835 lines
28 KiB
C
835 lines
28 KiB
C
/*
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* DBus devices support
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*
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* Copyright 2006, 2011 Alexandre Julliard
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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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#if 0
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#pragma makedep unix
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#endif
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#include "config.h"
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#include <errno.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <dlfcn.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#ifdef SONAME_LIBDBUS_1
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# include <dbus/dbus.h>
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#endif
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#include "mountmgr.h"
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#define USE_WS_PREFIX
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#include "winsock2.h"
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#include "dhcpcsdk.h"
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#include "unixlib.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mountmgr);
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#ifdef SONAME_LIBDBUS_1
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#define DBUS_FUNCS \
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DO_FUNC(dbus_bus_add_match); \
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DO_FUNC(dbus_bus_get); \
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DO_FUNC(dbus_bus_get_private); \
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DO_FUNC(dbus_bus_remove_match); \
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DO_FUNC(dbus_connection_add_filter); \
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DO_FUNC(dbus_connection_read_write_dispatch); \
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DO_FUNC(dbus_connection_remove_filter); \
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DO_FUNC(dbus_connection_send_with_reply_and_block); \
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DO_FUNC(dbus_error_free); \
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DO_FUNC(dbus_error_init); \
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DO_FUNC(dbus_error_is_set); \
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DO_FUNC(dbus_free_string_array); \
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DO_FUNC(dbus_message_get_args); \
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DO_FUNC(dbus_message_get_interface); \
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DO_FUNC(dbus_message_get_member); \
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DO_FUNC(dbus_message_get_path); \
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DO_FUNC(dbus_message_get_type); \
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DO_FUNC(dbus_message_is_signal); \
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DO_FUNC(dbus_message_iter_append_basic); \
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DO_FUNC(dbus_message_iter_get_arg_type); \
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DO_FUNC(dbus_message_iter_get_basic); \
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DO_FUNC(dbus_message_iter_get_fixed_array); \
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DO_FUNC(dbus_message_iter_init); \
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DO_FUNC(dbus_message_iter_init_append); \
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DO_FUNC(dbus_message_iter_next); \
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DO_FUNC(dbus_message_iter_recurse); \
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DO_FUNC(dbus_message_new_method_call); \
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DO_FUNC(dbus_message_unref)
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#define DO_FUNC(f) static typeof(f) * p_##f
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DBUS_FUNCS;
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#undef DO_FUNC
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static int udisks_timeout = -1;
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static DBusConnection *connection;
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static inline int starts_with( const char *str, const char *prefix )
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{
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return !strncmp( str, prefix, strlen(prefix) );
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}
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static GUID *parse_uuid( GUID *guid, const char *str )
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{
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/* standard uuid format */
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if (strlen(str) == 36 && str[8] == '-' && str[13] == '-' && str[18] == '-' && str[23] == '-')
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{
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int i;
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unsigned char *out = guid->Data4;
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if (sscanf( str, "%x-%hx-%hx-", (int *)&guid->Data1, &guid->Data2, &guid->Data3 ) != 3) return NULL;
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for (i = 19; i < 36; i++)
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{
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unsigned char val;
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if (i == 23) continue;
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if (str[i] >= '0' && str[i] <= '9') val = str[i] - '0';
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else if (str[i] >= 'a' && str[i] <= 'f') val = str[i] - 'a' + 10;
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else if (str[i] >= 'A' && str[i] <= 'F') val = str[i] - 'A' + 10;
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else return NULL;
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val <<= 4;
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i++;
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if (str[i] >= '0' && str[i] <= '9') val += str[i] - '0';
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else if (str[i] >= 'a' && str[i] <= 'f') val += str[i] - 'a' + 10;
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else if (str[i] >= 'A' && str[i] <= 'F') val += str[i] - 'A' + 10;
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else return NULL;
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*out++ = val;
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}
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return guid;
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}
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/* check for xxxx-xxxx format (FAT serial number) */
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if (strlen(str) == 9 && str[4] == '-')
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{
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memset( guid, 0, sizeof(*guid) );
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if (sscanf( str, "%hx-%hx", &guid->Data2, &guid->Data3 ) == 2) return guid;
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}
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return NULL;
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}
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static BOOL load_dbus_functions(void)
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{
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void *handle;
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if (!(handle = dlopen( SONAME_LIBDBUS_1, RTLD_NOW )))
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goto failed;
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#define DO_FUNC(f) if (!(p_##f = dlsym( handle, #f ))) goto failed
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DBUS_FUNCS;
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#undef DO_FUNC
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return TRUE;
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failed:
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WARN( "failed to load DBUS support: %s\n", dlerror() );
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return FALSE;
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}
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static const char *udisks_next_dict_entry( DBusMessageIter *iter, DBusMessageIter *variant )
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{
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DBusMessageIter sub;
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const char *name;
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if (p_dbus_message_iter_get_arg_type( iter ) != DBUS_TYPE_DICT_ENTRY) return NULL;
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p_dbus_message_iter_recurse( iter, &sub );
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p_dbus_message_iter_next( iter );
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p_dbus_message_iter_get_basic( &sub, &name );
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p_dbus_message_iter_next( &sub );
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p_dbus_message_iter_recurse( &sub, variant );
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return name;
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}
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static enum device_type udisks_parse_media_compatibility( DBusMessageIter *iter )
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{
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DBusMessageIter media;
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enum device_type drive_type = DEVICE_UNKNOWN;
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p_dbus_message_iter_recurse( iter, &media );
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while (p_dbus_message_iter_get_arg_type( &media ) == DBUS_TYPE_STRING)
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{
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const char *media_type;
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p_dbus_message_iter_get_basic( &media, &media_type );
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if (starts_with( media_type, "optical_dvd" ))
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drive_type = DEVICE_DVD;
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if (starts_with( media_type, "floppy" ))
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drive_type = DEVICE_FLOPPY;
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else if (starts_with( media_type, "optical_" ) && drive_type == DEVICE_UNKNOWN)
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drive_type = DEVICE_CDROM;
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p_dbus_message_iter_next( &media );
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}
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return drive_type;
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}
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/* UDisks callback for new device */
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static void udisks_new_device( const char *udi )
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{
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static const char *dev_name = "org.freedesktop.UDisks.Device";
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DBusMessage *request, *reply;
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DBusMessageIter iter, variant;
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DBusError error;
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const char *device = NULL;
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const char *mount_point = NULL;
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const char *type = NULL;
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GUID guid, *guid_ptr = NULL;
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int removable = FALSE;
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enum device_type drive_type = DEVICE_UNKNOWN;
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request = p_dbus_message_new_method_call( "org.freedesktop.UDisks", udi,
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"org.freedesktop.DBus.Properties", "GetAll" );
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if (!request) return;
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p_dbus_message_iter_init_append( request, &iter );
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p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &dev_name );
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p_dbus_error_init( &error );
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reply = p_dbus_connection_send_with_reply_and_block( connection, request, -1, &error );
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p_dbus_message_unref( request );
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if (!reply)
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{
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WARN( "failed: %s\n", error.message );
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p_dbus_error_free( &error );
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return;
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}
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p_dbus_error_free( &error );
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p_dbus_message_iter_init( reply, &iter );
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if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_ARRAY)
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{
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const char *name;
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p_dbus_message_iter_recurse( &iter, &iter );
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while ((name = udisks_next_dict_entry( &iter, &variant )))
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{
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if (!strcmp( name, "DeviceFile" ))
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p_dbus_message_iter_get_basic( &variant, &device );
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else if (!strcmp( name, "DeviceIsRemovable" ))
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p_dbus_message_iter_get_basic( &variant, &removable );
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else if (!strcmp( name, "IdType" ))
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p_dbus_message_iter_get_basic( &variant, &type );
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else if (!strcmp( name, "DriveMediaCompatibility" ))
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drive_type = udisks_parse_media_compatibility( &variant );
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else if (!strcmp( name, "DeviceMountPaths" ))
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{
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DBusMessageIter paths;
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p_dbus_message_iter_recurse( &variant, &paths );
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if (p_dbus_message_iter_get_arg_type( &paths ) == DBUS_TYPE_STRING)
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p_dbus_message_iter_get_basic( &paths, &mount_point );
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}
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else if (!strcmp( name, "IdUuid" ))
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{
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char *uuid_str;
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p_dbus_message_iter_get_basic( &variant, &uuid_str );
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guid_ptr = parse_uuid( &guid, uuid_str );
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}
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}
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}
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TRACE( "udi %s device %s mount point %s uuid %s type %s removable %u\n",
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debugstr_a(udi), debugstr_a(device), debugstr_a(mount_point),
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debugstr_guid(guid_ptr), debugstr_a(type), removable );
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if (type)
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{
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if (!strcmp( type, "iso9660" ))
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{
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removable = TRUE;
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drive_type = DEVICE_CDROM;
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}
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else if (!strcmp( type, "udf" ))
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{
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removable = TRUE;
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drive_type = DEVICE_DVD;
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}
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}
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if (device)
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{
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if (removable) queue_device_op( ADD_DOS_DEVICE, udi, device, mount_point, drive_type, guid_ptr, NULL, NULL );
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else if (guid_ptr) queue_device_op( ADD_VOLUME, udi, device, mount_point, DEVICE_HARDDISK_VOL, guid_ptr, NULL, NULL );
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}
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p_dbus_message_unref( reply );
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}
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/* UDisks callback for removed device */
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static void udisks_removed_device( const char *udi )
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{
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TRACE( "removed %s\n", wine_dbgstr_a(udi) );
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queue_device_op( REMOVE_DEVICE, udi, NULL, NULL, 0, NULL, NULL, NULL );
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}
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/* UDisks callback for changed device */
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static void udisks_changed_device( const char *udi )
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{
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udisks_new_device( udi );
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}
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static BOOL udisks_enumerate_devices(void)
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{
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DBusMessage *request, *reply;
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DBusError error;
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char **paths;
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int i, count;
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request = p_dbus_message_new_method_call( "org.freedesktop.UDisks", "/org/freedesktop/UDisks",
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"org.freedesktop.UDisks", "EnumerateDevices" );
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if (!request) return FALSE;
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p_dbus_error_init( &error );
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reply = p_dbus_connection_send_with_reply_and_block( connection, request, udisks_timeout, &error );
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p_dbus_message_unref( request );
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if (!reply)
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{
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WARN( "failed: %s\n", error.message );
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p_dbus_error_free( &error );
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return FALSE;
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}
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p_dbus_error_free( &error );
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if (p_dbus_message_get_args( reply, &error, DBUS_TYPE_ARRAY,
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DBUS_TYPE_OBJECT_PATH, &paths, &count, DBUS_TYPE_INVALID ))
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{
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for (i = 0; i < count; i++) udisks_new_device( paths[i] );
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p_dbus_free_string_array( paths );
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}
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else WARN( "unexpected args in EnumerateDevices reply\n" );
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p_dbus_message_unref( reply );
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return TRUE;
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}
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/* to make things easier, UDisks2 stores strings as array of bytes instead of strings... */
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static const char *udisks2_string_from_array( DBusMessageIter *iter )
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{
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DBusMessageIter string;
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const char *array;
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int size;
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p_dbus_message_iter_recurse( iter, &string );
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p_dbus_message_iter_get_fixed_array( &string, &array, &size );
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return array;
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}
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/* find the drive entry in the dictionary and get its parameters */
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static void udisks2_get_drive_info( const char *drive_name, DBusMessageIter *dict,
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enum device_type *drive_type, int *removable, const char **serial )
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{
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DBusMessageIter iter, drive, variant;
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const char *name;
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p_dbus_message_iter_recurse( dict, &iter );
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while ((name = udisks_next_dict_entry( &iter, &drive )))
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{
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if (strcmp( name, drive_name )) continue;
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while ((name = udisks_next_dict_entry( &drive, &iter )))
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{
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if (strcmp( name, "org.freedesktop.UDisks2.Drive" )) continue;
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while ((name = udisks_next_dict_entry( &iter, &variant )))
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{
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if (!strcmp( name, "Removable" ))
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p_dbus_message_iter_get_basic( &variant, removable );
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else if (!strcmp( name, "MediaCompatibility" ))
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*drive_type = udisks_parse_media_compatibility( &variant );
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else if (!strcmp( name, "Id" ))
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p_dbus_message_iter_get_basic( &variant, serial );
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}
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}
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}
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}
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static void udisks2_add_device( const char *udi, DBusMessageIter *dict, DBusMessageIter *block )
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{
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DBusMessageIter iter, variant, paths, string;
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const char *device = NULL;
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const char *mount_point = NULL;
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const char *type = NULL;
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const char *drive = NULL;
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const char *id = NULL;
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GUID guid, *guid_ptr = NULL;
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const char *iface, *name;
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int removable = FALSE;
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enum device_type drive_type = DEVICE_UNKNOWN;
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while ((iface = udisks_next_dict_entry( block, &iter )))
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{
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if (!strcmp( iface, "org.freedesktop.UDisks2.Filesystem" ))
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{
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while ((name = udisks_next_dict_entry( &iter, &variant )))
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{
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if (!strcmp( name, "MountPoints" ))
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{
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p_dbus_message_iter_recurse( &variant, &paths );
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if (p_dbus_message_iter_get_arg_type( &paths ) == DBUS_TYPE_ARRAY)
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{
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p_dbus_message_iter_recurse( &variant, &string );
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mount_point = udisks2_string_from_array( &string );
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}
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}
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}
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}
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if (!strcmp( iface, "org.freedesktop.UDisks2.Block" ))
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{
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while ((name = udisks_next_dict_entry( &iter, &variant )))
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{
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if (!strcmp( name, "Device" ))
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device = udisks2_string_from_array( &variant );
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else if (!strcmp( name, "IdType" ))
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p_dbus_message_iter_get_basic( &variant, &type );
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else if (!strcmp( name, "Drive" ))
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{
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p_dbus_message_iter_get_basic( &variant, &drive );
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udisks2_get_drive_info( drive, dict, &drive_type, &removable, &id );
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}
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else if (!strcmp( name, "IdUUID" ))
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{
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const char *uuid_str;
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if (p_dbus_message_iter_get_arg_type( &variant ) == DBUS_TYPE_ARRAY)
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uuid_str = udisks2_string_from_array( &variant );
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else
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p_dbus_message_iter_get_basic( &variant, &uuid_str );
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guid_ptr = parse_uuid( &guid, uuid_str );
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}
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}
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}
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}
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TRACE( "udi %s device %s mount point %s uuid %s type %s removable %u\n",
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debugstr_a(udi), debugstr_a(device), debugstr_a(mount_point),
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debugstr_guid(guid_ptr), debugstr_a(type), removable );
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if (type)
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{
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if (!strcmp( type, "iso9660" ))
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{
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removable = TRUE;
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drive_type = DEVICE_CDROM;
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}
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else if (!strcmp( type, "udf" ))
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{
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removable = TRUE;
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drive_type = DEVICE_DVD;
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}
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}
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if (device)
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{
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if (removable) queue_device_op( ADD_DOS_DEVICE, udi, device, mount_point, drive_type, guid_ptr, id, NULL );
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else if (guid_ptr) queue_device_op( ADD_VOLUME, udi, device, mount_point, DEVICE_HARDDISK_VOL, guid_ptr, id, NULL );
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}
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}
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/* UDisks2 is almost, but not quite, entirely unlike UDisks.
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* It would have been easy to make it backwards compatible, but where would be the fun in that?
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*/
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static BOOL udisks2_add_devices( const char *changed )
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{
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DBusMessage *request, *reply;
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DBusMessageIter dict, iter, block;
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DBusError error;
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const char *udi;
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request = p_dbus_message_new_method_call( "org.freedesktop.UDisks2", "/org/freedesktop/UDisks2",
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"org.freedesktop.DBus.ObjectManager", "GetManagedObjects" );
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if (!request) return FALSE;
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|
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p_dbus_error_init( &error );
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reply = p_dbus_connection_send_with_reply_and_block( connection, request, udisks_timeout, &error );
|
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p_dbus_message_unref( request );
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if (!reply)
|
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{
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WARN( "failed: %s\n", error.message );
|
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p_dbus_error_free( &error );
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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;
|
|
}
|
|
|
|
void run_dbus_loop(void)
|
|
{
|
|
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;
|
|
|
|
if (!load_dbus_functions()) return;
|
|
|
|
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;
|
|
}
|
|
|
|
/* 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 );
|
|
|
|
found:
|
|
while (p_dbus_connection_read_write_dispatch( connection, -1 )) /* nothing */ ;
|
|
}
|
|
|
|
#if !defined(HAVE_SYSTEMCONFIGURATION_SCDYNAMICSTORECOPYDHCPINFO_H) || !defined(HAVE_SYSTEMCONFIGURATION_SCNETWORKCONFIGURATION_H)
|
|
|
|
/* The udisks dispatch loop will block all threads using the same connection, so we'll
|
|
use a private connection. Multiple threads can make methods calls at the same time
|
|
on the same connection, according to the documentation.
|
|
*/
|
|
static DBusConnection *dhcp_connection;
|
|
static DBusConnection *get_dhcp_connection(void)
|
|
{
|
|
if (!dhcp_connection)
|
|
{
|
|
DBusError error;
|
|
p_dbus_error_init( &error );
|
|
if (!(dhcp_connection = p_dbus_bus_get_private( DBUS_BUS_SYSTEM, &error )))
|
|
{
|
|
WARN( "failed to get system dbus connection: %s\n", error.message );
|
|
p_dbus_error_free( &error );
|
|
}
|
|
}
|
|
return dhcp_connection;
|
|
}
|
|
|
|
static DBusMessage *device_by_iface_request( const char *iface )
|
|
{
|
|
DBusMessage *request, *reply;
|
|
DBusMessageIter iter;
|
|
DBusError error;
|
|
|
|
request = p_dbus_message_new_method_call( "org.freedesktop.NetworkManager", "/org/freedesktop/NetworkManager",
|
|
"org.freedesktop.NetworkManager", "GetDeviceByIpIface" );
|
|
if (!request) return NULL;
|
|
|
|
p_dbus_message_iter_init_append( request, &iter );
|
|
p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &iface );
|
|
|
|
p_dbus_error_init( &error );
|
|
reply = p_dbus_connection_send_with_reply_and_block( get_dhcp_connection(), request, -1, &error );
|
|
p_dbus_message_unref( request );
|
|
if (!reply)
|
|
{
|
|
WARN( "failed: %s\n", error.message );
|
|
p_dbus_error_free( &error );
|
|
return NULL;
|
|
}
|
|
|
|
p_dbus_error_free( &error );
|
|
return reply;
|
|
}
|
|
|
|
static DBusMessage *dhcp4_config_request( const char *iface )
|
|
{
|
|
static const char *device = "org.freedesktop.NetworkManager.Device";
|
|
static const char *dhcp4_config = "Dhcp4Config";
|
|
DBusMessage *request, *reply;
|
|
DBusMessageIter iter;
|
|
DBusError error;
|
|
const char *path = NULL;
|
|
|
|
if (!(reply = device_by_iface_request( iface ))) return NULL;
|
|
|
|
p_dbus_message_iter_init( reply, &iter );
|
|
if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_OBJECT_PATH) p_dbus_message_iter_get_basic( &iter, &path );
|
|
if (!path)
|
|
{
|
|
p_dbus_message_unref( reply );
|
|
return NULL;
|
|
}
|
|
|
|
request = p_dbus_message_new_method_call( "org.freedesktop.NetworkManager", path,
|
|
"org.freedesktop.DBus.Properties", "Get" );
|
|
p_dbus_message_unref( reply );
|
|
if (!request) return NULL;
|
|
|
|
p_dbus_message_iter_init_append( request, &iter );
|
|
p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &device );
|
|
p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &dhcp4_config );
|
|
|
|
p_dbus_error_init( &error );
|
|
reply = p_dbus_connection_send_with_reply_and_block( get_dhcp_connection(), request, -1, &error );
|
|
p_dbus_message_unref( request );
|
|
if (!reply)
|
|
{
|
|
WARN( "failed: %s\n", error.message );
|
|
p_dbus_error_free( &error );
|
|
return NULL;
|
|
}
|
|
|
|
p_dbus_error_free( &error );
|
|
return reply;
|
|
}
|
|
|
|
static DBusMessage *dhcp4_config_options_request( const char *unix_name )
|
|
{
|
|
static const char *dhcp4_config = "org.freedesktop.NetworkManager.DHCP4Config";
|
|
static const char *options = "Options";
|
|
DBusMessage *request, *reply;
|
|
DBusMessageIter iter, sub;
|
|
DBusError error;
|
|
const char *path = NULL;
|
|
|
|
if (!(reply = dhcp4_config_request( unix_name ))) return NULL;
|
|
|
|
p_dbus_message_iter_init( reply, &iter );
|
|
if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_VARIANT)
|
|
{
|
|
p_dbus_message_iter_recurse( &iter, &sub );
|
|
p_dbus_message_iter_get_basic( &sub, &path );
|
|
}
|
|
if (!path)
|
|
{
|
|
p_dbus_message_unref( reply );
|
|
return NULL;
|
|
}
|
|
|
|
request = p_dbus_message_new_method_call( "org.freedesktop.NetworkManager", path,
|
|
"org.freedesktop.DBus.Properties", "Get" );
|
|
p_dbus_message_unref( reply );
|
|
if (!request) return NULL;
|
|
|
|
p_dbus_message_iter_init_append( request, &iter );
|
|
p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &dhcp4_config );
|
|
p_dbus_message_iter_append_basic( &iter, DBUS_TYPE_STRING, &options );
|
|
|
|
p_dbus_error_init( &error );
|
|
reply = p_dbus_connection_send_with_reply_and_block( get_dhcp_connection(), request, -1, &error );
|
|
p_dbus_message_unref( request );
|
|
if (!reply)
|
|
{
|
|
p_dbus_error_free( &error );
|
|
return NULL;
|
|
}
|
|
|
|
p_dbus_error_free( &error );
|
|
return reply;
|
|
}
|
|
|
|
static const char *dhcp4_config_option_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 DBusMessage *dhcp4_config_option_request( const char *unix_name, const char *option, const char **value )
|
|
{
|
|
DBusMessage *reply;
|
|
DBusMessageIter iter, variant;
|
|
const char *name;
|
|
|
|
if (!(reply = dhcp4_config_options_request( unix_name ))) return NULL;
|
|
|
|
*value = NULL;
|
|
p_dbus_message_iter_init( reply, &iter );
|
|
if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_VARIANT)
|
|
{
|
|
p_dbus_message_iter_recurse( &iter, &iter );
|
|
if (p_dbus_message_iter_get_arg_type( &iter ) == DBUS_TYPE_ARRAY)
|
|
{
|
|
p_dbus_message_iter_recurse( &iter, &iter );
|
|
while ((name = dhcp4_config_option_next_dict_entry( &iter, &variant )))
|
|
{
|
|
if (!strcmp( name, option ))
|
|
{
|
|
p_dbus_message_iter_get_basic( &variant, value );
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return reply;
|
|
}
|
|
|
|
static const char *map_option( ULONG option )
|
|
{
|
|
switch (option)
|
|
{
|
|
case OPTION_SUBNET_MASK: return "subnet_mask";
|
|
case OPTION_ROUTER_ADDRESS: return "next_server";
|
|
case OPTION_HOST_NAME: return "host_name";
|
|
case OPTION_DOMAIN_NAME: return "domain_name";
|
|
case OPTION_BROADCAST_ADDRESS: return "broadcast_address";
|
|
case OPTION_MSFT_IE_PROXY: return "wpad";
|
|
default:
|
|
FIXME( "unhandled option %u\n", option );
|
|
return "";
|
|
}
|
|
}
|
|
|
|
NTSTATUS dhcp_request( void *args )
|
|
{
|
|
const struct dhcp_request_params *params = args;
|
|
DBusMessage *reply;
|
|
const char *value;
|
|
ULONG ret = 0;
|
|
|
|
params->req->offset = params->req->size = 0;
|
|
|
|
if (!(reply = dhcp4_config_option_request( params->unix_name, map_option(params->req->id), &value ))) return 0;
|
|
|
|
switch (params->req->id)
|
|
{
|
|
case OPTION_SUBNET_MASK:
|
|
case OPTION_ROUTER_ADDRESS:
|
|
case OPTION_BROADCAST_ADDRESS:
|
|
{
|
|
IN_ADDR *ptr = (IN_ADDR *)(params->buffer + params->offset);
|
|
if (value && params->size >= sizeof(IN_ADDR))
|
|
{
|
|
ptr->S_un.S_addr = inet_addr( value );
|
|
params->req->offset = params->offset;
|
|
params->req->size = sizeof(*ptr);
|
|
TRACE( "returning %08x\n", *(DWORD *)ptr );
|
|
}
|
|
ret = sizeof(*ptr);
|
|
break;
|
|
}
|
|
case OPTION_HOST_NAME:
|
|
case OPTION_DOMAIN_NAME:
|
|
case OPTION_MSFT_IE_PROXY:
|
|
{
|
|
char *ptr = params->buffer + params->offset;
|
|
int len = value ? strlen( value ) : 0;
|
|
if (len && params->size >= len)
|
|
{
|
|
memcpy( ptr, value, len );
|
|
params->req->offset = params->offset;
|
|
params->req->size = len;
|
|
TRACE( "returning %s\n", debugstr_an(ptr, len) );
|
|
}
|
|
ret = len;
|
|
break;
|
|
}
|
|
default:
|
|
FIXME( "option %u not supported\n", params->req->id );
|
|
break;
|
|
}
|
|
|
|
p_dbus_message_unref( reply );
|
|
*params->ret_size = ret;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
#endif
|
|
|
|
#else /* SONAME_LIBDBUS_1 */
|
|
|
|
void run_dbus_loop(void)
|
|
{
|
|
TRACE( "Skipping, DBUS support not compiled in\n" );
|
|
}
|
|
|
|
#endif /* SONAME_LIBDBUS_1 */
|