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freebsd/usr.sbin/sade/label.c
John Baldwin fcb7c05133 - Support MBR boot loaders that are larger than one sector size. 
- Axe the 1024 cylinder checks as they are no longer relevant.
2000-07-12 18:08:27 +00:00

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/*
* The new sysinstall program.
*
* This is probably the last program in the `sysinstall' line - the next
* generation being essentially a complete rewrite.
*
* $FreeBSD$
*
* Copyright (c) 1995
* Jordan Hubbard. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer,
* verbatim and that no modifications are made prior to this
* point in the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY JORDAN HUBBARD ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL JORDAN HUBBARD OR HIS PETS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, LIFE OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include "sysinstall.h"
#include <ctype.h>
#include <sys/disklabel.h>
#include <sys/param.h>
#include <sys/sysctl.h>
/*
* Everything to do with editing the contents of disk labels.
*/
/* A nice message we use a lot in the disklabel editor */
#define MSG_NOT_APPLICABLE "That option is not applicable here"
/* Where to start printing the freebsd slices */
#define CHUNK_SLICE_START_ROW 2
#define CHUNK_PART_START_ROW 11
/* The smallest filesystem we're willing to create */
#define FS_MIN_SIZE ONE_MEG
/* The smallest root filesystem we're willing to create */
#ifdef __alpha__
#define ROOT_MIN_SIZE 40
#else
#define ROOT_MIN_SIZE 30
#endif
/* The default root filesystem size */
#ifdef __alpha__
#define ROOT_DEFAULT_SIZE 70
#else
#define ROOT_DEFAULT_SIZE 50
#endif
/* The smallest swap partition we want to create by default */
#define SWAP_MIN_SIZE 32
/* The smallest /usr partition we're willing to create by default */
#define USR_MIN_SIZE 80
/* The smallest /var partition we're willing to create by default */
#define VAR_MIN_SIZE 20
/* The bottom-most row we're allowed to scribble on */
#define CHUNK_ROW_MAX 16
/* All the chunks currently displayed on the screen */
static struct {
struct chunk *c;
PartType type;
} label_chunk_info[MAX_CHUNKS + 1];
static int here;
/*** with this value we try to track the most recently added label ***/
static int label_focus = 0, pslice_focus = 0;
static int diskLabel(Device *dev);
static int diskLabelNonInteractive(Device *dev);
static int
labelHook(dialogMenuItem *selected)
{
Device **devs = NULL;
devs = deviceFind(selected->prompt, DEVICE_TYPE_DISK);
if (!devs) {
msgConfirm("Unable to find disk %s!", selected->prompt);
return DITEM_FAILURE;
}
/* Toggle enabled status? */
if (!devs[0]->enabled) {
devs[0]->enabled = TRUE;
diskLabel(devs[0]);
}
else
devs[0]->enabled = FALSE;
return DITEM_SUCCESS;
}
static int
labelCheck(dialogMenuItem *selected)
{
Device **devs = NULL;
devs = deviceFind(selected->prompt, DEVICE_TYPE_DISK);
if (!devs || devs[0]->enabled == FALSE)
return FALSE;
return TRUE;
}
int
diskLabelEditor(dialogMenuItem *self)
{
DMenu *menu;
Device **devs;
int i, cnt;
i = 0;
cnt = diskGetSelectCount(&devs);
if (cnt == -1) {
msgConfirm("No disks found! Please verify that your disk controller is being\n"
"properly probed at boot time. See the Hardware Guide on the\n"
"Documentation menu for clues on diagnosing this type of problem.");
return DITEM_FAILURE;
}
else if (cnt) {
/* Some are already selected */
if (variable_get(VAR_NONINTERACTIVE))
i = diskLabelNonInteractive(NULL);
else
i = diskLabel(NULL);
}
else {
/* No disks are selected, fall-back case now */
cnt = deviceCount(devs);
if (cnt == 1) {
devs[0]->enabled = TRUE;
if (variable_get(VAR_NONINTERACTIVE))
i = diskLabelNonInteractive(devs[0]);
else
i = diskLabel(devs[0]);
}
else {
menu = deviceCreateMenu(&MenuDiskDevices, DEVICE_TYPE_DISK, labelHook, labelCheck);
if (!menu) {
msgConfirm("No devices suitable for installation found!\n\n"
"Please verify that your disk controller (and attached drives)\n"
"were detected properly. This can be done by pressing the\n"
"[Scroll Lock] key and using the Arrow keys to move back to\n"
"the boot messages. Press [Scroll Lock] again to return.");
i = DITEM_FAILURE;
}
else {
i = dmenuOpenSimple(menu, FALSE) ? DITEM_SUCCESS : DITEM_FAILURE;
free(menu);
}
}
}
if (DITEM_STATUS(i) != DITEM_FAILURE) {
char *cp;
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
}
return i;
}
int
diskLabelCommit(dialogMenuItem *self)
{
char *cp;
int i;
/* Already done? */
if ((cp = variable_get(DISK_LABELLED)) && strcmp(cp, "yes"))
i = DITEM_SUCCESS;
else if (!cp) {
msgConfirm("You must assign disk labels before this option can be used.");
i = DITEM_FAILURE;
}
/* The routine will guard against redundant writes, just as this one does */
else if (DITEM_STATUS(diskPartitionWrite(self)) != DITEM_SUCCESS)
i = DITEM_FAILURE;
else if (DITEM_STATUS(installFilesystems(self)) != DITEM_SUCCESS)
i = DITEM_FAILURE;
else {
msgInfo("All filesystem information written successfully.");
variable_set2(DISK_LABELLED, "written", 0);
i = DITEM_SUCCESS;
}
return i;
}
/* See if we're already using a desired partition name */
static Boolean
check_conflict(char *name)
{
int i;
for (i = 0; label_chunk_info[i].c; i++)
if ((label_chunk_info[i].type == PART_FILESYSTEM || label_chunk_info[i].type == PART_FAT)
&& label_chunk_info[i].c->private_data
&& !strcmp(((PartInfo *)label_chunk_info[i].c->private_data)->mountpoint, name))
return TRUE;
return FALSE;
}
/* How much space is in this FreeBSD slice? */
static int
space_free(struct chunk *c)
{
struct chunk *c1;
int sz = c->size;
for (c1 = c->part; c1; c1 = c1->next) {
if (c1->type != unused)
sz -= c1->size;
}
if (sz < 0)
msgFatal("Partitions are larger than actual chunk??");
return sz;
}
/* Snapshot the current situation into the displayed chunks structure */
static void
record_label_chunks(Device **devs, Device *dev)
{
int i, j, p;
struct chunk *c1, *c2;
Disk *d;
j = p = 0;
/* First buzz through and pick up the FreeBSD slices */
for (i = 0; devs[i]; i++) {
if ((dev && devs[i] != dev) || !devs[i]->enabled)
continue;
d = (Disk *)devs[i]->private;
if (!d->chunks)
msgFatal("No chunk list found for %s!", d->name);
/* Put the slice entries first */
for (c1 = d->chunks->part; c1; c1 = c1->next) {
if (c1->type == freebsd) {
label_chunk_info[j].type = PART_SLICE;
label_chunk_info[j].c = c1;
++j;
}
}
}
/* Now run through again and get the FreeBSD partition entries */
for (i = 0; devs[i]; i++) {
if (!devs[i]->enabled)
continue;
d = (Disk *)devs[i]->private;
/* Then buzz through and pick up the partitions */
for (c1 = d->chunks->part; c1; c1 = c1->next) {
if (c1->type == freebsd) {
for (c2 = c1->part; c2; c2 = c2->next) {
if (c2->type == part) {
if (c2->subtype == FS_SWAP)
label_chunk_info[j].type = PART_SWAP;
else
label_chunk_info[j].type = PART_FILESYSTEM;
label_chunk_info[j].c = c2;
++j;
}
}
}
else if (c1->type == fat) {
label_chunk_info[j].type = PART_FAT;
label_chunk_info[j].c = c1;
++j;
}
}
}
label_chunk_info[j].c = NULL;
if (here >= j) {
here = j ? j - 1 : 0;
}
}
/* A new partition entry */
static PartInfo *
new_part(char *mpoint, Boolean newfs, u_long size)
{
PartInfo *ret;
if (!mpoint)
mpoint = "/change_me";
ret = (PartInfo *)safe_malloc(sizeof(PartInfo));
sstrncpy(ret->mountpoint, mpoint, FILENAME_MAX);
strcpy(ret->newfs_cmd, "newfs ");
strcat(ret->newfs_cmd, variable_get(VAR_NEWFS_ARGS));
ret->newfs = newfs;
if (!size)
return ret;
return ret;
}
/* Get the mountpoint for a partition and save it away */
static PartInfo *
get_mountpoint(struct chunk *old)
{
char *val;
PartInfo *tmp;
if (old && old->private_data)
tmp = old->private_data;
else
tmp = NULL;
val = msgGetInput(tmp ? tmp->mountpoint : NULL, "Please specify a mount point for the partition");
if (!val || !*val) {
if (!old)
return NULL;
else {
free(old->private_data);
old->private_data = NULL;
}
return NULL;
}
/* Is it just the same value? */
if (tmp && !strcmp(tmp->mountpoint, val))
return NULL;
/* Did we use it already? */
if (check_conflict(val)) {
msgConfirm("You already have a mount point for %s assigned!", val);
return NULL;
}
/* Is it bogus? */
if (*val != '/') {
msgConfirm("Mount point must start with a / character");
return NULL;
}
/* Is it going to be mounted on root? */
if (!strcmp(val, "/")) {
if (old)
old->flags |= CHUNK_IS_ROOT;
}
else if (old)
old->flags &= ~CHUNK_IS_ROOT;
safe_free(tmp);
val = string_skipwhite(string_prune(val));
tmp = new_part(val, TRUE, 0);
if (old) {
old->private_data = tmp;
old->private_free = safe_free;
}
return tmp;
}
/* Get the type of the new partiton */
static PartType
get_partition_type(void)
{
char selection[20];
int i;
static unsigned char *fs_types[] = {
"FS",
"A file system",
"Swap",
"A swap partition.",
};
WINDOW *w = savescr();
i = dialog_menu("Please choose a partition type",
"If you want to use this partition for swap space, select Swap.\n"
"If you want to put a filesystem on it, choose FS.",
-1, -1, 2, 2, fs_types, selection, NULL, NULL);
restorescr(w);
if (!i) {
if (!strcmp(selection, "FS"))
return PART_FILESYSTEM;
else if (!strcmp(selection, "Swap"))
return PART_SWAP;
}
return PART_NONE;
}
/* If the user wants a special newfs command for this, set it */
static void
getNewfsCmd(PartInfo *p)
{
char *val;
val = msgGetInput(p->newfs_cmd,
"Please enter the newfs command and options you'd like to use in\n"
"creating this file system.");
if (val)
sstrncpy(p->newfs_cmd, val, NEWFS_CMD_MAX);
}
#define MAX_MOUNT_NAME 10
#define PART_PART_COL 0
#define PART_MOUNT_COL 10
#define PART_SIZE_COL (PART_MOUNT_COL + MAX_MOUNT_NAME + 3)
#define PART_NEWFS_COL (PART_SIZE_COL + 8)
#define PART_OFF 38
#define TOTAL_AVAIL_LINES (10)
#define PSLICE_SHOWABLE (4)
/* stick this all up on the screen */
static void
print_label_chunks(void)
{
int i, j, srow, prow, pcol;
int sz;
char clrmsg[80];
int ChunkPartStartRow;
WINDOW *ChunkWin;
/********************************************************/
/*** These values are for controling screen resources ***/
/*** Each label line holds up to 2 labels, so beware! ***/
/*** strategy will be to try to always make sure the ***/
/*** highlighted label is in the active display area. ***/
/********************************************************/
int pslice_max, label_max;
int pslice_count, label_count, label_focus_found, pslice_focus_found;
attrset(A_REVERSE);
mvaddstr(0, 25, "FreeBSD Disklabel Editor");
attrset(A_NORMAL);
/*** Count the number of parition slices ***/
pslice_count = 0;
for (i = 0; label_chunk_info[i].c ; i++) {
if (label_chunk_info[i].type == PART_SLICE)
++pslice_count;
}
pslice_max = pslice_count;
/*** 4 line max for partition slices ***/
if (pslice_max > PSLICE_SHOWABLE) {
pslice_max = PSLICE_SHOWABLE;
}
ChunkPartStartRow = CHUNK_SLICE_START_ROW + 3 + pslice_max;
/*** View partition slices modulo pslice_max ***/
label_max = TOTAL_AVAIL_LINES - pslice_max;
for (i = 0; i < 2; i++) {
mvaddstr(ChunkPartStartRow - 2, PART_PART_COL + (i * PART_OFF), "Part");
mvaddstr(ChunkPartStartRow - 1, PART_PART_COL + (i * PART_OFF), "----");
mvaddstr(ChunkPartStartRow - 2, PART_MOUNT_COL + (i * PART_OFF), "Mount");
mvaddstr(ChunkPartStartRow - 1, PART_MOUNT_COL + (i * PART_OFF), "-----");
mvaddstr(ChunkPartStartRow - 2, PART_SIZE_COL + (i * PART_OFF) + 3, "Size");
mvaddstr(ChunkPartStartRow - 1, PART_SIZE_COL + (i * PART_OFF) + 3, "----");
mvaddstr(ChunkPartStartRow - 2, PART_NEWFS_COL + (i * PART_OFF), "Newfs");
mvaddstr(ChunkPartStartRow - 1, PART_NEWFS_COL + (i * PART_OFF), "-----");
}
srow = CHUNK_SLICE_START_ROW;
prow = 0;
pcol = 0;
/*** these variables indicate that the focused item is shown currently ***/
label_focus_found = 0;
pslice_focus_found = 0;
label_count = 0;
pslice_count = 0;
mvprintw(CHUNK_SLICE_START_ROW - 1, 0, " ");
mvprintw(CHUNK_SLICE_START_ROW + pslice_max, 0, " ");
ChunkWin = newwin(CHUNK_ROW_MAX - ChunkPartStartRow, 76, ChunkPartStartRow, 0);
wclear(ChunkWin);
/*** wrefresh(ChunkWin); ***/
for (i = 0; label_chunk_info[i].c; i++) {
/* Is it a slice entry displayed at the top? */
if (label_chunk_info[i].type == PART_SLICE) {
/*** This causes the new pslice to replace the previous display ***/
/*** focus must remain on the most recently active pslice ***/
if (pslice_count == pslice_max) {
if (pslice_focus_found) {
/*** This is where we can mark the more following ***/
attrset(A_BOLD);
mvprintw(CHUNK_SLICE_START_ROW + pslice_max, 0, "***MORE***");
attrset(A_NORMAL);
continue;
}
else {
/*** this is where we set the more previous ***/
attrset(A_BOLD);
mvprintw(CHUNK_SLICE_START_ROW - 1, 0, "***MORE***");
attrset(A_NORMAL);
pslice_count = 0;
srow = CHUNK_SLICE_START_ROW;
}
}
sz = space_free(label_chunk_info[i].c);
if (i == here)
attrset(ATTR_SELECTED);
if (i == pslice_focus)
pslice_focus_found = -1;
mvprintw(srow++, 0,
"Disk: %s\tPartition name: %s\tFree: %d blocks (%dMB)",
label_chunk_info[i].c->disk->name, label_chunk_info[i].c->name,
sz, (sz / ONE_MEG));
attrset(A_NORMAL);
clrtoeol();
move(0, 0);
/*** refresh(); ***/
++pslice_count;
}
/* Otherwise it's a DOS, swap or filesystem entry in the Chunk window */
else {
char onestr[PART_OFF], num[10], *mountpoint, *newfs;
/*
* We copy this into a blank-padded string so that it looks like
* a solid bar in reverse-video
*/
memset(onestr, ' ', PART_OFF - 1);
onestr[PART_OFF - 1] = '\0';
/*** Track how many labels have been displayed ***/
if (label_count == ((label_max - 1 ) * 2)) {
if (label_focus_found) {
continue;
}
else {
label_count = 0;
prow = 0;
pcol = 0;
}
}
/* Go for two columns if we've written one full columns worth */
/*** if (prow == (CHUNK_ROW_MAX - ChunkPartStartRow)) ***/
if (label_count == label_max - 1) {
pcol = PART_OFF;
prow = 0;
}
memcpy(onestr + PART_PART_COL, label_chunk_info[i].c->name, strlen(label_chunk_info[i].c->name));
/* If it's a filesystem, display the mountpoint */
if (label_chunk_info[i].c->private_data
&& (label_chunk_info[i].type == PART_FILESYSTEM || label_chunk_info[i].type == PART_FAT))
mountpoint = ((PartInfo *)label_chunk_info[i].c->private_data)->mountpoint;
else if (label_chunk_info[i].type == PART_SWAP)
mountpoint = "swap";
else
mountpoint = "<none>";
/* Now display the newfs field */
if (label_chunk_info[i].type == PART_FAT)
newfs = "DOS";
else if (label_chunk_info[i].c->private_data && label_chunk_info[i].type == PART_FILESYSTEM)
newfs = ((PartInfo *)label_chunk_info[i].c->private_data)->newfs ? "UFS Y" : "UFS N";
else if (label_chunk_info[i].type == PART_SWAP)
newfs = "SWAP";
else
newfs = "*";
for (j = 0; j < MAX_MOUNT_NAME && mountpoint[j]; j++)
onestr[PART_MOUNT_COL + j] = mountpoint[j];
snprintf(num, 10, "%5ldMB", label_chunk_info[i].c->size ? label_chunk_info[i].c->size / ONE_MEG : 0);
memcpy(onestr + PART_SIZE_COL, num, strlen(num));
memcpy(onestr + PART_NEWFS_COL, newfs, strlen(newfs));
onestr[PART_NEWFS_COL + strlen(newfs)] = '\0';
if (i == label_focus) {
label_focus_found = -1;
wattrset(ChunkWin, A_BOLD);
}
if (i == here)
wattrset(ChunkWin, ATTR_SELECTED);
/*** lazy man's way of padding this string ***/
while (strlen( onestr ) < 37)
strcat(onestr, " ");
mvwaddstr(ChunkWin, prow, pcol, onestr);
wattrset(ChunkWin, A_NORMAL);
move(0, 0);
++prow;
++label_count;
}
}
/*** this will erase all the extra stuff ***/
memset(clrmsg, ' ', 37);
clrmsg[37] = '\0';
while (pslice_count < pslice_max) {
mvprintw(srow++, 0, clrmsg);
clrtoeol();
++pslice_count;
}
while (label_count < (2 * (label_max - 1))) {
mvwaddstr(ChunkWin, prow++, pcol, clrmsg);
++label_count;
if (prow == (label_max - 1)) {
prow = 0;
pcol = PART_OFF;
}
}
refresh();
wrefresh(ChunkWin);
}
static void
print_command_summary(void)
{
mvprintw(17, 0, "The following commands are valid here (upper or lower case):");
mvprintw(18, 0, "C = Create D = Delete M = Mount pt.");
if (!RunningAsInit)
mvprintw(18, 49, "W = Write");
mvprintw(19, 0, "N = Newfs Opts T = Newfs Toggle U = Undo Q = Finish");
mvprintw(20, 0, "A = Auto Defaults for all!");
mvprintw(22, 0, "Use F1 or ? to get more help, arrow keys to select.");
move(0, 0);
}
static void
clear_wins(void)
{
extern void print_label_chunks();
clear();
print_label_chunks();
}
#ifdef __alpha__
/*
* If there isn't a freebsd chunk already (i.e. there is no label),
* dedicate the disk.
*/
static void
maybe_dedicate(Disk* d)
{
struct chunk *c;
for (c = d->chunks->part; c; c = c->next) {
if (c->type == freebsd)
break;
}
if (!c) {
msgDebug("dedicating disk");
All_FreeBSD(d, 1);
}
}
#endif
static int
diskLabel(Device *dev)
{
int sz, key = 0;
Boolean labeling;
char *msg = NULL;
PartInfo *p, *oldp;
PartType type;
Device **devs;
#ifdef __alpha__
int i;
#endif
WINDOW *w = savescr();
label_focus = 0;
pslice_focus = 0;
here = 0;
devs = deviceFind(NULL, DEVICE_TYPE_DISK);
if (!devs) {
msgConfirm("No disks found!");
restorescr(w);
return DITEM_FAILURE;
}
labeling = TRUE;
keypad(stdscr, TRUE);
#ifdef __alpha__
for (i = 0; devs[i]; i++) {
maybe_dedicate((Disk*) devs[i]->private);
}
#endif
record_label_chunks(devs, dev);
clear();
while (labeling) {
char *cp;
print_label_chunks();
print_command_summary();
if (msg) {
attrset(title_attr); mvprintw(23, 0, msg); attrset(A_NORMAL);
clrtoeol();
beep();
msg = NULL;
}
else {
move(23, 0);
clrtoeol();
}
refresh();
key = getch();
switch (toupper(key)) {
int i;
static char _msg[40];
case '\014': /* ^L */
clear_wins();
break;
case '\020': /* ^P */
case KEY_UP:
case '-':
if (here != 0)
--here;
else
while (label_chunk_info[here + 1].c)
++here;
break;
case '\016': /* ^N */
case KEY_DOWN:
case '+':
case '\r':
case '\n':
if (label_chunk_info[here + 1].c)
++here;
else
here = 0;
break;
case KEY_HOME:
here = 0;
break;
case KEY_END:
while (label_chunk_info[here + 1].c)
++here;
break;
case KEY_F(1):
case '?':
systemDisplayHelp("partition");
clear_wins();
break;
case 'A':
if (label_chunk_info[here].type != PART_SLICE) {
msg = "You can only do this in a disk slice (at top of screen)";
break;
}
sz = space_free(label_chunk_info[here].c);
if (sz <= FS_MIN_SIZE)
msg = "Not enough free space to create a new partition in the slice";
else {
struct chunk *tmp;
int mib[2];
int physmem;
size_t size, swsize;
char *cp;
Chunk *rootdev, *swapdev, *usrdev, *vardev;
(void)checkLabels(FALSE, &rootdev, &swapdev, &usrdev, &vardev);
if (!rootdev) {
cp = variable_get(VAR_ROOT_SIZE);
tmp = Create_Chunk_DWIM(label_chunk_info[here].c->disk, label_chunk_info[here].c,
(cp ? atoi(cp) : ROOT_DEFAULT_SIZE) * ONE_MEG, part, FS_BSDFFS, CHUNK_IS_ROOT);
if (!tmp) {
msgConfirm("Unable to create the root partition. Too big?");
clear_wins();
break;
}
tmp->private_data = new_part("/", TRUE, tmp->size);
tmp->private_free = safe_free;
record_label_chunks(devs, dev);
}
if (!swapdev) {
cp = variable_get(VAR_SWAP_SIZE);
if (cp)
swsize = atoi(cp) * ONE_MEG;
else {
mib[0] = CTL_HW;
mib[1] = HW_PHYSMEM;
size = sizeof physmem;
sysctl(mib, 2, &physmem, &size, (void *)0, (size_t)0);
swsize = 16 * ONE_MEG + (physmem * 2 / 512);
}
tmp = Create_Chunk_DWIM(label_chunk_info[here].c->disk, label_chunk_info[here].c,
swsize, part, FS_SWAP, 0);
if (!tmp) {
msgConfirm("Unable to create the swap partition. Too big?");
clear_wins();
break;
}
tmp->private_data = 0;
tmp->private_free = safe_free;
record_label_chunks(devs, dev);
}
if (!vardev) {
cp = variable_get(VAR_VAR_SIZE);
if (cp)
sz = atoi(cp) * ONE_MEG;
else
sz = variable_get(VAR_NO_USR)
? space_free(label_chunk_info[here].c)
: VAR_MIN_SIZE * ONE_MEG;
tmp = Create_Chunk_DWIM(label_chunk_info[here].c->disk, label_chunk_info[here].c,
sz, part, FS_BSDFFS, 0);
if (!tmp) {
msgConfirm("Less than %dMB free for /var - you will need to\n"
"partition your disk manually with a custom install!",
(cp ? atoi(cp) : VAR_MIN_SIZE));
clear_wins();
break;
}
tmp->private_data = new_part("/var", TRUE, tmp->size);
tmp->private_free = safe_free;
record_label_chunks(devs, dev);
}
if (!usrdev && !variable_get(VAR_NO_USR)) {
cp = variable_get(VAR_USR_SIZE);
if (cp)
sz = atoi(cp) * ONE_MEG;
else
sz = space_free(label_chunk_info[here].c);
if (sz) {
if (sz < (USR_MIN_SIZE * ONE_MEG)) {
msgConfirm("Less than %dMB free for /usr - you will need to\n"
"partition your disk manually with a custom install!", USR_MIN_SIZE);
clear_wins();
break;
}
tmp = Create_Chunk_DWIM(label_chunk_info[here].c->disk,
label_chunk_info[here].c,
sz, part, FS_BSDFFS, 0);
if (!tmp) {
msgConfirm("Unable to create the /usr partition. Not enough space?\n"
"You will need to partition your disk manually with a custom install!");
clear_wins();
break;
}
tmp->private_data = new_part("/usr", TRUE, tmp->size);
tmp->private_free = safe_free;
record_label_chunks(devs, dev);
}
}
/* At this point, we're reasonably "labelled" */
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
}
break;
case 'C':
if (label_chunk_info[here].type != PART_SLICE) {
msg = "You can only do this in a master partition (see top of screen)";
break;
}
sz = space_free(label_chunk_info[here].c);
if (sz <= FS_MIN_SIZE) {
msg = "Not enough space to create an additional FreeBSD partition";
break;
}
else {
char *val;
int size;
struct chunk *tmp;
char osize[80];
u_long flags = 0;
sprintf(osize, "%d", sz);
val = msgGetInput(osize,
"Please specify the partition size in blocks or append a trailing G for\n"
"gigabytes, M for megabytes, or C for cylinders.\n"
"%d blocks (%dMB) are free.",
sz, sz / ONE_MEG);
if (!val || (size = strtol(val, &cp, 0)) <= 0) {
clear_wins();
break;
}
if (*cp) {
if (toupper(*cp) == 'M')
size *= ONE_MEG;
else if (toupper(*cp) == 'G')
size *= ONE_GIG;
else if (toupper(*cp) == 'C')
size *= (label_chunk_info[here].c->disk->bios_hd * label_chunk_info[here].c->disk->bios_sect);
}
if (size <= FS_MIN_SIZE) {
msgConfirm("The minimum filesystem size is %dMB", FS_MIN_SIZE / ONE_MEG);
clear_wins();
break;
}
type = get_partition_type();
if (type == PART_NONE) {
clear_wins();
beep();
break;
}
if (type == PART_FILESYSTEM) {
if ((p = get_mountpoint(NULL)) == NULL) {
clear_wins();
beep();
break;
}
else if (!strcmp(p->mountpoint, "/"))
flags |= CHUNK_IS_ROOT;
else
flags &= ~CHUNK_IS_ROOT;
}
else
p = NULL;
if ((flags & CHUNK_IS_ROOT)) {
if (!(label_chunk_info[here].c->flags & CHUNK_BSD_COMPAT)) {
msgConfirm("This region cannot be used for your root partition as the\n"
"FreeBSD boot code cannot deal with a root partition created\n"
"in that location. Please choose another location or smaller\n"
"size for your root partition and try again!");
clear_wins();
break;
}
if (size < (ROOT_MIN_SIZE * ONE_MEG)) {
msgConfirm("Warning: This is smaller than the recommended size for a\n"
"root partition. For a variety of reasons, root\n"
"partitions should usually be at least %dMB in size", ROOT_MIN_SIZE);
}
}
tmp = Create_Chunk_DWIM(label_chunk_info[here].c->disk,
label_chunk_info[here].c,
size, part,
(type == PART_SWAP) ? FS_SWAP : FS_BSDFFS,
flags);
if (!tmp) {
msgConfirm("Unable to create the partition. Too big?");
clear_wins();
break;
}
if (type != PART_SWAP) {
/* This is needed to tell the newfs -u about the size */
tmp->private_data = new_part(p->mountpoint, p->newfs, tmp->size);
safe_free(p);
}
else
tmp->private_data = p;
tmp->private_free = safe_free;
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
record_label_chunks(devs, dev);
clear_wins();
/*** This is where we assign focus to new label so it shows ***/
{
int i;
label_focus = -1;
for (i = 0; label_chunk_info[i].c; ++i) {
if (label_chunk_info[i].c == tmp) {
label_focus = i;
break;
}
}
if (label_focus == -1)
label_focus = i - 1;
}
}
break;
case KEY_DC:
case 'D': /* delete */
if (label_chunk_info[here].type == PART_SLICE) {
msg = MSG_NOT_APPLICABLE;
break;
}
else if (label_chunk_info[here].type == PART_FAT) {
msg = "Use the Disk Partition Editor to delete DOS partitions";
break;
}
Delete_Chunk(label_chunk_info[here].c->disk, label_chunk_info[here].c);
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
record_label_chunks(devs, dev);
break;
case 'M': /* mount */
switch(label_chunk_info[here].type) {
case PART_SLICE:
msg = MSG_NOT_APPLICABLE;
break;
case PART_SWAP:
msg = "You don't need to specify a mountpoint for a swap partition.";
break;
case PART_FAT:
case PART_FILESYSTEM:
oldp = label_chunk_info[here].c->private_data;
p = get_mountpoint(label_chunk_info[here].c);
if (p) {
if (!oldp)
p->newfs = FALSE;
if (label_chunk_info[here].type == PART_FAT
&& (!strcmp(p->mountpoint, "/") || !strcmp(p->mountpoint, "/usr")
|| !strcmp(p->mountpoint, "/var"))) {
msgConfirm("%s is an invalid mount point for a DOS partition!", p->mountpoint);
strcpy(p->mountpoint, "/bogus");
}
}
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
record_label_chunks(devs, dev);
clear_wins();
break;
default:
msgFatal("Bogus partition under cursor???");
break;
}
break;
case 'N': /* Set newfs options */
if (label_chunk_info[here].c->private_data &&
((PartInfo *)label_chunk_info[here].c->private_data)->newfs)
getNewfsCmd(label_chunk_info[here].c->private_data);
else
msg = MSG_NOT_APPLICABLE;
clear_wins();
break;
case 'T': /* Toggle newfs state */
if (label_chunk_info[here].type == PART_FILESYSTEM) {
PartInfo *pi = ((PartInfo *)label_chunk_info[here].c->private_data);
label_chunk_info[here].c->private_data =
new_part(pi ? pi->mountpoint : NULL, pi ? !pi->newfs : TRUE, label_chunk_info[here].c->size);
safe_free(pi);
label_chunk_info[here].c->private_free = safe_free;
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
}
else
msg = MSG_NOT_APPLICABLE;
break;
case 'U':
clear();
if ((cp = variable_get(DISK_LABELLED)) && !strcmp(cp, "written")) {
msgConfirm("You've already written out your changes -\n"
"it's too late to undo!");
}
else if (!msgYesNo("Are you SURE you want to Undo everything?")) {
variable_unset(DISK_PARTITIONED);
variable_unset(DISK_LABELLED);
for (i = 0; devs[i]; i++) {
Disk *d;
if (!devs[i]->enabled)
continue;
else if ((d = Open_Disk(devs[i]->name)) != NULL) {
Free_Disk(devs[i]->private);
devs[i]->private = d;
diskPartition(devs[i]);
}
}
record_label_chunks(devs, dev);
}
clear_wins();
break;
case 'W':
if ((cp = variable_get(DISK_LABELLED)) && !strcmp(cp, "written")) {
msgConfirm("You've already written out your changes - if you\n"
"wish to overwrite them, you'll have to start this\n"
"procedure again from the beginning.");
}
else if (!msgYesNo("WARNING: This should only be used when modifying an EXISTING\n"
"installation. If you are installing FreeBSD for the first time\n"
"then you should simply type Q when you're finished here and your\n"
"changes will be committed in one batch automatically at the end of\n"
"these questions.\n\n"
"Are you absolutely sure you want to do this now?")) {
variable_set2(DISK_LABELLED, "yes", 0);
diskLabelCommit(NULL);
}
clear_wins();
break;
case '|':
if (!msgYesNo("Are you sure you want to go into Wizard mode?\n\n"
"This is an entirely undocumented feature which you are not\n"
"expected to understand!")) {
int i;
Device **devs;
dialog_clear();
end_dialog();
DialogActive = FALSE;
devs = deviceFind(NULL, DEVICE_TYPE_DISK);
if (!devs) {
msgConfirm("Can't find any disk devices!");
break;
}
for (i = 0; devs[i] && ((Disk *)devs[i]->private); i++) {
if (devs[i]->enabled)
slice_wizard(((Disk *)devs[i]->private));
}
if (((cp = variable_get(DISK_LABELLED)) == NULL) || (strcmp(cp, "written")))
variable_set2(DISK_LABELLED, "yes", 0);
DialogActive = TRUE;
record_label_chunks(devs, dev);
clear_wins();
}
else
msg = "A most prudent choice!";
break;
case '\033': /* ESC */
case 'Q':
labeling = FALSE;
break;
default:
beep();
sprintf(_msg, "Invalid key %d - Type F1 or ? for help", key);
msg = _msg;
break;
}
if (label_chunk_info[here].type == PART_SLICE)
pslice_focus = here;
else
label_focus = here;
}
restorescr(w);
return DITEM_SUCCESS;
}
static int
diskLabelNonInteractive(Device *dev)
{
char *cp;
PartType type;
PartInfo *p;
u_long flags = 0;
int i, status;
Device **devs;
Disk *d;
status = DITEM_SUCCESS;
cp = variable_get(VAR_DISK);
if (!cp) {
msgConfirm("diskLabel: No disk selected - can't label automatically.");
return DITEM_FAILURE;
}
devs = deviceFind(cp, DEVICE_TYPE_DISK);
if (!devs) {
msgConfirm("diskLabel: No disk device %s found!", cp);
return DITEM_FAILURE;
}
if (dev)
d = dev->private;
else
d = devs[0]->private;
#ifdef __alpha__
maybe_dedicate(d);
#endif
record_label_chunks(devs, dev);
for (i = 0; label_chunk_info[i].c; i++) {
Chunk *c1 = label_chunk_info[i].c;
if (label_chunk_info[i].type == PART_SLICE) {
char name[512];
int entries = 1;
while (entries) {
snprintf(name, sizeof name, "%s-%d", c1->name, entries);
if ((cp = variable_get(name)) != NULL) {
int sz;
char typ[10], mpoint[50];
if (sscanf(cp, "%s %d %s", typ, &sz, mpoint) != 3) {
msgConfirm("For slice entry %s, got an invalid detail entry of: %s", c1->name, cp);
status = DITEM_FAILURE;
continue;
}
else {
Chunk *tmp;
if (!strcmp(typ, "swap")) {
type = PART_SWAP;
strcpy(mpoint, "SWAP");
}
else {
type = PART_FILESYSTEM;
if (!strcmp(mpoint, "/"))
flags |= CHUNK_IS_ROOT;
else
flags &= ~CHUNK_IS_ROOT;
}
if (!sz)
sz = space_free(c1);
if (sz > space_free(c1)) {
msgConfirm("Not enough free space to create partition: %s", mpoint);
status = DITEM_FAILURE;
continue;
}
if (!(tmp = Create_Chunk_DWIM(d, c1, sz, part,
(type == PART_SWAP) ? FS_SWAP : FS_BSDFFS, flags))) {
msgConfirm("Unable to create from partition spec: %s. Too big?", cp);
status = DITEM_FAILURE;
break;
}
else {
tmp->private_data = new_part(mpoint, TRUE, sz);
tmp->private_free = safe_free;
status = DITEM_SUCCESS;
}
}
entries++;
}
else {
/* No more matches, leave the loop */
entries = 0;
}
}
}
else {
/* Must be something we can set a mountpoint for */
cp = variable_get(c1->name);
if (cp) {
char mpoint[50], do_newfs[8];
Boolean newfs = FALSE;
do_newfs[0] = '\0';
if (sscanf(cp, "%s %s", mpoint, do_newfs) != 2) {
msgConfirm("For slice entry %s, got an invalid detail entry of: %s", c1->name, cp);
status = DITEM_FAILURE;
continue;
}
newfs = toupper(do_newfs[0]) == 'Y' ? TRUE : FALSE;
if (c1->private_data) {
p = c1->private_data;
p->newfs = newfs;
strcpy(p->mountpoint, mpoint);
}
else {
c1->private_data = new_part(mpoint, newfs, 0);
c1->private_free = safe_free;
}
if (!strcmp(mpoint, "/"))
c1->flags |= CHUNK_IS_ROOT;
else
c1->flags &= ~CHUNK_IS_ROOT;
}
}
}
if (status == DITEM_SUCCESS)
variable_set2(DISK_LABELLED, "yes", 0);
return status;
}
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