trunk/Src/wptKeyserverDlg.cpp

/* wptKeyserverDlg.cpp - Keyserver dialog
 *      Copyright (C) 2000-2005 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
 */

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

#include "../resource.h"
#include "wptKeyserver.h"
#include "wptErrors.h"
#include "wptTypes.h"
#include "wptCommonCtl.h"
#include "wptNLS.h"
#include "wptW32API.h"
#include "wptVersion.h"
#include "wptGPG.h"
#include "wptKeyManager.h"
#include "wptContext.h" /* for passphrase_s */
#include "wptDlgs.h"


#define MAX_KEYSIZE 70000

char * get_reg_entry_keyserver (const char *);
int set_reg_entry_keyserver (const char *, const char *);


static void
hkp_err_box (HWND dlg, const char * host, u16 port, int rc)
{
    const char *err = kserver_strerror();

    log_box( _("Keyserver"), MB_ERR, "%s:%d: %s", host, port, winpt_strerror (rc));
    if (err)
        msg_box (dlg, err, wsock_strerror (), MB_ERR);
} /* hkp_err_box */


int
hkp_send_key (HWND dlg, const char *kserver, u16 port, const char *pattern)
{
    gpgme_ctx_t c;
    gpgme_data_t keydata;
    gpgme_error_t ec;
    char *rawkey = NULL, msg[1024];
    size_t n;
    int rc;
    
    ec = gpgme_new( &c );
    if( ec )
        BUG( NULL );
    gpgme_set_armor (c, 1);
    ec = gpgme_data_new( &keydata );
    if( ec )
        BUG( NULL );
    rc = (int) gpgme_op_export( c, pattern, 0, keydata );
    if( rc ) {
        msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Export"), MB_ERR );
        goto leave;
    }
    rawkey = gpgme_data_release_and_get_mem (keydata, &n);
    rc = kserver_sendkey (kserver, port, rawkey, n);
    if (rc) {
        hkp_err_box (dlg, kserver, port, rc);
        goto leave;
    }
    
    _snprintf (msg, sizeof (msg) -1, _("Key '%s' successfully sent"), pattern);
    status_box (dlg, msg, _("GnuPG status"));
    
leave:
    gpgme_release (c);
    safe_free (rawkey);
    return rc;
} /* hkp_send_key */


int
hkp_recv_key (HWND dlg, const char *kserver, u16 port, 
              const char *pattern, int proto, int flags)
{
    gpgme_ctx_t ctx;
    gpgme_data_t keydata;
    gpgme_error_t ec;
    gpgme_import_result_t import_res;
    int rc;
    char *rawkey = NULL, msg[384];
    
    rawkey = new char[MAX_KEYSIZE];
    if (!rawkey)
        BUG (0);
    memset (rawkey, 0, MAX_KEYSIZE);
    if( proto == KSPROTO_LDAP ) {
        rc = ldap_recvkey( kserver, pattern, rawkey, MAX_KEYSIZE-1 );
        if( rc ) {
            msg_box( dlg, _("LDAP key import failed.\n"
                            "Please make sure you have an online connection"
                            " and gpgkeys_ldap.exe is installed"),
                            _("Keyserver"), MB_ERR );
            free_if_alloc( rawkey );
            return rc;
        }
    }
    else if (proto == KSPROTO_FINGER) {
        rc = finger_recvkey (kserver, pattern, rawkey, MAX_KEYSIZE-1);
        if (rc) {
            log_box (_("Keyserver"), MB_ERR, _("Finger key import failed: %s\n"),
                     winpt_strerror (rc));
            free_if_alloc (rawkey);
            return rc;
        }
    }
    else if( ( rc = kserver_recvkey( kserver, port, kserver_check_keyid( pattern ),
                                     rawkey, MAX_KEYSIZE-1 ) ) ) {
        hkp_err_box (dlg, kserver, port, rc);
        free_if_alloc (rawkey);
        return rc;
    }
    else {
        if( !strstr( rawkey, "BEGIN PGP PUBLIC KEY BLOCK" ) ) {
            msg_box( dlg, _("This is not a valid OpenPGP key."), _("Keyserver"), MB_ERR );
            goto leave;
        }
        ec = gpgme_new( &ctx );
        if( ec )
            BUG( NULL );
        gpgme_data_new_from_mem( &keydata, rawkey, strlen( rawkey ), 1 );
        rc = gpgme_op_import( ctx, keydata );
        if( rc ) {
            msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Import"), MB_ERR );
            goto leave;
        }
        import_res = gpgme_op_import_result (ctx);
    }
    
    /* if we use the refresh mode, a lot of keys will be fetched and thus only
       a summarize at the end is presented and not for each key. */
    if (!(flags & KM_KS_REFRESH)) {
        if (import_res->new_user_ids == 0) {
            _snprintf (msg, DIM (msg)-1,
                       _("Key '%s' successfully received but nothing was changed."), pattern );
            status_box (dlg, msg, _("GnuPG Status"));
            rc = WPTERR_GENERAL;
            goto leave;
        }
        _snprintf (msg, DIM (msg)-1, _("Key '%s' sucessfully received and imported."), pattern);
        status_box (dlg, msg, _("GnuPG Status"));
    }
    
leave:
    free_if_alloc (rawkey);
    gpgme_release (ctx);
    gpgme_data_release (keydata);

    return rc;
} /* hkp_recv_key */


#define my_iskeychar(a) ( ( (a) >='0' && (a) <= '9' ) || ( (a) >= 'A' && (a) <= 'F' ) )

static int
check_pattern( const char *pattern )
{
    int rc = 1;
    
    /* Whitespace are not allowed! */
    if( strchr( pattern, ' ') ) {
        rc = WPTERR_GENERAL;
        goto leave;
    }
    
    if( (( strstr( pattern, "0x" ) ) && ( strlen( pattern ) == 10 ) )
         || (strstr(pattern, "0x")) && ( strlen( pattern )  == 18 ) ) {
        rc = 0;
        goto leave;
    }
    
    if( (( my_iskeychar( pattern[0] )) && ( strlen( pattern )  == 8 ) )
         || (my_iskeychar(pattern[0])) && ( strlen( pattern ) == 16) ) {
        rc = 0;
        goto leave;
    }
    
    if( ( strchr( pattern, '@' ) ) && ( strlen( pattern ) >= 3 ) ) {
        rc = 0;
        goto leave;
    }
    
leave:
    return rc;
} /* check_pattern */


static void
set_proxy (HWND dlg)
{
    char proxy[384];
    int port = 0;
    
    strcpy (proxy, "HTTP proxy: ");
    if (kserver_get_proxy (&port)) {
        char t[256];
        const char *http = kserver_get_proxy (&port);
        _snprintf (t, sizeof (t) - 1, "\"%s:%d\"", http, port);
        strcat (proxy, t);
    }
    else
        strcat( proxy, "none" );
    SetDlgItemText( dlg, IDC_KEYSERVER_PROXY, proxy );
} /* set_proxy */


static int inline
kserver_get_pos (listview_ctrl_t lv)
{
    if (listview_count_items (lv, 0) == 1)
        return 0;
    return listview_get_curr_pos (lv);
}


static u16 inline
kserver_get_port (listview_ctrl_t lv)
{
    char buf[16];

    listview_get_item_text (lv, kserver_get_pos (lv), 3, buf, 15);
    return (u16)strtoul (buf, NULL, 10);
}

static void
load_default_ks (listview_ctrl_t lv)
{
    char * p, buf[192];
    int i;

    p = get_reg_entry_keyserver ("Default");
    if (!p)
        return;
    for( i = 0; i < listview_count_items( lv, 0 ); i++ ) {
        listview_get_item_text( lv, i, 0, buf, sizeof (buf)-1 );
        if( !strncmp( p, buf, strlen( p ) ) ) {
            listview_add_sub_item( lv, i, 2, "x" );
            break;
        }
    }
    free_if_alloc (p);
} /* load_default_ks */


static int
save_default_ks (listview_ctrl_t lv)
{
    char buf[192], port[32];
    int idx, i;   

    idx = listview_get_curr_pos( lv );
    if( idx == -1 ) {
        msg_box( NULL, _("Please select one of the servers."), _("Keyserver"), MB_ERR );
        return -1;
    }
    listview_get_item_text( lv, idx, 1, buf, sizeof (buf)-1 );
    if( *buf != 'H' ) {
        msg_box( NULL, _("Only HTTP keyserver can be used."), _("Keyserver"), MB_ERR );
        return -1;
    }
    for (i = 0; i < listview_count_items( lv, 0 ); i++)
        listview_add_sub_item (lv, i, 2, "");
    listview_add_sub_item (lv, idx, 2, "x");
    listview_get_item_text (lv, idx, 0, buf, sizeof (buf)-1);
    set_reg_entry_keyserver ("Default", buf);
    i = kserver_get_port (lv);
    sprintf (port, "%d", i);
    set_reg_entry_keyserver ("Default_Port", port);
    keyserver_set_default (buf, (u16)i);
    return 0;
} /* save_default_ks */


int
keyserver_list_build (listview_ctrl_t *r_lv, HWND hwnd)
{
    struct listview_column_s keyserver[] = {
        {0, 160, (char *)_("DNS Name")},        
        {1,  52, (char *)_("Protocol")},
        {2,  46, (char *)_("Default")},
        {3,  46, (char *)_("Port")},
        {0,   0, NULL}
    };
    listview_ctrl_t lv;
    char buf[32];
    int j;

    listview_new (&lv);    
    lv->ctrl = hwnd;       
    for (j=0; keyserver[j].fieldname; j++)
        listview_add_column (lv, &keyserver[j]);        
    for (j = 0; j<MAX_KEYSERVERS; j++) {
        if (!server[j].used)
            continue;
        listview_add_item (lv, " ");
        listview_add_sub_item (lv, 0, 0, server[j].name);
        switch (server[j].proto) {
        case KSPROTO_HTTP:
            listview_add_sub_item( lv, 0, 1, "H" ); break;
        case KSPROTO_LDAP:
            listview_add_sub_item( lv, 0, 1, "L" ); break;
        case KSPROTO_FINGER:
            listview_add_sub_item( lv, 0, 1, "F" ); break;
        }
        sprintf (buf, "%d", server[j].port);
        listview_add_sub_item (lv, 0, 3, buf);
    }
    load_default_ks (lv);
    if (listview_count_items (lv, 0) == 0) {
        listview_add_item (lv, "");
        listview_add_sub_item (lv, 0, 0, DEF_HKP_KEYSERVER);
        listview_add_sub_item (lv, 0, 1, "H");
    }
    listview_set_ext_style (lv);
    *r_lv = lv;
    return 0;
}


BOOL CALLBACK
keyserver_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv = NULL;
    static int lv_idx = 0;
    int rc, proto_nr = 0;
    char kserver[128], pattern[128];
    char proto[16];    
    keyserver_ctx ksc;
    
    switch ( msg ) {
    case WM_INITDIALOG:
#ifndef LANG_DE
        SetWindowText( dlg, _("Keyserver Access") );
        SetDlgItemText( dlg, IDC_KEYSERVER_SEND, 
                        _("Send key (default is receiving)") );
        SetDlgItemText( dlg, IDC_KEYSERVER_INFO,
                        _("Please enter the key ID or email address you search for"));
        SetDlgItemText( dlg, IDC_KEYSERVER_INDEX, _("&Search") );
#endif
        set_proxy (dlg);
        keyserver_list_build (&lv, GetDlgItem (dlg, IDC_KEYSERVER_LIST));
        center_window (dlg, NULL);
        SetForegroundWindow (dlg);
        return TRUE;
        
    case WM_NOTIFY:
        NMHDR *notify;
        notify = (NMHDR *)lparam;
        if( notify && notify->code == NM_CLICK
            && notify->idFrom == IDC_KEYSERVER_LIST )
            lv_idx = listview_get_curr_pos( lv );
        return TRUE;
        
    case WM_DESTROY:
        if( lv ) {
            listview_release( lv );
            lv = NULL;
        }
        lv_idx = 0;
        return FALSE;
        
    case WM_SYSCOMMAND:
        if( LOWORD( wparam ) == SC_CLOSE )
            EndDialog( dlg, TRUE );
        return FALSE;
        
    case WM_COMMAND:
        switch( LOWORD( wparam ) ) {
        case IDC_KEYSERVER_PROXSETT:
            dialog_box_param( glob_hinst, (LPCTSTR)IDD_WINPT_KEYSERVER_PROXY, glob_hwnd,
                              keyserver_proxy_dlg_proc, NULL, 
                              _("Proxy Settings"), IDS_WINPT_KEYSERVER_PROXY );
            set_proxy( dlg );
            return TRUE;
            
        case IDC_KEYSERVER_INDEX:
            if (!lv_idx) {
                lv_idx = kserver_get_pos (lv);
                if (lv_idx == -1) {
                    msg_box (dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO);
                    return FALSE;
                }
            }
            listview_get_item_text (lv, lv_idx, 1, proto, sizeof (proto)-1);
            if (*proto == 'L') {
                msg_box( dlg, _("This is not implemented yet!"), _("Keyserver"), MB_ERR );
                return FALSE;
            }
            listview_get_item_text (lv, lv_idx, 0, kserver, sizeof (kserver)-1);
            if (!GetDlgItemText (dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1)) {
                msg_box (dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO);
                return FALSE;
            }
            ksc.name = kserver;
            ksc.pattern = pattern;
            ksc.port = kserver_get_port (lv);
            DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_HKPSEARCH, dlg,
                            hkpsearch_dlg_proc, (LPARAM) &ksc );
            return TRUE;
            
        case IDC_KEYSERVER_RECV:
            memset (&kserver, 0, sizeof (kserver));
            if (!lv_idx) {
                lv_idx = kserver_get_pos (lv);
                if (lv_idx == -1) {
                    msg_box( dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO );
                    return FALSE;
                }
            }
            listview_get_item_text( lv, lv_idx, 1, proto, sizeof (proto)-1 );
            proto_nr = KSPROTO_HTTP;
            if( *proto == 'L' )
                proto_nr = KSPROTO_LDAP;
            else if( *proto == 'F' )
                proto_nr = KSPROTO_FINGER;
            listview_get_item_text( lv, lv_idx, 0, kserver, sizeof (kserver)-1 );
            if( !GetDlgItemText( dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1 ) ) {
                msg_box( dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO );
                return FALSE;
            }
            if( proto_nr == KSPROTO_LDAP && strchr( pattern, '@' ) ) {
                msg_box( dlg, _("Only keyids are allowed."), _("LDAP Keyserver"), MB_INFO );
                return FALSE;
            }
            else if (proto_nr == KSPROTO_FINGER) {
                if (strchr (pattern, '@') || strchr (pattern, ' ')) {
                    msg_box (dlg, _("Only enter the name of the user."), _("FINGER Keyserver"), MB_INFO);
                    return FALSE;
                }
            }
            else if( check_pattern( pattern ) ) {
                msg_box( dlg, _("Only email addresses or keyids are allowed."), _("HKP Keyserver"), MB_INFO );
                return FALSE;
            }
            rc = hkp_recv_key (dlg, kserver, kserver_get_port (lv), pattern, proto_nr, 0);
            if (!rc)
                keycache_set_reload (1);
            return TRUE;

        case IDC_KEYSERVER_DEFAULT:
            save_default_ks( lv );
            break;
            
        case IDCANCEL:
            EndDialog( dlg, FALSE );
            return FALSE;
        }
        break;
    }
    
    return FALSE;
} /* keyserver_dlg_proc */
1	twoaday	2	/* wptKeyserverDlg.cpp - Keyserver dialog
2			* Copyright (C) 2000-2005 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
21			#include <windows.h>
22			#include <commctrl.h>
23			#include <malloc.h>
24
25			#include "../resource.h"
26			#include "wptKeyserver.h"
27			#include "wptErrors.h"
28			#include "wptTypes.h"
29			#include "wptCommonCtl.h"
30			#include "wptNLS.h"
31			#include "wptW32API.h"
32			#include "wptVersion.h"
33			#include "wptGPG.h"
34			#include "wptKeyManager.h"
35			#include "wptContext.h" /* for passphrase_s */
36			#include "wptDlgs.h"
37
38
39			#define MAX_KEYSIZE 70000
40
41			char * get_reg_entry_keyserver (const char *);
42			int set_reg_entry_keyserver (const char , const char );
43
44
45			static void
46			hkp_err_box (HWND dlg, const char * host, u16 port, int rc)
47			{
48			const char *err = kserver_strerror();
49
50			log_box( _("Keyserver"), MB_ERR, "%s:%d: %s", host, port, winpt_strerror (rc));
51			if (err)
52			msg_box (dlg, err, wsock_strerror (), MB_ERR);
53			} /* hkp_err_box */
54
55
56			int
57			hkp_send_key (HWND dlg, const char kserver, u16 port, const char pattern)
58			{
59	twoaday	23	gpgme_ctx_t c;
60	twoaday	2	gpgme_data_t keydata;
61			gpgme_error_t ec;
62			char *rawkey = NULL, msg[1024];
63	twoaday	23	size_t n;
64	twoaday	2	int rc;
65
66			ec = gpgme_new( &c );
67			if( ec )
68			BUG( NULL );
69	twoaday	23	gpgme_set_armor (c, 1);
70	twoaday	2	ec = gpgme_data_new( &keydata );
71			if( ec )
72			BUG( NULL );
73	twoaday	23	rc = (int) gpgme_op_export( c, pattern, 0, keydata );
74	twoaday	2	if( rc ) {
75			msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Export"), MB_ERR );
76			goto leave;
77			}
78	twoaday	23	rawkey = gpgme_data_release_and_get_mem (keydata, &n);
79	twoaday	25	rc = kserver_sendkey (kserver, port, rawkey, n);
80	twoaday	2	if (rc) {
81			hkp_err_box (dlg, kserver, port, rc);
82			goto leave;
83			}
84
85			_snprintf (msg, sizeof (msg) -1, _("Key '%s' successfully sent"), pattern);
86			status_box (dlg, msg, _("GnuPG status"));
87
88			leave:
89			gpgme_release (c);
90			safe_free (rawkey);
91			return rc;
92			} /* hkp_send_key */
93
94
95			int
96	twoaday	22	hkp_recv_key (HWND dlg, const char *kserver, u16 port,
97			const char *pattern, int proto, int flags)
98	twoaday	2	{
99			gpgme_ctx_t ctx;
100			gpgme_data_t keydata;
101			gpgme_error_t ec;
102	twoaday	23	gpgme_import_result_t import_res;
103			int rc;
104	twoaday	22	char *rawkey = NULL, msg[384];
105	twoaday	2
106			rawkey = new char[MAX_KEYSIZE];
107			if (!rawkey)
108			BUG (0);
109			memset (rawkey, 0, MAX_KEYSIZE);
110			if( proto == KSPROTO_LDAP ) {
111			rc = ldap_recvkey( kserver, pattern, rawkey, MAX_KEYSIZE-1 );
112			if( rc ) {
113			msg_box( dlg, _("LDAP key import failed.\n"
114			"Please make sure you have an online connection"
115			" and gpgkeys_ldap.exe is installed"),
116			_("Keyserver"), MB_ERR );
117			free_if_alloc( rawkey );
118			return rc;
119			}
120			}
121			else if (proto == KSPROTO_FINGER) {
122			rc = finger_recvkey (kserver, pattern, rawkey, MAX_KEYSIZE-1);
123			if (rc) {
124			log_box (_("Keyserver"), MB_ERR, _("Finger key import failed: %s\n"),
125			winpt_strerror (rc));
126	twoaday	22	free_if_alloc (rawkey);
127	twoaday	2	return rc;
128			}
129			}
130			else if( ( rc = kserver_recvkey( kserver, port, kserver_check_keyid( pattern ),
131			rawkey, MAX_KEYSIZE-1 ) ) ) {
132			hkp_err_box (dlg, kserver, port, rc);
133			free_if_alloc (rawkey);
134			return rc;
135			}
136			else {
137			if( !strstr( rawkey, "BEGIN PGP PUBLIC KEY BLOCK" ) ) {
138			msg_box( dlg, _("This is not a valid OpenPGP key."), _("Keyserver"), MB_ERR );
139			goto leave;
140			}
141			ec = gpgme_new( &ctx );
142			if( ec )
143			BUG( NULL );
144			gpgme_data_new_from_mem( &keydata, rawkey, strlen( rawkey ), 1 );
145	twoaday	23	rc = gpgme_op_import( ctx, keydata );
146	twoaday	2	if( rc ) {
147			msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Import"), MB_ERR );
148			goto leave;
149			}
150	twoaday	23	import_res = gpgme_op_import_result (ctx);
151	twoaday	2	}
152
153			/* if we use the refresh mode, a lot of keys will be fetched and thus only
154			a summarize at the end is presented and not for each key. */
155	twoaday	22	if (!(flags & KM_KS_REFRESH)) {
156	twoaday	23	if (import_res->new_user_ids == 0) {
157	twoaday	22	_snprintf (msg, DIM (msg)-1,
158	twoaday	2	_("Key '%s' successfully received but nothing was changed."), pattern );
159	twoaday	22	status_box (dlg, msg, _("GnuPG Status"));
160	twoaday	2	rc = WPTERR_GENERAL;
161			goto leave;
162			}
163	twoaday	22	_snprintf (msg, DIM (msg)-1, _("Key '%s' sucessfully received and imported."), pattern);
164			status_box (dlg, msg, _("GnuPG Status"));
165	twoaday	2	}
166
167			leave:
168			free_if_alloc (rawkey);
169			gpgme_release (ctx);
170			gpgme_data_release (keydata);
171
172			return rc;
173			} /* hkp_recv_key */
174
175
176			#define my_iskeychar(a) ( ( (a) >='0' && (a) <= '9' ) \|\| ( (a) >= 'A' && (a) <= 'F' ) )
177
178			static int
179			check_pattern( const char *pattern )
180			{
181			int rc = 1;
182
183			/* Whitespace are not allowed! */
184			if( strchr( pattern, ' ') ) {
185			rc = WPTERR_GENERAL;
186			goto leave;
187			}
188
189			if( (( strstr( pattern, "0x" ) ) && ( strlen( pattern ) == 10 ) )
190			\|\| (strstr(pattern, "0x")) && ( strlen( pattern ) == 18 ) ) {
191			rc = 0;
192			goto leave;
193			}
194
195			if( (( my_iskeychar( pattern[0] )) && ( strlen( pattern ) == 8 ) )
196			\|\| (my_iskeychar(pattern[0])) && ( strlen( pattern ) == 16) ) {
197			rc = 0;
198			goto leave;
199			}
200
201			if( ( strchr( pattern, '@' ) ) && ( strlen( pattern ) >= 3 ) ) {
202			rc = 0;
203			goto leave;
204			}
205
206			leave:
207			return rc;
208			} /* check_pattern */
209
210
211			static void
212			set_proxy (HWND dlg)
213			{
214			char proxy[384];
215			int port = 0;
216
217			strcpy (proxy, "HTTP proxy: ");
218			if (kserver_get_proxy (&port)) {
219			char t[256];
220			const char *http = kserver_get_proxy (&port);
221			_snprintf (t, sizeof (t) - 1, "\"%s:%d\"", http, port);
222			strcat (proxy, t);
223			}
224			else
225			strcat( proxy, "none" );
226			SetDlgItemText( dlg, IDC_KEYSERVER_PROXY, proxy );
227			} /* set_proxy */
228
229
230			static int inline
231			kserver_get_pos (listview_ctrl_t lv)
232			{
233			if (listview_count_items (lv, 0) == 1)
234			return 0;
235			return listview_get_curr_pos (lv);
236			}
237
238
239			static u16 inline
240			kserver_get_port (listview_ctrl_t lv)
241			{
242			char buf[16];
243
244			listview_get_item_text (lv, kserver_get_pos (lv), 3, buf, 15);
245			return (u16)strtoul (buf, NULL, 10);
246			}
247
248			static void
249			load_default_ks (listview_ctrl_t lv)
250			{
251			char * p, buf[192];
252			int i;
253
254			p = get_reg_entry_keyserver ("Default");
255			if (!p)
256			return;
257			for( i = 0; i < listview_count_items( lv, 0 ); i++ ) {
258			listview_get_item_text( lv, i, 0, buf, sizeof (buf)-1 );
259			if( !strncmp( p, buf, strlen( p ) ) ) {
260			listview_add_sub_item( lv, i, 2, "x" );
261			break;
262			}
263			}
264			free_if_alloc (p);
265			} /* load_default_ks */
266
267
268			static int
269			save_default_ks (listview_ctrl_t lv)
270			{
271			char buf[192], port[32];
272			int idx, i;
273
274			idx = listview_get_curr_pos( lv );
275			if( idx == -1 ) {
276			msg_box( NULL, _("Please select one of the servers."), _("Keyserver"), MB_ERR );
277			return -1;
278			}
279			listview_get_item_text( lv, idx, 1, buf, sizeof (buf)-1 );
280			if( *buf != 'H' ) {
281			msg_box( NULL, _("Only HTTP keyserver can be used."), _("Keyserver"), MB_ERR );
282			return -1;
283			}
284			for (i = 0; i < listview_count_items( lv, 0 ); i++)
285			listview_add_sub_item (lv, i, 2, "");
286			listview_add_sub_item (lv, idx, 2, "x");
287			listview_get_item_text (lv, idx, 0, buf, sizeof (buf)-1);
288			set_reg_entry_keyserver ("Default", buf);
289			i = kserver_get_port (lv);
290			sprintf (port, "%d", i);
291			set_reg_entry_keyserver ("Default_Port", port);
292			keyserver_set_default (buf, (u16)i);
293			return 0;
294			} /* save_default_ks */
295
296
297			int
298			keyserver_list_build (listview_ctrl_t *r_lv, HWND hwnd)
299			{
300			struct listview_column_s keyserver[] = {
301			{0, 160, (char *)_("DNS Name")},
302			{1, 52, (char *)_("Protocol")},
303			{2, 46, (char *)_("Default")},
304			{3, 46, (char *)_("Port")},
305			{0, 0, NULL}
306			};
307			listview_ctrl_t lv;
308			char buf[32];
309			int j;
310
311			listview_new (&lv);
312			lv->ctrl = hwnd;
313			for (j=0; keyserver[j].fieldname; j++)
314			listview_add_column (lv, &keyserver[j]);
315			for (j = 0; j<MAX_KEYSERVERS; j++) {
316			if (!server[j].used)
317			continue;
318			listview_add_item (lv, " ");
319			listview_add_sub_item (lv, 0, 0, server[j].name);
320			switch (server[j].proto) {
321			case KSPROTO_HTTP:
322			listview_add_sub_item( lv, 0, 1, "H" ); break;
323			case KSPROTO_LDAP:
324			listview_add_sub_item( lv, 0, 1, "L" ); break;
325			case KSPROTO_FINGER:
326			listview_add_sub_item( lv, 0, 1, "F" ); break;
327			}
328			sprintf (buf, "%d", server[j].port);
329			listview_add_sub_item (lv, 0, 3, buf);
330			}
331			load_default_ks (lv);
332			if (listview_count_items (lv, 0) == 0) {
333			listview_add_item (lv, "");
334			listview_add_sub_item (lv, 0, 0, DEF_HKP_KEYSERVER);
335			listview_add_sub_item (lv, 0, 1, "H");
336			}
337			listview_set_ext_style (lv);
338			*r_lv = lv;
339			return 0;
340			}
341
342
343			BOOL CALLBACK
344			keyserver_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
345			{
346			static listview_ctrl_t lv = NULL;
347			static int lv_idx = 0;
348			int rc, proto_nr = 0;
349			char kserver[128], pattern[128];
350			char proto[16];
351			keyserver_ctx ksc;
352
353			switch ( msg ) {
354			case WM_INITDIALOG:
355			#ifndef LANG_DE
356			SetWindowText( dlg, _("Keyserver Access") );
357			SetDlgItemText( dlg, IDC_KEYSERVER_SEND,
358			_("Send key (default is receiving)") );
359			SetDlgItemText( dlg, IDC_KEYSERVER_INFO,
360	twoaday	22	_("Please enter the key ID or email address you search for"));
361	twoaday	2	SetDlgItemText( dlg, IDC_KEYSERVER_INDEX, _("&Search") );
362			#endif
363			set_proxy (dlg);
364			keyserver_list_build (&lv, GetDlgItem (dlg, IDC_KEYSERVER_LIST));
365	twoaday	23	center_window (dlg, NULL);
366	twoaday	2	SetForegroundWindow (dlg);
367			return TRUE;
368
369			case WM_NOTIFY:
370			NMHDR *notify;
371			notify = (NMHDR *)lparam;
372			if( notify && notify->code == NM_CLICK
373			&& notify->idFrom == IDC_KEYSERVER_LIST )
374			lv_idx = listview_get_curr_pos( lv );
375			return TRUE;
376
377			case WM_DESTROY:
378			if( lv ) {
379			listview_release( lv );
380			lv = NULL;
381			}
382			lv_idx = 0;
383			return FALSE;
384
385			case WM_SYSCOMMAND:
386			if( LOWORD( wparam ) == SC_CLOSE )
387			EndDialog( dlg, TRUE );
388			return FALSE;
389
390			case WM_COMMAND:
391			switch( LOWORD( wparam ) ) {
392			case IDC_KEYSERVER_PROXSETT:
393			dialog_box_param( glob_hinst, (LPCTSTR)IDD_WINPT_KEYSERVER_PROXY, glob_hwnd,
394			keyserver_proxy_dlg_proc, NULL,
395			_("Proxy Settings"), IDS_WINPT_KEYSERVER_PROXY );
396			set_proxy( dlg );
397			return TRUE;
398
399			case IDC_KEYSERVER_INDEX:
400			if (!lv_idx) {
401			lv_idx = kserver_get_pos (lv);
402			if (lv_idx == -1) {
403			msg_box (dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO);
404			return FALSE;
405			}
406			}
407			listview_get_item_text (lv, lv_idx, 1, proto, sizeof (proto)-1);
408			if (*proto == 'L') {
409			msg_box( dlg, _("This is not implemented yet!"), _("Keyserver"), MB_ERR );
410			return FALSE;
411			}
412			listview_get_item_text (lv, lv_idx, 0, kserver, sizeof (kserver)-1);
413			if (!GetDlgItemText (dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1)) {
414			msg_box (dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO);
415			return FALSE;
416			}
417			ksc.name = kserver;
418			ksc.pattern = pattern;
419			ksc.port = kserver_get_port (lv);
420			DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_HKPSEARCH, dlg,
421			hkpsearch_dlg_proc, (LPARAM) &ksc );
422			return TRUE;
423
424			case IDC_KEYSERVER_RECV:
425			memset (&kserver, 0, sizeof (kserver));
426			if (!lv_idx) {
427			lv_idx = kserver_get_pos (lv);
428			if (lv_idx == -1) {
429			msg_box( dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO );
430			return FALSE;
431			}
432			}
433			listview_get_item_text( lv, lv_idx, 1, proto, sizeof (proto)-1 );
434			proto_nr = KSPROTO_HTTP;
435			if( *proto == 'L' )
436			proto_nr = KSPROTO_LDAP;
437			else if( *proto == 'F' )
438			proto_nr = KSPROTO_FINGER;
439			listview_get_item_text( lv, lv_idx, 0, kserver, sizeof (kserver)-1 );
440			if( !GetDlgItemText( dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1 ) ) {
441			msg_box( dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO );
442			return FALSE;
443			}
444			if( proto_nr == KSPROTO_LDAP && strchr( pattern, '@' ) ) {
445			msg_box( dlg, _("Only keyids are allowed."), _("LDAP Keyserver"), MB_INFO );
446			return FALSE;
447			}
448	twoaday	22	else if (proto_nr == KSPROTO_FINGER) {
449			if (strchr (pattern, '@') \|\| strchr (pattern, ' ')) {
450			msg_box (dlg, _("Only enter the name of the user."), _("FINGER Keyserver"), MB_INFO);
451			return FALSE;
452			}
453	twoaday	2	}
454			else if( check_pattern( pattern ) ) {
455	twoaday	22	msg_box( dlg, _("Only email addresses or keyids are allowed."), _("HKP Keyserver"), MB_INFO );
456	twoaday	2	return FALSE;
457			}
458			rc = hkp_recv_key (dlg, kserver, kserver_get_port (lv), pattern, proto_nr, 0);
459			if (!rc)
460			keycache_set_reload (1);
461			return TRUE;
462
463			case IDC_KEYSERVER_DEFAULT:
464			save_default_ks( lv );
465			break;
466
467			case IDCANCEL:
468			EndDialog( dlg, FALSE );
469			return FALSE;
470			}
471			break;
472			}
473
474			return FALSE;
475			} /* keyserver_dlg_proc */