2 * PuTTY key generation front end.
11 #define PUTTY_DO_GLOBALS
17 #define WM_DONEKEY (WM_XUSER + 1)
19 #define DEFAULT_KEYSIZE 1024
21 /* ----------------------------------------------------------------------
22 * Progress report code. This is really horrible :-)
24 #define PHASE1TOTAL 0x10000
25 #define PHASE2TOTAL 0x10000
26 #define PHASE3TOTAL 0x04000
28 #define PHASE2START (PHASE1TOTAL)
29 #define PHASE3START (PHASE1TOTAL + PHASE2TOTAL)
30 #define TOTALTOTAL (PHASE1TOTAL + PHASE2TOTAL + PHASE3TOTAL)
31 #define PROGRESSBIGRANGE 65535
32 #define DIVISOR ((TOTALTOTAL + PROGRESSBIGRANGE - 1) / PROGRESSBIGRANGE)
33 #define PROGRESSRANGE (TOTALTOTAL / DIVISOR)
35 unsigned phase1param
, phase1current
, phase1n
;
36 unsigned phase2param
, phase2current
, phase2n
;
41 static void progress_update(void *param
, int phase
, int iprogress
)
43 struct progress
*p
= (struct progress
*) param
;
44 unsigned progress
= iprogress
;
49 p
->phase1param
= 0x10000 + progress
;
50 p
->phase1current
= 0x10000;
54 p
->phase2param
= 0x10000 + progress
;
55 p
->phase2current
= 0x10000;
59 p
->phase3mult
= PHASE3TOTAL
/ progress
;
62 while (p
->phase1n
< progress
) {
64 p
->phase1current
*= p
->phase1param
;
65 p
->phase1current
/= 0x10000;
67 position
= PHASE1START
+ 0x10000 - p
->phase1current
;
70 while (p
->phase2n
< progress
) {
72 p
->phase2current
*= p
->phase2param
;
73 p
->phase2current
/= 0x10000;
75 position
= PHASE2START
+ 0x10000 - p
->phase2current
;
78 position
= PHASE3START
+ progress
* p
->phase3mult
;
82 SendMessage(p
->progbar
, PBM_SETPOS
, position
/ DIVISOR
, 0);
87 #define PASSPHRASE_MAXLEN 512
89 struct PassphraseProcStruct
{
95 * Dialog-box function for the passphrase box.
97 static int CALLBACK
PassphraseProc(HWND hwnd
, UINT msg
,
98 WPARAM wParam
, LPARAM lParam
)
100 static char *passphrase
= NULL
;
101 struct PassphraseProcStruct
*p
;
105 SetForegroundWindow(hwnd
);
106 SetWindowPos(hwnd
, HWND_TOP
, 0, 0, 0, 0,
107 SWP_NOMOVE
| SWP_NOSIZE
| SWP_SHOWWINDOW
);
112 { /* centre the window */
116 hw
= GetDesktopWindow();
117 if (GetWindowRect(hw
, &rs
) && GetWindowRect(hwnd
, &rd
))
119 (rs
.right
+ rs
.left
+ rd
.left
- rd
.right
) / 2,
120 (rs
.bottom
+ rs
.top
+ rd
.top
- rd
.bottom
) / 2,
121 rd
.right
- rd
.left
, rd
.bottom
- rd
.top
, TRUE
);
124 p
= (struct PassphraseProcStruct
*) lParam
;
125 passphrase
= p
->passphrase
;
127 SetDlgItemText(hwnd
, 101, p
->comment
);
129 SetDlgItemText(hwnd
, 102, passphrase
);
132 switch (LOWORD(wParam
)) {
142 case 102: /* edit box */
143 if ((HIWORD(wParam
) == EN_CHANGE
) && passphrase
) {
144 GetDlgItemText(hwnd
, 102, passphrase
,
145 PASSPHRASE_MAXLEN
- 1);
146 passphrase
[PASSPHRASE_MAXLEN
- 1] = '\0';
159 * Prompt for a key file. Assumes the filename buffer is of size
162 static int prompt_keyfile(HWND hwnd
, char *dlgtitle
,
163 char *filename
, int save
)
166 memset(&of
, 0, sizeof(of
));
167 #ifdef OPENFILENAME_SIZE_VERSION_400
168 of
.lStructSize
= OPENFILENAME_SIZE_VERSION_400
;
170 of
.lStructSize
= sizeof(of
);
173 of
.lpstrFilter
= "All Files\0*\0\0\0";
174 of
.lpstrCustomFilter
= NULL
;
176 of
.lpstrFile
= filename
;
178 of
.nMaxFile
= FILENAME_MAX
;
179 of
.lpstrFileTitle
= NULL
;
180 of
.lpstrInitialDir
= NULL
;
181 of
.lpstrTitle
= dlgtitle
;
184 return GetSaveFileName(&of
);
186 return GetOpenFileName(&of
);
190 * This function is needed to link with the DES code. We need not
191 * have it do anything at all.
193 void logevent(char *msg
)
198 * Dialog-box function for the Licence box.
200 static int CALLBACK
LicenceProc(HWND hwnd
, UINT msg
,
201 WPARAM wParam
, LPARAM lParam
)
208 { /* centre the window */
212 hw
= GetDesktopWindow();
213 if (GetWindowRect(hw
, &rs
) && GetWindowRect(hwnd
, &rd
))
215 (rs
.right
+ rs
.left
+ rd
.left
- rd
.right
) / 2,
216 (rs
.bottom
+ rs
.top
+ rd
.top
- rd
.bottom
) / 2,
217 rd
.right
- rd
.left
, rd
.bottom
- rd
.top
, TRUE
);
222 switch (LOWORD(wParam
)) {
236 * Dialog-box function for the About box.
238 static int CALLBACK
AboutProc(HWND hwnd
, UINT msg
,
239 WPARAM wParam
, LPARAM lParam
)
246 { /* centre the window */
250 hw
= GetDesktopWindow();
251 if (GetWindowRect(hw
, &rs
) && GetWindowRect(hwnd
, &rd
))
253 (rs
.right
+ rs
.left
+ rd
.left
- rd
.right
) / 2,
254 (rs
.bottom
+ rs
.top
+ rd
.top
- rd
.bottom
) / 2,
255 rd
.right
- rd
.left
, rd
.bottom
- rd
.top
, TRUE
);
258 SetDlgItemText(hwnd
, 100, ver
);
261 switch (LOWORD(wParam
)) {
266 EnableWindow(hwnd
, 0);
267 DialogBox(hinst
, MAKEINTRESOURCE(214), NULL
, LicenceProc
);
268 EnableWindow(hwnd
, 1);
269 SetActiveWindow(hwnd
);
281 * Thread to generate a key.
283 struct rsa_key_thread_params
{
284 HWND progressbar
; /* notify this with progress */
285 HWND dialog
; /* notify this on completion */
286 int keysize
; /* bits in key */
289 static DWORD WINAPI
generate_rsa_key_thread(void *param
)
291 struct rsa_key_thread_params
*params
=
292 (struct rsa_key_thread_params
*) param
;
293 struct progress prog
;
294 prog
.progbar
= params
->progressbar
;
296 rsa_generate(params
->key
, params
->keysize
, progress_update
, &prog
);
298 PostMessage(params
->dialog
, WM_DONEKEY
, 0, 0);
304 struct MainDlgState
{
305 int collecting_entropy
;
306 int generation_thread_exists
;
308 int entropy_got
, entropy_required
, entropy_size
;
311 char **commentptr
; /* points to key.comment or ssh2key.comment */
312 struct ssh2_userkey ssh2key
;
317 static void hidemany(HWND hwnd
, const int *ids
, int hideit
)
320 ShowWindow(GetDlgItem(hwnd
, *ids
++), (hideit ? SW_HIDE
: SW_SHOW
));
324 static void setupbigedit1(HWND hwnd
, int id
, struct RSAKey
*key
)
329 dec1
= bignum_decimal(key
->exponent
);
330 dec2
= bignum_decimal(key
->modulus
);
331 buffer
= smalloc(strlen(dec1
) + strlen(dec2
) +
332 strlen(key
->comment
) + 30);
333 sprintf(buffer
, "%d %s %s %s",
334 bignum_bitcount(key
->modulus
), dec1
, dec2
, key
->comment
);
335 SetDlgItemText(hwnd
, id
, buffer
);
341 static void setupbigedit2(HWND hwnd
, int id
, struct ssh2_userkey
*key
)
343 unsigned char *pub_blob
;
348 pub_blob
= key
->alg
->public_blob(key
->data
, &pub_len
);
349 buffer
= smalloc(strlen(key
->alg
->name
) + 4 * ((pub_len
+ 2) / 3) +
350 strlen(key
->comment
) + 3);
351 strcpy(buffer
, key
->alg
->name
);
352 p
= buffer
+ strlen(buffer
);
355 while (i
< pub_len
) {
356 int n
= (pub_len
- i
< 3 ? pub_len
- i
: 3);
357 base64_encode_atom(pub_blob
+ i
, n
, p
);
362 strcpy(p
, key
->comment
);
363 SetDlgItemText(hwnd
, id
, buffer
);
369 * Dialog-box function for the main PuTTYgen dialog box.
371 static int CALLBACK
MainDlgProc(HWND hwnd
, UINT msg
,
372 WPARAM wParam
, LPARAM lParam
)
375 controlidstart
= 100,
381 IDC_PKSTATIC
, IDC_KEYDISPLAY
,
382 IDC_FPSTATIC
, IDC_FINGERPRINT
,
383 IDC_COMMENTSTATIC
, IDC_COMMENTEDIT
,
384 IDC_PASSPHRASE1STATIC
, IDC_PASSPHRASE1EDIT
,
385 IDC_PASSPHRASE2STATIC
, IDC_PASSPHRASE2EDIT
,
387 IDC_GENSTATIC
, IDC_GENERATE
,
388 IDC_LOADSTATIC
, IDC_LOAD
,
389 IDC_SAVESTATIC
, IDC_SAVE
,
391 IDC_TYPESTATIC
, IDC_KEYSSH1
, IDC_KEYSSH2RSA
,
392 IDC_BITSSTATIC
, IDC_BITS
,
395 static const int nokey_ids
[] = { IDC_NOKEY
, 0 };
396 static const int generating_ids
[] =
397 { IDC_GENERATING
, IDC_PROGRESS
, 0 };
398 static const int gotkey_ids
[] = {
399 IDC_PKSTATIC
, IDC_KEYDISPLAY
,
400 IDC_FPSTATIC
, IDC_FINGERPRINT
,
401 IDC_COMMENTSTATIC
, IDC_COMMENTEDIT
,
402 IDC_PASSPHRASE1STATIC
, IDC_PASSPHRASE1EDIT
,
403 IDC_PASSPHRASE2STATIC
, IDC_PASSPHRASE2EDIT
, 0
405 static const char generating_msg
[] =
406 "Please wait while a key is generated...";
407 static const char entropy_msg
[] =
408 "Please generate some randomness by moving the mouse over the blank area.";
409 struct MainDlgState
*state
;
416 { /* centre the window */
420 hw
= GetDesktopWindow();
421 if (GetWindowRect(hw
, &rs
) && GetWindowRect(hwnd
, &rd
))
423 (rs
.right
+ rs
.left
+ rd
.left
- rd
.right
) / 2,
424 (rs
.bottom
+ rs
.top
+ rd
.top
- rd
.bottom
) / 2,
425 rd
.right
- rd
.left
, rd
.bottom
- rd
.top
, TRUE
);
428 state
= smalloc(sizeof(*state
));
429 state
->generation_thread_exists
= FALSE
;
430 state
->collecting_entropy
= FALSE
;
431 state
->entropy
= NULL
;
432 state
->key_exists
= FALSE
;
433 SetWindowLong(hwnd
, GWL_USERDATA
, (LONG
) state
);
435 struct ctlpos cp
, cp2
;
437 /* Accelerators used: acglops */
439 ctlposinit(&cp
, hwnd
, 10, 10, 10);
440 bartitle(&cp
, "Public and private key generation for PuTTY",
442 beginbox(&cp
, "Key", IDC_BOX_KEY
);
444 statictext(&cp2
, "No key.", IDC_NOKEY
);
446 statictext(&cp2
, "", IDC_GENERATING
);
447 progressbar(&cp2
, IDC_PROGRESS
);
449 "&Public key for pasting into authorized_keys file:",
450 IDC_PKSTATIC
, IDC_KEYDISPLAY
, 7);
451 SendDlgItemMessage(hwnd
, IDC_KEYDISPLAY
, EM_SETREADONLY
, 1, 0);
452 staticedit(&cp
, "Key fingerprint:", IDC_FPSTATIC
,
453 IDC_FINGERPRINT
, 75);
454 SendDlgItemMessage(hwnd
, IDC_FINGERPRINT
, EM_SETREADONLY
, 1,
456 staticedit(&cp
, "Key &comment:", IDC_COMMENTSTATIC
,
457 IDC_COMMENTEDIT
, 75);
458 staticpassedit(&cp
, "Key p&assphrase:", IDC_PASSPHRASE1STATIC
,
459 IDC_PASSPHRASE1EDIT
, 75);
460 staticpassedit(&cp
, "C&onfirm passphrase:",
461 IDC_PASSPHRASE2STATIC
, IDC_PASSPHRASE2EDIT
, 75);
463 beginbox(&cp
, "Actions", IDC_BOX_ACTIONS
);
464 staticbtn(&cp
, "Generate a public/private key pair",
465 IDC_GENSTATIC
, "&Generate", IDC_GENERATE
);
466 staticbtn(&cp
, "Load an existing private key file",
467 IDC_LOADSTATIC
, "&Load", IDC_LOAD
);
468 staticbtn(&cp
, "Save the generated key to a new file",
469 IDC_SAVESTATIC
, "&Save", IDC_SAVE
);
471 beginbox(&cp
, "Parameters", IDC_BOX_PARAMS
);
472 radioline(&cp
, "Type of key to generate:", IDC_TYPESTATIC
, 2,
473 "SSH&1 (RSA)", IDC_KEYSSH1
,
474 "SSH2 &RSA", IDC_KEYSSH2RSA
, NULL
);
475 staticedit(&cp
, "Number of &bits in a generated key:",
476 IDC_BITSSTATIC
, IDC_BITS
, 20);
479 CheckRadioButton(hwnd
, IDC_KEYSSH1
, IDC_KEYSSH2RSA
, IDC_KEYSSH1
);
480 SetDlgItemInt(hwnd
, IDC_BITS
, DEFAULT_KEYSIZE
, FALSE
);
483 * Initially, hide the progress bar and the key display,
484 * and show the no-key display. Also disable the Save
485 * button, because with no key we obviously can't save
488 hidemany(hwnd
, nokey_ids
, FALSE
);
489 hidemany(hwnd
, generating_ids
, TRUE
);
490 hidemany(hwnd
, gotkey_ids
, TRUE
);
491 EnableWindow(GetDlgItem(hwnd
, IDC_SAVE
), 0);
495 state
= (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
496 if (state
->collecting_entropy
&&
497 state
->entropy
&& state
->entropy_got
< state
->entropy_required
) {
498 state
->entropy
[state
->entropy_got
++] = lParam
;
499 state
->entropy
[state
->entropy_got
++] = GetMessageTime();
500 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETPOS
,
501 state
->entropy_got
, 0);
502 if (state
->entropy_got
>= state
->entropy_required
) {
503 struct rsa_key_thread_params
*params
;
507 * Seed the entropy pool
509 random_add_heavynoise(state
->entropy
, state
->entropy_size
);
510 memset(state
->entropy
, 0, state
->entropy_size
);
511 sfree(state
->entropy
);
512 state
->collecting_entropy
= FALSE
;
514 SetDlgItemText(hwnd
, IDC_GENERATING
, generating_msg
);
515 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETRANGE
, 0,
516 MAKELPARAM(0, PROGRESSRANGE
));
517 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETPOS
, 0, 0);
519 params
= smalloc(sizeof(*params
));
520 params
->progressbar
= GetDlgItem(hwnd
, IDC_PROGRESS
);
521 params
->dialog
= hwnd
;
522 params
->keysize
= state
->keysize
;
523 params
->key
= &state
->key
;
525 if (!CreateThread(NULL
, 0, generate_rsa_key_thread
,
526 params
, 0, &threadid
)) {
527 MessageBox(hwnd
, "Out of thread resources",
528 "Key generation error",
529 MB_OK
| MB_ICONERROR
);
532 state
->generation_thread_exists
= TRUE
;
538 switch (LOWORD(wParam
)) {
539 case IDC_COMMENTEDIT
:
540 if (HIWORD(wParam
) == EN_CHANGE
) {
541 state
= (struct MainDlgState
*)
542 GetWindowLong(hwnd
, GWL_USERDATA
);
543 if (state
->key_exists
) {
544 HWND editctl
= GetDlgItem(hwnd
, IDC_COMMENTEDIT
);
545 int len
= GetWindowTextLength(editctl
);
546 if (*state
->commentptr
)
547 sfree(*state
->commentptr
);
548 *state
->commentptr
= smalloc(len
+ 1);
549 GetWindowText(editctl
, *state
->commentptr
, len
+ 1);
551 setupbigedit2(hwnd
, IDC_KEYDISPLAY
,
554 setupbigedit1(hwnd
, IDC_KEYDISPLAY
, &state
->key
);
560 EnableWindow(hwnd
, 0);
561 DialogBox(hinst
, MAKEINTRESOURCE(213), NULL
, AboutProc
);
562 EnableWindow(hwnd
, 1);
563 SetActiveWindow(hwnd
);
567 (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
568 if (!state
->generation_thread_exists
) {
570 state
->keysize
= GetDlgItemInt(hwnd
, IDC_BITS
, &ok
, FALSE
);
572 state
->keysize
= DEFAULT_KEYSIZE
;
573 /* If we ever introduce a new key type, check it here! */
574 state
->ssh2
= !IsDlgButtonChecked(hwnd
, IDC_KEYSSH1
);
575 if (state
->keysize
< 256) {
576 int ret
= MessageBox(hwnd
,
577 "PuTTYgen will not generate a key"
578 " smaller than 256 bits.\n"
579 "Key length reset to 256. Continue?",
581 MB_ICONWARNING
| MB_OKCANCEL
);
584 state
->keysize
= 256;
585 SetDlgItemInt(hwnd
, IDC_BITS
, 256, FALSE
);
587 hidemany(hwnd
, nokey_ids
, TRUE
);
588 hidemany(hwnd
, generating_ids
, FALSE
);
589 hidemany(hwnd
, gotkey_ids
, TRUE
);
590 EnableWindow(GetDlgItem(hwnd
, IDC_GENERATE
), 0);
591 EnableWindow(GetDlgItem(hwnd
, IDC_LOAD
), 0);
592 EnableWindow(GetDlgItem(hwnd
, IDC_SAVE
), 0);
593 state
->key_exists
= FALSE
;
594 SetDlgItemText(hwnd
, IDC_GENERATING
, entropy_msg
);
595 state
->collecting_entropy
= TRUE
;
598 * My brief statistical tests on mouse movements
599 * suggest that there are about 2.5 bits of
600 * randomness in the x position, 2.5 in the y
601 * position, and 1.7 in the message time, making
602 * 5.7 bits of unpredictability per mouse movement.
603 * However, other people have told me it's far less
604 * than that, so I'm going to be stupidly cautious
605 * and knock that down to a nice round 2. With this
606 * method, we require two words per mouse movement,
607 * so with 2 bits per mouse movement we expect 2
608 * bits every 2 words.
610 state
->entropy_required
= (state
->keysize
/ 2) * 2;
611 state
->entropy_got
= 0;
612 state
->entropy_size
= (state
->entropy_required
*
613 sizeof(*state
->entropy
));
614 state
->entropy
= smalloc(state
->entropy_size
);
616 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETRANGE
, 0,
617 MAKELPARAM(0, state
->entropy_required
));
618 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETPOS
, 0, 0);
623 (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
624 if (state
->key_exists
) {
625 char filename
[FILENAME_MAX
];
626 char passphrase
[PASSPHRASE_MAXLEN
];
627 char passphrase2
[PASSPHRASE_MAXLEN
];
628 GetDlgItemText(hwnd
, IDC_PASSPHRASE1EDIT
,
629 passphrase
, sizeof(passphrase
));
630 GetDlgItemText(hwnd
, IDC_PASSPHRASE2EDIT
,
631 passphrase2
, sizeof(passphrase2
));
632 if (strcmp(passphrase
, passphrase2
)) {
634 "The two passphrases given do not match.",
635 "PuTTYgen Error", MB_OK
| MB_ICONERROR
);
640 ret
= MessageBox(hwnd
,
641 "Are you sure you want to save this key\n"
642 "without a passphrase to protect it?",
644 MB_YESNO
| MB_ICONWARNING
);
648 if (prompt_keyfile(hwnd
, "Save private key as:",
651 FILE *fp
= fopen(filename
, "r");
653 char buffer
[FILENAME_MAX
+ 80];
655 sprintf(buffer
, "Overwrite existing file\n%.*s?",
656 FILENAME_MAX
, filename
);
657 ret
= MessageBox(hwnd
, buffer
, "PuTTYgen Warning",
658 MB_YESNO
| MB_ICONWARNING
);
663 ret
= ssh2_save_userkey(filename
, &state
->ssh2key
,
664 *passphrase ? passphrase
:
667 ret
= saversakey(filename
, &state
->key
,
668 *passphrase ? passphrase
: NULL
);
671 MessageBox(hwnd
, "Unable to save key file",
672 "PuTTYgen Error", MB_OK
| MB_ICONERROR
);
679 (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
680 if (!state
->generation_thread_exists
) {
681 char filename
[FILENAME_MAX
];
682 if (prompt_keyfile(hwnd
, "Load private key:", filename
, 0)) {
683 char passphrase
[PASSPHRASE_MAXLEN
];
688 struct PassphraseProcStruct pps
;
689 struct RSAKey newkey1
;
690 struct ssh2_userkey
*newkey2
;
692 ver
= keyfile_version(filename
);
694 MessageBox(NULL
, "Couldn't load private key.",
695 "PuTTYgen Error", MB_OK
| MB_ICONERROR
);
701 needs_pass
= rsakey_encrypted(filename
, &comment
);
704 ssh2_userkey_encrypted(filename
, &comment
);
705 pps
.passphrase
= passphrase
;
706 pps
.comment
= comment
;
710 dlgret
= DialogBoxParam(hinst
,
711 MAKEINTRESOURCE(210),
712 NULL
, PassphraseProc
,
722 loadrsakey(filename
, &newkey1
, passphrase
);
725 ssh2_load_userkey(filename
, passphrase
);
726 if (newkey2
== SSH2_WRONG_PASSPHRASE
)
737 MessageBox(NULL
, "Couldn't load private key.",
738 "PuTTYgen Error", MB_OK
| MB_ICONERROR
);
739 } else if (ret
== 1) {
740 EnableWindow(GetDlgItem(hwnd
, IDC_GENERATE
), 1);
741 EnableWindow(GetDlgItem(hwnd
, IDC_LOAD
), 1);
742 EnableWindow(GetDlgItem(hwnd
, IDC_SAVE
), 1);
744 * Now update the key controls with all the
748 SetDlgItemText(hwnd
, IDC_PASSPHRASE1EDIT
,
750 SetDlgItemText(hwnd
, IDC_PASSPHRASE2EDIT
,
757 state
->commentptr
= &state
->key
.comment
;
758 state
->key
= newkey1
;
761 * Set the key fingerprint.
763 savecomment
= state
->key
.comment
;
764 state
->key
.comment
= NULL
;
765 rsa_fingerprint(buf
, sizeof(buf
),
767 state
->key
.comment
= savecomment
;
769 SetDlgItemText(hwnd
, IDC_FINGERPRINT
, buf
);
771 * Construct a decimal representation
772 * of the key, for pasting into
773 * .ssh/authorized_keys on a Unix box.
775 setupbigedit1(hwnd
, IDC_KEYDISPLAY
,
783 &state
->ssh2key
.comment
;
784 state
->ssh2key
= *newkey2
; /* structure copy */
787 savecomment
= state
->ssh2key
.comment
;
788 state
->ssh2key
.comment
= NULL
;
791 fingerprint(state
->ssh2key
.data
);
792 state
->ssh2key
.comment
= savecomment
;
794 SetDlgItemText(hwnd
, IDC_FINGERPRINT
, fp
);
797 setupbigedit2(hwnd
, IDC_KEYDISPLAY
,
800 SetDlgItemText(hwnd
, IDC_COMMENTEDIT
,
804 * Finally, hide the progress bar and show
807 hidemany(hwnd
, nokey_ids
, TRUE
);
808 hidemany(hwnd
, generating_ids
, TRUE
);
809 hidemany(hwnd
, gotkey_ids
, FALSE
);
810 state
->key_exists
= TRUE
;
818 state
= (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
819 state
->generation_thread_exists
= FALSE
;
820 state
->key_exists
= TRUE
;
821 SendDlgItemMessage(hwnd
, IDC_PROGRESS
, PBM_SETPOS
, PROGRESSRANGE
,
823 EnableWindow(GetDlgItem(hwnd
, IDC_GENERATE
), 1);
824 EnableWindow(GetDlgItem(hwnd
, IDC_LOAD
), 1);
825 EnableWindow(GetDlgItem(hwnd
, IDC_SAVE
), 1);
827 state
->ssh2key
.data
= &state
->key
;
828 state
->ssh2key
.alg
= &ssh_rsa
;
829 state
->commentptr
= &state
->ssh2key
.comment
;
831 state
->commentptr
= &state
->key
.comment
;
834 * Invent a comment for the key. We'll do this by including
835 * the date in it. This will be so horrifyingly ugly that
836 * the user will immediately want to change it, which is
839 *state
->commentptr
= smalloc(30);
845 strftime(*state
->commentptr
, 30, "rsa-key-%Y%m%d", tm
);
849 * Now update the key controls with all the key data.
854 * Blank passphrase, initially. This isn't dangerous,
855 * because we will warn (Are You Sure?) before allowing
856 * the user to save an unprotected private key.
858 SetDlgItemText(hwnd
, IDC_PASSPHRASE1EDIT
, "");
859 SetDlgItemText(hwnd
, IDC_PASSPHRASE2EDIT
, "");
863 SetDlgItemText(hwnd
, IDC_COMMENTEDIT
, *state
->commentptr
);
865 * Set the key fingerprint.
867 savecomment
= *state
->commentptr
;
868 *state
->commentptr
= NULL
;
871 fp
= state
->ssh2key
.alg
->fingerprint(state
->ssh2key
.data
);
872 SetDlgItemText(hwnd
, IDC_FINGERPRINT
, fp
);
876 rsa_fingerprint(buf
, sizeof(buf
), &state
->key
);
877 SetDlgItemText(hwnd
, IDC_FINGERPRINT
, buf
);
879 *state
->commentptr
= savecomment
;
881 * Construct a decimal representation of the key, for
882 * pasting into .ssh/authorized_keys on a Unix box.
885 setupbigedit2(hwnd
, IDC_KEYDISPLAY
, &state
->ssh2key
);
887 setupbigedit1(hwnd
, IDC_KEYDISPLAY
, &state
->key
);
891 * Finally, hide the progress bar and show the key data.
893 hidemany(hwnd
, nokey_ids
, TRUE
);
894 hidemany(hwnd
, generating_ids
, TRUE
);
895 hidemany(hwnd
, gotkey_ids
, FALSE
);
898 state
= (struct MainDlgState
*) GetWindowLong(hwnd
, GWL_USERDATA
);
906 int WINAPI
WinMain(HINSTANCE inst
, HINSTANCE prev
, LPSTR cmdline
, int show
)
908 InitCommonControls();
911 return DialogBox(hinst
, MAKEINTRESOURCE(201), NULL
,
912 MainDlgProc
) != IDOK
;