/* * DBus devices support * * Copyright 2006, 2011 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include "wine/port.h" #include #include #include #include #include #ifdef SONAME_LIBDBUS_1 # include #endif #ifdef SONAME_LIBHAL # include #endif #include "mountmgr.h" #include "winnls.h" #include "excpt.h" #include "wine/library.h" #include "wine/exception.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(mountmgr); #ifdef SONAME_LIBDBUS_1 #define DBUS_FUNCS \ DO_FUNC(dbus_bus_add_match); \ DO_FUNC(dbus_bus_get); \ DO_FUNC(dbus_bus_remove_match); \ DO_FUNC(dbus_connection_add_filter); \ DO_FUNC(dbus_connection_read_write_dispatch); \ DO_FUNC(dbus_connection_remove_filter); \ DO_FUNC(dbus_connection_send_with_reply_and_block); \ DO_FUNC(dbus_error_free); \ DO_FUNC(dbus_error_init); \ DO_FUNC(dbus_error_is_set); \ DO_FUNC(dbus_free_string_array); \ DO_FUNC(dbus_message_get_args); \ DO_FUNC(dbus_message_get_interface); \ DO_FUNC(dbus_message_get_member); \ DO_FUNC(dbus_message_get_path); \ DO_FUNC(dbus_message_get_type); \ DO_FUNC(dbus_message_is_signal); \ DO_FUNC(dbus_message_iter_append_basic); \ DO_FUNC(dbus_message_iter_get_arg_type); \ DO_FUNC(dbus_message_iter_get_basic); \ DO_FUNC(dbus_message_iter_get_fixed_array); \ DO_FUNC(dbus_message_iter_init); \ DO_FUNC(dbus_message_iter_init_append); \ DO_FUNC(dbus_message_iter_next); \ DO_FUNC(dbus_message_iter_recurse); \ DO_FUNC(dbus_message_new_method_call); \ DO_FUNC(dbus_message_unref) #define DO_FUNC(f) static typeof(f) * p_##f DBUS_FUNCS; #undef DO_FUNC static int udisks_timeout = -1; static DBusConnection *connection; #ifdef SONAME_LIBHAL #define HAL_FUNCS \ DO_FUNC(libhal_ctx_free); \ DO_FUNC(libhal_ctx_init); \ DO_FUNC(libhal_ctx_new); \ DO_FUNC(libhal_ctx_set_dbus_connection); \ DO_FUNC(libhal_ctx_set_device_added); \ DO_FUNC(libhal_ctx_set_device_property_modified); \ DO_FUNC(libhal_ctx_set_device_removed); \ DO_FUNC(libhal_ctx_shutdown); \ DO_FUNC(libhal_device_get_property_bool); \ DO_FUNC(libhal_device_get_property_string); \ DO_FUNC(libhal_device_add_property_watch); \ DO_FUNC(libhal_device_remove_property_watch); \ DO_FUNC(libhal_free_string); \ DO_FUNC(libhal_free_string_array); \ DO_FUNC(libhal_get_all_devices) #define DO_FUNC(f) static typeof(f) * p_##f HAL_FUNCS; #undef DO_FUNC static BOOL load_hal_functions(void) { void *hal_handle; char error[128]; /* Load libhal with RTLD_GLOBAL so that the dbus symbols are available. * We can't load libdbus directly since libhal may have been built against a * different version but with the same soname. Binary compatibility is for wimps. */ if (!(hal_handle = wine_dlopen(SONAME_LIBHAL, RTLD_NOW|RTLD_GLOBAL, error, sizeof(error)))) goto failed; #define DO_FUNC(f) if (!(p_##f = wine_dlsym( RTLD_DEFAULT, #f, error, sizeof(error) ))) goto failed DBUS_FUNCS; #undef DO_FUNC #define DO_FUNC(f) if (!(p_##f = wine_dlsym( hal_handle, #f, error, sizeof(error) ))) goto failed HAL_FUNCS; #undef DO_FUNC udisks_timeout = 3000; /* don't try for too long if we can fall back to HAL */ return TRUE; failed: WARN( "failed to load HAL support: %s\n", error ); return FALSE; } #endif /* SONAME_LIBHAL */ static LONG WINAPI assert_fault(EXCEPTION_POINTERS *eptr) { if (eptr->ExceptionRecord->ExceptionCode == EXCEPTION_WINE_ASSERTION) return EXCEPTION_EXECUTE_HANDLER; return EXCEPTION_CONTINUE_SEARCH; } static inline int starts_with( const char *str, const char *prefix ) { return !strncmp( str, prefix, strlen(prefix) ); } static GUID *parse_uuid( GUID *guid, const char *str ) { /* standard uuid format */ if (strlen(str) == 36) { UNICODE_STRING strW; WCHAR buffer[39]; if (MultiByteToWideChar( CP_UNIXCP, 0, str, 36, buffer + 1, 36 )) { buffer[0] = '{'; buffer[37] = '}'; buffer[38] = 0; RtlInitUnicodeString( &strW, buffer ); if (!RtlGUIDFromString( &strW, guid )) return guid; } } /* check for xxxx-xxxx format (FAT serial number) */ if (strlen(str) == 9 && str[4] == '-') { memset( guid, 0, sizeof(*guid) ); if (sscanf( str, "%hx-%hx", &guid->Data2, &guid->Data3 ) == 2) return guid; } return NULL; } static BOOL load_dbus_functions(void) { void *handle; char error[128]; if (!(handle = wine_dlopen(SONAME_LIBDBUS_1, RTLD_NOW, error, sizeof(error)))) goto failed; #define DO_FUNC(f) if (!(p_##f = wine_dlsym( handle, #f, error, sizeof(error) ))) goto failed DBUS_FUNCS; #undef DO_FUNC return TRUE; failed: WARN( "failed to load DBUS support: %s\n", error ); return FALSE; } static const char *udisks_next_dict_entry( DBusMessageIter *iter, DBusMessageIter *variant ) { DBusMessageIter sub; const char *name; if (p_dbus_message_iter_get_arg_type( iter ) != DBUS_TYPE_DICT_ENTRY) return NULL; p_dbus_message_iter_recurse( iter, &sub ); p_dbus_message_iter_next( iter ); p_dbus_message_iter_get_basic( &sub, &name ); p_dbus_message_iter_next( &sub ); p_dbus_message_iter_recurse( &sub, variant ); return name; } static enum device_type udisks_parse_media_compatibility( DBusMessageIter *iter ) { DBusMessageIter media; enum device_type drive_type = DEVICE_UNKNOWN; p_dbus_message_iter_recurse( iter, &media ); while (p_dbus_message_iter_get_arg_type( &media ) == DBUS_TYPE_STRING) { const char *media_type; p_dbus_message_iter_get_basic( &media, &media_type ); if (starts_with( media_type, "optical_dvd" )) drive_type = DEVICE_DVD; if (starts_with( media_type, "floppy" )) drive_type = DEVICE_FLOPPY; else if (starts_with( media_type, "optical_" ) && drive_type == DEVICE_UNKNOWN) drive_type = DEVICE_CDROM; p_dbus_message_iter_next( &media ); } return drive_type; } /* UDisks callback for new device */ static void udisks_new_device( const char *udi ) { static const char *dev_name = "org.freedesktop.UDisks.Device"; DBusMessage *request, *reply; DBusMessageIter iter, variant; DBusError error; const char *device = NULL; const char *mount_point = NULL; const char *type = NULL; GUID guid, *guid_ptr = NULL; int removable = FALSE; enum device_type drive_type = DEVICE_UNKNOWN; request = p_dbus_message_new_method_call( "org.freedesktop.UDisks", udi, "org.freedesktop.DBus.Properties", "GetAll" ); if (!request) return; p_dbus_message_iter_init_append( request, &iter ); p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &dev_name ); p_dbus_error_init( &error ); reply = p_dbus_connection_send_with_reply_and_block( connection, request, -1, &error ); p_dbus_message_unref( request ); if (!reply) { WARN( "failed: %s\n", error.message ); p_dbus_error_free( &error ); return; } p_dbus_error_free( &error ); p_dbus_message_iter_init( reply, &iter ); if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_ARRAY) { const char *name; p_dbus_message_iter_recurse( &iter, &iter ); while ((name = udisks_next_dict_entry( &iter, &variant ))) { if (!strcmp( name, "DeviceFile" )) p_dbus_message_iter_get_basic( &variant, &device ); else if (!strcmp( name, "DeviceIsRemovable" )) p_dbus_message_iter_get_basic( &variant, &removable ); else if (!strcmp( name, "IdType" )) p_dbus_message_iter_get_basic( &variant, &type ); else if (!strcmp( name, "DriveMediaCompatibility" )) drive_type = udisks_parse_media_compatibility( &variant ); else if (!strcmp( name, "DeviceMountPaths" )) { DBusMessageIter paths; p_dbus_message_iter_recurse( &variant, &paths ); if (p_dbus_message_iter_get_arg_type( &paths ) == DBUS_TYPE_STRING) p_dbus_message_iter_get_basic( &paths, &mount_point ); } else if (!strcmp( name, "IdUuid" )) { char *uuid_str; p_dbus_message_iter_get_basic( &variant, &uuid_str ); guid_ptr = parse_uuid( &guid, uuid_str ); } } } TRACE( "udi %s device %s mount point %s uuid %s type %s removable %u\n", debugstr_a(udi), debugstr_a(device), debugstr_a(mount_point), debugstr_guid(guid_ptr), debugstr_a(type), removable ); if (type) { if (!strcmp( type, "iso9660" )) { removable = TRUE; drive_type = DEVICE_CDROM; } else if (!strcmp( type, "udf" )) { removable = TRUE; drive_type = DEVICE_DVD; } } if (device) { if (removable) add_dos_device( -1, udi, device, mount_point, drive_type, guid_ptr ); else if (guid_ptr) add_volume( udi, device, mount_point, DEVICE_HARDDISK_VOL, guid_ptr ); } p_dbus_message_unref( reply ); } /* UDisks callback for removed device */ static void udisks_removed_device( const char *udi ) { TRACE( "removed %s\n", wine_dbgstr_a(udi) ); if (!remove_dos_device( -1, udi )) remove_volume( udi ); } /* UDisks callback for changed device */ static void udisks_changed_device( const char *udi ) { udisks_new_device( udi ); } static BOOL udisks_enumerate_devices(void) { DBusMessage *request, *reply; DBusError error; char **paths; int i, count; request = p_dbus_message_new_method_call( "org.freedesktop.UDisks", "/org/freedesktop/UDisks", "org.freedesktop.UDisks", "EnumerateDevices" ); if (!request) return FALSE; p_dbus_error_init( &error ); reply = p_dbus_connection_send_with_reply_and_block( connection, request, udisks_timeout, &error ); p_dbus_message_unref( request ); if (!reply) { WARN( "failed: %s\n", error.message ); p_dbus_error_free( &error ); return FALSE; } p_dbus_error_free( &error ); if (p_dbus_message_get_args( reply, &error, DBUS_TYPE_ARRAY, DBUS_TYPE_OBJECT_PATH, &paths, &count, DBUS_TYPE_INVALID )) { for (i = 0; i < count; i++) udisks_new_device( paths[i] ); p_dbus_free_string_array( paths ); } else WARN( "unexpected args in EnumerateDevices reply\n" ); p_dbus_message_unref( reply ); return TRUE; } /* to make things easier, UDisks2 stores strings as array of bytes instead of strings... */ static const char *udisks2_string_from_array( DBusMessageIter *iter ) { DBusMessageIter string; const char *array; int size; p_dbus_message_iter_recurse( iter, &string ); p_dbus_message_iter_get_fixed_array( &string, &array, &size ); return array; } /* find the drive entry in the dictionary and get its parameters */ static void udisks2_get_drive_info( const char *drive_name, DBusMessageIter *dict, enum device_type *drive_type, int *removable ) { DBusMessageIter iter, drive, variant; const char *name; p_dbus_message_iter_recurse( dict, &iter ); while ((name = udisks_next_dict_entry( &iter, &drive ))) { if (strcmp( name, drive_name )) continue; while ((name = udisks_next_dict_entry( &drive, &iter ))) { if (strcmp( name, "org.freedesktop.UDisks2.Drive" )) continue; while ((name = udisks_next_dict_entry( &iter, &variant ))) { if (!strcmp( name, "Removable" )) p_dbus_message_iter_get_basic( &variant, removable ); else if (!strcmp( name, "MediaCompatibility" )) *drive_type = udisks_parse_media_compatibility( &variant ); } } } } static void udisks2_add_device( const char *udi, DBusMessageIter *dict, DBusMessageIter *block ) { DBusMessageIter iter, variant, paths, string; const char *device = NULL; const char *mount_point = NULL; const char *type = NULL; const char *drive = NULL; GUID guid, *guid_ptr = NULL; const char *iface, *name; int removable = FALSE; enum device_type drive_type = DEVICE_UNKNOWN; while ((iface = udisks_next_dict_entry( block, &iter ))) { if (!strcmp( iface, "org.freedesktop.UDisks2.Filesystem" )) { while ((name = udisks_next_dict_entry( &iter, &variant ))) { if (!strcmp( name, "MountPoints" )) { p_dbus_message_iter_recurse( &variant, &paths ); if (p_dbus_message_iter_get_arg_type( &paths ) == DBUS_TYPE_ARRAY) { p_dbus_message_iter_recurse( &variant, &string ); mount_point = udisks2_string_from_array( &string ); } } } } if (!strcmp( iface, "org.freedesktop.UDisks2.Block" )) { while ((name = udisks_next_dict_entry( &iter, &variant ))) { if (!strcmp( name, "Device" )) device = udisks2_string_from_array( &variant ); else if (!strcmp( name, "IdType" )) p_dbus_message_iter_get_basic( &variant, &type ); else if (!strcmp( name, "Drive" )) { p_dbus_message_iter_get_basic( &variant, &drive ); udisks2_get_drive_info( drive, dict, &drive_type, &removable ); } else if (!strcmp( name, "IdUUID" )) { const char *uuid_str; if (p_dbus_message_iter_get_arg_type( &variant ) == DBUS_TYPE_ARRAY) uuid_str = udisks2_string_from_array( &variant ); else p_dbus_message_iter_get_basic( &variant, &uuid_str ); guid_ptr = parse_uuid( &guid, uuid_str ); } } } } TRACE( "udi %s device %s mount point %s uuid %s type %s removable %u\n", debugstr_a(udi), debugstr_a(device), debugstr_a(mount_point), debugstr_guid(guid_ptr), debugstr_a(type), removable ); if (type) { if (!strcmp( type, "iso9660" )) { removable = TRUE; drive_type = DEVICE_CDROM; } else if (!strcmp( type, "udf" )) { removable = TRUE; drive_type = DEVICE_DVD; } } if (device) { if (removable) add_dos_device( -1, udi, device, mount_point, drive_type, guid_ptr ); else if (guid_ptr) add_volume( udi, device, mount_point, DEVICE_HARDDISK_VOL, guid_ptr ); } } /* UDisks2 is almost, but not quite, entirely unlike UDisks. * It would have been easy to make it backwards compatible, but where would be the fun in that? */ static BOOL udisks2_add_devices( const char *changed ) { DBusMessage *request, *reply; DBusMessageIter dict, iter, block; DBusError error; const char *udi; request = p_dbus_message_new_method_call( "org.freedesktop.UDisks2", "/org/freedesktop/UDisks2", "org.freedesktop.DBus.ObjectManager", "GetManagedObjects" ); if (!request) return FALSE; p_dbus_error_init( &error ); reply = p_dbus_connection_send_with_reply_and_block( connection, request, udisks_timeout, &error ); p_dbus_message_unref( request ); if (!reply) { WARN( "failed: %s\n", error.message ); p_dbus_error_free( &error ); return FALSE; } p_dbus_error_free( &error ); p_dbus_message_iter_init( reply, &dict ); if (p_dbus_message_iter_get_arg_type( &dict ) == DBUS_TYPE_ARRAY) { p_dbus_message_iter_recurse( &dict, &iter ); while ((udi = udisks_next_dict_entry( &iter, &block ))) { if (!starts_with( udi, "/org/freedesktop/UDisks2/block_devices/" )) continue; if (changed && strcmp( changed, udi )) continue; udisks2_add_device( udi, &dict, &block ); } } else WARN( "unexpected args in GetManagedObjects reply\n" ); p_dbus_message_unref( reply ); return TRUE; } static DBusHandlerResult udisks_filter( DBusConnection *ctx, DBusMessage *msg, void *user_data ) { char *path; DBusError error; p_dbus_error_init( &error ); /* udisks signals */ if (p_dbus_message_is_signal( msg, "org.freedesktop.UDisks", "DeviceAdded" ) && p_dbus_message_get_args( msg, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID )) { udisks_new_device( path ); } else if (p_dbus_message_is_signal( msg, "org.freedesktop.UDisks", "DeviceRemoved" ) && p_dbus_message_get_args( msg, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID )) { udisks_removed_device( path ); } else if (p_dbus_message_is_signal( msg, "org.freedesktop.UDisks", "DeviceChanged" ) && p_dbus_message_get_args( msg, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID )) { udisks_changed_device( path ); } /* udisks2 signals */ else if (p_dbus_message_is_signal( msg, "org.freedesktop.DBus.ObjectManager", "InterfacesAdded" ) && p_dbus_message_get_args( msg, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID )) { TRACE( "added %s\n", wine_dbgstr_a(path) ); udisks2_add_devices( path ); } else if (p_dbus_message_is_signal( msg, "org.freedesktop.DBus.ObjectManager", "InterfacesRemoved" ) && p_dbus_message_get_args( msg, &error, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID )) { udisks_removed_device( path ); } else if (p_dbus_message_is_signal( msg, "org.freedesktop.DBus.Properties", "PropertiesChanged" )) { const char *udi = p_dbus_message_get_path( msg ); TRACE( "changed %s\n", wine_dbgstr_a(udi) ); udisks2_add_devices( udi ); } else TRACE( "ignoring message type=%d path=%s interface=%s method=%s\n", p_dbus_message_get_type( msg ), p_dbus_message_get_path( msg ), p_dbus_message_get_interface( msg ), p_dbus_message_get_member( msg ) ); p_dbus_error_free( &error ); return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; } #ifdef SONAME_LIBHAL /* HAL callback for new device */ static void hal_new_device( LibHalContext *ctx, const char *udi ) { DBusError error; char *parent = NULL; char *mount_point = NULL; char *device = NULL; char *type = NULL; char *uuid_str = NULL; GUID guid, *guid_ptr = NULL; enum device_type drive_type; p_dbus_error_init( &error ); if (!(device = p_libhal_device_get_property_string( ctx, udi, "block.device", &error ))) goto done; if (!(mount_point = p_libhal_device_get_property_string( ctx, udi, "volume.mount_point", &error ))) goto done; if (!(parent = p_libhal_device_get_property_string( ctx, udi, "info.parent", &error ))) goto done; if (!(uuid_str = p_libhal_device_get_property_string( ctx, udi, "volume.uuid", &error ))) p_dbus_error_free( &error ); /* ignore error */ else guid_ptr = parse_uuid( &guid, uuid_str ); if (!(type = p_libhal_device_get_property_string( ctx, parent, "storage.drive_type", &error ))) p_dbus_error_free( &error ); /* ignore error */ if (type && !strcmp( type, "cdrom" )) drive_type = DEVICE_CDROM; else if (type && !strcmp( type, "floppy" )) drive_type = DEVICE_FLOPPY; else drive_type = DEVICE_UNKNOWN; if (p_libhal_device_get_property_bool( ctx, parent, "storage.removable", &error )) { add_dos_device( -1, udi, device, mount_point, drive_type, guid_ptr ); /* add property watch for mount point */ p_libhal_device_add_property_watch( ctx, udi, &error ); } else if (guid_ptr) add_volume( udi, device, mount_point, DEVICE_HARDDISK_VOL, guid_ptr ); done: if (type) p_libhal_free_string( type ); if (parent) p_libhal_free_string( parent ); if (device) p_libhal_free_string( device ); if (uuid_str) p_libhal_free_string( uuid_str ); if (mount_point) p_libhal_free_string( mount_point ); p_dbus_error_free( &error ); } /* HAL callback for removed device */ static void hal_removed_device( LibHalContext *ctx, const char *udi ) { DBusError error; TRACE( "removed %s\n", wine_dbgstr_a(udi) ); if (!remove_dos_device( -1, udi )) { p_dbus_error_init( &error ); p_libhal_device_remove_property_watch( ctx, udi, &error ); p_dbus_error_free( &error ); } else remove_volume( udi ); } /* HAL callback for property changes */ static void hal_property_modified (LibHalContext *ctx, const char *udi, const char *key, dbus_bool_t is_removed, dbus_bool_t is_added) { TRACE( "udi %s key %s %s\n", wine_dbgstr_a(udi), wine_dbgstr_a(key), is_added ? "added" : is_removed ? "removed" : "modified" ); if (!strcmp( key, "volume.mount_point" )) hal_new_device( ctx, udi ); } static BOOL hal_enumerate_devices(void) { LibHalContext *ctx; DBusError error; int i, num; char **list; if (!p_libhal_ctx_new) return FALSE; if (!(ctx = p_libhal_ctx_new())) return FALSE; p_libhal_ctx_set_dbus_connection( ctx, connection ); p_libhal_ctx_set_device_added( ctx, hal_new_device ); p_libhal_ctx_set_device_removed( ctx, hal_removed_device ); p_libhal_ctx_set_device_property_modified( ctx, hal_property_modified ); p_dbus_error_init( &error ); if (!p_libhal_ctx_init( ctx, &error )) { WARN( "HAL context init failed: %s\n", error.message ); p_dbus_error_free( &error ); return FALSE; } /* retrieve all existing devices */ if (!(list = p_libhal_get_all_devices( ctx, &num, &error ))) p_dbus_error_free( &error ); else { for (i = 0; i < num; i++) hal_new_device( ctx, list[i] ); p_libhal_free_string_array( list ); } return TRUE; } #endif /* SONAME_LIBHAL */ static DWORD WINAPI dbus_thread( void *arg ) { static const char udisks_match[] = "type='signal'," "interface='org.freedesktop.UDisks'," "sender='org.freedesktop.UDisks'"; static const char udisks2_match_interfaces[] = "type='signal'," "interface='org.freedesktop.DBus.ObjectManager'," "path='/org/freedesktop/UDisks2'"; static const char udisks2_match_properties[] = "type='signal'," "interface='org.freedesktop.DBus.Properties'"; DBusError error; p_dbus_error_init( &error ); if (!(connection = p_dbus_bus_get( DBUS_BUS_SYSTEM, &error ))) { WARN( "failed to get system dbus connection: %s\n", error.message ); p_dbus_error_free( &error ); return 1; } /* first try UDisks2 */ p_dbus_connection_add_filter( connection, udisks_filter, NULL, NULL ); p_dbus_bus_add_match( connection, udisks2_match_interfaces, &error ); p_dbus_bus_add_match( connection, udisks2_match_properties, &error ); if (udisks2_add_devices( NULL )) goto found; p_dbus_bus_remove_match( connection, udisks2_match_interfaces, &error ); p_dbus_bus_remove_match( connection, udisks2_match_properties, &error ); /* then try UDisks */ p_dbus_bus_add_match( connection, udisks_match, &error ); if (udisks_enumerate_devices()) goto found; p_dbus_bus_remove_match( connection, udisks_match, &error ); p_dbus_connection_remove_filter( connection, udisks_filter, NULL ); /* then finally HAL */ #ifdef SONAME_LIBHAL if (!hal_enumerate_devices()) { p_dbus_error_free( &error ); return 1; } #endif found: __TRY { while (p_dbus_connection_read_write_dispatch( connection, -1 )) /* nothing */ ; } __EXCEPT( assert_fault ) { WARN( "dbus assertion failure, disabling support\n" ); return 1; } __ENDTRY; return 0; } void initialize_dbus(void) { HANDLE handle; #ifdef SONAME_LIBHAL if (!load_hal_functions()) #endif if (!load_dbus_functions()) return; if (!(handle = CreateThread( NULL, 0, dbus_thread, NULL, 0, NULL ))) return; CloseHandle( handle ); } #else /* SONAME_LIBDBUS_1 */ void initialize_dbus(void) { TRACE( "Skipping, DBUS support not compiled in\n" ); } #endif /* SONAME_LIBDBUS_1 */