diff options
Diffstat (limited to 'plugins/formfactor.c')
| -rw-r--r-- | plugins/formfactor.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/plugins/formfactor.c b/plugins/formfactor.c new file mode 100644 index 0000000..758d481 --- /dev/null +++ b/plugins/formfactor.c @@ -0,0 +1,148 @@ +/* + * + * BlueZ - Bluetooth protocol stack for Linux + * + * Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org> + * + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <stdlib.h> +#include <errno.h> + +#include <bluetooth/bluetooth.h> + +#include "plugin.h" +#include "adapter.h" +#include "log.h" + +#define DMI_CHASSIS_FILE "/sys/class/dmi/id/chassis_type" +#define DMI_CHASSIS_FILE_FALLBACK "/sys/devices/virtual/dmi/id/chassis_type" + +/* Map the chassis type from chassis_type to a sensible type used in hal + * + * See also 3.3.4.1 of the "System Management BIOS Reference Specification, + * Version 2.6.1" (Preliminary Standard) document, available from + * http://www.dmtf.org/standards/smbios. + * + * TODO: figure out WTF the mapping should be; "Lunch Box"? Give me a break :-) + * + * Copied from hal/hald/linux/osspec.c + */ +static const char *chassis_map[] = { + "Other", "unknown", /* 0x01 */ + "Unknown", "unknown", + "Desktop", "desktop", + "Low Profile Desktop", "desktop", + "Pizza Box", "server", + "Mini Tower", "desktop", + "Tower", "desktop", + "Portable", "laptop", + "Laptop", "laptop", + "Notebook", "laptop", + "Hand Held", "handheld", + "Docking Station", "laptop", + "All In One", "unknown", + "Sub Notebook", "laptop", + "Space-saving", "desktop", + "Lunch Box", "unknown", + "Main Server Chassis", "server", + "Expansion Chassis", "unknown", + "Sub Chassis", "unknown", + "Bus Expansion Chassis", "unknown", + "Peripheral Chassis", "unknown", + "RAID Chassis", "unknown", + "Rack Mount Chassis", "unknown", + "Sealed-case PC", "unknown", + "Multi-system", "unknown", + "CompactPCI", "unknonw", + "AdvancedTCA", "unknown", + "Blade", "server", + "Blade Enclosure" "unknown", /* 0x1D */ + NULL +}; + +static int formfactor_probe(struct btd_adapter *adapter) +{ + int chassis_type; + uint8_t minor = 0; + const char *formfactor; + char *contents; + + if (g_file_get_contents(DMI_CHASSIS_FILE, + &contents, NULL, NULL) == FALSE) { + if (g_file_get_contents(DMI_CHASSIS_FILE_FALLBACK, + &contents, NULL, NULL) == FALSE) { + error("Could not get the contents of DMI chassis type"); + return 0; + } + } + + chassis_type = atoi(contents); + g_free (contents); + + if (chassis_type > 0x1D || chassis_type <= 0) { + error ("Chassis type is not a known chassis type"); + return 0; + } + + formfactor = chassis_map[chassis_type * 2]; + if (formfactor != NULL) { + if (g_str_equal(formfactor, "laptop") == TRUE) + minor |= (1 << 2) | (1 << 3); + else if (g_str_equal(formfactor, "desktop") == TRUE) + minor |= 1 << 2; + else if (g_str_equal(formfactor, "server") == TRUE) + minor |= 1 << 3; + else if (g_str_equal(formfactor, "handheld") == TRUE) + minor += 1 << 4; + } + + /* Computer major class */ + DBG("Setting 0x%06x for major/minor device class", (1 << 8) | minor); + + btd_adapter_set_class(adapter, 0x01, minor); + + return 0; +} + +static void formfactor_remove(struct btd_adapter *adapter) +{ +} + +static struct btd_adapter_driver formfactor_driver = { + .name = "formfactor", + .probe = formfactor_probe, + .remove = formfactor_remove, +}; + +static int formfactor_init(void) +{ + return btd_register_adapter_driver(&formfactor_driver); +} + +static void formfactor_exit(void) +{ + btd_unregister_adapter_driver(&formfactor_driver); +} + +BLUETOOTH_PLUGIN_DEFINE(formfactor, VERSION, + BLUETOOTH_PLUGIN_PRIORITY_LOW, formfactor_init, formfactor_exit) |