]>
Commit | Line | Data |
---|---|---|
1 | /* | |
2 | * cfdisk.c - Display or manipulate a disk partition table. | |
3 | * | |
4 | * Copyright (C) 2014-2015 Karel Zak <kzak@redhat.com> | |
5 | * Copyright (C) 1994 Kevin E. Martin (martin@cs.unc.edu) | |
6 | * | |
7 | * The original cfdisk was inspired by the fdisk program | |
8 | * by A. V. Le Blanc (leblanc@mcc.ac.uk. | |
9 | * | |
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. | |
14 | */ | |
15 | #include <stdlib.h> | |
16 | #include <stdio.h> | |
17 | #include <errno.h> | |
18 | #include <signal.h> | |
19 | #include <ctype.h> | |
20 | #include <getopt.h> | |
21 | #include <assert.h> | |
22 | #include <libsmartcols.h> | |
23 | #include <sys/ioctl.h> | |
24 | #include <libfdisk.h> | |
25 | ||
26 | #ifdef HAVE_LIBMOUNT | |
27 | # include <libmount.h> /* keep it optional for non-linux systems */ | |
28 | #endif | |
29 | ||
30 | #ifdef HAVE_SLANG_H | |
31 | # include <slang.h> | |
32 | #elif defined(HAVE_SLANG_SLANG_H) | |
33 | # include <slang/slang.h> | |
34 | #endif | |
35 | ||
36 | #ifndef _XOPEN_SOURCE | |
37 | # define _XOPEN_SOURCE 500 /* for inclusion of get_wch */ | |
38 | #endif | |
39 | ||
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) | |
47 | # include <ncurses.h> | |
48 | #elif defined(HAVE_NCURSES_NCURSES_H) | |
49 | # include <ncurses/ncurses.h> | |
50 | #endif | |
51 | ||
52 | #ifdef HAVE_WIDECHAR | |
53 | # include <wctype.h> | |
54 | # include <wchar.h> | |
55 | #endif | |
56 | ||
57 | #include "c.h" | |
58 | #include "closestream.h" | |
59 | #include "nls.h" | |
60 | #include "strutils.h" | |
61 | #include "xalloc.h" | |
62 | #include "mbsalign.h" | |
63 | #include "mbsedit.h" | |
64 | #include "colors.h" | |
65 | #include "debug.h" | |
66 | #include "list.h" | |
67 | ||
68 | static const char *default_disks[] = { | |
69 | #ifdef __GNU__ | |
70 | "/dev/hd0", | |
71 | "/dev/sd0", | |
72 | #elif defined(__FreeBSD__) | |
73 | "/dev/ad0", | |
74 | "/dev/da0", | |
75 | #else | |
76 | "/dev/sda", | |
77 | "/dev/vda", | |
78 | "/dev/hda", | |
79 | #endif | |
80 | }; | |
81 | ||
82 | #define ARROW_CURSOR_STRING ">> " | |
83 | #define ARROW_CURSOR_DUMMY " " | |
84 | #define ARROW_CURSOR_WIDTH (sizeof(ARROW_CURSOR_STRING) - 1) | |
85 | ||
86 | /* vertical menu */ | |
87 | #define MENU_V_SPADDING 1 /* space around menu item string */ | |
88 | ||
89 | /* horizontal menu */ | |
90 | #define MENU_H_SPADDING 0 /* space around menu item string */ | |
91 | #define MENU_H_BETWEEN 2 /* space between menu items */ | |
92 | #define MENU_H_PRESTR "[" | |
93 | #define MENU_H_POSTSTR "]" | |
94 | ||
95 | #define MENU_TITLE_PADDING 3 | |
96 | ||
97 | #define MENU_H_PRESTR_SZ (sizeof(MENU_H_PRESTR) - 1) | |
98 | #define MENU_H_POSTSTR_SZ (sizeof(MENU_H_POSTSTR) - 1) | |
99 | ||
100 | #define TABLE_START_LINE 4 | |
101 | #define MENU_START_LINE (ui_lines - 4) /* The menu maybe use two lines */ | |
102 | #define INFO_LINE (ui_lines - 2) | |
103 | #define WARN_LINE INFO_LINE | |
104 | #define HINT_LINE (ui_lines - 1) | |
105 | ||
106 | #define CFDISK_ERR_ESC 5000 | |
107 | ||
108 | #ifndef KEY_ESC | |
109 | # define KEY_ESC '\033' | |
110 | #endif | |
111 | #ifndef KEY_DELETE | |
112 | # define KEY_DELETE '\177' | |
113 | #endif | |
114 | #ifndef KEY_DC | |
115 | # define KEY_DC 0423 | |
116 | #endif | |
117 | ||
118 | ||
119 | /* colors */ | |
120 | enum { | |
121 | CFDISK_CL_NONE = 0, | |
122 | CFDISK_CL_WARNING, | |
123 | CFDISK_CL_FREESPACE, | |
124 | CFDISK_CL_INFO | |
125 | }; | |
126 | static const int color_pairs[][2] = { | |
127 | /* color foreground, background */ | |
128 | [CFDISK_CL_WARNING] = { COLOR_RED, -1 }, | |
129 | [CFDISK_CL_FREESPACE] = { COLOR_GREEN, -1 }, | |
130 | [CFDISK_CL_INFO] = { COLOR_BLUE, -1 } | |
131 | }; | |
132 | ||
133 | struct cfdisk; | |
134 | ||
135 | static struct cfdisk_menuitem *menu_get_menuitem(struct cfdisk *cf, size_t idx); | |
136 | static struct cfdisk_menuitem *menu_get_menuitem_by_key(struct cfdisk *cf, int key, size_t *idx); | |
137 | static struct cfdisk_menu *menu_push(struct cfdisk *cf, struct cfdisk_menuitem *item); | |
138 | static struct cfdisk_menu *menu_pop(struct cfdisk *cf); | |
139 | static void menu_refresh_size(struct cfdisk *cf); | |
140 | ||
141 | static int ui_end(void); | |
142 | static int ui_refresh(struct cfdisk *cf); | |
143 | static void ui_warnx(const char *fmt, ...); | |
144 | static void ui_warn(const char *fmt, ...); | |
145 | static void ui_info(const char *fmt, ...); | |
146 | static void ui_draw_menu(struct cfdisk *cf); | |
147 | static int ui_menu_move(struct cfdisk *cf, int key); | |
148 | static void ui_menu_resize(struct cfdisk *cf); | |
149 | ||
150 | static int ui_get_size(struct cfdisk *cf, const char *prompt, uint64_t *res, | |
151 | uint64_t low, uint64_t up, int *expsize); | |
152 | ||
153 | static int ui_enabled; | |
154 | static volatile sig_atomic_t sig_resize; | |
155 | static volatile sig_atomic_t sig_die; | |
156 | ||
157 | /* ncurses LINES and COLS may be actual variables or *macros*, but we need | |
158 | * something portable and writable */ | |
159 | static size_t ui_lines; | |
160 | static size_t ui_cols; | |
161 | ||
162 | /* menu item */ | |
163 | struct cfdisk_menuitem { | |
164 | int key; /* keyboard shortcut */ | |
165 | const char *name; /* item name */ | |
166 | const char *desc; /* item description (hint) */ | |
167 | void *userdata; | |
168 | }; | |
169 | ||
170 | /* menu */ | |
171 | struct cfdisk_menu { | |
172 | char *title; /* optional menu title */ | |
173 | struct cfdisk_menuitem *items; /* array with menu items */ | |
174 | char *ignore;/* string with keys to ignore */ | |
175 | size_t width; /* maximal width of the menu item */ | |
176 | size_t nitems; /* number of the active menu items */ | |
177 | size_t page_sz;/* when menu longer than screen */ | |
178 | size_t idx; /* the current menu item */ | |
179 | int prefkey;/* preferred menu item */ | |
180 | struct cfdisk_menu *prev; | |
181 | ||
182 | /* @ignore keys generator */ | |
183 | int (*ignore_cb) (struct cfdisk *, char *, size_t); | |
184 | ||
185 | unsigned int vertical : 1; /* enable vertical mode */ | |
186 | }; | |
187 | ||
188 | /* main menu */ | |
189 | static struct cfdisk_menuitem main_menuitems[] = { | |
190 | { 'b', N_("Bootable"), N_("Toggle bootable flag of the current partition") }, | |
191 | { 'd', N_("Delete"), N_("Delete the current partition") }, | |
192 | { 'r', N_("Resize"), N_("Reduce or enlarge the current partition") }, | |
193 | { 'n', N_("New"), N_("Create new partition from free space") }, | |
194 | { 'q', N_("Quit"), N_("Quit program without writing changes") }, | |
195 | { 't', N_("Type"), N_("Change the partition type") }, | |
196 | { 'h', N_("Help"), N_("Print help screen") }, | |
197 | { 's', N_("Sort"), N_("Fix partitions order") }, | |
198 | { 'W', N_("Write"), N_("Write partition table to disk (this might destroy data)") }, | |
199 | { 'u', N_("Dump"), N_("Dump partition table to sfdisk compatible script file") }, | |
200 | { 0, NULL, NULL } | |
201 | }; | |
202 | ||
203 | /* extra partinfo in name:value pairs */ | |
204 | struct cfdisk_extra { | |
205 | char *name; | |
206 | char *data; | |
207 | ||
208 | struct list_head exs; | |
209 | }; | |
210 | ||
211 | /* line and extra partinfo list_head */ | |
212 | struct cfdisk_line { | |
213 | char *data; /* line data */ | |
214 | struct libscols_table *extra; /* extra info ('X') */ | |
215 | WINDOW *w; /* window with extra info */ | |
216 | }; | |
217 | ||
218 | /* top level control struct */ | |
219 | struct cfdisk { | |
220 | struct fdisk_context *cxt; /* libfdisk context */ | |
221 | struct fdisk_table *table; /* partition table */ | |
222 | struct fdisk_table *original_layout; /* original on-disk PT */ | |
223 | ||
224 | struct cfdisk_menu *menu; /* the current menu */ | |
225 | ||
226 | int *fields; /* output columns IDs */ | |
227 | size_t nfields; /* number of columns IDs */ | |
228 | ||
229 | char *linesbuf; /* table as string */ | |
230 | size_t linesbufsz; /* size of the tb_buf */ | |
231 | ||
232 | struct cfdisk_line *lines; /* list of lines */ | |
233 | ||
234 | size_t nlines; /* number of lines */ | |
235 | size_t lines_idx; /* current line <0..N>, exclude header */ | |
236 | size_t page_sz; | |
237 | ||
238 | unsigned int nwrites; /* fdisk_write_disklabel() counter */ | |
239 | ||
240 | WINDOW *act_win; /* the window currently on the screen */ | |
241 | ||
242 | #ifdef HAVE_LIBMOUNT | |
243 | struct libmnt_table *mtab; | |
244 | struct libmnt_table *fstab; | |
245 | struct libmnt_cache *mntcache; | |
246 | #endif | |
247 | unsigned int wrong_order :1, /* PT not in right order */ | |
248 | zero_start :1, /* ignore existing partition table */ | |
249 | device_is_used : 1, /* don't use re-read ioctl */ | |
250 | show_extra :1; /* show extra partinfo */ | |
251 | }; | |
252 | ||
253 | ||
254 | /* | |
255 | * let's use include/debug.h stuff for cfdisk too | |
256 | */ | |
257 | static UL_DEBUG_DEFINE_MASK(cfdisk); | |
258 | UL_DEBUG_DEFINE_MASKNAMES(cfdisk) = UL_DEBUG_EMPTY_MASKNAMES; | |
259 | ||
260 | #define CFDISK_DEBUG_INIT (1 << 1) | |
261 | #define CFDISK_DEBUG_UI (1 << 2) | |
262 | #define CFDISK_DEBUG_MENU (1 << 3) | |
263 | #define CFDISK_DEBUG_MISC (1 << 4) | |
264 | #define CFDISK_DEBUG_TABLE (1 << 5) | |
265 | #define CFDISK_DEBUG_ALL 0xFFFF | |
266 | ||
267 | #define DBG(m, x) __UL_DBG(cfdisk, CFDISK_DEBUG_, m, x) | |
268 | ||
269 | static void cfdisk_init_debug(void) | |
270 | { | |
271 | __UL_INIT_DEBUG_FROM_ENV(cfdisk, CFDISK_DEBUG_, 0, CFDISK_DEBUG); | |
272 | } | |
273 | ||
274 | /* Initialize output columns -- we follow libfdisk fields (usually specific | |
275 | * to the label type. | |
276 | */ | |
277 | static int cols_init(struct cfdisk *cf) | |
278 | { | |
279 | assert(cf); | |
280 | ||
281 | free(cf->fields); | |
282 | cf->fields = NULL; | |
283 | cf->nfields = 0; | |
284 | ||
285 | return fdisk_label_get_fields_ids(NULL, cf->cxt, &cf->fields, &cf->nfields); | |
286 | } | |
287 | ||
288 | static void die_on_signal(void) | |
289 | { | |
290 | DBG(MISC, ul_debug("die on signal.")); | |
291 | ui_end(); | |
292 | exit(EXIT_FAILURE); | |
293 | } | |
294 | ||
295 | static void resize(void) | |
296 | { | |
297 | struct winsize ws; | |
298 | ||
299 | if (ioctl(fileno(stdout), TIOCGWINSZ, &ws) != -1 | |
300 | && ws.ws_row && ws.ws_col) { | |
301 | ui_lines = ws.ws_row; | |
302 | ui_cols = ws.ws_col; | |
303 | #if HAVE_RESIZETERM | |
304 | resizeterm(ws.ws_row, ws.ws_col); | |
305 | #endif | |
306 | clearok(stdscr, TRUE); | |
307 | } | |
308 | touchwin(stdscr); | |
309 | ||
310 | DBG(UI, ul_debug("ui: resize refresh ui_cols=%zu, ui_lines=%zu", | |
311 | ui_cols, ui_lines)); | |
312 | sig_resize = 0; | |
313 | } | |
314 | ||
315 | /* Reads partition in tree-like order from scols | |
316 | */ | |
317 | static int partition_from_scols(struct fdisk_table *tb, | |
318 | struct libscols_line *ln) | |
319 | { | |
320 | struct fdisk_partition *pa = scols_line_get_userdata(ln); | |
321 | ||
322 | fdisk_table_add_partition(tb, pa); | |
323 | fdisk_unref_partition(pa); | |
324 | ||
325 | if (scols_line_has_children(ln)) { | |
326 | struct libscols_line *chln; | |
327 | struct libscols_iter *itr = scols_new_iter(SCOLS_ITER_FORWARD); | |
328 | ||
329 | if (!itr) | |
330 | return -EINVAL; | |
331 | while (scols_line_next_child(ln, itr, &chln) == 0) | |
332 | partition_from_scols(tb, chln); | |
333 | scols_free_iter(itr); | |
334 | } | |
335 | return 0; | |
336 | } | |
337 | ||
338 | static char *table_to_string(struct cfdisk *cf, struct fdisk_table *tb) | |
339 | { | |
340 | struct fdisk_partition *pa; | |
341 | struct fdisk_label *lb; | |
342 | struct fdisk_iter *itr; | |
343 | struct libscols_table *table = NULL; | |
344 | struct libscols_iter *s_itr = NULL; | |
345 | char *res = NULL; | |
346 | size_t i; | |
347 | int tree = 0; | |
348 | struct libscols_line *ln, *ln_cont = NULL; | |
349 | ||
350 | DBG(TABLE, ul_debug("convert to string")); | |
351 | ||
352 | assert(cf); | |
353 | assert(cf->cxt); | |
354 | assert(cf->fields); | |
355 | assert(tb); | |
356 | ||
357 | lb = fdisk_get_label(cf->cxt, NULL); | |
358 | assert(lb); | |
359 | ||
360 | itr = fdisk_new_iter(FDISK_ITER_FORWARD); | |
361 | if (!itr) | |
362 | goto done; | |
363 | ||
364 | /* get container (e.g. extended partition) */ | |
365 | while (fdisk_table_next_partition(tb, itr, &pa) == 0) { | |
366 | if (fdisk_partition_is_nested(pa)) { | |
367 | DBG(TABLE, ul_debug("nested detected, using tree")); | |
368 | tree = SCOLS_FL_TREE; | |
369 | break; | |
370 | } | |
371 | } | |
372 | ||
373 | table = scols_new_table(); | |
374 | if (!table) | |
375 | goto done; | |
376 | scols_table_enable_maxout(table, 1); | |
377 | scols_table_enable_nowrap(table, 1); | |
378 | ||
379 | #if !defined(HAVE_LIBNCURSESW) || !defined(HAVE_WIDECHAR) | |
380 | scols_table_enable_ascii(table, 1); | |
381 | #endif | |
382 | ||
383 | /* headers */ | |
384 | for (i = 0; i < cf->nfields; i++) { | |
385 | int fl = 0; | |
386 | const struct fdisk_field *field = | |
387 | fdisk_label_get_field(lb, cf->fields[i]); | |
388 | if (!field) | |
389 | continue; | |
390 | ||
391 | if (fdisk_field_is_number(field)) | |
392 | fl |= SCOLS_FL_RIGHT; | |
393 | if (fdisk_field_get_id(field) == FDISK_FIELD_TYPE) | |
394 | fl |= SCOLS_FL_TRUNC; | |
395 | if (tree && fdisk_field_get_id(field) == FDISK_FIELD_DEVICE) | |
396 | fl |= SCOLS_FL_TREE; | |
397 | ||
398 | if (!scols_table_new_column(table, | |
399 | _(fdisk_field_get_name(field)), | |
400 | fdisk_field_get_width(field), fl)) | |
401 | goto done; | |
402 | } | |
403 | ||
404 | /* data */ | |
405 | fdisk_reset_iter(itr, FDISK_ITER_FORWARD); | |
406 | ||
407 | while (fdisk_table_next_partition(tb, itr, &pa) == 0) { | |
408 | struct libscols_line *parent = fdisk_partition_is_nested(pa) ? ln_cont : NULL; | |
409 | ||
410 | ln = scols_table_new_line(table, parent); | |
411 | if (!ln) | |
412 | goto done; | |
413 | for (i = 0; i < cf->nfields; i++) { | |
414 | char *cdata = NULL; | |
415 | ||
416 | if (fdisk_partition_to_string(pa, cf->cxt, | |
417 | cf->fields[i], &cdata)) | |
418 | continue; | |
419 | scols_line_refer_data(ln, i, cdata); | |
420 | } | |
421 | if (tree && fdisk_partition_is_container(pa)) | |
422 | ln_cont = ln; | |
423 | ||
424 | scols_line_set_userdata(ln, (void *) pa); | |
425 | fdisk_ref_partition(pa); | |
426 | } | |
427 | ||
428 | if (scols_table_is_empty(table)) | |
429 | goto done; | |
430 | ||
431 | scols_table_reduce_termwidth(table, ARROW_CURSOR_WIDTH); | |
432 | scols_print_table_to_string(table, &res); | |
433 | ||
434 | /* scols_* code might reorder lines, let's reorder @tb according to the | |
435 | * final output (it's no problem because partitions are addressed by | |
436 | * parno stored within struct fdisk_partition) */ | |
437 | ||
438 | /* remove all */ | |
439 | fdisk_reset_table(tb); | |
440 | ||
441 | s_itr = scols_new_iter(SCOLS_ITER_FORWARD); | |
442 | if (!s_itr) | |
443 | goto done; | |
444 | ||
445 | /* add all in the right order (don't forget the output is tree) */ | |
446 | while (scols_table_next_line(table, s_itr, &ln) == 0) { | |
447 | if (scols_line_get_parent(ln)) | |
448 | continue; | |
449 | if (partition_from_scols(tb, ln)) | |
450 | break; | |
451 | } | |
452 | done: | |
453 | scols_unref_table(table); | |
454 | scols_free_iter(s_itr); | |
455 | fdisk_free_iter(itr); | |
456 | ||
457 | return res; | |
458 | } | |
459 | ||
460 | static void cfdisk_free_lines(struct cfdisk *cf) | |
461 | { | |
462 | size_t i = 0; | |
463 | while(i < cf->nlines) { | |
464 | scols_unref_table(cf->lines[i].extra); | |
465 | ||
466 | DBG(UI, ul_debug("delete window: %p", | |
467 | cf->lines[i].w)); | |
468 | ||
469 | if (cf->lines[i].w) | |
470 | delwin(cf->lines[i].w); | |
471 | cf->lines[i].w = NULL; | |
472 | ++i; | |
473 | } | |
474 | cf->act_win = NULL; | |
475 | free(cf->lines); | |
476 | cf->lines = NULL; | |
477 | } | |
478 | /* | |
479 | * Read data about partitions from libfdisk and prepare output lines. | |
480 | */ | |
481 | static int lines_refresh(struct cfdisk *cf) | |
482 | { | |
483 | int rc; | |
484 | char *p; | |
485 | size_t i; | |
486 | ||
487 | assert(cf); | |
488 | ||
489 | DBG(TABLE, ul_debug("refreshing buffer")); | |
490 | ||
491 | free(cf->linesbuf); | |
492 | cfdisk_free_lines(cf); | |
493 | cf->linesbuf = NULL; | |
494 | cf->linesbufsz = 0; | |
495 | cf->lines = NULL; | |
496 | cf->nlines = 0; | |
497 | ||
498 | fdisk_unref_table(cf->table); | |
499 | cf->table = NULL; | |
500 | ||
501 | /* read partitions and free spaces into cf->table */ | |
502 | rc = fdisk_get_partitions(cf->cxt, &cf->table); | |
503 | if (!rc) | |
504 | rc = fdisk_get_freespaces(cf->cxt, &cf->table); | |
505 | if (rc) | |
506 | return rc; | |
507 | ||
508 | cf->linesbuf = table_to_string(cf, cf->table); | |
509 | if (!cf->linesbuf) | |
510 | return -ENOMEM; | |
511 | ||
512 | cf->linesbufsz = strlen(cf->linesbuf); | |
513 | cf->nlines = fdisk_table_get_nents(cf->table) + 1; /* 1 for header line */ | |
514 | cf->page_sz = 0; | |
515 | cf->wrong_order = fdisk_table_wrong_order(cf->table) ? 1 : 0; | |
516 | ||
517 | if (MENU_START_LINE - TABLE_START_LINE < cf->nlines) | |
518 | cf->page_sz = MENU_START_LINE - TABLE_START_LINE - 1; | |
519 | ||
520 | cf->lines = xcalloc(cf->nlines, sizeof(struct cfdisk_line)); | |
521 | ||
522 | for (p = cf->linesbuf, i = 0; p && i < cf->nlines; i++) { | |
523 | cf->lines[i].data = p; | |
524 | p = strchr(p, '\n'); | |
525 | if (p) { | |
526 | *p = '\0'; | |
527 | p++; | |
528 | } | |
529 | cf->lines[i].extra = scols_new_table(); | |
530 | scols_table_enable_noheadings(cf->lines[i].extra, 1); | |
531 | scols_table_new_column(cf->lines[i].extra, NULL, 0, SCOLS_FL_RIGHT); | |
532 | scols_table_new_column(cf->lines[i].extra, NULL, 0, SCOLS_FL_TRUNC); | |
533 | } | |
534 | ||
535 | return 0; | |
536 | } | |
537 | ||
538 | static struct fdisk_partition *get_current_partition(struct cfdisk *cf) | |
539 | { | |
540 | assert(cf); | |
541 | assert(cf->table); | |
542 | ||
543 | return fdisk_table_get_partition(cf->table, cf->lines_idx); | |
544 | } | |
545 | ||
546 | static int is_freespace(struct cfdisk *cf, size_t i) | |
547 | { | |
548 | struct fdisk_partition *pa; | |
549 | ||
550 | assert(cf); | |
551 | assert(cf->table); | |
552 | ||
553 | pa = fdisk_table_get_partition(cf->table, i); | |
554 | return fdisk_partition_is_freespace(pa); | |
555 | } | |
556 | ||
557 | /* converts libfdisk FDISK_ASKTYPE_MENU to cfdisk menu and returns user's | |
558 | * response back to libfdisk | |
559 | */ | |
560 | static int ask_menu(struct fdisk_ask *ask, struct cfdisk *cf) | |
561 | { | |
562 | struct cfdisk_menuitem *d, *cm; | |
563 | int key; | |
564 | size_t i = 0, nitems; | |
565 | const char *name, *desc; | |
566 | ||
567 | assert(ask); | |
568 | assert(cf); | |
569 | ||
570 | /* create cfdisk menu according to libfdisk ask-menu, note that the | |
571 | * last cm[] item has to be empty -- so nitems + 1 */ | |
572 | nitems = fdisk_ask_menu_get_nitems(ask); | |
573 | cm = xcalloc(nitems + 1, sizeof(struct cfdisk_menuitem)); | |
574 | ||
575 | for (i = 0; i < nitems; i++) { | |
576 | if (fdisk_ask_menu_get_item(ask, i, &key, &name, &desc)) | |
577 | break; | |
578 | cm[i].key = key; | |
579 | cm[i].desc = desc; | |
580 | cm[i].name = name; | |
581 | } | |
582 | ||
583 | /* make the new menu active */ | |
584 | menu_push(cf, cm); | |
585 | ui_draw_menu(cf); | |
586 | refresh(); | |
587 | ||
588 | /* wait for keys */ | |
589 | while (!sig_die) { | |
590 | key = getch(); | |
591 | ||
592 | if (sig_die) | |
593 | break; | |
594 | if (sig_resize) | |
595 | ui_menu_resize(cf); | |
596 | if (ui_menu_move(cf, key) == 0) | |
597 | continue; | |
598 | ||
599 | switch (key) { | |
600 | case KEY_ENTER: | |
601 | case '\n': | |
602 | case '\r': | |
603 | d = menu_get_menuitem(cf, cf->menu->idx); | |
604 | if (d) | |
605 | fdisk_ask_menu_set_result(ask, d->key); | |
606 | menu_pop(cf); | |
607 | free(cm); | |
608 | return 0; | |
609 | } | |
610 | } | |
611 | ||
612 | if (sig_die) | |
613 | die_on_signal(); | |
614 | ||
615 | menu_pop(cf); | |
616 | free(cm); | |
617 | return -1; | |
618 | } | |
619 | ||
620 | /* libfdisk callback | |
621 | */ | |
622 | static int ask_callback(struct fdisk_context *cxt __attribute__((__unused__)), | |
623 | struct fdisk_ask *ask, | |
624 | void *data __attribute__((__unused__))) | |
625 | { | |
626 | int rc = 0; | |
627 | ||
628 | assert(ask); | |
629 | ||
630 | switch(fdisk_ask_get_type(ask)) { | |
631 | case FDISK_ASKTYPE_INFO: | |
632 | ui_info(fdisk_ask_print_get_mesg(ask)); | |
633 | break; | |
634 | case FDISK_ASKTYPE_WARNX: | |
635 | ui_warnx(fdisk_ask_print_get_mesg(ask)); | |
636 | break; | |
637 | case FDISK_ASKTYPE_WARN: | |
638 | ui_warn(fdisk_ask_print_get_mesg(ask)); | |
639 | break; | |
640 | case FDISK_ASKTYPE_MENU: | |
641 | ask_menu(ask, (struct cfdisk *) data); | |
642 | break; | |
643 | default: | |
644 | ui_warnx(_("internal error: unsupported dialog type %d"), | |
645 | fdisk_ask_get_type(ask)); | |
646 | return -EINVAL; | |
647 | } | |
648 | return rc; | |
649 | } | |
650 | ||
651 | static int ui_end(void) | |
652 | { | |
653 | if (!ui_enabled) | |
654 | return -EINVAL; | |
655 | ||
656 | #if defined(HAVE_SLCURSES_H) || defined(HAVE_SLANG_SLCURSES_H) | |
657 | SLsmg_gotorc(ui_lines - 1, 0); | |
658 | SLsmg_refresh(); | |
659 | #else | |
660 | mvcur(0, ui_cols - 1, ui_lines-1, 0); | |
661 | #endif | |
662 | curs_set(1); | |
663 | nl(); | |
664 | endwin(); | |
665 | printf("\n"); | |
666 | ui_enabled = 0; | |
667 | return 0; | |
668 | } | |
669 | ||
670 | static void ui_vprint_center(size_t line, int attrs, const char *fmt, va_list ap) | |
671 | { | |
672 | size_t width; | |
673 | char *buf = NULL; | |
674 | ||
675 | move(line, 0); | |
676 | clrtoeol(); | |
677 | ||
678 | xvasprintf(&buf, fmt, ap); | |
679 | ||
680 | width = mbs_safe_width(buf); | |
681 | if (width > (size_t) ui_cols) { | |
682 | char *p = strrchr(buf + ui_cols, ' '); | |
683 | if (!p) | |
684 | p = buf + ui_cols; | |
685 | *p = '\0'; | |
686 | if (line + 1 >= ui_lines) | |
687 | line--; | |
688 | attron(attrs); | |
689 | mvaddstr(line, 0, buf); | |
690 | mvaddstr(line + 1, 0, p+1); | |
691 | attroff(attrs); | |
692 | } else { | |
693 | attron(attrs); | |
694 | mvaddstr(line, (ui_cols - width) / 2, buf); | |
695 | attroff(attrs); | |
696 | } | |
697 | free(buf); | |
698 | } | |
699 | ||
700 | static void ui_center(size_t line, const char *fmt, ...) | |
701 | { | |
702 | va_list ap; | |
703 | va_start(ap, fmt); | |
704 | ui_vprint_center(line, 0, fmt, ap); | |
705 | va_end(ap); | |
706 | } | |
707 | ||
708 | static void ui_warnx(const char *fmt, ...) | |
709 | { | |
710 | va_list ap; | |
711 | va_start(ap, fmt); | |
712 | if (ui_enabled) | |
713 | ui_vprint_center(WARN_LINE, | |
714 | colors_wanted() ? COLOR_PAIR(CFDISK_CL_WARNING) : 0, | |
715 | fmt, ap); | |
716 | else { | |
717 | vfprintf(stderr, fmt, ap); | |
718 | fputc('\n', stderr); | |
719 | } | |
720 | va_end(ap); | |
721 | } | |
722 | ||
723 | static void ui_warn(const char *fmt, ...) | |
724 | { | |
725 | char *fmt_m; | |
726 | va_list ap; | |
727 | ||
728 | xasprintf(&fmt_m, "%s: %m", fmt); | |
729 | ||
730 | va_start(ap, fmt); | |
731 | if (ui_enabled) | |
732 | ui_vprint_center(WARN_LINE, | |
733 | colors_wanted() ? COLOR_PAIR(CFDISK_CL_WARNING) : 0, | |
734 | fmt_m, ap); | |
735 | else { | |
736 | vfprintf(stderr, fmt_m, ap); | |
737 | fputc('\n', stderr); | |
738 | } | |
739 | va_end(ap); | |
740 | free(fmt_m); | |
741 | } | |
742 | ||
743 | static void ui_clean_warn(void) | |
744 | { | |
745 | move(WARN_LINE, 0); | |
746 | clrtoeol(); | |
747 | } | |
748 | ||
749 | static int __attribute__((__noreturn__)) ui_errx(int rc, const char *fmt, ...) | |
750 | { | |
751 | va_list ap; | |
752 | ui_end(); | |
753 | ||
754 | va_start(ap, fmt); | |
755 | fprintf(stderr, "%s: ", program_invocation_short_name); | |
756 | vfprintf(stderr, fmt, ap); | |
757 | fputc('\n', stderr); | |
758 | va_end(ap); | |
759 | ||
760 | exit(rc); | |
761 | } | |
762 | ||
763 | static void ui_info(const char *fmt, ...) | |
764 | { | |
765 | va_list ap; | |
766 | va_start(ap, fmt); | |
767 | if (ui_enabled) | |
768 | ui_vprint_center(INFO_LINE, | |
769 | colors_wanted() ? COLOR_PAIR(CFDISK_CL_INFO) : 0, | |
770 | fmt, ap); | |
771 | else { | |
772 | vfprintf(stdout, fmt, ap); | |
773 | fputc('\n', stdout); | |
774 | } | |
775 | va_end(ap); | |
776 | } | |
777 | ||
778 | static void ui_clean_info(void) | |
779 | { | |
780 | move(INFO_LINE, 0); | |
781 | clrtoeol(); | |
782 | } | |
783 | ||
784 | static void ui_hint(const char *fmt, ...) | |
785 | { | |
786 | va_list ap; | |
787 | va_start(ap, fmt); | |
788 | if (ui_enabled) | |
789 | ui_vprint_center(HINT_LINE, A_BOLD, fmt, ap); | |
790 | else { | |
791 | vfprintf(stdout, fmt, ap); | |
792 | fputc('\n', stdout); | |
793 | } | |
794 | va_end(ap); | |
795 | } | |
796 | ||
797 | static void ui_clean_hint(void) | |
798 | { | |
799 | move(HINT_LINE, 0); | |
800 | clrtoeol(); | |
801 | } | |
802 | ||
803 | ||
804 | static void sig_handler_die(int dummy __attribute__((__unused__))) | |
805 | { | |
806 | sig_die = 1; | |
807 | } | |
808 | ||
809 | static void sig_handler_resize(int dummy __attribute__((__unused__))) | |
810 | { | |
811 | sig_resize = 1; | |
812 | } | |
813 | ||
814 | static void menu_refresh_size(struct cfdisk *cf) | |
815 | { | |
816 | if (cf->menu && cf->menu->nitems) | |
817 | cf->menu->page_sz = (cf->menu->nitems / (ui_lines - 4)) ? ui_lines - 4 : 0; | |
818 | } | |
819 | ||
820 | static void menu_update_ignore(struct cfdisk *cf) | |
821 | { | |
822 | char ignore[128] = { 0 }; | |
823 | int i = 0; | |
824 | struct cfdisk_menu *m; | |
825 | struct cfdisk_menuitem *d, *org = NULL; | |
826 | size_t idx; | |
827 | ||
828 | assert(cf); | |
829 | assert(cf->menu); | |
830 | assert(cf->menu->ignore_cb); | |
831 | ||
832 | m = cf->menu; | |
833 | DBG(MENU, ul_debug("update menu ignored keys")); | |
834 | ||
835 | i = m->ignore_cb(cf, ignore, sizeof(ignore)); | |
836 | ignore[i] = '\0'; | |
837 | ||
838 | /* return if no change */ | |
839 | if ((!m->ignore && !*ignore) | |
840 | || (m->ignore && *ignore && strcmp(m->ignore, ignore) == 0)) { | |
841 | return; | |
842 | } | |
843 | ||
844 | if (!m->prefkey) | |
845 | org = menu_get_menuitem(cf, m->idx); | |
846 | ||
847 | free(m->ignore); | |
848 | m->ignore = xstrdup(ignore); | |
849 | m->nitems = 0; | |
850 | ||
851 | for (d = m->items; d->name; d++) { | |
852 | if (m->ignore && strchr(m->ignore, d->key)) | |
853 | continue; | |
854 | m->nitems++; | |
855 | } | |
856 | ||
857 | DBG(MENU, ul_debug("update menu preferred keys")); | |
858 | ||
859 | /* refresh menu index to be at the same menuitem or go to the first */ | |
860 | if (org && menu_get_menuitem_by_key(cf, org->key, &idx)) | |
861 | m->idx = idx; | |
862 | else if (m->prefkey && menu_get_menuitem_by_key(cf, m->prefkey, &idx)) | |
863 | m->idx = idx; | |
864 | else | |
865 | m->idx = 0; | |
866 | ||
867 | menu_refresh_size(cf); | |
868 | } | |
869 | ||
870 | static struct cfdisk_menu *menu_push( | |
871 | struct cfdisk *cf, | |
872 | struct cfdisk_menuitem *items) | |
873 | { | |
874 | struct cfdisk_menu *m = xcalloc(1, sizeof(*m)); | |
875 | struct cfdisk_menuitem *d; | |
876 | ||
877 | assert(cf); | |
878 | ||
879 | DBG(MENU, ul_debug("new menu")); | |
880 | ||
881 | m->prev = cf->menu; | |
882 | m->items = items; | |
883 | ||
884 | for (d = m->items; d->name; d++) { | |
885 | const char *name = _(d->name); | |
886 | size_t len = mbs_safe_width(name); | |
887 | if (len > m->width) | |
888 | m->width = len; | |
889 | m->nitems++; | |
890 | } | |
891 | ||
892 | cf->menu = m; | |
893 | ||
894 | menu_refresh_size(cf); | |
895 | return m; | |
896 | } | |
897 | ||
898 | static struct cfdisk_menu *menu_pop(struct cfdisk *cf) | |
899 | { | |
900 | struct cfdisk_menu *m = NULL; | |
901 | ||
902 | assert(cf); | |
903 | ||
904 | DBG(MENU, ul_debug("pop menu")); | |
905 | ||
906 | if (cf->menu) { | |
907 | m = cf->menu->prev; | |
908 | free(cf->menu->ignore); | |
909 | free(cf->menu->title); | |
910 | free(cf->menu); | |
911 | } | |
912 | cf->menu = m; | |
913 | return cf->menu; | |
914 | } | |
915 | ||
916 | static void menu_set_title(struct cfdisk_menu *m, const char *title) | |
917 | { | |
918 | char *str = NULL; | |
919 | ||
920 | if (title) { | |
921 | size_t len = mbs_safe_width(title); | |
922 | if (len + MENU_TITLE_PADDING > m->width) | |
923 | m->width = len + MENU_TITLE_PADDING; | |
924 | str = xstrdup(title); | |
925 | } | |
926 | m->title = str; | |
927 | } | |
928 | ||
929 | ||
930 | static int ui_init(struct cfdisk *cf __attribute__((__unused__))) | |
931 | { | |
932 | struct sigaction sa; | |
933 | ||
934 | DBG(UI, ul_debug("init")); | |
935 | ||
936 | /* setup SIGCHLD handler */ | |
937 | sigemptyset(&sa.sa_mask); | |
938 | sa.sa_flags = 0; | |
939 | sa.sa_handler = sig_handler_die; | |
940 | sigaction(SIGINT, &sa, NULL); | |
941 | sigaction(SIGTERM, &sa, NULL); | |
942 | ||
943 | sa.sa_handler = sig_handler_resize; | |
944 | sigaction(SIGWINCH, &sa, NULL); | |
945 | ||
946 | ui_enabled = 1; | |
947 | initscr(); | |
948 | ||
949 | #ifdef HAVE_USE_DEFAULT_COLORS | |
950 | if (colors_wanted() && has_colors()) { | |
951 | size_t i; | |
952 | ||
953 | start_color(); | |
954 | use_default_colors(); | |
955 | for (i = 1; i < ARRAY_SIZE(color_pairs); i++) /* yeah, start from 1! */ | |
956 | init_pair(i, color_pairs[i][0], color_pairs[i][1]); | |
957 | } | |
958 | #else | |
959 | colors_off(); | |
960 | #endif | |
961 | ||
962 | cbreak(); | |
963 | noecho(); | |
964 | nonl(); | |
965 | curs_set(0); | |
966 | keypad(stdscr, TRUE); | |
967 | ||
968 | return 0; | |
969 | } | |
970 | ||
971 | /* "[ string ]" */ | |
972 | #define MENU_H_ITEMWIDTH(m) ( MENU_H_PRESTR_SZ \ | |
973 | + MENU_H_SPADDING \ | |
974 | + (m)->width \ | |
975 | + MENU_H_SPADDING \ | |
976 | + MENU_H_POSTSTR_SZ) | |
977 | ||
978 | #define MENU_V_ITEMWIDTH(m) (MENU_V_SPADDING + (m)->width + MENU_V_SPADDING) | |
979 | ||
980 | ||
981 | static size_t menuitem_get_line(struct cfdisk *cf, size_t idx) | |
982 | { | |
983 | struct cfdisk_menu *m = cf->menu; | |
984 | ||
985 | if (m->vertical) { | |
986 | if (!m->page_sz) /* small menu */ | |
987 | return (ui_lines - (cf->menu->nitems + 1)) / 2 + idx; | |
988 | return (idx % m->page_sz) + 1; | |
989 | } else { | |
990 | size_t len = MENU_H_ITEMWIDTH(m) + MENU_H_BETWEEN; /** item width */ | |
991 | size_t items = ui_cols / len; /* items per line */ | |
992 | ||
993 | if (items == 0) | |
994 | return 0; | |
995 | return MENU_START_LINE + ((idx / items)); | |
996 | } | |
997 | } | |
998 | ||
999 | static int menuitem_get_column(struct cfdisk *cf, size_t idx) | |
1000 | { | |
1001 | if (cf->menu->vertical) { | |
1002 | size_t nc = MENU_V_ITEMWIDTH(cf->menu); | |
1003 | if ((size_t) ui_cols <= nc) | |
1004 | return 0; | |
1005 | return (ui_cols - nc) / 2; | |
1006 | } else { | |
1007 | size_t len = MENU_H_ITEMWIDTH(cf->menu) + MENU_H_BETWEEN; /* item width */ | |
1008 | size_t items = ui_cols / len; /* items per line */ | |
1009 | size_t extra = items < cf->menu->nitems ? /* extra space on line */ | |
1010 | ui_cols % len : /* - multi-line menu */ | |
1011 | ui_cols - (cf->menu->nitems * len); /* - one line menu */ | |
1012 | ||
1013 | if (items == 0) | |
1014 | return 0; /* hmm... no space */ | |
1015 | ||
1016 | extra += MENU_H_BETWEEN; /* add padding after last item to extra */ | |
1017 | ||
1018 | if (idx < items) | |
1019 | return (idx * len) + (extra / 2); | |
1020 | return ((idx % items) * len) + (extra / 2); | |
1021 | } | |
1022 | } | |
1023 | ||
1024 | static int menuitem_on_page(struct cfdisk *cf, size_t idx) | |
1025 | { | |
1026 | struct cfdisk_menu *m = cf->menu; | |
1027 | ||
1028 | if (m->page_sz == 0 || | |
1029 | m->idx / m->page_sz == idx / m->page_sz) | |
1030 | return 1; | |
1031 | return 0; | |
1032 | } | |
1033 | ||
1034 | static struct cfdisk_menuitem *menu_get_menuitem(struct cfdisk *cf, size_t idx) | |
1035 | { | |
1036 | struct cfdisk_menuitem *d; | |
1037 | size_t i; | |
1038 | ||
1039 | for (i = 0, d = cf->menu->items; d->name; d++) { | |
1040 | if (cf->menu->ignore && strchr(cf->menu->ignore, d->key)) | |
1041 | continue; | |
1042 | if (i++ == idx) | |
1043 | return d; | |
1044 | } | |
1045 | ||
1046 | return NULL; | |
1047 | } | |
1048 | ||
1049 | static struct cfdisk_menuitem *menu_get_menuitem_by_key(struct cfdisk *cf, | |
1050 | int key, size_t *idx) | |
1051 | { | |
1052 | struct cfdisk_menuitem *d; | |
1053 | ||
1054 | for (*idx = 0, d = cf->menu->items; d->name; d++) { | |
1055 | if (cf->menu->ignore && strchr(cf->menu->ignore, d->key)) | |
1056 | continue; | |
1057 | if (key == d->key) | |
1058 | return d; | |
1059 | (*idx)++; | |
1060 | } | |
1061 | ||
1062 | return NULL; | |
1063 | } | |
1064 | ||
1065 | static void ui_draw_menuitem(struct cfdisk *cf, | |
1066 | struct cfdisk_menuitem *d, | |
1067 | size_t idx) | |
1068 | { | |
1069 | char *buf, *ptr; | |
1070 | const char *name; | |
1071 | size_t width; | |
1072 | const size_t buf_sz = 80 * MB_CUR_MAX; | |
1073 | int ln, cl, vert = cf->menu->vertical; | |
1074 | ||
1075 | if (!menuitem_on_page(cf, idx)) | |
1076 | return; /* no visible item */ | |
1077 | ln = menuitem_get_line(cf, idx); | |
1078 | cl = menuitem_get_column(cf, idx); | |
1079 | ||
1080 | ptr = buf = xmalloc(buf_sz); | |
1081 | /* string width */ | |
1082 | if (vert) { | |
1083 | width = cf->menu->width + MENU_V_SPADDING; | |
1084 | memset(ptr, ' ', MENU_V_SPADDING); | |
1085 | ptr += MENU_V_SPADDING; | |
1086 | } else | |
1087 | width = MENU_H_SPADDING + cf->menu->width + MENU_H_SPADDING; | |
1088 | ||
1089 | name = _(d->name); | |
1090 | mbsalign(name, ptr, buf_sz, &width, | |
1091 | vert ? MBS_ALIGN_LEFT : MBS_ALIGN_CENTER, | |
1092 | 0); | |
1093 | ||
1094 | DBG(MENU, ul_debug("menuitem: cl=%d, ln=%d, item='%s'", | |
1095 | cl, ln, buf)); | |
1096 | ||
1097 | if (vert) { | |
1098 | mvaddch(ln, cl - 1, ACS_VLINE); | |
1099 | mvaddch(ln, cl + MENU_V_ITEMWIDTH(cf->menu), ACS_VLINE); | |
1100 | } | |
1101 | ||
1102 | if (cf->menu->idx == idx) | |
1103 | standout(); | |
1104 | ||
1105 | if (vert) | |
1106 | mvprintw(ln, cl, "%s", buf); | |
1107 | else | |
1108 | mvprintw(ln, cl, "%s%s%s", MENU_H_PRESTR, buf, MENU_H_POSTSTR); | |
1109 | free(buf); | |
1110 | ||
1111 | if (cf->menu->idx == idx) { | |
1112 | standend(); | |
1113 | if (d->desc) | |
1114 | ui_hint(_(d->desc)); | |
1115 | } | |
1116 | } | |
1117 | ||
1118 | static void ui_clean_menu(struct cfdisk *cf) | |
1119 | { | |
1120 | size_t i; | |
1121 | size_t lastline; | |
1122 | struct cfdisk_menu *m = cf->menu; | |
1123 | size_t ln = menuitem_get_line(cf, 0); | |
1124 | ||
1125 | if (m->vertical) | |
1126 | lastline = ln + (m->page_sz ? m->page_sz : m->nitems); | |
1127 | else | |
1128 | lastline = menuitem_get_line(cf, m->nitems); | |
1129 | ||
1130 | for (i = ln; i <= lastline; i++) { | |
1131 | move(i, 0); | |
1132 | clrtoeol(); | |
1133 | DBG(MENU, ul_debug("clean_menu: line %zu", i)); | |
1134 | } | |
1135 | if (m->vertical) { | |
1136 | move(ln - 1, 0); | |
1137 | clrtoeol(); | |
1138 | } | |
1139 | ui_clean_hint(); | |
1140 | } | |
1141 | ||
1142 | static void ui_draw_menu(struct cfdisk *cf) | |
1143 | { | |
1144 | struct cfdisk_menuitem *d; | |
1145 | struct cfdisk_menu *m; | |
1146 | size_t i = 0; | |
1147 | size_t ln = menuitem_get_line(cf, 0); | |
1148 | size_t nlines; | |
1149 | ||
1150 | assert(cf); | |
1151 | assert(cf->menu); | |
1152 | ||
1153 | DBG(MENU, ul_debug("draw start")); | |
1154 | ||
1155 | ui_clean_menu(cf); | |
1156 | m = cf->menu; | |
1157 | ||
1158 | if (m->vertical) | |
1159 | nlines = m->page_sz ? m->page_sz : m->nitems; | |
1160 | else | |
1161 | nlines = menuitem_get_line(cf, m->nitems); | |
1162 | ||
1163 | if (m->ignore_cb) | |
1164 | menu_update_ignore(cf); | |
1165 | i = 0; | |
1166 | while ((d = menu_get_menuitem(cf, i))) | |
1167 | ui_draw_menuitem(cf, d, i++); | |
1168 | ||
1169 | if (m->vertical) { | |
1170 | size_t cl = menuitem_get_column(cf, 0); | |
1171 | size_t curpg = m->page_sz ? m->idx / m->page_sz : 0; | |
1172 | ||
1173 | /* corners and horizontal lines */ | |
1174 | mvaddch(ln - 1, cl - 1, ACS_ULCORNER); | |
1175 | mvaddch(ln + nlines, cl - 1, ACS_LLCORNER); | |
1176 | ||
1177 | for (i = 0; i < MENU_V_ITEMWIDTH(m); i++) { | |
1178 | mvaddch(ln - 1, cl + i, ACS_HLINE); | |
1179 | mvaddch(ln + nlines, cl + i, ACS_HLINE); | |
1180 | } | |
1181 | ||
1182 | mvaddch(ln - 1, cl + i, ACS_URCORNER); | |
1183 | mvaddch(ln + nlines, cl + i, ACS_LRCORNER); | |
1184 | ||
1185 | /* draw also lines around empty lines on last page */ | |
1186 | if (m->page_sz && | |
1187 | m->nitems / m->page_sz == m->idx / m->page_sz) { | |
1188 | for (i = m->nitems % m->page_sz + 1; i <= m->page_sz; i++) { | |
1189 | mvaddch(i, cl - 1, ACS_VLINE); | |
1190 | mvaddch(i, cl + MENU_V_ITEMWIDTH(m), ACS_VLINE); | |
1191 | } | |
1192 | } | |
1193 | if (m->title) { | |
1194 | attron(A_BOLD); | |
1195 | mvprintw(ln - 1, cl, " %s ", m->title); | |
1196 | attroff(A_BOLD); | |
1197 | } | |
1198 | if (curpg != 0) | |
1199 | mvaddch(ln - 1, cl + MENU_V_ITEMWIDTH(m) - 2, ACS_UARROW); | |
1200 | if (m->page_sz && curpg < m->nitems / m->page_sz) | |
1201 | mvaddch(ln + nlines, cl + MENU_V_ITEMWIDTH(m) - 2, ACS_DARROW); | |
1202 | } | |
1203 | ||
1204 | DBG(MENU, ul_debug("draw end.")); | |
1205 | } | |
1206 | ||
1207 | inline static int extra_insert_pair(struct cfdisk_line *l, const char *name, const char *data) | |
1208 | { | |
1209 | struct libscols_line *lsl; | |
1210 | int rc; | |
1211 | ||
1212 | assert(l); | |
1213 | assert(l->extra); | |
1214 | ||
1215 | if (!data || !*data) | |
1216 | return 0; | |
1217 | ||
1218 | lsl = scols_table_new_line(l->extra, NULL); | |
1219 | if (!lsl) | |
1220 | return -ENOMEM; | |
1221 | ||
1222 | rc = scols_line_set_data(lsl, 0, name); | |
1223 | if (!rc) | |
1224 | rc = scols_line_set_data(lsl, 1, data); | |
1225 | ||
1226 | return rc; | |
1227 | } | |
1228 | ||
1229 | #ifndef HAVE_LIBMOUNT | |
1230 | static char *get_mountpoint( struct cfdisk *cf __attribute__((unused)), | |
1231 | const char *tagname __attribute__((unused)), | |
1232 | const char *tagdata __attribute__((unused))) | |
1233 | { | |
1234 | return NULL; | |
1235 | } | |
1236 | #else | |
1237 | static char *get_mountpoint(struct cfdisk *cf, const char *tagname, const char *tagdata) | |
1238 | { | |
1239 | struct libmnt_fs *fs = NULL; | |
1240 | char *target = NULL; | |
1241 | int mounted = 0; | |
1242 | ||
1243 | assert(tagname); | |
1244 | assert(tagdata); | |
1245 | ||
1246 | DBG(UI, ul_debug("asking for mountpoint [%s=%s]", tagname, tagdata)); | |
1247 | ||
1248 | if (!cf->mntcache) | |
1249 | cf->mntcache = mnt_new_cache(); | |
1250 | ||
1251 | /* 1st try between mounted filesystems */ | |
1252 | if (!cf->mtab) { | |
1253 | cf->mtab = mnt_new_table(); | |
1254 | if (cf->mtab) { | |
1255 | mnt_table_set_cache(cf->mtab, cf->mntcache); | |
1256 | mnt_table_parse_mtab(cf->mtab, NULL); | |
1257 | } | |
1258 | } | |
1259 | ||
1260 | if (cf->mtab) | |
1261 | fs = mnt_table_find_tag(cf->mtab, tagname, tagdata, MNT_ITER_FORWARD); | |
1262 | ||
1263 | /* 2nd try fstab */ | |
1264 | if (!fs) { | |
1265 | if (!cf->fstab) { | |
1266 | cf->fstab = mnt_new_table(); | |
1267 | if (cf->fstab) { | |
1268 | mnt_table_set_cache(cf->fstab, cf->mntcache); | |
1269 | mnt_table_parse_fstab(cf->fstab, NULL); | |
1270 | } | |
1271 | } | |
1272 | if (cf->fstab) | |
1273 | fs = mnt_table_find_tag(cf->fstab, tagname, tagdata, MNT_ITER_FORWARD); | |
1274 | } else | |
1275 | mounted = 1; | |
1276 | ||
1277 | if (fs) { | |
1278 | if (mounted) | |
1279 | xasprintf(&target, _("%s (mounted)"), mnt_fs_get_target(fs)); | |
1280 | else | |
1281 | target = xstrdup(mnt_fs_get_target(fs)); | |
1282 | } | |
1283 | ||
1284 | return target; | |
1285 | } | |
1286 | #endif /* HAVE_LIBMOUNT */ | |
1287 | ||
1288 | static void extra_prepare_data(struct cfdisk *cf) | |
1289 | { | |
1290 | struct fdisk_partition *pa = get_current_partition(cf); | |
1291 | struct cfdisk_line *l = &cf->lines[cf->lines_idx]; | |
1292 | char *data = NULL; | |
1293 | char *mountpoint = NULL; | |
1294 | ||
1295 | DBG(UI, ul_debug("preparing extra data")); | |
1296 | ||
1297 | /* string data should not equal an empty string */ | |
1298 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_NAME, &data) && data) { | |
1299 | extra_insert_pair(l, _("Partition name:"), data); | |
1300 | if (!mountpoint) | |
1301 | mountpoint = get_mountpoint(cf, "PARTLABEL", data); | |
1302 | free(data); | |
1303 | } | |
1304 | ||
1305 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_UUID, &data) && data) { | |
1306 | extra_insert_pair(l, _("Partition UUID:"), data); | |
1307 | if (!mountpoint) | |
1308 | mountpoint = get_mountpoint(cf, "PARTUUID", data); | |
1309 | free(data); | |
1310 | } | |
1311 | ||
1312 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_TYPE, &data) && data) { | |
1313 | char *code = NULL, *type = NULL; | |
1314 | ||
1315 | fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_TYPEID, &code); | |
1316 | xasprintf(&type, "%s (%s)", data, code); | |
1317 | ||
1318 | extra_insert_pair(l, _("Partition type:"), type); | |
1319 | free(data); | |
1320 | free(code); | |
1321 | free(type); | |
1322 | } | |
1323 | ||
1324 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_ATTR, &data) && data) { | |
1325 | extra_insert_pair(l, _("Attributes:"), data); | |
1326 | free(data); | |
1327 | } | |
1328 | ||
1329 | /* for numeric data, only show non-zero rows */ | |
1330 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_BSIZE, &data) && data) { | |
1331 | if (atoi(data)) | |
1332 | extra_insert_pair(l, "BSIZE:", data); | |
1333 | free(data); | |
1334 | } | |
1335 | ||
1336 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_CPG, &data) && data) { | |
1337 | if (atoi(data)) | |
1338 | extra_insert_pair(l, "CPG:", data); | |
1339 | free(data); | |
1340 | } | |
1341 | ||
1342 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_FSIZE, &data) && data) { | |
1343 | if (atoi(data)) | |
1344 | extra_insert_pair(l, "FSIZE:", data); | |
1345 | free(data); | |
1346 | } | |
1347 | ||
1348 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_FSUUID, &data) && data) { | |
1349 | extra_insert_pair(l, _("Filesystem UUID:"), data); | |
1350 | if (!mountpoint) | |
1351 | mountpoint = get_mountpoint(cf, "UUID", data); | |
1352 | free(data); | |
1353 | } | |
1354 | ||
1355 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_FSLABEL, &data) && data) { | |
1356 | extra_insert_pair(l, _("Filesystem LABEL:"), data); | |
1357 | if (!mountpoint) | |
1358 | mountpoint = get_mountpoint(cf, "LABEL", data); | |
1359 | free(data); | |
1360 | } | |
1361 | if (!fdisk_partition_to_string(pa, cf->cxt, FDISK_FIELD_FSTYPE, &data) && data) { | |
1362 | extra_insert_pair(l, _("Filesystem:"), data); | |
1363 | free(data); | |
1364 | } | |
1365 | ||
1366 | if (mountpoint) { | |
1367 | extra_insert_pair(l, _("Mountpoint:"), mountpoint); | |
1368 | free(mountpoint); | |
1369 | } | |
1370 | } | |
1371 | ||
1372 | static int ui_draw_extra(struct cfdisk *cf) | |
1373 | { | |
1374 | WINDOW *win_ex; | |
1375 | int wline = 1; | |
1376 | struct cfdisk_line *ln = &cf->lines[cf->lines_idx]; | |
1377 | char *tbstr = NULL, *end; | |
1378 | int win_ex_start_line, win_height, tblen; | |
1379 | int ndatalines; | |
1380 | ||
1381 | if (!cf->show_extra) | |
1382 | return 0; | |
1383 | ||
1384 | DBG(UI, ul_debug("draw extra")); | |
1385 | ||
1386 | assert(ln->extra); | |
1387 | ||
1388 | if (cf->act_win) { | |
1389 | wclear(cf->act_win); | |
1390 | touchwin(stdscr); | |
1391 | } | |
1392 | ||
1393 | if (scols_table_is_empty(ln->extra)) { | |
1394 | extra_prepare_data(cf); | |
1395 | if (scols_table_is_empty(ln->extra)) | |
1396 | return 0; | |
1397 | } | |
1398 | ||
1399 | ndatalines = fdisk_table_get_nents(cf->table) + 1; | |
1400 | ||
1401 | /* nents + header + one free line */ | |
1402 | win_ex_start_line = TABLE_START_LINE + ndatalines; | |
1403 | win_height = MENU_START_LINE - win_ex_start_line; | |
1404 | tblen = scols_table_get_nlines(ln->extra); | |
1405 | ||
1406 | /* we can't get a single line of data under the partlist*/ | |
1407 | if (win_height < 3) | |
1408 | return 1; | |
1409 | ||
1410 | /* number of data lines + 2 for top/bottom lines */ | |
1411 | win_height = win_height < tblen + 2 ? win_height : tblen + 2; | |
1412 | ||
1413 | if ((size_t) win_ex_start_line + win_height + 1 < MENU_START_LINE) | |
1414 | win_ex_start_line = MENU_START_LINE - win_height; | |
1415 | ||
1416 | win_ex = subwin(stdscr, win_height, ui_cols - 2, win_ex_start_line, 1); | |
1417 | ||
1418 | scols_table_reduce_termwidth(ln->extra, 4); | |
1419 | scols_print_table_to_string(ln->extra, &tbstr); | |
1420 | ||
1421 | end = tbstr; | |
1422 | while ((end = strchr(end, '\n'))) | |
1423 | *end++ = '\0'; | |
1424 | ||
1425 | box(win_ex, 0, 0); | |
1426 | ||
1427 | end = tbstr; | |
1428 | while (--win_height > 1) { | |
1429 | mvwaddstr(win_ex, wline++, 1 /* window column*/, tbstr); | |
1430 | tbstr += strlen(tbstr) + 1; | |
1431 | } | |
1432 | free(end); | |
1433 | ||
1434 | if (ln->w) | |
1435 | delwin(ln->w); | |
1436 | ||
1437 | DBG(UI, ul_debug("draw window: %p", win_ex)); | |
1438 | touchwin(stdscr); | |
1439 | wrefresh(win_ex); | |
1440 | ||
1441 | cf->act_win = ln->w = win_ex; | |
1442 | return 0; | |
1443 | } | |
1444 | ||
1445 | static void ui_menu_goto(struct cfdisk *cf, int where) | |
1446 | { | |
1447 | struct cfdisk_menuitem *d; | |
1448 | size_t old; | |
1449 | ||
1450 | /* stop and begin/end for vertical menus */ | |
1451 | if (cf->menu->vertical) { | |
1452 | if (where < 0) | |
1453 | where = 0; | |
1454 | else if (where > (int) cf->menu->nitems - 1) | |
1455 | where = cf->menu->nitems - 1; | |
1456 | } else { | |
1457 | /* continue from begin/end */ | |
1458 | if (where < 0) | |
1459 | where = cf->menu->nitems - 1; | |
1460 | else if ((size_t) where > cf->menu->nitems - 1) | |
1461 | where = 0; | |
1462 | } | |
1463 | if ((size_t) where == cf->menu->idx) | |
1464 | return; | |
1465 | ||
1466 | ui_clean_info(); | |
1467 | ||
1468 | old = cf->menu->idx; | |
1469 | cf->menu->idx = where; | |
1470 | ||
1471 | if (!menuitem_on_page(cf, old)) { | |
1472 | ui_draw_menu(cf); | |
1473 | return; | |
1474 | } | |
1475 | ||
1476 | d = menu_get_menuitem(cf, old); | |
1477 | ui_draw_menuitem(cf, d, old); | |
1478 | ||
1479 | d = menu_get_menuitem(cf, where); | |
1480 | ui_draw_menuitem(cf, d, where); | |
1481 | ||
1482 | } | |
1483 | ||
1484 | static int ui_menu_move(struct cfdisk *cf, int key) | |
1485 | { | |
1486 | struct cfdisk_menu *m; | |
1487 | ||
1488 | assert(cf); | |
1489 | assert(cf->menu); | |
1490 | ||
1491 | if (key == (int) ERR) | |
1492 | return 0; /* ignore errors */ | |
1493 | ||
1494 | m = cf->menu; | |
1495 | ||
1496 | DBG(MENU, ul_debug("menu move key >%c<.", key)); | |
1497 | ||
1498 | if (m->vertical) | |
1499 | { | |
1500 | switch (key) { | |
1501 | case KEY_DOWN: | |
1502 | case '\016': /* ^N */ | |
1503 | case 'j': /* Vi-like alternative */ | |
1504 | ui_menu_goto(cf, m->idx + 1); | |
1505 | return 0; | |
1506 | case KEY_UP: | |
1507 | case '\020': /* ^P */ | |
1508 | case 'k': /* Vi-like alternative */ | |
1509 | ui_menu_goto(cf, (int) m->idx - 1); | |
1510 | return 0; | |
1511 | case KEY_PPAGE: | |
1512 | if (m->page_sz) { | |
1513 | ui_menu_goto(cf, (int) m->idx - m->page_sz); | |
1514 | return 0; | |
1515 | } | |
1516 | /* fallthrough */ | |
1517 | case KEY_HOME: | |
1518 | ui_menu_goto(cf, 0); | |
1519 | return 0; | |
1520 | case KEY_NPAGE: | |
1521 | if (m->page_sz) { | |
1522 | ui_menu_goto(cf, m->idx + m->page_sz); | |
1523 | return 0; | |
1524 | } | |
1525 | /* fallthrough */ | |
1526 | case KEY_END: | |
1527 | ui_menu_goto(cf, m->nitems); | |
1528 | return 0; | |
1529 | } | |
1530 | } else { | |
1531 | switch (key) { | |
1532 | case KEY_RIGHT: | |
1533 | case '\t': | |
1534 | ui_menu_goto(cf, m->idx + 1); | |
1535 | return 0; | |
1536 | case KEY_LEFT: | |
1537 | #ifdef KEY_BTAB | |
1538 | case KEY_BTAB: | |
1539 | #endif | |
1540 | ui_menu_goto(cf, (int) m->idx - 1); | |
1541 | return 0; | |
1542 | } | |
1543 | } | |
1544 | ||
1545 | if (key == '\014') { /* ^L refresh */ | |
1546 | ui_menu_resize(cf); | |
1547 | return 0; | |
1548 | } | |
1549 | ||
1550 | DBG(MENU, ul_debug(" no menu move key")); | |
1551 | return 1; | |
1552 | } | |
1553 | ||
1554 | /* but don't call me from ui_run(), this is for pop-up menus only */ | |
1555 | static void ui_menu_resize(struct cfdisk *cf) | |
1556 | { | |
1557 | DBG(MENU, ul_debug("menu resize/refresh")); | |
1558 | resize(); | |
1559 | ui_clean_menu(cf); | |
1560 | menu_refresh_size(cf); | |
1561 | ui_draw_menu(cf); | |
1562 | refresh(); | |
1563 | } | |
1564 | ||
1565 | static int partition_on_page(struct cfdisk *cf, size_t i) | |
1566 | { | |
1567 | if (cf->page_sz == 0 || | |
1568 | cf->lines_idx / cf->page_sz == i / cf->page_sz) | |
1569 | return 1; | |
1570 | return 0; | |
1571 | } | |
1572 | ||
1573 | static void ui_draw_partition(struct cfdisk *cf, size_t i) | |
1574 | { | |
1575 | int ln = TABLE_START_LINE + 1 + i; /* skip table header */ | |
1576 | int cl = ARROW_CURSOR_WIDTH; /* we need extra space for cursor */ | |
1577 | int cur = cf->lines_idx == i; | |
1578 | size_t curpg = 0; | |
1579 | ||
1580 | if (cf->page_sz) { | |
1581 | if (!partition_on_page(cf, i)) | |
1582 | return; | |
1583 | ln = TABLE_START_LINE + (i % cf->page_sz) + 1; | |
1584 | curpg = cf->lines_idx / cf->page_sz; | |
1585 | } | |
1586 | ||
1587 | DBG(UI, ul_debug( | |
1588 | "draw partition %zu [page_sz=%zu, " | |
1589 | "line=%d, idx=%zu]", | |
1590 | i, cf->page_sz, ln, cf->lines_idx)); | |
1591 | ||
1592 | if (cur) { | |
1593 | attron(A_REVERSE); | |
1594 | mvaddstr(ln, 0, ARROW_CURSOR_STRING); | |
1595 | mvaddstr(ln, cl, cf->lines[i + 1].data); | |
1596 | attroff(A_REVERSE); | |
1597 | } else { | |
1598 | int at = 0; | |
1599 | ||
1600 | if (colors_wanted() && is_freespace(cf, i)) { | |
1601 | attron(COLOR_PAIR(CFDISK_CL_FREESPACE)); | |
1602 | at = 1; | |
1603 | } | |
1604 | mvaddstr(ln, 0, ARROW_CURSOR_DUMMY); | |
1605 | mvaddstr(ln, cl, cf->lines[i + 1].data); | |
1606 | if (at) | |
1607 | attroff(COLOR_PAIR(CFDISK_CL_FREESPACE)); | |
1608 | } | |
1609 | ||
1610 | if ((size_t) ln == MENU_START_LINE - 1 && | |
1611 | cf->page_sz && curpg < cf->nlines / cf->page_sz) { | |
1612 | if (cur) | |
1613 | attron(A_REVERSE); | |
1614 | mvaddch(ln, ui_cols - 1, ACS_DARROW); | |
1615 | mvaddch(ln, 0, ACS_DARROW); | |
1616 | if (cur) | |
1617 | attroff(A_REVERSE); | |
1618 | } | |
1619 | ||
1620 | } | |
1621 | ||
1622 | static int ui_draw_table(struct cfdisk *cf) | |
1623 | { | |
1624 | int cl = ARROW_CURSOR_WIDTH; | |
1625 | size_t i, nparts = fdisk_table_get_nents(cf->table); | |
1626 | size_t curpg = cf->page_sz ? cf->lines_idx / cf->page_sz : 0; | |
1627 | ||
1628 | DBG(UI, ul_debug("draw table")); | |
1629 | ||
1630 | for (i = TABLE_START_LINE; i <= TABLE_START_LINE + cf->page_sz; i++) { | |
1631 | move(i, 0); | |
1632 | clrtoeol(); | |
1633 | } | |
1634 | ||
1635 | if (nparts == 0 || (size_t) cf->lines_idx > nparts - 1) | |
1636 | cf->lines_idx = nparts ? nparts - 1 : 0; | |
1637 | ||
1638 | /* print header */ | |
1639 | attron(A_BOLD); | |
1640 | mvaddstr(TABLE_START_LINE, cl, cf->lines[0].data); | |
1641 | attroff(A_BOLD); | |
1642 | ||
1643 | /* print partitions */ | |
1644 | for (i = 0; i < nparts; i++) | |
1645 | ui_draw_partition(cf, i); | |
1646 | ||
1647 | if (curpg != 0) { | |
1648 | mvaddch(TABLE_START_LINE, ui_cols - 1, ACS_UARROW); | |
1649 | mvaddch(TABLE_START_LINE, 0, ACS_UARROW); | |
1650 | } | |
1651 | if (cf->page_sz && curpg < cf->nlines / cf->page_sz) { | |
1652 | mvaddch(MENU_START_LINE - 1, ui_cols - 1, ACS_DARROW); | |
1653 | mvaddch(MENU_START_LINE - 1, 0, ACS_DARROW); | |
1654 | } | |
1655 | return 0; | |
1656 | } | |
1657 | ||
1658 | static int ui_table_goto(struct cfdisk *cf, int where) | |
1659 | { | |
1660 | size_t old; | |
1661 | size_t nparts = fdisk_table_get_nents(cf->table); | |
1662 | ||
1663 | DBG(UI, ul_debug("goto table %d", where)); | |
1664 | ||
1665 | if (where < 0) | |
1666 | where = 0; | |
1667 | else if ((size_t) where > nparts - 1) | |
1668 | where = nparts - 1; | |
1669 | ||
1670 | if ((size_t) where == cf->lines_idx) | |
1671 | return 0; | |
1672 | ||
1673 | old = cf->lines_idx; | |
1674 | cf->lines_idx = where; | |
1675 | ||
1676 | if (!partition_on_page(cf, old) ||!partition_on_page(cf, where)) | |
1677 | ui_draw_table(cf); | |
1678 | else { | |
1679 | ui_draw_partition(cf, old); /* cleanup old */ | |
1680 | ui_draw_partition(cf, where); /* draw new */ | |
1681 | } | |
1682 | ui_clean_info(); | |
1683 | ui_draw_menu(cf); | |
1684 | ui_draw_extra(cf); | |
1685 | refresh(); | |
1686 | ||
1687 | return 0; | |
1688 | } | |
1689 | ||
1690 | static int ui_refresh(struct cfdisk *cf) | |
1691 | { | |
1692 | struct fdisk_label *lb; | |
1693 | char *id = NULL; | |
1694 | uint64_t bytes = fdisk_get_nsectors(cf->cxt) * fdisk_get_sector_size(cf->cxt); | |
1695 | char *strsz; | |
1696 | ||
1697 | if (!ui_enabled) | |
1698 | return -EINVAL; | |
1699 | ||
1700 | strsz = size_to_human_string(SIZE_DECIMAL_2DIGITS | |
1701 | | SIZE_SUFFIX_SPACE | |
1702 | | SIZE_SUFFIX_3LETTER, bytes); | |
1703 | ||
1704 | lb = fdisk_get_label(cf->cxt, NULL); | |
1705 | assert(lb); | |
1706 | ||
1707 | clear(); | |
1708 | ||
1709 | /* header */ | |
1710 | attron(A_BOLD); | |
1711 | ui_center(0, _("Disk: %s"), fdisk_get_devname(cf->cxt)); | |
1712 | attroff(A_BOLD); | |
1713 | ui_center(1, _("Size: %s, %"PRIu64" bytes, %ju sectors"), | |
1714 | strsz, bytes, (uintmax_t) fdisk_get_nsectors(cf->cxt)); | |
1715 | if (fdisk_get_disklabel_id(cf->cxt, &id) == 0 && id) | |
1716 | ui_center(2, _("Label: %s, identifier: %s"), | |
1717 | fdisk_label_get_name(lb), id); | |
1718 | else | |
1719 | ui_center(2, _("Label: %s"), fdisk_label_get_name(lb)); | |
1720 | free(strsz); | |
1721 | ||
1722 | ui_draw_table(cf); | |
1723 | ui_draw_menu(cf); | |
1724 | refresh(); | |
1725 | return 0; | |
1726 | } | |
1727 | ||
1728 | static ssize_t ui_get_string(const char *prompt, | |
1729 | const char *hint, char *buf, size_t len) | |
1730 | { | |
1731 | int ln = MENU_START_LINE, cl = 1; | |
1732 | ssize_t rc = -1; | |
1733 | struct mbs_editor *edit; | |
1734 | ||
1735 | DBG(UI, ul_debug("ui get string")); | |
1736 | ||
1737 | assert(buf); | |
1738 | assert(len); | |
1739 | ||
1740 | move(ln, 0); | |
1741 | clrtoeol(); | |
1742 | ||
1743 | move(ln + 1, 0); | |
1744 | clrtoeol(); | |
1745 | ||
1746 | if (prompt) { | |
1747 | mvaddstr(ln, cl, prompt); | |
1748 | cl += mbs_safe_width(prompt); | |
1749 | } | |
1750 | ||
1751 | edit = mbs_new_edit(buf, len, ui_cols - cl); | |
1752 | if (!edit) | |
1753 | goto done; | |
1754 | ||
1755 | mbs_edit_goto(edit, MBS_EDIT_END); | |
1756 | ||
1757 | if (hint) | |
1758 | ui_hint(hint); | |
1759 | else | |
1760 | ui_clean_hint(); | |
1761 | ||
1762 | curs_set(1); | |
1763 | ||
1764 | while (!sig_die) { | |
1765 | wint_t c; /* we have fallback in widechar.h */ | |
1766 | ||
1767 | move(ln, cl); | |
1768 | clrtoeol(); | |
1769 | mvaddstr(ln, cl, edit->buf); | |
1770 | move(ln, cl + edit->cursor_cells); | |
1771 | refresh(); | |
1772 | ||
1773 | #if !defined(HAVE_SLCURSES_H) && !defined(HAVE_SLANG_SLCURSES_H) && \ | |
1774 | defined(HAVE_LIBNCURSESW) && defined(HAVE_WIDECHAR) | |
1775 | if (get_wch(&c) == ERR) { | |
1776 | #else | |
1777 | if ((c = getch()) == (wint_t) ERR) { | |
1778 | #endif | |
1779 | if (sig_die) | |
1780 | break; | |
1781 | if (sig_resize) { | |
1782 | resize(); | |
1783 | continue; | |
1784 | } | |
1785 | if (!isatty(STDIN_FILENO)) | |
1786 | exit(2); | |
1787 | else | |
1788 | goto done; | |
1789 | } | |
1790 | ||
1791 | DBG(UI, ul_debug("ui get string: key=%lc", c)); | |
1792 | ||
1793 | if (c == '\r' || c == '\n' || c == KEY_ENTER) | |
1794 | break; | |
1795 | ||
1796 | rc = 1; | |
1797 | ||
1798 | switch (c) { | |
1799 | case KEY_ESC: | |
1800 | rc = -CFDISK_ERR_ESC; | |
1801 | goto done; | |
1802 | case KEY_LEFT: | |
1803 | rc = mbs_edit_goto(edit, MBS_EDIT_LEFT); | |
1804 | break; | |
1805 | case KEY_RIGHT: | |
1806 | rc = mbs_edit_goto(edit, MBS_EDIT_RIGHT); | |
1807 | break; | |
1808 | case KEY_END: | |
1809 | rc = mbs_edit_goto(edit, MBS_EDIT_END); | |
1810 | break; | |
1811 | case KEY_HOME: | |
1812 | rc = mbs_edit_goto(edit, MBS_EDIT_HOME); | |
1813 | break; | |
1814 | case KEY_UP: | |
1815 | case KEY_DOWN: | |
1816 | break; | |
1817 | case KEY_DC: | |
1818 | rc = mbs_edit_delete(edit); | |
1819 | break; | |
1820 | case '\b': | |
1821 | case KEY_DELETE: | |
1822 | case KEY_BACKSPACE: | |
1823 | rc = mbs_edit_backspace(edit); | |
1824 | break; | |
1825 | default: | |
1826 | rc = mbs_edit_insert(edit, c); | |
1827 | break; | |
1828 | } | |
1829 | if (rc == 1) | |
1830 | beep(); | |
1831 | } | |
1832 | ||
1833 | if (sig_die) | |
1834 | die_on_signal(); | |
1835 | ||
1836 | rc = strlen(edit->buf); /* success */ | |
1837 | done: | |
1838 | move(ln, 0); | |
1839 | clrtoeol(); | |
1840 | curs_set(0); | |
1841 | refresh(); | |
1842 | mbs_free_edit(edit); | |
1843 | ||
1844 | return rc; | |
1845 | } | |
1846 | ||
1847 | static int ui_get_size(struct cfdisk *cf, /* context */ | |
1848 | const char *prompt, /* UI dialog string */ | |
1849 | uint64_t *res, /* result in bytes */ | |
1850 | uint64_t low, /* minimal size */ | |
1851 | uint64_t up, /* maximal size */ | |
1852 | int *expsize) /* explicitly specified size */ | |
1853 | { | |
1854 | char buf[128]; | |
1855 | uint64_t user = 0; | |
1856 | ssize_t rc; | |
1857 | char *dflt = size_to_human_string(0, *res); | |
1858 | ||
1859 | DBG(UI, ul_debug("get_size (default=%"PRIu64")", *res)); | |
1860 | ||
1861 | ui_clean_info(); | |
1862 | ||
1863 | snprintf(buf, sizeof(buf), "%s", dflt); | |
1864 | ||
1865 | do { | |
1866 | int pwr = 0, insec = 0; | |
1867 | ||
1868 | rc = ui_get_string(prompt, | |
1869 | _("May be followed by M for MiB, G for GiB, " | |
1870 | "T for TiB, or S for sectors."), | |
1871 | buf, sizeof(buf)); | |
1872 | ui_clean_warn(); | |
1873 | ||
1874 | if (rc == 0) { | |
1875 | ui_warnx(_("Please, specify size.")); | |
1876 | continue; /* nothing specified */ | |
1877 | } else if (rc == -CFDISK_ERR_ESC) | |
1878 | break; /* cancel dialog */ | |
1879 | ||
1880 | if (strcmp(buf, dflt) == 0) | |
1881 | user = *res, rc = 0; /* no change, use default */ | |
1882 | else { | |
1883 | size_t len = strlen(buf); | |
1884 | if (buf[len - 1] == 'S' || buf[len - 1] == 's') { | |
1885 | insec = 1; | |
1886 | buf[len - 1] = '\0'; | |
1887 | } | |
1888 | rc = parse_size(buf, (uintmax_t *)&user, &pwr); /* parse */ | |
1889 | } | |
1890 | ||
1891 | if (rc == 0) { | |
1892 | DBG(UI, ul_debug("get_size user=%"PRIu64", power=%d, in-sectors=%s", | |
1893 | user, pwr, insec ? "yes" : "no")); | |
1894 | if (insec) | |
1895 | user *= fdisk_get_sector_size(cf->cxt); | |
1896 | if (user < low) { | |
1897 | ui_warnx(_("Minimum size is %"PRIu64" bytes."), low); | |
1898 | rc = -ERANGE; | |
1899 | } | |
1900 | if (user > up && pwr && user < up + (1ULL << pwr * 10)) | |
1901 | /* ignore when the user specified size overflow | |
1902 | * with in range specified by suffix (e.g. MiB) */ | |
1903 | user = up; | |
1904 | ||
1905 | if (user > up) { | |
1906 | ui_warnx(_("Maximum size is %"PRIu64" bytes."), up); | |
1907 | rc = -ERANGE; | |
1908 | } | |
1909 | if (rc == 0 && insec && expsize) | |
1910 | *expsize = 1; | |
1911 | ||
1912 | } else | |
1913 | ui_warnx(_("Failed to parse size.")); | |
1914 | } while (rc != 0); | |
1915 | ||
1916 | if (rc == 0) | |
1917 | *res = user; | |
1918 | free(dflt); | |
1919 | ||
1920 | DBG(UI, ul_debug("get_size (result=%"PRIu64", rc=%zd)", *res, rc)); | |
1921 | return rc; | |
1922 | } | |
1923 | ||
1924 | static struct fdisk_parttype *ui_get_parttype(struct cfdisk *cf, | |
1925 | struct fdisk_parttype *cur) | |
1926 | { | |
1927 | struct cfdisk_menuitem *d, *cm; | |
1928 | size_t i = 0, nitems, idx = 0; | |
1929 | struct fdisk_parttype *t = NULL; | |
1930 | struct fdisk_label *lb; | |
1931 | int codetypes = 0; | |
1932 | ||
1933 | DBG(UI, ul_debug("asking for parttype.")); | |
1934 | ||
1935 | lb = fdisk_get_label(cf->cxt, NULL); | |
1936 | ||
1937 | /* create cfdisk menu according to label types, note that the | |
1938 | * last cm[] item has to be empty -- so nitems + 1 */ | |
1939 | nitems = fdisk_label_get_nparttypes(lb); | |
1940 | if (!nitems) | |
1941 | return NULL; | |
1942 | ||
1943 | cm = xcalloc(nitems + 1, sizeof(struct cfdisk_menuitem)); | |
1944 | if (!cm) | |
1945 | return NULL; | |
1946 | ||
1947 | codetypes = fdisk_label_has_code_parttypes(lb); | |
1948 | ||
1949 | for (i = 0; i < nitems; i++) { | |
1950 | const struct fdisk_parttype *x = fdisk_label_get_parttype(lb, i); | |
1951 | char *name; | |
1952 | ||
1953 | cm[i].userdata = (void *) x; | |
1954 | if (codetypes) | |
1955 | xasprintf(&name, "%2x %s", | |
1956 | fdisk_parttype_get_code(x), | |
1957 | _(fdisk_parttype_get_name(x))); | |
1958 | else { | |
1959 | name = (char *) _(fdisk_parttype_get_name(x)); | |
1960 | cm[i].desc = fdisk_parttype_get_string(x); | |
1961 | } | |
1962 | cm[i].name = name; | |
1963 | if (x == cur) | |
1964 | idx = i; | |
1965 | } | |
1966 | ||
1967 | /* make the new menu active */ | |
1968 | menu_push(cf, cm); | |
1969 | cf->menu->vertical = 1; | |
1970 | cf->menu->idx = idx; | |
1971 | menu_set_title(cf->menu, _("Select partition type")); | |
1972 | ui_draw_menu(cf); | |
1973 | refresh(); | |
1974 | ||
1975 | while (!sig_die) { | |
1976 | int key = getch(); | |
1977 | ||
1978 | if (sig_die) | |
1979 | break; | |
1980 | if (sig_resize) | |
1981 | ui_menu_resize(cf); | |
1982 | if (ui_menu_move(cf, key) == 0) | |
1983 | continue; | |
1984 | ||
1985 | switch (key) { | |
1986 | case KEY_ENTER: | |
1987 | case '\n': | |
1988 | case '\r': | |
1989 | d = menu_get_menuitem(cf, cf->menu->idx); | |
1990 | if (d) | |
1991 | t = (struct fdisk_parttype *) d->userdata; | |
1992 | goto done; | |
1993 | case KEY_ESC: | |
1994 | case 'q': | |
1995 | case 'Q': | |
1996 | goto done; | |
1997 | } | |
1998 | } | |
1999 | ||
2000 | if (sig_die) | |
2001 | die_on_signal(); | |
2002 | done: | |
2003 | menu_pop(cf); | |
2004 | if (codetypes) { | |
2005 | for (i = 0; i < nitems; i++) | |
2006 | free((char *) cm[i].name); | |
2007 | } | |
2008 | free(cm); | |
2009 | DBG(UI, ul_debug("get parrtype done [type=%s] ", t ? | |
2010 | fdisk_parttype_get_name(t) : NULL)); | |
2011 | return t; | |
2012 | } | |
2013 | ||
2014 | static int ui_script_read(struct cfdisk *cf) | |
2015 | { | |
2016 | struct fdisk_script *sc = NULL; | |
2017 | char buf[PATH_MAX] = { 0 }; | |
2018 | int rc; | |
2019 | ||
2020 | erase(); | |
2021 | rc = ui_get_string( _("Enter script file name: "), | |
2022 | _("The script file will be applied to in-memory partition table."), | |
2023 | buf, sizeof(buf)); | |
2024 | if (rc <= 0) | |
2025 | return rc; | |
2026 | ||
2027 | rc = -1; | |
2028 | errno = 0; | |
2029 | sc = fdisk_new_script_from_file(cf->cxt, buf); | |
2030 | if (!sc && errno) | |
2031 | ui_warn(_("Cannot open %s"), buf); | |
2032 | else if (!sc) | |
2033 | ui_warnx(_("Failed to parse script file %s"), buf); | |
2034 | else if (fdisk_apply_script(cf->cxt, sc) != 0) | |
2035 | ui_warnx(_("Failed to apply script %s"), buf); | |
2036 | else | |
2037 | rc = 0; | |
2038 | ||
2039 | ui_clean_hint(); | |
2040 | fdisk_unref_script(sc); | |
2041 | return rc; | |
2042 | } | |
2043 | ||
2044 | static int ui_script_write(struct cfdisk *cf) | |
2045 | { | |
2046 | struct fdisk_script *sc = NULL; | |
2047 | char buf[PATH_MAX] = { 0 }; | |
2048 | FILE *f = NULL; | |
2049 | int rc; | |
2050 | ||
2051 | rc = ui_get_string( _("Enter script file name: "), | |
2052 | _("The current in-memory partition table will be dumped to the file."), | |
2053 | buf, sizeof(buf)); | |
2054 | if (rc <= 0) | |
2055 | return rc; | |
2056 | ||
2057 | rc = 0; | |
2058 | sc = fdisk_new_script(cf->cxt); | |
2059 | if (!sc) { | |
2060 | ui_warn(_("Failed to allocate script handler")); | |
2061 | goto done; | |
2062 | } | |
2063 | ||
2064 | rc = fdisk_script_read_context(sc, NULL); | |
2065 | if (rc) { | |
2066 | ui_warnx(_("Failed to read disk layout into script.")); | |
2067 | goto done; | |
2068 | } | |
2069 | ||
2070 | DBG(UI, ul_debug("writing dump into: '%s'", buf)); | |
2071 | f = fopen(buf, "w"); | |
2072 | if (!f) { | |
2073 | ui_warn(_("Cannot open %s"), buf); | |
2074 | rc = -errno; | |
2075 | goto done; | |
2076 | } | |
2077 | ||
2078 | rc = fdisk_script_write_file(sc, f); | |
2079 | if (!rc) | |
2080 | ui_info(_("Disk layout successfully dumped.")); | |
2081 | done: | |
2082 | if (rc) | |
2083 | ui_warn(_("Failed to write script %s"), buf); | |
2084 | if (f) | |
2085 | fclose(f); | |
2086 | fdisk_unref_script(sc); | |
2087 | return rc; | |
2088 | } | |
2089 | ||
2090 | /* prints menu with libfdisk labels and waits for users response */ | |
2091 | static int ui_create_label(struct cfdisk *cf) | |
2092 | { | |
2093 | struct cfdisk_menuitem *d, *cm; | |
2094 | int rc = 1, refresh_menu = 1; | |
2095 | size_t i = 0, nitems; | |
2096 | struct fdisk_label *lb = NULL; | |
2097 | ||
2098 | assert(cf); | |
2099 | ||
2100 | DBG(UI, ul_debug("asking for new disklabe.")); | |
2101 | ||
2102 | /* create cfdisk menu according to libfdisk labels, note that the | |
2103 | * last cm[] item has to be empty -- so nitems + 1 */ | |
2104 | nitems = fdisk_get_nlabels(cf->cxt); | |
2105 | cm = xcalloc(nitems + 1, sizeof(struct cfdisk_menuitem)); | |
2106 | ||
2107 | while (fdisk_next_label(cf->cxt, &lb) == 0) { | |
2108 | if (fdisk_label_is_disabled(lb) || | |
2109 | fdisk_label_get_type(lb) == FDISK_DISKLABEL_BSD) | |
2110 | continue; | |
2111 | cm[i++].name = fdisk_label_get_name(lb); | |
2112 | } | |
2113 | ||
2114 | erase(); | |
2115 | ||
2116 | /* make the new menu active */ | |
2117 | menu_push(cf, cm); | |
2118 | cf->menu->vertical = 1; | |
2119 | menu_set_title(cf->menu, _("Select label type")); | |
2120 | ||
2121 | if (!cf->zero_start) | |
2122 | ui_info(_("Device does not contain a recognized partition table.")); | |
2123 | ||
2124 | ||
2125 | while (!sig_die) { | |
2126 | int key; | |
2127 | ||
2128 | if (refresh_menu) { | |
2129 | ui_draw_menu(cf); | |
2130 | ui_hint(_("Select a type to create a new label or press 'L' to load script file.")); | |
2131 | refresh(); | |
2132 | refresh_menu = 0; | |
2133 | } | |
2134 | ||
2135 | key = getch(); | |
2136 | ||
2137 | if (sig_die) | |
2138 | break; | |
2139 | if (sig_resize) | |
2140 | ui_menu_resize(cf); | |
2141 | if (ui_menu_move(cf, key) == 0) | |
2142 | continue; | |
2143 | switch (key) { | |
2144 | case KEY_ENTER: | |
2145 | case '\n': | |
2146 | case '\r': | |
2147 | d = menu_get_menuitem(cf, cf->menu->idx); | |
2148 | if (d) | |
2149 | rc = fdisk_create_disklabel(cf->cxt, d->name); | |
2150 | goto done; | |
2151 | case KEY_ESC: | |
2152 | case 'q': | |
2153 | case 'Q': | |
2154 | goto done; | |
2155 | case 'l': | |
2156 | case 'L': | |
2157 | rc = ui_script_read(cf); | |
2158 | if (rc == 0) | |
2159 | goto done; | |
2160 | refresh_menu = 1; | |
2161 | break; | |
2162 | } | |
2163 | } | |
2164 | ||
2165 | if (sig_die) | |
2166 | die_on_signal(); | |
2167 | done: | |
2168 | menu_pop(cf); | |
2169 | free(cm); | |
2170 | DBG(UI, ul_debug("create label done [rc=%d] ", rc)); | |
2171 | return rc; | |
2172 | } | |
2173 | ||
2174 | ||
2175 | static int ui_help(void) | |
2176 | { | |
2177 | size_t i; | |
2178 | static const char *help[] = { | |
2179 | N_("This is cfdisk, a curses-based disk partitioning program."), | |
2180 | N_("It lets you create, delete, and modify partitions on a block device."), | |
2181 | " ", | |
2182 | N_("Command Meaning"), | |
2183 | N_("------- -------"), | |
2184 | N_(" b Toggle bootable flag of the current partition"), | |
2185 | N_(" d Delete the current partition"), | |
2186 | N_(" h Print this screen"), | |
2187 | N_(" n Create new partition from free space"), | |
2188 | N_(" q Quit program without writing partition table"), | |
2189 | N_(" s Fix partitions order (only when in disarray)"), | |
2190 | N_(" t Change the partition type"), | |
2191 | N_(" u Dump disk layout to sfdisk compatible script file"), | |
2192 | N_(" W Write partition table to disk (you must enter uppercase W);"), | |
2193 | N_(" since this might destroy data on the disk, you must either"), | |
2194 | N_(" confirm or deny the write by entering 'yes' or 'no'"), | |
2195 | N_(" x Display/hide extra information about a partition"), | |
2196 | N_("Up Arrow Move cursor to the previous partition"), | |
2197 | N_("Down Arrow Move cursor to the next partition"), | |
2198 | N_("Left Arrow Move cursor to the previous menu item"), | |
2199 | N_("Right Arrow Move cursor to the next menu item"), | |
2200 | " ", | |
2201 | N_("Note: All of the commands can be entered with either upper or lower"), | |
2202 | N_("case letters (except for Write)."), | |
2203 | " ", | |
2204 | N_("Use lsblk(8) or partx(8) to see more details about the device."), | |
2205 | " ", | |
2206 | " ", | |
2207 | "Copyright (C) 2014-2017 Karel Zak <kzak@redhat.com>" | |
2208 | }; | |
2209 | ||
2210 | erase(); | |
2211 | for (i = 0; i < ARRAY_SIZE(help); i++) | |
2212 | mvaddstr(i, 1, _(help[i])); | |
2213 | ||
2214 | ui_info(_("Press a key to continue.")); | |
2215 | ||
2216 | getch(); | |
2217 | ||
2218 | if (sig_die) | |
2219 | die_on_signal(); | |
2220 | return 0; | |
2221 | } | |
2222 | ||
2223 | /* TODO: use @sz, now 128bytes */ | |
2224 | static int main_menu_ignore_keys(struct cfdisk *cf, char *ignore, | |
2225 | size_t sz __attribute__((__unused__))) | |
2226 | { | |
2227 | struct fdisk_partition *pa = get_current_partition(cf); | |
2228 | size_t i = 0; | |
2229 | ||
2230 | if (!pa) | |
2231 | return 0; | |
2232 | if (fdisk_partition_is_freespace(pa)) { | |
2233 | ignore[i++] = 'd'; /* delete */ | |
2234 | ignore[i++] = 't'; /* set type */ | |
2235 | ignore[i++] = 'b'; /* set bootable */ | |
2236 | ignore[i++] = 'r'; /* resize */ | |
2237 | cf->menu->prefkey = 'n'; | |
2238 | } else { | |
2239 | cf->menu->prefkey = 'q'; | |
2240 | ignore[i++] = 'n'; | |
2241 | if (!fdisk_is_label(cf->cxt, DOS) && | |
2242 | !fdisk_is_label(cf->cxt, SGI)) | |
2243 | ignore[i++] = 'b'; | |
2244 | } | |
2245 | ||
2246 | if (!cf->wrong_order) | |
2247 | ignore[i++] = 's'; | |
2248 | ||
2249 | if (fdisk_is_readonly(cf->cxt)) | |
2250 | ignore[i++] = 'W'; | |
2251 | ||
2252 | return i; | |
2253 | } | |
2254 | ||
2255 | ||
2256 | /* returns: error: < 0, success: 0, quit: 1 */ | |
2257 | static int main_menu_action(struct cfdisk *cf, int key) | |
2258 | { | |
2259 | size_t n; | |
2260 | int ref = 0, rc, org_order = cf->wrong_order; | |
2261 | const char *info = NULL, *warn = NULL; | |
2262 | struct fdisk_partition *pa; | |
2263 | ||
2264 | assert(cf); | |
2265 | assert(cf->cxt); | |
2266 | assert(cf->menu); | |
2267 | ||
2268 | if (key == 0) { | |
2269 | struct cfdisk_menuitem *d = menu_get_menuitem(cf, cf->menu->idx); | |
2270 | if (!d) | |
2271 | return 0; | |
2272 | key = d->key; | |
2273 | ||
2274 | } else if (key != 'w' && key != 'W') | |
2275 | key = tolower(key); /* case insensitive except 'W'rite */ | |
2276 | ||
2277 | DBG(MENU, ul_debug("main menu action: key=%c", key)); | |
2278 | ||
2279 | if (cf->menu->ignore && strchr(cf->menu->ignore, key)) { | |
2280 | DBG(MENU, ul_debug(" ignore '%c'", key)); | |
2281 | return 0; | |
2282 | } | |
2283 | ||
2284 | pa = get_current_partition(cf); | |
2285 | if (!pa) | |
2286 | return -EINVAL; | |
2287 | n = fdisk_partition_get_partno(pa); | |
2288 | ||
2289 | DBG(MENU, ul_debug("menu action on %p", pa)); | |
2290 | ui_clean_hint(); | |
2291 | ui_clean_info(); | |
2292 | ||
2293 | switch (key) { | |
2294 | case 'b': /* Bootable flag */ | |
2295 | { | |
2296 | int fl = fdisk_is_label(cf->cxt, DOS) ? DOS_FLAG_ACTIVE : | |
2297 | fdisk_is_label(cf->cxt, SGI) ? SGI_FLAG_BOOT : 0; | |
2298 | ||
2299 | if (fl && fdisk_toggle_partition_flag(cf->cxt, n, fl)) | |
2300 | warn = _("Could not toggle the flag."); | |
2301 | else if (fl) | |
2302 | ref = 1; | |
2303 | break; | |
2304 | } | |
2305 | #ifdef KEY_DC | |
2306 | case KEY_DC: | |
2307 | #endif | |
2308 | case 'd': /* Delete */ | |
2309 | if (fdisk_delete_partition(cf->cxt, n) != 0) | |
2310 | warn = _("Could not delete partition %zu."); | |
2311 | else | |
2312 | info = _("Partition %zu has been deleted."); | |
2313 | ref = 1; | |
2314 | break; | |
2315 | case 'h': /* Help */ | |
2316 | case '?': | |
2317 | ui_help(); | |
2318 | ref = 1; | |
2319 | break; | |
2320 | case 'n': /* New */ | |
2321 | { | |
2322 | uint64_t start, size, dflt_size, secs, max_size; | |
2323 | struct fdisk_partition *npa; /* the new partition */ | |
2324 | int expsize = 0; /* size specified explicitly in sectors */ | |
2325 | ||
2326 | if (!fdisk_partition_is_freespace(pa) || !fdisk_partition_has_start(pa)) | |
2327 | return -EINVAL; | |
2328 | ||
2329 | /* free space range */ | |
2330 | start = fdisk_partition_get_start(pa); | |
2331 | size = max_size = dflt_size = fdisk_partition_get_size(pa) * fdisk_get_sector_size(cf->cxt); | |
2332 | ||
2333 | if (ui_get_size(cf, _("Partition size: "), &size, | |
2334 | fdisk_get_sector_size(cf->cxt), | |
2335 | max_size, &expsize) == -CFDISK_ERR_ESC) | |
2336 | break; | |
2337 | ||
2338 | secs = size / fdisk_get_sector_size(cf->cxt); | |
2339 | ||
2340 | npa = fdisk_new_partition(); | |
2341 | if (!npa) | |
2342 | return -ENOMEM; | |
2343 | ||
2344 | if (dflt_size == size) /* default is to fillin all free space */ | |
2345 | fdisk_partition_end_follow_default(npa, 1); | |
2346 | else | |
2347 | fdisk_partition_set_size(npa, secs); | |
2348 | ||
2349 | if (expsize) | |
2350 | fdisk_partition_size_explicit(pa, 1); | |
2351 | ||
2352 | fdisk_partition_set_start(npa, start); | |
2353 | fdisk_partition_partno_follow_default(npa, 1); | |
2354 | /* add to disk label -- libfdisk will ask for missing details */ | |
2355 | rc = fdisk_add_partition(cf->cxt, npa, NULL); | |
2356 | fdisk_unref_partition(npa); | |
2357 | if (rc == 0) | |
2358 | ref = 1; | |
2359 | break; | |
2360 | } | |
2361 | case 'q': /* Quit */ | |
2362 | return 1; | |
2363 | case 't': /* Type */ | |
2364 | { | |
2365 | struct fdisk_parttype *t; | |
2366 | ||
2367 | if (fdisk_partition_is_freespace(pa)) | |
2368 | return -EINVAL; | |
2369 | t = (struct fdisk_parttype *) fdisk_partition_get_type(pa); | |
2370 | t = ui_get_parttype(cf, t); | |
2371 | ref = 1; | |
2372 | ||
2373 | if (t && fdisk_set_partition_type(cf->cxt, n, t) == 0) | |
2374 | info = _("Changed type of partition %zu."); | |
2375 | else | |
2376 | info = _("The type of partition %zu is unchanged."); | |
2377 | break; | |
2378 | } | |
2379 | case 'r': /* resize */ | |
2380 | { | |
2381 | struct fdisk_partition *npa, *next; | |
2382 | uint64_t size, max_size, secs; | |
2383 | ||
2384 | if (fdisk_partition_is_freespace(pa) || !fdisk_partition_has_start(pa)) | |
2385 | return -EINVAL; | |
2386 | ||
2387 | size = fdisk_partition_get_size(pa); | |
2388 | ||
2389 | /* is the next freespace? */ | |
2390 | next = fdisk_table_get_partition(cf->table, cf->lines_idx + 1); | |
2391 | if (next && fdisk_partition_is_freespace(next)) | |
2392 | size += fdisk_partition_get_size(next); | |
2393 | ||
2394 | size *= fdisk_get_sector_size(cf->cxt); | |
2395 | max_size = size; | |
2396 | ||
2397 | if (ui_get_size(cf, _("New size: "), &size, | |
2398 | fdisk_get_sector_size(cf->cxt), | |
2399 | max_size, NULL) == -CFDISK_ERR_ESC) | |
2400 | break; | |
2401 | secs = size / fdisk_get_sector_size(cf->cxt); | |
2402 | npa = fdisk_new_partition(); | |
2403 | if (!npa) | |
2404 | return -ENOMEM; | |
2405 | ||
2406 | fdisk_partition_set_size(npa, secs); | |
2407 | ||
2408 | rc = fdisk_set_partition(cf->cxt, n, npa); | |
2409 | fdisk_unref_partition(npa); | |
2410 | if (rc == 0) { | |
2411 | ref = 1; | |
2412 | info = _("Partition %zu resized."); | |
2413 | } | |
2414 | break; | |
2415 | } | |
2416 | case 's': /* Sort */ | |
2417 | if (cf->wrong_order) { | |
2418 | fdisk_reorder_partitions(cf->cxt); | |
2419 | ref = 1; | |
2420 | } | |
2421 | break; | |
2422 | case 'u': /* dUmp */ | |
2423 | ui_script_write(cf); | |
2424 | break; | |
2425 | case 'W': /* Write */ | |
2426 | { | |
2427 | char buf[64] = { 0 }; | |
2428 | ||
2429 | if (fdisk_is_readonly(cf->cxt)) { | |
2430 | warn = _("Device is open in read-only mode."); | |
2431 | break; | |
2432 | } | |
2433 | ||
2434 | rc = ui_get_string( | |
2435 | _("Are you sure you want to write the partition " | |
2436 | "table to disk? "), | |
2437 | _("Type \"yes\" or \"no\", or press ESC to leave this dialog."), | |
2438 | buf, sizeof(buf)); | |
2439 | ||
2440 | ref = 1; | |
2441 | if (rc <= 0 || (strcasecmp(buf, "yes") != 0 && | |
2442 | strcasecmp(buf, _("yes")) != 0)) { | |
2443 | info = _("Did not write partition table to disk."); | |
2444 | break; | |
2445 | } | |
2446 | rc = fdisk_write_disklabel(cf->cxt); | |
2447 | if (rc) | |
2448 | warn = _("Failed to write disklabel."); | |
2449 | else { | |
2450 | if (cf->device_is_used) | |
2451 | fdisk_reread_changes(cf->cxt, cf->original_layout); | |
2452 | else | |
2453 | fdisk_reread_partition_table(cf->cxt); | |
2454 | info = _("The partition table has been altered."); | |
2455 | } | |
2456 | cf->nwrites++; | |
2457 | break; | |
2458 | } | |
2459 | default: | |
2460 | break; | |
2461 | } | |
2462 | ||
2463 | if (ref) { | |
2464 | lines_refresh(cf); | |
2465 | ui_refresh(cf); | |
2466 | ui_draw_extra(cf); | |
2467 | } else | |
2468 | ui_draw_menu(cf); | |
2469 | ||
2470 | ui_clean_hint(); | |
2471 | ||
2472 | if (warn) | |
2473 | ui_warnx(warn, n + 1); | |
2474 | else if (info) | |
2475 | ui_info(info, n + 1); | |
2476 | else if (key == 'n' && cf->wrong_order && org_order == 0) | |
2477 | ui_info(_("Note that partition table entries are not in disk order now.")); | |
2478 | ||
2479 | return 0; | |
2480 | } | |
2481 | ||
2482 | static void ui_resize_refresh(struct cfdisk *cf) | |
2483 | { | |
2484 | DBG(UI, ul_debug("ui resize/refresh")); | |
2485 | resize(); | |
2486 | menu_refresh_size(cf); | |
2487 | lines_refresh(cf); | |
2488 | ui_refresh(cf); | |
2489 | ui_draw_extra(cf); | |
2490 | } | |
2491 | ||
2492 | static void toggle_show_extra(struct cfdisk *cf) | |
2493 | { | |
2494 | if (cf->show_extra && cf->act_win) { | |
2495 | wclear(cf->act_win); | |
2496 | touchwin(stdscr); | |
2497 | } | |
2498 | cf->show_extra = cf->show_extra ? 0 : 1; | |
2499 | ||
2500 | if (cf->show_extra) | |
2501 | ui_draw_extra(cf); | |
2502 | DBG(MENU, ul_debug("extra: %s", cf->show_extra ? "ENABLED" : "DISABLED" )); | |
2503 | } | |
2504 | ||
2505 | static int ui_run(struct cfdisk *cf) | |
2506 | { | |
2507 | int rc = 0; | |
2508 | ||
2509 | ui_lines = LINES; | |
2510 | ui_cols = COLS; | |
2511 | DBG(UI, ul_debug("start cols=%zu, lines=%zu", ui_cols, ui_lines)); | |
2512 | ||
2513 | if (fdisk_get_collision(cf->cxt)) { | |
2514 | ui_warnx(_("Device already contains a %s signature; it will be removed by a write command."), | |
2515 | fdisk_get_collision(cf->cxt)); | |
2516 | fdisk_enable_wipe(cf->cxt, 1); | |
2517 | ui_hint(_("Press a key to continue.")); | |
2518 | getch(); | |
2519 | } | |
2520 | ||
2521 | if (!fdisk_has_label(cf->cxt) || cf->zero_start) { | |
2522 | rc = ui_create_label(cf); | |
2523 | if (rc < 0) | |
2524 | ui_errx(EXIT_FAILURE, | |
2525 | _("failed to create a new disklabel")); | |
2526 | if (rc) | |
2527 | return rc; | |
2528 | } | |
2529 | ||
2530 | cols_init(cf); | |
2531 | rc = lines_refresh(cf); | |
2532 | if (rc) | |
2533 | ui_errx(EXIT_FAILURE, _("failed to read partitions")); | |
2534 | ||
2535 | menu_push(cf, main_menuitems); | |
2536 | cf->menu->ignore_cb = main_menu_ignore_keys; | |
2537 | ||
2538 | rc = ui_refresh(cf); | |
2539 | if (rc) | |
2540 | return rc; | |
2541 | ||
2542 | cf->show_extra = 1; | |
2543 | ui_draw_extra(cf); | |
2544 | ||
2545 | if (fdisk_is_readonly(cf->cxt)) | |
2546 | ui_warnx(_("Device is open in read-only mode.")); | |
2547 | else if (cf->wrong_order) | |
2548 | ui_info(_("Note that partition table entries are not in disk order now.")); | |
2549 | ||
2550 | while (!sig_die) { | |
2551 | int key = getch(); | |
2552 | ||
2553 | rc = 0; | |
2554 | ||
2555 | if (sig_die) | |
2556 | break; | |
2557 | if (sig_resize) | |
2558 | /* Note that ncurses getch() returns ERR when interrupted | |
2559 | * by signal, but SLang does not interrupt at all. */ | |
2560 | ui_resize_refresh(cf); | |
2561 | if (key == ERR) | |
2562 | continue; | |
2563 | if (key == '\014') { /* ^L refresh */ | |
2564 | ui_resize_refresh(cf); | |
2565 | continue; | |
2566 | } | |
2567 | if (ui_menu_move(cf, key) == 0) | |
2568 | continue; | |
2569 | ||
2570 | DBG(UI, ul_debug("main action key >%1$c< [\\0%1$o].", key)); | |
2571 | ||
2572 | switch (key) { | |
2573 | case KEY_DOWN: | |
2574 | case '\016': /* ^N */ | |
2575 | case 'j': /* Vi-like alternative */ | |
2576 | ui_table_goto(cf, cf->lines_idx + 1); | |
2577 | break; | |
2578 | case KEY_UP: | |
2579 | case '\020': /* ^P */ | |
2580 | case 'k': /* Vi-like alternative */ | |
2581 | ui_table_goto(cf, (int) cf->lines_idx - 1); | |
2582 | break; | |
2583 | case KEY_PPAGE: | |
2584 | if (cf->page_sz) { | |
2585 | ui_table_goto(cf, (int) cf->lines_idx - cf->page_sz); | |
2586 | break; | |
2587 | } | |
2588 | /* fallthrough */ | |
2589 | case KEY_HOME: | |
2590 | ui_table_goto(cf, 0); | |
2591 | break; | |
2592 | case KEY_NPAGE: | |
2593 | if (cf->page_sz) { | |
2594 | ui_table_goto(cf, cf->lines_idx + cf->page_sz); | |
2595 | break; | |
2596 | } | |
2597 | /* fallthrough */ | |
2598 | case KEY_END: | |
2599 | ui_table_goto(cf, (int) cf->nlines - 1); | |
2600 | break; | |
2601 | case KEY_ENTER: | |
2602 | case '\n': | |
2603 | case '\r': | |
2604 | rc = main_menu_action(cf, 0); | |
2605 | break; | |
2606 | case 'X': | |
2607 | case 'x': /* Extra */ | |
2608 | toggle_show_extra(cf); | |
2609 | break; | |
2610 | default: | |
2611 | rc = main_menu_action(cf, key); | |
2612 | if (rc < 0) | |
2613 | beep(); | |
2614 | break; | |
2615 | } | |
2616 | ||
2617 | if (rc == 1) | |
2618 | break; /* quit */ | |
2619 | } | |
2620 | ||
2621 | menu_pop(cf); | |
2622 | ||
2623 | DBG(UI, ul_debug("end")); | |
2624 | return 0; | |
2625 | } | |
2626 | ||
2627 | static void __attribute__((__noreturn__)) usage(void) | |
2628 | { | |
2629 | FILE *out = stdout; | |
2630 | fputs(USAGE_HEADER, out); | |
2631 | fprintf(out, | |
2632 | _(" %1$s [options] <disk>\n"), program_invocation_short_name); | |
2633 | ||
2634 | fputs(USAGE_SEPARATOR, out); | |
2635 | fputs(_("Display or manipulate a disk partition table.\n"), out); | |
2636 | ||
2637 | fputs(USAGE_OPTIONS, out); | |
2638 | fputs(_(" -L, --color[=<when>] colorize output (auto, always or never)\n"), out); | |
2639 | fprintf(out, | |
2640 | " %s\n", USAGE_COLORS_DEFAULT); | |
2641 | fputs(_(" -z, --zero start with zeroed partition table\n"), out); | |
2642 | ||
2643 | fputs(USAGE_SEPARATOR, out); | |
2644 | printf(USAGE_HELP_OPTIONS(26)); | |
2645 | ||
2646 | printf(USAGE_MAN_TAIL("cfdisk(8)")); | |
2647 | exit(EXIT_SUCCESS); | |
2648 | } | |
2649 | ||
2650 | int main(int argc, char *argv[]) | |
2651 | { | |
2652 | const char *diskpath = NULL; | |
2653 | int rc, c, colormode = UL_COLORMODE_UNDEF; | |
2654 | struct cfdisk _cf = { .lines_idx = 0 }, | |
2655 | *cf = &_cf; | |
2656 | ||
2657 | static const struct option longopts[] = { | |
2658 | { "color", optional_argument, NULL, 'L' }, | |
2659 | { "help", no_argument, NULL, 'h' }, | |
2660 | { "version", no_argument, NULL, 'V' }, | |
2661 | { "zero", no_argument, NULL, 'z' }, | |
2662 | { NULL, 0, NULL, 0 }, | |
2663 | }; | |
2664 | ||
2665 | setlocale(LC_ALL, ""); | |
2666 | bindtextdomain(PACKAGE, LOCALEDIR); | |
2667 | textdomain(PACKAGE); | |
2668 | close_stdout_atexit(); | |
2669 | ||
2670 | while((c = getopt_long(argc, argv, "L::hVz", longopts, NULL)) != -1) { | |
2671 | switch(c) { | |
2672 | case 'h': | |
2673 | usage(); | |
2674 | break; | |
2675 | case 'L': | |
2676 | colormode = UL_COLORMODE_AUTO; | |
2677 | if (optarg) | |
2678 | colormode = colormode_or_err(optarg, | |
2679 | _("unsupported color mode")); | |
2680 | break; | |
2681 | case 'V': | |
2682 | print_version(EXIT_SUCCESS); | |
2683 | case 'z': | |
2684 | cf->zero_start = 1; | |
2685 | break; | |
2686 | default: | |
2687 | errtryhelp(EXIT_FAILURE); | |
2688 | } | |
2689 | } | |
2690 | ||
2691 | colors_init(colormode, "cfdisk"); | |
2692 | ||
2693 | fdisk_init_debug(0); | |
2694 | scols_init_debug(0); | |
2695 | cfdisk_init_debug(); | |
2696 | cf->cxt = fdisk_new_context(); | |
2697 | if (!cf->cxt) | |
2698 | err(EXIT_FAILURE, _("failed to allocate libfdisk context")); | |
2699 | ||
2700 | fdisk_set_ask(cf->cxt, ask_callback, (void *) cf); | |
2701 | ||
2702 | if (optind == argc) { | |
2703 | size_t i; | |
2704 | ||
2705 | for (i = 0; i < ARRAY_SIZE(default_disks); i++) { | |
2706 | if (access(default_disks[i], F_OK) == 0) { | |
2707 | diskpath = default_disks[i]; | |
2708 | break; | |
2709 | } | |
2710 | } | |
2711 | if (!diskpath) | |
2712 | diskpath = default_disks[0]; /* default, used for "cannot open" */ | |
2713 | } else | |
2714 | diskpath = argv[optind]; | |
2715 | ||
2716 | rc = fdisk_assign_device(cf->cxt, diskpath, 0); | |
2717 | if (rc == -EACCES) | |
2718 | rc = fdisk_assign_device(cf->cxt, diskpath, 1); | |
2719 | if (rc != 0) | |
2720 | err(EXIT_FAILURE, _("cannot open %s"), diskpath); | |
2721 | ||
2722 | if (!fdisk_is_readonly(cf->cxt)) { | |
2723 | cf->device_is_used = fdisk_device_is_used(cf->cxt); | |
2724 | fdisk_get_partitions(cf->cxt, &cf->original_layout); | |
2725 | } | |
2726 | ||
2727 | /* Don't use err(), warn() from this point */ | |
2728 | ui_init(cf); | |
2729 | ui_run(cf); | |
2730 | ui_end(); | |
2731 | ||
2732 | cfdisk_free_lines(cf); | |
2733 | free(cf->linesbuf); | |
2734 | free(cf->fields); | |
2735 | ||
2736 | fdisk_unref_table(cf->table); | |
2737 | #ifdef HAVE_LIBMOUNT | |
2738 | mnt_unref_table(cf->fstab); | |
2739 | mnt_unref_table(cf->mtab); | |
2740 | mnt_unref_cache(cf->mntcache); | |
2741 | #endif | |
2742 | rc = fdisk_deassign_device(cf->cxt, cf->nwrites == 0); | |
2743 | fdisk_unref_context(cf->cxt); | |
2744 | DBG(MISC, ul_debug("bye! [rc=%d]", rc)); | |
2745 | return rc == 0 ? EXIT_SUCCESS : EXIT_FAILURE; | |
2746 | } |