6e522441 |
1 | /* |
2 | * PuTTY key generation front end. |
3 | */ |
4 | |
5 | #include <windows.h> |
6 | #include <commctrl.h> |
7 | #include <time.h> |
6e522441 |
8 | #include <stdio.h> |
49bad831 |
9 | #include <stdlib.h> |
6e522441 |
10 | |
11 | #define PUTTY_DO_GLOBALS |
12 | |
13 | #include "putty.h" |
14 | #include "ssh.h" |
15 | #include "winstuff.h" |
16 | |
17 | #define WM_DONEKEY (WM_XUSER + 1) |
18 | |
0c2986d0 |
19 | #define DEFAULT_KEYSIZE 1024 |
6e522441 |
20 | |
0906628e |
21 | static int requested_help; |
22 | |
6e522441 |
23 | /* ---------------------------------------------------------------------- |
24 | * Progress report code. This is really horrible :-) |
25 | */ |
5c72ca61 |
26 | #define PROGRESSRANGE 65535 |
27 | #define MAXPHASE 5 |
6e522441 |
28 | struct progress { |
5c72ca61 |
29 | int nphases; |
30 | struct { |
31 | int exponential; |
32 | unsigned startpoint, total; |
33 | unsigned param, current, n; /* if exponential */ |
34 | unsigned mult; /* if linear */ |
35 | } phases[MAXPHASE]; |
36 | unsigned total, divisor, range; |
6e522441 |
37 | HWND progbar; |
38 | }; |
39 | |
5c72ca61 |
40 | static void progress_update(void *param, int action, int phase, int iprogress) |
32874aea |
41 | { |
42 | struct progress *p = (struct progress *) param; |
6e522441 |
43 | unsigned progress = iprogress; |
44 | int position; |
45 | |
5c72ca61 |
46 | if (action < PROGFN_READY && p->nphases < phase) |
47 | p->nphases = phase; |
48 | switch (action) { |
7c7f6893 |
49 | case PROGFN_INITIALISE: |
50 | p->nphases = 0; |
51 | break; |
5c72ca61 |
52 | case PROGFN_LIN_PHASE: |
53 | p->phases[phase-1].exponential = 0; |
54 | p->phases[phase-1].mult = p->phases[phase].total / progress; |
55 | break; |
56 | case PROGFN_EXP_PHASE: |
57 | p->phases[phase-1].exponential = 1; |
58 | p->phases[phase-1].param = 0x10000 + progress; |
59 | p->phases[phase-1].current = p->phases[phase-1].total; |
60 | p->phases[phase-1].n = 0; |
32874aea |
61 | break; |
5c72ca61 |
62 | case PROGFN_PHASE_EXTENT: |
63 | p->phases[phase-1].total = progress; |
64 | break; |
65 | case PROGFN_READY: |
66 | { |
67 | unsigned total = 0; |
68 | int i; |
69 | for (i = 0; i < p->nphases; i++) { |
70 | p->phases[i].startpoint = total; |
71 | total += p->phases[i].total; |
72 | } |
73 | p->total = total; |
74 | p->divisor = ((p->total + PROGRESSRANGE - 1) / PROGRESSRANGE); |
75 | p->range = p->total / p->divisor; |
76 | SendMessage(p->progbar, PBM_SETRANGE, 0, MAKELPARAM(0, p->range)); |
32874aea |
77 | } |
32874aea |
78 | break; |
5c72ca61 |
79 | case PROGFN_PROGRESS: |
80 | if (p->phases[phase-1].exponential) { |
81 | while (p->phases[phase-1].n < progress) { |
82 | p->phases[phase-1].n++; |
83 | p->phases[phase-1].current *= p->phases[phase-1].param; |
84 | p->phases[phase-1].current /= 0x10000; |
85 | } |
86 | position = (p->phases[phase-1].startpoint + |
87 | p->phases[phase-1].total - p->phases[phase-1].current); |
88 | } else { |
89 | position = (p->phases[phase-1].startpoint + |
90 | progress * p->phases[phase-1].mult); |
91 | } |
92 | SendMessage(p->progbar, PBM_SETPOS, position / p->divisor, 0); |
32874aea |
93 | break; |
6e522441 |
94 | } |
6e522441 |
95 | } |
96 | |
97 | extern char ver[]; |
98 | |
99 | #define PASSPHRASE_MAXLEN 512 |
100 | |
101 | struct PassphraseProcStruct { |
102 | char *passphrase; |
103 | char *comment; |
104 | }; |
105 | |
106 | /* |
107 | * Dialog-box function for the passphrase box. |
108 | */ |
109 | static int CALLBACK PassphraseProc(HWND hwnd, UINT msg, |
32874aea |
110 | WPARAM wParam, LPARAM lParam) |
111 | { |
8e1feb27 |
112 | static char *passphrase = NULL; |
6e522441 |
113 | struct PassphraseProcStruct *p; |
114 | |
115 | switch (msg) { |
116 | case WM_INITDIALOG: |
32874aea |
117 | SetForegroundWindow(hwnd); |
118 | SetWindowPos(hwnd, HWND_TOP, 0, 0, 0, 0, |
119 | SWP_NOMOVE | SWP_NOSIZE | SWP_SHOWWINDOW); |
65a22376 |
120 | |
121 | /* |
122 | * Centre the window. |
123 | */ |
124 | { /* centre the window */ |
125 | RECT rs, rd; |
126 | HWND hw; |
127 | |
128 | hw = GetDesktopWindow(); |
32874aea |
129 | if (GetWindowRect(hw, &rs) && GetWindowRect(hwnd, &rd)) |
130 | MoveWindow(hwnd, |
131 | (rs.right + rs.left + rd.left - rd.right) / 2, |
132 | (rs.bottom + rs.top + rd.top - rd.bottom) / 2, |
133 | rd.right - rd.left, rd.bottom - rd.top, TRUE); |
65a22376 |
134 | } |
135 | |
32874aea |
136 | p = (struct PassphraseProcStruct *) lParam; |
137 | passphrase = p->passphrase; |
138 | if (p->comment) |
139 | SetDlgItemText(hwnd, 101, p->comment); |
140 | *passphrase = 0; |
141 | SetDlgItemText(hwnd, 102, passphrase); |
142 | return 0; |
6e522441 |
143 | case WM_COMMAND: |
144 | switch (LOWORD(wParam)) { |
145 | case IDOK: |
146 | if (*passphrase) |
32874aea |
147 | EndDialog(hwnd, 1); |
6e522441 |
148 | else |
32874aea |
149 | MessageBeep(0); |
6e522441 |
150 | return 0; |
151 | case IDCANCEL: |
32874aea |
152 | EndDialog(hwnd, 0); |
6e522441 |
153 | return 0; |
32874aea |
154 | case 102: /* edit box */ |
8e1feb27 |
155 | if ((HIWORD(wParam) == EN_CHANGE) && passphrase) { |
32874aea |
156 | GetDlgItemText(hwnd, 102, passphrase, |
157 | PASSPHRASE_MAXLEN - 1); |
158 | passphrase[PASSPHRASE_MAXLEN - 1] = '\0'; |
159 | } |
160 | return 0; |
6e522441 |
161 | } |
162 | return 0; |
163 | case WM_CLOSE: |
32874aea |
164 | EndDialog(hwnd, 0); |
6e522441 |
165 | return 0; |
166 | } |
167 | return 0; |
168 | } |
169 | |
170 | /* |
171 | * Prompt for a key file. Assumes the filename buffer is of size |
172 | * FILENAME_MAX. |
173 | */ |
174 | static int prompt_keyfile(HWND hwnd, char *dlgtitle, |
32874aea |
175 | char *filename, int save) |
176 | { |
6e522441 |
177 | OPENFILENAME of; |
178 | memset(&of, 0, sizeof(of)); |
179 | #ifdef OPENFILENAME_SIZE_VERSION_400 |
180 | of.lStructSize = OPENFILENAME_SIZE_VERSION_400; |
181 | #else |
182 | of.lStructSize = sizeof(of); |
183 | #endif |
184 | of.hwndOwner = hwnd; |
185 | of.lpstrFilter = "All Files\0*\0\0\0"; |
186 | of.lpstrCustomFilter = NULL; |
187 | of.nFilterIndex = 1; |
32874aea |
188 | of.lpstrFile = filename; |
189 | *filename = '\0'; |
6e522441 |
190 | of.nMaxFile = FILENAME_MAX; |
191 | of.lpstrFileTitle = NULL; |
192 | of.lpstrInitialDir = NULL; |
193 | of.lpstrTitle = dlgtitle; |
194 | of.Flags = 0; |
195 | if (save) |
32874aea |
196 | return GetSaveFileName(&of); |
6e522441 |
197 | else |
32874aea |
198 | return GetOpenFileName(&of); |
6e522441 |
199 | } |
200 | |
201 | /* |
202 | * This function is needed to link with the DES code. We need not |
203 | * have it do anything at all. |
204 | */ |
32874aea |
205 | void logevent(char *msg) |
206 | { |
6e522441 |
207 | } |
208 | |
209 | /* |
210 | * Dialog-box function for the Licence box. |
211 | */ |
32874aea |
212 | static int CALLBACK LicenceProc(HWND hwnd, UINT msg, |
213 | WPARAM wParam, LPARAM lParam) |
214 | { |
6e522441 |
215 | switch (msg) { |
216 | case WM_INITDIALOG: |
65a22376 |
217 | /* |
218 | * Centre the window. |
219 | */ |
220 | { /* centre the window */ |
221 | RECT rs, rd; |
222 | HWND hw; |
223 | |
224 | hw = GetDesktopWindow(); |
32874aea |
225 | if (GetWindowRect(hw, &rs) && GetWindowRect(hwnd, &rd)) |
226 | MoveWindow(hwnd, |
227 | (rs.right + rs.left + rd.left - rd.right) / 2, |
228 | (rs.bottom + rs.top + rd.top - rd.bottom) / 2, |
229 | rd.right - rd.left, rd.bottom - rd.top, TRUE); |
65a22376 |
230 | } |
231 | |
6e522441 |
232 | return 1; |
233 | case WM_COMMAND: |
234 | switch (LOWORD(wParam)) { |
235 | case IDOK: |
32874aea |
236 | EndDialog(hwnd, 1); |
6e522441 |
237 | return 0; |
238 | } |
239 | return 0; |
240 | case WM_CLOSE: |
241 | EndDialog(hwnd, 1); |
242 | return 0; |
243 | } |
244 | return 0; |
245 | } |
246 | |
247 | /* |
248 | * Dialog-box function for the About box. |
249 | */ |
32874aea |
250 | static int CALLBACK AboutProc(HWND hwnd, UINT msg, |
251 | WPARAM wParam, LPARAM lParam) |
252 | { |
6e522441 |
253 | switch (msg) { |
254 | case WM_INITDIALOG: |
65a22376 |
255 | /* |
256 | * Centre the window. |
257 | */ |
258 | { /* centre the window */ |
259 | RECT rs, rd; |
260 | HWND hw; |
261 | |
262 | hw = GetDesktopWindow(); |
32874aea |
263 | if (GetWindowRect(hw, &rs) && GetWindowRect(hwnd, &rd)) |
264 | MoveWindow(hwnd, |
265 | (rs.right + rs.left + rd.left - rd.right) / 2, |
266 | (rs.bottom + rs.top + rd.top - rd.bottom) / 2, |
267 | rd.right - rd.left, rd.bottom - rd.top, TRUE); |
65a22376 |
268 | } |
269 | |
32874aea |
270 | SetDlgItemText(hwnd, 100, ver); |
6e522441 |
271 | return 1; |
272 | case WM_COMMAND: |
273 | switch (LOWORD(wParam)) { |
274 | case IDOK: |
32874aea |
275 | EndDialog(hwnd, 1); |
6e522441 |
276 | return 0; |
277 | case 101: |
278 | EnableWindow(hwnd, 0); |
32874aea |
279 | DialogBox(hinst, MAKEINTRESOURCE(214), NULL, LicenceProc); |
6e522441 |
280 | EnableWindow(hwnd, 1); |
32874aea |
281 | SetActiveWindow(hwnd); |
6e522441 |
282 | return 0; |
283 | } |
284 | return 0; |
285 | case WM_CLOSE: |
32874aea |
286 | EndDialog(hwnd, 1); |
6e522441 |
287 | return 0; |
288 | } |
289 | return 0; |
290 | } |
291 | |
292 | /* |
293 | * Thread to generate a key. |
294 | */ |
295 | struct rsa_key_thread_params { |
32874aea |
296 | HWND progressbar; /* notify this with progress */ |
297 | HWND dialog; /* notify this on completion */ |
0c2986d0 |
298 | int keysize; /* bits in key */ |
5c72ca61 |
299 | int is_dsa; |
6e522441 |
300 | struct RSAKey *key; |
5c72ca61 |
301 | struct dss_key *dsskey; |
6e522441 |
302 | }; |
32874aea |
303 | static DWORD WINAPI generate_rsa_key_thread(void *param) |
304 | { |
6e522441 |
305 | struct rsa_key_thread_params *params = |
32874aea |
306 | (struct rsa_key_thread_params *) param; |
6e522441 |
307 | struct progress prog; |
308 | prog.progbar = params->progressbar; |
309 | |
7c7f6893 |
310 | progress_update(&prog, PROGFN_INITIALISE, 0, 0); |
311 | |
5c72ca61 |
312 | if (params->is_dsa) |
313 | dsa_generate(params->dsskey, params->keysize, progress_update, &prog); |
314 | else |
315 | rsa_generate(params->key, params->keysize, progress_update, &prog); |
6e522441 |
316 | |
317 | PostMessage(params->dialog, WM_DONEKEY, 0, 0); |
318 | |
dcbde236 |
319 | sfree(params); |
6e522441 |
320 | return 0; |
321 | } |
322 | |
323 | struct MainDlgState { |
324 | int collecting_entropy; |
325 | int generation_thread_exists; |
326 | int key_exists; |
327 | int entropy_got, entropy_required, entropy_size; |
0c2986d0 |
328 | int keysize; |
5c72ca61 |
329 | int ssh2, is_dsa; |
65a22376 |
330 | char **commentptr; /* points to key.comment or ssh2key.comment */ |
331 | struct ssh2_userkey ssh2key; |
6e522441 |
332 | unsigned *entropy; |
333 | struct RSAKey key; |
5c72ca61 |
334 | struct dss_key dsskey; |
9d07b2db |
335 | HMENU filemenu, keymenu, exportmenu; |
6e522441 |
336 | }; |
337 | |
32874aea |
338 | static void hidemany(HWND hwnd, const int *ids, int hideit) |
339 | { |
6e522441 |
340 | while (*ids) { |
32874aea |
341 | ShowWindow(GetDlgItem(hwnd, *ids++), (hideit ? SW_HIDE : SW_SHOW)); |
6e522441 |
342 | } |
343 | } |
344 | |
af282e3b |
345 | static void setupbigedit1(HWND hwnd, int id, int idstatic, struct RSAKey *key) |
32874aea |
346 | { |
6e522441 |
347 | char *buffer; |
348 | char *dec1, *dec2; |
349 | |
350 | dec1 = bignum_decimal(key->exponent); |
351 | dec2 = bignum_decimal(key->modulus); |
32874aea |
352 | buffer = smalloc(strlen(dec1) + strlen(dec2) + |
353 | strlen(key->comment) + 30); |
6e522441 |
354 | sprintf(buffer, "%d %s %s %s", |
32874aea |
355 | bignum_bitcount(key->modulus), dec1, dec2, key->comment); |
6e522441 |
356 | SetDlgItemText(hwnd, id, buffer); |
af282e3b |
357 | SetDlgItemText(hwnd, idstatic, |
358 | "&Public key for pasting into authorized_keys file:"); |
dcbde236 |
359 | sfree(dec1); |
360 | sfree(dec2); |
361 | sfree(buffer); |
6e522441 |
362 | } |
363 | |
af282e3b |
364 | static void setupbigedit2(HWND hwnd, int id, int idstatic, |
365 | struct ssh2_userkey *key) |
32874aea |
366 | { |
65a22376 |
367 | unsigned char *pub_blob; |
368 | char *buffer, *p; |
44fb739e |
369 | int pub_len; |
65a22376 |
370 | int i; |
371 | |
372 | pub_blob = key->alg->public_blob(key->data, &pub_len); |
32874aea |
373 | buffer = smalloc(strlen(key->alg->name) + 4 * ((pub_len + 2) / 3) + |
65a22376 |
374 | strlen(key->comment) + 3); |
375 | strcpy(buffer, key->alg->name); |
376 | p = buffer + strlen(buffer); |
377 | *p++ = ' '; |
378 | i = 0; |
379 | while (i < pub_len) { |
32874aea |
380 | int n = (pub_len - i < 3 ? pub_len - i : 3); |
381 | base64_encode_atom(pub_blob + i, n, p); |
65a22376 |
382 | i += n; |
383 | p += 4; |
384 | } |
385 | *p++ = ' '; |
386 | strcpy(p, key->comment); |
387 | SetDlgItemText(hwnd, id, buffer); |
af282e3b |
388 | SetDlgItemText(hwnd, idstatic, "&Public key for pasting into " |
389 | "OpenSSH authorized_keys2 file:"); |
65a22376 |
390 | sfree(pub_blob); |
32874aea |
391 | sfree(buffer); |
65a22376 |
392 | } |
393 | |
af282e3b |
394 | static int save_ssh1_pubkey(char *filename, struct RSAKey *key) |
395 | { |
396 | char *dec1, *dec2; |
397 | FILE *fp; |
398 | |
399 | dec1 = bignum_decimal(key->exponent); |
400 | dec2 = bignum_decimal(key->modulus); |
401 | fp = fopen(filename, "wb"); |
402 | if (!fp) |
403 | return 0; |
404 | fprintf(fp, "%d %s %s %s\n", |
405 | bignum_bitcount(key->modulus), dec1, dec2, key->comment); |
406 | fclose(fp); |
407 | sfree(dec1); |
408 | sfree(dec2); |
409 | return 1; |
410 | } |
411 | |
7bedb13c |
412 | /* |
413 | * Warn about the obsolescent key file format. |
414 | */ |
415 | void old_keyfile_warning(void) |
416 | { |
417 | static const char mbtitle[] = "PuTTY Key File Warning"; |
418 | static const char message[] = |
419 | "You are loading an SSH 2 private key which has an\n" |
420 | "old version of the file format. This means your key\n" |
421 | "file is not fully tamperproof. Future versions of\n" |
422 | "PuTTY may stop supporting this private key format,\n" |
423 | "so we recommend you convert your key to the new\n" |
424 | "format.\n" |
425 | "\n" |
426 | "Once the key is loaded into PuTTYgen, you can perform\n" |
427 | "this conversion simply by saving it again."; |
428 | |
429 | MessageBox(NULL, message, mbtitle, MB_OK); |
430 | } |
431 | |
af282e3b |
432 | static int save_ssh2_pubkey(char *filename, struct ssh2_userkey *key) |
433 | { |
434 | unsigned char *pub_blob; |
435 | char *p; |
436 | int pub_len; |
437 | int i, column; |
438 | FILE *fp; |
439 | |
440 | pub_blob = key->alg->public_blob(key->data, &pub_len); |
441 | |
442 | fp = fopen(filename, "wb"); |
443 | if (!fp) |
444 | return 0; |
445 | |
446 | fprintf(fp, "---- BEGIN SSH2 PUBLIC KEY ----\n"); |
447 | |
448 | fprintf(fp, "Comment: \""); |
449 | for (p = key->comment; *p; p++) { |
450 | if (*p == '\\' || *p == '\"') |
451 | fputc('\\', fp); |
452 | fputc(*p, fp); |
453 | } |
454 | fprintf(fp, "\"\n"); |
455 | |
456 | i = 0; |
457 | column = 0; |
458 | while (i < pub_len) { |
459 | char buf[5]; |
460 | int n = (pub_len - i < 3 ? pub_len - i : 3); |
461 | base64_encode_atom(pub_blob + i, n, buf); |
462 | i += n; |
463 | buf[4] = '\0'; |
464 | fputs(buf, fp); |
465 | if (++column >= 16) { |
466 | fputc('\n', fp); |
467 | column = 0; |
468 | } |
469 | } |
470 | if (column > 0) |
471 | fputc('\n', fp); |
472 | |
473 | fprintf(fp, "---- END SSH2 PUBLIC KEY ----\n"); |
474 | fclose(fp); |
475 | sfree(pub_blob); |
476 | return 1; |
477 | } |
478 | |
9d07b2db |
479 | enum { |
480 | controlidstart = 100, |
481 | IDC_QUIT, |
482 | IDC_TITLE, |
483 | IDC_BOX_KEY, |
484 | IDC_NOKEY, |
485 | IDC_GENERATING, |
486 | IDC_PROGRESS, |
487 | IDC_PKSTATIC, IDC_KEYDISPLAY, |
488 | IDC_FPSTATIC, IDC_FINGERPRINT, |
489 | IDC_COMMENTSTATIC, IDC_COMMENTEDIT, |
490 | IDC_PASSPHRASE1STATIC, IDC_PASSPHRASE1EDIT, |
491 | IDC_PASSPHRASE2STATIC, IDC_PASSPHRASE2EDIT, |
492 | IDC_BOX_ACTIONS, |
493 | IDC_GENSTATIC, IDC_GENERATE, |
494 | IDC_LOADSTATIC, IDC_LOAD, |
495 | IDC_SAVESTATIC, IDC_SAVE, IDC_SAVEPUB, |
496 | IDC_BOX_PARAMS, |
497 | IDC_TYPESTATIC, IDC_KEYSSH1, IDC_KEYSSH2RSA, IDC_KEYSSH2DSA, |
498 | IDC_BITSSTATIC, IDC_BITS, |
499 | IDC_ABOUT, |
500 | IDC_GIVEHELP, |
501 | IDC_IMPORT, IDC_EXPORT_OPENSSH, IDC_EXPORT_SSHCOM |
502 | }; |
503 | |
504 | static const int nokey_ids[] = { IDC_NOKEY, 0 }; |
505 | static const int generating_ids[] = { IDC_GENERATING, IDC_PROGRESS, 0 }; |
506 | static const int gotkey_ids[] = { |
507 | IDC_PKSTATIC, IDC_KEYDISPLAY, |
508 | IDC_FPSTATIC, IDC_FINGERPRINT, |
509 | IDC_COMMENTSTATIC, IDC_COMMENTEDIT, |
510 | IDC_PASSPHRASE1STATIC, IDC_PASSPHRASE1EDIT, |
511 | IDC_PASSPHRASE2STATIC, IDC_PASSPHRASE2EDIT, 0 |
512 | }; |
513 | |
514 | /* |
515 | * Small UI helper function to switch the state of the main dialog |
516 | * by enabling and disabling controls and menu items. |
517 | */ |
518 | void ui_set_state(HWND hwnd, struct MainDlgState *state, int status) |
519 | { |
520 | int type; |
521 | |
522 | switch (status) { |
523 | case 0: /* no key */ |
524 | hidemany(hwnd, nokey_ids, FALSE); |
525 | hidemany(hwnd, generating_ids, TRUE); |
526 | hidemany(hwnd, gotkey_ids, TRUE); |
527 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 1); |
528 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 1); |
529 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 0); |
530 | EnableWindow(GetDlgItem(hwnd, IDC_SAVEPUB), 0); |
531 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH1), 1); |
532 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2RSA), 1); |
533 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2DSA), 1); |
534 | EnableWindow(GetDlgItem(hwnd, IDC_BITS), 1); |
535 | EnableMenuItem(state->filemenu, IDC_LOAD, MF_ENABLED|MF_BYCOMMAND); |
536 | EnableMenuItem(state->filemenu, IDC_SAVE, MF_GRAYED|MF_BYCOMMAND); |
537 | EnableMenuItem(state->filemenu, IDC_SAVEPUB, MF_GRAYED|MF_BYCOMMAND); |
538 | EnableMenuItem(state->keymenu, IDC_GENERATE, MF_ENABLED|MF_BYCOMMAND); |
539 | EnableMenuItem(state->keymenu, IDC_KEYSSH1, MF_ENABLED|MF_BYCOMMAND); |
540 | EnableMenuItem(state->keymenu, IDC_KEYSSH2RSA, MF_ENABLED|MF_BYCOMMAND); |
541 | EnableMenuItem(state->keymenu, IDC_KEYSSH2DSA, MF_ENABLED|MF_BYCOMMAND); |
542 | EnableMenuItem(state->exportmenu, IDC_EXPORT_OPENSSH, |
543 | MF_GRAYED|MF_BYCOMMAND); |
544 | EnableMenuItem(state->exportmenu, IDC_EXPORT_SSHCOM, |
545 | MF_GRAYED|MF_BYCOMMAND); |
546 | break; |
547 | case 1: /* generating key */ |
548 | hidemany(hwnd, nokey_ids, TRUE); |
549 | hidemany(hwnd, generating_ids, FALSE); |
550 | hidemany(hwnd, gotkey_ids, TRUE); |
551 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 0); |
552 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 0); |
553 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 0); |
554 | EnableWindow(GetDlgItem(hwnd, IDC_SAVEPUB), 0); |
555 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH1), 0); |
556 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2RSA), 0); |
557 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2DSA), 0); |
558 | EnableWindow(GetDlgItem(hwnd, IDC_BITS), 0); |
559 | EnableMenuItem(state->filemenu, IDC_LOAD, MF_GRAYED|MF_BYCOMMAND); |
560 | EnableMenuItem(state->filemenu, IDC_SAVE, MF_GRAYED|MF_BYCOMMAND); |
561 | EnableMenuItem(state->filemenu, IDC_SAVEPUB, MF_GRAYED|MF_BYCOMMAND); |
562 | EnableMenuItem(state->keymenu, IDC_GENERATE, MF_GRAYED|MF_BYCOMMAND); |
563 | EnableMenuItem(state->keymenu, IDC_KEYSSH1, MF_GRAYED|MF_BYCOMMAND); |
564 | EnableMenuItem(state->keymenu, IDC_KEYSSH2RSA, MF_GRAYED|MF_BYCOMMAND); |
565 | EnableMenuItem(state->keymenu, IDC_KEYSSH2DSA, MF_GRAYED|MF_BYCOMMAND); |
566 | EnableMenuItem(state->exportmenu, IDC_EXPORT_OPENSSH, |
567 | MF_GRAYED|MF_BYCOMMAND); |
568 | EnableMenuItem(state->exportmenu, IDC_EXPORT_SSHCOM, |
569 | MF_GRAYED|MF_BYCOMMAND); |
570 | break; |
571 | case 2: |
572 | hidemany(hwnd, nokey_ids, TRUE); |
573 | hidemany(hwnd, generating_ids, TRUE); |
574 | hidemany(hwnd, gotkey_ids, FALSE); |
575 | EnableWindow(GetDlgItem(hwnd, IDC_GENERATE), 1); |
576 | EnableWindow(GetDlgItem(hwnd, IDC_LOAD), 1); |
577 | EnableWindow(GetDlgItem(hwnd, IDC_SAVE), 1); |
578 | EnableWindow(GetDlgItem(hwnd, IDC_SAVEPUB), 1); |
579 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH1), 1); |
580 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2RSA), 1); |
581 | EnableWindow(GetDlgItem(hwnd, IDC_KEYSSH2DSA), 1); |
582 | EnableWindow(GetDlgItem(hwnd, IDC_BITS), 1); |
583 | EnableMenuItem(state->filemenu, IDC_LOAD, MF_ENABLED|MF_BYCOMMAND); |
584 | EnableMenuItem(state->filemenu, IDC_SAVE, MF_ENABLED|MF_BYCOMMAND); |
585 | EnableMenuItem(state->filemenu, IDC_SAVEPUB, MF_ENABLED|MF_BYCOMMAND); |
586 | EnableMenuItem(state->keymenu, IDC_GENERATE, MF_ENABLED|MF_BYCOMMAND); |
587 | EnableMenuItem(state->keymenu, IDC_KEYSSH1, MF_ENABLED|MF_BYCOMMAND); |
588 | EnableMenuItem(state->keymenu, IDC_KEYSSH2RSA,MF_ENABLED|MF_BYCOMMAND); |
589 | EnableMenuItem(state->keymenu, IDC_KEYSSH2DSA,MF_ENABLED|MF_BYCOMMAND); |
590 | /* |
591 | * Enable export menu items if and only if the key type |
592 | * supports this kind of export. |
593 | */ |
594 | type = state->ssh2 ? SSH_KEYTYPE_SSH2 : SSH_KEYTYPE_SSH1; |
595 | #define do_export_menuitem(x,y) \ |
596 | EnableMenuItem(state->exportmenu, x, MF_BYCOMMAND | \ |
597 | (import_target_type(y)==type?MF_ENABLED:MF_GRAYED)) |
598 | do_export_menuitem(IDC_EXPORT_OPENSSH, SSH_KEYTYPE_OPENSSH); |
599 | do_export_menuitem(IDC_EXPORT_SSHCOM, SSH_KEYTYPE_SSHCOM); |
600 | #undef do_export_menuitem |
601 | break; |
602 | } |
603 | } |
604 | |
6e522441 |
605 | /* |
606 | * Dialog-box function for the main PuTTYgen dialog box. |
607 | */ |
32874aea |
608 | static int CALLBACK MainDlgProc(HWND hwnd, UINT msg, |
609 | WPARAM wParam, LPARAM lParam) |
610 | { |
6e522441 |
611 | static const char generating_msg[] = |
32874aea |
612 | "Please wait while a key is generated..."; |
6e522441 |
613 | static const char entropy_msg[] = |
32874aea |
614 | "Please generate some randomness by moving the mouse over the blank area."; |
6e522441 |
615 | struct MainDlgState *state; |
616 | |
617 | switch (msg) { |
618 | case WM_INITDIALOG: |
0906628e |
619 | if (help_path) |
620 | SetWindowLong(hwnd, GWL_EXSTYLE, |
621 | GetWindowLong(hwnd, GWL_EXSTYLE) | WS_EX_CONTEXTHELP); |
622 | else { |
623 | /* |
624 | * If we add a Help button, this is where we destroy it |
625 | * if the help file isn't present. |
626 | */ |
627 | } |
628 | requested_help = FALSE; |
629 | |
9d07b2db |
630 | state = smalloc(sizeof(*state)); |
631 | state->generation_thread_exists = FALSE; |
632 | state->collecting_entropy = FALSE; |
633 | state->entropy = NULL; |
634 | state->key_exists = FALSE; |
635 | SetWindowLong(hwnd, GWL_USERDATA, (LONG) state); |
9dda6459 |
636 | { |
637 | HMENU menu, menu1; |
638 | |
639 | menu = CreateMenu(); |
640 | |
641 | menu1 = CreateMenu(); |
9dda6459 |
642 | AppendMenu(menu1, MF_ENABLED, IDC_LOAD, "&Load private key"); |
643 | AppendMenu(menu1, MF_ENABLED, IDC_SAVEPUB, "Save p&ublic key"); |
644 | AppendMenu(menu1, MF_ENABLED, IDC_SAVE, "&Save private key"); |
9d07b2db |
645 | AppendMenu(menu1, MF_SEPARATOR, 0, 0); |
646 | AppendMenu(menu1, MF_ENABLED, IDC_QUIT, "E&xit"); |
9dda6459 |
647 | AppendMenu(menu, MF_POPUP | MF_ENABLED, (UINT) menu1, "&File"); |
9d07b2db |
648 | state->filemenu = menu1; |
649 | |
650 | menu1 = CreateMenu(); |
651 | AppendMenu(menu1, MF_ENABLED, IDC_GENERATE, "&Generate key pair"); |
652 | AppendMenu(menu1, MF_SEPARATOR, 0, 0); |
653 | AppendMenu(menu1, MF_ENABLED, IDC_KEYSSH1, "SSH&1 key (RSA)"); |
654 | AppendMenu(menu1, MF_ENABLED, IDC_KEYSSH2RSA, "SSH2 &RSA key"); |
655 | AppendMenu(menu1, MF_ENABLED, IDC_KEYSSH2DSA, "SSH2 &DSA key"); |
656 | AppendMenu(menu, MF_POPUP | MF_ENABLED, (UINT) menu1, "&Key"); |
657 | state->keymenu = menu1; |
9dda6459 |
658 | |
9dda6459 |
659 | menu1 = CreateMenu(); |
660 | AppendMenu(menu1, MF_ENABLED, IDC_EXPORT_OPENSSH, |
661 | "Export &OpenSSH key"); |
662 | AppendMenu(menu1, MF_ENABLED, IDC_EXPORT_SSHCOM, |
663 | "Export &ssh.com key"); |
9dda6459 |
664 | AppendMenu(menu, MF_POPUP | MF_ENABLED, (UINT) menu1, |
665 | "&Export"); |
9d07b2db |
666 | state->exportmenu = menu1; |
9dda6459 |
667 | |
668 | menu1 = CreateMenu(); |
669 | AppendMenu(menu1, MF_ENABLED, IDC_ABOUT, "&About"); |
670 | if (help_path) |
671 | AppendMenu(menu1, MF_ENABLED, IDC_GIVEHELP, "&Help"); |
9dda6459 |
672 | AppendMenu(menu, MF_POPUP | MF_ENABLED, (UINT) menu1, "&Help"); |
673 | |
674 | SetMenu(hwnd, menu); |
675 | } |
676 | |
65a22376 |
677 | /* |
678 | * Centre the window. |
679 | */ |
680 | { /* centre the window */ |
681 | RECT rs, rd; |
682 | HWND hw; |
683 | |
684 | hw = GetDesktopWindow(); |
32874aea |
685 | if (GetWindowRect(hw, &rs) && GetWindowRect(hwnd, &rd)) |
686 | MoveWindow(hwnd, |
687 | (rs.right + rs.left + rd.left - rd.right) / 2, |
688 | (rs.bottom + rs.top + rd.top - rd.bottom) / 2, |
689 | rd.right - rd.left, rd.bottom - rd.top, TRUE); |
65a22376 |
690 | } |
691 | |
32874aea |
692 | { |
693 | struct ctlpos cp, cp2; |
6e522441 |
694 | |
5c72ca61 |
695 | /* Accelerators used: acglops1rbd */ |
a5470c60 |
696 | |
e52455b1 |
697 | ctlposinit(&cp, hwnd, 4, 4, 4); |
32874aea |
698 | beginbox(&cp, "Key", IDC_BOX_KEY); |
699 | cp2 = cp; |
ca68ebca |
700 | statictext(&cp2, "No key.", 1, IDC_NOKEY); |
32874aea |
701 | cp2 = cp; |
ca68ebca |
702 | statictext(&cp2, "", 1, IDC_GENERATING); |
32874aea |
703 | progressbar(&cp2, IDC_PROGRESS); |
704 | bigeditctrl(&cp, |
705 | "&Public key for pasting into authorized_keys file:", |
e52455b1 |
706 | IDC_PKSTATIC, IDC_KEYDISPLAY, 5); |
32874aea |
707 | SendDlgItemMessage(hwnd, IDC_KEYDISPLAY, EM_SETREADONLY, 1, 0); |
708 | staticedit(&cp, "Key fingerprint:", IDC_FPSTATIC, |
709 | IDC_FINGERPRINT, 75); |
710 | SendDlgItemMessage(hwnd, IDC_FINGERPRINT, EM_SETREADONLY, 1, |
711 | 0); |
712 | staticedit(&cp, "Key &comment:", IDC_COMMENTSTATIC, |
713 | IDC_COMMENTEDIT, 75); |
714 | staticpassedit(&cp, "Key p&assphrase:", IDC_PASSPHRASE1STATIC, |
715 | IDC_PASSPHRASE1EDIT, 75); |
716 | staticpassedit(&cp, "C&onfirm passphrase:", |
717 | IDC_PASSPHRASE2STATIC, IDC_PASSPHRASE2EDIT, 75); |
718 | endbox(&cp); |
719 | beginbox(&cp, "Actions", IDC_BOX_ACTIONS); |
720 | staticbtn(&cp, "Generate a public/private key pair", |
721 | IDC_GENSTATIC, "&Generate", IDC_GENERATE); |
722 | staticbtn(&cp, "Load an existing private key file", |
723 | IDC_LOADSTATIC, "&Load", IDC_LOAD); |
af282e3b |
724 | static2btn(&cp, "Save the generated key", IDC_SAVESTATIC, |
725 | "Save p&ublic key", IDC_SAVEPUB, |
726 | "&Save private key", IDC_SAVE); |
32874aea |
727 | endbox(&cp); |
728 | beginbox(&cp, "Parameters", IDC_BOX_PARAMS); |
5c72ca61 |
729 | radioline(&cp, "Type of key to generate:", IDC_TYPESTATIC, 3, |
32874aea |
730 | "SSH&1 (RSA)", IDC_KEYSSH1, |
5c72ca61 |
731 | "SSH2 &RSA", IDC_KEYSSH2RSA, |
732 | "SSH2 &DSA", IDC_KEYSSH2DSA, NULL); |
32874aea |
733 | staticedit(&cp, "Number of &bits in a generated key:", |
0c2986d0 |
734 | IDC_BITSSTATIC, IDC_BITS, 20); |
32874aea |
735 | endbox(&cp); |
736 | } |
00060c72 |
737 | CheckRadioButton(hwnd, IDC_KEYSSH1, IDC_KEYSSH2DSA, IDC_KEYSSH1); |
9d07b2db |
738 | CheckMenuRadioItem(state->keymenu, IDC_KEYSSH1, IDC_KEYSSH2DSA, |
739 | IDC_KEYSSH1, MF_BYCOMMAND); |
0c2986d0 |
740 | SetDlgItemInt(hwnd, IDC_BITS, DEFAULT_KEYSIZE, FALSE); |
741 | |
32874aea |
742 | /* |
743 | * Initially, hide the progress bar and the key display, |
744 | * and show the no-key display. Also disable the Save |
af282e3b |
745 | * buttons, because with no key we obviously can't save |
32874aea |
746 | * anything. |
747 | */ |
9d07b2db |
748 | ui_set_state(hwnd, state, 0); |
6e522441 |
749 | |
750 | return 1; |
751 | case WM_MOUSEMOVE: |
32874aea |
752 | state = (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
753 | if (state->collecting_entropy && |
754 | state->entropy && state->entropy_got < state->entropy_required) { |
755 | state->entropy[state->entropy_got++] = lParam; |
756 | state->entropy[state->entropy_got++] = GetMessageTime(); |
757 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, |
758 | state->entropy_got, 0); |
759 | if (state->entropy_got >= state->entropy_required) { |
760 | struct rsa_key_thread_params *params; |
761 | DWORD threadid; |
762 | |
763 | /* |
764 | * Seed the entropy pool |
765 | */ |
766 | random_add_heavynoise(state->entropy, state->entropy_size); |
767 | memset(state->entropy, 0, state->entropy_size); |
768 | sfree(state->entropy); |
769 | state->collecting_entropy = FALSE; |
770 | |
771 | SetDlgItemText(hwnd, IDC_GENERATING, generating_msg); |
772 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETRANGE, 0, |
773 | MAKELPARAM(0, PROGRESSRANGE)); |
774 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, 0, 0); |
775 | |
776 | params = smalloc(sizeof(*params)); |
777 | params->progressbar = GetDlgItem(hwnd, IDC_PROGRESS); |
778 | params->dialog = hwnd; |
0c2986d0 |
779 | params->keysize = state->keysize; |
5c72ca61 |
780 | params->is_dsa = state->is_dsa; |
32874aea |
781 | params->key = &state->key; |
5c72ca61 |
782 | params->dsskey = &state->dsskey; |
32874aea |
783 | |
784 | if (!CreateThread(NULL, 0, generate_rsa_key_thread, |
785 | params, 0, &threadid)) { |
786 | MessageBox(hwnd, "Out of thread resources", |
787 | "Key generation error", |
788 | MB_OK | MB_ICONERROR); |
789 | sfree(params); |
790 | } else { |
791 | state->generation_thread_exists = TRUE; |
792 | } |
793 | } |
794 | } |
795 | break; |
6e522441 |
796 | case WM_COMMAND: |
797 | switch (LOWORD(wParam)) { |
9d07b2db |
798 | case IDC_KEYSSH1: |
799 | case IDC_KEYSSH2RSA: |
800 | case IDC_KEYSSH2DSA: |
801 | { |
802 | state = (struct MainDlgState *) |
803 | GetWindowLong(hwnd, GWL_USERDATA); |
804 | if (!IsDlgButtonChecked(hwnd, LOWORD(wParam))) |
805 | CheckRadioButton(hwnd, IDC_KEYSSH1, IDC_KEYSSH2DSA, |
806 | LOWORD(wParam)); |
807 | CheckMenuRadioItem(state->keymenu, IDC_KEYSSH1, IDC_KEYSSH2DSA, |
808 | LOWORD(wParam), MF_BYCOMMAND); |
809 | } |
810 | break; |
811 | case IDC_QUIT: |
812 | PostMessage(hwnd, WM_CLOSE, 0, 0); |
813 | break; |
6e522441 |
814 | case IDC_COMMENTEDIT: |
815 | if (HIWORD(wParam) == EN_CHANGE) { |
32874aea |
816 | state = (struct MainDlgState *) |
817 | GetWindowLong(hwnd, GWL_USERDATA); |
818 | if (state->key_exists) { |
819 | HWND editctl = GetDlgItem(hwnd, IDC_COMMENTEDIT); |
820 | int len = GetWindowTextLength(editctl); |
821 | if (*state->commentptr) |
822 | sfree(*state->commentptr); |
823 | *state->commentptr = smalloc(len + 1); |
824 | GetWindowText(editctl, *state->commentptr, len + 1); |
2e8324fc |
825 | if (state->ssh2) { |
af282e3b |
826 | setupbigedit2(hwnd, IDC_KEYDISPLAY, IDC_PKSTATIC, |
32874aea |
827 | &state->ssh2key); |
2e8324fc |
828 | } else { |
af282e3b |
829 | setupbigedit1(hwnd, IDC_KEYDISPLAY, IDC_PKSTATIC, |
830 | &state->key); |
2e8324fc |
831 | } |
832 | } |
833 | } |
6e522441 |
834 | break; |
835 | case IDC_ABOUT: |
836 | EnableWindow(hwnd, 0); |
32874aea |
837 | DialogBox(hinst, MAKEINTRESOURCE(213), NULL, AboutProc); |
6e522441 |
838 | EnableWindow(hwnd, 1); |
32874aea |
839 | SetActiveWindow(hwnd); |
6e522441 |
840 | return 0; |
9dda6459 |
841 | case IDC_GIVEHELP: |
842 | if (HIWORD(wParam) == BN_CLICKED || |
843 | HIWORD(wParam) == BN_DOUBLECLICKED) { |
844 | if (help_path) { |
845 | WinHelp(hwnd, help_path, HELP_COMMAND, |
846 | (DWORD)"JI(`',`puttygen.general')"); |
847 | requested_help = TRUE; |
848 | } |
849 | } |
850 | return 0; |
32874aea |
851 | case IDC_GENERATE: |
852 | state = |
853 | (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
854 | if (!state->generation_thread_exists) { |
855 | BOOL ok; |
856 | state->keysize = GetDlgItemInt(hwnd, IDC_BITS, &ok, FALSE); |
857 | if (!ok) |
858 | state->keysize = DEFAULT_KEYSIZE; |
65a22376 |
859 | /* If we ever introduce a new key type, check it here! */ |
860 | state->ssh2 = !IsDlgButtonChecked(hwnd, IDC_KEYSSH1); |
5c72ca61 |
861 | state->is_dsa = IsDlgButtonChecked(hwnd, IDC_KEYSSH2DSA); |
32874aea |
862 | if (state->keysize < 256) { |
863 | int ret = MessageBox(hwnd, |
864 | "PuTTYgen will not generate a key" |
865 | " smaller than 256 bits.\n" |
866 | "Key length reset to 256. Continue?", |
867 | "PuTTYgen Warning", |
868 | MB_ICONWARNING | MB_OKCANCEL); |
869 | if (ret != IDOK) |
870 | break; |
871 | state->keysize = 256; |
872 | SetDlgItemInt(hwnd, IDC_BITS, 256, FALSE); |
873 | } |
9d07b2db |
874 | ui_set_state(hwnd, state, 1); |
32874aea |
875 | SetDlgItemText(hwnd, IDC_GENERATING, entropy_msg); |
9d07b2db |
876 | state->key_exists = FALSE; |
32874aea |
877 | state->collecting_entropy = TRUE; |
878 | |
879 | /* |
880 | * My brief statistical tests on mouse movements |
881 | * suggest that there are about 2.5 bits of |
882 | * randomness in the x position, 2.5 in the y |
883 | * position, and 1.7 in the message time, making |
884 | * 5.7 bits of unpredictability per mouse movement. |
885 | * However, other people have told me it's far less |
886 | * than that, so I'm going to be stupidly cautious |
887 | * and knock that down to a nice round 2. With this |
888 | * method, we require two words per mouse movement, |
889 | * so with 2 bits per mouse movement we expect 2 |
890 | * bits every 2 words. |
891 | */ |
892 | state->entropy_required = (state->keysize / 2) * 2; |
893 | state->entropy_got = 0; |
894 | state->entropy_size = (state->entropy_required * |
895 | sizeof(*state->entropy)); |
896 | state->entropy = smalloc(state->entropy_size); |
897 | |
898 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETRANGE, 0, |
899 | MAKELPARAM(0, state->entropy_required)); |
900 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, 0, 0); |
901 | } |
902 | break; |
903 | case IDC_SAVE: |
4801c01c |
904 | case IDC_EXPORT_OPENSSH: |
905 | case IDC_EXPORT_SSHCOM: |
32874aea |
906 | state = |
907 | (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
908 | if (state->key_exists) { |
909 | char filename[FILENAME_MAX]; |
910 | char passphrase[PASSPHRASE_MAXLEN]; |
911 | char passphrase2[PASSPHRASE_MAXLEN]; |
4801c01c |
912 | int type, realtype; |
913 | |
914 | if (state->ssh2) |
915 | realtype = SSH_KEYTYPE_SSH2; |
916 | else |
917 | realtype = SSH_KEYTYPE_SSH1; |
918 | |
919 | if (LOWORD(wParam) == IDC_EXPORT_OPENSSH) |
920 | type = SSH_KEYTYPE_OPENSSH; |
921 | else if (LOWORD(wParam) == IDC_EXPORT_SSHCOM) |
922 | type = SSH_KEYTYPE_SSHCOM; |
923 | else |
924 | type = realtype; |
925 | |
926 | if (type != realtype && |
927 | import_target_type(type) != realtype) { |
928 | char msg[256]; |
929 | sprintf(msg, "Cannot export an SSH%d key in an SSH%d" |
930 | " format", (state->ssh2 ? 2 : 1), |
931 | (state->ssh2 ? 1 : 2)); |
932 | MessageBox(hwnd, msg, |
933 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
934 | break; |
935 | } |
936 | |
32874aea |
937 | GetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, |
938 | passphrase, sizeof(passphrase)); |
939 | GetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, |
940 | passphrase2, sizeof(passphrase2)); |
a5470c60 |
941 | if (strcmp(passphrase, passphrase2)) { |
32874aea |
942 | MessageBox(hwnd, |
a5470c60 |
943 | "The two passphrases given do not match.", |
32874aea |
944 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
a5470c60 |
945 | break; |
946 | } |
32874aea |
947 | if (!*passphrase) { |
948 | int ret; |
949 | ret = MessageBox(hwnd, |
950 | "Are you sure you want to save this key\n" |
951 | "without a passphrase to protect it?", |
952 | "PuTTYgen Warning", |
953 | MB_YESNO | MB_ICONWARNING); |
954 | if (ret != IDYES) |
955 | break; |
956 | } |
957 | if (prompt_keyfile(hwnd, "Save private key as:", |
958 | filename, 1)) { |
bdea0743 |
959 | int ret; |
18790478 |
960 | FILE *fp = fopen(filename, "r"); |
961 | if (fp) { |
32874aea |
962 | char buffer[FILENAME_MAX + 80]; |
18790478 |
963 | fclose(fp); |
964 | sprintf(buffer, "Overwrite existing file\n%.*s?", |
965 | FILENAME_MAX, filename); |
966 | ret = MessageBox(hwnd, buffer, "PuTTYgen Warning", |
967 | MB_YESNO | MB_ICONWARNING); |
968 | if (ret != IDYES) |
969 | break; |
970 | } |
4801c01c |
971 | |
65a22376 |
972 | if (state->ssh2) { |
4801c01c |
973 | if (type != realtype) |
974 | ret = export_ssh2(filename, type, &state->ssh2key, |
975 | *passphrase ? passphrase : NULL); |
976 | else |
977 | ret = ssh2_save_userkey(filename, &state->ssh2key, |
978 | *passphrase ? passphrase : |
979 | NULL); |
65a22376 |
980 | } else { |
4801c01c |
981 | if (type != realtype) |
982 | ret = export_ssh1(filename, type, &state->key, |
983 | *passphrase ? passphrase : NULL); |
984 | else |
985 | ret = saversakey(filename, &state->key, |
986 | *passphrase ? passphrase : NULL); |
65a22376 |
987 | } |
bdea0743 |
988 | if (ret <= 0) { |
989 | MessageBox(hwnd, "Unable to save key file", |
32874aea |
990 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
bdea0743 |
991 | } |
32874aea |
992 | } |
993 | } |
994 | break; |
af282e3b |
995 | case IDC_SAVEPUB: |
996 | state = |
997 | (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
998 | if (state->key_exists) { |
999 | char filename[FILENAME_MAX]; |
1000 | if (prompt_keyfile(hwnd, "Save public key as:", |
1001 | filename, 1)) { |
1002 | int ret; |
1003 | FILE *fp = fopen(filename, "r"); |
1004 | if (fp) { |
1005 | char buffer[FILENAME_MAX + 80]; |
1006 | fclose(fp); |
1007 | sprintf(buffer, "Overwrite existing file\n%.*s?", |
1008 | FILENAME_MAX, filename); |
1009 | ret = MessageBox(hwnd, buffer, "PuTTYgen Warning", |
1010 | MB_YESNO | MB_ICONWARNING); |
1011 | if (ret != IDYES) |
1012 | break; |
1013 | } |
1014 | if (state->ssh2) { |
1015 | ret = save_ssh2_pubkey(filename, &state->ssh2key); |
1016 | } else { |
1017 | ret = save_ssh1_pubkey(filename, &state->key); |
1018 | } |
1019 | if (ret <= 0) { |
1020 | MessageBox(hwnd, "Unable to save key file", |
1021 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
1022 | } |
1023 | } |
1024 | } |
1025 | break; |
32874aea |
1026 | case IDC_LOAD: |
1027 | state = |
1028 | (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
1029 | if (!state->generation_thread_exists) { |
1030 | char filename[FILENAME_MAX]; |
1031 | if (prompt_keyfile(hwnd, "Load private key:", filename, 0)) { |
1032 | char passphrase[PASSPHRASE_MAXLEN]; |
1033 | int needs_pass; |
9dda6459 |
1034 | int type, realtype; |
32874aea |
1035 | int ret; |
1036 | char *comment; |
1037 | struct PassphraseProcStruct pps; |
1038 | struct RSAKey newkey1; |
2d466ffd |
1039 | struct ssh2_userkey *newkey2 = NULL; |
65a22376 |
1040 | |
9dda6459 |
1041 | type = realtype = key_type(filename); |
1042 | if (type != SSH_KEYTYPE_SSH1 && |
1043 | type != SSH_KEYTYPE_SSH2 && |
1044 | !import_possible(type)) { |
231ee168 |
1045 | char msg[256]; |
1046 | sprintf(msg, "Couldn't load private key (%s)", |
1047 | key_type_to_str(type)); |
1048 | MessageBox(NULL, msg, |
32874aea |
1049 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
65a22376 |
1050 | break; |
1051 | } |
6e522441 |
1052 | |
9dda6459 |
1053 | if (type != SSH_KEYTYPE_SSH1 && |
1054 | type != SSH_KEYTYPE_SSH2) { |
1055 | realtype = type; |
1056 | type = import_target_type(type); |
1057 | } |
1058 | |
65a22376 |
1059 | comment = NULL; |
9dda6459 |
1060 | if (realtype == SSH_KEYTYPE_SSH1) |
65a22376 |
1061 | needs_pass = rsakey_encrypted(filename, &comment); |
9dda6459 |
1062 | else if (realtype == SSH_KEYTYPE_SSH2) |
32874aea |
1063 | needs_pass = |
1064 | ssh2_userkey_encrypted(filename, &comment); |
9dda6459 |
1065 | else |
1066 | needs_pass = import_encrypted(filename, realtype, |
1067 | &comment); |
32874aea |
1068 | pps.passphrase = passphrase; |
1069 | pps.comment = comment; |
1070 | do { |
1071 | if (needs_pass) { |
1072 | int dlgret; |
1073 | dlgret = DialogBoxParam(hinst, |
1074 | MAKEINTRESOURCE(210), |
1075 | NULL, PassphraseProc, |
1076 | (LPARAM) & pps); |
1077 | if (!dlgret) { |
1078 | ret = -2; |
1079 | break; |
1080 | } |
1081 | } else |
1082 | *passphrase = '\0'; |
9dda6459 |
1083 | if (type == SSH_KEYTYPE_SSH1) { |
1084 | if (realtype == type) |
1085 | ret = loadrsakey(filename, &newkey1, |
1086 | passphrase); |
1087 | else |
1088 | ret = import_ssh1(filename, realtype, |
1089 | &newkey1, passphrase); |
1090 | } else { |
1091 | if (realtype == type) |
1092 | newkey2 = ssh2_load_userkey(filename, |
1093 | passphrase); |
1094 | else |
1095 | newkey2 = import_ssh2(filename, realtype, |
1096 | passphrase); |
65a22376 |
1097 | if (newkey2 == SSH2_WRONG_PASSPHRASE) |
1098 | ret = -1; |
1099 | else if (!newkey2) |
1100 | ret = 0; |
1101 | else |
1102 | ret = 1; |
1103 | } |
32874aea |
1104 | } while (ret == -1); |
1105 | if (comment) |
1106 | sfree(comment); |
1107 | if (ret == 0) { |
1108 | MessageBox(NULL, "Couldn't load private key.", |
1109 | "PuTTYgen Error", MB_OK | MB_ICONERROR); |
1110 | } else if (ret == 1) { |
32874aea |
1111 | /* |
1112 | * Now update the key controls with all the |
1113 | * key data. |
1114 | */ |
1115 | { |
1116 | SetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, |
1117 | passphrase); |
1118 | SetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, |
1119 | passphrase); |
231ee168 |
1120 | if (type == SSH_KEYTYPE_SSH1) { |
65a22376 |
1121 | char buf[128]; |
1122 | char *savecomment; |
1123 | |
1124 | state->ssh2 = FALSE; |
1125 | state->commentptr = &state->key.comment; |
1126 | state->key = newkey1; |
1127 | |
1128 | /* |
1129 | * Set the key fingerprint. |
1130 | */ |
1131 | savecomment = state->key.comment; |
32874aea |
1132 | state->key.comment = NULL; |
1133 | rsa_fingerprint(buf, sizeof(buf), |
1134 | &state->key); |
1135 | state->key.comment = savecomment; |
65a22376 |
1136 | |
1137 | SetDlgItemText(hwnd, IDC_FINGERPRINT, buf); |
1138 | /* |
1139 | * Construct a decimal representation |
1140 | * of the key, for pasting into |
1141 | * .ssh/authorized_keys on a Unix box. |
1142 | */ |
32874aea |
1143 | setupbigedit1(hwnd, IDC_KEYDISPLAY, |
af282e3b |
1144 | IDC_PKSTATIC, &state->key); |
65a22376 |
1145 | } else { |
1146 | char *fp; |
1147 | char *savecomment; |
1148 | |
1149 | state->ssh2 = TRUE; |
32874aea |
1150 | state->commentptr = |
1151 | &state->ssh2key.comment; |
1152 | state->ssh2key = *newkey2; /* structure copy */ |
65a22376 |
1153 | sfree(newkey2); |
1154 | |
1155 | savecomment = state->ssh2key.comment; |
32874aea |
1156 | state->ssh2key.comment = NULL; |
1157 | fp = |
1158 | state->ssh2key.alg-> |
1159 | fingerprint(state->ssh2key.data); |
1160 | state->ssh2key.comment = savecomment; |
65a22376 |
1161 | |
1162 | SetDlgItemText(hwnd, IDC_FINGERPRINT, fp); |
1163 | sfree(fp); |
1164 | |
32874aea |
1165 | setupbigedit2(hwnd, IDC_KEYDISPLAY, |
af282e3b |
1166 | IDC_PKSTATIC, &state->ssh2key); |
65a22376 |
1167 | } |
32874aea |
1168 | SetDlgItemText(hwnd, IDC_COMMENTEDIT, |
1169 | *state->commentptr); |
1170 | } |
1171 | /* |
1172 | * Finally, hide the progress bar and show |
1173 | * the key data. |
1174 | */ |
9d07b2db |
1175 | ui_set_state(hwnd, state, 2); |
32874aea |
1176 | state->key_exists = TRUE; |
1177 | } |
1178 | } |
1179 | } |
1180 | break; |
6e522441 |
1181 | } |
1182 | return 0; |
1183 | case WM_DONEKEY: |
32874aea |
1184 | state = (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
1185 | state->generation_thread_exists = FALSE; |
1186 | state->key_exists = TRUE; |
5c72ca61 |
1187 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETRANGE, 0, |
1188 | MAKELPARAM(0, PROGRESSRANGE)); |
1189 | SendDlgItemMessage(hwnd, IDC_PROGRESS, PBM_SETPOS, PROGRESSRANGE, 0); |
3b4c5899 |
1190 | if (state->ssh2) { |
5c72ca61 |
1191 | if (state->is_dsa) { |
1192 | state->ssh2key.data = &state->dsskey; |
1193 | state->ssh2key.alg = &ssh_dss; |
1194 | } else { |
1195 | state->ssh2key.data = &state->key; |
1196 | state->ssh2key.alg = &ssh_rsa; |
1197 | } |
65a22376 |
1198 | state->commentptr = &state->ssh2key.comment; |
3b4c5899 |
1199 | } else { |
65a22376 |
1200 | state->commentptr = &state->key.comment; |
3b4c5899 |
1201 | } |
32874aea |
1202 | /* |
1203 | * Invent a comment for the key. We'll do this by including |
1204 | * the date in it. This will be so horrifyingly ugly that |
1205 | * the user will immediately want to change it, which is |
1206 | * what we want :-) |
1207 | */ |
1208 | *state->commentptr = smalloc(30); |
1209 | { |
1210 | time_t t; |
1211 | struct tm *tm; |
1212 | time(&t); |
1213 | tm = localtime(&t); |
5c72ca61 |
1214 | if (state->is_dsa) |
1215 | strftime(*state->commentptr, 30, "dsa-key-%Y%m%d", tm); |
1216 | else |
1217 | strftime(*state->commentptr, 30, "rsa-key-%Y%m%d", tm); |
32874aea |
1218 | } |
1219 | |
1220 | /* |
1221 | * Now update the key controls with all the key data. |
1222 | */ |
1223 | { |
65a22376 |
1224 | char *savecomment; |
32874aea |
1225 | /* |
1226 | * Blank passphrase, initially. This isn't dangerous, |
1227 | * because we will warn (Are You Sure?) before allowing |
1228 | * the user to save an unprotected private key. |
1229 | */ |
1230 | SetDlgItemText(hwnd, IDC_PASSPHRASE1EDIT, ""); |
1231 | SetDlgItemText(hwnd, IDC_PASSPHRASE2EDIT, ""); |
1232 | /* |
1233 | * Set the comment. |
1234 | */ |
1235 | SetDlgItemText(hwnd, IDC_COMMENTEDIT, *state->commentptr); |
1236 | /* |
1237 | * Set the key fingerprint. |
1238 | */ |
65a22376 |
1239 | savecomment = *state->commentptr; |
1240 | *state->commentptr = NULL; |
32874aea |
1241 | if (state->ssh2) { |
65a22376 |
1242 | char *fp; |
32874aea |
1243 | fp = state->ssh2key.alg->fingerprint(state->ssh2key.data); |
65a22376 |
1244 | SetDlgItemText(hwnd, IDC_FINGERPRINT, fp); |
1245 | sfree(fp); |
1246 | } else { |
1247 | char buf[128]; |
32874aea |
1248 | rsa_fingerprint(buf, sizeof(buf), &state->key); |
65a22376 |
1249 | SetDlgItemText(hwnd, IDC_FINGERPRINT, buf); |
32874aea |
1250 | } |
65a22376 |
1251 | *state->commentptr = savecomment; |
32874aea |
1252 | /* |
1253 | * Construct a decimal representation of the key, for |
af282e3b |
1254 | * pasting into .ssh/authorized_keys or |
1255 | * .ssh/authorized_keys2 on a Unix box. |
32874aea |
1256 | */ |
65a22376 |
1257 | if (state->ssh2) { |
af282e3b |
1258 | setupbigedit2(hwnd, IDC_KEYDISPLAY, |
1259 | IDC_PKSTATIC, &state->ssh2key); |
65a22376 |
1260 | } else { |
af282e3b |
1261 | setupbigedit1(hwnd, IDC_KEYDISPLAY, |
1262 | IDC_PKSTATIC, &state->key); |
65a22376 |
1263 | } |
32874aea |
1264 | } |
1265 | /* |
1266 | * Finally, hide the progress bar and show the key data. |
1267 | */ |
9d07b2db |
1268 | ui_set_state(hwnd, state, 2); |
32874aea |
1269 | break; |
0906628e |
1270 | case WM_HELP: |
1271 | if (help_path) { |
1272 | int id = ((LPHELPINFO)lParam)->iCtrlId; |
1273 | char *cmd = NULL; |
1274 | switch (id) { |
1275 | case IDC_GENERATING: |
1276 | case IDC_PROGRESS: |
1277 | case IDC_GENSTATIC: |
1278 | case IDC_GENERATE: |
1279 | cmd = "JI(`',`puttygen.generate')"; break; |
1280 | case IDC_PKSTATIC: |
1281 | case IDC_KEYDISPLAY: |
1282 | cmd = "JI(`',`puttygen.pastekey')"; break; |
1283 | case IDC_FPSTATIC: |
1284 | case IDC_FINGERPRINT: |
1285 | cmd = "JI(`',`puttygen.fingerprint')"; break; |
1286 | case IDC_COMMENTSTATIC: |
1287 | case IDC_COMMENTEDIT: |
1288 | cmd = "JI(`',`puttygen.comment')"; break; |
1289 | case IDC_PASSPHRASE1STATIC: |
1290 | case IDC_PASSPHRASE1EDIT: |
1291 | case IDC_PASSPHRASE2STATIC: |
1292 | case IDC_PASSPHRASE2EDIT: |
1293 | cmd = "JI(`',`puttygen.passphrase')"; break; |
1294 | case IDC_LOADSTATIC: |
1295 | case IDC_LOAD: |
1296 | cmd = "JI(`',`puttygen.load')"; break; |
1297 | case IDC_SAVESTATIC: |
1298 | case IDC_SAVE: |
1299 | cmd = "JI(`',`puttygen.savepriv')"; break; |
1300 | case IDC_SAVEPUB: |
1301 | cmd = "JI(`',`puttygen.savepub')"; break; |
1302 | case IDC_TYPESTATIC: |
1303 | case IDC_KEYSSH1: |
1304 | case IDC_KEYSSH2RSA: |
1305 | case IDC_KEYSSH2DSA: |
1306 | cmd = "JI(`',`puttygen.keytype')"; break; |
1307 | case IDC_BITSSTATIC: |
1308 | case IDC_BITS: |
1309 | cmd = "JI(`',`puttygen.bits')"; break; |
9d07b2db |
1310 | case IDC_EXPORT_OPENSSH: |
1311 | case IDC_EXPORT_SSHCOM: |
1312 | cmd = "JI(`',`puttygen.export')"; break; |
0906628e |
1313 | } |
1314 | if (cmd) { |
1315 | WinHelp(hwnd, help_path, HELP_COMMAND, (DWORD)cmd); |
1316 | requested_help = TRUE; |
1317 | } else { |
1318 | MessageBeep(0); |
1319 | } |
1320 | } |
1321 | break; |
6e522441 |
1322 | case WM_CLOSE: |
32874aea |
1323 | state = (struct MainDlgState *) GetWindowLong(hwnd, GWL_USERDATA); |
1324 | sfree(state); |
0906628e |
1325 | if (requested_help) { |
1326 | WinHelp(hwnd, help_path, HELP_QUIT, 0); |
1327 | requested_help = FALSE; |
1328 | } |
32874aea |
1329 | EndDialog(hwnd, 1); |
6e522441 |
1330 | return 0; |
1331 | } |
1332 | return 0; |
1333 | } |
1334 | |
93b581bd |
1335 | void cleanup_exit(int code) { exit(code); } |
1336 | |
32874aea |
1337 | int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) |
1338 | { |
8b8cf871 |
1339 | InitCommonControls(); |
6e522441 |
1340 | hinst = inst; |
0906628e |
1341 | |
1342 | /* |
1343 | * See if we can find our Help file. |
1344 | */ |
1345 | { |
1346 | char b[2048], *p, *q, *r; |
1347 | FILE *fp; |
1348 | GetModuleFileName(NULL, b, sizeof(b) - 1); |
1349 | r = b; |
1350 | p = strrchr(b, '\\'); |
1351 | if (p && p >= r) r = p+1; |
1352 | q = strrchr(b, ':'); |
1353 | if (q && q >= r) r = q+1; |
1354 | strcpy(r, "putty.hlp"); |
1355 | if ( (fp = fopen(b, "r")) != NULL) { |
1356 | help_path = dupstr(b); |
1357 | fclose(fp); |
1358 | } else |
1359 | help_path = NULL; |
1360 | } |
1361 | |
6e522441 |
1362 | random_init(); |
32874aea |
1363 | return DialogBox(hinst, MAKEINTRESOURCE(201), NULL, |
1364 | MainDlgProc) != IDOK; |
6e522441 |
1365 | } |