6e522441 |
1 | /* |
2 | * PuTTY key generation front end. |
3 | */ |
4 | |
5 | #include <windows.h> |
6 | #include <commctrl.h> |
7 | #include <time.h> |
8 | #ifndef NO_SECURITY |
9 | #include <aclapi.h> |
10 | #endif |
11 | #include <stdio.h> |
12 | |
13 | #define PUTTY_DO_GLOBALS |
14 | |
15 | #include "putty.h" |
16 | #include "ssh.h" |
17 | #include "winstuff.h" |
18 | |
19 | #define WM_DONEKEY (WM_XUSER + 1) |
20 | |
21 | #define KEYSIZE 1024 |
22 | |
23 | /* |
24 | * TODO: |
6e522441 |
25 | * - test the generated keys for actual working-RSA-key-hood |
26 | * - variable key size |
27 | */ |
28 | |
29 | /* ---------------------------------------------------------------------- |
30 | * Progress report code. This is really horrible :-) |
31 | */ |
32 | #define PHASE1TOTAL 0x10000 |
33 | #define PHASE2TOTAL 0x10000 |
34 | #define PHASE3TOTAL 0x04000 |
35 | #define PHASE1START 0 |
36 | #define PHASE2START (PHASE1TOTAL) |
37 | #define PHASE3START (PHASE1TOTAL + PHASE2TOTAL) |
38 | #define TOTALTOTAL (PHASE1TOTAL + PHASE2TOTAL + PHASE3TOTAL) |
39 | #define PROGRESSBIGRANGE 65535 |
40 | #define DIVISOR ((TOTALTOTAL + PROGRESSBIGRANGE - 1) / PROGRESSBIGRANGE) |
41 | #define PROGRESSRANGE (TOTALTOTAL / DIVISOR) |
42 | struct progress { |
43 | unsigned phase1param, phase1current, phase1n; |
44 | unsigned phase2param, phase2current, phase2n; |
45 | unsigned phase3mult; |
46 | HWND progbar; |
47 | }; |
48 | |
49 | static void progress_update(void *param, int phase, int iprogress) { |
50 | struct progress *p = (struct progress *)param; |
51 | unsigned progress = iprogress; |
52 | int position; |
53 | |
54 | switch (phase) { |
55 | case -1: |
56 | p->phase1param = 0x10000 + progress; |
57 | p->phase1current = 0x10000; p->phase1n = 0; |
58 | return; |
59 | case -2: |
60 | p->phase2param = 0x10000 + progress; |
61 | p->phase2current = 0x10000; p->phase2n = 0; |
62 | return; |
63 | case -3: |
64 | p->phase3mult = PHASE3TOTAL / progress; |
65 | return; |
66 | case 1: |
67 | while (p->phase1n < progress) { |
68 | p->phase1n++; |
69 | p->phase1current *= p->phase1param; |
70 | p->phase1current /= 0x10000; |
71 | } |
72 | position = PHASE1START + 0x10000 - p->phase1current; |
73 | break; |
74 | case 2: |
75 | while (p->phase2n < progress) { |
76 | p->phase2n++; |
77 | p->phase2current *= p->phase2param; |
78 | p->phase2current /= 0x10000; |
79 | } |
80 | position = PHASE2START + 0x10000 - p->phase2current; |
81 | break; |
82 | case 3: |
83 | position = PHASE3START + progress * p->phase3mult; |
84 | break; |
85 | } |
86 | |
87 | SendMessage(p->progbar, PBM_SETPOS, position / DIVISOR, 0); |
88 | } |
89 | |
90 | extern char ver[]; |
91 | |
92 | #define PASSPHRASE_MAXLEN 512 |
93 | |
94 | struct PassphraseProcStruct { |
95 | char *passphrase; |
96 | char *comment; |
97 | }; |
98 | |
99 | /* |
100 | * Dialog-box function for the passphrase box. |
101 | */ |
102 | static int CALLBACK PassphraseProc(HWND hwnd, UINT msg, |
103 | WPARAM wParam, LPARAM lParam) { |
104 | static char *passphrase; |
105 | struct PassphraseProcStruct *p; |
106 | |
107 | switch (msg) { |
108 | case WM_INITDIALOG: |
109 | SetForegroundWindow(hwnd); |
110 | SetWindowPos (hwnd, HWND_TOP, 0, 0, 0, 0, |
111 | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW); |
112 | p = (struct PassphraseProcStruct *)lParam; |
113 | passphrase = p->passphrase; |
114 | if (p->comment) |
115 | SetDlgItemText(hwnd, 101, p->comment); |
116 | *passphrase = 0; |
117 | return 0; |
118 | case WM_COMMAND: |
119 | switch (LOWORD(wParam)) { |
120 | case IDOK: |
121 | if (*passphrase) |
122 | EndDialog (hwnd, 1); |
123 | else |
124 | MessageBeep (0); |
125 | return 0; |
126 | case IDCANCEL: |
127 | EndDialog (hwnd, 0); |
128 | return 0; |
129 | case 102: /* edit box */ |
130 | if (HIWORD(wParam) == EN_CHANGE) { |
131 | GetDlgItemText (hwnd, 102, passphrase, PASSPHRASE_MAXLEN-1); |
132 | passphrase[PASSPHRASE_MAXLEN-1] = '\0'; |
133 | } |
134 | return 0; |
135 | } |
136 | return 0; |
137 | case WM_CLOSE: |
138 | EndDialog (hwnd, 0); |
139 | return 0; |
140 | } |
141 | return 0; |
142 | } |
143 | |
144 | /* |
145 | * Prompt for a key file. Assumes the filename buffer is of size |
146 | * FILENAME_MAX. |
147 | */ |
148 | static int prompt_keyfile(HWND hwnd, char *dlgtitle, |
149 | char *filename, int save) { |
150 | OPENFILENAME of; |
151 | memset(&of, 0, sizeof(of)); |
152 | #ifdef OPENFILENAME_SIZE_VERSION_400 |
153 | of.lStructSize = OPENFILENAME_SIZE_VERSION_400; |
154 | #else |
155 | of.lStructSize = sizeof(of); |
156 | #endif |
157 | of.hwndOwner = hwnd; |
158 | of.lpstrFilter = "All Files\0*\0\0\0"; |
159 | of.lpstrCustomFilter = NULL; |
160 | of.nFilterIndex = 1; |
161 | of.lpstrFile = filename; *filename = '\0'; |
162 | of.nMaxFile = FILENAME_MAX; |
163 | of.lpstrFileTitle = NULL; |
164 | of.lpstrInitialDir = NULL; |
165 | of.lpstrTitle = dlgtitle; |
166 | of.Flags = 0; |
167 | if (save) |
168 | return GetSaveFileName(&of); |
169 | else |
170 | return GetOpenFileName(&of); |
171 | } |
172 | |
173 | /* |
174 | * This function is needed to link with the DES code. We need not |
175 | * have it do anything at all. |
176 | */ |
177 | void logevent(char *msg) { |
178 | } |
179 | |
180 | /* |
181 | * Dialog-box function for the Licence box. |
182 | */ |
183 | static int CALLBACK LicenceProc (HWND hwnd, UINT msg, |
184 | WPARAM wParam, LPARAM lParam) { |
185 | switch (msg) { |
186 | case WM_INITDIALOG: |
187 | return 1; |
188 | case WM_COMMAND: |
189 | switch (LOWORD(wParam)) { |
190 | case IDOK: |
191 | EndDialog(hwnd, 1); |
192 | return 0; |
193 | } |
194 | return 0; |
195 | case WM_CLOSE: |
196 | EndDialog(hwnd, 1); |
197 | return 0; |
198 | } |
199 | return 0; |
200 | } |
201 | |
202 | /* |
203 | * Dialog-box function for the About box. |
204 | */ |
205 | static int CALLBACK AboutProc (HWND hwnd, UINT msg, |
206 | WPARAM wParam, LPARAM lParam) { |
207 | switch (msg) { |
208 | case WM_INITDIALOG: |
209 | SetDlgItemText (hwnd, 100, ver); |
210 | return 1; |
211 | case WM_COMMAND: |
212 | switch (LOWORD(wParam)) { |
213 | case IDOK: |
214 | EndDialog(hwnd, 1); |
215 | return 0; |
216 | case 101: |
217 | EnableWindow(hwnd, 0); |
218 | DialogBox (hinst, MAKEINTRESOURCE(214), NULL, LicenceProc); |
219 | EnableWindow(hwnd, 1); |
220 | SetActiveWindow(hwnd); |
221 | return 0; |
222 | } |
223 | return 0; |
224 | case WM_CLOSE: |
225 | EndDialog(hwnd, 1); |
226 | return 0; |
227 | } |
228 | return 0; |
229 | } |
230 | |
231 | /* |
232 | * Thread to generate a key. |
233 | */ |
234 | struct rsa_key_thread_params { |
235 | HWND progressbar; /* notify this with progress */ |
236 | HWND dialog; /* notify this on completion */ |
237 | struct RSAKey *key; |
238 | struct RSAAux *aux; |
239 | }; |
240 | static DWORD WINAPI generate_rsa_key_thread(void *param) { |
241 | struct rsa_key_thread_params *params = |
242 | (struct rsa_key_thread_params *)param; |
243 | struct progress prog; |
244 | prog.progbar = params->progressbar; |
245 | |
246 | rsa_generate(params->key, params->aux, KEYSIZE, progress_update, &prog); |
247 | |
248 | PostMessage(params->dialog, WM_DONEKEY, 0, 0); |
249 | |
250 | free(params); |
251 | return 0; |
252 | } |
253 | |
254 | struct MainDlgState { |
255 | int collecting_entropy; |
256 | int generation_thread_exists; |
257 | int key_exists; |
258 | int entropy_got, entropy_required, entropy_size; |
259 | unsigned *entropy; |
260 | struct RSAKey key; |
261 | struct RSAAux aux; |
262 | }; |
263 | |
264 | static void hidemany(HWND hwnd, const int *ids, int hideit) { |
265 | while (*ids) { |
266 | ShowWindow(GetDlgItem(hwnd, *ids++), (hideit ? SW_HIDE : SW_SHOW)); |
267 | } |
268 | } |
269 | |
270 | static void setupbigedit(HWND hwnd, int id, struct RSAKey *key) { |
271 | char *buffer; |
272 | char *dec1, *dec2; |
273 | |
274 | dec1 = bignum_decimal(key->exponent); |
275 | dec2 = bignum_decimal(key->modulus); |
276 | buffer = malloc(strlen(dec1)+strlen(dec2)+ |
277 | strlen(key->comment)+30); |
278 | sprintf(buffer, "%d %s %s %s", |
279 | ssh1_bignum_bitcount(key->modulus), |
280 | dec1, dec2, key->comment); |
281 | SetDlgItemText(hwnd, id, buffer); |
282 | free(dec1); |
283 | free(dec2); |
284 | free(buffer); |
285 | } |
286 | |
287 | /* |
288 | * Dialog-box function for the main PuTTYgen dialog box. |
289 | */ |
290 | static int CALLBACK MainDlgProc (HWND hwnd, UINT msg, |
291 | WPARAM wParam, LPARAM lParam) { |
292 | enum { |
293 | controlidstart = 100, |
294 | IDC_TITLE, |
295 | IDC_BOX_KEY, IDC_BOXT_KEY, |
296 | IDC_NOKEY, |
297 | IDC_GENERATING, |
298 | IDC_PROGRESS, |
299 | IDC_PKSTATIC, IDC_KEYDISPLAY, |
300 | IDC_FPSTATIC, IDC_FINGERPRINT, |
301 | IDC_COMMENTSTATIC, IDC_COMMENTEDIT, |
a5470c60 |
302 | IDC_PASSPHRASE1STATIC, IDC_PASSPHRASE1EDIT, |
303 | IDC_PASSPHRASE2STATIC, IDC_PASSPHRASE2EDIT, |
6e522441 |
304 | IDC_BOX_ACTIONS, IDC_BOXT_ACTIONS, |
305 | IDC_GENSTATIC, IDC_GENERATE, |
306 | IDC_LOADSTATIC, IDC_LOAD, |
307 | IDC_SAVESTATIC, IDC_SAVE, |
308 | IDC_ABOUT, |
309 | }; |
310 | static const int nokey_ids[] = { IDC_NOKEY, 0 }; |
311 | static const int generating_ids[] = { IDC_GENERATING, IDC_PROGRESS, 0 }; |
312 | static const int gotkey_ids[] = { |
313 | IDC_PKSTATIC, IDC_KEYDISPLAY, |
314 | IDC_FPSTATIC, IDC_FINGERPRINT, |
315 | IDC_COMMENTSTATIC, IDC_COMMENTEDIT, |
a5470c60 |
316 | IDC_PASSPHRASE1STATIC, IDC_PASSPHRASE1EDIT, |
317 | IDC_PASSPHRASE2STATIC, IDC_PASSPHRASE2EDIT, 0 }; |
6e522441 |
318 | static const char generating_msg[] = |
319 | "Please wait while a key is generated..."; |
320 | static const char entropy_msg[] = |
321 | "Please move the mouse in this window to generate randomness"; |
322 | struct MainDlgState *state; |
323 | |
324 | switch (msg) { |
325 | case WM_INITDIALOG: |
326 | state = malloc(sizeof(*state)); |
327 | state->generation_thread_exists = FALSE; |
328 | state->key_exists = FALSE; |
329 | SetWindowLong(hwnd, GWL_USERDATA, (LONG)state); |
330 | { |
331 | struct ctlpos cp, cp2; |
332 | |
a5470c60 |
333 | /* Accelerators used: acglops */ |
334 | |
6e522441 |
335 | ctlposinit(&cp, hwnd, 10, 10, 10); |
336 | bartitle(&cp, "Public and private key generation for PuTTY", |
337 | IDC_TITLE); |
338 | beginbox(&cp, "Key", |
339 | IDC_BOX_KEY, IDC_BOXT_KEY); |
340 | cp2 = cp; |
341 | statictext(&cp2, "No key.", IDC_NOKEY); |
342 | cp2 = cp; |
343 | statictext(&cp2, "", |
344 | IDC_GENERATING); |
345 | progressbar(&cp2, IDC_PROGRESS); |
346 | bigeditctrl(&cp, |
347 | "&Public key for pasting into authorized_keys file:", |
348 | IDC_PKSTATIC, IDC_KEYDISPLAY, 7); |
349 | SendDlgItemMessage(hwnd, IDC_KEYDISPLAY, EM_SETREADONLY, 1, 0); |
350 | staticedit(&cp, "Key fingerprint:", IDC_FPSTATIC, |
351 | IDC_FINGERPRINT, 70); |
352 | SendDlgItemMessage(hwnd, IDC_FINGERPRINT, EM_SETREADONLY, 1, 0); |
353 | staticedit(&cp, "Key &comment:", IDC_COMMENTSTATIC, |
354 | IDC_COMMENTEDIT, 70); |
a5470c60 |
355 | staticpassedit(&cp, "Key p&assphrase:", IDC_PASSPHRASE1STATIC, |
356 | IDC_PASSPHRASE1EDIT, 70); |
357 | staticpassedit(&cp, "C&onfirm passphrase:", IDC_PASSPHRASE2STATIC, |
358 | IDC_PASSPHRASE2EDIT, 70); |
6e522441 |
359 | endbox(&cp); |
360 | beginbox(&cp, "Actions", |
361 | IDC_BOX_ACTIONS, IDC_BOXT_ACTIONS); |
362 | staticbtn(&cp, "Generate a public/private key pair", |
363 | IDC_GENSTATIC, "&Generate", IDC_GENERATE); |
364 | staticbtn(&cp, "Load an existing private key file", |
365 | IDC_LOADSTATIC, "&Load", IDC_LOAD); |
366 | staticbtn(&cp, "Save the generated key to a new file", |
367 | IDC_SAVESTATIC, "&Save", IDC_SAVE); |
368 | endbox(&cp); |
369 | } |
370 | /* |
371 | * Initially, hide the progress bar and the key display, |
372 | * and show the no-key display. Also disable the Save |
373 | * button, because with no key we obviously can't save |
374 | * anything. |
375 | */ |
376 | hidemany(hwnd, nokey_ids, FALSE); |
377 | hidemany(hwnd, generating_ids, TRUE); |
378 | hidemany(hwnd, gotkey_ids, TRUE); |
379 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 0); |
380 | |
381 | return 1; |
382 | case WM_MOUSEMOVE: |
383 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
384 | if (state->collecting_entropy) { |
385 | state->entropy[state->entropy_got++] = lParam; |
386 | state->entropy[state->entropy_got++] = GetMessageTime(); |
387 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, |
388 | state->entropy_got, 0); |
389 | if (state->entropy_got >= state->entropy_required) { |
390 | struct rsa_key_thread_params *params; |
391 | DWORD threadid; |
392 | |
393 | /* |
394 | * Seed the entropy pool |
395 | */ |
396 | random_add_heavynoise(state->entropy, state->entropy_size); |
397 | memset(state->entropy, 0, state->entropy_size); |
398 | free(state->entropy); |
399 | |
400 | SetDlgItemText(hwnd, IDC_GENERATING, generating_msg); |
401 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETRANGE, 0, |
402 | MAKELPARAM(0, PROGRESSRANGE)); |
403 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, 0, 0); |
404 | |
405 | params = malloc(sizeof(*params)); |
406 | params->progressbar = GetDlgItem(hwnd, IDC_PROGRESS); |
407 | params->dialog = hwnd; |
408 | params->key = &state->key; |
409 | params->aux = &state->aux; |
410 | |
411 | if (!CreateThread(NULL, 0, generate_rsa_key_thread, |
412 | params, 0, &threadid)) { |
413 | MessageBox(hwnd, "Out of thread resources", |
414 | "Key generation error", |
415 | MB_OK | MB_ICONERROR); |
416 | free(params); |
417 | } else { |
418 | state->generation_thread_exists = TRUE; |
419 | state->collecting_entropy = FALSE; |
420 | } |
421 | } |
422 | } |
423 | break; |
424 | case WM_COMMAND: |
425 | switch (LOWORD(wParam)) { |
426 | case IDC_COMMENTEDIT: |
427 | if (HIWORD(wParam) == EN_CHANGE) { |
428 | state = (struct MainDlgState *) |
429 | GetWindowLong(hwnd, GWL_USERDATA); |
430 | if (state->key_exists) { |
431 | HWND editctl = GetDlgItem(hwnd, IDC_COMMENTEDIT); |
432 | int len = GetWindowTextLength(editctl); |
433 | if (state->key.comment) |
434 | free(state->key.comment); |
435 | state->key.comment = malloc(len+1); |
436 | GetWindowText(editctl, state->key.comment, len+1); |
437 | } |
438 | } |
439 | break; |
440 | case IDC_ABOUT: |
441 | EnableWindow(hwnd, 0); |
442 | DialogBox (hinst, MAKEINTRESOURCE(213), NULL, AboutProc); |
443 | EnableWindow(hwnd, 1); |
444 | SetActiveWindow(hwnd); |
445 | return 0; |
446 | case IDC_GENERATE: |
447 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
448 | if (!state->generation_thread_exists) { |
449 | hidemany(hwnd, nokey_ids, TRUE); |
450 | hidemany(hwnd, generating_ids, FALSE); |
451 | hidemany(hwnd, gotkey_ids, TRUE); |
452 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 0); |
453 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 0); |
454 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 0); |
455 | state->key_exists = FALSE; |
456 | SetDlgItemText(hwnd, IDC_GENERATING, entropy_msg); |
457 | state->collecting_entropy = TRUE; |
458 | |
459 | /* |
460 | * My brief statistical tests on mouse movements |
461 | * suggest that there are about 5 bits of |
462 | * randomness in the x position, 5 in the y |
463 | * position, and 1.7 in the message time, making |
464 | * 11.7 bits of unpredictability per mouse |
465 | * movement. However, other people have told me |
466 | * it's far less than that, so I'm going to be |
467 | * stupidly cautious and knock that down to a nice |
468 | * round 4. |
469 | */ |
470 | state->entropy_required = (KEYSIZE / 4) * 2; |
471 | state->entropy_got = 0; |
472 | state->entropy_size = (state->entropy_required * |
473 | sizeof(*state->entropy)); |
474 | state->entropy = malloc(state->entropy_size); |
475 | |
476 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETRANGE, 0, |
477 | MAKELPARAM(0, state->entropy_required)); |
478 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, 0, 0); |
479 | } |
480 | break; |
481 | case IDC_SAVE: |
482 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
483 | if (state->key_exists) { |
484 | char filename[FILENAME_MAX]; |
485 | char passphrase[PASSPHRASE_MAXLEN]; |
a5470c60 |
486 | char passphrase2[PASSPHRASE_MAXLEN]; |
487 | GetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, |
488 | passphrase, sizeof(passphrase)); |
489 | GetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, |
490 | passphrase2, sizeof(passphrase2)); |
491 | if (strcmp(passphrase, passphrase2)) { |
492 | MessageBox(hwnd, |
493 | "The two passphrases given do not match.", |
494 | "PuTTYgen Error", |
495 | MB_OK | MB_ICONERROR); |
496 | break; |
497 | } |
6e522441 |
498 | if (!*passphrase) { |
499 | int ret; |
500 | ret = MessageBox(hwnd, |
501 | "Are you sure you want to save this key\n" |
502 | "without a passphrase to protect it?", |
503 | "PuTTYgen Warning", |
504 | MB_YESNO | MB_ICONWARNING); |
505 | if (ret != IDYES) |
506 | break; |
507 | } |
508 | if (prompt_keyfile(hwnd, "Save private key as:", |
509 | filename, 1)) { |
bdea0743 |
510 | int ret; |
18790478 |
511 | FILE *fp = fopen(filename, "r"); |
512 | if (fp) { |
18790478 |
513 | char buffer[FILENAME_MAX+80]; |
514 | fclose(fp); |
515 | sprintf(buffer, "Overwrite existing file\n%.*s?", |
516 | FILENAME_MAX, filename); |
517 | ret = MessageBox(hwnd, buffer, "PuTTYgen Warning", |
518 | MB_YESNO | MB_ICONWARNING); |
519 | if (ret != IDYES) |
520 | break; |
521 | } |
bdea0743 |
522 | ret = saversakey(filename, &state->key, &state->aux, |
523 | *passphrase ? passphrase : NULL); |
524 | if (ret <= 0) { |
525 | MessageBox(hwnd, "Unable to save key file", |
526 | "PuTTYgen Error", |
527 | MB_OK | MB_ICONERROR); |
528 | } |
6e522441 |
529 | } |
530 | } |
531 | break; |
532 | case IDC_LOAD: |
533 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
534 | if (!state->generation_thread_exists) { |
535 | char filename[FILENAME_MAX]; |
536 | if (prompt_keyfile(hwnd, "Load private key:", |
537 | filename, 0)) { |
538 | char passphrase[PASSPHRASE_MAXLEN]; |
539 | int needs_pass; |
540 | int ret; |
541 | char *comment; |
542 | struct PassphraseProcStruct pps; |
543 | struct RSAKey newkey; |
544 | struct RSAAux newaux; |
545 | |
546 | needs_pass = rsakey_encrypted(filename, &comment); |
547 | pps.passphrase = passphrase; |
548 | pps.comment = comment; |
549 | do { |
550 | if (needs_pass) { |
551 | int dlgret; |
552 | dlgret = DialogBoxParam(hinst, |
553 | MAKEINTRESOURCE(210), |
554 | NULL, PassphraseProc, |
555 | (LPARAM)&pps); |
556 | if (!dlgret) { |
557 | ret = -2; |
558 | break; |
559 | } |
560 | } else |
561 | *passphrase = '\0'; |
562 | ret = loadrsakey(filename, &newkey, &newaux, |
563 | passphrase); |
564 | } while (ret == -1); |
565 | if (comment) free(comment); |
566 | if (ret == 0) { |
567 | MessageBox(NULL, "Couldn't load private key.", |
568 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
569 | } else if (ret == 1) { |
570 | state->key = newkey; |
571 | state->aux = newaux; |
572 | |
573 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 1); |
574 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 1); |
575 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 1); |
576 | /* |
577 | * Now update the key controls with all the |
578 | * key data. |
579 | */ |
580 | { |
581 | char buf[128]; |
a5470c60 |
582 | SetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, |
583 | passphrase); |
584 | SetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, |
6e522441 |
585 | passphrase); |
586 | SetDlgItemText(hwnd, IDC_COMMENTEDIT, |
587 | state->key.comment); |
588 | /* |
589 | * Set the key fingerprint. |
590 | */ |
591 | { |
592 | char *savecomment = state->key.comment; |
593 | state->key.comment = NULL; |
594 | rsa_fingerprint(buf, sizeof(buf), &state->key); |
595 | state->key.comment = savecomment; |
596 | } |
597 | SetDlgItemText(hwnd, IDC_FINGERPRINT, buf); |
598 | /* |
599 | * Construct a decimal representation |
600 | * of the key, for pasting into |
601 | * .ssh/authorized_keys on a Unix box. |
602 | */ |
603 | setupbigedit(hwnd, IDC_KEYDISPLAY, &state->key); |
604 | } |
605 | /* |
606 | * Finally, hide the progress bar and show |
607 | * the key data. |
608 | */ |
609 | hidemany(hwnd, nokey_ids, TRUE); |
610 | hidemany(hwnd, generating_ids, TRUE); |
611 | hidemany(hwnd, gotkey_ids, FALSE); |
612 | state->key_exists = TRUE; |
613 | } |
614 | } |
615 | } |
616 | break; |
617 | } |
618 | return 0; |
619 | case WM_DONEKEY: |
620 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
621 | state->generation_thread_exists = FALSE; |
622 | state->key_exists = TRUE; |
623 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, PROGRESSRANGE, 0); |
624 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 1); |
625 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 1); |
626 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 1); |
627 | /* |
628 | * Invent a comment for the key. We'll do this by including |
629 | * the date in it. This will be so horrifyingly ugly that |
630 | * the user will immediately want to change it, which is |
631 | * what we want :-) |
632 | */ |
633 | state->key.comment = malloc(30); |
634 | { |
635 | time_t t; |
636 | struct tm *tm; |
637 | time(&t); |
638 | tm = localtime(&t); |
639 | strftime(state->key.comment, 30, "rsa-key-%Y%m%d", tm); |
640 | } |
641 | |
642 | /* |
643 | * Now update the key controls with all the key data. |
644 | */ |
645 | { |
646 | char buf[128]; |
647 | /* |
648 | * Blank passphrase, initially. This isn't dangerous, |
649 | * because we will warn (Are You Sure?) before allowing |
650 | * the user to save an unprotected private key. |
651 | */ |
a5470c60 |
652 | SetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, ""); |
653 | SetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, ""); |
6e522441 |
654 | /* |
655 | * Set the comment. |
656 | */ |
657 | SetDlgItemText(hwnd, IDC_COMMENTEDIT, state->key.comment); |
658 | /* |
659 | * Set the key fingerprint. |
660 | */ |
661 | { |
662 | char *savecomment = state->key.comment; |
663 | state->key.comment = NULL; |
664 | rsa_fingerprint(buf, sizeof(buf), &state->key); |
665 | state->key.comment = savecomment; |
666 | } |
667 | SetDlgItemText(hwnd, IDC_FINGERPRINT, buf); |
668 | /* |
669 | * Construct a decimal representation of the key, for |
670 | * pasting into .ssh/authorized_keys on a Unix box. |
671 | */ |
672 | setupbigedit(hwnd, IDC_KEYDISPLAY, &state->key); |
673 | } |
674 | /* |
675 | * Finally, hide the progress bar and show the key data. |
676 | */ |
677 | hidemany(hwnd, nokey_ids, TRUE); |
678 | hidemany(hwnd, generating_ids, TRUE); |
679 | hidemany(hwnd, gotkey_ids, FALSE); |
680 | break; |
681 | case WM_CLOSE: |
682 | state = (struct MainDlgState *)GetWindowLong(hwnd, GWL_USERDATA); |
683 | free(state); |
684 | EndDialog(hwnd, 1); |
685 | return 0; |
686 | } |
687 | return 0; |
688 | } |
689 | |
690 | int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) { |
8b8cf871 |
691 | InitCommonControls(); |
6e522441 |
692 | hinst = inst; |
693 | random_init(); |
694 | return DialogBox(hinst, MAKEINTRESOURCE(201), NULL, MainDlgProc) != IDOK; |
695 | } |