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53e1b683 | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
0fa2cac4 KS |
2 | |
3 | #include <efi.h> | |
4 | #include <efilib.h> | |
5 | ||
0fa2cac4 | 6 | #include "console.h" |
8110e144 | 7 | #include "disk.h" |
cf0fbc49 | 8 | #include "graphics.h" |
0fa2cac4 | 9 | #include "linux.h" |
92ed3bb4 | 10 | #include "measure.h" |
d4cbada2 | 11 | #include "pe.h" |
b2bb40ce | 12 | #include "shim.h" |
d4cbada2 | 13 | #include "util.h" |
0fa2cac4 KS |
14 | |
15 | #ifndef EFI_OS_INDICATIONS_BOOT_TO_FW_UI | |
16 | #define EFI_OS_INDICATIONS_BOOT_TO_FW_UI 0x0000000000000001ULL | |
17 | #endif | |
18 | ||
19 | /* magic string to find in the binary image */ | |
681bd2c5 | 20 | static const char __attribute__((used)) magic[] = "#### LoaderInfo: systemd-boot " GIT_VERSION " ####"; |
0fa2cac4 KS |
21 | |
22 | static const EFI_GUID global_guid = EFI_GLOBAL_VARIABLE; | |
23 | ||
24 | enum loader_type { | |
25 | LOADER_UNDEFINED, | |
26 | LOADER_EFI, | |
f538cc65 | 27 | LOADER_LINUX, |
0fa2cac4 KS |
28 | }; |
29 | ||
30 | typedef struct { | |
081cc95f | 31 | CHAR16 *id; /* The identifier for this entry (note that this id is not necessarily unique though!) */ |
0fa2cac4 KS |
32 | CHAR16 *title_show; |
33 | CHAR16 *title; | |
34 | CHAR16 *version; | |
35 | CHAR16 *machine_id; | |
36 | EFI_HANDLE *device; | |
37 | enum loader_type type; | |
38 | CHAR16 *loader; | |
39 | CHAR16 *options; | |
0fa2cac4 KS |
40 | CHAR16 key; |
41 | EFI_STATUS (*call)(VOID); | |
42 | BOOLEAN no_autoselect; | |
43 | BOOLEAN non_unique; | |
f538cc65 LP |
44 | UINTN tries_done; |
45 | UINTN tries_left; | |
46 | CHAR16 *path; | |
47 | CHAR16 *current_name; | |
48 | CHAR16 *next_name; | |
0fa2cac4 KS |
49 | } ConfigEntry; |
50 | ||
51 | typedef struct { | |
52 | ConfigEntry **entries; | |
53 | UINTN entry_count; | |
54 | INTN idx_default; | |
55 | INTN idx_default_efivar; | |
56 | UINTN timeout_sec; | |
57 | UINTN timeout_sec_config; | |
58 | INTN timeout_sec_efivar; | |
59 | CHAR16 *entry_default_pattern; | |
0fa2cac4 KS |
60 | CHAR16 *entry_oneshot; |
61 | CHAR16 *options_edit; | |
c1d4e298 JJ |
62 | BOOLEAN editor; |
63 | BOOLEAN auto_entries; | |
64 | BOOLEAN auto_firmware; | |
fe2579dd | 65 | BOOLEAN force_menu; |
68d4b8ac HDA |
66 | UINTN console_mode; |
67 | enum console_mode_change_type console_mode_change; | |
0fa2cac4 KS |
68 | } Config; |
69 | ||
52efd56a | 70 | static VOID cursor_left(UINTN *cursor, UINTN *first) { |
0fa2cac4 KS |
71 | if ((*cursor) > 0) |
72 | (*cursor)--; | |
73 | else if ((*first) > 0) | |
74 | (*first)--; | |
75 | } | |
76 | ||
580fe4df LP |
77 | static VOID cursor_right( |
78 | UINTN *cursor, | |
79 | UINTN *first, | |
80 | UINTN x_max, | |
81 | UINTN len) { | |
82 | ||
0fa2cac4 KS |
83 | if ((*cursor)+1 < x_max) |
84 | (*cursor)++; | |
85 | else if ((*first) + (*cursor) < len) | |
86 | (*first)++; | |
87 | } | |
88 | ||
580fe4df LP |
89 | static BOOLEAN line_edit( |
90 | CHAR16 *line_in, | |
91 | CHAR16 **line_out, | |
92 | UINTN x_max, | |
93 | UINTN y_pos) { | |
94 | ||
a42d7cf1 ZJS |
95 | _cleanup_freepool_ CHAR16 *line = NULL, *print = NULL; |
96 | UINTN size, len, first, cursor, clear; | |
97 | BOOLEAN exit, enter; | |
0fa2cac4 KS |
98 | |
99 | if (!line_in) | |
100 | line_in = L""; | |
101 | size = StrLen(line_in) + 1024; | |
102 | line = AllocatePool(size * sizeof(CHAR16)); | |
103 | StrCpy(line, line_in); | |
104 | len = StrLen(line); | |
105 | print = AllocatePool((x_max+1) * sizeof(CHAR16)); | |
106 | ||
107 | uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, TRUE); | |
108 | ||
109 | first = 0; | |
110 | cursor = 0; | |
111 | clear = 0; | |
112 | enter = FALSE; | |
113 | exit = FALSE; | |
114 | while (!exit) { | |
115 | EFI_STATUS err; | |
116 | UINT64 key; | |
117 | UINTN i; | |
118 | ||
119 | i = len - first; | |
120 | if (i >= x_max-1) | |
121 | i = x_max-1; | |
122 | CopyMem(print, line + first, i * sizeof(CHAR16)); | |
123 | while (clear > 0 && i < x_max-1) { | |
124 | clear--; | |
125 | print[i++] = ' '; | |
126 | } | |
127 | print[i] = '\0'; | |
128 | ||
129 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_pos); | |
130 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, print); | |
131 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
132 | ||
133 | err = console_key_read(&key, TRUE); | |
134 | if (EFI_ERROR(err)) | |
135 | continue; | |
136 | ||
137 | switch (key) { | |
138 | case KEYPRESS(0, SCAN_ESC, 0): | |
139 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'c'): | |
140 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'g'): | |
141 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('c')): | |
142 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('g')): | |
143 | exit = TRUE; | |
144 | break; | |
145 | ||
146 | case KEYPRESS(0, SCAN_HOME, 0): | |
147 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'a'): | |
148 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('a')): | |
149 | /* beginning-of-line */ | |
150 | cursor = 0; | |
151 | first = 0; | |
152 | continue; | |
153 | ||
154 | case KEYPRESS(0, SCAN_END, 0): | |
155 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'e'): | |
156 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('e')): | |
157 | /* end-of-line */ | |
158 | cursor = len - first; | |
159 | if (cursor+1 >= x_max) { | |
160 | cursor = x_max-1; | |
161 | first = len - (x_max-1); | |
162 | } | |
163 | continue; | |
164 | ||
165 | case KEYPRESS(0, SCAN_DOWN, 0): | |
166 | case KEYPRESS(EFI_ALT_PRESSED, 0, 'f'): | |
167 | case KEYPRESS(EFI_CONTROL_PRESSED, SCAN_RIGHT, 0): | |
168 | /* forward-word */ | |
977f65f0 | 169 | while (line[first + cursor] == ' ') |
0fa2cac4 KS |
170 | cursor_right(&cursor, &first, x_max, len); |
171 | while (line[first + cursor] && line[first + cursor] != ' ') | |
172 | cursor_right(&cursor, &first, x_max, len); | |
173 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
174 | continue; | |
175 | ||
176 | case KEYPRESS(0, SCAN_UP, 0): | |
177 | case KEYPRESS(EFI_ALT_PRESSED, 0, 'b'): | |
178 | case KEYPRESS(EFI_CONTROL_PRESSED, SCAN_LEFT, 0): | |
179 | /* backward-word */ | |
180 | if ((first + cursor) > 0 && line[first + cursor-1] == ' ') { | |
181 | cursor_left(&cursor, &first); | |
182 | while ((first + cursor) > 0 && line[first + cursor] == ' ') | |
183 | cursor_left(&cursor, &first); | |
184 | } | |
185 | while ((first + cursor) > 0 && line[first + cursor-1] != ' ') | |
186 | cursor_left(&cursor, &first); | |
187 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
188 | continue; | |
189 | ||
190 | case KEYPRESS(0, SCAN_RIGHT, 0): | |
191 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'f'): | |
192 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('f')): | |
193 | /* forward-char */ | |
194 | if (first + cursor == len) | |
195 | continue; | |
196 | cursor_right(&cursor, &first, x_max, len); | |
197 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
198 | continue; | |
199 | ||
200 | case KEYPRESS(0, SCAN_LEFT, 0): | |
201 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'b'): | |
202 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('b')): | |
203 | /* backward-char */ | |
204 | cursor_left(&cursor, &first); | |
205 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
206 | continue; | |
207 | ||
208 | case KEYPRESS(EFI_ALT_PRESSED, 0, 'd'): | |
209 | /* kill-word */ | |
210 | clear = 0; | |
211 | for (i = first + cursor; i < len && line[i] == ' '; i++) | |
212 | clear++; | |
213 | for (; i < len && line[i] != ' '; i++) | |
214 | clear++; | |
215 | ||
216 | for (i = first + cursor; i + clear < len; i++) | |
217 | line[i] = line[i + clear]; | |
218 | len -= clear; | |
219 | line[len] = '\0'; | |
220 | continue; | |
221 | ||
222 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'w'): | |
223 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('w')): | |
224 | case KEYPRESS(EFI_ALT_PRESSED, 0, CHAR_BACKSPACE): | |
225 | /* backward-kill-word */ | |
226 | clear = 0; | |
227 | if ((first + cursor) > 0 && line[first + cursor-1] == ' ') { | |
228 | cursor_left(&cursor, &first); | |
229 | clear++; | |
230 | while ((first + cursor) > 0 && line[first + cursor] == ' ') { | |
231 | cursor_left(&cursor, &first); | |
232 | clear++; | |
233 | } | |
234 | } | |
235 | while ((first + cursor) > 0 && line[first + cursor-1] != ' ') { | |
236 | cursor_left(&cursor, &first); | |
237 | clear++; | |
238 | } | |
239 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, cursor, y_pos); | |
240 | ||
241 | for (i = first + cursor; i + clear < len; i++) | |
242 | line[i] = line[i + clear]; | |
243 | len -= clear; | |
244 | line[len] = '\0'; | |
245 | continue; | |
246 | ||
247 | case KEYPRESS(0, SCAN_DELETE, 0): | |
248 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'd'): | |
249 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('d')): | |
250 | if (len == 0) | |
251 | continue; | |
252 | if (first + cursor == len) | |
253 | continue; | |
254 | for (i = first + cursor; i < len; i++) | |
255 | line[i] = line[i+1]; | |
256 | clear = 1; | |
257 | len--; | |
258 | continue; | |
259 | ||
260 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'k'): | |
261 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('k')): | |
262 | /* kill-line */ | |
263 | line[first + cursor] = '\0'; | |
264 | clear = len - (first + cursor); | |
265 | len = first + cursor; | |
266 | continue; | |
267 | ||
268 | case KEYPRESS(0, 0, CHAR_LINEFEED): | |
269 | case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN): | |
270 | if (StrCmp(line, line_in) != 0) { | |
271 | *line_out = line; | |
272 | line = NULL; | |
273 | } | |
274 | enter = TRUE; | |
275 | exit = TRUE; | |
276 | break; | |
277 | ||
278 | case KEYPRESS(0, 0, CHAR_BACKSPACE): | |
279 | if (len == 0) | |
280 | continue; | |
281 | if (first == 0 && cursor == 0) | |
282 | continue; | |
283 | for (i = first + cursor-1; i < len; i++) | |
284 | line[i] = line[i+1]; | |
285 | clear = 1; | |
286 | len--; | |
287 | if (cursor > 0) | |
288 | cursor--; | |
289 | if (cursor > 0 || first == 0) | |
290 | continue; | |
291 | /* show full line if it fits */ | |
292 | if (len < x_max) { | |
293 | cursor = first; | |
294 | first = 0; | |
295 | continue; | |
296 | } | |
297 | /* jump left to see what we delete */ | |
298 | if (first > 10) { | |
299 | first -= 10; | |
300 | cursor = 10; | |
301 | } else { | |
302 | cursor = first; | |
303 | first = 0; | |
304 | } | |
305 | continue; | |
306 | ||
307 | case KEYPRESS(0, 0, ' ') ... KEYPRESS(0, 0, '~'): | |
308 | case KEYPRESS(0, 0, 0x80) ... KEYPRESS(0, 0, 0xffff): | |
309 | if (len+1 == size) | |
310 | continue; | |
311 | for (i = len; i > first + cursor; i--) | |
312 | line[i] = line[i-1]; | |
313 | line[first + cursor] = KEYCHAR(key); | |
314 | len++; | |
315 | line[len] = '\0'; | |
316 | if (cursor+1 < x_max) | |
317 | cursor++; | |
318 | else if (first + cursor < len) | |
319 | first++; | |
320 | continue; | |
321 | } | |
322 | } | |
323 | ||
324 | uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, FALSE); | |
0fa2cac4 KS |
325 | return enter; |
326 | } | |
327 | ||
328 | static UINTN entry_lookup_key(Config *config, UINTN start, CHAR16 key) { | |
329 | UINTN i; | |
330 | ||
331 | if (key == 0) | |
332 | return -1; | |
333 | ||
334 | /* select entry by number key */ | |
335 | if (key >= '1' && key <= '9') { | |
336 | i = key - '0'; | |
337 | if (i > config->entry_count) | |
338 | i = config->entry_count; | |
339 | return i-1; | |
340 | } | |
341 | ||
342 | /* find matching key in config entries */ | |
343 | for (i = start; i < config->entry_count; i++) | |
344 | if (config->entries[i]->key == key) | |
345 | return i; | |
346 | ||
347 | for (i = 0; i < start; i++) | |
348 | if (config->entries[i]->key == key) | |
349 | return i; | |
350 | ||
351 | return -1; | |
352 | } | |
353 | ||
7361099e | 354 | static VOID print_status(Config *config, CHAR16 *loaded_image_path) { |
0fa2cac4 KS |
355 | UINT64 key; |
356 | UINTN i; | |
a42d7cf1 ZJS |
357 | _cleanup_freepool_ CHAR8 *bootvar = NULL, *modevar = NULL, *indvar = NULL; |
358 | _cleanup_freepool_ CHAR16 *partstr = NULL, *defaultstr = NULL; | |
359 | UINTN x, y, size; | |
0fa2cac4 KS |
360 | |
361 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
362 | uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); | |
363 | ||
681bd2c5 | 364 | Print(L"systemd-boot version: " GIT_VERSION "\n"); |
0fa2cac4 KS |
365 | Print(L"architecture: " EFI_MACHINE_TYPE_NAME "\n"); |
366 | Print(L"loaded image: %s\n", loaded_image_path); | |
367 | Print(L"UEFI specification: %d.%02d\n", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff); | |
368 | Print(L"firmware vendor: %s\n", ST->FirmwareVendor); | |
369 | Print(L"firmware version: %d.%02d\n", ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); | |
370 | ||
371 | if (uefi_call_wrapper(ST->ConOut->QueryMode, 4, ST->ConOut, ST->ConOut->Mode->Mode, &x, &y) == EFI_SUCCESS) | |
372 | Print(L"console size: %d x %d\n", x, y); | |
373 | ||
a42d7cf1 ZJS |
374 | if (efivar_get_raw(&global_guid, L"SecureBoot", &bootvar, &size) == EFI_SUCCESS) |
375 | Print(L"SecureBoot: %s\n", yes_no(*bootvar > 0)); | |
0fa2cac4 | 376 | |
a42d7cf1 ZJS |
377 | if (efivar_get_raw(&global_guid, L"SetupMode", &modevar, &size) == EFI_SUCCESS) |
378 | Print(L"SetupMode: %s\n", *modevar > 0 ? L"setup" : L"user"); | |
0fa2cac4 | 379 | |
b2bb40ce MR |
380 | if (shim_loaded()) |
381 | Print(L"Shim: present\n"); | |
382 | ||
a42d7cf1 ZJS |
383 | if (efivar_get_raw(&global_guid, L"OsIndicationsSupported", &indvar, &size) == EFI_SUCCESS) |
384 | Print(L"OsIndicationsSupported: %d\n", (UINT64)*indvar); | |
c1d4e298 JJ |
385 | |
386 | Print(L"\n--- press key ---\n\n"); | |
387 | console_key_read(&key, TRUE); | |
0fa2cac4 | 388 | |
8ac69471 | 389 | Print(L"timeout: %u\n", config->timeout_sec); |
0fa2cac4 KS |
390 | if (config->timeout_sec_efivar >= 0) |
391 | Print(L"timeout (EFI var): %d\n", config->timeout_sec_efivar); | |
8ac69471 | 392 | Print(L"timeout (config): %u\n", config->timeout_sec_config); |
0fa2cac4 KS |
393 | if (config->entry_default_pattern) |
394 | Print(L"default pattern: '%s'\n", config->entry_default_pattern); | |
c1d4e298 JJ |
395 | Print(L"editor: %s\n", yes_no(config->editor)); |
396 | Print(L"auto-entries: %s\n", yes_no(config->auto_entries)); | |
397 | Print(L"auto-firmware: %s\n", yes_no(config->auto_firmware)); | |
0fa2cac4 KS |
398 | Print(L"\n"); |
399 | ||
400 | Print(L"config entry count: %d\n", config->entry_count); | |
401 | Print(L"entry selected idx: %d\n", config->idx_default); | |
402 | if (config->idx_default_efivar >= 0) | |
403 | Print(L"entry EFI var idx: %d\n", config->idx_default_efivar); | |
404 | Print(L"\n"); | |
405 | ||
406 | if (efivar_get_int(L"LoaderConfigTimeout", &i) == EFI_SUCCESS) | |
8ac69471 LP |
407 | Print(L"LoaderConfigTimeout: %u\n", i); |
408 | ||
0fa2cac4 KS |
409 | if (config->entry_oneshot) |
410 | Print(L"LoaderEntryOneShot: %s\n", config->entry_oneshot); | |
a42d7cf1 ZJS |
411 | if (efivar_get(L"LoaderDevicePartUUID", &partstr) == EFI_SUCCESS) |
412 | Print(L"LoaderDevicePartUUID: %s\n", partstr); | |
413 | if (efivar_get(L"LoaderEntryDefault", &defaultstr) == EFI_SUCCESS) | |
414 | Print(L"LoaderEntryDefault: %s\n", defaultstr); | |
0fa2cac4 KS |
415 | |
416 | Print(L"\n--- press key ---\n\n"); | |
417 | console_key_read(&key, TRUE); | |
418 | ||
419 | for (i = 0; i < config->entry_count; i++) { | |
420 | ConfigEntry *entry; | |
421 | ||
422 | if (key == KEYPRESS(0, SCAN_ESC, 0) || key == KEYPRESS(0, 0, 'q')) | |
423 | break; | |
424 | ||
425 | entry = config->entries[i]; | |
0fa2cac4 | 426 | Print(L"config entry: %d/%d\n", i+1, config->entry_count); |
081cc95f LP |
427 | if (entry->id) |
428 | Print(L"id '%s'\n", entry->id); | |
0fa2cac4 KS |
429 | Print(L"title show '%s'\n", entry->title_show); |
430 | if (entry->title) | |
431 | Print(L"title '%s'\n", entry->title); | |
432 | if (entry->version) | |
433 | Print(L"version '%s'\n", entry->version); | |
434 | if (entry->machine_id) | |
435 | Print(L"machine-id '%s'\n", entry->machine_id); | |
436 | if (entry->device) { | |
437 | EFI_DEVICE_PATH *device_path; | |
0fa2cac4 KS |
438 | |
439 | device_path = DevicePathFromHandle(entry->device); | |
440 | if (device_path) { | |
a42d7cf1 ZJS |
441 | _cleanup_freepool_ CHAR16 *str; |
442 | ||
0fa2cac4 KS |
443 | str = DevicePathToStr(device_path); |
444 | Print(L"device handle '%s'\n", str); | |
0fa2cac4 KS |
445 | } |
446 | } | |
447 | if (entry->loader) | |
448 | Print(L"loader '%s'\n", entry->loader); | |
449 | if (entry->options) | |
450 | Print(L"options '%s'\n", entry->options); | |
4db7e6d7 | 451 | Print(L"auto-select %s\n", yes_no(!entry->no_autoselect)); |
0fa2cac4 KS |
452 | if (entry->call) |
453 | Print(L"internal call yes\n"); | |
454 | ||
f538cc65 LP |
455 | if (entry->tries_left != (UINTN) -1) |
456 | Print(L"counting boots yes\n" | |
457 | "tries done %u\n" | |
458 | "tries left %u\n" | |
459 | "current path %s\\%s\n" | |
460 | "next path %s\\%s\n", | |
461 | entry->tries_done, | |
462 | entry->tries_left, | |
463 | entry->path, entry->current_name, | |
464 | entry->path, entry->next_name); | |
465 | ||
0fa2cac4 KS |
466 | Print(L"\n--- press key ---\n\n"); |
467 | console_key_read(&key, TRUE); | |
468 | } | |
469 | ||
470 | uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); | |
471 | } | |
472 | ||
580fe4df LP |
473 | static BOOLEAN menu_run( |
474 | Config *config, | |
475 | ConfigEntry **chosen_entry, | |
476 | CHAR16 *loaded_image_path) { | |
477 | ||
0fa2cac4 KS |
478 | EFI_STATUS err; |
479 | UINTN visible_max; | |
480 | UINTN idx_highlight; | |
481 | UINTN idx_highlight_prev; | |
482 | UINTN idx_first; | |
483 | UINTN idx_last; | |
484 | BOOLEAN refresh; | |
485 | BOOLEAN highlight; | |
486 | UINTN i; | |
487 | UINTN line_width; | |
488 | CHAR16 **lines; | |
489 | UINTN x_start; | |
490 | UINTN y_start; | |
491 | UINTN x_max; | |
492 | UINTN y_max; | |
493 | CHAR16 *status; | |
494 | CHAR16 *clearline; | |
495 | INTN timeout_remain; | |
496 | INT16 idx; | |
497 | BOOLEAN exit = FALSE; | |
498 | BOOLEAN run = TRUE; | |
499 | BOOLEAN wait = FALSE; | |
68d4b8ac | 500 | BOOLEAN cleared_screen = FALSE; |
0fa2cac4 KS |
501 | |
502 | graphics_mode(FALSE); | |
503 | uefi_call_wrapper(ST->ConIn->Reset, 2, ST->ConIn, FALSE); | |
504 | uefi_call_wrapper(ST->ConOut->EnableCursor, 2, ST->ConOut, FALSE); | |
505 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
506 | ||
507 | /* draw a single character to make ClearScreen work on some firmware */ | |
508 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L" "); | |
68d4b8ac HDA |
509 | |
510 | if (config->console_mode_change != CONSOLE_MODE_KEEP) { | |
511 | err = console_set_mode(&config->console_mode, config->console_mode_change); | |
512 | if (!EFI_ERROR(err)) | |
513 | cleared_screen = TRUE; | |
514 | } | |
515 | ||
516 | if (!cleared_screen) | |
517 | uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); | |
518 | ||
519 | if (config->console_mode_change != CONSOLE_MODE_KEEP && EFI_ERROR(err)) | |
520 | Print(L"Error switching console mode to %ld: %r.\r", (UINT64)config->console_mode, err); | |
0fa2cac4 KS |
521 | |
522 | err = uefi_call_wrapper(ST->ConOut->QueryMode, 4, ST->ConOut, ST->ConOut->Mode->Mode, &x_max, &y_max); | |
523 | if (EFI_ERROR(err)) { | |
524 | x_max = 80; | |
525 | y_max = 25; | |
526 | } | |
527 | ||
528 | /* we check 10 times per second for a keystroke */ | |
529 | if (config->timeout_sec > 0) | |
530 | timeout_remain = config->timeout_sec * 10; | |
531 | else | |
532 | timeout_remain = -1; | |
533 | ||
534 | idx_highlight = config->idx_default; | |
535 | idx_highlight_prev = 0; | |
536 | ||
537 | visible_max = y_max - 2; | |
538 | ||
539 | if ((UINTN)config->idx_default >= visible_max) | |
540 | idx_first = config->idx_default-1; | |
541 | else | |
542 | idx_first = 0; | |
543 | ||
544 | idx_last = idx_first + visible_max-1; | |
545 | ||
546 | refresh = TRUE; | |
547 | highlight = FALSE; | |
548 | ||
549 | /* length of the longest entry */ | |
550 | line_width = 5; | |
551 | for (i = 0; i < config->entry_count; i++) { | |
552 | UINTN entry_len; | |
553 | ||
554 | entry_len = StrLen(config->entries[i]->title_show); | |
555 | if (line_width < entry_len) | |
556 | line_width = entry_len; | |
557 | } | |
558 | if (line_width > x_max-6) | |
559 | line_width = x_max-6; | |
560 | ||
561 | /* offsets to center the entries on the screen */ | |
562 | x_start = (x_max - (line_width)) / 2; | |
563 | if (config->entry_count < visible_max) | |
564 | y_start = ((visible_max - config->entry_count) / 2) + 1; | |
565 | else | |
566 | y_start = 0; | |
567 | ||
568 | /* menu entries title lines */ | |
569 | lines = AllocatePool(sizeof(CHAR16 *) * config->entry_count); | |
570 | for (i = 0; i < config->entry_count; i++) { | |
571 | UINTN j, k; | |
572 | ||
573 | lines[i] = AllocatePool(((x_max+1) * sizeof(CHAR16))); | |
574 | for (j = 0; j < x_start; j++) | |
575 | lines[i][j] = ' '; | |
576 | ||
577 | for (k = 0; config->entries[i]->title_show[k] != '\0' && j < x_max; j++, k++) | |
578 | lines[i][j] = config->entries[i]->title_show[k]; | |
579 | ||
580 | for (; j < x_max; j++) | |
581 | lines[i][j] = ' '; | |
582 | lines[i][x_max] = '\0'; | |
583 | } | |
584 | ||
585 | status = NULL; | |
586 | clearline = AllocatePool((x_max+1) * sizeof(CHAR16)); | |
587 | for (i = 0; i < x_max; i++) | |
588 | clearline[i] = ' '; | |
589 | clearline[i] = 0; | |
590 | ||
591 | while (!exit) { | |
592 | UINT64 key; | |
593 | ||
594 | if (refresh) { | |
595 | for (i = 0; i < config->entry_count; i++) { | |
596 | if (i < idx_first || i > idx_last) | |
597 | continue; | |
598 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + i - idx_first); | |
599 | if (i == idx_highlight) | |
600 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, | |
601 | EFI_BLACK|EFI_BACKGROUND_LIGHTGRAY); | |
602 | else | |
603 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, | |
604 | EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
605 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[i]); | |
606 | if ((INTN)i == config->idx_default_efivar) { | |
607 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + i - idx_first); | |
608 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); | |
609 | } | |
610 | } | |
611 | refresh = FALSE; | |
612 | } else if (highlight) { | |
613 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + idx_highlight_prev - idx_first); | |
614 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
615 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[idx_highlight_prev]); | |
616 | if ((INTN)idx_highlight_prev == config->idx_default_efivar) { | |
617 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + idx_highlight_prev - idx_first); | |
618 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); | |
619 | } | |
620 | ||
621 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_start + idx_highlight - idx_first); | |
622 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_BLACK|EFI_BACKGROUND_LIGHTGRAY); | |
623 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, lines[idx_highlight]); | |
624 | if ((INTN)idx_highlight == config->idx_default_efivar) { | |
625 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, x_start-3, y_start + idx_highlight - idx_first); | |
626 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, L"=>"); | |
627 | } | |
628 | highlight = FALSE; | |
629 | } | |
630 | ||
631 | if (timeout_remain > 0) { | |
632 | FreePool(status); | |
633 | status = PoolPrint(L"Boot in %d sec.", (timeout_remain + 5) / 10); | |
634 | } | |
635 | ||
636 | /* print status at last line of screen */ | |
637 | if (status) { | |
638 | UINTN len; | |
639 | UINTN x; | |
640 | ||
641 | /* center line */ | |
642 | len = StrLen(status); | |
643 | if (len < x_max) | |
644 | x = (x_max - len) / 2; | |
645 | else | |
646 | x = 0; | |
647 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
648 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); | |
649 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline + (x_max - x)); | |
650 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, status); | |
651 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1 + x + len); | |
652 | } | |
653 | ||
654 | err = console_key_read(&key, wait); | |
655 | if (EFI_ERROR(err)) { | |
656 | /* timeout reached */ | |
657 | if (timeout_remain == 0) { | |
658 | exit = TRUE; | |
659 | break; | |
660 | } | |
661 | ||
662 | /* sleep and update status */ | |
663 | if (timeout_remain > 0) { | |
664 | uefi_call_wrapper(BS->Stall, 1, 100 * 1000); | |
665 | timeout_remain--; | |
666 | continue; | |
667 | } | |
668 | ||
669 | /* timeout disabled, wait for next key */ | |
670 | wait = TRUE; | |
671 | continue; | |
672 | } | |
673 | ||
674 | timeout_remain = -1; | |
675 | ||
676 | /* clear status after keystroke */ | |
677 | if (status) { | |
678 | FreePool(status); | |
679 | status = NULL; | |
680 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
681 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); | |
682 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); | |
683 | } | |
684 | ||
685 | idx_highlight_prev = idx_highlight; | |
686 | ||
687 | switch (key) { | |
688 | case KEYPRESS(0, SCAN_UP, 0): | |
689 | case KEYPRESS(0, 0, 'k'): | |
690 | if (idx_highlight > 0) | |
691 | idx_highlight--; | |
692 | break; | |
693 | ||
694 | case KEYPRESS(0, SCAN_DOWN, 0): | |
695 | case KEYPRESS(0, 0, 'j'): | |
696 | if (idx_highlight < config->entry_count-1) | |
697 | idx_highlight++; | |
698 | break; | |
699 | ||
700 | case KEYPRESS(0, SCAN_HOME, 0): | |
701 | case KEYPRESS(EFI_ALT_PRESSED, 0, '<'): | |
702 | if (idx_highlight > 0) { | |
703 | refresh = TRUE; | |
704 | idx_highlight = 0; | |
705 | } | |
706 | break; | |
707 | ||
708 | case KEYPRESS(0, SCAN_END, 0): | |
709 | case KEYPRESS(EFI_ALT_PRESSED, 0, '>'): | |
710 | if (idx_highlight < config->entry_count-1) { | |
711 | refresh = TRUE; | |
712 | idx_highlight = config->entry_count-1; | |
713 | } | |
714 | break; | |
715 | ||
716 | case KEYPRESS(0, SCAN_PAGE_UP, 0): | |
717 | if (idx_highlight > visible_max) | |
718 | idx_highlight -= visible_max; | |
719 | else | |
720 | idx_highlight = 0; | |
721 | break; | |
722 | ||
723 | case KEYPRESS(0, SCAN_PAGE_DOWN, 0): | |
724 | idx_highlight += visible_max; | |
725 | if (idx_highlight > config->entry_count-1) | |
726 | idx_highlight = config->entry_count-1; | |
727 | break; | |
728 | ||
729 | case KEYPRESS(0, 0, CHAR_LINEFEED): | |
730 | case KEYPRESS(0, 0, CHAR_CARRIAGE_RETURN): | |
731 | exit = TRUE; | |
732 | break; | |
733 | ||
734 | case KEYPRESS(0, SCAN_F1, 0): | |
735 | case KEYPRESS(0, 0, 'h'): | |
736 | case KEYPRESS(0, 0, '?'): | |
737 | status = StrDuplicate(L"(d)efault, (t/T)timeout, (e)dit, (v)ersion (Q)uit (P)rint (h)elp"); | |
738 | break; | |
739 | ||
740 | case KEYPRESS(0, 0, 'Q'): | |
741 | exit = TRUE; | |
742 | run = FALSE; | |
743 | break; | |
744 | ||
745 | case KEYPRESS(0, 0, 'd'): | |
746 | if (config->idx_default_efivar != (INTN)idx_highlight) { | |
747 | /* store the selected entry in a persistent EFI variable */ | |
081cc95f | 748 | efivar_set(L"LoaderEntryDefault", config->entries[idx_highlight]->id, TRUE); |
0fa2cac4 KS |
749 | config->idx_default_efivar = idx_highlight; |
750 | status = StrDuplicate(L"Default boot entry selected."); | |
751 | } else { | |
752 | /* clear the default entry EFI variable */ | |
753 | efivar_set(L"LoaderEntryDefault", NULL, TRUE); | |
754 | config->idx_default_efivar = -1; | |
755 | status = StrDuplicate(L"Default boot entry cleared."); | |
756 | } | |
757 | refresh = TRUE; | |
758 | break; | |
759 | ||
760 | case KEYPRESS(0, 0, '-'): | |
761 | case KEYPRESS(0, 0, 'T'): | |
762 | if (config->timeout_sec_efivar > 0) { | |
763 | config->timeout_sec_efivar--; | |
764 | efivar_set_int(L"LoaderConfigTimeout", config->timeout_sec_efivar, TRUE); | |
765 | if (config->timeout_sec_efivar > 0) | |
766 | status = PoolPrint(L"Menu timeout set to %d sec.", config->timeout_sec_efivar); | |
767 | else | |
768 | status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); | |
769 | } else if (config->timeout_sec_efivar <= 0){ | |
770 | config->timeout_sec_efivar = -1; | |
771 | efivar_set(L"LoaderConfigTimeout", NULL, TRUE); | |
772 | if (config->timeout_sec_config > 0) | |
773 | status = PoolPrint(L"Menu timeout of %d sec is defined by configuration file.", | |
774 | config->timeout_sec_config); | |
775 | else | |
776 | status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); | |
777 | } | |
778 | break; | |
779 | ||
780 | case KEYPRESS(0, 0, '+'): | |
781 | case KEYPRESS(0, 0, 't'): | |
782 | if (config->timeout_sec_efivar == -1 && config->timeout_sec_config == 0) | |
783 | config->timeout_sec_efivar++; | |
784 | config->timeout_sec_efivar++; | |
785 | efivar_set_int(L"LoaderConfigTimeout", config->timeout_sec_efivar, TRUE); | |
786 | if (config->timeout_sec_efivar > 0) | |
787 | status = PoolPrint(L"Menu timeout set to %d sec.", | |
788 | config->timeout_sec_efivar); | |
789 | else | |
790 | status = StrDuplicate(L"Menu disabled. Hold down key at bootup to show menu."); | |
791 | break; | |
792 | ||
793 | case KEYPRESS(0, 0, 'e'): | |
794 | /* only the options of configured entries can be edited */ | |
c1d4e298 | 795 | if (!config->editor || config->entries[idx_highlight]->type == LOADER_UNDEFINED) |
0fa2cac4 KS |
796 | break; |
797 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_LIGHTGRAY|EFI_BACKGROUND_BLACK); | |
798 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); | |
799 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); | |
800 | if (line_edit(config->entries[idx_highlight]->options, &config->options_edit, x_max-1, y_max-1)) | |
801 | exit = TRUE; | |
802 | uefi_call_wrapper(ST->ConOut->SetCursorPosition, 3, ST->ConOut, 0, y_max-1); | |
803 | uefi_call_wrapper(ST->ConOut->OutputString, 2, ST->ConOut, clearline+1); | |
804 | break; | |
805 | ||
806 | case KEYPRESS(0, 0, 'v'): | |
681bd2c5 | 807 | status = PoolPrint(L"systemd-boot " GIT_VERSION " (" EFI_MACHINE_TYPE_NAME "), UEFI Specification %d.%02d, Vendor %s %d.%02d", |
0fa2cac4 KS |
808 | ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff, |
809 | ST->FirmwareVendor, ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); | |
810 | break; | |
811 | ||
812 | case KEYPRESS(0, 0, 'P'): | |
7361099e | 813 | print_status(config, loaded_image_path); |
0fa2cac4 KS |
814 | refresh = TRUE; |
815 | break; | |
816 | ||
817 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, 'l'): | |
818 | case KEYPRESS(EFI_CONTROL_PRESSED, 0, CHAR_CTRL('l')): | |
819 | refresh = TRUE; | |
820 | break; | |
821 | ||
822 | default: | |
823 | /* jump with a hotkey directly to a matching entry */ | |
824 | idx = entry_lookup_key(config, idx_highlight+1, KEYCHAR(key)); | |
825 | if (idx < 0) | |
826 | break; | |
827 | idx_highlight = idx; | |
828 | refresh = TRUE; | |
829 | } | |
830 | ||
831 | if (idx_highlight > idx_last) { | |
832 | idx_last = idx_highlight; | |
833 | idx_first = 1 + idx_highlight - visible_max; | |
834 | refresh = TRUE; | |
56c70b32 | 835 | } else if (idx_highlight < idx_first) { |
0fa2cac4 KS |
836 | idx_first = idx_highlight; |
837 | idx_last = idx_highlight + visible_max-1; | |
838 | refresh = TRUE; | |
839 | } | |
840 | ||
0fa2cac4 KS |
841 | if (!refresh && idx_highlight != idx_highlight_prev) |
842 | highlight = TRUE; | |
843 | } | |
844 | ||
845 | *chosen_entry = config->entries[idx_highlight]; | |
846 | ||
847 | for (i = 0; i < config->entry_count; i++) | |
848 | FreePool(lines[i]); | |
849 | FreePool(lines); | |
850 | FreePool(clearline); | |
851 | ||
852 | uefi_call_wrapper(ST->ConOut->SetAttribute, 2, ST->ConOut, EFI_WHITE|EFI_BACKGROUND_BLACK); | |
853 | uefi_call_wrapper(ST->ConOut->ClearScreen, 1, ST->ConOut); | |
854 | return run; | |
855 | } | |
856 | ||
857 | static VOID config_add_entry(Config *config, ConfigEntry *entry) { | |
858 | if ((config->entry_count & 15) == 0) { | |
859 | UINTN i; | |
860 | ||
861 | i = config->entry_count + 16; | |
862 | if (config->entry_count == 0) | |
863 | config->entries = AllocatePool(sizeof(VOID *) * i); | |
864 | else | |
865 | config->entries = ReallocatePool(config->entries, | |
866 | sizeof(VOID *) * config->entry_count, sizeof(VOID *) * i); | |
867 | } | |
868 | config->entries[config->entry_count++] = entry; | |
869 | } | |
870 | ||
871 | static VOID config_entry_free(ConfigEntry *entry) { | |
42cf81c2 LP |
872 | if (!entry) |
873 | return; | |
874 | ||
875 | FreePool(entry->id); | |
0fa2cac4 KS |
876 | FreePool(entry->title_show); |
877 | FreePool(entry->title); | |
42cf81c2 | 878 | FreePool(entry->version); |
0fa2cac4 KS |
879 | FreePool(entry->machine_id); |
880 | FreePool(entry->loader); | |
881 | FreePool(entry->options); | |
f538cc65 LP |
882 | FreePool(entry->path); |
883 | FreePool(entry->current_name); | |
884 | FreePool(entry->next_name); | |
42cf81c2 | 885 | FreePool(entry); |
0fa2cac4 KS |
886 | } |
887 | ||
52efd56a | 888 | static BOOLEAN is_digit(CHAR16 c) { |
0fa2cac4 KS |
889 | return (c >= '0') && (c <= '9'); |
890 | } | |
891 | ||
52efd56a | 892 | static UINTN c_order(CHAR16 c) { |
0fa2cac4 KS |
893 | if (c == '\0') |
894 | return 0; | |
895 | if (is_digit(c)) | |
896 | return 0; | |
897 | else if ((c >= 'a') && (c <= 'z')) | |
898 | return c; | |
899 | else | |
900 | return c + 0x10000; | |
901 | } | |
902 | ||
52efd56a | 903 | static INTN str_verscmp(CHAR16 *s1, CHAR16 *s2) { |
0fa2cac4 KS |
904 | CHAR16 *os1 = s1; |
905 | CHAR16 *os2 = s2; | |
906 | ||
907 | while (*s1 || *s2) { | |
908 | INTN first; | |
909 | ||
910 | while ((*s1 && !is_digit(*s1)) || (*s2 && !is_digit(*s2))) { | |
911 | INTN order; | |
912 | ||
913 | order = c_order(*s1) - c_order(*s2); | |
64e7e27c | 914 | if (order != 0) |
0fa2cac4 KS |
915 | return order; |
916 | s1++; | |
917 | s2++; | |
918 | } | |
919 | ||
920 | while (*s1 == '0') | |
921 | s1++; | |
922 | while (*s2 == '0') | |
923 | s2++; | |
924 | ||
925 | first = 0; | |
926 | while (is_digit(*s1) && is_digit(*s2)) { | |
927 | if (first == 0) | |
928 | first = *s1 - *s2; | |
929 | s1++; | |
930 | s2++; | |
931 | } | |
932 | ||
933 | if (is_digit(*s1)) | |
934 | return 1; | |
935 | if (is_digit(*s2)) | |
936 | return -1; | |
937 | ||
64e7e27c | 938 | if (first != 0) |
0fa2cac4 KS |
939 | return first; |
940 | } | |
941 | ||
942 | return StrCmp(os1, os2); | |
943 | } | |
944 | ||
580fe4df LP |
945 | static CHAR8 *line_get_key_value( |
946 | CHAR8 *content, | |
947 | CHAR8 *sep, | |
948 | UINTN *pos, | |
949 | CHAR8 **key_ret, | |
950 | CHAR8 **value_ret) { | |
951 | ||
0fa2cac4 KS |
952 | CHAR8 *line; |
953 | UINTN linelen; | |
954 | CHAR8 *value; | |
955 | ||
956 | skip: | |
957 | line = content + *pos; | |
958 | if (*line == '\0') | |
959 | return NULL; | |
960 | ||
961 | linelen = 0; | |
962 | while (line[linelen] && !strchra((CHAR8 *)"\n\r", line[linelen])) | |
963 | linelen++; | |
964 | ||
965 | /* move pos to next line */ | |
966 | *pos += linelen; | |
967 | if (content[*pos]) | |
968 | (*pos)++; | |
969 | ||
970 | /* empty line */ | |
971 | if (linelen == 0) | |
972 | goto skip; | |
973 | ||
974 | /* terminate line */ | |
975 | line[linelen] = '\0'; | |
976 | ||
977 | /* remove leading whitespace */ | |
978 | while (strchra((CHAR8 *)" \t", *line)) { | |
979 | line++; | |
980 | linelen--; | |
981 | } | |
982 | ||
983 | /* remove trailing whitespace */ | |
d949c467 | 984 | while (linelen > 0 && strchra((CHAR8 *)" \t", line[linelen-1])) |
0fa2cac4 KS |
985 | linelen--; |
986 | line[linelen] = '\0'; | |
987 | ||
988 | if (*line == '#') | |
989 | goto skip; | |
990 | ||
991 | /* split key/value */ | |
992 | value = line; | |
993 | while (*value && !strchra(sep, *value)) | |
994 | value++; | |
995 | if (*value == '\0') | |
996 | goto skip; | |
997 | *value = '\0'; | |
998 | value++; | |
999 | while (*value && strchra(sep, *value)) | |
1000 | value++; | |
1001 | ||
1002 | /* unquote */ | |
e768a4f0 | 1003 | if (value[0] == '"' && line[linelen-1] == '"') { |
0fa2cac4 KS |
1004 | value++; |
1005 | line[linelen-1] = '\0'; | |
1006 | } | |
1007 | ||
1008 | *key_ret = line; | |
1009 | *value_ret = value; | |
1010 | return line; | |
1011 | } | |
1012 | ||
1013 | static VOID config_defaults_load_from_file(Config *config, CHAR8 *content) { | |
1014 | CHAR8 *line; | |
1015 | UINTN pos = 0; | |
1016 | CHAR8 *key, *value; | |
1017 | ||
0fa2cac4 KS |
1018 | while ((line = line_get_key_value(content, (CHAR8 *)" \t", &pos, &key, &value))) { |
1019 | if (strcmpa((CHAR8 *)"timeout", key) == 0) { | |
a42d7cf1 | 1020 | _cleanup_freepool_ CHAR16 *s = NULL; |
0fa2cac4 KS |
1021 | |
1022 | s = stra_to_str(value); | |
1023 | config->timeout_sec_config = Atoi(s); | |
1024 | config->timeout_sec = config->timeout_sec_config; | |
0fa2cac4 KS |
1025 | continue; |
1026 | } | |
1027 | ||
1028 | if (strcmpa((CHAR8 *)"default", key) == 0) { | |
1029 | FreePool(config->entry_default_pattern); | |
1030 | config->entry_default_pattern = stra_to_str(value); | |
1031 | StrLwr(config->entry_default_pattern); | |
1032 | continue; | |
1033 | } | |
4db7e6d7 KS |
1034 | |
1035 | if (strcmpa((CHAR8 *)"editor", key) == 0) { | |
1036 | BOOLEAN on; | |
1037 | ||
1038 | if (EFI_ERROR(parse_boolean(value, &on))) | |
1039 | continue; | |
c1d4e298 JJ |
1040 | config->editor = on; |
1041 | } | |
1042 | ||
1043 | if (strcmpa((CHAR8 *)"auto-entries", key) == 0) { | |
1044 | BOOLEAN on; | |
1045 | ||
1046 | if (EFI_ERROR(parse_boolean(value, &on))) | |
1047 | continue; | |
1048 | config->auto_entries = on; | |
1049 | } | |
1050 | ||
1051 | if (strcmpa((CHAR8 *)"auto-firmware", key) == 0) { | |
1052 | BOOLEAN on; | |
1053 | ||
1054 | if (EFI_ERROR(parse_boolean(value, &on))) | |
1055 | continue; | |
1056 | config->auto_firmware = on; | |
4db7e6d7 | 1057 | } |
68d4b8ac HDA |
1058 | |
1059 | if (strcmpa((CHAR8 *)"console-mode", key) == 0) { | |
68d4b8ac HDA |
1060 | if (strcmpa((CHAR8 *)"auto", value) == 0) |
1061 | config->console_mode_change = CONSOLE_MODE_AUTO; | |
1062 | else if (strcmpa((CHAR8 *)"max", value) == 0) | |
1063 | config->console_mode_change = CONSOLE_MODE_MAX; | |
1064 | else if (strcmpa((CHAR8 *)"keep", value) == 0) | |
1065 | config->console_mode_change = CONSOLE_MODE_KEEP; | |
1066 | else { | |
a42d7cf1 ZJS |
1067 | _cleanup_freepool_ CHAR16 *s = NULL; |
1068 | ||
68d4b8ac HDA |
1069 | s = stra_to_str(value); |
1070 | config->console_mode = Atoi(s); | |
1071 | config->console_mode_change = CONSOLE_MODE_SET; | |
68d4b8ac HDA |
1072 | } |
1073 | ||
1074 | continue; | |
1075 | } | |
0fa2cac4 KS |
1076 | } |
1077 | } | |
1078 | ||
f538cc65 LP |
1079 | static VOID config_entry_parse_tries( |
1080 | ConfigEntry *entry, | |
1081 | CHAR16 *path, | |
1082 | CHAR16 *file, | |
1083 | CHAR16 *suffix) { | |
1084 | ||
1085 | UINTN left = (UINTN) -1, done = (UINTN) -1, factor = 1, i, next_left, next_done; | |
1086 | _cleanup_freepool_ CHAR16 *prefix = NULL; | |
1087 | ||
1088 | /* | |
1089 | * Parses a suffix of two counters (one going down, one going up) in the form "+LEFT-DONE" from the end of the | |
1090 | * filename (but before the .efi/.conf suffix), where the "-DONE" part is optional and may be left out (in | |
1091 | * which case that counter as assumed to be zero, i.e. the missing part is synonymous to "-0"). | |
1092 | * | |
1093 | * Names we grok, and the series they result in: | |
1094 | * | |
1095 | * foobar+3.efi → foobar+2-1.efi → foobar+1-2.efi → foobar+0-3.efi → STOP! | |
1096 | * foobar+4-0.efi → foobar+3-1.efi → foobar+2-2.efi → foobar+1-3.efi → foobar+0-4.efi → STOP! | |
1097 | */ | |
1098 | ||
1099 | i = StrLen(file); | |
1100 | ||
1101 | /* Chop off any suffix such as ".conf" or ".efi" */ | |
1102 | if (suffix) { | |
1103 | UINTN suffix_length; | |
1104 | ||
1105 | suffix_length = StrLen(suffix); | |
1106 | if (i < suffix_length) | |
1107 | return; | |
1108 | ||
1109 | i -= suffix_length; | |
1110 | } | |
1111 | ||
1112 | /* Go backwards through the string and parse everything we encounter */ | |
1113 | for (;;) { | |
1114 | if (i == 0) | |
1115 | return; | |
1116 | ||
1117 | i--; | |
1118 | ||
1119 | switch (file[i]) { | |
1120 | ||
1121 | case '+': | |
1122 | if (left == (UINTN) -1) /* didn't read at least one digit for 'left'? */ | |
1123 | return; | |
1124 | ||
1125 | if (done == (UINTN) -1) /* no 'done' counter? If so, it's equivalent to 0 */ | |
1126 | done = 0; | |
1127 | ||
1128 | goto good; | |
1129 | ||
1130 | case '-': | |
1131 | if (left == (UINTN) -1) /* didn't parse any digit yet? */ | |
1132 | return; | |
1133 | ||
1134 | if (done != (UINTN) -1) /* already encountered a dash earlier? */ | |
1135 | return; | |
1136 | ||
1137 | /* So we encountered a dash. This means this counter is of the form +LEFT-DONE. Let's assign | |
1138 | * what we already parsed to 'done', and start fresh for the 'left' part. */ | |
1139 | ||
1140 | done = left; | |
1141 | left = (UINTN) -1; | |
1142 | factor = 1; | |
1143 | break; | |
1144 | ||
1145 | case '0'...'9': { | |
1146 | UINTN new_factor; | |
1147 | ||
1148 | if (left == (UINTN) -1) | |
1149 | left = file[i] - '0'; | |
1150 | else { | |
1151 | UINTN new_left, digit; | |
1152 | ||
1153 | digit = file[i] - '0'; | |
1154 | if (digit > (UINTN) -1 / factor) /* overflow check */ | |
1155 | return; | |
1156 | ||
1157 | new_left = left + digit * factor; | |
1158 | if (new_left < left) /* overflow check */ | |
1159 | return; | |
1160 | ||
1161 | if (new_left == (UINTN) -1) /* don't allow us to be confused */ | |
1162 | return; | |
1163 | } | |
1164 | ||
1165 | new_factor = factor * 10; | |
1166 | if (new_factor < factor) /* overflow chck */ | |
1167 | return; | |
1168 | ||
1169 | factor = new_factor; | |
1170 | break; | |
1171 | } | |
1172 | ||
1173 | default: | |
1174 | return; | |
1175 | } | |
1176 | } | |
1177 | ||
1178 | good: | |
1179 | entry->tries_left = left; | |
1180 | entry->tries_done = done; | |
1181 | ||
1182 | entry->path = StrDuplicate(path); | |
1183 | entry->current_name = StrDuplicate(file); | |
1184 | ||
1185 | next_left = left <= 0 ? 0 : left - 1; | |
1186 | next_done = done >= (UINTN) -2 ? (UINTN) -2 : done + 1; | |
1187 | ||
1188 | prefix = StrDuplicate(file); | |
1189 | prefix[i] = 0; | |
1190 | ||
1191 | entry->next_name = PoolPrint(L"%s+%u-%u%s", prefix, next_left, next_done, suffix ?: L""); | |
1192 | } | |
1193 | ||
1194 | static VOID config_entry_bump_counters( | |
1195 | ConfigEntry *entry, | |
1196 | EFI_FILE_HANDLE root_dir) { | |
1197 | ||
1198 | _cleanup_freepool_ CHAR16* old_path = NULL, *new_path = NULL; | |
1199 | _cleanup_(FileHandleClosep) EFI_FILE_HANDLE handle = NULL; | |
1200 | static EFI_GUID EfiFileInfoGuid = EFI_FILE_INFO_ID; | |
1201 | _cleanup_freepool_ EFI_FILE_INFO *file_info = NULL; | |
1202 | UINTN file_info_size, a, b; | |
1203 | EFI_STATUS r; | |
1204 | ||
1205 | if (entry->tries_left == (UINTN) -1) | |
1206 | return; | |
1207 | ||
1208 | if (!entry->path || !entry->current_name || !entry->next_name) | |
1209 | return; | |
1210 | ||
1211 | old_path = PoolPrint(L"%s\\%s", entry->path, entry->current_name); | |
1212 | ||
1213 | r = uefi_call_wrapper(root_dir->Open, 5, root_dir, &handle, old_path, EFI_FILE_MODE_READ|EFI_FILE_MODE_WRITE, 0ULL); | |
1214 | if (EFI_ERROR(r)) | |
1215 | return; | |
1216 | ||
1217 | a = StrLen(entry->current_name); | |
1218 | b = StrLen(entry->next_name); | |
1219 | ||
1220 | file_info_size = OFFSETOF(EFI_FILE_INFO, FileName) + (a > b ? a : b) + 1; | |
1221 | ||
1222 | for (;;) { | |
1223 | file_info = AllocatePool(file_info_size); | |
1224 | ||
1225 | r = uefi_call_wrapper(handle->GetInfo, 4, handle, &EfiFileInfoGuid, &file_info_size, file_info); | |
1226 | if (!EFI_ERROR(r)) | |
1227 | break; | |
1228 | ||
1229 | if (r != EFI_BUFFER_TOO_SMALL || file_info_size * 2 < file_info_size) { | |
1230 | Print(L"\nFailed to get file info for '%s': %r\n", old_path, r); | |
1231 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
1232 | return; | |
1233 | } | |
1234 | ||
1235 | file_info_size *= 2; | |
1236 | FreePool(file_info); | |
1237 | } | |
1238 | ||
1239 | /* And rename the file */ | |
1240 | StrCpy(file_info->FileName, entry->next_name); | |
1241 | r = uefi_call_wrapper(handle->SetInfo, 4, handle, &EfiFileInfoGuid, file_info_size, file_info); | |
1242 | if (EFI_ERROR(r)) { | |
1243 | Print(L"\nFailed to rename '%s' to '%s', ignoring: %r\n", old_path, entry->next_name, r); | |
1244 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
1245 | return; | |
1246 | } | |
1247 | ||
1248 | /* Flush everything to disk, just in case… */ | |
1249 | (void) uefi_call_wrapper(handle->Flush, 1, handle); | |
1250 | ||
1251 | /* Let's tell the OS that we renamed this file, so that it knows what to rename to the counter-less name on | |
1252 | * success */ | |
1253 | new_path = PoolPrint(L"%s\\%s", entry->path, entry->next_name); | |
1254 | efivar_set(L"LoaderBootCountPath", new_path, FALSE); | |
1255 | ||
1256 | /* If the file we just renamed is the loader path, then let's update that. */ | |
1257 | if (StrCmp(entry->loader, old_path) == 0) { | |
1258 | FreePool(entry->loader); | |
1259 | entry->loader = new_path; | |
1260 | new_path = NULL; | |
1261 | } | |
1262 | } | |
1263 | ||
580fe4df LP |
1264 | static VOID config_entry_add_from_file( |
1265 | Config *config, | |
1266 | EFI_HANDLE *device, | |
f538cc65 | 1267 | CHAR16 *path, |
580fe4df LP |
1268 | CHAR16 *file, |
1269 | CHAR8 *content, | |
1270 | CHAR16 *loaded_image_path) { | |
1271 | ||
0fa2cac4 KS |
1272 | ConfigEntry *entry; |
1273 | CHAR8 *line; | |
1274 | UINTN pos = 0; | |
1275 | CHAR8 *key, *value; | |
1276 | UINTN len; | |
a42d7cf1 | 1277 | _cleanup_freepool_ CHAR16 *initrd = NULL; |
0fa2cac4 | 1278 | |
f538cc65 LP |
1279 | entry = AllocatePool(sizeof(ConfigEntry)); |
1280 | ||
1281 | *entry = (ConfigEntry) { | |
1282 | .tries_done = (UINTN) -1, | |
1283 | .tries_left = (UINTN) -1, | |
1284 | }; | |
0fa2cac4 | 1285 | |
0fa2cac4 KS |
1286 | while ((line = line_get_key_value(content, (CHAR8 *)" \t", &pos, &key, &value))) { |
1287 | if (strcmpa((CHAR8 *)"title", key) == 0) { | |
1288 | FreePool(entry->title); | |
1289 | entry->title = stra_to_str(value); | |
1290 | continue; | |
1291 | } | |
1292 | ||
1293 | if (strcmpa((CHAR8 *)"version", key) == 0) { | |
1294 | FreePool(entry->version); | |
1295 | entry->version = stra_to_str(value); | |
1296 | continue; | |
1297 | } | |
1298 | ||
1299 | if (strcmpa((CHAR8 *)"machine-id", key) == 0) { | |
1300 | FreePool(entry->machine_id); | |
1301 | entry->machine_id = stra_to_str(value); | |
1302 | continue; | |
1303 | } | |
1304 | ||
1305 | if (strcmpa((CHAR8 *)"linux", key) == 0) { | |
1306 | FreePool(entry->loader); | |
1307 | entry->type = LOADER_LINUX; | |
1308 | entry->loader = stra_to_path(value); | |
1309 | entry->key = 'l'; | |
1310 | continue; | |
1311 | } | |
1312 | ||
1313 | if (strcmpa((CHAR8 *)"efi", key) == 0) { | |
1314 | entry->type = LOADER_EFI; | |
1315 | FreePool(entry->loader); | |
1316 | entry->loader = stra_to_path(value); | |
1317 | ||
1318 | /* do not add an entry for ourselves */ | |
1319 | if (StriCmp(entry->loader, loaded_image_path) == 0) { | |
1320 | entry->type = LOADER_UNDEFINED; | |
1321 | break; | |
1322 | } | |
1323 | continue; | |
1324 | } | |
1325 | ||
1326 | if (strcmpa((CHAR8 *)"architecture", key) == 0) { | |
1327 | /* do not add an entry for an EFI image of architecture not matching with that of the image */ | |
1328 | if (strcmpa((CHAR8 *)EFI_MACHINE_TYPE_NAME, value) != 0) { | |
1329 | entry->type = LOADER_UNDEFINED; | |
1330 | break; | |
1331 | } | |
1332 | continue; | |
1333 | } | |
1334 | ||
1335 | if (strcmpa((CHAR8 *)"initrd", key) == 0) { | |
a42d7cf1 | 1336 | _cleanup_freepool_ CHAR16 *new = NULL; |
0fa2cac4 KS |
1337 | |
1338 | new = stra_to_path(value); | |
1339 | if (initrd) { | |
1340 | CHAR16 *s; | |
1341 | ||
1342 | s = PoolPrint(L"%s initrd=%s", initrd, new); | |
1343 | FreePool(initrd); | |
1344 | initrd = s; | |
1345 | } else | |
1346 | initrd = PoolPrint(L"initrd=%s", new); | |
a42d7cf1 | 1347 | |
0fa2cac4 KS |
1348 | continue; |
1349 | } | |
1350 | ||
1351 | if (strcmpa((CHAR8 *)"options", key) == 0) { | |
a42d7cf1 | 1352 | _cleanup_freepool_ CHAR16 *new = NULL; |
0fa2cac4 KS |
1353 | |
1354 | new = stra_to_str(value); | |
1355 | if (entry->options) { | |
1356 | CHAR16 *s; | |
1357 | ||
1358 | s = PoolPrint(L"%s %s", entry->options, new); | |
1359 | FreePool(entry->options); | |
1360 | entry->options = s; | |
1361 | } else { | |
1362 | entry->options = new; | |
1363 | new = NULL; | |
1364 | } | |
a42d7cf1 | 1365 | |
0fa2cac4 KS |
1366 | continue; |
1367 | } | |
0fa2cac4 KS |
1368 | } |
1369 | ||
1370 | if (entry->type == LOADER_UNDEFINED) { | |
1371 | config_entry_free(entry); | |
0fa2cac4 KS |
1372 | return; |
1373 | } | |
1374 | ||
1375 | /* add initrd= to options */ | |
1376 | if (entry->type == LOADER_LINUX && initrd) { | |
1377 | if (entry->options) { | |
1378 | CHAR16 *s; | |
1379 | ||
1380 | s = PoolPrint(L"%s %s", initrd, entry->options); | |
1381 | FreePool(entry->options); | |
1382 | entry->options = s; | |
1383 | } else { | |
1384 | entry->options = initrd; | |
1385 | initrd = NULL; | |
1386 | } | |
1387 | } | |
0fa2cac4 | 1388 | |
0fa2cac4 | 1389 | entry->device = device; |
081cc95f LP |
1390 | entry->id = StrDuplicate(file); |
1391 | len = StrLen(entry->id); | |
0fa2cac4 KS |
1392 | /* remove ".conf" */ |
1393 | if (len > 5) | |
081cc95f LP |
1394 | entry->id[len - 5] = '\0'; |
1395 | StrLwr(entry->id); | |
0fa2cac4 KS |
1396 | |
1397 | config_add_entry(config, entry); | |
f538cc65 LP |
1398 | |
1399 | config_entry_parse_tries(entry, path, file, L".conf"); | |
0fa2cac4 KS |
1400 | } |
1401 | ||
540536ff | 1402 | static VOID config_load_defaults(Config *config, EFI_FILE *root_dir) { |
a42d7cf1 | 1403 | _cleanup_freepool_ CHAR8 *content = NULL; |
0fa2cac4 | 1404 | UINTN sec; |
540536ff | 1405 | EFI_STATUS err; |
0fa2cac4 | 1406 | |
aec1443a LP |
1407 | *config = (Config) { |
1408 | .editor = TRUE, | |
1409 | .auto_entries = TRUE, | |
1410 | .auto_firmware = TRUE, | |
1411 | }; | |
c1d4e298 | 1412 | |
33d4ba32 JJ |
1413 | err = file_read(root_dir, L"\\loader\\loader.conf", 0, 0, &content, NULL); |
1414 | if (!EFI_ERROR(err)) | |
0fa2cac4 | 1415 | config_defaults_load_from_file(config, content); |
0fa2cac4 KS |
1416 | |
1417 | err = efivar_get_int(L"LoaderConfigTimeout", &sec); | |
1418 | if (!EFI_ERROR(err)) { | |
2366d923 | 1419 | config->timeout_sec_efivar = sec > INTN_MAX ? INTN_MAX : sec; |
0fa2cac4 KS |
1420 | config->timeout_sec = sec; |
1421 | } else | |
1422 | config->timeout_sec_efivar = -1; | |
fe2579dd LP |
1423 | |
1424 | err = efivar_get_int(L"LoaderConfigTimeoutOneShot", &sec); | |
1425 | if (!EFI_ERROR(err)) { | |
1426 | /* Unset variable now, after all it's "one shot". */ | |
1427 | (void) efivar_set(L"LoaderConfigTimeoutOneShot", NULL, TRUE); | |
1428 | ||
1429 | config->timeout_sec = sec; | |
1430 | config->force_menu = TRUE; /* force the menu when this is set */ | |
1431 | } | |
540536ff KS |
1432 | } |
1433 | ||
580fe4df LP |
1434 | static VOID config_load_entries( |
1435 | Config *config, | |
1436 | EFI_HANDLE *device, | |
1437 | EFI_FILE *root_dir, | |
1438 | CHAR16 *loaded_image_path) { | |
1439 | ||
540536ff KS |
1440 | EFI_FILE_HANDLE entries_dir; |
1441 | EFI_STATUS err; | |
0fa2cac4 KS |
1442 | |
1443 | err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &entries_dir, L"\\loader\\entries", EFI_FILE_MODE_READ, 0ULL); | |
1444 | if (!EFI_ERROR(err)) { | |
1445 | for (;;) { | |
1446 | CHAR16 buf[256]; | |
1447 | UINTN bufsize; | |
1448 | EFI_FILE_INFO *f; | |
a42d7cf1 | 1449 | _cleanup_freepool_ CHAR8 *content = NULL; |
0fa2cac4 KS |
1450 | UINTN len; |
1451 | ||
1452 | bufsize = sizeof(buf); | |
1453 | err = uefi_call_wrapper(entries_dir->Read, 3, entries_dir, &bufsize, buf); | |
1454 | if (bufsize == 0 || EFI_ERROR(err)) | |
1455 | break; | |
1456 | ||
1457 | f = (EFI_FILE_INFO *) buf; | |
1458 | if (f->FileName[0] == '.') | |
1459 | continue; | |
1460 | if (f->Attribute & EFI_FILE_DIRECTORY) | |
1461 | continue; | |
9d3dec15 | 1462 | |
0fa2cac4 KS |
1463 | len = StrLen(f->FileName); |
1464 | if (len < 6) | |
1465 | continue; | |
1466 | if (StriCmp(f->FileName + len - 5, L".conf") != 0) | |
1467 | continue; | |
9d3dec15 KS |
1468 | if (StrnCmp(f->FileName, L"auto-", 5) == 0) |
1469 | continue; | |
0fa2cac4 | 1470 | |
33d4ba32 JJ |
1471 | err = file_read(entries_dir, f->FileName, 0, 0, &content, NULL); |
1472 | if (!EFI_ERROR(err)) | |
f538cc65 | 1473 | config_entry_add_from_file(config, device, L"\\loader\\entries", f->FileName, content, loaded_image_path); |
0fa2cac4 KS |
1474 | } |
1475 | uefi_call_wrapper(entries_dir->Close, 1, entries_dir); | |
1476 | } | |
540536ff KS |
1477 | } |
1478 | ||
f538cc65 LP |
1479 | static INTN config_entry_compare(ConfigEntry *a, ConfigEntry *b) { |
1480 | INTN r; | |
1481 | ||
1482 | /* Order entries that have no tries left to the end of the list */ | |
1483 | if (a->tries_left != 0 && b->tries_left == 0) | |
1484 | return -1; | |
1485 | if (a->tries_left == 0 && b->tries_left != 0) | |
1486 | return 1; | |
1487 | ||
1488 | r = str_verscmp(a->id, b->id); | |
1489 | if (r != 0) | |
1490 | return r; | |
1491 | ||
1492 | if (a->tries_left == (UINTN) -1 || | |
1493 | b->tries_left == (UINTN) -1) | |
1494 | return 0; | |
1495 | ||
1496 | /* If both items have boot counting, and otherwise are identical, put the entry with more tries left first */ | |
1497 | if (a->tries_left > b->tries_left) | |
1498 | return -1; | |
1499 | if (a->tries_left < b->tries_left) | |
1500 | return 1; | |
1501 | ||
1502 | /* If they have the same number of tries left, then let the one win which was tried fewer times so far */ | |
1503 | if (a->tries_done < b->tries_done) | |
1504 | return -1; | |
1505 | if (a->tries_done > b->tries_done) | |
1506 | return 1; | |
1507 | ||
1508 | return 0; | |
1509 | } | |
1510 | ||
540536ff KS |
1511 | static VOID config_sort_entries(Config *config) { |
1512 | UINTN i; | |
0fa2cac4 | 1513 | |
0fa2cac4 KS |
1514 | for (i = 1; i < config->entry_count; i++) { |
1515 | BOOLEAN more; | |
1516 | UINTN k; | |
1517 | ||
1518 | more = FALSE; | |
1519 | for (k = 0; k < config->entry_count - i; k++) { | |
1520 | ConfigEntry *entry; | |
1521 | ||
f538cc65 | 1522 | if (config_entry_compare(config->entries[k], config->entries[k+1]) <= 0) |
0fa2cac4 | 1523 | continue; |
f538cc65 | 1524 | |
0fa2cac4 KS |
1525 | entry = config->entries[k]; |
1526 | config->entries[k] = config->entries[k+1]; | |
1527 | config->entries[k+1] = entry; | |
1528 | more = TRUE; | |
1529 | } | |
1530 | if (!more) | |
1531 | break; | |
1532 | } | |
1533 | } | |
1534 | ||
535610b5 LP |
1535 | static INTN config_entry_find(Config *config, CHAR16 *id) { |
1536 | UINTN i; | |
1537 | ||
1538 | for (i = 0; i < config->entry_count; i++) | |
1539 | if (StrCmp(config->entries[i]->id, id) == 0) | |
1540 | return (INTN) i; | |
1541 | ||
1542 | return -1; | |
1543 | } | |
1544 | ||
0fa2cac4 | 1545 | static VOID config_default_entry_select(Config *config) { |
a42d7cf1 | 1546 | _cleanup_freepool_ CHAR16 *entry_oneshot = NULL, *entry_default = NULL; |
0fa2cac4 | 1547 | EFI_STATUS err; |
535610b5 | 1548 | INTN i; |
0fa2cac4 KS |
1549 | |
1550 | /* | |
1551 | * The EFI variable to specify a boot entry for the next, and only the | |
1552 | * next reboot. The variable is always cleared directly after it is read. | |
1553 | */ | |
a42d7cf1 | 1554 | err = efivar_get(L"LoaderEntryOneShot", &entry_oneshot); |
0fa2cac4 | 1555 | if (!EFI_ERROR(err)) { |
0fa2cac4 | 1556 | |
a42d7cf1 | 1557 | config->entry_oneshot = StrDuplicate(entry_oneshot); |
0fa2cac4 | 1558 | efivar_set(L"LoaderEntryOneShot", NULL, TRUE); |
535610b5 LP |
1559 | |
1560 | i = config_entry_find(config, entry_oneshot); | |
1561 | if (i >= 0) { | |
1562 | config->idx_default = i; | |
0fa2cac4 | 1563 | return; |
535610b5 | 1564 | } |
0fa2cac4 KS |
1565 | } |
1566 | ||
1567 | /* | |
1568 | * The EFI variable to select the default boot entry overrides the | |
1569 | * configured pattern. The variable can be set and cleared by pressing | |
1570 | * the 'd' key in the loader selection menu, the entry is marked with | |
1571 | * an '*'. | |
1572 | */ | |
a42d7cf1 | 1573 | err = efivar_get(L"LoaderEntryDefault", &entry_default); |
0fa2cac4 | 1574 | if (!EFI_ERROR(err)) { |
535610b5 LP |
1575 | |
1576 | i = config_entry_find(config, entry_default); | |
1577 | if (i >= 0) { | |
1578 | config->idx_default = i; | |
1579 | config->idx_default_efivar = i; | |
1580 | return; | |
1581 | } | |
0fa2cac4 KS |
1582 | } |
1583 | config->idx_default_efivar = -1; | |
1584 | ||
1585 | if (config->entry_count == 0) | |
1586 | return; | |
1587 | ||
1588 | /* | |
1589 | * Match the pattern from the end of the list to the start, find last | |
1590 | * entry (largest number) matching the given pattern. | |
1591 | */ | |
1592 | if (config->entry_default_pattern) { | |
1593 | i = config->entry_count; | |
1594 | while (i--) { | |
1595 | if (config->entries[i]->no_autoselect) | |
1596 | continue; | |
081cc95f | 1597 | if (MetaiMatch(config->entries[i]->id, config->entry_default_pattern)) { |
0fa2cac4 KS |
1598 | config->idx_default = i; |
1599 | return; | |
1600 | } | |
1601 | } | |
1602 | } | |
1603 | ||
1604 | /* select the last suitable entry */ | |
1605 | i = config->entry_count; | |
1606 | while (i--) { | |
1607 | if (config->entries[i]->no_autoselect) | |
1608 | continue; | |
1609 | config->idx_default = i; | |
1610 | return; | |
1611 | } | |
1612 | ||
1613 | /* no entry found */ | |
1614 | config->idx_default = -1; | |
1615 | } | |
1616 | ||
a2fa605a ZJS |
1617 | static BOOLEAN find_nonunique(ConfigEntry **entries, UINTN entry_count) { |
1618 | BOOLEAN non_unique = FALSE; | |
1619 | UINTN i, k; | |
1620 | ||
1621 | for (i = 0; i < entry_count; i++) | |
1622 | entries[i]->non_unique = FALSE; | |
1623 | ||
1624 | for (i = 0; i < entry_count; i++) | |
1625 | for (k = 0; k < entry_count; k++) { | |
1626 | if (i == k) | |
1627 | continue; | |
1628 | if (StrCmp(entries[i]->title_show, entries[k]->title_show) != 0) | |
1629 | continue; | |
1630 | ||
1631 | non_unique = entries[i]->non_unique = entries[k]->non_unique = TRUE; | |
1632 | } | |
1633 | ||
1634 | return non_unique; | |
1635 | } | |
1636 | ||
0fa2cac4 KS |
1637 | /* generate a unique title, avoiding non-distinguishable menu entries */ |
1638 | static VOID config_title_generate(Config *config) { | |
a2fa605a | 1639 | UINTN i; |
0fa2cac4 KS |
1640 | |
1641 | /* set title */ | |
1642 | for (i = 0; i < config->entry_count; i++) { | |
1643 | CHAR16 *title; | |
1644 | ||
1645 | FreePool(config->entries[i]->title_show); | |
1646 | title = config->entries[i]->title; | |
1647 | if (!title) | |
081cc95f | 1648 | title = config->entries[i]->id; |
0fa2cac4 KS |
1649 | config->entries[i]->title_show = StrDuplicate(title); |
1650 | } | |
1651 | ||
a2fa605a | 1652 | if (!find_nonunique(config->entries, config->entry_count)) |
0fa2cac4 KS |
1653 | return; |
1654 | ||
1655 | /* add version to non-unique titles */ | |
1656 | for (i = 0; i < config->entry_count; i++) { | |
1657 | CHAR16 *s; | |
1658 | ||
1659 | if (!config->entries[i]->non_unique) | |
1660 | continue; | |
1661 | if (!config->entries[i]->version) | |
1662 | continue; | |
1663 | ||
1664 | s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, config->entries[i]->version); | |
1665 | FreePool(config->entries[i]->title_show); | |
1666 | config->entries[i]->title_show = s; | |
0fa2cac4 KS |
1667 | } |
1668 | ||
a2fa605a | 1669 | if (!find_nonunique(config->entries, config->entry_count)) |
0fa2cac4 KS |
1670 | return; |
1671 | ||
1672 | /* add machine-id to non-unique titles */ | |
1673 | for (i = 0; i < config->entry_count; i++) { | |
1674 | CHAR16 *s; | |
a42d7cf1 | 1675 | _cleanup_freepool_ CHAR16 *m = NULL; |
0fa2cac4 KS |
1676 | |
1677 | if (!config->entries[i]->non_unique) | |
1678 | continue; | |
1679 | if (!config->entries[i]->machine_id) | |
1680 | continue; | |
1681 | ||
1682 | m = StrDuplicate(config->entries[i]->machine_id); | |
1683 | m[8] = '\0'; | |
1684 | s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, m); | |
1685 | FreePool(config->entries[i]->title_show); | |
1686 | config->entries[i]->title_show = s; | |
0fa2cac4 KS |
1687 | } |
1688 | ||
a2fa605a | 1689 | if (!find_nonunique(config->entries, config->entry_count)) |
0fa2cac4 KS |
1690 | return; |
1691 | ||
1692 | /* add file name to non-unique titles */ | |
1693 | for (i = 0; i < config->entry_count; i++) { | |
1694 | CHAR16 *s; | |
1695 | ||
1696 | if (!config->entries[i]->non_unique) | |
1697 | continue; | |
081cc95f | 1698 | s = PoolPrint(L"%s (%s)", config->entries[i]->title_show, config->entries[i]->id); |
0fa2cac4 KS |
1699 | FreePool(config->entries[i]->title_show); |
1700 | config->entries[i]->title_show = s; | |
1701 | config->entries[i]->non_unique = FALSE; | |
1702 | } | |
1703 | } | |
1704 | ||
580fe4df LP |
1705 | static BOOLEAN config_entry_add_call( |
1706 | Config *config, | |
7f1ef125 | 1707 | CHAR16 *id, |
580fe4df LP |
1708 | CHAR16 *title, |
1709 | EFI_STATUS (*call)(VOID)) { | |
1710 | ||
0fa2cac4 KS |
1711 | ConfigEntry *entry; |
1712 | ||
f538cc65 LP |
1713 | entry = AllocatePool(sizeof(ConfigEntry)); |
1714 | *entry = (ConfigEntry) { | |
7f1ef125 | 1715 | .id = StrDuplicate(id), |
f538cc65 LP |
1716 | .title = StrDuplicate(title), |
1717 | .call = call, | |
1718 | .no_autoselect = TRUE, | |
1719 | .tries_done = (UINTN) -1, | |
1720 | .tries_left = (UINTN) -1, | |
1721 | }; | |
1722 | ||
0fa2cac4 KS |
1723 | config_add_entry(config, entry); |
1724 | return TRUE; | |
1725 | } | |
1726 | ||
580fe4df LP |
1727 | static ConfigEntry *config_entry_add_loader( |
1728 | Config *config, | |
1729 | EFI_HANDLE *device, | |
1730 | enum loader_type type, | |
081cc95f | 1731 | CHAR16 *id, |
580fe4df LP |
1732 | CHAR16 key, |
1733 | CHAR16 *title, | |
1734 | CHAR16 *loader) { | |
1735 | ||
0fa2cac4 KS |
1736 | ConfigEntry *entry; |
1737 | ||
f538cc65 LP |
1738 | entry = AllocatePool(sizeof(ConfigEntry)); |
1739 | *entry = (ConfigEntry) { | |
1740 | .type = type, | |
1741 | .title = StrDuplicate(title), | |
1742 | .device = device, | |
1743 | .loader = StrDuplicate(loader), | |
1744 | .id = StrDuplicate(id), | |
1745 | .key = key, | |
1746 | .tries_done = (UINTN) -1, | |
1747 | .tries_left = (UINTN) -1, | |
1748 | }; | |
1749 | ||
081cc95f | 1750 | StrLwr(entry->id); |
0fa2cac4 | 1751 | |
f538cc65 | 1752 | config_add_entry(config, entry); |
0fa2cac4 KS |
1753 | return entry; |
1754 | } | |
1755 | ||
580fe4df LP |
1756 | static BOOLEAN config_entry_add_loader_auto( |
1757 | Config *config, | |
1758 | EFI_HANDLE *device, | |
1759 | EFI_FILE *root_dir, | |
1760 | CHAR16 *loaded_image_path, | |
081cc95f | 1761 | CHAR16 *id, |
580fe4df LP |
1762 | CHAR16 key, |
1763 | CHAR16 *title, | |
1764 | CHAR16 *loader) { | |
1765 | ||
0fa2cac4 KS |
1766 | EFI_FILE_HANDLE handle; |
1767 | ConfigEntry *entry; | |
1768 | EFI_STATUS err; | |
1769 | ||
c1d4e298 JJ |
1770 | if (!config->auto_entries) |
1771 | return FALSE; | |
1772 | ||
0fa2cac4 | 1773 | /* do not add an entry for ourselves */ |
4c8c9f9f JJ |
1774 | if (loaded_image_path) { |
1775 | UINTN len; | |
a42d7cf1 | 1776 | _cleanup_freepool_ CHAR8 *content = NULL; |
4c8c9f9f JJ |
1777 | |
1778 | if (StriCmp(loader, loaded_image_path) == 0) | |
1779 | return FALSE; | |
1780 | ||
1781 | /* look for systemd-boot magic string */ | |
1782 | err = file_read(root_dir, loader, 0, 100*1024, &content, &len); | |
1783 | if (!EFI_ERROR(err)) { | |
1784 | CHAR8 *start = content; | |
1785 | CHAR8 *last = content + len - sizeof(magic) - 1; | |
1786 | ||
1787 | for (; start <= last; start++) | |
a42d7cf1 | 1788 | if (start[0] == magic[0] && CompareMem(start, magic, sizeof(magic) - 1) == 0) |
4c8c9f9f | 1789 | return FALSE; |
4c8c9f9f JJ |
1790 | } |
1791 | } | |
0fa2cac4 KS |
1792 | |
1793 | /* check existence */ | |
1794 | err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &handle, loader, EFI_FILE_MODE_READ, 0ULL); | |
1795 | if (EFI_ERROR(err)) | |
1796 | return FALSE; | |
1797 | uefi_call_wrapper(handle->Close, 1, handle); | |
1798 | ||
081cc95f | 1799 | entry = config_entry_add_loader(config, device, LOADER_UNDEFINED, id, key, title, loader); |
0fa2cac4 KS |
1800 | if (!entry) |
1801 | return FALSE; | |
1802 | ||
1803 | /* do not boot right away into auto-detected entries */ | |
1804 | entry->no_autoselect = TRUE; | |
1805 | ||
0fa2cac4 KS |
1806 | return TRUE; |
1807 | } | |
1808 | ||
1809 | static VOID config_entry_add_osx(Config *config) { | |
1810 | EFI_STATUS err; | |
1811 | UINTN handle_count = 0; | |
a42d7cf1 | 1812 | _cleanup_freepool_ EFI_HANDLE *handles = NULL; |
0fa2cac4 | 1813 | |
c1d4e298 JJ |
1814 | if (!config->auto_entries) |
1815 | return; | |
1816 | ||
0fa2cac4 KS |
1817 | err = LibLocateHandle(ByProtocol, &FileSystemProtocol, NULL, &handle_count, &handles); |
1818 | if (!EFI_ERROR(err)) { | |
1819 | UINTN i; | |
1820 | ||
1821 | for (i = 0; i < handle_count; i++) { | |
1822 | EFI_FILE *root; | |
1823 | BOOLEAN found; | |
1824 | ||
1825 | root = LibOpenRoot(handles[i]); | |
1826 | if (!root) | |
1827 | continue; | |
b3f76b0d | 1828 | found = config_entry_add_loader_auto(config, handles[i], root, NULL, L"auto-osx", 'a', L"macOS", |
0fa2cac4 KS |
1829 | L"\\System\\Library\\CoreServices\\boot.efi"); |
1830 | uefi_call_wrapper(root->Close, 1, root); | |
1831 | if (found) | |
1832 | break; | |
1833 | } | |
0fa2cac4 KS |
1834 | } |
1835 | } | |
1836 | ||
580fe4df LP |
1837 | static VOID config_entry_add_linux( |
1838 | Config *config, | |
1839 | EFI_LOADED_IMAGE *loaded_image, | |
1840 | EFI_FILE *root_dir) { | |
1841 | ||
0fa2cac4 KS |
1842 | EFI_FILE_HANDLE linux_dir; |
1843 | EFI_STATUS err; | |
b1da143f | 1844 | ConfigEntry *entry; |
0fa2cac4 KS |
1845 | |
1846 | err = uefi_call_wrapper(root_dir->Open, 5, root_dir, &linux_dir, L"\\EFI\\Linux", EFI_FILE_MODE_READ, 0ULL); | |
12643e7c ZJS |
1847 | if (EFI_ERROR(err)) |
1848 | return; | |
0fa2cac4 | 1849 | |
12643e7c ZJS |
1850 | for (;;) { |
1851 | CHAR16 buf[256]; | |
1852 | UINTN bufsize = sizeof buf; | |
1853 | EFI_FILE_INFO *f; | |
1854 | CHAR8 *sections[] = { | |
1855 | (UINT8 *)".osrel", | |
1856 | (UINT8 *)".cmdline", | |
1857 | NULL | |
1858 | }; | |
1859 | UINTN offs[ELEMENTSOF(sections)-1] = {}; | |
1860 | UINTN szs[ELEMENTSOF(sections)-1] = {}; | |
1861 | UINTN addrs[ELEMENTSOF(sections)-1] = {}; | |
1862 | CHAR8 *content = NULL; | |
1863 | UINTN len; | |
1864 | CHAR8 *line; | |
1865 | UINTN pos = 0; | |
1866 | CHAR8 *key, *value; | |
1867 | CHAR16 *os_name = NULL; | |
1868 | CHAR16 *os_id = NULL; | |
1869 | CHAR16 *os_version = NULL; | |
1870 | CHAR16 *os_build = NULL; | |
1871 | ||
1872 | err = uefi_call_wrapper(linux_dir->Read, 3, linux_dir, &bufsize, buf); | |
1873 | if (bufsize == 0 || EFI_ERROR(err)) | |
1874 | break; | |
0fa2cac4 | 1875 | |
12643e7c ZJS |
1876 | f = (EFI_FILE_INFO *) buf; |
1877 | if (f->FileName[0] == '.') | |
1878 | continue; | |
1879 | if (f->Attribute & EFI_FILE_DIRECTORY) | |
1880 | continue; | |
1881 | len = StrLen(f->FileName); | |
1882 | if (len < 5) | |
1883 | continue; | |
1884 | if (StriCmp(f->FileName + len - 4, L".efi") != 0) | |
1885 | continue; | |
0fa2cac4 | 1886 | |
12643e7c ZJS |
1887 | /* look for .osrel and .cmdline sections in the .efi binary */ |
1888 | err = pe_file_locate_sections(linux_dir, f->FileName, sections, addrs, offs, szs); | |
1889 | if (EFI_ERROR(err)) | |
1890 | continue; | |
0fa2cac4 | 1891 | |
12643e7c ZJS |
1892 | err = file_read(linux_dir, f->FileName, offs[0], szs[0], &content, NULL); |
1893 | if (EFI_ERROR(err)) | |
1894 | continue; | |
0fa2cac4 | 1895 | |
12643e7c | 1896 | /* read properties from the embedded os-release file */ |
12643e7c ZJS |
1897 | while ((line = line_get_key_value(content, (CHAR8 *)"=", &pos, &key, &value))) { |
1898 | if (strcmpa((CHAR8 *)"PRETTY_NAME", key) == 0) { | |
1899 | FreePool(os_name); | |
1900 | os_name = stra_to_str(value); | |
1901 | continue; | |
1902 | } | |
0fa2cac4 | 1903 | |
12643e7c ZJS |
1904 | if (strcmpa((CHAR8 *)"ID", key) == 0) { |
1905 | FreePool(os_id); | |
1906 | os_id = stra_to_str(value); | |
1907 | continue; | |
1908 | } | |
59658d19 | 1909 | |
12643e7c ZJS |
1910 | if (strcmpa((CHAR8 *)"VERSION_ID", key) == 0) { |
1911 | FreePool(os_version); | |
1912 | os_version = stra_to_str(value); | |
1913 | continue; | |
0fa2cac4 KS |
1914 | } |
1915 | ||
12643e7c ZJS |
1916 | if (strcmpa((CHAR8 *)"BUILD_ID", key) == 0) { |
1917 | FreePool(os_build); | |
1918 | os_build = stra_to_str(value); | |
1919 | continue; | |
0fa2cac4 | 1920 | } |
12643e7c ZJS |
1921 | } |
1922 | ||
1923 | if (os_name && os_id && (os_version || os_build)) { | |
2214cfbf | 1924 | _cleanup_freepool_ CHAR16 *conf = NULL, *path = NULL; |
12643e7c ZJS |
1925 | |
1926 | conf = PoolPrint(L"%s-%s", os_id, os_version ? : os_build); | |
1927 | path = PoolPrint(L"\\EFI\\Linux\\%s", f->FileName); | |
2214cfbf | 1928 | |
12643e7c | 1929 | entry = config_entry_add_loader(config, loaded_image->DeviceHandle, LOADER_LINUX, conf, 'l', os_name, path); |
0fa2cac4 KS |
1930 | |
1931 | FreePool(content); | |
12643e7c | 1932 | content = NULL; |
2214cfbf | 1933 | |
12643e7c | 1934 | /* read the embedded cmdline file */ |
d3a27ed4 | 1935 | err = file_read(linux_dir, f->FileName, offs[1], szs[1], &content, NULL); |
12643e7c | 1936 | if (!EFI_ERROR(err)) { |
d3a27ed4 ZJS |
1937 | |
1938 | /* chomp the newline */ | |
1939 | if (content[szs[1]-1] == '\n') | |
1940 | content[szs[1]-1] = '\0'; | |
1941 | ||
1942 | entry->options = stra_to_str(content); | |
12643e7c | 1943 | } |
f538cc65 LP |
1944 | |
1945 | config_entry_parse_tries(entry, L"\\EFI\\Linux", f->FileName, L".efi"); | |
0fa2cac4 | 1946 | } |
12643e7c ZJS |
1947 | |
1948 | FreePool(os_name); | |
1949 | FreePool(os_id); | |
1950 | FreePool(os_version); | |
1951 | FreePool(os_build); | |
1952 | FreePool(content); | |
0fa2cac4 | 1953 | } |
12643e7c ZJS |
1954 | |
1955 | uefi_call_wrapper(linux_dir->Close, 1, linux_dir); | |
0fa2cac4 KS |
1956 | } |
1957 | ||
580fe4df LP |
1958 | static EFI_STATUS image_start( |
1959 | EFI_HANDLE parent_image, | |
1960 | const Config *config, | |
1961 | const ConfigEntry *entry) { | |
1962 | ||
0fa2cac4 | 1963 | EFI_HANDLE image; |
a42d7cf1 | 1964 | _cleanup_freepool_ EFI_DEVICE_PATH *path = NULL; |
0fa2cac4 KS |
1965 | CHAR16 *options; |
1966 | EFI_STATUS err; | |
1967 | ||
1968 | path = FileDevicePath(entry->device, entry->loader); | |
1969 | if (!path) { | |
1970 | Print(L"Error getting device path."); | |
1971 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
1972 | return EFI_INVALID_PARAMETER; | |
1973 | } | |
1974 | ||
1975 | err = uefi_call_wrapper(BS->LoadImage, 6, FALSE, parent_image, path, NULL, 0, &image); | |
1976 | if (EFI_ERROR(err)) { | |
1977 | Print(L"Error loading %s: %r", entry->loader, err); | |
1978 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
a42d7cf1 | 1979 | return err; |
0fa2cac4 KS |
1980 | } |
1981 | ||
1982 | if (config->options_edit) | |
1983 | options = config->options_edit; | |
1984 | else if (entry->options) | |
1985 | options = entry->options; | |
1986 | else | |
1987 | options = NULL; | |
1988 | if (options) { | |
1989 | EFI_LOADED_IMAGE *loaded_image; | |
1990 | ||
1991 | err = uefi_call_wrapper(BS->OpenProtocol, 6, image, &LoadedImageProtocol, (VOID **)&loaded_image, | |
1992 | parent_image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL); | |
1993 | if (EFI_ERROR(err)) { | |
1994 | Print(L"Error getting LoadedImageProtocol handle: %r", err); | |
1995 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
1996 | goto out_unload; | |
1997 | } | |
1998 | loaded_image->LoadOptions = options; | |
1999 | loaded_image->LoadOptionsSize = (StrLen(loaded_image->LoadOptions)+1) * sizeof(CHAR16); | |
92ed3bb4 | 2000 | |
349cc4a5 | 2001 | #if ENABLE_TPM |
7db5706e | 2002 | /* Try to log any options to the TPM, especially to catch manually edited options */ |
92ed3bb4 | 2003 | err = tpm_log_event(SD_TPM_PCR, |
33de6b57 | 2004 | (EFI_PHYSICAL_ADDRESS) (UINTN) loaded_image->LoadOptions, |
92ed3bb4 HH |
2005 | loaded_image->LoadOptionsSize, loaded_image->LoadOptions); |
2006 | if (EFI_ERROR(err)) { | |
2007 | Print(L"Unable to add image options measurement: %r", err); | |
522aa9f5 | 2008 | uefi_call_wrapper(BS->Stall, 1, 200 * 1000); |
92ed3bb4 HH |
2009 | } |
2010 | #endif | |
0fa2cac4 KS |
2011 | } |
2012 | ||
2013 | efivar_set_time_usec(L"LoaderTimeExecUSec", 0); | |
2014 | err = uefi_call_wrapper(BS->StartImage, 3, image, NULL, NULL); | |
2015 | out_unload: | |
2016 | uefi_call_wrapper(BS->UnloadImage, 1, image); | |
0fa2cac4 KS |
2017 | return err; |
2018 | } | |
2019 | ||
2020 | static EFI_STATUS reboot_into_firmware(VOID) { | |
a42d7cf1 | 2021 | _cleanup_freepool_ CHAR8 *b = NULL; |
0fa2cac4 KS |
2022 | UINTN size; |
2023 | UINT64 osind; | |
2024 | EFI_STATUS err; | |
2025 | ||
2026 | osind = EFI_OS_INDICATIONS_BOOT_TO_FW_UI; | |
2027 | ||
2028 | err = efivar_get_raw(&global_guid, L"OsIndications", &b, &size); | |
2029 | if (!EFI_ERROR(err)) | |
2030 | osind |= (UINT64)*b; | |
0fa2cac4 | 2031 | |
f82ecab0 | 2032 | err = efivar_set_raw(&global_guid, L"OsIndications", &osind, sizeof(UINT64), TRUE); |
0fa2cac4 KS |
2033 | if (EFI_ERROR(err)) |
2034 | return err; | |
2035 | ||
2036 | err = uefi_call_wrapper(RT->ResetSystem, 4, EfiResetCold, EFI_SUCCESS, 0, NULL); | |
2037 | Print(L"Error calling ResetSystem: %r", err); | |
2038 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
2039 | return err; | |
2040 | } | |
2041 | ||
2042 | static VOID config_free(Config *config) { | |
2043 | UINTN i; | |
2044 | ||
2045 | for (i = 0; i < config->entry_count; i++) | |
2046 | config_entry_free(config->entries[i]); | |
2047 | FreePool(config->entries); | |
2048 | FreePool(config->entry_default_pattern); | |
2049 | FreePool(config->options_edit); | |
2050 | FreePool(config->entry_oneshot); | |
0fa2cac4 KS |
2051 | } |
2052 | ||
0e2bc732 LP |
2053 | static VOID config_write_entries_to_variable(Config *config) { |
2054 | _cleanup_freepool_ CHAR16 *buffer = NULL; | |
2055 | UINTN i, sz = 0; | |
2056 | CHAR16 *p; | |
2057 | ||
2058 | for (i = 0; i < config->entry_count; i++) | |
2059 | sz += StrLen(config->entries[i]->id) + 1; | |
2060 | ||
2061 | p = buffer = AllocatePool(sz * sizeof(CHAR16)); | |
2062 | ||
2063 | for (i = 0; i < config->entry_count; i++) { | |
2064 | UINTN l; | |
2065 | ||
2066 | l = StrLen(config->entries[i]->id) + 1; | |
2067 | CopyMem(p, config->entries[i]->id, l * sizeof(CHAR16)); | |
2068 | ||
2069 | p += l; | |
2070 | } | |
2071 | ||
2072 | /* Store the full list of discovered entries. */ | |
2073 | (void) efivar_set_raw(&loader_guid, L"LoaderEntries", buffer, (UINT8*) p - (UINT8*) buffer, FALSE); | |
2074 | } | |
2075 | ||
0fa2cac4 | 2076 | EFI_STATUS efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *sys_table) { |
5dd5f7cf LP |
2077 | static const UINT64 loader_features = |
2078 | (1ULL << 0) | /* I honour the LoaderConfigTimeout variable */ | |
2079 | (1ULL << 1) | /* I honour the LoaderConfigTimeoutOneShot variable */ | |
2080 | (1ULL << 2) | /* I honour the LoaderEntryDefault variable */ | |
2081 | (1ULL << 3) | /* I honour the LoaderEntryOneShot variable */ | |
2082 | (1ULL << 4) | /* I support boot counting */ | |
2083 | 0; | |
2084 | ||
a42d7cf1 | 2085 | _cleanup_freepool_ CHAR16 *infostr = NULL, *typestr = NULL; |
0fa2cac4 KS |
2086 | CHAR8 *b; |
2087 | UINTN size; | |
2088 | EFI_LOADED_IMAGE *loaded_image; | |
2089 | EFI_FILE *root_dir; | |
2090 | CHAR16 *loaded_image_path; | |
0fa2cac4 KS |
2091 | EFI_STATUS err; |
2092 | Config config; | |
2093 | UINT64 init_usec; | |
2094 | BOOLEAN menu = FALSE; | |
8110e144 | 2095 | CHAR16 uuid[37]; |
0fa2cac4 KS |
2096 | |
2097 | InitializeLib(image, sys_table); | |
2098 | init_usec = time_usec(); | |
2099 | efivar_set_time_usec(L"LoaderTimeInitUSec", init_usec); | |
681bd2c5 | 2100 | efivar_set(L"LoaderInfo", L"systemd-boot " GIT_VERSION, FALSE); |
a42d7cf1 ZJS |
2101 | |
2102 | infostr = PoolPrint(L"%s %d.%02d", ST->FirmwareVendor, ST->FirmwareRevision >> 16, ST->FirmwareRevision & 0xffff); | |
2103 | efivar_set(L"LoaderFirmwareInfo", infostr, FALSE); | |
2104 | ||
2105 | typestr = PoolPrint(L"UEFI %d.%02d", ST->Hdr.Revision >> 16, ST->Hdr.Revision & 0xffff); | |
2106 | efivar_set(L"LoaderFirmwareType", typestr, FALSE); | |
0fa2cac4 | 2107 | |
5dd5f7cf LP |
2108 | (void) efivar_set_raw(&loader_guid, L"LoaderFeatures", &loader_features, sizeof(loader_features), FALSE); |
2109 | ||
0fa2cac4 KS |
2110 | err = uefi_call_wrapper(BS->OpenProtocol, 6, image, &LoadedImageProtocol, (VOID **)&loaded_image, |
2111 | image, NULL, EFI_OPEN_PROTOCOL_GET_PROTOCOL); | |
2112 | if (EFI_ERROR(err)) { | |
2113 | Print(L"Error getting a LoadedImageProtocol handle: %r ", err); | |
2114 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
2115 | return err; | |
2116 | } | |
2117 | ||
2118 | /* export the device path this image is started from */ | |
8110e144 KS |
2119 | if (disk_get_part_uuid(loaded_image->DeviceHandle, uuid) == EFI_SUCCESS) |
2120 | efivar_set(L"LoaderDevicePartUUID", uuid, FALSE); | |
0fa2cac4 KS |
2121 | |
2122 | root_dir = LibOpenRoot(loaded_image->DeviceHandle); | |
2123 | if (!root_dir) { | |
2124 | Print(L"Unable to open root directory: %r ", err); | |
2125 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
2126 | return EFI_LOAD_ERROR; | |
2127 | } | |
2128 | ||
b2bb40ce MR |
2129 | if (secure_boot_enabled() && shim_loaded()) { |
2130 | err = security_policy_install(); | |
2131 | if (EFI_ERROR(err)) { | |
2132 | Print(L"Error installing security policy: %r ", err); | |
2133 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
2134 | return err; | |
2135 | } | |
2136 | } | |
0fa2cac4 KS |
2137 | |
2138 | /* the filesystem path to this image, to prevent adding ourselves to the menu */ | |
2139 | loaded_image_path = DevicePathToStr(loaded_image->FilePath); | |
2140 | efivar_set(L"LoaderImageIdentifier", loaded_image_path, FALSE); | |
2141 | ||
540536ff | 2142 | config_load_defaults(&config, root_dir); |
0fa2cac4 | 2143 | |
540536ff | 2144 | /* scan /EFI/Linux/ directory */ |
0fa2cac4 | 2145 | config_entry_add_linux(&config, loaded_image, root_dir); |
540536ff KS |
2146 | |
2147 | /* scan /loader/entries/\*.conf files */ | |
2148 | config_load_entries(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path); | |
2149 | ||
2150 | /* sort entries after version number */ | |
2151 | config_sort_entries(&config); | |
2152 | ||
2153 | /* if we find some well-known loaders, add them to the end of the list */ | |
4c8c9f9f | 2154 | config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, NULL, |
0fa2cac4 | 2155 | L"auto-windows", 'w', L"Windows Boot Manager", L"\\EFI\\Microsoft\\Boot\\bootmgfw.efi"); |
4c8c9f9f | 2156 | config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, NULL, |
0fa2cac4 KS |
2157 | L"auto-efi-shell", 's', L"EFI Shell", L"\\shell" EFI_MACHINE_TYPE_NAME ".efi"); |
2158 | config_entry_add_loader_auto(&config, loaded_image->DeviceHandle, root_dir, loaded_image_path, | |
2159 | L"auto-efi-default", '\0', L"EFI Default Loader", L"\\EFI\\Boot\\boot" EFI_MACHINE_TYPE_NAME ".efi"); | |
2160 | config_entry_add_osx(&config); | |
0fa2cac4 | 2161 | |
c1d4e298 | 2162 | if (config.auto_firmware && efivar_get_raw(&global_guid, L"OsIndicationsSupported", &b, &size) == EFI_SUCCESS) { |
0fa2cac4 KS |
2163 | UINT64 osind = (UINT64)*b; |
2164 | ||
2165 | if (osind & EFI_OS_INDICATIONS_BOOT_TO_FW_UI) | |
b58c7351 | 2166 | config_entry_add_call(&config, L"auto-reboot-to-firmware-setup", L"Reboot Into Firmware Interface", reboot_into_firmware); |
0fa2cac4 KS |
2167 | FreePool(b); |
2168 | } | |
2169 | ||
2170 | if (config.entry_count == 0) { | |
2171 | Print(L"No loader found. Configuration files in \\loader\\entries\\*.conf are needed."); | |
2172 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); | |
2173 | goto out; | |
2174 | } | |
2175 | ||
0e2bc732 LP |
2176 | config_write_entries_to_variable(&config); |
2177 | ||
0fa2cac4 KS |
2178 | config_title_generate(&config); |
2179 | ||
13e785f7 | 2180 | /* select entry by configured pattern or EFI LoaderDefaultEntry= variable */ |
0fa2cac4 KS |
2181 | config_default_entry_select(&config); |
2182 | ||
2183 | /* if no configured entry to select from was found, enable the menu */ | |
2184 | if (config.idx_default == -1) { | |
2185 | config.idx_default = 0; | |
2186 | if (config.timeout_sec == 0) | |
2187 | config.timeout_sec = 10; | |
2188 | } | |
2189 | ||
2190 | /* select entry or show menu when key is pressed or timeout is set */ | |
fe2579dd LP |
2191 | if (config.force_menu || config.timeout_sec > 0) |
2192 | menu = TRUE; | |
2193 | else { | |
0fa2cac4 KS |
2194 | UINT64 key; |
2195 | ||
2196 | err = console_key_read(&key, FALSE); | |
2197 | if (!EFI_ERROR(err)) { | |
2198 | INT16 idx; | |
2199 | ||
2200 | /* find matching key in config entries */ | |
2201 | idx = entry_lookup_key(&config, config.idx_default, KEYCHAR(key)); | |
2202 | if (idx >= 0) | |
2203 | config.idx_default = idx; | |
2204 | else | |
2205 | menu = TRUE; | |
2206 | } | |
fe2579dd | 2207 | } |
0fa2cac4 KS |
2208 | |
2209 | for (;;) { | |
2210 | ConfigEntry *entry; | |
2211 | ||
2212 | entry = config.entries[config.idx_default]; | |
2213 | if (menu) { | |
2214 | efivar_set_time_usec(L"LoaderTimeMenuUSec", 0); | |
2215 | uefi_call_wrapper(BS->SetWatchdogTimer, 4, 0, 0x10000, 0, NULL); | |
7361099e | 2216 | if (!menu_run(&config, &entry, loaded_image_path)) |
0fa2cac4 | 2217 | break; |
996daf2f | 2218 | } |
0fa2cac4 | 2219 | |
996daf2f LP |
2220 | /* run special entry like "reboot" */ |
2221 | if (entry->call) { | |
2222 | entry->call(); | |
2223 | continue; | |
0fa2cac4 KS |
2224 | } |
2225 | ||
f538cc65 LP |
2226 | config_entry_bump_counters(entry, root_dir); |
2227 | ||
0fa2cac4 | 2228 | /* export the selected boot entry to the system */ |
081cc95f | 2229 | efivar_set(L"LoaderEntrySelected", entry->id, FALSE); |
0fa2cac4 KS |
2230 | |
2231 | uefi_call_wrapper(BS->SetWatchdogTimer, 4, 5 * 60, 0x10000, 0, NULL); | |
2232 | err = image_start(image, &config, entry); | |
20b1538d | 2233 | if (EFI_ERROR(err)) { |
37fa3690 | 2234 | graphics_mode(FALSE); |
20b1538d | 2235 | Print(L"\nFailed to execute %s (%s): %r\n", entry->title, entry->loader, err); |
0fa2cac4 KS |
2236 | uefi_call_wrapper(BS->Stall, 1, 3 * 1000 * 1000); |
2237 | goto out; | |
2238 | } | |
2239 | ||
2240 | menu = TRUE; | |
2241 | config.timeout_sec = 0; | |
2242 | } | |
2243 | err = EFI_SUCCESS; | |
2244 | out: | |
2245 | FreePool(loaded_image_path); | |
2246 | config_free(&config); | |
2247 | uefi_call_wrapper(root_dir->Close, 1, root_dir); | |
2248 | uefi_call_wrapper(BS->CloseProtocol, 4, image, &LoadedImageProtocol, image, NULL); | |
2249 | return err; | |
2250 | } |