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