trunk/Src/wptKeysignDlg.cpp

/* wptKeysignDlg.cpp - Key signing dialog
 *      Copyright (C) 2001-2005 Timo Schulz
 *
 * This file is part of WinPT.
 *
 * WinPT is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * WinPT is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with WinPT; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#include <windows.h>
#include <commctrl.h>

#include "../resource.h"
#include "wptGPG.h"
#include "wptNLS.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptTypes.h"
#include "wptErrors.h"
#include "wptCommonCtl.h"
#include "wptContext.h"
#include "wptDlgs.h"
#include "wptUTF8.h"
#include "wptRegistry.h"
#include "wptKeyList.h"
#include "wptKeyEdit.h"

static int sig_class_choice = 0;

/* Return a beautified printable fingerprint of @fpr. */
static const char*
get_printable_fpr (const char *fpr)
{
    static char pfpr[64];    
    int pos = 0;
    size_t i;

    for (i = 0; i < strlen (fpr); i += 4) {
        pfpr[pos++] = fpr[i];
        pfpr[pos++] = fpr[i+1];
        pfpr[pos++] = fpr[i+2];
        pfpr[pos++] = fpr[i+3];
        pfpr[pos++] = ' ';
    }
    return pfpr;
}


/* Return human friendly information about the key @key. */
static const char*
get_keyinfo (gpgme_key_t key)
{
    static char buf[64+16];
    struct winpt_key_s k;

    memset (&k, 0, sizeof (k));
    winpt_get_seckey (key->subkeys->keyid, &k);
    _snprintf (buf, DIM (buf)-1-16, "%d-bit %s key, ID %s", 
        key->subkeys->length,
        get_key_pubalgo (key->subkeys->pubkey_algo),
        key->subkeys->keyid+8);
    if (k.ext->gloflags.divert_to_card)
        strcat (buf, " (Card)");
    return buf;
}


/* Fill the secret key combo-box with all entries from the cache.
   @dlg is the handle to the combo-box. @keyid show which key to skip.
   Return value: 0 on success. */
static int
do_fill_seckeylist (HWND dlg, const char *keyid)
{
    gpg_keycache_t sec;
    gpgme_key_t pk;
    const char * s;
    char * uid, * p;    
    int i = 0, n=0;

    sec = keycache_get_ctx (0);
    if (!sec)
        BUG (0);
    gpg_keycache_rewind (sec);
    while (!gpg_keycache_next_key (sec, 1, &pk)) {
        if (!pk)
            continue;
        s = pk->subkeys->keyid;
        if (!strcmp (s, keyid))
            continue;
        /* skip all ElGamal sign+encrypt keys */
        if (pk->subkeys->pubkey_algo == GPGME_PK_ELG)
            continue;
        /* make sure the public key is okay not: revoked, expired or disabled. */
        if (pk->expired ||pk->revoked || pk->disabled)
            continue;
        s = pk->uids->name;
        if (!s)
            continue;
        uid = utf8_to_wincp (s, strlen (s));
        p = new char[strlen (uid) + 64];
        if (!p)
            BUG (NULL);
        _snprintf (p, strlen (uid) + 63, "%s (%s)", uid, get_keyinfo (pk));
        SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_ADDSTRING, i, (LPARAM)(char *)p);
        SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_SETITEMDATA, i++, (LPARAM)(DWORD)pk);
        free_if_alloc (p);
        free (uid);
        n++;
    }
    SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_SETCURSEL, 0, 0);
    if (!n)
        return -1;
    return 0;
}


/* Check if the selected key is protected and en- or disable the 
   passphrase control. */
static void
do_check_protection (HWND dlg)
{
    int idx, protec;
    gpgme_key_t key;
    struct winpt_key_s k;

    idx = SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0 );
    key = (gpgme_key_t)SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETITEMDATA, (WPARAM)idx, 0 );
    if (key) {
        winpt_get_seckey (key->subkeys->keyid, &k);
        protec = k.is_protected;
        if (!protec)
            protec = k.ext->gloflags.divert_to_card;
        EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE), protec? TRUE : FALSE);
    }
}


/* Dialog box procedure to choose the signature class. */
BOOL CALLBACK
sig_class_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    switch (msg) {
    case WM_INITDIALOG:
        SetWindowText (dlg, _("Choose Signature Class"));
        SetDlgItemText (dlg, IDC_SIGCLASS_TITLEINF, _("How carefully have you verified the key you are about to sign actually belongs to the person? If you don't know what to anwser, use \"0\"."));
        SetDlgItemText (dlg, IDC_SIGCLASS_CLASS0, _("(0) I will not answer (default)"));
        SetDlgItemText (dlg, IDC_SIGCLASS_CLASS1, _("(1) I have not checked at all."));
        SetDlgItemText (dlg, IDC_SIGCLASS_CLASS2, _("(2) I have done causal checking."));
        SetDlgItemText (dlg, IDC_SIGCLASS_CLASS3, _("(3) I have done very careful checkings."));
        CheckDlgButton (dlg, IDC_SIGCLASS_CLASS0, BST_CHECKED);
        SetForegroundWindow (dlg);
        center_window (dlg, NULL);
        return TRUE;

    case WM_COMMAND:
        switch( LOWORD( wparam ) ) {
        case IDOK:
            if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS0))
                sig_class_choice = 0;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS1))
                sig_class_choice = 1;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS2))
                sig_class_choice = 2;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS3))
                sig_class_choice = 3;
            else
                sig_class_choice = 0;
            EndDialog (dlg, TRUE);
            return TRUE;
        }
        break;
    }

    return FALSE;
}


/* Return the humand friendly expiration date of @key. */
static const char*
get_expire_date (gpgme_key_t key)
{
    static char tmp[64];

    u32 u = key->subkeys->expires;
    if (!u)
        return _("never");
    return get_key_expire_date (u);
}

/* Display photo of key @key in a separate window. */
static void
show_photo (winpt_key_t key)
{
    /* XXX: fill it with life. */
}


/* Dialog box procedure to sign a key. */
BOOL CALLBACK
keysign_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static winpt_key_t key;
    GpgKeyEdit *ke;
    gpgme_error_t err;
    gpgme_key_t k;
    SYSTEMTIME st;
    HWND h;
    char keymsg[2048], pwd[256];
    char *uid = NULL;
    const char *keyid, *s;
    int type, expires=0, idx;
    
    switch ( msg )  {
    case WM_INITDIALOG:
        if (lparam == NULL)
            dlg_fatal_error (dlg, "Could not get dialog param.");
        #ifndef LANG_DE
        SetWindowText (dlg, _("Key Signing"));
        #endif
        key = (winpt_key_t) lparam;
        s = key->ctx->uids->uid;
        uid = utf8_to_wincp (s, strlen (s));
        _snprintf (keymsg, sizeof keymsg -1,
                   _("pub %d/%s  created: %s    expires: %s\n\n"
                     "Primary key fingerprint: %s\n\n"
                     "\t%s\n\n"
                     "\nAre you really sure that you want to sign this key with YOUR key?\n"),
                   key->ctx->subkeys->length,
                   key->ctx->subkeys->keyid+8,
                   get_key_created (key->ctx->subkeys->timestamp),
                   get_expire_date (key->ctx),
                   get_printable_fpr (key->ctx->subkeys->fpr),
                   uid);
        free (uid);
        s = key->ctx->subkeys->keyid;
        if (do_fill_seckeylist (dlg, s)) {
            msg_box (dlg, _("No valid secret key found."), _("Key Signing"), MB_ERR);
            EndDialog (dlg, FALSE);
        }
        SetDlgItemText (dlg, IDC_KEYSIGN_INFOS, keymsg);
        #ifndef LANG_DE
        SetDlgItemText (dlg, IDC_KEYSIGN_LOCAL, _("Sign local only (non exportable signature)"));
        SetDlgItemText (dlg, IDC_KEYSIGN_EXPSIG, _("Signature expires on"));
        SetDlgItemText (dlg, IDC_KEYSIGN_NREV, _("Sign non-revocably"));
        SetDlgItemText (dlg, IDC_KEYSIGN_ASKLEVEL, _("&Ask for certification level"));
        SetDlgItemText (dlg, IDC_KEYSIGN_PWDINF, _("Passphrase"));
        #endif
        CheckDlgButton (dlg, IDC_KEYSIGN_LOCAL, BST_CHECKED);
        CheckDlgButton (dlg, IDC_KEYSIGN_EXPSIG, BST_UNCHECKED);
        CheckDlgButton (dlg, IDC_KEYSIGN_ASKLEVEL, BST_UNCHECKED);
        EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), FALSE);
        if (reg_prefs.expert == 0)
            ShowWindow (GetDlgItem (dlg, IDC_KEYSIGN_NREV), SW_HIDE);
        if (key->ext && key->ext->attrib.len > 0)
            EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_SHOWIMG), TRUE);
        SetForegroundWindow (dlg);
        h = GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE);
        SetFocus (h);
        return FALSE;
    
    case WM_DESTROY:
        sig_class_choice = 0;
        break;

    case WM_SYSCOMMAND:
        if( LOWORD( wparam ) == SC_CLOSE ) {
            SetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, "" );
            EndDialog( dlg, TRUE );
        }
        return FALSE;
        
    case WM_COMMAND:
        if (HIWORD( wparam ) == CBN_SELCHANGE) {
            do_check_protection (dlg);
            break;
        }
        if (HIWORD (wparam) == BN_CLICKED && LOWORD (wparam) == IDC_KEYSIGN_EXPSIG) {
            int enable = IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG);
            EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), enable? TRUE : FALSE);
        }

        switch( LOWORD( wparam ) ) {
        case IDOK:
            if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_ASKLEVEL))
                dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_SIGCLASS, dlg, 
                                  sig_class_dlg_proc, (LPARAM)NULL,
                                  _("Choose Signature Class"),  IDS_WINPT_SIGCLASS);
            type = IsDlgButtonChecked (dlg, IDC_KEYSIGN_LOCAL);
            if (type)
                type = GPG_EDITKEY_LSIGN;
            else
                type = GPG_EDITKEY_SIGN;

            if (reg_prefs.expert && IsDlgButtonChecked (dlg, IDC_KEYSIGN_NREV)) {
                type = GPG_EDITKEY_NRSIGN;
                if (type == GPG_EDITKEY_LSIGN)
                    type = GPG_EDITKEY_NRLSIGN;
            }
            if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG)) {
                expires = 1;
                DateTime_GetSystemtime (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), &st);
                sprintf (keymsg, "%04d-%02d-%02d", st.wYear, st.wMonth, st.wDay);
            }

            /* XXX: check for --ask-cert-level and --ask-cert-expire in the gpg.conf
                    if an advanced button is checked and offer to add it to the config
                    file. */

            GetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, pwd, DIM (pwd)-1);
            keyid = key->ctx->subkeys->keyid;
            if( !keyid ) {
                msg_box( dlg, _("Could not get Key ID from key."), _("Key Signing"), MB_ERR );
                return TRUE;
            }
            ke = new GpgKeyEdit (keyid);
            if (!ke)
                BUG (NULL);
            ke->setPassphrase (pwd);
            idx = SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0);
            k = (gpgme_key_t)SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, 
                                                 CB_GETITEMDATA, (WPARAM)idx, 0);
            if (k)
                ke->setLocalUser (k);

            err = ke->signKey (type, sig_class_choice, expires? keymsg : "0");
            memset (&pwd, 0, sizeof pwd);           
            if (err) {
                delete ke;
                msg_box (dlg, gpgme_strerror (err), _("Key Signing"), MB_ERR);
                return TRUE;
            }
            if (ke->getResult () != 0)
                msg_box (dlg, _("This key is already signed by your key"), _("Key Signing"), MB_INFO);
            else {
                status_box (dlg, _("Key successfully signed."), PGM_NAME);
                key->update = 1;
            }
            delete ke;
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            EndDialog (dlg, FALSE);
            return TRUE;

        case IDC_KEYSIGN_SHOWIMG:
            show_photo (key);
            return TRUE;
        }
        break;
    }
    
    return FALSE;
}

1	werner	36	/* wptKeysignDlg.cpp - Key signing dialog
2			* Copyright (C) 2001-2005 Timo Schulz
3			*
4			* This file is part of WinPT.
5			*
6			* WinPT is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* WinPT is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with WinPT; if not, write to the Free Software Foundation,
18			* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
19			*/
20	twoaday	23
21	werner	36	#ifdef HAVE_CONFIG_H
22			#include <config.h>
23			#endif
24
25			#include <windows.h>
26			#include <windows.h>
27			#include <commctrl.h>
28
29			#include "../resource.h"
30			#include "wptGPG.h"
31			#include "wptNLS.h"
32			#include "wptW32API.h"
33			#include "wptVersion.h"
34			#include "wptTypes.h"
35			#include "wptErrors.h"
36			#include "wptCommonCtl.h"
37			#include "wptContext.h"
38			#include "wptDlgs.h"
39			#include "wptUTF8.h"
40			#include "wptRegistry.h"
41			#include "wptKeyList.h"
42			#include "wptKeyEdit.h"
43
44			static int sig_class_choice = 0;
45
46			/* Return a beautified printable fingerprint of @fpr. */
47			static const char*
48			get_printable_fpr (const char *fpr)
49			{
50			static char pfpr[64];
51			int pos = 0;
52			size_t i;
53
54			for (i = 0; i < strlen (fpr); i += 4) {
55			pfpr[pos++] = fpr[i];
56			pfpr[pos++] = fpr[i+1];
57			pfpr[pos++] = fpr[i+2];
58			pfpr[pos++] = fpr[i+3];
59			pfpr[pos++] = ' ';
60			}
61			return pfpr;
62			}
63
64
65			/* Return human friendly information about the key @key. */
66			static const char*
67			get_keyinfo (gpgme_key_t key)
68			{
69			static char buf[64+16];
70			struct winpt_key_s k;
71
72			memset (&k, 0, sizeof (k));
73			winpt_get_seckey (key->subkeys->keyid, &k);
74			_snprintf (buf, DIM (buf)-1-16, "%d-bit %s key, ID %s",
75			key->subkeys->length,
76			get_key_pubalgo (key->subkeys->pubkey_algo),
77			key->subkeys->keyid+8);
78			if (k.ext->gloflags.divert_to_card)
79			strcat (buf, " (Card)");
80			return buf;
81			}
82
83
84			/* Fill the secret key combo-box with all entries from the cache.
85			@dlg is the handle to the combo-box. @keyid show which key to skip.
86			Return value: 0 on success. */
87			static int
88			do_fill_seckeylist (HWND dlg, const char *keyid)
89			{
90			gpg_keycache_t sec;
91			gpgme_key_t pk;
92			const char * s;
93			char * uid, * p;
94			int i = 0, n=0;
95
96			sec = keycache_get_ctx (0);
97			if (!sec)
98			BUG (0);
99			gpg_keycache_rewind (sec);
100			while (!gpg_keycache_next_key (sec, 1, &pk)) {
101			if (!pk)
102			continue;
103			s = pk->subkeys->keyid;
104			if (!strcmp (s, keyid))
105			continue;
106			/* skip all ElGamal sign+encrypt keys */
107			if (pk->subkeys->pubkey_algo == GPGME_PK_ELG)
108			continue;
109			/* make sure the public key is okay not: revoked, expired or disabled. */
110			if (pk->expired \|\|pk->revoked \|\| pk->disabled)
111			continue;
112			s = pk->uids->name;
113			if (!s)
114			continue;
115			uid = utf8_to_wincp (s, strlen (s));
116			p = new char[strlen (uid) + 64];
117			if (!p)
118			BUG (NULL);
119			_snprintf (p, strlen (uid) + 63, "%s (%s)", uid, get_keyinfo (pk));
120			SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_ADDSTRING, i, (LPARAM)(char *)p);
121			SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_SETITEMDATA, i++, (LPARAM)(DWORD)pk);
122			free_if_alloc (p);
123			free (uid);
124			n++;
125			}
126			SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_SETCURSEL, 0, 0);
127			if (!n)
128			return -1;
129			return 0;
130			}
131
132
133			/* Check if the selected key is protected and en- or disable the
134			passphrase control. */
135			static void
136			do_check_protection (HWND dlg)
137			{
138			int idx, protec;
139			gpgme_key_t key;
140			struct winpt_key_s k;
141
142			idx = SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0 );
143			key = (gpgme_key_t)SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETITEMDATA, (WPARAM)idx, 0 );
144			if (key) {
145			winpt_get_seckey (key->subkeys->keyid, &k);
146			protec = k.is_protected;
147			if (!protec)
148			protec = k.ext->gloflags.divert_to_card;
149			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE), protec? TRUE : FALSE);
150			}
151			}
152
153
154			/* Dialog box procedure to choose the signature class. */
155			BOOL CALLBACK
156			sig_class_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
157			{
158			switch (msg) {
159			case WM_INITDIALOG:
160			SetWindowText (dlg, _("Choose Signature Class"));
161			SetDlgItemText (dlg, IDC_SIGCLASS_TITLEINF, _("How carefully have you verified the key you are about to sign actually belongs to the person? If you don't know what to anwser, use \"0\"."));
162			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS0, _("(0) I will not answer (default)"));
163			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS1, _("(1) I have not checked at all."));
164			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS2, _("(2) I have done causal checking."));
165			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS3, _("(3) I have done very careful checkings."));
166			CheckDlgButton (dlg, IDC_SIGCLASS_CLASS0, BST_CHECKED);
167			SetForegroundWindow (dlg);
168			center_window (dlg, NULL);
169			return TRUE;
170
171			case WM_COMMAND:
172			switch( LOWORD( wparam ) ) {
173			case IDOK:
174			if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS0))
175			sig_class_choice = 0;
176			else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS1))
177			sig_class_choice = 1;
178			else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS2))
179			sig_class_choice = 2;
180			else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS3))
181			sig_class_choice = 3;
182			else
183			sig_class_choice = 0;
184			EndDialog (dlg, TRUE);
185			return TRUE;
186			}
187			break;
188			}
189
190			return FALSE;
191			}
192
193
194			/* Return the humand friendly expiration date of @key. */
195			static const char*
196			get_expire_date (gpgme_key_t key)
197			{
198			static char tmp[64];
199
200			u32 u = key->subkeys->expires;
201			if (!u)
202			return _("never");
203			return get_key_expire_date (u);
204			}
205
206			/* Display photo of key @key in a separate window. */
207			static void
208			show_photo (winpt_key_t key)
209			{
210			/* XXX: fill it with life. */
211			}
212
213
214			/* Dialog box procedure to sign a key. */
215			BOOL CALLBACK
216			keysign_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
217			{
218			static winpt_key_t key;
219			GpgKeyEdit *ke;
220			gpgme_error_t err;
221			gpgme_key_t k;
222			SYSTEMTIME st;
223			HWND h;
224			char keymsg[2048], pwd[256];
225			char *uid = NULL;
226			const char keyid, s;
227			int type, expires=0, idx;
228
229			switch ( msg ) {
230			case WM_INITDIALOG:
231			if (lparam == NULL)
232			dlg_fatal_error (dlg, "Could not get dialog param.");
233			#ifndef LANG_DE
234			SetWindowText (dlg, _("Key Signing"));
235			#endif
236			key = (winpt_key_t) lparam;
237			s = key->ctx->uids->uid;
238			uid = utf8_to_wincp (s, strlen (s));
239			_snprintf (keymsg, sizeof keymsg -1,
240			_("pub %d/%s created: %s expires: %s\n\n"
241			"Primary key fingerprint: %s\n\n"
242			"\t%s\n\n"
243			"\nAre you really sure that you want to sign this key with YOUR key?\n"),
244			key->ctx->subkeys->length,
245			key->ctx->subkeys->keyid+8,
246			get_key_created (key->ctx->subkeys->timestamp),
247			get_expire_date (key->ctx),
248			get_printable_fpr (key->ctx->subkeys->fpr),
249			uid);
250			free (uid);
251			s = key->ctx->subkeys->keyid;
252			if (do_fill_seckeylist (dlg, s)) {
253			msg_box (dlg, _("No valid secret key found."), _("Key Signing"), MB_ERR);
254			EndDialog (dlg, FALSE);
255			}
256			SetDlgItemText (dlg, IDC_KEYSIGN_INFOS, keymsg);
257			#ifndef LANG_DE
258			SetDlgItemText (dlg, IDC_KEYSIGN_LOCAL, _("Sign local only (non exportable signature)"));
259			SetDlgItemText (dlg, IDC_KEYSIGN_EXPSIG, _("Signature expires on"));
260			SetDlgItemText (dlg, IDC_KEYSIGN_NREV, _("Sign non-revocably"));
261			SetDlgItemText (dlg, IDC_KEYSIGN_ASKLEVEL, _("&Ask for certification level"));
262			SetDlgItemText (dlg, IDC_KEYSIGN_PWDINF, _("Passphrase"));
263			#endif
264			CheckDlgButton (dlg, IDC_KEYSIGN_LOCAL, BST_CHECKED);
265			CheckDlgButton (dlg, IDC_KEYSIGN_EXPSIG, BST_UNCHECKED);
266			CheckDlgButton (dlg, IDC_KEYSIGN_ASKLEVEL, BST_UNCHECKED);
267			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), FALSE);
268			if (reg_prefs.expert == 0)
269			ShowWindow (GetDlgItem (dlg, IDC_KEYSIGN_NREV), SW_HIDE);
270			if (key->ext && key->ext->attrib.len > 0)
271			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_SHOWIMG), TRUE);
272			SetForegroundWindow (dlg);
273			h = GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE);
274			SetFocus (h);
275			return FALSE;
276
277			case WM_DESTROY:
278			sig_class_choice = 0;
279			break;
280
281			case WM_SYSCOMMAND:
282			if( LOWORD( wparam ) == SC_CLOSE ) {
283			SetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, "" );
284			EndDialog( dlg, TRUE );
285			}
286			return FALSE;
287
288			case WM_COMMAND:
289			if (HIWORD( wparam ) == CBN_SELCHANGE) {
290			do_check_protection (dlg);
291			break;
292			}
293			if (HIWORD (wparam) == BN_CLICKED && LOWORD (wparam) == IDC_KEYSIGN_EXPSIG) {
294			int enable = IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG);
295			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), enable? TRUE : FALSE);
296			}
297
298			switch( LOWORD( wparam ) ) {
299			case IDOK:
300			if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_ASKLEVEL))
301			dialog_box_param (glob_hinst, (LPCSTR)IDD_WINPT_SIGCLASS, dlg,
302			sig_class_dlg_proc, (LPARAM)NULL,
303			_("Choose Signature Class"), IDS_WINPT_SIGCLASS);
304			type = IsDlgButtonChecked (dlg, IDC_KEYSIGN_LOCAL);
305			if (type)
306			type = GPG_EDITKEY_LSIGN;
307			else
308			type = GPG_EDITKEY_SIGN;
309
310			if (reg_prefs.expert && IsDlgButtonChecked (dlg, IDC_KEYSIGN_NREV)) {
311			type = GPG_EDITKEY_NRSIGN;
312			if (type == GPG_EDITKEY_LSIGN)
313			type = GPG_EDITKEY_NRLSIGN;
314			}
315			if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG)) {
316			expires = 1;
317			DateTime_GetSystemtime (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), &st);
318			sprintf (keymsg, "%04d-%02d-%02d", st.wYear, st.wMonth, st.wDay);
319			}
320
321			/* XXX: check for --ask-cert-level and --ask-cert-expire in the gpg.conf
322			if an advanced button is checked and offer to add it to the config
323			file. */
324
325			GetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, pwd, DIM (pwd)-1);
326			keyid = key->ctx->subkeys->keyid;
327			if( !keyid ) {
328			msg_box( dlg, _("Could not get Key ID from key."), _("Key Signing"), MB_ERR );
329			return TRUE;
330			}
331			ke = new GpgKeyEdit (keyid);
332			if (!ke)
333			BUG (NULL);
334			ke->setPassphrase (pwd);
335			idx = SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0);
336			k = (gpgme_key_t)SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST,
337			CB_GETITEMDATA, (WPARAM)idx, 0);
338			if (k)
339			ke->setLocalUser (k);
340
341			err = ke->signKey (type, sig_class_choice, expires? keymsg : "0");
342			memset (&pwd, 0, sizeof pwd);
343			if (err) {
344			delete ke;
345			msg_box (dlg, gpgme_strerror (err), _("Key Signing"), MB_ERR);
346			return TRUE;
347			}
348			if (ke->getResult () != 0)
349			msg_box (dlg, _("This key is already signed by your key"), _("Key Signing"), MB_INFO);
350			else {
351			status_box (dlg, _("Key successfully signed."), PGM_NAME);
352			key->update = 1;
353			}
354			delete ke;
355			EndDialog (dlg, TRUE);
356			return TRUE;
357
358			case IDCANCEL:
359			EndDialog (dlg, FALSE);
360			return TRUE;
361
362			case IDC_KEYSIGN_SHOWIMG:
363			show_photo (key);
364			return TRUE;
365			}
366			break;
367			}
368
369			return FALSE;
370			}
371