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libhal-storage.c

00001 /***************************************************************************
00002  * CVSID: $Id: libhal-storage.c,v 1.8.2.4 2005/01/25 02:37:02 david Exp $
00003  *
00004  * libhal-storage.c : HAL convenience library for storage devices and volumes
00005  *
00006  * Copyright (C) 2004 Red Hat, Inc.
00007  *
00008  * Author: David Zeuthen <davidz@redhat.com>
00009  *
00010  * Licensed under the Academic Free License version 2.0
00011  *
00012  * This program is free software; you can redistribute it and/or modify
00013  * it under the terms of the GNU General Public License as published by
00014  * the Free Software Foundation; either version 2 of the License, or
00015  * (at your option) any later version.
00016  *
00017  * This program is distributed in the hope that it will be useful,
00018  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00019  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00020  * GNU General Public License for more details.
00021  *
00022  * You should have received a copy of the GNU General Public License
00023  * along with this program; if not, write to the Free Software
00024  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00025  *
00026  **************************************************************************/
00027 
00028 #ifdef HAVE_CONFIG_H
00029 #  include <config.h>
00030 #endif
00031 
00032 #include <stdio.h>
00033 #include <stdlib.h>
00034 #include <string.h>
00035 #include <dbus/dbus.h>
00036 
00037 #include "../libhal/libhal.h"
00038 #include "libhal-storage.h"
00039 
00040 
00041 #ifdef ENABLE_NLS
00042 # include <libintl.h>
00043 # define _(String) dgettext (GETTEXT_PACKAGE, String)
00044 # ifdef gettext_noop
00045 #   define N_(String) gettext_noop (String)
00046 # else
00047 #   define N_(String) (String)
00048 # endif
00049 #else
00050 /* Stubs that do something close enough.  */
00051 # define textdomain(String) (String)
00052 # define gettext(String) (String)
00053 # define dgettext(Domain,Message) (Message)
00054 # define dcgettext(Domain,Message,Type) (Message)
00055 # define bindtextdomain(Domain,Directory) (Domain)
00056 # define _(String)
00057 # define N_(String) (String)
00058 #endif
00059 
00067 typedef struct IconMappingEntry_s {
00068     HalStoragePolicyIcon icon;
00069     char *path;
00070     struct IconMappingEntry_s *next;
00071 } IconMappingEntry;
00072 
00073 struct HalStoragePolicy_s {
00074     IconMappingEntry *icon_mappings;
00075 };
00076 
00077 HalStoragePolicy *
00078 hal_storage_policy_new ()
00079 {
00080     HalStoragePolicy *p;
00081 
00082     p = malloc (sizeof (HalStoragePolicy));
00083     if (p == NULL)
00084         goto out;
00085 
00086     p->icon_mappings = NULL;
00087 out:
00088     return p;
00089 }
00090 
00091 void
00092 hal_storage_policy_free (HalStoragePolicy *policy)
00093 {
00094     IconMappingEntry *i;
00095     IconMappingEntry *j;
00096 
00097     /* free all icon mappings */
00098     for (i = policy->icon_mappings; i != NULL; i = j) {
00099         j = i->next;
00100         free (i->path);
00101         free (i);
00102     }
00103 
00104     free (policy);
00105 }
00106 
00107 void
00108 hal_storage_policy_set_icon_path (HalStoragePolicy *policy, HalStoragePolicyIcon icon, const char *path)
00109 {
00110     IconMappingEntry *i;
00111 
00112     /* see if it already exist */
00113     for (i = policy->icon_mappings; i != NULL; i = i->next) {
00114         if (i->icon == icon) {
00115             free (i->path);
00116             i->path = strdup (path);
00117             goto out;
00118         }
00119     }
00120 
00121     i = malloc (sizeof (IconMappingEntry));
00122     if (i == NULL)
00123         goto out;
00124     i->icon = icon;
00125     i->path = strdup (path);
00126     i->next = policy->icon_mappings;
00127     policy->icon_mappings = i;
00128 
00129 out:
00130     return;
00131 }
00132 
00133 void
00134 hal_storage_policy_set_icon_mapping (HalStoragePolicy *policy, HalStoragePolicyIconPair *pairs)
00135 {
00136     HalStoragePolicyIconPair *i;
00137 
00138     for (i = pairs; i->icon != 0x00; i++) {
00139         hal_storage_policy_set_icon_path (policy, i->icon, i->icon_path);
00140     }
00141 }
00142 
00143 const char *
00144 hal_storage_policy_lookup_icon (HalStoragePolicy *policy, HalStoragePolicyIcon icon)
00145 {
00146     IconMappingEntry *i;
00147     const char *path;
00148 
00149     path = NULL;
00150     for (i = policy->icon_mappings; i != NULL; i = i->next) {
00151         if (i->icon == icon) {
00152             path = i->path;
00153             goto out;
00154         }
00155     }
00156 out:
00157     return path;
00158 }
00159 
00160 
00161 #define MAX_STRING_SZ 256
00162 
00163 char *
00164 hal_volume_policy_compute_size_as_string (HalVolume *volume)
00165 {
00166     dbus_uint64_t size;
00167     char *result;
00168     char* sizes_str[] = {"K", "M", "G", "T", NULL};
00169     dbus_uint64_t cur = 1000L;
00170     dbus_uint64_t base = 10L;
00171     dbus_uint64_t step = 10L*10L*10L;
00172     int cur_str = 0;
00173     char buf[MAX_STRING_SZ];
00174 
00175     result = NULL;
00176 
00177     size = hal_volume_get_size (volume);
00178 
00179     do {
00180         if (sizes_str[cur_str+1] == NULL || size < cur*step) {
00181             /* found the unit, display a comma number if result is a single digit */
00182             if (size < cur*base) {
00183                 snprintf (buf, MAX_STRING_SZ, "%.01f%s", 
00184                       ((double)size)/((double)cur), sizes_str[cur_str]);
00185                 result = strdup (buf);
00186             } else {
00187                 snprintf (buf, MAX_STRING_SZ, "%lld%s", size / cur, sizes_str[cur_str]);
00188                 result = strdup (buf);
00189                 }
00190             goto out;
00191         }
00192 
00193         cur *= step;
00194         cur_str++;
00195     } while (1);
00196 
00197 out:
00198     return result;
00199 }
00200 
00201 static void
00202 fixup_string (char *s)
00203 {
00204     /* TODO: first strip leading and trailing whitespace */
00205     /*g_strstrip (s);*/
00206 
00207     /* TODO: could do nice things on all-upper case strings */
00208 }
00209 
00210 /* volume may be NULL (e.g. if drive supports removable media) */
00211 char *
00212 hal_drive_policy_compute_display_name (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
00213 {
00214     char *name;
00215     char *size_str;
00216     char *vendormodel_str;
00217     const char *model;
00218     const char *vendor;
00219     HalDriveType drive_type;
00220     dbus_bool_t drive_is_hotpluggable;
00221     dbus_bool_t drive_is_removable;
00222     HalDriveCdromCaps drive_cdrom_caps;
00223     char buf[MAX_STRING_SZ];
00224 
00225     model = hal_drive_get_model (drive);
00226     vendor = hal_drive_get_vendor (drive);
00227     drive_type = hal_drive_get_type (drive);
00228     drive_is_hotpluggable = hal_drive_is_hotpluggable (drive);
00229     drive_is_removable = hal_drive_uses_removable_media (drive);
00230     drive_cdrom_caps = hal_drive_get_cdrom_caps (drive);
00231 
00232     if (volume != NULL)
00233         size_str = hal_volume_policy_compute_size_as_string (volume);
00234     else
00235         size_str = NULL;
00236 
00237     if (vendor == NULL || strlen (vendor) == 0) {
00238         if (model == NULL || strlen (model) == 0)
00239             vendormodel_str = strdup ("");
00240         else
00241             vendormodel_str = strdup (model);
00242     } else {
00243         if (model == NULL || strlen (model) == 0)
00244             vendormodel_str = strdup (vendor);
00245         else {
00246             snprintf (buf, MAX_STRING_SZ, "%s %s", vendor, model);
00247             vendormodel_str = strdup (buf);
00248         }
00249     }
00250 
00251     fixup_string (vendormodel_str);
00252 
00253     if (drive_type==HAL_DRIVE_TYPE_CDROM) {
00254 
00255         /* Optical drive handling */
00256         char *first;
00257         char *second;
00258 
00259 
00260         first = "CD-ROM";
00261         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_CDR)
00262             first = "CD-R";
00263         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_CDRW)
00264             first = "CD-RW";
00265 
00266         second = "";
00267         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDROM)
00268             second = "/DVD-ROM";
00269         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDPLUSR)
00270             second = "/DVD+R";
00271         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDPLUSRW)
00272             second = "/DVD+RW";
00273         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDR)
00274             second = "/DVD-R";
00275         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDRW)
00276             second = "/DVD-RW";
00277         if (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDRAM)
00278             second = "/DVD-RAM";
00279         if ((drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDR) &&
00280             (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDPLUSR))
00281             second = "/DVD±R";
00282         if ((drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDRW) &&
00283             (drive_cdrom_caps & HAL_DRIVE_CDROM_CAPS_DVDPLUSRW))
00284             second = "/DVD±RW";
00285 
00286 
00287         if (drive_is_hotpluggable) {
00288             snprintf (buf, MAX_STRING_SZ, _("External %s%s Drive"), first, second);
00289             name = strdup (buf);
00290         } else {
00291             snprintf (buf, MAX_STRING_SZ, _("%s%s Drive"), first, second);
00292             name = strdup (buf);
00293         }
00294             
00295     } else if (drive_type==HAL_DRIVE_TYPE_FLOPPY) {
00296 
00297         /* Floppy Drive handling */
00298 
00299         if (drive_is_hotpluggable)
00300             name = strdup (_("External Floppy Drive"));
00301         else
00302             name = strdup (_("Floppy Drive"));
00303     } else if (drive_type==HAL_DRIVE_TYPE_DISK && !drive_is_removable) {
00304 
00305         /* Harddisks */
00306 
00307         if (size_str != NULL) {
00308             if (drive_is_hotpluggable) {
00309                 snprintf (buf, MAX_STRING_SZ, _("%s External Hard Drive"), size_str);
00310                 name = strdup (buf);
00311             } else {
00312                 snprintf (buf, MAX_STRING_SZ, _("%s Hard Drive"), size_str);
00313                 name = strdup (buf);
00314             }
00315         } else {
00316             if (drive_is_hotpluggable)
00317                 name = strdup (_("External Hard Drive"));
00318             else
00319                 name = strdup (_("Hard Drive"));
00320         }
00321     } else {
00322 
00323         /* The rest - includes drives with removable Media */
00324 
00325         if (strlen (vendormodel_str) > 0)
00326             name = strdup (vendormodel_str);
00327         else
00328             name = strdup (_("Drive"));
00329     }
00330 
00331     free (vendormodel_str);
00332     free (size_str);
00333 
00334     return name;
00335 }
00336 
00337 char *
00338 hal_volume_policy_compute_display_name (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
00339 {
00340     char *name;
00341     char *size_str;
00342     const char *volume_label;
00343     const char *model;
00344     const char *vendor;
00345     HalDriveType drive_type;
00346     dbus_bool_t drive_is_hotpluggable;
00347     dbus_bool_t drive_is_removable;
00348     HalDriveCdromCaps drive_cdrom_caps;
00349     char buf[MAX_STRING_SZ];
00350 
00351     volume_label = hal_volume_get_label (volume);
00352     model = hal_drive_get_model (drive);
00353     vendor = hal_drive_get_vendor (drive);
00354     drive_type = hal_drive_get_type (drive);
00355     drive_is_hotpluggable = hal_drive_is_hotpluggable (drive);
00356     drive_is_removable = hal_drive_uses_removable_media (drive);
00357     drive_cdrom_caps = hal_drive_get_cdrom_caps (drive);
00358 
00359     size_str = hal_volume_policy_compute_size_as_string (volume);
00360 
00361     /* If the volume label is available use that 
00362      *
00363      * TODO: If label is a fully-qualified UNIX path don't use that
00364      */
00365     if (volume_label != NULL) {
00366         name = strdup (volume_label);
00367         goto out;
00368     }
00369 
00370     /* Handle media in optical drives */
00371     if (drive_type==HAL_DRIVE_TYPE_CDROM) {
00372         switch (hal_volume_get_disc_type (volume)) {
00373 
00374         default:
00375             /* explict fallthrough */
00376         case HAL_VOLUME_DISC_TYPE_CDROM:
00377             name = strdup (_("CD-ROM Disc"));
00378             break;
00379             
00380         case HAL_VOLUME_DISC_TYPE_CDR:
00381             if (hal_volume_disc_is_blank (volume))
00382                 name = strdup (_("Blank CD-R Disc"));
00383             else
00384                 name = strdup (_("CD-R Disc"));
00385             break;
00386             
00387         case HAL_VOLUME_DISC_TYPE_CDRW:
00388             if (hal_volume_disc_is_blank (volume))
00389                 name = strdup (_("Blank CD-RW Disc"));
00390             else
00391                 name = strdup (_("CD-RW Disc"));
00392             break;
00393             
00394         case HAL_VOLUME_DISC_TYPE_DVDROM:
00395             name = strdup (_("DVD-ROM Disc"));
00396             break;
00397             
00398         case HAL_VOLUME_DISC_TYPE_DVDRAM:
00399             if (hal_volume_disc_is_blank (volume))
00400                 name = strdup (_("Blank DVD-RAM Disc"));
00401             else
00402                 name = strdup (_("DVD-RAM Disc"));
00403             break;
00404             
00405         case HAL_VOLUME_DISC_TYPE_DVDR:
00406             if (hal_volume_disc_is_blank (volume))
00407                 name = strdup (_("Blank DVD-R Disc"));
00408             else
00409                 name = strdup (_("DVD-R Disc"));
00410             break;
00411             
00412         case HAL_VOLUME_DISC_TYPE_DVDRW:
00413             if (hal_volume_disc_is_blank (volume))
00414                 name = strdup (_("Blank DVD-RW Disc"));
00415             else
00416                 name = strdup (_("DVD-RW Disc"));
00417 
00418             break;
00419 
00420         case HAL_VOLUME_DISC_TYPE_DVDPLUSR:
00421             if (hal_volume_disc_is_blank (volume))
00422                 name = strdup (_("Blank DVD+R Disc"));
00423             else
00424                 name = strdup (_("DVD+R Disc"));
00425             break;
00426             
00427         case HAL_VOLUME_DISC_TYPE_DVDPLUSRW:
00428             if (hal_volume_disc_is_blank (volume))
00429                 name = strdup (_("Blank DVD+RW Disc"));
00430             else
00431                 name = strdup (_("DVD+RW Disc"));
00432             break;
00433         }
00434         
00435         /* Special case for pure audio disc */
00436         if (hal_volume_disc_has_audio (volume) && !hal_volume_disc_has_data (volume)) {
00437             free (name);
00438             name = strdup (_("Audio Disc"));
00439         }
00440 
00441         goto out;
00442     }
00443 
00444     /* Fallback: size of media */
00445     if (drive_is_removable) {
00446         snprintf (buf, MAX_STRING_SZ, _("%s Removable Media"), size_str);
00447         name = strdup (buf);
00448     } else {
00449         snprintf (buf, MAX_STRING_SZ, _("%s Media"), size_str);
00450         name = strdup (buf);
00451     }
00452 
00453     /* Fallback: Use drive name */
00454     /*name = hal_drive_policy_compute_display_name (drive, volume);*/
00455 
00456 out:
00457     free (size_str);
00458     return name;
00459 }
00460 
00461 char *
00462 hal_drive_policy_compute_icon_name (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
00463 {
00464     const char *name;
00465     HalDriveBus bus;
00466     HalDriveType drive_type;
00467 
00468     bus        = hal_drive_get_bus (drive);
00469     drive_type = hal_drive_get_type (drive);
00470 
00471     /* by design, the enums are laid out so we can do easy computations */
00472 
00473     switch (drive_type) {
00474     case HAL_DRIVE_TYPE_REMOVABLE_DISK:
00475     case HAL_DRIVE_TYPE_DISK:
00476     case HAL_DRIVE_TYPE_CDROM:
00477     case HAL_DRIVE_TYPE_FLOPPY:
00478         name = hal_storage_policy_lookup_icon (policy, 0x10000 + drive_type*0x100 + bus);
00479         break;
00480 
00481     default:
00482         name = hal_storage_policy_lookup_icon (policy, 0x10000 + drive_type*0x100);
00483     }
00484 
00485     if (name != NULL)
00486         return strdup (name);
00487     else
00488         return NULL;
00489 }
00490 
00491 char *
00492 hal_volume_policy_compute_icon_name (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
00493 {
00494     const char *name;
00495     HalDriveBus bus;
00496     HalDriveType drive_type;
00497     HalVolumeDiscType disc_type;
00498 
00499     /* by design, the enums are laid out so we can do easy computations */
00500 
00501     if (hal_volume_is_disc (volume)) {
00502         disc_type = hal_volume_get_disc_type (volume);
00503         name = hal_storage_policy_lookup_icon (policy, 0x30000 + disc_type);
00504         goto out;
00505     }
00506 
00507     if (drive == NULL) {
00508         name = hal_storage_policy_lookup_icon (policy, HAL_STORAGE_ICON_VOLUME_REMOVABLE_DISK);
00509         goto out;
00510     }
00511 
00512     bus        = hal_drive_get_bus (drive);
00513     drive_type = hal_drive_get_type (drive);
00514 
00515     switch (drive_type) {
00516     case HAL_DRIVE_TYPE_REMOVABLE_DISK:
00517     case HAL_DRIVE_TYPE_DISK:
00518     case HAL_DRIVE_TYPE_CDROM:
00519     case HAL_DRIVE_TYPE_FLOPPY:
00520         name = hal_storage_policy_lookup_icon (policy, 0x20000 + drive_type*0x100 + bus);
00521         break;
00522 
00523     default:
00524         name = hal_storage_policy_lookup_icon (policy, 0x20000 + drive_type*0x100);
00525     }
00526 out:
00527     if (name != NULL)
00528         return strdup (name);
00529     else
00530         return NULL;
00531 }
00532 
00549 dbus_bool_t
00550 hal_volume_policy_should_be_visible (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy, 
00551                      const char *target_mount_point)
00552 {
00553     unsigned int i;
00554     dbus_bool_t is_visible;
00555     const char *label;
00556     const char *mount_point;
00557     const char *fstype;
00558     const char *fhs23_toplevel_mount_points[] = {
00559         "/",
00560         "/bin",
00561         "/boot",
00562         "/dev",
00563         "/etc",
00564         "/home",
00565         "/lib",
00566         "/lib64",
00567         "/media",
00568         "/mnt",
00569         "/opt",
00570         "/root",
00571         "/sbin",
00572         "/srv",
00573         "/tmp",
00574         "/usr",
00575         "/var",
00576         "/proc",
00577         "/sbin",
00578         NULL
00579     };
00580 
00581     is_visible = FALSE;
00582 
00583     /* skip if hal says it's not used as a filesystem */
00584     if (hal_volume_get_fsusage (volume) != HAL_VOLUME_USAGE_MOUNTABLE_FILESYSTEM)
00585         goto out;
00586 
00587     label = hal_volume_get_label (volume);
00588     mount_point = hal_volume_get_mount_point (volume);
00589     fstype = hal_volume_get_fstype (volume);
00590 
00591     /* use target mount point if we're not mounted yet */
00592     if (mount_point == NULL)
00593         mount_point = target_mount_point;
00594 
00595     /* blacklist fhs2.3 top level mount points */
00596     if (mount_point != NULL) {
00597         for (i = 0; fhs23_toplevel_mount_points[i] != NULL; i++) {
00598             if (strcmp (mount_point, fhs23_toplevel_mount_points[i]) == 0)
00599                 goto out;
00600         }
00601     }
00602 
00603     /* blacklist partitions with name 'bootstrap' of type HFS (Apple uses that) */
00604     if (label != NULL && fstype != NULL && strcmp (label, "bootstrap") == 0 && strcmp (fstype, "hfs") == 0)
00605         goto out;
00606 
00607     /* only the real lucky mount points will make it this far :-) */
00608     is_visible = TRUE;
00609 
00610 out:
00611     return is_visible;
00612 }
00613 
00614 /*************************************************************************/
00615 
00616 #define MOUNT_OPTIONS_SIZE 256
00617 
00618 struct HalDrive_s {
00619     char *udi;
00620 
00621     int device_major;
00622     int device_minor;
00623     char *device_file;
00624 
00625     HalDriveBus bus;
00626     char *vendor;             /* may be "", is never NULL */
00627     char *model;              /* may be "", is never NULL */
00628     dbus_bool_t is_hotpluggable;
00629     dbus_bool_t is_removable;
00630     dbus_bool_t requires_eject;
00631 
00632     HalDriveType type;
00633     char *type_textual;
00634 
00635     char *physical_device;  /* UDI of physical device, e.g. the 
00636                  * IDE, USB, IEEE1394 device */
00637 
00638     char *dedicated_icon_drive;
00639     char *dedicated_icon_volume;
00640 
00641     char *serial;
00642     char *firmware_version;
00643     HalDriveCdromCaps cdrom_caps;
00644 
00645     char *desired_mount_point;
00646     char *mount_filesystem;
00647     dbus_bool_t should_mount;
00648 
00649     dbus_bool_t no_partitions_hint;
00650 
00651     LibHalContext *hal_ctx;
00652 
00653     char mount_options[MOUNT_OPTIONS_SIZE];
00654 };
00655 
00656 struct HalVolume_s {
00657     char *udi;
00658 
00659     int device_major;
00660     int device_minor;
00661     char *device_file;
00662     char *volume_label; /* may be NULL, is never "" */
00663     dbus_bool_t is_mounted;
00664     char *mount_point;  /* NULL iff !is_mounted */
00665     char *fstype;       /* NULL iff !is_mounted or unknown */
00666     char *fsversion;
00667     char *uuid;
00668     char *storage_device;
00669 
00670     HalVolumeUsage fsusage;
00671 
00672     dbus_bool_t is_partition;
00673     unsigned int partition_number;
00674 
00675     int msdos_part_table_type;
00676     
00677 
00678     dbus_bool_t is_disc;
00679     HalVolumeDiscType disc_type;
00680     dbus_bool_t disc_has_audio;
00681     dbus_bool_t disc_has_data;
00682     dbus_bool_t disc_is_appendable;
00683     dbus_bool_t disc_is_blank;
00684     dbus_bool_t disc_is_rewritable;
00685 
00686     unsigned int block_size;
00687     unsigned int num_blocks;
00688 
00689     char *desired_mount_point;
00690     char *mount_filesystem;
00691     dbus_bool_t should_mount;
00692 
00693     char mount_options[MOUNT_OPTIONS_SIZE];
00694 };
00695 
00696 const char *
00697 hal_drive_get_dedicated_icon_drive (HalDrive *drive)
00698 {
00699     return drive->dedicated_icon_drive;
00700 }
00701 
00702 const char *
00703 hal_drive_get_dedicated_icon_volume (HalDrive *drive)
00704 {
00705     return drive->dedicated_icon_volume;
00706 }
00707 
00712 void
00713 hal_drive_free (HalDrive *drive)
00714 {
00715     if (drive == NULL )
00716         return;
00717 
00718     free (drive->udi);
00719     hal_free_string (drive->device_file);
00720     hal_free_string (drive->vendor);
00721     hal_free_string (drive->model);
00722     hal_free_string (drive->type_textual);
00723     hal_free_string (drive->physical_device);
00724     hal_free_string (drive->serial);
00725     hal_free_string (drive->firmware_version);
00726     hal_free_string (drive->desired_mount_point);
00727     hal_free_string (drive->mount_filesystem);
00728 }
00729 
00730 
00735 void
00736 hal_volume_free (HalVolume *vol)
00737 {
00738     if (vol == NULL )
00739         return;
00740 
00741     free (vol->udi);
00742     hal_free_string (vol->device_file);
00743     hal_free_string (vol->volume_label);
00744     hal_free_string (vol->fstype);
00745     hal_free_string (vol->mount_point);
00746     hal_free_string (vol->fsversion);
00747     hal_free_string (vol->uuid);
00748     hal_free_string (vol->desired_mount_point);
00749     hal_free_string (vol->mount_filesystem);
00750 }
00751 
00752 
00753 /* ok, hey, so this is a bit ugly */
00754 
00755 #define HAL_PROP_EXTRACT_BEGIN if (FALSE)
00756 #define HAL_PROP_EXTRACT_END ;
00757 #define HAL_PROP_EXTRACT_INT(_property_, _where_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_INT32) _where_ = hal_psi_get_int (&it)
00758 #define HAL_PROP_EXTRACT_STRING(_property_, _where_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_STRING) _where_ = (hal_psi_get_string (&it) != NULL && strlen (hal_psi_get_string (&it)) > 0) ? strdup (hal_psi_get_string (&it)) : NULL
00759 #define HAL_PROP_EXTRACT_BOOL(_property_, _where_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_BOOLEAN) _where_ = hal_psi_get_bool (&it)
00760 #define HAL_PROP_EXTRACT_BOOL_BITFIELD(_property_, _where_, _field_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_BOOLEAN) _where_ |= hal_psi_get_bool (&it) ? _field_ : 0
00761 
00770 HalDrive *
00771 hal_drive_from_udi (LibHalContext *hal_ctx, const char *udi)
00772 {
00773     char *bus_textual;
00774     HalDrive *drive;
00775     LibHalPropertySet *properties;
00776     LibHalPropertySetIterator it;
00777 
00778     drive = NULL;
00779     properties = NULL;
00780     bus_textual = NULL;
00781 
00782     if (!hal_device_query_capability (hal_ctx, udi, "storage"))
00783         goto error;
00784 
00785     drive = malloc (sizeof (HalDrive));
00786     if (drive == NULL)
00787         goto error;
00788     memset (drive, 0x00, sizeof (HalDrive));
00789 
00790     drive->hal_ctx = hal_ctx;
00791 
00792     drive->udi = strdup (udi);
00793     if (drive->udi == NULL)
00794         goto error;
00795 
00796     properties = hal_device_get_all_properties (hal_ctx, udi);
00797     if (properties == NULL)
00798         goto error;
00799 
00800     /* we can count on hal to give us all these properties */
00801     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
00802         int type;
00803         char *key;
00804         
00805         type = hal_psi_get_type (&it);
00806         key = hal_psi_get_key (&it);
00807 
00808         HAL_PROP_EXTRACT_BEGIN;
00809 
00810         HAL_PROP_EXTRACT_INT    ("block.minor",               drive->device_minor);
00811         HAL_PROP_EXTRACT_INT    ("block.major",               drive->device_major);
00812         HAL_PROP_EXTRACT_STRING ("block.device",              drive->device_file);
00813         HAL_PROP_EXTRACT_STRING ("storage.bus",               bus_textual);
00814         HAL_PROP_EXTRACT_STRING ("storage.vendor",            drive->vendor);
00815         HAL_PROP_EXTRACT_STRING ("storage.model",             drive->model);
00816         HAL_PROP_EXTRACT_STRING ("storage.drive_type",        drive->type_textual);
00817 
00818 
00819         HAL_PROP_EXTRACT_STRING ("storage.icon.drive",        drive->dedicated_icon_drive);
00820         HAL_PROP_EXTRACT_STRING ("storage.icon.volume",       drive->dedicated_icon_volume);
00821 
00822         HAL_PROP_EXTRACT_BOOL   ("storage.hotpluggable",      drive->is_hotpluggable);
00823         HAL_PROP_EXTRACT_BOOL   ("storage.removable",         drive->is_removable);
00824         HAL_PROP_EXTRACT_BOOL   ("storage.requires_eject",    drive->requires_eject);
00825 
00826         HAL_PROP_EXTRACT_STRING ("storage.physical_device",   drive->physical_device);
00827         HAL_PROP_EXTRACT_STRING ("storage.firmware_version",  drive->firmware_version);
00828         HAL_PROP_EXTRACT_STRING ("storage.serial",            drive->serial);
00829 
00830         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.cdr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_CDR);
00831         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.cdrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_CDRW);
00832         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvd", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDROM);
00833         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdplusr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDPLUSR);
00834         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdplusrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDPLUSRW);
00835         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDR);
00836         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDRW);
00837         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdram", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDRAM);
00838 
00839         HAL_PROP_EXTRACT_BOOL   ("storage.policy.should_mount",        drive->should_mount);
00840         HAL_PROP_EXTRACT_STRING ("storage.policy.desired_mount_point", drive->desired_mount_point);
00841         HAL_PROP_EXTRACT_STRING ("storage.policy.mount_filesystem",    drive->mount_filesystem);
00842 
00843         HAL_PROP_EXTRACT_BOOL   ("storage.no_partitions_hint",        drive->no_partitions_hint);
00844 
00845         HAL_PROP_EXTRACT_END;
00846     }
00847 
00848     if (drive->type_textual != NULL) {
00849         if (strcmp (drive->type_textual, "cdrom") == 0) {
00850             drive->cdrom_caps |= HAL_DRIVE_CDROM_CAPS_CDROM;
00851             drive->type = HAL_DRIVE_TYPE_CDROM;
00852         } else if (strcmp (drive->type_textual, "floppy") == 0) {
00853             drive->type = HAL_DRIVE_TYPE_FLOPPY;
00854         } else if (strcmp (drive->type_textual, "disk") == 0) {
00855             if (drive->is_removable)
00856                 drive->type = HAL_DRIVE_TYPE_REMOVABLE_DISK;
00857             else
00858                 drive->type = HAL_DRIVE_TYPE_DISK;              
00859         } else if (strcmp (drive->type_textual, "tape") == 0) {
00860             drive->type = HAL_DRIVE_TYPE_TAPE;
00861         } else if (strcmp (drive->type_textual, "compact_flash") == 0) {
00862             drive->type = HAL_DRIVE_TYPE_COMPACT_FLASH;
00863         } else if (strcmp (drive->type_textual, "memory_stick") == 0) {
00864             drive->type = HAL_DRIVE_TYPE_MEMORY_STICK;
00865         } else if (strcmp (drive->type_textual, "smart_media") == 0) {
00866             drive->type = HAL_DRIVE_TYPE_SMART_MEDIA;
00867         } else if (strcmp (drive->type_textual, "sd_mmc") == 0) {
00868             drive->type = HAL_DRIVE_TYPE_SD_MMC;
00869 /*
00870         } else if (strcmp (drive->type_textual, "zip") == 0) {
00871             drive->type = HAL_DRIVE_TYPE_ZIP;
00872         } else if (strcmp (drive->type_textual, "jaz") == 0) {
00873             drive->type = HAL_DRIVE_TYPE_JAZ;
00874 */
00875         } else {
00876                 drive->type = HAL_DRIVE_TYPE_DISK; 
00877         }
00878 
00879     }
00880 
00881     /* check if physical device is a camera or mp3 player */
00882     if (drive->physical_device != NULL) {
00883         char *category;
00884 
00885         category = hal_device_get_property_string (hal_ctx, drive->physical_device, "info.category");
00886         if (category != NULL) {
00887             if (strcmp (category, "portable_audio_player") == 0) {
00888                 drive->type = HAL_DRIVE_TYPE_PORTABLE_AUDIO_PLAYER;
00889             } else if (strcmp (category, "camera") == 0) {
00890                 drive->type = HAL_DRIVE_TYPE_CAMERA;
00891             }
00892 
00893             hal_free_string (category);
00894         }
00895     }
00896 
00897     if (bus_textual != NULL) {
00898         if (strcmp (bus_textual, "usb") == 0) {
00899             drive->bus = HAL_DRIVE_BUS_USB;
00900         } else if (strcmp (bus_textual, "ieee1394") == 0) {
00901             drive->bus = HAL_DRIVE_BUS_IEEE1394;
00902         } else if (strcmp (bus_textual, "ide") == 0) {
00903             drive->bus = HAL_DRIVE_BUS_IDE;
00904         } else if (strcmp (bus_textual, "scsi") == 0) {
00905             drive->bus = HAL_DRIVE_BUS_SCSI;
00906         }
00907     }
00908 
00909     hal_free_string (bus_textual);
00910     hal_free_property_set (properties);
00911 
00912     return drive;
00913 
00914 error:
00915     hal_free_string (bus_textual);
00916     hal_free_property_set (properties);
00917     hal_drive_free (drive);
00918     return NULL;
00919 }
00920 
00921 const char *
00922 hal_volume_get_storage_device_udi (HalVolume *volume)
00923 {
00924     return volume->storage_device;
00925 }
00926 
00927 const char *hal_drive_get_physical_device_udi (HalDrive *drive)
00928 {
00929     return drive->physical_device;
00930 }
00931 
00932 dbus_bool_t
00933 hal_drive_requires_eject (HalDrive *drive)
00934 {
00935     return drive->requires_eject;
00936 }
00937 
00946 HalVolume *
00947 hal_volume_from_udi (LibHalContext *hal_ctx, const char *udi)
00948 {
00949     char *disc_type_textual;
00950     HalVolume *vol;
00951     LibHalPropertySet *properties;
00952     LibHalPropertySetIterator it;
00953 
00954     vol = NULL;
00955     properties = NULL;
00956     disc_type_textual = NULL;
00957 
00958     if (!hal_device_query_capability (hal_ctx, udi, "volume"))
00959         goto error;
00960 
00961     vol = malloc (sizeof (HalVolume));
00962     if (vol == NULL)
00963         goto error;
00964     memset (vol, 0x00, sizeof (HalVolume));
00965 
00966     vol->udi = strdup (udi);
00967 
00968     properties = hal_device_get_all_properties (hal_ctx, udi);
00969     if (properties == NULL)
00970         goto error;
00971 
00972     /* we can count on hal to give us all these properties */
00973     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
00974         int type;
00975         char *key;
00976         
00977         type = hal_psi_get_type (&it);
00978         key = hal_psi_get_key (&it);
00979 
00980         HAL_PROP_EXTRACT_BEGIN;
00981 
00982         HAL_PROP_EXTRACT_INT    ("volume.partition.msdos_part_table_type", vol->msdos_part_table_type);
00983 
00984         HAL_PROP_EXTRACT_INT    ("block.minor",               vol->device_minor);
00985         HAL_PROP_EXTRACT_INT    ("block.major",               vol->device_major);
00986         HAL_PROP_EXTRACT_STRING ("block.device",              vol->device_file);
00987 
00988         HAL_PROP_EXTRACT_STRING ("block.storage_device",      vol->storage_device);
00989 
00990         HAL_PROP_EXTRACT_INT    ("volume.block_size",         vol->block_size);
00991         HAL_PROP_EXTRACT_INT    ("volume.num_blocks",         vol->num_blocks);
00992         HAL_PROP_EXTRACT_STRING ("volume.label",              vol->volume_label);
00993         HAL_PROP_EXTRACT_STRING ("volume.mount_point",        vol->mount_point);
00994         HAL_PROP_EXTRACT_STRING ("volume.fstype",             vol->fstype);
00995         HAL_PROP_EXTRACT_BOOL   ("volume.is_mounted",         vol->is_mounted);
00996 
00997         HAL_PROP_EXTRACT_BOOL   ("volume.is_disc",            vol->is_disc);
00998         HAL_PROP_EXTRACT_STRING ("volume.disc.type",          disc_type_textual);
00999         HAL_PROP_EXTRACT_BOOL   ("volume.disc.has_audio",     vol->disc_has_audio);
01000         HAL_PROP_EXTRACT_BOOL   ("volume.disc.has_data",      vol->disc_has_data);
01001         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_appendable", vol->disc_is_appendable);
01002         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_blank",      vol->disc_is_blank);
01003         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_rewritable", vol->disc_is_rewritable);
01004 
01005         HAL_PROP_EXTRACT_BOOL   ("volume.policy.should_mount",        vol->should_mount);
01006         HAL_PROP_EXTRACT_STRING ("volume.policy.desired_mount_point", vol->desired_mount_point);
01007         HAL_PROP_EXTRACT_STRING ("volume.policy.mount_filesystem",    vol->mount_filesystem);
01008 
01009         HAL_PROP_EXTRACT_END;
01010     }
01011 
01012     if (disc_type_textual != NULL) {
01013         if (strcmp (disc_type_textual, "cd_rom") == 0) {
01014             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDROM;
01015         } else if (strcmp (disc_type_textual, "cd_r") == 0) {
01016             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDR;
01017         } else if (strcmp (disc_type_textual, "cd_rw") == 0) {
01018             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDRW;
01019         } else if (strcmp (disc_type_textual, "dvd_rom") == 0) {
01020             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDROM;
01021         } else if (strcmp (disc_type_textual, "dvd_ram") == 0) {
01022             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDRAM;
01023         } else if (strcmp (disc_type_textual, "dvd_r") == 0) {
01024             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDR;
01025         } else if (strcmp (disc_type_textual, "dvd_rw") == 0) {
01026             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDRW;
01027         } else if (strcmp (disc_type_textual, "dvd_plusr") == 0) {
01028             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDPLUSR;
01029         } else if (strcmp (disc_type_textual, "dvd_plusrw") == 0) {
01030             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDPLUSRW;
01031         }
01032     }
01033 
01034     hal_free_string (disc_type_textual);
01035     hal_free_property_set (properties);
01036     return vol;
01037 error:
01038     hal_free_string (disc_type_textual);
01039     hal_free_property_set (properties);
01040     hal_volume_free (vol);
01041     return NULL;
01042 }
01043 
01044 
01053 int
01054 hal_volume_get_msdos_part_table_type (HalVolume *volume)
01055 {
01056     return volume->msdos_part_table_type;
01057 }
01058 
01059 /***********************************************************************/
01060 
01068 HalDrive *
01069 hal_drive_from_device_file (LibHalContext *hal_ctx, const char *device_file)
01070 {
01071     int i;
01072     char **hal_udis;
01073     int num_hal_udis;
01074     HalDrive *result;
01075     char *found_udi;
01076 
01077     result = NULL;
01078     found_udi = NULL;
01079 
01080     if ((hal_udis = hal_manager_find_device_string_match (hal_ctx, "block.device", 
01081                                   device_file, &num_hal_udis)) == NULL)
01082         goto out;
01083 
01084     for (i = 0; i < num_hal_udis; i++) {
01085         char *udi;
01086         char *storage_udi;
01087         udi = hal_udis[i];
01088         if (hal_device_query_capability (hal_ctx, udi, "volume")) {
01089 
01090             storage_udi = hal_device_get_property_string (hal_ctx, udi, "block.storage_device");
01091             if (storage_udi == NULL)
01092                 continue;
01093             found_udi = strdup (storage_udi);
01094             hal_free_string (storage_udi);
01095             break;
01096         } else if (hal_device_query_capability (hal_ctx, udi, "storage")) {
01097             found_udi = strdup (udi);
01098         }
01099     }
01100 
01101     hal_free_string_array (hal_udis);
01102 
01103     if (found_udi != NULL)
01104         result = hal_drive_from_udi (hal_ctx, found_udi);
01105 
01106     free (found_udi);
01107 out:
01108     return result;
01109 }
01110 
01111 
01118 HalVolume *
01119 hal_volume_from_device_file (LibHalContext *hal_ctx, const char *device_file)
01120 {
01121     int i;
01122     char **hal_udis;
01123     int num_hal_udis;
01124     HalVolume *result;
01125     char *found_udi;
01126 
01127     result = NULL;
01128     found_udi = NULL;
01129 
01130     if ((hal_udis = hal_manager_find_device_string_match (hal_ctx, "block.device", 
01131                                   device_file, &num_hal_udis)) == NULL)
01132         goto out;
01133 
01134     for (i = 0; i < num_hal_udis; i++) {
01135         char *udi;
01136         udi = hal_udis[i];
01137         if (hal_device_query_capability (hal_ctx, udi, "volume")) {
01138             found_udi = strdup (udi);
01139             break;
01140         }
01141     }
01142 
01143     hal_free_string_array (hal_udis);
01144 
01145     if (found_udi != NULL)
01146         result = hal_volume_from_udi (hal_ctx, found_udi);
01147 
01148     free (found_udi);
01149 out:
01150     return result;
01151 }
01152 
01153 dbus_uint64_t
01154 hal_volume_get_size (HalVolume *volume)
01155 {
01156     return ((dbus_uint64_t)volume->block_size) * ((dbus_uint64_t)volume->num_blocks);
01157 }
01158 
01159 
01160 dbus_bool_t
01161 hal_drive_is_hotpluggable (HalDrive *drive)
01162 {
01163     return drive->is_hotpluggable;
01164 }
01165 
01166 dbus_bool_t
01167 hal_drive_uses_removable_media (HalDrive *drive)
01168 {
01169     return drive->is_removable;
01170 }
01171 
01172 HalDriveType
01173 hal_drive_get_type (HalDrive *drive)
01174 {
01175     return drive->type;
01176 }
01177 
01178 HalDriveBus
01179 hal_drive_get_bus (HalDrive *drive)
01180 {
01181     return drive->bus;
01182 }
01183 
01184 HalDriveCdromCaps
01185 hal_drive_get_cdrom_caps (HalDrive *drive)
01186 {
01187     return drive->cdrom_caps;
01188 }
01189 
01190 unsigned int
01191 hal_drive_get_device_major (HalDrive *drive)
01192 {
01193     return drive->device_major;
01194 }
01195 
01196 unsigned int
01197 hal_drive_get_device_minor (HalDrive *drive)
01198 {
01199     return drive->device_minor;
01200 }
01201 
01202 const char *
01203 hal_drive_get_type_textual (HalDrive *drive)
01204 {
01205     return drive->type_textual;
01206 }
01207 
01208 const char *
01209 hal_drive_get_device_file (HalDrive *drive)
01210 {
01211     return drive->device_file;
01212 }
01213 
01214 const char *
01215 hal_drive_get_udi (HalDrive *drive)
01216 {
01217     return drive->udi;
01218 }
01219 
01220 const char *
01221 hal_drive_get_serial (HalDrive *drive)
01222 {
01223     return drive->serial;
01224 }
01225 
01226 const char *
01227 hal_drive_get_firmware_version (HalDrive *drive)
01228 {
01229     return drive->firmware_version;
01230 }
01231 
01232 const char *
01233 hal_drive_get_model (HalDrive *drive)
01234 {
01235     return drive->model;
01236 }
01237 
01238 const char *
01239 hal_drive_get_vendor (HalDrive *drive)
01240 {
01241     return drive->vendor;
01242 }
01243 
01244 /*****************************************************************************/
01245 
01246 const char *
01247 hal_volume_get_udi (HalVolume *volume)
01248 {
01249     return volume->udi;
01250 }
01251 
01252 const char *
01253 hal_volume_get_device_file (HalVolume *volume)
01254 {
01255     return volume->device_file;
01256 }
01257 
01258 unsigned int hal_volume_get_device_major (HalVolume *volume)
01259 {
01260     return volume->device_major;
01261 }
01262 
01263 unsigned int hal_volume_get_device_minor (HalVolume *volume)
01264 {
01265     return volume->device_minor;
01266 }
01267 
01268 const char *
01269 hal_volume_get_fstype (HalVolume *volume)
01270 {
01271     return volume->fstype;
01272 }
01273 
01274 const char *
01275 hal_volume_get_fsversion (HalVolume *volume)
01276 {
01277     return volume->fsversion;
01278 }
01279 
01280 HalVolumeUsage 
01281 hal_volume_get_fsusage (HalVolume *volume)
01282 {
01283     return volume->fsusage;
01284 }
01285 
01286 dbus_bool_t 
01287 hal_volume_is_mounted (HalVolume *volume)
01288 {
01289     return volume->is_mounted;
01290 }
01291 
01292 dbus_bool_t 
01293 hal_volume_is_partition (HalVolume *volume)
01294 {
01295     return volume->is_partition;
01296 }
01297 
01298 dbus_bool_t
01299 hal_volume_is_disc (HalVolume *volume)
01300 {
01301     return volume->is_disc;
01302 }
01303 
01304 unsigned int
01305 hal_volume_get_partition_number (HalVolume *volume)
01306 {
01307     return volume->partition_number;
01308 }
01309 
01310 const char *
01311 hal_volume_get_label (HalVolume *volume)
01312 {
01313     return volume->volume_label;
01314 }
01315 
01316 const char *
01317 hal_volume_get_mount_point (HalVolume *volume)
01318 {
01319     return volume->mount_point;
01320 }
01321 
01322 const char *
01323 hal_volume_get_uuid (HalVolume *volume)
01324 {
01325     return volume->uuid;
01326 }
01327 
01328 dbus_bool_t
01329 hal_volume_disc_has_audio (HalVolume *volume)
01330 {
01331     return volume->disc_has_audio;
01332 }
01333 
01334 dbus_bool_t
01335 hal_volume_disc_has_data (HalVolume *volume)
01336 {
01337     return volume->disc_has_data;
01338 }
01339 
01340 dbus_bool_t
01341 hal_volume_disc_is_blank (HalVolume *volume)
01342 {
01343     return volume->disc_is_blank;
01344 }
01345 
01346 dbus_bool_t
01347 hal_volume_disc_is_rewritable (HalVolume *volume)
01348 {
01349     return volume->disc_is_rewritable;
01350 }
01351 
01352 dbus_bool_t
01353 hal_volume_disc_is_appendable (HalVolume *volume)
01354 {
01355     return volume->disc_is_appendable;
01356 }
01357 
01358 HalVolumeDiscType
01359 hal_volume_get_disc_type (HalVolume *volume)
01360 {
01361     return volume->disc_type;
01362 }
01363 
01364 char ** 
01365 hal_drive_find_all_volumes (LibHalContext *hal_ctx, HalDrive *drive, int *num_volumes)
01366 {
01367     int i;
01368     char **udis;
01369     int num_udis;
01370     const char *drive_udi;
01371     char **result;
01372 
01373     udis = NULL;
01374     result = NULL;
01375     *num_volumes = 0;
01376 
01377     drive_udi = hal_drive_get_udi (drive);
01378     if (drive_udi == NULL)
01379         goto out;
01380 
01381     /* get initial list... */
01382     if ((udis = hal_manager_find_device_string_match (hal_ctx, "block.storage_device", 
01383                               drive_udi, &num_udis)) == NULL)
01384         goto out;
01385 
01386     result = malloc (sizeof (char *) * num_udis);
01387     if (result == NULL)
01388         goto out;
01389 
01390     /* ...and filter out the single UDI that is the drive itself */
01391     for (i = 0; i < num_udis; i++) {
01392         if (strcmp (udis[i], drive_udi) == 0)
01393             continue;
01394         result[*num_volumes] = strdup (udis[i]);
01395         *num_volumes = (*num_volumes) + 1;
01396     }
01397 
01398 out:
01399     hal_free_string_array (udis);
01400     return result;
01401 }
01402 
01403 /*************************************************************************/
01404 
01405 char *
01406 hal_drive_policy_default_get_mount_root (LibHalContext *hal_ctx)
01407 {
01408     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01409                            "storage.policy.default.mount_root");
01410 }
01411 
01412 dbus_bool_t
01413 hal_drive_policy_default_use_managed_keyword (LibHalContext *hal_ctx)
01414 {
01415     return hal_device_get_property_bool (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01416                          "storage.policy.default.use_managed_keyword");
01417 }
01418 
01419 char *
01420 hal_drive_policy_default_get_managed_keyword_primary (LibHalContext *hal_ctx)
01421 {
01422     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01423                            "storage.policy.default.managed_keyword.primary");
01424 }
01425 
01426 char *
01427 hal_drive_policy_default_get_managed_keyword_secondary (LibHalContext *hal_ctx)
01428 {
01429     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01430                            "storage.policy.default.managed_keyword.secondary");
01431 }
01432 
01433 /*************************************************************************/
01434 
01435 dbus_bool_t
01436 hal_drive_policy_is_mountable (HalDrive *drive, HalStoragePolicy *policy)
01437 {
01438     return drive->should_mount && drive->no_partitions_hint;
01439 }
01440 
01441 const char *
01442 hal_drive_policy_get_desired_mount_point (HalDrive *drive, HalStoragePolicy *policy)
01443 {
01444     return drive->desired_mount_point;
01445 }
01446 
01447 /* safely strcat() at most the remaining space in 'dst' */
01448 #define strcat_len(dst, src, dstmaxlen) do {    \
01449     dst[dstmaxlen - 1] = '\0'; \
01450     strncat (dst, src, dstmaxlen - strlen (dst) - 1); \
01451 } while(0)
01452 
01453 
01454 static void
01455 mopts_collect (LibHalContext *hal_ctx, const char *namespace, int namespace_len, 
01456            const char *udi, char *options_string, size_t options_max_len, dbus_bool_t only_collect_imply_opts)
01457 {
01458     LibHalPropertySet *properties;
01459     LibHalPropertySetIterator it;
01460 
01461     /* first collect from root computer device */
01462     properties = hal_device_get_all_properties (hal_ctx, udi);
01463     if (properties == NULL)
01464         goto error;
01465     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
01466         int type;
01467         char *key;
01468         
01469         type = hal_psi_get_type (&it);
01470         key = hal_psi_get_key (&it);
01471         if (hal_psi_get_type (&it) == DBUS_TYPE_BOOLEAN &&
01472             strncmp (key, namespace, namespace_len - 1) == 0) {
01473             const char *option = key + namespace_len - 1;
01474             char *location;
01475             dbus_bool_t is_imply_opt;
01476 
01477             is_imply_opt = FALSE;
01478             if (strcmp (option, "user") == 0 ||
01479                 strcmp (option, "users") == 0 ||
01480                 strcmp (option, "defaults") == 0 ||
01481                 strcmp (option, "pamconsole") == 0)
01482                 is_imply_opt = TRUE;
01483 
01484             
01485             if (only_collect_imply_opts) {
01486                 if (!is_imply_opt)
01487                     continue;
01488             } else {
01489                 if (is_imply_opt)
01490                     continue;
01491             }
01492 
01493             if (hal_psi_get_bool (&it)) {
01494                 /* see if option is already there */
01495                 location = strstr (options_string, option);
01496                 if (location == NULL) {
01497                     if (strlen (options_string) > 0)
01498                         strcat_len (options_string, ",", options_max_len);
01499                     strcat_len (options_string, option, options_max_len);
01500                 }
01501             } else {
01502                 /* remove option if already there */
01503                 location = strstr (options_string, option);
01504                 if (location != NULL) {
01505                     char *end;
01506 
01507                     end = strchr (location, ',');
01508                     if (end == NULL) {
01509                         location[0] = '\0';
01510                     } else {
01511                         strcpy (location, end + 1); /* skip the extra comma */
01512                     }
01513                 }
01514 
01515             }
01516         }
01517     }
01518 error:
01519     hal_free_property_set (properties);
01520 }
01521 
01522 
01523 const char *
01524 hal_drive_policy_get_mount_options (HalDrive *drive, HalStoragePolicy *policy)
01525 {
01526     const char *result;
01527     char stor_mount_option_default_begin[] = "storage.policy.default.mount_option.";
01528     char stor_mount_option_begin[] = "storage.policy.mount_option.";
01529 
01530     result = NULL;
01531     drive->mount_options[0] = '\0';
01532 
01533     /* collect options != ('pamconsole', 'user', 'users', 'defaults' options that imply other options)  */
01534     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01535                "/org/freedesktop/Hal/devices/computer", drive->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01536     mopts_collect (drive->hal_ctx, stor_mount_option_begin, sizeof (stor_mount_option_begin),
01537                drive->udi, drive->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01538     /* ensure ('pamconsole', 'user', 'users', 'defaults' options that imply other options), are first */
01539     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01540                "/org/freedesktop/Hal/devices/computer", drive->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01541     mopts_collect (drive->hal_ctx, stor_mount_option_begin, sizeof (stor_mount_option_begin),
01542                drive->udi, drive->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01543 
01544     result = drive->mount_options;
01545 
01546     return result;
01547 }
01548 
01549 const char *
01550 hal_drive_policy_get_mount_fs (HalDrive *drive, HalStoragePolicy *policy)
01551 {
01552     return drive->mount_filesystem;
01553 }
01554 
01555 
01556 dbus_bool_t
01557 hal_volume_policy_is_mountable (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01558 {
01559     return drive->should_mount && volume->should_mount;
01560 }
01561 
01562 const char *hal_volume_policy_get_desired_mount_point (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01563 {
01564     return volume->desired_mount_point;
01565 }
01566 
01567 const char *hal_volume_policy_get_mount_options (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01568 {
01569     const char *result;
01570     char stor_mount_option_default_begin[] = "storage.policy.default.mount_option.";
01571     char vol_mount_option_begin[] = "volume.policy.mount_option.";
01572 
01573     result = NULL;
01574     volume->mount_options[0] = '\0';
01575 
01576     /* ensure ('pamconsole', 'user', 'users', 'defaults' options that imply other options), are first */
01577     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01578                "/org/freedesktop/Hal/devices/computer", volume->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01579     mopts_collect (drive->hal_ctx, vol_mount_option_begin, sizeof (vol_mount_option_begin),
01580                volume->udi, volume->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01581     /* collect options != ('pamconsole', 'user', 'users', 'defaults' options that imply other options)  */
01582     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01583                "/org/freedesktop/Hal/devices/computer", volume->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01584     mopts_collect (drive->hal_ctx, vol_mount_option_begin, sizeof (vol_mount_option_begin),
01585                volume->udi, volume->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01586 
01587     result = volume->mount_options;
01588 
01589     return result;
01590 }
01591 
01592 const char *hal_volume_policy_get_mount_fs (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01593 {
01594     return volume->mount_filesystem;
01595 }
01596 
01597 dbus_bool_t       
01598 hal_drive_no_partitions_hint (HalDrive *drive)
01599 {
01600     return drive->no_partitions_hint;
01601 }
01602 

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