2 * cfdisk.c - Display or manipulate a disk partition table.
4 * Copyright (C) 2014-2015 Karel Zak <kzak@redhat.com>
5 * Copyright (C) 1994 Kevin E. Martin (martin@cs.unc.edu)
7 * The original cfdisk was inspired by the fdisk program
8 * by A. V. Le Blanc (leblanc@mcc.ac.uk.
10 * cfdisk is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
22 #include <libsmartcols.h>
23 #include <sys/ioctl.h>
27 # include <libmount.h> /* keep it optional for non-linux systems */
32 #elif defined(HAVE_SLANG_SLANG_H)
33 # include <slang/slang.h>
37 # define _XOPEN_SOURCE 500 /* for inclusion of get_wch */
40 #ifdef HAVE_SLCURSES_H
41 # include <slcurses.h>
42 #elif defined(HAVE_SLANG_SLCURSES_H)
43 # include <slang/slcurses.h>
44 #elif defined(HAVE_NCURSESW_NCURSES_H) && defined(HAVE_WIDECHAR)
45 # include <ncursesw/ncurses.h>
46 #elif defined(HAVE_NCURSES_H)
48 #elif defined(HAVE_NCURSES_NCURSES_H)
49 # include <ncurses/ncurses.h>
58 #include "closestream.h"
69 static const char *default_disks
[] = {
73 #elif defined(__FreeBSD__)
83 #define ARROW_CURSOR_STRING ">> "
84 #define ARROW_CURSOR_DUMMY " "
85 #define ARROW_CURSOR_WIDTH (sizeof(ARROW_CURSOR_STRING) - 1)
88 #define MENU_V_SPADDING 1 /* space around menu item string */
91 #define MENU_H_SPADDING 0 /* space around menu item string */
92 #define MENU_H_BETWEEN 2 /* space between menu items */
93 #define MENU_H_PRESTR "["
94 #define MENU_H_POSTSTR "]"
96 #define MENU_TITLE_PADDING 3
98 #define MENU_H_PRESTR_SZ (sizeof(MENU_H_PRESTR) - 1)
99 #define MENU_H_POSTSTR_SZ (sizeof(MENU_H_POSTSTR) - 1)
101 #define TABLE_START_LINE 4
102 #define MENU_START_LINE (ui_lines - 4) /* The menu maybe use two lines */
103 #define INFO_LINE (ui_lines - 2)
104 #define WARN_LINE INFO_LINE
105 #define HINT_LINE (ui_lines - 1)
107 #define CFDISK_ERR_ESC 5000
110 # define KEY_ESC '\033'
113 # define KEY_DELETE '\177'
127 static const int color_pairs
[][2] = {
128 /* color foreground, background */
129 [CFDISK_CL_WARNING
] = { COLOR_RED
, -1 },
130 [CFDISK_CL_FREESPACE
] = { COLOR_GREEN
, -1 },
131 [CFDISK_CL_INFO
] = { COLOR_BLUE
, -1 }
136 static struct cfdisk_menuitem
*menu_get_menuitem(struct cfdisk
*cf
, size_t idx
);
137 static struct cfdisk_menuitem
*menu_get_menuitem_by_key(struct cfdisk
*cf
, int key
, size_t *idx
);
138 static struct cfdisk_menu
*menu_push(struct cfdisk
*cf
, struct cfdisk_menuitem
*item
);
139 static struct cfdisk_menu
*menu_pop(struct cfdisk
*cf
);
140 static void menu_refresh_size(struct cfdisk
*cf
);
142 static int ui_end(void);
143 static int ui_refresh(struct cfdisk
*cf
);
144 static void ui_warnx(const char *fmt
, ...);
145 static void ui_warn(const char *fmt
, ...);
146 static void ui_info(const char *fmt
, ...);
147 static void ui_draw_menu(struct cfdisk
*cf
);
148 static int ui_menu_move(struct cfdisk
*cf
, int key
);
149 static void ui_menu_resize(struct cfdisk
*cf
);
151 static int ui_get_size(struct cfdisk
*cf
, const char *prompt
, uint64_t *res
,
152 uint64_t low
, uint64_t up
, int *expsize
);
154 static int ui_enabled
;
155 static volatile sig_atomic_t sig_resize
;
156 static volatile sig_atomic_t sig_die
;
158 /* ncurses LINES and COLS may be actual variables or *macros*, but we need
159 * something portable and writable */
160 static size_t ui_lines
;
161 static size_t ui_cols
;
164 struct cfdisk_menuitem
{
165 int key
; /* keyboard shortcut */
166 const char *name
; /* item name */
167 const char *desc
; /* item description (hint) */
173 char *title
; /* optional menu title */
174 struct cfdisk_menuitem
*items
; /* array with menu items */
175 char *ignore
;/* string with keys to ignore */
176 size_t width
; /* maximal width of the menu item */
177 size_t nitems
; /* number of the active menu items */
178 size_t page_sz
;/* when menu longer than screen */
179 size_t idx
; /* the current menu item */
180 int prefkey
;/* preferred menu item */
181 struct cfdisk_menu
*prev
;
183 /* @ignore keys generator */
184 int (*ignore_cb
) (struct cfdisk
*, char *, size_t);
186 unsigned int vertical
: 1; /* enable vertical mode */
190 static struct cfdisk_menuitem main_menuitems
[] = {
191 { 'b', N_("Bootable"), N_("Toggle bootable flag of the current partition") },
192 { 'd', N_("Delete"), N_("Delete the current partition") },
193 { 'r', N_("Resize"), N_("Reduce or enlarge the current partition") },
194 { 'n', N_("New"), N_("Create new partition from free space") },
195 { 'q', N_("Quit"), N_("Quit program without writing changes") },
196 { 't', N_("Type"), N_("Change the partition type") },
197 { 'h', N_("Help"), N_("Print help screen") },
198 { 's', N_("Sort"), N_("Fix partitions order") },
199 { 'W', N_("Write"), N_("Write partition table to disk (this might destroy data)") },
200 { 'u', N_("Dump"), N_("Dump partition table to sfdisk compatible script file") },
204 /* extra partinfo in name:value pairs */
205 struct cfdisk_extra
{
209 struct list_head exs
;
212 /* line and extra partinfo list_head */
214 char *data
; /* line data */
215 struct libscols_table
*extra
; /* extra info ('X') */
216 WINDOW
*w
; /* window with extra info */
219 /* top level control struct */
221 struct fdisk_context
*cxt
; /* libfdisk context */
222 struct fdisk_table
*table
; /* partition table */
223 struct fdisk_table
*original_layout
; /* original on-disk PT */
225 struct cfdisk_menu
*menu
; /* the current menu */
227 int *fields
; /* output columns IDs */
228 size_t nfields
; /* number of columns IDs */
230 char *linesbuf
; /* table as string */
231 size_t linesbufsz
; /* size of the tb_buf */
233 struct cfdisk_line
*lines
; /* list of lines */
235 size_t nlines
; /* number of lines */
236 size_t lines_idx
; /* current line <0..N>, exclude header */
239 unsigned int nwrites
; /* fdisk_write_disklabel() counter */
241 WINDOW
*act_win
; /* the window currently on the screen */
244 struct libmnt_table
*mtab
;
245 struct libmnt_table
*fstab
;
246 struct libmnt_cache
*mntcache
;
248 unsigned int wrong_order
:1, /* PT not in right order */
249 zero_start
:1, /* ignore existing partition table */
250 device_is_used
: 1, /* don't use re-read ioctl */
251 show_extra
:1; /* show extra partinfo */
256 * let's use include/debug.h stuff for cfdisk too
258 static UL_DEBUG_DEFINE_MASK(cfdisk
);
259 UL_DEBUG_DEFINE_MASKNAMES(cfdisk
) = UL_DEBUG_EMPTY_MASKNAMES
;
261 #define CFDISK_DEBUG_INIT (1 << 1)
262 #define CFDISK_DEBUG_UI (1 << 2)
263 #define CFDISK_DEBUG_MENU (1 << 3)
264 #define CFDISK_DEBUG_MISC (1 << 4)
265 #define CFDISK_DEBUG_TABLE (1 << 5)
266 #define CFDISK_DEBUG_ALL 0xFFFF
268 #define DBG(m, x) __UL_DBG(cfdisk, CFDISK_DEBUG_, m, x)
270 static void cfdisk_init_debug(void)
272 __UL_INIT_DEBUG_FROM_ENV(cfdisk
, CFDISK_DEBUG_
, 0, CFDISK_DEBUG
);
275 /* Initialize output columns -- we follow libfdisk fields (usually specific
278 static int cols_init(struct cfdisk
*cf
)
286 return fdisk_label_get_fields_ids(NULL
, cf
->cxt
, &cf
->fields
, &cf
->nfields
);
289 static void die_on_signal(void)
291 DBG(MISC
, ul_debug("die on signal."));
296 static void resize(void)
300 if (ioctl(fileno(stdout
), TIOCGWINSZ
, &ws
) != -1
301 && ws
.ws_row
&& ws
.ws_col
) {
302 ui_lines
= ws
.ws_row
;
305 resizeterm(ws
.ws_row
, ws
.ws_col
);
307 clearok(stdscr
, TRUE
);
311 DBG(UI
, ul_debug("ui: resize refresh ui_cols=%zu, ui_lines=%zu",
316 /* Reads partition in tree-like order from scols
318 static int partition_from_scols(struct fdisk_table
*tb
,
319 struct libscols_line
*ln
)
321 struct fdisk_partition
*pa
= scols_line_get_userdata(ln
);
323 fdisk_table_add_partition(tb
, pa
);
324 fdisk_unref_partition(pa
);
326 if (scols_line_has_children(ln
)) {
327 struct libscols_line
*chln
;
328 struct libscols_iter
*itr
= scols_new_iter(SCOLS_ITER_FORWARD
);
332 while (scols_line_next_child(ln
, itr
, &chln
) == 0)
333 partition_from_scols(tb
, chln
);
334 scols_free_iter(itr
);
339 static char *table_to_string(struct cfdisk
*cf
, struct fdisk_table
*tb
)
341 struct fdisk_partition
*pa
;
342 struct fdisk_label
*lb
;
343 struct fdisk_iter
*itr
;
344 struct libscols_table
*table
= NULL
;
345 struct libscols_iter
*s_itr
= NULL
;
349 struct libscols_line
*ln
, *ln_cont
= NULL
;
351 DBG(TABLE
, ul_debug("convert to string"));
358 lb
= fdisk_get_label(cf
->cxt
, NULL
);
361 itr
= fdisk_new_iter(FDISK_ITER_FORWARD
);
365 /* get container (e.g. extended partition) */
366 while (fdisk_table_next_partition(tb
, itr
, &pa
) == 0) {
367 if (fdisk_partition_is_nested(pa
)) {
368 DBG(TABLE
, ul_debug("nested detected, using tree"));
369 tree
= SCOLS_FL_TREE
;
374 table
= scols_new_table();
377 scols_table_enable_maxout(table
, 1);
378 scols_table_enable_nowrap(table
, 1);
380 #if !defined(HAVE_LIBNCURSESW) || !defined(HAVE_WIDECHAR)
381 scols_table_enable_ascii(table
, 1);
385 for (i
= 0; i
< cf
->nfields
; i
++) {
387 const struct fdisk_field
*field
=
388 fdisk_label_get_field(lb
, cf
->fields
[i
]);
392 if (fdisk_field_is_number(field
))
393 fl
|= SCOLS_FL_RIGHT
;
394 if (fdisk_field_get_id(field
) == FDISK_FIELD_TYPE
)
395 fl
|= SCOLS_FL_TRUNC
;
396 if (tree
&& fdisk_field_get_id(field
) == FDISK_FIELD_DEVICE
)
399 if (!scols_table_new_column(table
,
400 _(fdisk_field_get_name(field
)),
401 fdisk_field_get_width(field
), fl
))
406 fdisk_reset_iter(itr
, FDISK_ITER_FORWARD
);
408 while (fdisk_table_next_partition(tb
, itr
, &pa
) == 0) {
409 struct libscols_line
*parent
= fdisk_partition_is_nested(pa
) ? ln_cont
: NULL
;
411 ln
= scols_table_new_line(table
, parent
);
414 for (i
= 0; i
< cf
->nfields
; i
++) {
417 if (fdisk_partition_to_string(pa
, cf
->cxt
,
418 cf
->fields
[i
], &cdata
))
420 scols_line_refer_data(ln
, i
, cdata
);
422 if (tree
&& fdisk_partition_is_container(pa
))
425 scols_line_set_userdata(ln
, (void *) pa
);
426 fdisk_ref_partition(pa
);
429 if (scols_table_is_empty(table
))
432 scols_table_reduce_termwidth(table
, ARROW_CURSOR_WIDTH
);
433 scols_print_table_to_string(table
, &res
);
435 /* scols_* code might reorder lines, let's reorder @tb according to the
436 * final output (it's no problem because partitions are addressed by
437 * parno stored within struct fdisk_partition) */
440 fdisk_reset_table(tb
);
442 s_itr
= scols_new_iter(SCOLS_ITER_FORWARD
);
446 /* add all in the right order (don't forget the output is tree) */
447 while (scols_table_next_line(table
, s_itr
, &ln
) == 0) {
448 if (scols_line_get_parent(ln
))
450 if (partition_from_scols(tb
, ln
))
454 scols_unref_table(table
);
455 scols_free_iter(s_itr
);
456 fdisk_free_iter(itr
);
461 static void cfdisk_free_lines(struct cfdisk
*cf
)
464 while(i
< cf
->nlines
) {
465 scols_unref_table(cf
->lines
[i
].extra
);
467 DBG(UI
, ul_debug("delete window: %p",
471 delwin(cf
->lines
[i
].w
);
472 cf
->lines
[i
].w
= NULL
;
480 * Read data about partitions from libfdisk and prepare output lines.
482 static int lines_refresh(struct cfdisk
*cf
)
490 DBG(TABLE
, ul_debug("refreshing buffer"));
493 cfdisk_free_lines(cf
);
499 fdisk_unref_table(cf
->table
);
502 /* read partitions and free spaces into cf->table */
503 rc
= fdisk_get_partitions(cf
->cxt
, &cf
->table
);
505 rc
= fdisk_get_freespaces(cf
->cxt
, &cf
->table
);
509 cf
->linesbuf
= table_to_string(cf
, cf
->table
);
513 cf
->linesbufsz
= strlen(cf
->linesbuf
);
514 cf
->nlines
= fdisk_table_get_nents(cf
->table
) + 1; /* 1 for header line */
516 cf
->wrong_order
= fdisk_table_wrong_order(cf
->table
) ? 1 : 0;
518 if (MENU_START_LINE
- TABLE_START_LINE
< cf
->nlines
)
519 cf
->page_sz
= MENU_START_LINE
- TABLE_START_LINE
- 1;
521 cf
->lines
= xcalloc(cf
->nlines
, sizeof(struct cfdisk_line
));
523 for (p
= cf
->linesbuf
, i
= 0; p
&& i
< cf
->nlines
; i
++) {
524 cf
->lines
[i
].data
= p
;
530 cf
->lines
[i
].extra
= scols_new_table();
531 scols_table_enable_noheadings(cf
->lines
[i
].extra
, 1);
532 scols_table_new_column(cf
->lines
[i
].extra
, NULL
, 0, SCOLS_FL_RIGHT
);
533 scols_table_new_column(cf
->lines
[i
].extra
, NULL
, 0, SCOLS_FL_TRUNC
);
539 static struct fdisk_partition
*get_current_partition(struct cfdisk
*cf
)
544 return fdisk_table_get_partition(cf
->table
, cf
->lines_idx
);
547 static int is_freespace(struct cfdisk
*cf
, size_t i
)
549 struct fdisk_partition
*pa
;
554 pa
= fdisk_table_get_partition(cf
->table
, i
);
555 return fdisk_partition_is_freespace(pa
);
558 /* converts libfdisk FDISK_ASKTYPE_MENU to cfdisk menu and returns user's
559 * response back to libfdisk
561 static int ask_menu(struct fdisk_ask
*ask
, struct cfdisk
*cf
)
563 struct cfdisk_menuitem
*d
, *cm
;
565 size_t i
= 0, nitems
;
566 const char *name
, *desc
;
571 /* create cfdisk menu according to libfdisk ask-menu, note that the
572 * last cm[] item has to be empty -- so nitems + 1 */
573 nitems
= fdisk_ask_menu_get_nitems(ask
);
574 cm
= xcalloc(nitems
+ 1, sizeof(struct cfdisk_menuitem
));
576 for (i
= 0; i
< nitems
; i
++) {
577 if (fdisk_ask_menu_get_item(ask
, i
, &key
, &name
, &desc
))
584 /* make the new menu active */
597 if (ui_menu_move(cf
, key
) == 0)
604 d
= menu_get_menuitem(cf
, cf
->menu
->idx
);
606 fdisk_ask_menu_set_result(ask
, d
->key
);
623 static int ask_callback(struct fdisk_context
*cxt
__attribute__((__unused__
)),
624 struct fdisk_ask
*ask
,
625 void *data
__attribute__((__unused__
)))
631 switch(fdisk_ask_get_type(ask
)) {
632 case FDISK_ASKTYPE_INFO
:
633 ui_info(fdisk_ask_print_get_mesg(ask
));
635 case FDISK_ASKTYPE_WARNX
:
636 ui_warnx(fdisk_ask_print_get_mesg(ask
));
638 case FDISK_ASKTYPE_WARN
:
639 ui_warn(fdisk_ask_print_get_mesg(ask
));
641 case FDISK_ASKTYPE_MENU
:
642 ask_menu(ask
, (struct cfdisk
*) data
);
645 ui_warnx(_("internal error: unsupported dialog type %d"),
646 fdisk_ask_get_type(ask
));
652 static int ui_end(void)
657 #if defined(HAVE_SLCURSES_H) || defined(HAVE_SLANG_SLCURSES_H)
658 SLsmg_gotorc(ui_lines
- 1, 0);
661 mvcur(0, ui_cols
- 1, ui_lines
-1, 0);
671 static void ui_vprint_center(size_t line
, int attrs
, const char *fmt
, va_list ap
)
679 xvasprintf(&buf
, fmt
, ap
);
681 width
= mbs_safe_width(buf
);
682 if (width
> (size_t) ui_cols
) {
683 char *p
= strrchr(buf
+ ui_cols
, ' ');
687 if (line
+ 1 >= ui_lines
)
690 mvaddstr(line
, 0, buf
);
691 mvaddstr(line
+ 1, 0, p
+1);
695 mvaddstr(line
, (ui_cols
- width
) / 2, buf
);
701 static void ui_center(size_t line
, const char *fmt
, ...)
705 ui_vprint_center(line
, 0, fmt
, ap
);
709 static void ui_warnx(const char *fmt
, ...)
714 ui_vprint_center(WARN_LINE
,
715 colors_wanted() ? COLOR_PAIR(CFDISK_CL_WARNING
) : 0,
718 vfprintf(stderr
, fmt
, ap
);
724 static void ui_warn(const char *fmt
, ...)
729 xasprintf(&fmt_m
, "%s: %m", fmt
);
733 ui_vprint_center(WARN_LINE
,
734 colors_wanted() ? COLOR_PAIR(CFDISK_CL_WARNING
) : 0,
737 vfprintf(stderr
, fmt_m
, ap
);
744 static void ui_clean_warn(void)
750 static int __attribute__((__noreturn__
)) ui_err(int rc
, const char *fmt
, ...)
756 fprintf(stderr
, "%s: ", program_invocation_short_name
);
757 vfprintf(stderr
, fmt
, ap
);
758 fprintf(stderr
, ": %s\n", strerror(errno
));
764 static int __attribute__((__noreturn__
)) ui_errx(int rc
, const char *fmt
, ...)
770 fprintf(stderr
, "%s: ", program_invocation_short_name
);
771 vfprintf(stderr
, fmt
, ap
);
778 static void ui_info(const char *fmt
, ...)
783 ui_vprint_center(INFO_LINE
,
784 colors_wanted() ? COLOR_PAIR(CFDISK_CL_INFO
) : 0,
787 vfprintf(stdout
, fmt
, ap
);
793 static void ui_clean_info(void)
799 static void ui_hint(const char *fmt
, ...)
804 ui_vprint_center(HINT_LINE
, A_BOLD
, fmt
, ap
);
806 vfprintf(stdout
, fmt
, ap
);
812 static void ui_clean_hint(void)
819 static void sig_handler_die(int dummy
__attribute__((__unused__
)))
824 static void sig_handler_resize(int dummy
__attribute__((__unused__
)))
829 static void menu_refresh_size(struct cfdisk
*cf
)
831 if (cf
->menu
&& cf
->menu
->nitems
)
832 cf
->menu
->page_sz
= (cf
->menu
->nitems
/ (ui_lines
- 4)) ? ui_lines
- 4 : 0;
835 static void menu_update_ignore(struct cfdisk
*cf
)
837 char ignore
[128] = { 0 };
839 struct cfdisk_menu
*m
;
840 struct cfdisk_menuitem
*d
, *org
= NULL
;
845 assert(cf
->menu
->ignore_cb
);
848 DBG(MENU
, ul_debug("update menu ignored keys"));
850 i
= m
->ignore_cb(cf
, ignore
, sizeof(ignore
));
853 /* return if no change */
854 if ((!m
->ignore
&& !*ignore
)
855 || (m
->ignore
&& *ignore
&& strcmp(m
->ignore
, ignore
) == 0)) {
860 org
= menu_get_menuitem(cf
, m
->idx
);
863 m
->ignore
= xstrdup(ignore
);
866 for (d
= m
->items
; d
->name
; d
++) {
867 if (m
->ignore
&& strchr(m
->ignore
, d
->key
))
872 DBG(MENU
, ul_debug("update menu preferred keys"));
874 /* refresh menu index to be at the same menuitem or go to the first */
875 if (org
&& menu_get_menuitem_by_key(cf
, org
->key
, &idx
))
877 else if (m
->prefkey
&& menu_get_menuitem_by_key(cf
, m
->prefkey
, &idx
))
882 menu_refresh_size(cf
);
885 static struct cfdisk_menu
*menu_push(
887 struct cfdisk_menuitem
*items
)
889 struct cfdisk_menu
*m
= xcalloc(1, sizeof(*m
));
890 struct cfdisk_menuitem
*d
;
894 DBG(MENU
, ul_debug("new menu"));
899 for (d
= m
->items
; d
->name
; d
++) {
900 const char *name
= _(d
->name
);
901 size_t len
= mbs_safe_width(name
);
909 menu_refresh_size(cf
);
913 static struct cfdisk_menu
*menu_pop(struct cfdisk
*cf
)
915 struct cfdisk_menu
*m
= NULL
;
919 DBG(MENU
, ul_debug("pop menu"));
923 free(cf
->menu
->ignore
);
924 free(cf
->menu
->title
);
931 static void menu_set_title(struct cfdisk_menu
*m
, const char *title
)
936 size_t len
= mbs_safe_width(title
);
937 if (len
+ MENU_TITLE_PADDING
> m
->width
)
938 m
->width
= len
+ MENU_TITLE_PADDING
;
939 str
= xstrdup(title
);
945 static int ui_init(struct cfdisk
*cf
__attribute__((__unused__
)))
949 DBG(UI
, ul_debug("init"));
951 /* setup SIGCHLD handler */
952 sigemptyset(&sa
.sa_mask
);
954 sa
.sa_handler
= sig_handler_die
;
955 sigaction(SIGINT
, &sa
, NULL
);
956 sigaction(SIGTERM
, &sa
, NULL
);
958 sa
.sa_handler
= sig_handler_resize
;
959 sigaction(SIGWINCH
, &sa
, NULL
);
964 #ifdef HAVE_USE_DEFAULT_COLORS
965 if (colors_wanted() && has_colors()) {
969 use_default_colors();
970 for (i
= 1; i
< ARRAY_SIZE(color_pairs
); i
++) /* yeah, start from 1! */
971 init_pair(i
, color_pairs
[i
][0], color_pairs
[i
][1]);
981 keypad(stdscr
, TRUE
);
987 #define MENU_H_ITEMWIDTH(m) ( MENU_H_PRESTR_SZ \
993 #define MENU_V_ITEMWIDTH(m) (MENU_V_SPADDING + (m)->width + MENU_V_SPADDING)
996 static size_t menuitem_get_line(struct cfdisk
*cf
, size_t idx
)
998 struct cfdisk_menu
*m
= cf
->menu
;
1001 if (!m
->page_sz
) /* small menu */
1002 return (ui_lines
- (cf
->menu
->nitems
+ 1)) / 2 + idx
;
1003 return (idx
% m
->page_sz
) + 1;
1007 size_t len
= MENU_H_ITEMWIDTH(m
) + MENU_H_BETWEEN
; /** item width */
1008 size_t items
= ui_cols
/ len
; /* items per line */
1012 return MENU_START_LINE
+ ((idx
/ items
));
1016 static int menuitem_get_column(struct cfdisk
*cf
, size_t idx
)
1018 if (cf
->menu
->vertical
) {
1019 size_t nc
= MENU_V_ITEMWIDTH(cf
->menu
);
1020 if ((size_t) ui_cols
<= nc
)
1022 return (ui_cols
- nc
) / 2;
1026 size_t len
= MENU_H_ITEMWIDTH(cf
->menu
) + MENU_H_BETWEEN
; /* item width */
1027 size_t items
= ui_cols
/ len
; /* items per line */
1028 size_t extra
= items
< cf
->menu
->nitems
? /* extra space on line */
1029 ui_cols
% len
: /* - multi-line menu */
1030 ui_cols
- (cf
->menu
->nitems
* len
); /* - one line menu */
1033 return 0; /* hmm... no space */
1035 extra
+= MENU_H_BETWEEN
; /* add padding after last item to extra */
1038 return (idx
* len
) + (extra
/ 2);
1039 return ((idx
% items
) * len
) + (extra
/ 2);
1043 static int menuitem_on_page(struct cfdisk
*cf
, size_t idx
)
1045 struct cfdisk_menu
*m
= cf
->menu
;
1047 if (m
->page_sz
== 0 ||
1048 m
->idx
/ m
->page_sz
== idx
/ m
->page_sz
)
1053 static struct cfdisk_menuitem
*menu_get_menuitem(struct cfdisk
*cf
, size_t idx
)
1055 struct cfdisk_menuitem
*d
;
1058 for (i
= 0, d
= cf
->menu
->items
; d
->name
; d
++) {
1059 if (cf
->menu
->ignore
&& strchr(cf
->menu
->ignore
, d
->key
))
1068 static struct cfdisk_menuitem
*menu_get_menuitem_by_key(struct cfdisk
*cf
,
1069 int key
, size_t *idx
)
1071 struct cfdisk_menuitem
*d
;
1073 for (*idx
= 0, d
= cf
->menu
->items
; d
->name
; d
++) {
1074 if (cf
->menu
->ignore
&& strchr(cf
->menu
->ignore
, d
->key
))
1084 static void ui_draw_menuitem(struct cfdisk
*cf
,
1085 struct cfdisk_menuitem
*d
,
1091 const size_t buf_sz
= 80 * MB_CUR_MAX
;
1092 int ln
, cl
, vert
= cf
->menu
->vertical
;
1094 if (!menuitem_on_page(cf
, idx
))
1095 return; /* no visible item */
1096 ln
= menuitem_get_line(cf
, idx
);
1097 cl
= menuitem_get_column(cf
, idx
);
1099 ptr
= buf
= xmalloc(buf_sz
);
1102 width
= cf
->menu
->width
+ MENU_V_SPADDING
;
1103 memset(ptr
, ' ', MENU_V_SPADDING
);
1104 ptr
+= MENU_V_SPADDING
;
1106 width
= MENU_H_SPADDING
+ cf
->menu
->width
+ MENU_H_SPADDING
;
1109 mbsalign(name
, ptr
, buf_sz
, &width
,
1110 vert
? MBS_ALIGN_LEFT
: MBS_ALIGN_CENTER
,
1113 DBG(MENU
, ul_debug("menuitem: cl=%d, ln=%d, item='%s'",
1117 mvaddch(ln
, cl
- 1, ACS_VLINE
);
1118 mvaddch(ln
, cl
+ MENU_V_ITEMWIDTH(cf
->menu
), ACS_VLINE
);
1121 if (cf
->menu
->idx
== idx
)
1125 mvprintw(ln
, cl
, "%s", buf
);
1127 mvprintw(ln
, cl
, "%s%s%s", MENU_H_PRESTR
, buf
, MENU_H_POSTSTR
);
1130 if (cf
->menu
->idx
== idx
) {
1133 ui_hint(_(d
->desc
));
1137 static void ui_clean_menu(struct cfdisk
*cf
)
1141 struct cfdisk_menu
*m
= cf
->menu
;
1142 size_t ln
= menuitem_get_line(cf
, 0);
1145 lastline
= ln
+ (m
->page_sz
? m
->page_sz
: m
->nitems
);
1147 lastline
= menuitem_get_line(cf
, m
->nitems
);
1149 for (i
= ln
; i
<= lastline
; i
++) {
1152 DBG(MENU
, ul_debug("clean_menu: line %zu", i
));
1161 static void ui_draw_menu(struct cfdisk
*cf
)
1163 struct cfdisk_menuitem
*d
;
1164 struct cfdisk_menu
*m
;
1166 size_t ln
= menuitem_get_line(cf
, 0);
1172 DBG(MENU
, ul_debug("draw start"));
1178 nlines
= m
->page_sz
? m
->page_sz
: m
->nitems
;
1180 nlines
= menuitem_get_line(cf
, m
->nitems
);
1183 menu_update_ignore(cf
);
1185 while ((d
= menu_get_menuitem(cf
, i
)))
1186 ui_draw_menuitem(cf
, d
, i
++);
1189 size_t cl
= menuitem_get_column(cf
, 0);
1190 size_t curpg
= m
->page_sz
? m
->idx
/ m
->page_sz
: 0;
1192 /* corners and horizontal lines */
1193 mvaddch(ln
- 1, cl
- 1, ACS_ULCORNER
);
1194 mvaddch(ln
+ nlines
, cl
- 1, ACS_LLCORNER
);
1196 for (i
= 0; i
< MENU_V_ITEMWIDTH(m
); i
++) {
1197 mvaddch(ln
- 1, cl
+ i
, ACS_HLINE
);
1198 mvaddch(ln
+ nlines
, cl
+ i
, ACS_HLINE
);
1201 mvaddch(ln
- 1, cl
+ i
, ACS_URCORNER
);
1202 mvaddch(ln
+ nlines
, cl
+ i
, ACS_LRCORNER
);
1204 /* draw also lines around empty lines on last page */
1206 m
->nitems
/ m
->page_sz
== m
->idx
/ m
->page_sz
) {
1207 for (i
= m
->nitems
% m
->page_sz
+ 1; i
<= m
->page_sz
; i
++) {
1208 mvaddch(i
, cl
- 1, ACS_VLINE
);
1209 mvaddch(i
, cl
+ MENU_V_ITEMWIDTH(m
), ACS_VLINE
);
1214 mvprintw(ln
- 1, cl
, " %s ", m
->title
);
1218 mvaddch(ln
- 1, cl
+ MENU_V_ITEMWIDTH(m
) - 2, ACS_UARROW
);
1219 if (m
->page_sz
&& curpg
< m
->nitems
/ m
->page_sz
)
1220 mvaddch(ln
+ nlines
, cl
+ MENU_V_ITEMWIDTH(m
) - 2, ACS_DARROW
);
1223 DBG(MENU
, ul_debug("draw end."));
1226 inline static int extra_insert_pair(struct cfdisk_line
*l
, const char *name
, const char *data
)
1228 struct libscols_line
*lsl
;
1234 if (!data
|| !*data
)
1237 lsl
= scols_table_new_line(l
->extra
, NULL
);
1241 rc
= scols_line_set_data(lsl
, 0, name
);
1243 rc
= scols_line_set_data(lsl
, 1, data
);
1248 #ifndef HAVE_LIBMOUNT
1249 static char *get_mountpoint( struct cfdisk
*cf
__attribute__((unused
)),
1250 const char *tagname
__attribute__((unused
)),
1251 const char *tagdata
__attribute__((unused
)))
1256 static char *get_mountpoint(struct cfdisk
*cf
, const char *tagname
, const char *tagdata
)
1258 struct libmnt_fs
*fs
= NULL
;
1259 char *target
= NULL
;
1265 DBG(UI
, ul_debug("asking for mountpoint [%s=%s]", tagname
, tagdata
));
1268 cf
->mntcache
= mnt_new_cache();
1270 /* 1st try between mounted filesystems */
1272 cf
->mtab
= mnt_new_table();
1274 mnt_table_set_cache(cf
->mtab
, cf
->mntcache
);
1275 mnt_table_parse_mtab(cf
->mtab
, NULL
);
1280 fs
= mnt_table_find_tag(cf
->mtab
, tagname
, tagdata
, MNT_ITER_FORWARD
);
1285 cf
->fstab
= mnt_new_table();
1287 mnt_table_set_cache(cf
->fstab
, cf
->mntcache
);
1288 if (mnt_table_parse_fstab(cf
->fstab
, NULL
) != 0) {
1289 mnt_unref_table(cf
->fstab
);
1295 fs
= mnt_table_find_tag(cf
->fstab
, tagname
, tagdata
, MNT_ITER_FORWARD
);
1301 xasprintf(&target
, _("%s (mounted)"), mnt_fs_get_target(fs
));
1303 target
= xstrdup(mnt_fs_get_target(fs
));
1308 #endif /* HAVE_LIBMOUNT */
1310 static void extra_prepare_data(struct cfdisk
*cf
)
1312 struct fdisk_partition
*pa
= get_current_partition(cf
);
1313 struct cfdisk_line
*l
= &cf
->lines
[cf
->lines_idx
];
1315 char *mountpoint
= NULL
;
1317 DBG(UI
, ul_debug("preparing extra data"));
1319 /* string data should not equal an empty string */
1320 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_NAME
, &data
) && data
) {
1321 extra_insert_pair(l
, _("Partition name:"), data
);
1323 mountpoint
= get_mountpoint(cf
, "PARTLABEL", data
);
1327 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_UUID
, &data
) && data
) {
1328 extra_insert_pair(l
, _("Partition UUID:"), data
);
1330 mountpoint
= get_mountpoint(cf
, "PARTUUID", data
);
1334 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_TYPE
, &data
) && data
) {
1335 char *code
= NULL
, *type
= NULL
;
1337 fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_TYPEID
, &code
);
1338 xasprintf(&type
, "%s (%s)", data
, code
);
1340 extra_insert_pair(l
, _("Partition type:"), type
);
1346 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_ATTR
, &data
) && data
) {
1347 extra_insert_pair(l
, _("Attributes:"), data
);
1351 /* for numeric data, only show non-zero rows */
1352 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_BSIZE
, &data
) && data
) {
1354 extra_insert_pair(l
, "BSIZE:", data
);
1358 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_CPG
, &data
) && data
) {
1360 extra_insert_pair(l
, "CPG:", data
);
1364 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_FSIZE
, &data
) && data
) {
1366 extra_insert_pair(l
, "FSIZE:", data
);
1370 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_FSUUID
, &data
) && data
) {
1371 extra_insert_pair(l
, _("Filesystem UUID:"), data
);
1373 mountpoint
= get_mountpoint(cf
, "UUID", data
);
1377 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_FSLABEL
, &data
) && data
) {
1378 extra_insert_pair(l
, _("Filesystem LABEL:"), data
);
1380 mountpoint
= get_mountpoint(cf
, "LABEL", data
);
1383 if (!fdisk_partition_to_string(pa
, cf
->cxt
, FDISK_FIELD_FSTYPE
, &data
) && data
) {
1384 extra_insert_pair(l
, _("Filesystem:"), data
);
1389 extra_insert_pair(l
, _("Mountpoint:"), mountpoint
);
1394 static int ui_draw_extra(struct cfdisk
*cf
)
1398 struct cfdisk_line
*ln
= &cf
->lines
[cf
->lines_idx
];
1399 char *tbstr
= NULL
, *end
;
1400 int win_ex_start_line
, win_height
, tblen
;
1403 if (!cf
->show_extra
)
1406 DBG(UI
, ul_debug("draw extra"));
1411 wclear(cf
->act_win
);
1415 if (scols_table_is_empty(ln
->extra
)) {
1416 extra_prepare_data(cf
);
1417 if (scols_table_is_empty(ln
->extra
))
1421 ndatalines
= fdisk_table_get_nents(cf
->table
) + 1;
1423 /* nents + header + one free line */
1424 win_ex_start_line
= TABLE_START_LINE
+ ndatalines
;
1425 win_height
= MENU_START_LINE
- win_ex_start_line
;
1426 tblen
= scols_table_get_nlines(ln
->extra
);
1428 /* we can't get a single line of data under the partlist*/
1432 /* number of data lines + 2 for top/bottom lines */
1433 win_height
= win_height
< tblen
+ 2 ? win_height
: tblen
+ 2;
1435 if ((size_t) win_ex_start_line
+ win_height
+ 1 < MENU_START_LINE
)
1436 win_ex_start_line
= MENU_START_LINE
- win_height
;
1438 win_ex
= subwin(stdscr
, win_height
, ui_cols
- 2, win_ex_start_line
, 1);
1440 scols_table_reduce_termwidth(ln
->extra
, 4);
1441 scols_print_table_to_string(ln
->extra
, &tbstr
);
1444 while ((end
= strchr(end
, '\n')))
1450 while (--win_height
> 1) {
1451 mvwaddstr(win_ex
, wline
++, 1 /* window column*/, tbstr
);
1452 tbstr
+= strlen(tbstr
) + 1;
1459 DBG(UI
, ul_debug("draw window: %p", win_ex
));
1463 cf
->act_win
= ln
->w
= win_ex
;
1467 static void ui_menu_goto(struct cfdisk
*cf
, int where
)
1469 struct cfdisk_menuitem
*d
;
1472 /* stop and begin/end for vertical menus */
1473 if (cf
->menu
->vertical
) {
1476 else if (where
> (int) cf
->menu
->nitems
- 1)
1477 where
= cf
->menu
->nitems
- 1;
1479 /* continue from begin/end */
1481 where
= cf
->menu
->nitems
- 1;
1482 else if ((size_t) where
> cf
->menu
->nitems
- 1)
1485 if ((size_t) where
== cf
->menu
->idx
)
1490 old
= cf
->menu
->idx
;
1491 cf
->menu
->idx
= where
;
1493 if (!menuitem_on_page(cf
, old
)) {
1498 d
= menu_get_menuitem(cf
, old
);
1499 ui_draw_menuitem(cf
, d
, old
);
1501 d
= menu_get_menuitem(cf
, where
);
1502 ui_draw_menuitem(cf
, d
, where
);
1506 static int ui_menu_move(struct cfdisk
*cf
, int key
)
1508 struct cfdisk_menu
*m
;
1513 if (key
== (int) ERR
)
1514 return 0; /* ignore errors */
1518 DBG(MENU
, ul_debug("menu move key >%c<.", key
));
1524 case '\016': /* ^N */
1525 case 'j': /* Vi-like alternative */
1526 ui_menu_goto(cf
, m
->idx
+ 1);
1529 case '\020': /* ^P */
1530 case 'k': /* Vi-like alternative */
1531 ui_menu_goto(cf
, (int) m
->idx
- 1);
1535 ui_menu_goto(cf
, (int) m
->idx
- m
->page_sz
);
1540 ui_menu_goto(cf
, 0);
1544 ui_menu_goto(cf
, m
->idx
+ m
->page_sz
);
1549 ui_menu_goto(cf
, m
->nitems
);
1556 ui_menu_goto(cf
, m
->idx
+ 1);
1562 ui_menu_goto(cf
, (int) m
->idx
- 1);
1567 if (key
== '\014') { /* ^L refresh */
1572 DBG(MENU
, ul_debug(" no menu move key"));
1576 /* but don't call me from ui_run(), this is for pop-up menus only */
1577 static void ui_menu_resize(struct cfdisk
*cf
)
1579 DBG(MENU
, ul_debug("menu resize/refresh"));
1582 menu_refresh_size(cf
);
1587 static int partition_on_page(struct cfdisk
*cf
, size_t i
)
1589 if (cf
->page_sz
== 0 ||
1590 cf
->lines_idx
/ cf
->page_sz
== i
/ cf
->page_sz
)
1595 static void ui_draw_partition(struct cfdisk
*cf
, size_t i
)
1597 int ln
= TABLE_START_LINE
+ 1 + i
; /* skip table header */
1598 int cl
= ARROW_CURSOR_WIDTH
; /* we need extra space for cursor */
1599 int cur
= cf
->lines_idx
== i
;
1603 if (!partition_on_page(cf
, i
))
1605 ln
= TABLE_START_LINE
+ (i
% cf
->page_sz
) + 1;
1606 curpg
= cf
->lines_idx
/ cf
->page_sz
;
1610 "draw partition %zu [page_sz=%zu, "
1611 "line=%d, idx=%zu]",
1612 i
, cf
->page_sz
, ln
, cf
->lines_idx
));
1616 mvaddstr(ln
, 0, ARROW_CURSOR_STRING
);
1617 mvaddstr(ln
, cl
, cf
->lines
[i
+ 1].data
);
1622 if (colors_wanted() && is_freespace(cf
, i
)) {
1623 attron(COLOR_PAIR(CFDISK_CL_FREESPACE
));
1626 mvaddstr(ln
, 0, ARROW_CURSOR_DUMMY
);
1627 mvaddstr(ln
, cl
, cf
->lines
[i
+ 1].data
);
1629 attroff(COLOR_PAIR(CFDISK_CL_FREESPACE
));
1632 if ((size_t) ln
== MENU_START_LINE
- 1 &&
1633 cf
->page_sz
&& curpg
< cf
->nlines
/ cf
->page_sz
) {
1636 mvaddch(ln
, ui_cols
- 1, ACS_DARROW
);
1637 mvaddch(ln
, 0, ACS_DARROW
);
1644 static int ui_draw_table(struct cfdisk
*cf
)
1646 int cl
= ARROW_CURSOR_WIDTH
;
1647 size_t i
, nparts
= fdisk_table_get_nents(cf
->table
);
1648 size_t curpg
= cf
->page_sz
? cf
->lines_idx
/ cf
->page_sz
: 0;
1650 DBG(UI
, ul_debug("draw table"));
1652 for (i
= TABLE_START_LINE
; i
<= TABLE_START_LINE
+ cf
->page_sz
; i
++) {
1657 if (nparts
== 0 || (size_t) cf
->lines_idx
> nparts
- 1)
1658 cf
->lines_idx
= nparts
? nparts
- 1 : 0;
1662 mvaddstr(TABLE_START_LINE
, cl
, cf
->lines
[0].data
);
1665 /* print partitions */
1666 for (i
= 0; i
< nparts
; i
++)
1667 ui_draw_partition(cf
, i
);
1670 mvaddch(TABLE_START_LINE
, ui_cols
- 1, ACS_UARROW
);
1671 mvaddch(TABLE_START_LINE
, 0, ACS_UARROW
);
1673 if (cf
->page_sz
&& curpg
< cf
->nlines
/ cf
->page_sz
) {
1674 mvaddch(MENU_START_LINE
- 1, ui_cols
- 1, ACS_DARROW
);
1675 mvaddch(MENU_START_LINE
- 1, 0, ACS_DARROW
);
1680 static int ui_table_goto(struct cfdisk
*cf
, int where
)
1683 size_t nparts
= fdisk_table_get_nents(cf
->table
);
1685 DBG(UI
, ul_debug("goto table %d", where
));
1689 else if ((size_t) where
> nparts
- 1)
1692 if ((size_t) where
== cf
->lines_idx
)
1695 old
= cf
->lines_idx
;
1696 cf
->lines_idx
= where
;
1698 if (!partition_on_page(cf
, old
) ||!partition_on_page(cf
, where
))
1701 ui_draw_partition(cf
, old
); /* cleanup old */
1702 ui_draw_partition(cf
, where
); /* draw new */
1712 static int ui_refresh(struct cfdisk
*cf
)
1714 struct fdisk_label
*lb
;
1716 uint64_t bytes
= fdisk_get_nsectors(cf
->cxt
) * fdisk_get_sector_size(cf
->cxt
);
1722 strsz
= size_to_human_string(SIZE_DECIMAL_2DIGITS
1724 | SIZE_SUFFIX_3LETTER
, bytes
);
1726 lb
= fdisk_get_label(cf
->cxt
, NULL
);
1733 ui_center(0, _("Disk: %s"), fdisk_get_devname(cf
->cxt
));
1735 ui_center(1, _("Size: %s, %"PRIu64
" bytes, %ju sectors"),
1736 strsz
, bytes
, (uintmax_t) fdisk_get_nsectors(cf
->cxt
));
1737 if (fdisk_get_disklabel_id(cf
->cxt
, &id
) == 0 && id
)
1738 ui_center(2, _("Label: %s, identifier: %s"),
1739 fdisk_label_get_name(lb
), id
);
1741 ui_center(2, _("Label: %s"), fdisk_label_get_name(lb
));
1751 static ssize_t
ui_get_string(const char *prompt
,
1752 const char *hint
, char *buf
, size_t len
)
1754 int ln
= MENU_START_LINE
, cl
= 1;
1756 struct mbs_editor
*edit
;
1758 DBG(UI
, ul_debug("ui get string"));
1770 mvaddstr(ln
, cl
, prompt
);
1771 cl
+= mbs_safe_width(prompt
);
1774 edit
= mbs_new_edit(buf
, len
, ui_cols
- cl
);
1778 mbs_edit_goto(edit
, MBS_EDIT_END
);
1788 wint_t c
; /* we have fallback in widechar.h */
1792 mvaddstr(ln
, cl
, edit
->buf
);
1793 move(ln
, cl
+ edit
->cursor_cells
);
1796 #if !defined(HAVE_SLCURSES_H) && !defined(HAVE_SLANG_SLCURSES_H) && \
1797 defined(HAVE_LIBNCURSESW) && defined(HAVE_WIDECHAR)
1798 if (get_wch(&c
) == ERR
) {
1800 if ((c
= getch()) == (wint_t) ERR
) {
1808 if (!isatty(STDIN_FILENO
))
1814 DBG(UI
, ul_debug("ui get string: key=%lc", c
));
1816 if (c
== '\r' || c
== '\n' || c
== KEY_ENTER
)
1823 rc
= -CFDISK_ERR_ESC
;
1826 rc
= mbs_edit_goto(edit
, MBS_EDIT_LEFT
);
1829 rc
= mbs_edit_goto(edit
, MBS_EDIT_RIGHT
);
1832 rc
= mbs_edit_goto(edit
, MBS_EDIT_END
);
1835 rc
= mbs_edit_goto(edit
, MBS_EDIT_HOME
);
1841 rc
= mbs_edit_delete(edit
);
1846 rc
= mbs_edit_backspace(edit
);
1849 rc
= mbs_edit_insert(edit
, c
);
1859 rc
= strlen(edit
->buf
); /* success */
1865 mbs_free_edit(edit
);
1870 static int ui_get_size(struct cfdisk
*cf
, /* context */
1871 const char *prompt
, /* UI dialog string */
1872 uint64_t *res
, /* result in bytes */
1873 uint64_t low
, /* minimal size */
1874 uint64_t up
, /* maximal size */
1875 int *expsize
) /* explicitly specified size */
1880 char *dflt
= size_to_human_string(0, *res
);
1882 DBG(UI
, ul_debug("get_size (default=%"PRIu64
")", *res
));
1886 snprintf(buf
, sizeof(buf
), "%s", dflt
);
1889 int pwr
= 0, insec
= 0;
1891 rc
= ui_get_string(prompt
,
1892 _("May be followed by M for MiB, G for GiB, "
1893 "T for TiB, or S for sectors."),
1898 ui_warnx(_("Please, specify size."));
1899 continue; /* nothing specified */
1900 } if (rc
== -CFDISK_ERR_ESC
)
1901 break; /* cancel dialog */
1903 if (strcmp(buf
, dflt
) == 0)
1904 user
= *res
, rc
= 0; /* no change, use default */
1906 size_t len
= strlen(buf
);
1907 if (buf
[len
- 1] == 'S' || buf
[len
- 1] == 's') {
1909 buf
[len
- 1] = '\0';
1911 rc
= parse_size(buf
, (uintmax_t *)&user
, &pwr
); /* parse */
1915 DBG(UI
, ul_debug("get_size user=%"PRIu64
", power=%d, in-sectors=%s",
1916 user
, pwr
, insec
? "yes" : "no"));
1918 user
*= fdisk_get_sector_size(cf
->cxt
);
1920 ui_warnx(_("Minimum size is %"PRIu64
" bytes."), low
);
1923 if (user
> up
&& pwr
&& user
< up
+ (1ULL << pwr
* 10))
1924 /* ignore when the user specified size overflow
1925 * with in range specified by suffix (e.g. MiB) */
1929 ui_warnx(_("Maximum size is %"PRIu64
" bytes."), up
);
1932 if (rc
== 0 && insec
&& expsize
)
1936 ui_warnx(_("Failed to parse size."));
1943 DBG(UI
, ul_debug("get_size (result=%"PRIu64
", rc=%zd)", *res
, rc
));
1947 static struct fdisk_parttype
*ui_get_parttype(struct cfdisk
*cf
,
1948 struct fdisk_parttype
*cur
)
1950 struct cfdisk_menuitem
*d
, *cm
;
1951 size_t i
= 0, nitems
, idx
= 0;
1952 struct fdisk_parttype
*t
= NULL
;
1953 struct fdisk_label
*lb
;
1956 DBG(UI
, ul_debug("asking for parttype."));
1958 lb
= fdisk_get_label(cf
->cxt
, NULL
);
1960 /* create cfdisk menu according to label types, note that the
1961 * last cm[] item has to be empty -- so nitems + 1 */
1962 nitems
= fdisk_label_get_nparttypes(lb
);
1966 cm
= xcalloc(nitems
+ 1, sizeof(struct cfdisk_menuitem
));
1970 codetypes
= fdisk_label_has_code_parttypes(lb
);
1972 for (i
= 0; i
< nitems
; i
++) {
1973 const struct fdisk_parttype
*x
= fdisk_label_get_parttype(lb
, i
);
1976 cm
[i
].userdata
= (void *) x
;
1978 xasprintf(&name
, "%2x %s",
1979 fdisk_parttype_get_code(x
),
1980 _(fdisk_parttype_get_name(x
)));
1982 name
= (char *) _(fdisk_parttype_get_name(x
));
1983 cm
[i
].desc
= fdisk_parttype_get_string(x
);
1990 /* make the new menu active */
1992 cf
->menu
->vertical
= 1;
1993 cf
->menu
->idx
= idx
;
1994 menu_set_title(cf
->menu
, _("Select partition type"));
2005 if (ui_menu_move(cf
, key
) == 0)
2012 d
= menu_get_menuitem(cf
, cf
->menu
->idx
);
2014 t
= (struct fdisk_parttype
*) d
->userdata
;
2028 for (i
= 0; i
< nitems
; i
++)
2029 free((char *) cm
[i
].name
);
2032 DBG(UI
, ul_debug("get parrtype done [type=%s] ", t
?
2033 fdisk_parttype_get_name(t
) : NULL
));
2037 static int ui_script_read(struct cfdisk
*cf
)
2039 struct fdisk_script
*sc
= NULL
;
2040 char buf
[PATH_MAX
] = { 0 };
2044 rc
= ui_get_string( _("Enter script file name: "),
2045 _("The script file will be applied to in-memory partition table."),
2052 sc
= fdisk_new_script_from_file(cf
->cxt
, buf
);
2054 ui_warn(_("Cannot open %s"), buf
);
2056 ui_warnx(_("Failed to parse script file %s"), buf
);
2057 else if (fdisk_apply_script(cf
->cxt
, sc
) != 0)
2058 ui_warnx(_("Failed to apply script %s"), buf
);
2063 fdisk_unref_script(sc
);
2067 static int ui_script_write(struct cfdisk
*cf
)
2069 struct fdisk_script
*sc
= NULL
;
2070 char buf
[PATH_MAX
] = { 0 };
2074 rc
= ui_get_string( _("Enter script file name: "),
2075 _("The current in-memory partition table will be dumped to the file."),
2081 sc
= fdisk_new_script(cf
->cxt
);
2083 ui_warn(_("Failed to allocate script handler"));
2087 rc
= fdisk_script_read_context(sc
, NULL
);
2089 ui_warnx(_("Failed to read disk layout into script."));
2093 DBG(UI
, ul_debug("writing dump into: '%s'", buf
));
2094 f
= fopen(buf
, "w");
2096 ui_warn(_("Cannot open %s"), buf
);
2101 rc
= fdisk_script_write_file(sc
, f
);
2103 ui_info(_("Disk layout successfully dumped."));
2106 ui_warn(_("Failed to write script %s"), buf
);
2109 fdisk_unref_script(sc
);
2113 /* prints menu with libfdisk labels and waits for users response */
2114 static int ui_create_label(struct cfdisk
*cf
)
2116 struct cfdisk_menuitem
*d
, *cm
;
2117 int rc
= 1, refresh_menu
= 1;
2118 size_t i
= 0, nitems
;
2119 struct fdisk_label
*lb
= NULL
;
2123 DBG(UI
, ul_debug("asking for new disklabe."));
2125 /* create cfdisk menu according to libfdisk labels, note that the
2126 * last cm[] item has to be empty -- so nitems + 1 */
2127 nitems
= fdisk_get_nlabels(cf
->cxt
);
2128 cm
= xcalloc(nitems
+ 1, sizeof(struct cfdisk_menuitem
));
2130 while (fdisk_next_label(cf
->cxt
, &lb
) == 0) {
2131 if (fdisk_label_is_disabled(lb
) ||
2132 fdisk_label_get_type(lb
) == FDISK_DISKLABEL_BSD
)
2134 cm
[i
++].name
= fdisk_label_get_name(lb
);
2139 /* make the new menu active */
2141 cf
->menu
->vertical
= 1;
2142 menu_set_title(cf
->menu
, _("Select label type"));
2144 if (!cf
->zero_start
)
2145 ui_info(_("Device does not contain a recognized partition table."));
2153 ui_hint(_("Select a type to create a new label, press 'L' to load script file, 'Q' quits."));
2164 if (ui_menu_move(cf
, key
) == 0)
2170 d
= menu_get_menuitem(cf
, cf
->menu
->idx
);
2172 rc
= fdisk_create_disklabel(cf
->cxt
, d
->name
);
2180 rc
= ui_script_read(cf
);
2193 DBG(UI
, ul_debug("create label done [rc=%d] ", rc
));
2198 static int ui_help(void)
2201 static const char *help
[] = {
2202 N_("This is cfdisk, a curses-based disk partitioning program."),
2203 N_("It lets you create, delete, and modify partitions on a block device."),
2205 N_("Command Meaning"),
2206 N_("------- -------"),
2207 N_(" b Toggle bootable flag of the current partition"),
2208 N_(" d Delete the current partition"),
2209 N_(" h Print this screen"),
2210 N_(" n Create new partition from free space"),
2211 N_(" q Quit program without writing partition table"),
2212 N_(" s Fix partitions order (only when in disarray)"),
2213 N_(" t Change the partition type"),
2214 N_(" u Dump disk layout to sfdisk compatible script file"),
2215 N_(" W Write partition table to disk (you must enter uppercase W);"),
2216 N_(" since this might destroy data on the disk, you must either"),
2217 N_(" confirm or deny the write by entering 'yes' or 'no'"),
2218 N_(" x Display/hide extra information about a partition"),
2219 N_("Up Arrow Move cursor to the previous partition"),
2220 N_("Down Arrow Move cursor to the next partition"),
2221 N_("Left Arrow Move cursor to the previous menu item"),
2222 N_("Right Arrow Move cursor to the next menu item"),
2224 N_("Note: All of the commands can be entered with either upper or lower"),
2225 N_("case letters (except for Write)."),
2227 N_("Use lsblk(8) or partx(8) to see more details about the device."),
2230 "Copyright (C) 2014-2017 Karel Zak <kzak@redhat.com>"
2234 for (i
= 0; i
< ARRAY_SIZE(help
); i
++)
2235 mvaddstr(i
, 1, _(help
[i
]));
2237 ui_info(_("Press a key to continue."));
2246 /* TODO: use @sz, now 128bytes */
2247 static int main_menu_ignore_keys(struct cfdisk
*cf
, char *ignore
,
2248 size_t sz
__attribute__((__unused__
)))
2250 struct fdisk_partition
*pa
= get_current_partition(cf
);
2255 if (fdisk_partition_is_freespace(pa
)) {
2256 ignore
[i
++] = 'd'; /* delete */
2257 ignore
[i
++] = 't'; /* set type */
2258 ignore
[i
++] = 'b'; /* set bootable */
2259 ignore
[i
++] = 'r'; /* resize */
2260 cf
->menu
->prefkey
= 'n';
2262 cf
->menu
->prefkey
= 'q';
2264 if (!fdisk_is_label(cf
->cxt
, DOS
) &&
2265 !fdisk_is_label(cf
->cxt
, SGI
))
2269 if (!cf
->wrong_order
)
2272 if (fdisk_is_readonly(cf
->cxt
))
2279 /* returns: error: < 0, success: 0, quit: 1 */
2280 static int main_menu_action(struct cfdisk
*cf
, int key
)
2283 int ref
= 0, rc
, org_order
= cf
->wrong_order
;
2284 const char *info
= NULL
, *warn
= NULL
;
2285 struct fdisk_partition
*pa
;
2292 struct cfdisk_menuitem
*d
= menu_get_menuitem(cf
, cf
->menu
->idx
);
2297 } else if (key
!= 'w' && key
!= 'W')
2298 key
= tolower(key
); /* case insensitive except 'W'rite */
2300 DBG(MENU
, ul_debug("main menu action: key=%c", key
));
2302 if (cf
->menu
->ignore
&& strchr(cf
->menu
->ignore
, key
)) {
2303 DBG(MENU
, ul_debug(" ignore '%c'", key
));
2307 pa
= get_current_partition(cf
);
2310 n
= fdisk_partition_get_partno(pa
);
2312 DBG(MENU
, ul_debug("menu action on %p", pa
));
2317 case 'b': /* Bootable flag */
2319 int fl
= fdisk_is_label(cf
->cxt
, DOS
) ? DOS_FLAG_ACTIVE
:
2320 fdisk_is_label(cf
->cxt
, SGI
) ? SGI_FLAG_BOOT
: 0;
2322 if (fl
&& fdisk_toggle_partition_flag(cf
->cxt
, n
, fl
))
2323 warn
= _("Could not toggle the flag.");
2331 case 'd': /* Delete */
2332 if (fdisk_delete_partition(cf
->cxt
, n
) != 0)
2333 warn
= _("Could not delete partition %zu.");
2335 info
= _("Partition %zu has been deleted.");
2338 case 'h': /* Help */
2345 uint64_t start
, size
, dflt_size
, secs
, max_size
;
2346 struct fdisk_partition
*npa
; /* the new partition */
2347 int expsize
= 0; /* size specified explicitly in sectors */
2349 if (!fdisk_partition_is_freespace(pa
) || !fdisk_partition_has_start(pa
))
2352 /* free space range */
2353 start
= fdisk_partition_get_start(pa
);
2354 size
= max_size
= dflt_size
= fdisk_partition_get_size(pa
) * fdisk_get_sector_size(cf
->cxt
);
2356 if (ui_get_size(cf
, _("Partition size: "), &size
,
2357 fdisk_get_sector_size(cf
->cxt
),
2358 max_size
, &expsize
) == -CFDISK_ERR_ESC
)
2361 secs
= size
/ fdisk_get_sector_size(cf
->cxt
);
2363 npa
= fdisk_new_partition();
2367 if (dflt_size
== size
) /* default is to fillin all free space */
2368 fdisk_partition_end_follow_default(npa
, 1);
2370 fdisk_partition_set_size(npa
, secs
);
2373 fdisk_partition_size_explicit(pa
, 1);
2375 fdisk_partition_set_start(npa
, start
);
2376 fdisk_partition_partno_follow_default(npa
, 1);
2377 /* add to disk label -- libfdisk will ask for missing details */
2378 rc
= fdisk_add_partition(cf
->cxt
, npa
, NULL
);
2379 fdisk_unref_partition(npa
);
2384 case 'q': /* Quit */
2386 case 't': /* Type */
2388 struct fdisk_parttype
*t
;
2390 if (fdisk_partition_is_freespace(pa
))
2392 t
= (struct fdisk_parttype
*) fdisk_partition_get_type(pa
);
2393 t
= ui_get_parttype(cf
, t
);
2396 if (t
&& fdisk_set_partition_type(cf
->cxt
, n
, t
) == 0)
2397 info
= _("Changed type of partition %zu.");
2399 info
= _("The type of partition %zu is unchanged.");
2402 case 'r': /* resize */
2404 struct fdisk_partition
*npa
, *next
;
2405 uint64_t size
, max_size
, secs
;
2407 if (fdisk_partition_is_freespace(pa
) || !fdisk_partition_has_start(pa
))
2410 size
= fdisk_partition_get_size(pa
);
2412 /* is the next freespace? */
2413 next
= fdisk_table_get_partition(cf
->table
, cf
->lines_idx
+ 1);
2414 if (next
&& fdisk_partition_is_freespace(next
))
2415 size
+= fdisk_partition_get_size(next
);
2417 size
*= fdisk_get_sector_size(cf
->cxt
);
2420 if (ui_get_size(cf
, _("New size: "), &size
,
2421 fdisk_get_sector_size(cf
->cxt
),
2422 max_size
, NULL
) == -CFDISK_ERR_ESC
)
2424 secs
= size
/ fdisk_get_sector_size(cf
->cxt
);
2425 npa
= fdisk_new_partition();
2429 fdisk_partition_set_size(npa
, secs
);
2431 rc
= fdisk_set_partition(cf
->cxt
, n
, npa
);
2432 fdisk_unref_partition(npa
);
2435 info
= _("Partition %zu resized.");
2439 case 's': /* Sort */
2440 if (cf
->wrong_order
) {
2441 fdisk_reorder_partitions(cf
->cxt
);
2445 case 'u': /* dUmp */
2446 ui_script_write(cf
);
2448 case 'W': /* Write */
2450 char buf
[64] = { 0 };
2452 if (fdisk_is_readonly(cf
->cxt
)) {
2453 warn
= _("Device is open in read-only mode.");
2458 _("Are you sure you want to write the partition "
2460 _("Type \"yes\" or \"no\", or press ESC to leave this dialog."),
2464 if (rc
<= 0 || (strcasecmp(buf
, "yes") != 0 &&
2465 strcasecmp(buf
, _("yes")) != 0)) {
2466 info
= _("Did not write partition table to disk.");
2469 rc
= fdisk_write_disklabel(cf
->cxt
);
2471 warn
= _("Failed to write disklabel.");
2473 if (cf
->device_is_used
)
2474 fdisk_reread_changes(cf
->cxt
, cf
->original_layout
);
2476 fdisk_reread_partition_table(cf
->cxt
);
2477 info
= _("The partition table has been altered.");
2496 ui_warnx(warn
, n
+ 1);
2498 ui_info(info
, n
+ 1);
2499 else if (key
== 'n' && cf
->wrong_order
&& org_order
== 0)
2500 ui_info(_("Note that partition table entries are not in disk order now."));
2505 static void ui_resize_refresh(struct cfdisk
*cf
)
2507 DBG(UI
, ul_debug("ui resize/refresh"));
2509 menu_refresh_size(cf
);
2515 static void toggle_show_extra(struct cfdisk
*cf
)
2517 if (cf
->show_extra
&& cf
->act_win
) {
2518 wclear(cf
->act_win
);
2521 cf
->show_extra
= cf
->show_extra
? 0 : 1;
2525 DBG(MENU
, ul_debug("extra: %s", cf
->show_extra
? "ENABLED" : "DISABLED" ));
2528 static int ui_run(struct cfdisk
*cf
)
2534 DBG(UI
, ul_debug("start cols=%zu, lines=%zu", ui_cols
, ui_lines
));
2536 if (fdisk_get_collision(cf
->cxt
)) {
2537 ui_warnx(_("Device already contains a %s signature; it will be removed by a write command."),
2538 fdisk_get_collision(cf
->cxt
));
2539 fdisk_enable_wipe(cf
->cxt
, 1);
2540 ui_hint(_("Press a key to continue."));
2544 if (!fdisk_has_label(cf
->cxt
) || cf
->zero_start
) {
2545 rc
= ui_create_label(cf
);
2548 ui_err(EXIT_FAILURE
,
2549 _("failed to create a new disklabel"));
2556 rc
= lines_refresh(cf
);
2558 ui_errx(EXIT_FAILURE
, _("failed to read partitions"));
2560 menu_push(cf
, main_menuitems
);
2561 cf
->menu
->ignore_cb
= main_menu_ignore_keys
;
2563 rc
= ui_refresh(cf
);
2570 if (fdisk_is_readonly(cf
->cxt
))
2571 ui_warnx(_("Device is open in read-only mode. Changes will remain in memory only."));
2572 else if (cf
->wrong_order
)
2573 ui_info(_("Note that partition table entries are not in disk order now."));
2583 /* Note that ncurses getch() returns ERR when interrupted
2584 * by signal, but SLang does not interrupt at all. */
2585 ui_resize_refresh(cf
);
2588 if (key
== '\014') { /* ^L refresh */
2589 ui_resize_refresh(cf
);
2592 if (ui_menu_move(cf
, key
) == 0)
2595 DBG(UI
, ul_debug("main action key >%1$c< [\\0%1$o].", key
));
2599 case '\016': /* ^N */
2600 case 'j': /* Vi-like alternative */
2601 ui_table_goto(cf
, cf
->lines_idx
+ 1);
2604 case '\020': /* ^P */
2605 case 'k': /* Vi-like alternative */
2606 ui_table_goto(cf
, (int) cf
->lines_idx
- 1);
2610 ui_table_goto(cf
, (int) cf
->lines_idx
- cf
->page_sz
);
2615 ui_table_goto(cf
, 0);
2619 ui_table_goto(cf
, cf
->lines_idx
+ cf
->page_sz
);
2624 ui_table_goto(cf
, (int) cf
->nlines
- 1);
2629 rc
= main_menu_action(cf
, 0);
2632 case 'x': /* Extra */
2633 toggle_show_extra(cf
);
2636 rc
= main_menu_action(cf
, key
);
2648 DBG(UI
, ul_debug("end"));
2652 static void __attribute__((__noreturn__
)) usage(void)
2655 fputs(USAGE_HEADER
, out
);
2657 _(" %1$s [options] <disk>\n"), program_invocation_short_name
);
2659 fputs(USAGE_SEPARATOR
, out
);
2660 fputs(_("Display or manipulate a disk partition table.\n"), out
);
2662 fputs(USAGE_OPTIONS
, out
);
2664 _(" -L, --color[=<when>] colorize output (%s, %s or %s)\n"), "auto", "always", "never");
2666 " %s\n", USAGE_COLORS_DEFAULT
);
2667 fputs(_(" -z, --zero start with zeroed partition table\n"), out
);
2669 _(" --lock[=<mode>] use exclusive device lock (%s, %s or %s)\n"), "yes", "no", "nonblock");
2670 fputs(_(" -r, --read-only forced open cfdisk in read-only mode\n"), out
);
2672 fputs(USAGE_SEPARATOR
, out
);
2673 printf(USAGE_HELP_OPTIONS(26));
2675 printf(USAGE_MAN_TAIL("cfdisk(8)"));
2679 int main(int argc
, char *argv
[])
2681 const char *diskpath
= NULL
, *lockmode
= NULL
;
2682 int rc
, c
, colormode
= UL_COLORMODE_UNDEF
;
2684 struct cfdisk _cf
= { .lines_idx
= 0 },
2687 OPT_LOCK
= CHAR_MAX
+ 1
2689 static const struct option longopts
[] = {
2690 { "color", optional_argument
, NULL
, 'L' },
2691 { "lock", optional_argument
, NULL
, OPT_LOCK
},
2692 { "help", no_argument
, NULL
, 'h' },
2693 { "version", no_argument
, NULL
, 'V' },
2694 { "zero", no_argument
, NULL
, 'z' },
2695 { "read-only", no_argument
, NULL
, 'r' },
2696 { NULL
, 0, NULL
, 0 },
2699 setlocale(LC_ALL
, "");
2700 bindtextdomain(PACKAGE
, LOCALEDIR
);
2701 textdomain(PACKAGE
);
2702 close_stdout_atexit();
2704 while((c
= getopt_long(argc
, argv
, "L::hVzr", longopts
, NULL
)) != -1) {
2710 colormode
= UL_COLORMODE_AUTO
;
2712 colormode
= colormode_or_err(optarg
,
2713 _("unsupported color mode"));
2719 print_version(EXIT_SUCCESS
);
2732 errtryhelp(EXIT_FAILURE
);
2736 colors_init(colormode
, "cfdisk");
2738 fdisk_init_debug(0);
2739 scols_init_debug(0);
2740 cfdisk_init_debug();
2741 cf
->cxt
= fdisk_new_context();
2743 err(EXIT_FAILURE
, _("failed to allocate libfdisk context"));
2745 fdisk_set_ask(cf
->cxt
, ask_callback
, (void *) cf
);
2747 if (optind
== argc
) {
2750 for (i
= 0; i
< ARRAY_SIZE(default_disks
); i
++) {
2751 if (access(default_disks
[i
], F_OK
) == 0) {
2752 diskpath
= default_disks
[i
];
2757 diskpath
= default_disks
[0]; /* default, used for "cannot open" */
2759 diskpath
= argv
[optind
];
2761 rc
= fdisk_assign_device(cf
->cxt
, diskpath
, read_only
);
2762 if (rc
== -EACCES
&& read_only
== 0)
2763 rc
= fdisk_assign_device(cf
->cxt
, diskpath
, 1);
2765 err(EXIT_FAILURE
, _("cannot open %s"), diskpath
);
2767 if (!fdisk_is_readonly(cf
->cxt
)) {
2768 if (blkdev_lock(fdisk_get_devfd(cf
->cxt
), diskpath
, lockmode
) != 0)
2769 return EXIT_FAILURE
;
2771 cf
->device_is_used
= fdisk_device_is_used(cf
->cxt
);
2772 fdisk_get_partitions(cf
->cxt
, &cf
->original_layout
);
2775 /* Don't use err(), warn() from this point */
2780 cfdisk_free_lines(cf
);
2784 fdisk_unref_table(cf
->table
);
2785 #ifdef HAVE_LIBMOUNT
2786 mnt_unref_table(cf
->fstab
);
2787 mnt_unref_table(cf
->mtab
);
2788 mnt_unref_cache(cf
->mntcache
);
2790 rc
= fdisk_deassign_device(cf
->cxt
, cf
->nwrites
== 0);
2791 fdisk_unref_context(cf
->cxt
);
2792 DBG(MISC
, ul_debug("bye! [rc=%d]", rc
));
2793 return rc
== 0 ? EXIT_SUCCESS
: EXIT_FAILURE
;