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      1 /* ----------------------------------------------------------------------- *
      2  *
      3  *   Copyright 2009 Erwan Velu - All Rights Reserved
      4  *
      5  *   Permission is hereby granted, free of charge, to any person
      6  *   obtaining a copy of this software and associated documentation
      7  *   files (the "Software"), to deal in the Software without
      8  *   restriction, including without limitation the rights to use,
      9  *   copy, modify, merge, publish, distribute, sublicense, and/or
     10  *   sell copies of the Software, and to permit persons to whom
     11  *   the Software is furnished to do so, subject to the following
     12  *   conditions:
     13  *
     14  *   The above copyright notice and this permission notice shall
     15  *   be included in all copies or substantial portions of the Software.
     16  *
     17  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     18  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
     19  *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
     20  *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
     21  *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
     22  *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     23  *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
     24  *   OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  * -----------------------------------------------------------------------
     27  */
     28 
     29 #include <stdlib.h>
     30 
     31 #include "hdt-menu.h"
     32 #include "hdt-util.h"
     33 
     34 static int dn;
     35 
     36 static void show_partition_information(struct driveinfo *drive_info,
     37 				       struct part_entry *ptab __unused,
     38 				       int partition_offset __unused,
     39 				       int nb_partitions_seen)
     40 {
     41     char menu_title[MENULEN + 1];
     42     char menu_title_ref[MENULEN + 1];
     43 
     44     if (nb_partitions_seen == 1)
     45 	add_sep();
     46 
     47     memset(menu_title, 0, sizeof menu_title);
     48     memset(menu_title_ref, 0, sizeof menu_title_ref);
     49     snprintf(menu_title_ref, sizeof menu_title_ref, "disk_%x_part_%d",
     50 	     drive_info[dn].disk, nb_partitions_seen);
     51     snprintf(menu_title, sizeof menu_title, "Partition %d", nb_partitions_seen);
     52 
     53     add_item(menu_title,
     54 	     "Partition information (start, end, length, type, ...)",
     55 	     OPT_SUBMENU, menu_title_ref, 0);
     56 }
     57 
     58 /**
     59  * compute_partition_information - print information about a partition
     60  * @ptab:       part_entry describing the partition
     61  * @i:          Partition number (UI purposes only)
     62  * @ptab_root:  part_entry describing the root partition (extended only)
     63  * @drive_info: driveinfo struct describing the drive on which the partition
     64  *              is
     65  *
     66  * Note on offsets (from hpa, see chain.c32):
     67  *
     68  *  To make things extra confusing: data partition offsets are relative to where
     69  *  the data partition record is stored, whereas extended partition offsets
     70  *  are relative to the beginning of the extended partition all the way back
     71  *  at the MBR... but still not absolute!
     72  **/
     73 static void compute_partition_information(struct driveinfo *drive_info,
     74 					  struct part_entry *ptab,
     75 					  int partition_offset,
     76 					  int nb_partitions_seen)
     77 {
     78     char size[11];
     79     char bootloader_name[9];
     80     char *parttype;
     81     unsigned int start, end;
     82     char buffer[SUBMENULEN + 1];
     83     char statbuffer[STATLEN + 1];
     84     char menu_title[MENULEN + 1];
     85     char menu_title_ref[MENULEN + 1];
     86 
     87     memset(buffer, 0, sizeof buffer);
     88     memset(statbuffer, 0, sizeof statbuffer);
     89     memset(menu_title, 0, sizeof menu_title);
     90     memset(menu_title_ref, 0, sizeof menu_title_ref);
     91     snprintf(menu_title_ref, sizeof menu_title_ref, "disk_%x_part_%d",
     92 	     drive_info[dn].disk, nb_partitions_seen);
     93     snprintf(menu_title, sizeof menu_title, "Partition %d", nb_partitions_seen);
     94 
     95     add_named_menu(menu_title_ref, menu_title, -1);
     96     set_menu_pos(SUBMENU_Y, SUBMENU_X);
     97 
     98     start = partition_offset;
     99     end = start + ptab->length - 1;
    100 
    101     if (ptab->length > 0)
    102 	sectors_to_size(ptab->length, size);
    103     else
    104 	memset(size, 0, sizeof size);
    105 
    106     get_label(ptab->ostype, &parttype);
    107 
    108     snprintf(buffer, sizeof buffer, "Size        : %s", remove_spaces(size));
    109     snprintf(statbuffer, sizeof statbuffer, "Size : %s", remove_spaces(size));
    110     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    111 
    112     snprintf(buffer, sizeof buffer, "Type        : %s", parttype);
    113     snprintf(statbuffer, sizeof statbuffer, "Type: %s", parttype);
    114     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    115 
    116     if (get_bootloader_string(drive_info, ptab, bootloader_name, 9) == 0) {
    117 	snprintf(buffer, sizeof buffer, "Bootloader  : %s", bootloader_name);
    118 	snprintf(statbuffer, sizeof statbuffer, "Bootloader: %s",
    119 		 bootloader_name);
    120 	add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    121     }
    122 
    123     snprintf(buffer, sizeof buffer, "Boot Flag   : %s",
    124 	     (ptab->active_flag == 0x80) ? "Yes" : "No");
    125     snprintf(statbuffer, sizeof statbuffer, "Boot Flag: %s",
    126 	     (ptab->active_flag == 0x80) ? "Yes" : "No");
    127     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    128 
    129     snprintf(buffer, sizeof buffer, "Start       : %d", start);
    130     snprintf(statbuffer, sizeof statbuffer, "Start: %d", start);
    131     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    132 
    133     snprintf(buffer, sizeof buffer, "End         : %d", end);
    134     snprintf(statbuffer, sizeof statbuffer, "End: %d", end);
    135     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    136 
    137     snprintf(buffer, sizeof buffer, "Id          : %X", ptab->ostype);
    138     snprintf(statbuffer, sizeof statbuffer, "Id: %X", ptab->ostype);
    139     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    140 
    141     free(parttype);
    142 
    143     /* Extra info */
    144     if (ptab->ostype == 0x82 && swsusp_check(drive_info, ptab) != -1) {
    145 	snprintf(buffer, sizeof buffer, "%s", "Swsusp sig  : detected");
    146 	snprintf(statbuffer, sizeof statbuffer, "%s", "Swsusp sig  : detected");
    147 	add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    148     }
    149 }
    150 
    151 /* Compute the disk submenu */
    152 static int compute_disk_module(struct s_my_menu *menu, int nb_sub_disk_menu,
    153 			       const struct s_hardware *hardware,
    154 			       int disk_number)
    155 {
    156     char buffer[MENULEN + 1];
    157     char statbuffer[STATLEN + 1];
    158     char mbr_name[50];
    159     struct driveinfo *d = (struct driveinfo *)hardware->disk_info;
    160 
    161     snprintf(buffer, sizeof buffer, " Disk <0x%X> (EDD %X)",
    162 	     d[disk_number].disk, d[disk_number].edd_version);
    163     menu[nb_sub_disk_menu].menu = add_menu(buffer, -1);
    164     menu[nb_sub_disk_menu].items_count = 0;
    165 
    166     int previous_size, size;
    167     char previous_unit[3], unit[3];	// GB
    168     char size_iec[11];		// GiB
    169     char size_dec[11];		// GB
    170     sectors_to_size_dec(previous_unit, &previous_size, unit, &size,
    171 			d[disk_number].edd_params.sectors);
    172     sectors_to_size(d[disk_number].edd_params.sectors, size_iec);
    173     sectors_to_size_dec2(d[disk_number].edd_params.sectors, size_dec);
    174 
    175     snprintf(buffer, sizeof buffer, "Size              : %s/%s (%d %s)",
    176 	     remove_spaces(size_iec), remove_spaces(size_dec), previous_size,
    177 	     previous_unit);
    178     snprintf(statbuffer, sizeof statbuffer, "Size: %s/%s (%d %s)",
    179 	     remove_spaces(size_iec), remove_spaces(size_dec), previous_size,
    180 	     previous_unit);
    181     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    182     menu[nb_sub_disk_menu].items_count++;
    183 
    184     /* Do not print Host Bus & Interface if EDD isn't 3.0 or more */
    185     if (d[disk_number].edd_version >= 0x30) {
    186 	snprintf(buffer, sizeof buffer, "Host Bus/Interface: %s / %s",
    187 		 remove_spaces((char *)d[disk_number].edd_params.host_bus_type),
    188 		 d[disk_number].edd_params.interface_type);
    189 	snprintf(statbuffer, sizeof statbuffer, "Host Bus / Interface: %s / %s",
    190 		 remove_spaces((char *)d[disk_number].edd_params.host_bus_type),
    191 		 d[disk_number].edd_params.interface_type);
    192 	add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    193 	menu[nb_sub_disk_menu].items_count++;
    194     }
    195 
    196     snprintf(buffer, sizeof buffer, "C / H / S         : %d / %d / %d",
    197 	     d[disk_number].legacy_max_cylinder + 1,
    198 	     d[disk_number].legacy_max_head + 1,
    199 	     (int)d[disk_number].edd_params.sectors);
    200     snprintf(statbuffer, sizeof statbuffer,
    201 	     "Cylinders / Heads / Sectors: %d / %d / %d",
    202 	     d[disk_number].legacy_max_cylinder + 1,
    203 	     d[disk_number].legacy_max_head + 1,
    204 	     (int)d[disk_number].edd_params.sectors);
    205     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    206     menu[nb_sub_disk_menu].items_count++;
    207 
    208     snprintf(buffer, sizeof buffer, "Sectors/Track     : %d",
    209 	     d[disk_number].legacy_sectors_per_track);
    210     snprintf(statbuffer, sizeof statbuffer, "Sectors per Track: %d",
    211 	     d[disk_number].legacy_sectors_per_track);
    212     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    213     menu[nb_sub_disk_menu].items_count++;
    214 
    215     get_mbr_string(hardware->mbr_ids[disk_number], &mbr_name, 50);
    216 
    217     snprintf(buffer, sizeof buffer, "MBR               : %s (0x%X)",
    218 	     remove_spaces(mbr_name), hardware->mbr_ids[disk_number]);
    219     snprintf(statbuffer, sizeof statbuffer, "MBR: %s (id 0x%X)",
    220 	     remove_spaces(mbr_name), hardware->mbr_ids[disk_number]);
    221     add_item(buffer, statbuffer, OPT_INACTIVE, NULL, 0);
    222     menu[nb_sub_disk_menu].items_count++;
    223 
    224     dn = disk_number;
    225 
    226     parse_partition_table(&d[disk_number], &show_partition_information);
    227     if (!parse_partition_table(&d[disk_number], &compute_partition_information)) {
    228 	get_error("parse_partition_table");
    229 	menu[nb_sub_disk_menu].items_count++;
    230     }
    231 
    232     return 0;
    233 }
    234 
    235 /* Compute the Disks menu */
    236 void compute_disks(struct s_hdt_menu *menu, struct s_hardware *hardware)
    237 {
    238     char buffer[MENULEN + 1];
    239     int nb_sub_disk_menu = 0;
    240 
    241     /* No need to compute that menu if no disks were detected */
    242     menu->disk_menu.items_count = 0;
    243     if (hardware->disks_count == 0)
    244 	return;
    245 
    246     for (int drive = 0x80; drive < 0xff; drive++) {
    247 	if (!hardware->disk_info[drive - 0x80].cbios)
    248 	    continue;		/* Invalid geometry */
    249 	compute_disk_module
    250 	    ((struct s_my_menu *)&(menu->disk_sub_menu), nb_sub_disk_menu,
    251 	     hardware, drive - 0x80);
    252 	nb_sub_disk_menu++;
    253     }
    254 
    255     menu->disk_menu.menu = add_menu(" Disks ", -1);
    256 
    257     for (int i = 0; i < nb_sub_disk_menu; i++) {
    258 	snprintf(buffer, sizeof buffer, " Disk <%d> ", i + 1);
    259 	add_item(buffer, "Disk", OPT_SUBMENU, NULL,
    260 		 menu->disk_sub_menu[i].menu);
    261 	menu->disk_menu.items_count++;
    262     }
    263     printf("MENU: Disks menu done (%d items)\n", menu->disk_menu.items_count);
    264 }
    265