm/bluetooth/bluez.git
synced 2024-12-22 02:13:43 +08:00
138 lines
2.9 KiB
C
138 lines
2.9 KiB
C
/*
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*
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* BlueZ - Bluetooth protocol stack for Linux
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*
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* Copyright (C) 2011-2014 Intel Corporation
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* Copyright (C) 2002-2010 Marcel Holtmann <marcel@holtmann.org>
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdio.h>
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#include <string.h>
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#include "hwdb.h"
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#ifdef HAVE_UDEV_HWDB_NEW
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#include <libudev.h>
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bool hwdb_get_vendor_model(const char *modalias, char **vendor, char **model)
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{
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struct udev *udev;
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struct udev_hwdb *hwdb;
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struct udev_list_entry *head, *entry;
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bool result;
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udev = udev_new();
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if (!udev)
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return false;
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hwdb = udev_hwdb_new(udev);
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if (!hwdb) {
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result = false;
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goto done;
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}
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*vendor = NULL;
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*model = NULL;
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head = udev_hwdb_get_properties_list_entry(hwdb, modalias, 0);
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udev_list_entry_foreach(entry, head) {
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const char *name = udev_list_entry_get_name(entry);
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if (!name)
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continue;
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if (!*vendor && !strcmp(name, "ID_VENDOR_FROM_DATABASE"))
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*vendor = strdup(udev_list_entry_get_value(entry));
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else if (!*model && !strcmp(name, "ID_MODEL_FROM_DATABASE"))
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*model = strdup(udev_list_entry_get_value(entry));
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}
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hwdb = udev_hwdb_unref(hwdb);
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result = true;
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done:
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udev = udev_unref(udev);
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return result;
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}
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bool hwdb_get_company(const uint8_t *bdaddr, char **company)
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{
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struct udev *udev;
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struct udev_hwdb *hwdb;
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struct udev_list_entry *head, *entry;
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char modalias[11];
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bool result;
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if (!bdaddr[2] && !bdaddr[1] && !bdaddr[0])
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return false;
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sprintf(modalias, "OUI:%2.2X%2.2X%2.2X",
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bdaddr[5], bdaddr[4], bdaddr[3]);
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udev = udev_new();
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if (!udev)
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return false;
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hwdb = udev_hwdb_new(udev);
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if (!hwdb) {
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result = false;
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goto done;
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}
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*company = NULL;
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head = udev_hwdb_get_properties_list_entry(hwdb, modalias, 0);
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udev_list_entry_foreach(entry, head) {
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const char *name = udev_list_entry_get_name(entry);
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if (name && !strcmp(name, "ID_OUI_FROM_DATABASE")) {
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*company = strdup(udev_list_entry_get_value(entry));
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break;
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}
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}
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hwdb = udev_hwdb_unref(hwdb);
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result = true;
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done:
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udev = udev_unref(udev);
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return result;
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}
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#else
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bool hwdb_get_vendor_model(const char *modalias, char **vendor, char **model)
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{
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return false;
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}
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bool hwdb_get_company(const uint8_t *bdaddr, char **company)
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{
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return false;
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}
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#endif
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