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_recipients_t rset;
    gpgme_data_t keydata;
    gpgme_error_t ec;
    char *rawkey = NULL, msg[1024];
    int rc;
    
    ec = gpgme_recipients_new( &rset );
    if( ec )
        BUG( NULL );
    gpgme_recipients_add_name( rset, pattern );
    ec = gpgme_new( &c );
    if( ec )
        BUG( NULL );
    gpgme_control( c, GPGME_CTRL_ARMOR, 1 );
    ec = gpgme_data_new( &keydata );
    if( ec )
        BUG( NULL );
    rc = (int) gpgme_op_export( c, rset, keydata );
    if( rc ) {
        msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Export"), MB_ERR );
        goto leave;
    }
    rawkey = gpgme_data_release_and_return_string (keydata);
    rc = kserver_sendkey (kserver, port, rawkey, strlen (rawkey));
    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);
    gpgme_recipients_release (rset);
    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;
    int rc, import_res[14];
    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, NULL, keydata );
        if( rc ) {
            msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Import"), MB_ERR );
            goto leave;
        }
        gpgme_get_import_status (ctx, import_res, NULL);
    }
    
    /* 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[GPGME_IMPSTAT_NPKEYS] == 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);
        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			gpgme_ctx_t c;
60			gpgme_recipients_t rset;
61			gpgme_data_t keydata;
62			gpgme_error_t ec;
63			char *rawkey = NULL, msg[1024];
64			int rc;
65
66			ec = gpgme_recipients_new( &rset );
67			if( ec )
68			BUG( NULL );
69			gpgme_recipients_add_name( rset, pattern );
70			ec = gpgme_new( &c );
71			if( ec )
72			BUG( NULL );
73			gpgme_control( c, GPGME_CTRL_ARMOR, 1 );
74			ec = gpgme_data_new( &keydata );
75			if( ec )
76			BUG( NULL );
77			rc = (int) gpgme_op_export( c, rset, keydata );
78			if( rc ) {
79			msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Export"), MB_ERR );
80			goto leave;
81			}
82			rawkey = gpgme_data_release_and_return_string (keydata);
83			rc = kserver_sendkey (kserver, port, rawkey, strlen (rawkey));
84			if (rc) {
85			hkp_err_box (dlg, kserver, port, rc);
86			goto leave;
87			}
88
89			_snprintf (msg, sizeof (msg) -1, _("Key '%s' successfully sent"), pattern);
90			status_box (dlg, msg, _("GnuPG status"));
91
92			leave:
93			gpgme_release (c);
94			gpgme_recipients_release (rset);
95			safe_free (rawkey);
96			return rc;
97			} /* hkp_send_key */
98
99
100			int
101	twoaday	22	hkp_recv_key (HWND dlg, const char *kserver, u16 port,
102			const char *pattern, int proto, int flags)
103	twoaday	2	{
104			gpgme_ctx_t ctx;
105			gpgme_data_t keydata;
106			gpgme_error_t ec;
107			int rc, import_res[14];
108	twoaday	22	char *rawkey = NULL, msg[384];
109	twoaday	2
110			rawkey = new char[MAX_KEYSIZE];
111			if (!rawkey)
112			BUG (0);
113			memset (rawkey, 0, MAX_KEYSIZE);
114			if( proto == KSPROTO_LDAP ) {
115			rc = ldap_recvkey( kserver, pattern, rawkey, MAX_KEYSIZE-1 );
116			if( rc ) {
117			msg_box( dlg, _("LDAP key import failed.\n"
118			"Please make sure you have an online connection"
119			" and gpgkeys_ldap.exe is installed"),
120			_("Keyserver"), MB_ERR );
121			free_if_alloc( rawkey );
122			return rc;
123			}
124			}
125			else if (proto == KSPROTO_FINGER) {
126			rc = finger_recvkey (kserver, pattern, rawkey, MAX_KEYSIZE-1);
127			if (rc) {
128			log_box (_("Keyserver"), MB_ERR, _("Finger key import failed: %s\n"),
129			winpt_strerror (rc));
130	twoaday	22	free_if_alloc (rawkey);
131	twoaday	2	return rc;
132			}
133			}
134			else if( ( rc = kserver_recvkey( kserver, port, kserver_check_keyid( pattern ),
135			rawkey, MAX_KEYSIZE-1 ) ) ) {
136			hkp_err_box (dlg, kserver, port, rc);
137			free_if_alloc (rawkey);
138			return rc;
139			}
140			else {
141			if( !strstr( rawkey, "BEGIN PGP PUBLIC KEY BLOCK" ) ) {
142			msg_box( dlg, _("This is not a valid OpenPGP key."), _("Keyserver"), MB_ERR );
143			goto leave;
144			}
145			ec = gpgme_new( &ctx );
146			if( ec )
147			BUG( NULL );
148			gpgme_data_new_from_mem( &keydata, rawkey, strlen( rawkey ), 1 );
149			rc = gpgme_op_import( ctx, NULL, keydata );
150			if( rc ) {
151			msg_box( dlg, gpgme_strerror( (gpgme_error_t)rc ), _("Import"), MB_ERR );
152			goto leave;
153			}
154	twoaday	22	gpgme_get_import_status (ctx, import_res, NULL);
155	twoaday	2	}
156
157			/* if we use the refresh mode, a lot of keys will be fetched and thus only
158			a summarize at the end is presented and not for each key. */
159	twoaday	22	if (!(flags & KM_KS_REFRESH)) {
160			if (import_res[GPGME_IMPSTAT_NPKEYS] == 0) {
161			_snprintf (msg, DIM (msg)-1,
162	twoaday	2	_("Key '%s' successfully received but nothing was changed."), pattern );
163	twoaday	22	status_box (dlg, msg, _("GnuPG Status"));
164	twoaday	2	rc = WPTERR_GENERAL;
165			goto leave;
166			}
167	twoaday	22	_snprintf (msg, DIM (msg)-1, _("Key '%s' sucessfully received and imported."), pattern);
168			status_box (dlg, msg, _("GnuPG Status"));
169	twoaday	2	}
170
171			leave:
172			free_if_alloc (rawkey);
173			gpgme_release (ctx);
174			gpgme_data_release (keydata);
175
176			return rc;
177			} /* hkp_recv_key */
178
179
180			#define my_iskeychar(a) ( ( (a) >='0' && (a) <= '9' ) \|\| ( (a) >= 'A' && (a) <= 'F' ) )
181
182			static int
183			check_pattern( const char *pattern )
184			{
185			int rc = 1;
186
187			/* Whitespace are not allowed! */
188			if( strchr( pattern, ' ') ) {
189			rc = WPTERR_GENERAL;
190			goto leave;
191			}
192
193			if( (( strstr( pattern, "0x" ) ) && ( strlen( pattern ) == 10 ) )
194			\|\| (strstr(pattern, "0x")) && ( strlen( pattern ) == 18 ) ) {
195			rc = 0;
196			goto leave;
197			}
198
199			if( (( my_iskeychar( pattern[0] )) && ( strlen( pattern ) == 8 ) )
200			\|\| (my_iskeychar(pattern[0])) && ( strlen( pattern ) == 16) ) {
201			rc = 0;
202			goto leave;
203			}
204
205			if( ( strchr( pattern, '@' ) ) && ( strlen( pattern ) >= 3 ) ) {
206			rc = 0;
207			goto leave;
208			}
209
210			leave:
211			return rc;
212			} /* check_pattern */
213
214
215			static void
216			set_proxy (HWND dlg)
217			{
218			char proxy[384];
219			int port = 0;
220
221			strcpy (proxy, "HTTP proxy: ");
222			if (kserver_get_proxy (&port)) {
223			char t[256];
224			const char *http = kserver_get_proxy (&port);
225			_snprintf (t, sizeof (t) - 1, "\"%s:%d\"", http, port);
226			strcat (proxy, t);
227			}
228			else
229			strcat( proxy, "none" );
230			SetDlgItemText( dlg, IDC_KEYSERVER_PROXY, proxy );
231			} /* set_proxy */
232
233
234			static int inline
235			kserver_get_pos (listview_ctrl_t lv)
236			{
237			if (listview_count_items (lv, 0) == 1)
238			return 0;
239			return listview_get_curr_pos (lv);
240			}
241
242
243			static u16 inline
244			kserver_get_port (listview_ctrl_t lv)
245			{
246			char buf[16];
247
248			listview_get_item_text (lv, kserver_get_pos (lv), 3, buf, 15);
249			return (u16)strtoul (buf, NULL, 10);
250			}
251
252			static void
253			load_default_ks (listview_ctrl_t lv)
254			{
255			char * p, buf[192];
256			int i;
257
258			p = get_reg_entry_keyserver ("Default");
259			if (!p)
260			return;
261			for( i = 0; i < listview_count_items( lv, 0 ); i++ ) {
262			listview_get_item_text( lv, i, 0, buf, sizeof (buf)-1 );
263			if( !strncmp( p, buf, strlen( p ) ) ) {
264			listview_add_sub_item( lv, i, 2, "x" );
265			break;
266			}
267			}
268			free_if_alloc (p);
269			} /* load_default_ks */
270
271
272			static int
273			save_default_ks (listview_ctrl_t lv)
274			{
275			char buf[192], port[32];
276			int idx, i;
277
278			idx = listview_get_curr_pos( lv );
279			if( idx == -1 ) {
280			msg_box( NULL, _("Please select one of the servers."), _("Keyserver"), MB_ERR );
281			return -1;
282			}
283			listview_get_item_text( lv, idx, 1, buf, sizeof (buf)-1 );
284			if( *buf != 'H' ) {
285			msg_box( NULL, _("Only HTTP keyserver can be used."), _("Keyserver"), MB_ERR );
286			return -1;
287			}
288			for (i = 0; i < listview_count_items( lv, 0 ); i++)
289			listview_add_sub_item (lv, i, 2, "");
290			listview_add_sub_item (lv, idx, 2, "x");
291			listview_get_item_text (lv, idx, 0, buf, sizeof (buf)-1);
292			set_reg_entry_keyserver ("Default", buf);
293			i = kserver_get_port (lv);
294			sprintf (port, "%d", i);
295			set_reg_entry_keyserver ("Default_Port", port);
296			keyserver_set_default (buf, (u16)i);
297			return 0;
298			} /* save_default_ks */
299
300
301			int
302			keyserver_list_build (listview_ctrl_t *r_lv, HWND hwnd)
303			{
304			struct listview_column_s keyserver[] = {
305			{0, 160, (char *)_("DNS Name")},
306			{1, 52, (char *)_("Protocol")},
307			{2, 46, (char *)_("Default")},
308			{3, 46, (char *)_("Port")},
309			{0, 0, NULL}
310			};
311			listview_ctrl_t lv;
312			char buf[32];
313			int j;
314
315			listview_new (&lv);
316			lv->ctrl = hwnd;
317			for (j=0; keyserver[j].fieldname; j++)
318			listview_add_column (lv, &keyserver[j]);
319			for (j = 0; j<MAX_KEYSERVERS; j++) {
320			if (!server[j].used)
321			continue;
322			listview_add_item (lv, " ");
323			listview_add_sub_item (lv, 0, 0, server[j].name);
324			switch (server[j].proto) {
325			case KSPROTO_HTTP:
326			listview_add_sub_item( lv, 0, 1, "H" ); break;
327			case KSPROTO_LDAP:
328			listview_add_sub_item( lv, 0, 1, "L" ); break;
329			case KSPROTO_FINGER:
330			listview_add_sub_item( lv, 0, 1, "F" ); break;
331			}
332			sprintf (buf, "%d", server[j].port);
333			listview_add_sub_item (lv, 0, 3, buf);
334			}
335			load_default_ks (lv);
336			if (listview_count_items (lv, 0) == 0) {
337			listview_add_item (lv, "");
338			listview_add_sub_item (lv, 0, 0, DEF_HKP_KEYSERVER);
339			listview_add_sub_item (lv, 0, 1, "H");
340			}
341			listview_set_ext_style (lv);
342			*r_lv = lv;
343			return 0;
344			}
345
346
347			BOOL CALLBACK
348			keyserver_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
349			{
350			static listview_ctrl_t lv = NULL;
351			static int lv_idx = 0;
352			int rc, proto_nr = 0;
353			char kserver[128], pattern[128];
354			char proto[16];
355			keyserver_ctx ksc;
356
357			switch ( msg ) {
358			case WM_INITDIALOG:
359			#ifndef LANG_DE
360			SetWindowText( dlg, _("Keyserver Access") );
361			SetDlgItemText( dlg, IDC_KEYSERVER_SEND,
362			_("Send key (default is receiving)") );
363			SetDlgItemText( dlg, IDC_KEYSERVER_INFO,
364	twoaday	22	_("Please enter the key ID or email address you search for"));
365	twoaday	2	SetDlgItemText( dlg, IDC_KEYSERVER_INDEX, _("&Search") );
366			#endif
367			set_proxy (dlg);
368			keyserver_list_build (&lv, GetDlgItem (dlg, IDC_KEYSERVER_LIST));
369			center_window (dlg);
370			SetForegroundWindow (dlg);
371			return TRUE;
372
373			case WM_NOTIFY:
374			NMHDR *notify;
375			notify = (NMHDR *)lparam;
376			if( notify && notify->code == NM_CLICK
377			&& notify->idFrom == IDC_KEYSERVER_LIST )
378			lv_idx = listview_get_curr_pos( lv );
379			return TRUE;
380
381			case WM_DESTROY:
382			if( lv ) {
383			listview_release( lv );
384			lv = NULL;
385			}
386			lv_idx = 0;
387			return FALSE;
388
389			case WM_SYSCOMMAND:
390			if( LOWORD( wparam ) == SC_CLOSE )
391			EndDialog( dlg, TRUE );
392			return FALSE;
393
394			case WM_COMMAND:
395			switch( LOWORD( wparam ) ) {
396			case IDC_KEYSERVER_PROXSETT:
397			dialog_box_param( glob_hinst, (LPCTSTR)IDD_WINPT_KEYSERVER_PROXY, glob_hwnd,
398			keyserver_proxy_dlg_proc, NULL,
399			_("Proxy Settings"), IDS_WINPT_KEYSERVER_PROXY );
400			set_proxy( dlg );
401			return TRUE;
402
403			case IDC_KEYSERVER_INDEX:
404			if (!lv_idx) {
405			lv_idx = kserver_get_pos (lv);
406			if (lv_idx == -1) {
407			msg_box (dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO);
408			return FALSE;
409			}
410			}
411			listview_get_item_text (lv, lv_idx, 1, proto, sizeof (proto)-1);
412			if (*proto == 'L') {
413			msg_box( dlg, _("This is not implemented yet!"), _("Keyserver"), MB_ERR );
414			return FALSE;
415			}
416			listview_get_item_text (lv, lv_idx, 0, kserver, sizeof (kserver)-1);
417			if (!GetDlgItemText (dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1)) {
418			msg_box (dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO);
419			return FALSE;
420			}
421			ksc.name = kserver;
422			ksc.pattern = pattern;
423			ksc.port = kserver_get_port (lv);
424			DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_HKPSEARCH, dlg,
425			hkpsearch_dlg_proc, (LPARAM) &ksc );
426			return TRUE;
427
428			case IDC_KEYSERVER_RECV:
429			memset (&kserver, 0, sizeof (kserver));
430			if (!lv_idx) {
431			lv_idx = kserver_get_pos (lv);
432			if (lv_idx == -1) {
433			msg_box( dlg, _("Please select one of the keyservers."), _("Keyserver"), MB_INFO );
434			return FALSE;
435			}
436			}
437			listview_get_item_text( lv, lv_idx, 1, proto, sizeof (proto)-1 );
438			proto_nr = KSPROTO_HTTP;
439			if( *proto == 'L' )
440			proto_nr = KSPROTO_LDAP;
441			else if( *proto == 'F' )
442			proto_nr = KSPROTO_FINGER;
443			listview_get_item_text( lv, lv_idx, 0, kserver, sizeof (kserver)-1 );
444			if( !GetDlgItemText( dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1 ) ) {
445			msg_box( dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO );
446			return FALSE;
447			}
448			if( proto_nr == KSPROTO_LDAP && strchr( pattern, '@' ) ) {
449			msg_box( dlg, _("Only keyids are allowed."), _("LDAP Keyserver"), MB_INFO );
450			return FALSE;
451			}
452	twoaday	22	else if (proto_nr == KSPROTO_FINGER) {
453			if (strchr (pattern, '@') \|\| strchr (pattern, ' ')) {
454			msg_box (dlg, _("Only enter the name of the user."), _("FINGER Keyserver"), MB_INFO);
455			return FALSE;
456			}
457	twoaday	2	}
458			else if( check_pattern( pattern ) ) {
459	twoaday	22	msg_box( dlg, _("Only email addresses or keyids are allowed."), _("HKP Keyserver"), MB_INFO );
460	twoaday	2	return FALSE;
461			}
462			rc = hkp_recv_key (dlg, kserver, kserver_get_port (lv), pattern, proto_nr, 0);
463			if (!rc)
464			keycache_set_reload (1);
465			return TRUE;
466
467			case IDC_KEYSERVER_DEFAULT:
468			save_default_ks( lv );
469			break;
470
471			case IDCANCEL:
472			EndDialog( dlg, FALSE );
473			return FALSE;
474			}
475			break;
476			}
477
478			return FALSE;
479			} /* keyserver_dlg_proc */