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libhal-storage.c

00001 /***************************************************************************
00002  * CVSID: $Id: libhal-storage.c,v 1.7 2004/10/14 18:37:28 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_CDROM)
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     /* bail out if we don't know the filesystem */
00596     if (fstype == NULL)
00597         goto out;
00598 
00599     /* blacklist fhs2.3 top level mount points */
00600     if (mount_point != NULL) {
00601         for (i = 0; fhs23_toplevel_mount_points[i] != NULL; i++) {
00602             if (strcmp (mount_point, fhs23_toplevel_mount_points[i]) == 0)
00603                 goto out;
00604         }
00605     }
00606 
00607     /* blacklist partitions with name 'bootstrap' of type HFS (Apple uses that) */
00608     if (label != NULL && strcmp (label, "bootstrap") == 0 && strcmp (fstype, "hfs") == 0)
00609         goto out;
00610 
00611     /* only the real lucky mount points will make it this far :-) */
00612     is_visible = TRUE;
00613 
00614 out:
00615     return is_visible;
00616 }
00617 
00618 /*************************************************************************/
00619 
00620 #define MOUNT_OPTIONS_SIZE 256
00621 
00622 struct HalDrive_s {
00623     char *udi;
00624 
00625     int device_major;
00626     int device_minor;
00627     char *device_file;
00628 
00629     HalDriveBus bus;
00630     char *vendor;             /* may be "", is never NULL */
00631     char *model;              /* may be "", is never NULL */
00632     dbus_bool_t is_hotpluggable;
00633     dbus_bool_t is_removable;
00634     dbus_bool_t requires_eject;
00635 
00636     HalDriveType type;
00637     char *type_textual;
00638 
00639     char *physical_device;  /* UDI of physical device, e.g. the 
00640                  * IDE, USB, IEEE1394 device */
00641 
00642     char *dedicated_icon_drive;
00643     char *dedicated_icon_volume;
00644 
00645     char *serial;
00646     char *firmware_version;
00647     HalDriveCdromCaps cdrom_caps;
00648 
00649     char *desired_mount_point;
00650     char *mount_filesystem;
00651     dbus_bool_t should_mount;
00652 
00653     dbus_bool_t no_partitions_hint;
00654 
00655     LibHalContext *hal_ctx;
00656 
00657     char mount_options[MOUNT_OPTIONS_SIZE];
00658 };
00659 
00660 struct HalVolume_s {
00661     char *udi;
00662 
00663     int device_major;
00664     int device_minor;
00665     char *device_file;
00666     char *volume_label; /* may be NULL, is never "" */
00667     dbus_bool_t is_mounted;
00668     char *mount_point;  /* NULL iff !is_mounted */
00669     char *fstype;       /* NULL iff !is_mounted or unknown */
00670     char *fsversion;
00671     char *uuid;
00672     char *storage_device;
00673 
00674     HalVolumeUsage fsusage;
00675 
00676     dbus_bool_t is_partition;
00677     unsigned int partition_number;
00678 
00679     int msdos_part_table_type;
00680     
00681 
00682     dbus_bool_t is_disc;
00683     HalVolumeDiscType disc_type;
00684     dbus_bool_t disc_has_audio;
00685     dbus_bool_t disc_has_data;
00686     dbus_bool_t disc_is_appendable;
00687     dbus_bool_t disc_is_blank;
00688     dbus_bool_t disc_is_rewritable;
00689 
00690     unsigned int block_size;
00691     unsigned int num_blocks;
00692 
00693     char *desired_mount_point;
00694     char *mount_filesystem;
00695     dbus_bool_t should_mount;
00696 
00697     char mount_options[MOUNT_OPTIONS_SIZE];
00698 };
00699 
00700 const char *
00701 hal_drive_get_dedicated_icon_drive (HalDrive *drive)
00702 {
00703     return drive->dedicated_icon_drive;
00704 }
00705 
00706 const char *
00707 hal_drive_get_dedicated_icon_volume (HalDrive *drive)
00708 {
00709     return drive->dedicated_icon_volume;
00710 }
00711 
00716 void
00717 hal_drive_free (HalDrive *drive)
00718 {
00719     if (drive == NULL )
00720         return;
00721 
00722     free (drive->udi);
00723     hal_free_string (drive->device_file);
00724     hal_free_string (drive->vendor);
00725     hal_free_string (drive->model);
00726     hal_free_string (drive->type_textual);
00727     hal_free_string (drive->physical_device);
00728     hal_free_string (drive->serial);
00729     hal_free_string (drive->firmware_version);
00730     hal_free_string (drive->desired_mount_point);
00731     hal_free_string (drive->mount_filesystem);
00732 }
00733 
00734 
00739 void
00740 hal_volume_free (HalVolume *vol)
00741 {
00742     if (vol == NULL )
00743         return;
00744 
00745     free (vol->udi);
00746     hal_free_string (vol->device_file);
00747     hal_free_string (vol->volume_label);
00748     hal_free_string (vol->fstype);
00749     hal_free_string (vol->mount_point);
00750     hal_free_string (vol->fsversion);
00751     hal_free_string (vol->uuid);
00752     hal_free_string (vol->desired_mount_point);
00753     hal_free_string (vol->mount_filesystem);
00754 }
00755 
00756 
00757 /* ok, hey, so this is a bit ugly */
00758 
00759 #define HAL_PROP_EXTRACT_BEGIN if (FALSE)
00760 #define HAL_PROP_EXTRACT_END ;
00761 #define HAL_PROP_EXTRACT_INT(_property_, _where_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_INT32) _where_ = hal_psi_get_int (&it)
00762 #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
00763 #define HAL_PROP_EXTRACT_BOOL(_property_, _where_) else if (strcmp (key, _property_) == 0 && type == DBUS_TYPE_BOOLEAN) _where_ = hal_psi_get_bool (&it)
00764 #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
00765 
00774 HalDrive *
00775 hal_drive_from_udi (LibHalContext *hal_ctx, const char *udi)
00776 {
00777     char *bus_textual;
00778     HalDrive *drive;
00779     LibHalPropertySet *properties;
00780     LibHalPropertySetIterator it;
00781 
00782     drive = NULL;
00783     properties = NULL;
00784     bus_textual = NULL;
00785 
00786     if (!hal_device_query_capability (hal_ctx, udi, "storage"))
00787         goto error;
00788 
00789     drive = malloc (sizeof (HalDrive));
00790     if (drive == NULL)
00791         goto error;
00792     memset (drive, 0x00, sizeof (HalDrive));
00793 
00794     drive->hal_ctx = hal_ctx;
00795 
00796     drive->udi = strdup (udi);
00797     if (drive->udi == NULL)
00798         goto error;
00799 
00800     properties = hal_device_get_all_properties (hal_ctx, udi);
00801     if (properties == NULL)
00802         goto error;
00803 
00804     /* we can count on hal to give us all these properties */
00805     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
00806         int type;
00807         char *key;
00808         
00809         type = hal_psi_get_type (&it);
00810         key = hal_psi_get_key (&it);
00811 
00812         HAL_PROP_EXTRACT_BEGIN;
00813 
00814         HAL_PROP_EXTRACT_INT    ("block.minor",               drive->device_minor);
00815         HAL_PROP_EXTRACT_INT    ("block.major",               drive->device_major);
00816         HAL_PROP_EXTRACT_STRING ("block.device",              drive->device_file);
00817         HAL_PROP_EXTRACT_STRING ("storage.bus",               bus_textual);
00818         HAL_PROP_EXTRACT_STRING ("storage.vendor",            drive->vendor);
00819         HAL_PROP_EXTRACT_STRING ("storage.model",             drive->model);
00820         HAL_PROP_EXTRACT_STRING ("storage.drive_type",        drive->type_textual);
00821 
00822 
00823         HAL_PROP_EXTRACT_STRING ("storage.icon.drive",        drive->dedicated_icon_drive);
00824         HAL_PROP_EXTRACT_STRING ("storage.icon.volume",       drive->dedicated_icon_volume);
00825 
00826         HAL_PROP_EXTRACT_BOOL   ("storage.hotpluggable",      drive->is_hotpluggable);
00827         HAL_PROP_EXTRACT_BOOL   ("storage.removable",         drive->is_removable);
00828         HAL_PROP_EXTRACT_BOOL   ("storage.requires_eject",    drive->requires_eject);
00829 
00830         HAL_PROP_EXTRACT_STRING ("storage.physical_device",   drive->physical_device);
00831         HAL_PROP_EXTRACT_STRING ("storage.firmware_version",  drive->firmware_version);
00832         HAL_PROP_EXTRACT_STRING ("storage.serial",            drive->serial);
00833 
00834         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.cdr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_CDR);
00835         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.cdrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_CDRW);
00836         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvd", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDROM);
00837         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdplusr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDPLUSR);
00838         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdplusrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDPLUSRW);
00839         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdr", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDR);
00840         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdrw", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDRW);
00841         HAL_PROP_EXTRACT_BOOL_BITFIELD ("storage.cdrom.dvdram", drive->cdrom_caps, HAL_DRIVE_CDROM_CAPS_DVDRAM);
00842 
00843         HAL_PROP_EXTRACT_BOOL   ("storage.policy.should_mount",        drive->should_mount);
00844         HAL_PROP_EXTRACT_STRING ("storage.policy.desired_mount_point", drive->desired_mount_point);
00845         HAL_PROP_EXTRACT_STRING ("storage.policy.mount_filesystem",    drive->mount_filesystem);
00846 
00847         HAL_PROP_EXTRACT_BOOL   ("storage.no_partitions_hint",        drive->no_partitions_hint);
00848 
00849         HAL_PROP_EXTRACT_END;
00850     }
00851 
00852     if (drive->type_textual != NULL) {
00853         if (strcmp (drive->type_textual, "cdrom") == 0) {
00854             drive->cdrom_caps |= HAL_DRIVE_CDROM_CAPS_CDROM;
00855             drive->type = HAL_DRIVE_TYPE_CDROM;
00856         } else if (strcmp (drive->type_textual, "floppy") == 0) {
00857             drive->type = HAL_DRIVE_TYPE_FLOPPY;
00858         } else if (strcmp (drive->type_textual, "disk") == 0) {
00859             if (drive->is_removable)
00860                 drive->type = HAL_DRIVE_TYPE_REMOVABLE_DISK;
00861             else
00862                 drive->type = HAL_DRIVE_TYPE_DISK;              
00863         } else if (strcmp (drive->type_textual, "tape") == 0) {
00864             drive->type = HAL_DRIVE_TYPE_TAPE;
00865         } else if (strcmp (drive->type_textual, "compact_flash") == 0) {
00866             drive->type = HAL_DRIVE_TYPE_COMPACT_FLASH;
00867         } else if (strcmp (drive->type_textual, "memory_stick") == 0) {
00868             drive->type = HAL_DRIVE_TYPE_MEMORY_STICK;
00869         } else if (strcmp (drive->type_textual, "smart_media") == 0) {
00870             drive->type = HAL_DRIVE_TYPE_SMART_MEDIA;
00871         } else if (strcmp (drive->type_textual, "sd_mmc") == 0) {
00872             drive->type = HAL_DRIVE_TYPE_SD_MMC;
00873         }
00874     }
00875 
00876     /* check if physical device is a camera or mp3 player */
00877     if (drive->physical_device != NULL) {
00878         char *category;
00879 
00880         category = hal_device_get_property_string (hal_ctx, drive->physical_device, "info.category");
00881         if (category != NULL) {
00882             if (strcmp (category, "portable_audio_player") == 0) {
00883                 drive->type = HAL_DRIVE_TYPE_PORTABLE_AUDIO_PLAYER;
00884             } else if (strcmp (category, "camera") == 0) {
00885                 drive->type = HAL_DRIVE_TYPE_CAMERA;
00886             }
00887 
00888             hal_free_string (category);
00889         }
00890     }
00891 
00892     if (bus_textual != NULL) {
00893         if (strcmp (bus_textual, "usb") == 0) {
00894             drive->bus = HAL_DRIVE_BUS_USB;
00895         } else if (strcmp (bus_textual, "ieee1394") == 0) {
00896             drive->bus = HAL_DRIVE_BUS_IEEE1394;
00897         } else if (strcmp (bus_textual, "ide") == 0) {
00898             drive->bus = HAL_DRIVE_BUS_IDE;
00899         } else if (strcmp (bus_textual, "scsi") == 0) {
00900             drive->bus = HAL_DRIVE_BUS_SCSI;
00901         }
00902     }
00903 
00904     hal_free_string (bus_textual);
00905     hal_free_property_set (properties);
00906 
00907     return drive;
00908 
00909 error:
00910     hal_free_string (bus_textual);
00911     hal_free_property_set (properties);
00912     hal_drive_free (drive);
00913     return NULL;
00914 }
00915 
00916 const char *
00917 hal_volume_get_storage_device_udi (HalVolume *volume)
00918 {
00919     return volume->storage_device;
00920 }
00921 
00922 const char *hal_drive_get_physical_device_udi (HalDrive *drive)
00923 {
00924     return drive->physical_device;
00925 }
00926 
00927 dbus_bool_t
00928 hal_drive_requires_eject (HalDrive *drive)
00929 {
00930     return drive->requires_eject;
00931 }
00932 
00941 HalVolume *
00942 hal_volume_from_udi (LibHalContext *hal_ctx, const char *udi)
00943 {
00944     char *disc_type_textual;
00945     HalVolume *vol;
00946     LibHalPropertySet *properties;
00947     LibHalPropertySetIterator it;
00948 
00949     vol = NULL;
00950     properties = NULL;
00951     disc_type_textual = NULL;
00952 
00953     if (!hal_device_query_capability (hal_ctx, udi, "volume"))
00954         goto error;
00955 
00956     vol = malloc (sizeof (HalVolume));
00957     if (vol == NULL)
00958         goto error;
00959     memset (vol, 0x00, sizeof (HalVolume));
00960 
00961     vol->udi = strdup (udi);
00962 
00963     properties = hal_device_get_all_properties (hal_ctx, udi);
00964     if (properties == NULL)
00965         goto error;
00966 
00967     /* we can count on hal to give us all these properties */
00968     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
00969         int type;
00970         char *key;
00971         
00972         type = hal_psi_get_type (&it);
00973         key = hal_psi_get_key (&it);
00974 
00975         HAL_PROP_EXTRACT_BEGIN;
00976 
00977         HAL_PROP_EXTRACT_INT    ("volume.partition.msdos_part_table_type", vol->msdos_part_table_type);
00978 
00979         HAL_PROP_EXTRACT_INT    ("block.minor",               vol->device_minor);
00980         HAL_PROP_EXTRACT_INT    ("block.major",               vol->device_major);
00981         HAL_PROP_EXTRACT_STRING ("block.device",              vol->device_file);
00982 
00983         HAL_PROP_EXTRACT_STRING ("block.storage_device",      vol->storage_device);
00984 
00985         HAL_PROP_EXTRACT_INT    ("volume.block_size",         vol->block_size);
00986         HAL_PROP_EXTRACT_INT    ("volume.num_blocks",         vol->num_blocks);
00987         HAL_PROP_EXTRACT_STRING ("volume.label",              vol->volume_label);
00988         HAL_PROP_EXTRACT_STRING ("volume.mount_point",        vol->mount_point);
00989         HAL_PROP_EXTRACT_STRING ("volume.fstype",             vol->fstype);
00990         HAL_PROP_EXTRACT_BOOL   ("volume.is_mounted",         vol->is_mounted);
00991 
00992         HAL_PROP_EXTRACT_BOOL   ("volume.is_disc",            vol->is_disc);
00993         HAL_PROP_EXTRACT_STRING ("volume.disc.type",          disc_type_textual);
00994         HAL_PROP_EXTRACT_BOOL   ("volume.disc.has_audio",     vol->disc_has_audio);
00995         HAL_PROP_EXTRACT_BOOL   ("volume.disc.has_data",      vol->disc_has_data);
00996         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_appendable", vol->disc_is_appendable);
00997         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_blank",      vol->disc_is_blank);
00998         HAL_PROP_EXTRACT_BOOL   ("volume.disc.is_rewritable", vol->disc_is_rewritable);
00999 
01000         HAL_PROP_EXTRACT_BOOL   ("volume.policy.should_mount",        vol->should_mount);
01001         HAL_PROP_EXTRACT_STRING ("volume.policy.desired_mount_point", vol->desired_mount_point);
01002         HAL_PROP_EXTRACT_STRING ("volume.policy.mount_filesystem",    vol->mount_filesystem);
01003 
01004         HAL_PROP_EXTRACT_END;
01005     }
01006 
01007     if (disc_type_textual != NULL) {
01008         if (strcmp (disc_type_textual, "cd_rom") == 0) {
01009             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDROM;
01010         } else if (strcmp (disc_type_textual, "cd_r") == 0) {
01011             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDR;
01012         } else if (strcmp (disc_type_textual, "cd_rw") == 0) {
01013             vol->disc_type = HAL_VOLUME_DISC_TYPE_CDRW;
01014         } else if (strcmp (disc_type_textual, "dvd_rom") == 0) {
01015             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDROM;
01016         } else if (strcmp (disc_type_textual, "dvd_ram") == 0) {
01017             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDRAM;
01018         } else if (strcmp (disc_type_textual, "dvd_r") == 0) {
01019             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDR;
01020         } else if (strcmp (disc_type_textual, "dvd_rw") == 0) {
01021             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDRW;
01022         } else if (strcmp (disc_type_textual, "dvd_plusr") == 0) {
01023             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDPLUSR;
01024         } else if (strcmp (disc_type_textual, "dvd_plusrw") == 0) {
01025             vol->disc_type = HAL_VOLUME_DISC_TYPE_DVDPLUSRW;
01026         }
01027     }
01028 
01029     hal_free_string (disc_type_textual);
01030     hal_free_property_set (properties);
01031     return vol;
01032 error:
01033     hal_free_string (disc_type_textual);
01034     hal_free_property_set (properties);
01035     hal_volume_free (vol);
01036     return NULL;
01037 }
01038 
01039 
01048 int
01049 hal_volume_get_msdos_part_table_type (HalVolume *volume)
01050 {
01051     return volume->msdos_part_table_type;
01052 }
01053 
01054 /***********************************************************************/
01055 
01063 HalDrive *
01064 hal_drive_from_device_file (LibHalContext *hal_ctx, const char *device_file)
01065 {
01066     int i;
01067     char **hal_udis;
01068     int num_hal_udis;
01069     HalDrive *result;
01070     char *found_udi;
01071 
01072     result = NULL;
01073     found_udi = NULL;
01074 
01075     if ((hal_udis = hal_manager_find_device_string_match (hal_ctx, "block.device", 
01076                                   device_file, &num_hal_udis)) == NULL)
01077         goto out;
01078 
01079     for (i = 0; i < num_hal_udis; i++) {
01080         char *udi;
01081         char *storage_udi;
01082         udi = hal_udis[i];
01083         if (hal_device_query_capability (hal_ctx, udi, "volume")) {
01084 
01085             storage_udi = hal_device_get_property_string (hal_ctx, udi, "block.storage_device");
01086             if (storage_udi == NULL)
01087                 continue;
01088             found_udi = strdup (storage_udi);
01089             hal_free_string (storage_udi);
01090             break;
01091         } else if (hal_device_query_capability (hal_ctx, udi, "storage")) {
01092             found_udi = strdup (udi);
01093         }
01094     }
01095 
01096     hal_free_string_array (hal_udis);
01097 
01098     if (found_udi != NULL)
01099         result = hal_drive_from_udi (hal_ctx, found_udi);
01100 
01101     free (found_udi);
01102 out:
01103     return result;
01104 }
01105 
01106 
01113 HalVolume *
01114 hal_volume_from_device_file (LibHalContext *hal_ctx, const char *device_file)
01115 {
01116     int i;
01117     char **hal_udis;
01118     int num_hal_udis;
01119     HalVolume *result;
01120     char *found_udi;
01121 
01122     result = NULL;
01123     found_udi = NULL;
01124 
01125     if ((hal_udis = hal_manager_find_device_string_match (hal_ctx, "block.device", 
01126                                   device_file, &num_hal_udis)) == NULL)
01127         goto out;
01128 
01129     for (i = 0; i < num_hal_udis; i++) {
01130         char *udi;
01131         udi = hal_udis[i];
01132         if (hal_device_query_capability (hal_ctx, udi, "volume")) {
01133             found_udi = strdup (udi);
01134             break;
01135         }
01136     }
01137 
01138     hal_free_string_array (hal_udis);
01139 
01140     if (found_udi != NULL)
01141         result = hal_volume_from_udi (hal_ctx, found_udi);
01142 
01143     free (found_udi);
01144 out:
01145     return result;
01146 }
01147 
01148 dbus_uint64_t
01149 hal_volume_get_size (HalVolume *volume)
01150 {
01151     return ((dbus_uint64_t)volume->block_size) * ((dbus_uint64_t)volume->num_blocks);
01152 }
01153 
01154 
01155 dbus_bool_t
01156 hal_drive_is_hotpluggable (HalDrive *drive)
01157 {
01158     return drive->is_hotpluggable;
01159 }
01160 
01161 dbus_bool_t
01162 hal_drive_uses_removable_media (HalDrive *drive)
01163 {
01164     return drive->is_removable;
01165 }
01166 
01167 HalDriveType
01168 hal_drive_get_type (HalDrive *drive)
01169 {
01170     return drive->type;
01171 }
01172 
01173 HalDriveBus
01174 hal_drive_get_bus (HalDrive *drive)
01175 {
01176     return drive->bus;
01177 }
01178 
01179 HalDriveCdromCaps
01180 hal_drive_get_cdrom_caps (HalDrive *drive)
01181 {
01182     return drive->cdrom_caps;
01183 }
01184 
01185 unsigned int
01186 hal_drive_get_device_major (HalDrive *drive)
01187 {
01188     return drive->device_major;
01189 }
01190 
01191 unsigned int
01192 hal_drive_get_device_minor (HalDrive *drive)
01193 {
01194     return drive->device_minor;
01195 }
01196 
01197 const char *
01198 hal_drive_get_type_textual (HalDrive *drive)
01199 {
01200     return drive->type_textual;
01201 }
01202 
01203 const char *
01204 hal_drive_get_device_file (HalDrive *drive)
01205 {
01206     return drive->device_file;
01207 }
01208 
01209 const char *
01210 hal_drive_get_udi (HalDrive *drive)
01211 {
01212     return drive->udi;
01213 }
01214 
01215 const char *
01216 hal_drive_get_serial (HalDrive *drive)
01217 {
01218     return drive->serial;
01219 }
01220 
01221 const char *
01222 hal_drive_get_firmware_version (HalDrive *drive)
01223 {
01224     return drive->firmware_version;
01225 }
01226 
01227 const char *
01228 hal_drive_get_model (HalDrive *drive)
01229 {
01230     return drive->model;
01231 }
01232 
01233 const char *
01234 hal_drive_get_vendor (HalDrive *drive)
01235 {
01236     return drive->vendor;
01237 }
01238 
01239 /*****************************************************************************/
01240 
01241 const char *
01242 hal_volume_get_udi (HalVolume *volume)
01243 {
01244     return volume->udi;
01245 }
01246 
01247 const char *
01248 hal_volume_get_device_file (HalVolume *volume)
01249 {
01250     return volume->device_file;
01251 }
01252 
01253 unsigned int hal_volume_get_device_major (HalVolume *volume)
01254 {
01255     return volume->device_major;
01256 }
01257 
01258 unsigned int hal_volume_get_device_minor (HalVolume *volume)
01259 {
01260     return volume->device_minor;
01261 }
01262 
01263 const char *
01264 hal_volume_get_fstype (HalVolume *volume)
01265 {
01266     return volume->fstype;
01267 }
01268 
01269 const char *
01270 hal_volume_get_fsversion (HalVolume *volume)
01271 {
01272     return volume->fsversion;
01273 }
01274 
01275 HalVolumeUsage 
01276 hal_volume_get_fsusage (HalVolume *volume)
01277 {
01278     return volume->fsusage;
01279 }
01280 
01281 dbus_bool_t 
01282 hal_volume_is_mounted (HalVolume *volume)
01283 {
01284     return volume->is_mounted;
01285 }
01286 
01287 dbus_bool_t 
01288 hal_volume_is_partition (HalVolume *volume)
01289 {
01290     return volume->is_partition;
01291 }
01292 
01293 dbus_bool_t
01294 hal_volume_is_disc (HalVolume *volume)
01295 {
01296     return volume->is_disc;
01297 }
01298 
01299 unsigned int
01300 hal_volume_get_partition_number (HalVolume *volume)
01301 {
01302     return volume->partition_number;
01303 }
01304 
01305 const char *
01306 hal_volume_get_label (HalVolume *volume)
01307 {
01308     return volume->volume_label;
01309 }
01310 
01311 const char *
01312 hal_volume_get_mount_point (HalVolume *volume)
01313 {
01314     return volume->mount_point;
01315 }
01316 
01317 const char *
01318 hal_volume_get_uuid (HalVolume *volume)
01319 {
01320     return volume->uuid;
01321 }
01322 
01323 dbus_bool_t
01324 hal_volume_disc_has_audio (HalVolume *volume)
01325 {
01326     return volume->disc_has_audio;
01327 }
01328 
01329 dbus_bool_t
01330 hal_volume_disc_has_data (HalVolume *volume)
01331 {
01332     return volume->disc_has_data;
01333 }
01334 
01335 dbus_bool_t
01336 hal_volume_disc_is_blank (HalVolume *volume)
01337 {
01338     return volume->disc_is_blank;
01339 }
01340 
01341 dbus_bool_t
01342 hal_volume_disc_is_rewritable (HalVolume *volume)
01343 {
01344     return volume->disc_is_rewritable;
01345 }
01346 
01347 dbus_bool_t
01348 hal_volume_disc_is_appendable (HalVolume *volume)
01349 {
01350     return volume->disc_is_appendable;
01351 }
01352 
01353 HalVolumeDiscType
01354 hal_volume_get_disc_type (HalVolume *volume)
01355 {
01356     return volume->disc_type;
01357 }
01358 
01359 char ** 
01360 hal_drive_find_all_volumes (LibHalContext *hal_ctx, HalDrive *drive, int *num_volumes)
01361 {
01362     int i;
01363     char **udis;
01364     int num_udis;
01365     const char *drive_udi;
01366     char **result;
01367 
01368     udis = NULL;
01369     result = NULL;
01370     *num_volumes = 0;
01371 
01372     drive_udi = hal_drive_get_udi (drive);
01373     if (drive_udi == NULL)
01374         goto out;
01375 
01376     /* get initial list... */
01377     if ((udis = hal_manager_find_device_string_match (hal_ctx, "block.storage_device", 
01378                               drive_udi, &num_udis)) == NULL)
01379         goto out;
01380 
01381     result = malloc (sizeof (char *) * num_udis);
01382     if (result == NULL)
01383         goto out;
01384 
01385     /* ...and filter out the single UDI that is the drive itself */
01386     for (i = 0; i < num_udis; i++) {
01387         if (strcmp (udis[i], drive_udi) == 0)
01388             continue;
01389         result[*num_volumes] = strdup (udis[i]);
01390         *num_volumes = (*num_volumes) + 1;
01391     }
01392 
01393 out:
01394     hal_free_string_array (udis);
01395     return result;
01396 }
01397 
01398 /*************************************************************************/
01399 
01400 char *
01401 hal_drive_policy_default_get_mount_root (LibHalContext *hal_ctx)
01402 {
01403     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01404                            "storage.policy.default.mount_root");
01405 }
01406 
01407 dbus_bool_t
01408 hal_drive_policy_default_use_managed_keyword (LibHalContext *hal_ctx)
01409 {
01410     return hal_device_get_property_bool (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01411                          "storage.policy.default.use_managed_keyword");
01412 }
01413 
01414 char *
01415 hal_drive_policy_default_get_managed_keyword_primary (LibHalContext *hal_ctx)
01416 {
01417     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01418                            "storage.policy.default.managed_keyword.primary");
01419 }
01420 
01421 char *
01422 hal_drive_policy_default_get_managed_keyword_secondary (LibHalContext *hal_ctx)
01423 {
01424     return hal_device_get_property_string (hal_ctx, "/org/freedesktop/Hal/devices/computer",
01425                            "storage.policy.default.managed_keyword.secondary");
01426 }
01427 
01428 /*************************************************************************/
01429 
01430 dbus_bool_t
01431 hal_drive_policy_is_mountable (HalDrive *drive, HalStoragePolicy *policy)
01432 {
01433     return drive->should_mount && drive->no_partitions_hint;
01434 }
01435 
01436 const char *
01437 hal_drive_policy_get_desired_mount_point (HalDrive *drive, HalStoragePolicy *policy)
01438 {
01439     return drive->desired_mount_point;
01440 }
01441 
01442 /* safely strcat() at most the remaining space in 'dst' */
01443 #define strcat_len(dst, src, dstmaxlen) do {    \
01444     dst[dstmaxlen - 1] = '\0'; \
01445     strncat (dst, src, dstmaxlen - strlen (dst) - 1); \
01446 } while(0)
01447 
01448 
01449 static void
01450 mopts_collect (LibHalContext *hal_ctx, const char *namespace, int namespace_len, 
01451            const char *udi, char *options_string, size_t options_max_len, dbus_bool_t only_collect_imply_opts)
01452 {
01453     LibHalPropertySet *properties;
01454     LibHalPropertySetIterator it;
01455 
01456     /* first collect from root computer device */
01457     properties = hal_device_get_all_properties (hal_ctx, udi);
01458     if (properties == NULL)
01459         goto error;
01460     for (hal_psi_init (&it, properties); hal_psi_has_more (&it); hal_psi_next (&it)) {
01461         int type;
01462         char *key;
01463         
01464         type = hal_psi_get_type (&it);
01465         key = hal_psi_get_key (&it);
01466         if (hal_psi_get_type (&it) == DBUS_TYPE_BOOLEAN && hal_psi_get_bool (&it) &&
01467             strncmp (key, namespace, namespace_len - 1) == 0) {
01468             const char *option = key + namespace_len - 1;
01469             char *location;
01470             dbus_bool_t is_imply_opt;
01471 
01472             is_imply_opt = FALSE;
01473             if (strcmp (option, "user") == 0 ||
01474                 strcmp (option, "users") == 0 ||
01475                 strcmp (option, "defaults") == 0 ||
01476                 strcmp (option, "pamconsole"))
01477                 is_imply_opt = TRUE;
01478 
01479             if (only_collect_imply_opts) {
01480                 if (!is_imply_opt)
01481                     continue;
01482             } else {
01483                 if (is_imply_opt)
01484                     continue;
01485             }
01486 
01487             /* see if option is already there */
01488             location = strstr (options_string, option);
01489             if (location == NULL) {
01490                 if (strlen (options_string) > 0)
01491                     strcat_len (options_string, ",", options_max_len);
01492                 strcat_len (options_string, option, options_max_len);
01493             }
01494         }
01495     }
01496 error:
01497     hal_free_property_set (properties);
01498 }
01499 
01500 
01501 const char *
01502 hal_drive_policy_get_mount_options (HalDrive *drive, HalStoragePolicy *policy)
01503 {
01504     const char *result;
01505     char stor_mount_option_default_begin[] = "storage.policy.default.mount_option.";
01506     char stor_mount_option_begin[] = "storage.policy.mount_option.";
01507 
01508     result = NULL;
01509     drive->mount_options[0] = '\0';
01510 
01511     /* collect options != ('pamconsole', 'user', 'users', 'defaults' options that imply other options)  */
01512     mopts_collect (drive->hal_ctx, stor_mount_option_begin, sizeof (stor_mount_option_begin),
01513                drive->udi, drive->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01514     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01515                "/org/freedesktop/Hal/devices/computer", drive->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01516     /* ensure ('pamconsole', 'user', 'users', 'defaults' options that imply other options), are first */
01517     mopts_collect (drive->hal_ctx, stor_mount_option_begin, sizeof (stor_mount_option_begin),
01518                drive->udi, drive->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01519     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01520                "/org/freedesktop/Hal/devices/computer", drive->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01521 
01522     result = drive->mount_options;
01523 
01524     return result;
01525 }
01526 
01527 const char *
01528 hal_drive_policy_get_mount_fs (HalDrive *drive, HalStoragePolicy *policy)
01529 {
01530     return drive->mount_filesystem;
01531 }
01532 
01533 
01534 dbus_bool_t
01535 hal_volume_policy_is_mountable (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01536 {
01537     return drive->should_mount && volume->should_mount;
01538 }
01539 
01540 const char *hal_volume_policy_get_desired_mount_point (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01541 {
01542     return volume->desired_mount_point;
01543 }
01544 
01545 const char *hal_volume_policy_get_mount_options (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01546 {
01547     const char *result;
01548     char stor_mount_option_default_begin[] = "storage.policy.default.mount_option.";
01549     char vol_mount_option_begin[] = "volume.policy.mount_option.";
01550 
01551     result = NULL;
01552     volume->mount_options[0] = '\0';
01553 
01554     /* collect options != ('pamconsole', 'user', 'users', 'defaults' options that imply other options)  */
01555     mopts_collect (drive->hal_ctx, vol_mount_option_begin, sizeof (vol_mount_option_begin),
01556                volume->udi, volume->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01557     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01558                "/org/freedesktop/Hal/devices/computer", volume->mount_options, MOUNT_OPTIONS_SIZE, FALSE);
01559     /* ensure ('pamconsole', 'user', 'users', 'defaults' options that imply other options), are first */
01560     mopts_collect (drive->hal_ctx, vol_mount_option_begin, sizeof (vol_mount_option_begin),
01561                volume->udi, volume->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01562     mopts_collect (drive->hal_ctx, stor_mount_option_default_begin, sizeof (stor_mount_option_default_begin),
01563                "/org/freedesktop/Hal/devices/computer", volume->mount_options, MOUNT_OPTIONS_SIZE, TRUE);
01564 
01565     result = volume->mount_options;
01566 
01567     return result;
01568 }
01569 
01570 const char *hal_volume_policy_get_mount_fs (HalDrive *drive, HalVolume *volume, HalStoragePolicy *policy)
01571 {
01572     return volume->mount_filesystem;
01573 }
01574 
01575 dbus_bool_t       
01576 hal_drive_no_partitions_hint (HalDrive *drive)
01577 {
01578     return drive->no_partitions_hint;
01579 }
01580 

Generated on Thu Oct 28 12:45:03 2004 for HAL by  doxygen 1.3.9.1