trunk/Src/wptKeysignDlg.cpp

/* wptKeysignDlg.cpp - Key signing dialog
 *      Copyright (C) 2001-2006 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"


/* 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, defkey;
    const char *s;
    char *uid, *p;
    int i = 0, n = 0, curr_sel = 0;

    sec = keycache_get_ctx (0);
    if (!sec)
        BUG (0);
    gpg_keycache_get_default_key (sec, &defkey);
    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;
        if (defkey && !strcmp (defkey->subkeys->keyid, pk->subkeys->keyid))
            curr_sel = i;
        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, (WPARAM)curr_sel, 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)
{
    int sig_class = 0;

    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 = 0;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS1))
                sig_class = 1;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS2))
                sig_class = 2;
            else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS3))
                sig_class = 3;
            else
                sig_class = 0;
            EndDialog (dlg, sig_class);
            return TRUE;

        case IDCANCEL:
            EndDialog (dlg, 0);
            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;
    int sig_class = 0;
    
    switch ( msg )  {
    case WM_INITDIALOG:
        if (lparam == 0)
            dlg_fatal_error (dlg, "Could not get dialog param.");
        SetWindowText (dlg, _("Key Signing"));
        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_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))
                sig_class = 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, 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."), _("Key Signing"));
                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	twoaday	170	* Copyright (C) 2001-2006 Timo Schulz
3	werner	36	*
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
43			/* Return a beautified printable fingerprint of @fpr. */
44			static const char*
45			get_printable_fpr (const char *fpr)
46			{
47			static char pfpr[64];
48			int pos = 0;
49			size_t i;
50
51			for (i = 0; i < strlen (fpr); i += 4) {
52			pfpr[pos++] = fpr[i];
53			pfpr[pos++] = fpr[i+1];
54			pfpr[pos++] = fpr[i+2];
55			pfpr[pos++] = fpr[i+3];
56			pfpr[pos++] = ' ';
57			}
58			return pfpr;
59			}
60
61
62			/* Return human friendly information about the key @key. */
63			static const char*
64			get_keyinfo (gpgme_key_t key)
65			{
66			static char buf[64+16];
67			struct winpt_key_s k;
68
69			memset (&k, 0, sizeof (k));
70			winpt_get_seckey (key->subkeys->keyid, &k);
71			_snprintf (buf, DIM (buf)-1-16, "%d-bit %s key, ID %s",
72			key->subkeys->length,
73			get_key_pubalgo (key->subkeys->pubkey_algo),
74			key->subkeys->keyid+8);
75			if (k.ext->gloflags.divert_to_card)
76			strcat (buf, " (Card)");
77			return buf;
78			}
79
80
81			/* Fill the secret key combo-box with all entries from the cache.
82			@dlg is the handle to the combo-box. @keyid show which key to skip.
83			Return value: 0 on success. */
84			static int
85			do_fill_seckeylist (HWND dlg, const char *keyid)
86			{
87			gpg_keycache_t sec;
88	twoaday	167	gpgme_key_t pk, defkey;
89			const char *s;
90			char uid, p;
91			int i = 0, n = 0, curr_sel = 0;
92	werner	36
93			sec = keycache_get_ctx (0);
94			if (!sec)
95			BUG (0);
96	twoaday	167	gpg_keycache_get_default_key (sec, &defkey);
97	werner	36	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	twoaday	167	if (defkey && !strcmp (defkey->subkeys->keyid, pk->subkeys->keyid))
114			curr_sel = i;
115	werner	36	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	twoaday	167	SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST,
121			CB_ADDSTRING, i, (LPARAM)(char *)p);
122			SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST,
123			CB_SETITEMDATA, i++, (LPARAM)(DWORD)pk);
124	werner	36	free_if_alloc (p);
125			free (uid);
126			n++;
127			}
128	twoaday	167	SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST,
129			CB_SETCURSEL, (WPARAM)curr_sel, 0);
130	werner	36	if (!n)
131			return -1;
132			return 0;
133			}
134
135
136			/* Check if the selected key is protected and en- or disable the
137			passphrase control. */
138			static void
139			do_check_protection (HWND dlg)
140			{
141			int idx, protec;
142			gpgme_key_t key;
143			struct winpt_key_s k;
144
145			idx = SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0 );
146			key = (gpgme_key_t)SendDlgItemMessage( dlg, IDC_KEYSIGN_KEYLIST, CB_GETITEMDATA, (WPARAM)idx, 0 );
147			if (key) {
148			winpt_get_seckey (key->subkeys->keyid, &k);
149			protec = k.is_protected;
150			if (!protec)
151			protec = k.ext->gloflags.divert_to_card;
152			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE), protec? TRUE : FALSE);
153			}
154			}
155
156
157			/* Dialog box procedure to choose the signature class. */
158			BOOL CALLBACK
159			sig_class_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
160			{
161	twoaday	170	int sig_class = 0;
162
163	werner	36	switch (msg) {
164			case WM_INITDIALOG:
165			SetWindowText (dlg, _("Choose Signature Class"));
166			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\"."));
167			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS0, _("(0) I will not answer (default)"));
168			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS1, _("(1) I have not checked at all."));
169			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS2, _("(2) I have done causal checking."));
170			SetDlgItemText (dlg, IDC_SIGCLASS_CLASS3, _("(3) I have done very careful checkings."));
171			CheckDlgButton (dlg, IDC_SIGCLASS_CLASS0, BST_CHECKED);
172			SetForegroundWindow (dlg);
173			center_window (dlg, NULL);
174			return TRUE;
175
176			case WM_COMMAND:
177	twoaday	170	switch (LOWORD (wparam)) {
178	werner	36	case IDOK:
179			if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS0))
180	twoaday	170	sig_class = 0;
181	werner	36	else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS1))
182	twoaday	170	sig_class = 1;
183	werner	36	else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS2))
184	twoaday	170	sig_class = 2;
185	werner	36	else if (IsDlgButtonChecked (dlg, IDC_SIGCLASS_CLASS3))
186	twoaday	170	sig_class = 3;
187	werner	36	else
188	twoaday	170	sig_class = 0;
189			EndDialog (dlg, sig_class);
190	werner	36	return TRUE;
191	twoaday	170
192			case IDCANCEL:
193			EndDialog (dlg, 0);
194			return TRUE;
195	werner	36	}
196			break;
197			}
198
199			return FALSE;
200			}
201
202
203			/* Return the humand friendly expiration date of @key. */
204			static const char*
205			get_expire_date (gpgme_key_t key)
206			{
207			u32 u = key->subkeys->expires;
208			if (!u)
209			return _("never");
210			return get_key_expire_date (u);
211			}
212
213			/* Display photo of key @key in a separate window. */
214			static void
215			show_photo (winpt_key_t key)
216			{
217			/* XXX: fill it with life. */
218			}
219
220
221			/* Dialog box procedure to sign a key. */
222			BOOL CALLBACK
223			keysign_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
224			{
225			static winpt_key_t key;
226			GpgKeyEdit *ke;
227			gpgme_error_t err;
228			gpgme_key_t k;
229			SYSTEMTIME st;
230			HWND h;
231			char keymsg[2048], pwd[256];
232			char *uid = NULL;
233			const char keyid, s;
234			int type, expires=0, idx;
235	twoaday	170	int sig_class = 0;
236	werner	36
237			switch ( msg ) {
238			case WM_INITDIALOG:
239	twoaday	77	if (lparam == 0)
240	werner	36	dlg_fatal_error (dlg, "Could not get dialog param.");
241			SetWindowText (dlg, _("Key Signing"));
242			key = (winpt_key_t) lparam;
243			s = key->ctx->uids->uid;
244			uid = utf8_to_wincp (s, strlen (s));
245			_snprintf (keymsg, sizeof keymsg -1,
246			_("pub %d/%s created: %s expires: %s\n\n"
247			"Primary key fingerprint: %s\n\n"
248			"\t%s\n\n"
249			"\nAre you really sure that you want to sign this key with YOUR key?\n"),
250			key->ctx->subkeys->length,
251			key->ctx->subkeys->keyid+8,
252			get_key_created (key->ctx->subkeys->timestamp),
253			get_expire_date (key->ctx),
254			get_printable_fpr (key->ctx->subkeys->fpr),
255			uid);
256			free (uid);
257			s = key->ctx->subkeys->keyid;
258			if (do_fill_seckeylist (dlg, s)) {
259			msg_box (dlg, _("No valid secret key found."), _("Key Signing"), MB_ERR);
260			EndDialog (dlg, FALSE);
261			}
262			SetDlgItemText (dlg, IDC_KEYSIGN_INFOS, keymsg);
263			SetDlgItemText (dlg, IDC_KEYSIGN_LOCAL, _("Sign local only (non exportable signature)"));
264			SetDlgItemText (dlg, IDC_KEYSIGN_EXPSIG, _("Signature expires on"));
265			SetDlgItemText (dlg, IDC_KEYSIGN_NREV, _("Sign non-revocably"));
266			SetDlgItemText (dlg, IDC_KEYSIGN_ASKLEVEL, _("&Ask for certification level"));
267			SetDlgItemText (dlg, IDC_KEYSIGN_PWDINF, _("Passphrase"));
268	twoaday	88	SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));
269			SetDlgItemText (dlg, IDC_KEYSIGN_SHOWIMG, _("&Show photo"));
270	werner	36	CheckDlgButton (dlg, IDC_KEYSIGN_LOCAL, BST_CHECKED);
271			CheckDlgButton (dlg, IDC_KEYSIGN_EXPSIG, BST_UNCHECKED);
272			CheckDlgButton (dlg, IDC_KEYSIGN_ASKLEVEL, BST_UNCHECKED);
273			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), FALSE);
274			if (reg_prefs.expert == 0)
275			ShowWindow (GetDlgItem (dlg, IDC_KEYSIGN_NREV), SW_HIDE);
276			if (key->ext && key->ext->attrib.len > 0)
277			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_SHOWIMG), TRUE);
278	twoaday	41	if (!reg_prefs.gpg.ask_cert_level)
279			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_ASKLEVEL), FALSE);
280	werner	36	SetForegroundWindow (dlg);
281			h = GetDlgItem (dlg, IDC_KEYSIGN_PASSPHRASE);
282			SetFocus (h);
283			return FALSE;
284
285			case WM_SYSCOMMAND:
286			if( LOWORD( wparam ) == SC_CLOSE ) {
287			SetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, "" );
288			EndDialog( dlg, TRUE );
289			}
290			return FALSE;
291
292			case WM_COMMAND:
293			if (HIWORD( wparam ) == CBN_SELCHANGE) {
294			do_check_protection (dlg);
295			break;
296			}
297			if (HIWORD (wparam) == BN_CLICKED && LOWORD (wparam) == IDC_KEYSIGN_EXPSIG) {
298			int enable = IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG);
299			EnableWindow (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), enable? TRUE : FALSE);
300			}
301
302	twoaday	170	switch (LOWORD (wparam)) {
303	werner	36	case IDOK:
304			if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_ASKLEVEL))
305	twoaday	170	sig_class = dialog_box_param (glob_hinst,
306			(LPCSTR)IDD_WINPT_SIGCLASS, dlg,
307			sig_class_dlg_proc, (LPARAM)NULL,
308			_("Choose Signature Class"),
309			IDS_WINPT_SIGCLASS);
310	werner	36	type = IsDlgButtonChecked (dlg, IDC_KEYSIGN_LOCAL);
311			if (type)
312			type = GPG_EDITKEY_LSIGN;
313			else
314			type = GPG_EDITKEY_SIGN;
315
316			if (reg_prefs.expert && IsDlgButtonChecked (dlg, IDC_KEYSIGN_NREV)) {
317			type = GPG_EDITKEY_NRSIGN;
318			if (type == GPG_EDITKEY_LSIGN)
319			type = GPG_EDITKEY_NRLSIGN;
320			}
321			if (IsDlgButtonChecked (dlg, IDC_KEYSIGN_EXPSIG)) {
322			expires = 1;
323			DateTime_GetSystemtime (GetDlgItem (dlg, IDC_KEYSIGN_EXPIRES), &st);
324			sprintf (keymsg, "%04d-%02d-%02d", st.wYear, st.wMonth, st.wDay);
325			}
326
327			/* XXX: check for --ask-cert-level and --ask-cert-expire in the gpg.conf
328			if an advanced button is checked and offer to add it to the config
329			file. */
330
331			GetDlgItemText( dlg, IDC_KEYSIGN_PASSPHRASE, pwd, DIM (pwd)-1);
332			keyid = key->ctx->subkeys->keyid;
333			if( !keyid ) {
334			msg_box( dlg, _("Could not get Key ID from key."), _("Key Signing"), MB_ERR );
335			return TRUE;
336			}
337			ke = new GpgKeyEdit (keyid);
338			if (!ke)
339			BUG (NULL);
340			ke->setPassphrase (pwd);
341			idx = SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST, CB_GETCURSEL, 0, 0);
342			k = (gpgme_key_t)SendDlgItemMessage (dlg, IDC_KEYSIGN_KEYLIST,
343			CB_GETITEMDATA, (WPARAM)idx, 0);
344			if (k)
345			ke->setLocalUser (k);
346
347	twoaday	170	err = ke->signKey (type, sig_class, expires? keymsg : "0");
348	twoaday	129	wipememory (pwd, sizeof (pwd));
349	werner	36	if (err) {
350			delete ke;
351			msg_box (dlg, gpgme_strerror (err), _("Key Signing"), MB_ERR);
352			return TRUE;
353			}
354			if (ke->getResult () != 0)
355	twoaday	129	msg_box (dlg, _("This key is already signed by your key"),
356			_("Key Signing"), MB_INFO);
357	werner	36	else {
358	twoaday	170	status_box (dlg, _("Key successfully signed."), _("Key Signing"));
359	werner	36	key->update = 1;
360			}
361			delete ke;
362			EndDialog (dlg, TRUE);
363			return TRUE;
364
365			case IDCANCEL:
366			EndDialog (dlg, FALSE);
367			return TRUE;
368
369			case IDC_KEYSIGN_SHOWIMG:
370			show_photo (key);
371			return TRUE;
372			}
373			break;
374			}
375
376			return FALSE;
377			}
378