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

#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 *);


/* Print out keyserver error and a possible Winsock error. */
static void
hkp_err_box (HWND dlg, const char *host, WORD 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);
}


/* Send the extracted key with keyid @pattern to the 
   keyserver @kserver (port @port).
   Return value: 0 on success. */
int
hkp_send_key (HWND dlg, const char *kserver, WORD port, const char *pattern)
{
    gpgme_ctx_t ctx;
    gpgme_data_t keydata;
    gpgme_error_t ec;
    char *rawkey = NULL;
    char msg[384];
    size_t n;
    
    ec = gpgme_new (&ctx);
    if (ec)
        BUG (NULL);
    gpgme_set_armor (ctx, 1);
    ec = gpgme_data_new (&keydata);
    if (ec)
        BUG (NULL);
    ec = gpgme_op_export (ctx, pattern, 0, keydata);
    if (ec) {
        msg_box (dlg, gpgme_strerror (ec), _("Export"), MB_ERR);
        goto leave;
    }
    rawkey = gpgme_data_release_and_get_mem (keydata, &n);
    ec = kserver_sendkey (kserver, port, rawkey, n);
    if (ec) {
        hkp_err_box (dlg, kserver, port, ec);
        goto leave;
    }
    
    _snprintf (msg, sizeof (msg) -1, _("Key '%s' successfully sent"), pattern);
    status_box (dlg, msg, _("GnuPG status"));
    
leave:
    gpgme_release (ctx);
    if (rawkey)
        gpgme_free (rawkey);
    return ec? -1 : 0;
}


/* Receive a key from the keyserver @kserver (port @port)
   with the pattern @pattern.
   Return value: 0 on success. */
int
hkp_recv_key (HWND dlg, const char *kserver, WORD 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 = NULL;
    int rc;
    char *rawkey = NULL;
    char 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 && import_res->unchanged == 1) {
            _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;
}


#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; /* Either long or short keyid */
        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[256];
    int port = 0;
    
    strcpy (proxy, "HTTP proxy: ");
    if (kserver_get_proxy (&port)) {
        char t[128];
        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;
}


/* Dialog box procedure to access keyservers. */
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:
        SetWindowText (dlg, _("Keyserver Access"));
        SetDlgItemText (dlg, IDC_KEYSERVER_RECV, _("&Receive"));
        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"));
        SetDlgItemText (dlg, IDC_KEYSERVER_PROXSETT, _("C&hange"));
        SetDlgItemText (dlg, IDC_KEYSERVER_DEFAULT, _("Set &default"));
        SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));

        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;
}

1	werner	36	/* 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	werner	42	#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24	werner	36	#include <windows.h>
25			#include <commctrl.h>
26			#include <malloc.h>
27
28	werner	47	#include "resource.h"
29	werner	36	#include "wptKeyserver.h"
30			#include "wptErrors.h"
31			#include "wptTypes.h"
32			#include "wptCommonCtl.h"
33			#include "wptNLS.h"
34			#include "wptW32API.h"
35			#include "wptVersion.h"
36			#include "wptGPG.h"
37			#include "wptKeyManager.h"
38			#include "wptContext.h" /* for passphrase_s */
39			#include "wptDlgs.h"
40
41
42			#define MAX_KEYSIZE 70000
43
44	twoaday	109	char* get_reg_entry_keyserver (const char *);
45	werner	36	int set_reg_entry_keyserver (const char , const char );
46
47
48	twoaday	109	/* Print out keyserver error and a possible Winsock error. */
49	werner	36	static void
50	twoaday	109	hkp_err_box (HWND dlg, const char *host, WORD port, int rc)
51	werner	36	{
52	twoaday	109	const char *err = kserver_strerror ();
53	werner	36
54	twoaday	109	log_box (_("Keyserver"), MB_ERR, "%s:%d: %s",
55			host, port, winpt_strerror (rc));
56	werner	36	if (err)
57			msg_box (dlg, err, wsock_strerror (), MB_ERR);
58	twoaday	109	}
59	werner	36
60
61	twoaday	109	/* Send the extracted key with keyid @pattern to the
62			keyserver @kserver (port @port).
63			Return value: 0 on success. */
64	werner	36	int
65	twoaday	109	hkp_send_key (HWND dlg, const char kserver, WORD port, const char pattern)
66	werner	36	{
67	twoaday	109	gpgme_ctx_t ctx;
68	werner	36	gpgme_data_t keydata;
69			gpgme_error_t ec;
70	twoaday	109	char *rawkey = NULL;
71			char msg[384];
72	werner	36	size_t n;
73
74	twoaday	109	ec = gpgme_new (&ctx);
75			if (ec)
76			BUG (NULL);
77			gpgme_set_armor (ctx, 1);
78			ec = gpgme_data_new (&keydata);
79			if (ec)
80			BUG (NULL);
81			ec = gpgme_op_export (ctx, pattern, 0, keydata);
82			if (ec) {
83			msg_box (dlg, gpgme_strerror (ec), _("Export"), MB_ERR);
84	werner	36	goto leave;
85			}
86			rawkey = gpgme_data_release_and_get_mem (keydata, &n);
87	twoaday	109	ec = kserver_sendkey (kserver, port, rawkey, n);
88			if (ec) {
89			hkp_err_box (dlg, kserver, port, ec);
90	werner	36	goto leave;
91			}
92
93			_snprintf (msg, sizeof (msg) -1, _("Key '%s' successfully sent"), pattern);
94			status_box (dlg, msg, _("GnuPG status"));
95
96			leave:
97	twoaday	109	gpgme_release (ctx);
98	werner	36	if (rawkey)
99			gpgme_free (rawkey);
100	twoaday	109	return ec? -1 : 0;
101			}
102	werner	36
103
104	twoaday	109	/* Receive a key from the keyserver @kserver (port @port)
105			with the pattern @pattern.
106			Return value: 0 on success. */
107	werner	36	int
108	twoaday	109	hkp_recv_key (HWND dlg, const char *kserver, WORD port,
109	werner	36	const char *pattern, int proto, int flags)
110			{
111			gpgme_ctx_t ctx;
112			gpgme_data_t keydata;
113			gpgme_error_t ec;
114	twoaday	73	gpgme_import_result_t import_res = NULL;
115	werner	36	int rc;
116	twoaday	109	char *rawkey = NULL;
117			char msg[384];
118	werner	36
119			rawkey = new char[MAX_KEYSIZE];
120			if (!rawkey)
121			BUG (0);
122			memset (rawkey, 0, MAX_KEYSIZE);
123	twoaday	109	if (proto == KSPROTO_LDAP) {
124			rc = ldap_recvkey (kserver, pattern, rawkey, MAX_KEYSIZE-1);
125			if (rc) {
126			msg_box (dlg, _("LDAP key import failed.\n"
127	werner	36	"Please make sure you have an online connection"
128			" and gpgkeys_ldap.exe is installed"),
129	twoaday	109	_("Keyserver"), MB_ERR);
130			free_if_alloc (rawkey);
131	werner	36	return rc;
132			}
133			}
134			else if (proto == KSPROTO_FINGER) {
135			rc = finger_recvkey (kserver, pattern, rawkey, MAX_KEYSIZE-1);
136			if (rc) {
137	twoaday	109	log_box (_("Keyserver"), MB_ERR,
138			_("Finger key import failed: %s\n"), winpt_strerror (rc));
139	werner	36	free_if_alloc (rawkey);
140			return rc;
141			}
142			}
143	twoaday	109	else if ((rc = kserver_recvkey (kserver, port,
144			kserver_check_keyid (pattern),
145			rawkey, MAX_KEYSIZE-1))) {
146	werner	36	hkp_err_box (dlg, kserver, port, rc);
147			free_if_alloc (rawkey);
148			return rc;
149			}
150			else {
151	twoaday	109	if (!strstr (rawkey, "BEGIN PGP PUBLIC KEY BLOCK")) {
152			msg_box (dlg, _("This is not a valid OpenPGP key."),
153			_("Keyserver"), MB_ERR);
154	werner	36	goto leave;
155			}
156	twoaday	109	ec = gpgme_new (&ctx);
157			if (ec)
158			BUG (NULL);
159			gpgme_data_new_from_mem (&keydata, rawkey, strlen (rawkey), 1);
160			rc = gpgme_op_import (ctx, keydata);
161			if (rc) {
162			msg_box (dlg, gpgme_strerror ((gpgme_error_t)rc), _("Import"), MB_ERR);
163	werner	36	goto leave;
164			}
165			import_res = gpgme_op_import_result (ctx);
166			}
167
168			/* if we use the refresh mode, a lot of keys will be fetched and thus only
169			a summarize at the end is presented and not for each key. */
170			if (!(flags & KM_KS_REFRESH)) {
171	twoaday	109	if (import_res && import_res->unchanged == 1) {
172	werner	36	_snprintf (msg, DIM (msg)-1,
173			_("Key '%s' successfully received but nothing was changed."), pattern );
174			status_box (dlg, msg, _("GnuPG Status"));
175			rc = WPTERR_GENERAL;
176			goto leave;
177			}
178			_snprintf (msg, DIM (msg)-1, _("Key '%s' sucessfully received and imported."), pattern);
179			status_box (dlg, msg, _("GnuPG Status"));
180			}
181
182			leave:
183			free_if_alloc (rawkey);
184			gpgme_release (ctx);
185			gpgme_data_release (keydata);
186
187			return rc;
188	twoaday	109	}
189	werner	36
190
191	twoaday	109	#define my_iskeychar(a) (((a) >='0' && (a) <= '9' ) \|\| ((a) >= 'A' && (a) <= 'F'))
192	werner	36
193			static int
194	twoaday	109	check_pattern (const char *pattern)
195	werner	36	{
196			int rc = 1;
197
198			/* Whitespace are not allowed! */
199	twoaday	109	if (strchr( pattern, ' ')) {
200	werner	36	rc = WPTERR_GENERAL;
201			goto leave;
202			}
203
204	twoaday	109	if (((strstr (pattern, "0x")) && (strlen (pattern) == 10)) \|\|
205			(strstr(pattern, "0x")) && (strlen (pattern) == 18)) {
206			rc = 0; /* Either long or short keyid */
207	werner	36	goto leave;
208			}
209
210			if( (( my_iskeychar( pattern[0] )) && ( strlen( pattern ) == 8 ) )
211			\|\| (my_iskeychar(pattern[0])) && ( strlen( pattern ) == 16) ) {
212			rc = 0;
213			goto leave;
214			}
215
216			if( ( strchr( pattern, '@' ) ) && ( strlen( pattern ) >= 3 ) ) {
217			rc = 0;
218			goto leave;
219			}
220
221			leave:
222			return rc;
223			} /* check_pattern */
224
225
226			static void
227			set_proxy (HWND dlg)
228			{
229	twoaday	109	char proxy[256];
230	werner	36	int port = 0;
231
232			strcpy (proxy, "HTTP proxy: ");
233			if (kserver_get_proxy (&port)) {
234	twoaday	109	char t[128];
235	werner	36	const char *http = kserver_get_proxy (&port);
236			_snprintf (t, sizeof (t) - 1, "\"%s:%d\"", http, port);
237			strcat (proxy, t);
238			}
239			else
240	twoaday	109	strcat (proxy, "none");
241			SetDlgItemText (dlg, IDC_KEYSERVER_PROXY, proxy);
242	werner	36	} /* set_proxy */
243
244
245			static int inline
246			kserver_get_pos (listview_ctrl_t lv)
247			{
248			if (listview_count_items (lv, 0) == 1)
249			return 0;
250			return listview_get_curr_pos (lv);
251			}
252
253
254			static u16 inline
255			kserver_get_port (listview_ctrl_t lv)
256			{
257			char buf[16];
258
259			listview_get_item_text (lv, kserver_get_pos (lv), 3, buf, 15);
260			return (u16)strtoul (buf, NULL, 10);
261			}
262
263			static void
264			load_default_ks (listview_ctrl_t lv)
265			{
266			char * p, buf[192];
267			int i;
268
269			p = get_reg_entry_keyserver ("Default");
270			if (!p)
271			return;
272			for( i = 0; i < listview_count_items( lv, 0 ); i++ ) {
273			listview_get_item_text( lv, i, 0, buf, sizeof (buf)-1 );
274			if( !strncmp( p, buf, strlen( p ) ) ) {
275			listview_add_sub_item( lv, i, 2, "x" );
276			break;
277			}
278			}
279			free_if_alloc (p);
280			} /* load_default_ks */
281
282
283			static int
284			save_default_ks (listview_ctrl_t lv)
285			{
286			char buf[192], port[32];
287			int idx, i;
288
289			idx = listview_get_curr_pos( lv );
290			if( idx == -1 ) {
291			msg_box( NULL, _("Please select one of the servers."), _("Keyserver"), MB_ERR );
292			return -1;
293			}
294			listview_get_item_text( lv, idx, 1, buf, sizeof (buf)-1 );
295			if( *buf != 'H' ) {
296			msg_box( NULL, _("Only HTTP keyserver can be used."), _("Keyserver"), MB_ERR );
297			return -1;
298			}
299			for (i = 0; i < listview_count_items( lv, 0 ); i++)
300			listview_add_sub_item (lv, i, 2, "");
301			listview_add_sub_item (lv, idx, 2, "x");
302			listview_get_item_text (lv, idx, 0, buf, sizeof (buf)-1);
303			set_reg_entry_keyserver ("Default", buf);
304			i = kserver_get_port (lv);
305			sprintf (port, "%d", i);
306			set_reg_entry_keyserver ("Default_Port", port);
307			keyserver_set_default (buf, (u16)i);
308			return 0;
309			} /* save_default_ks */
310
311
312			int
313			keyserver_list_build (listview_ctrl_t *r_lv, HWND hwnd)
314			{
315			struct listview_column_s keyserver[] = {
316			{0, 160, (char *)_("DNS Name")},
317			{1, 52, (char *)_("Protocol")},
318			{2, 46, (char *)_("Default")},
319			{3, 46, (char *)_("Port")},
320			{0, 0, NULL}
321			};
322			listview_ctrl_t lv;
323			char buf[32];
324			int j;
325
326			listview_new (&lv);
327			lv->ctrl = hwnd;
328			for (j=0; keyserver[j].fieldname; j++)
329			listview_add_column (lv, &keyserver[j]);
330			for (j = 0; j<MAX_KEYSERVERS; j++) {
331			if (!server[j].used)
332			continue;
333			listview_add_item (lv, " ");
334			listview_add_sub_item (lv, 0, 0, server[j].name);
335			switch (server[j].proto) {
336			case KSPROTO_HTTP:
337			listview_add_sub_item( lv, 0, 1, "H" ); break;
338			case KSPROTO_LDAP:
339			listview_add_sub_item( lv, 0, 1, "L" ); break;
340			case KSPROTO_FINGER:
341			listview_add_sub_item( lv, 0, 1, "F" ); break;
342			}
343			sprintf (buf, "%d", server[j].port);
344			listview_add_sub_item (lv, 0, 3, buf);
345			}
346			load_default_ks (lv);
347			if (listview_count_items (lv, 0) == 0) {
348			listview_add_item (lv, "");
349			listview_add_sub_item (lv, 0, 0, DEF_HKP_KEYSERVER);
350			listview_add_sub_item (lv, 0, 1, "H");
351			}
352			listview_set_ext_style (lv);
353			*r_lv = lv;
354			return 0;
355			}
356
357
358	twoaday	109	/* Dialog box procedure to access keyservers. */
359	werner	36	BOOL CALLBACK
360			keyserver_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
361			{
362			static listview_ctrl_t lv = NULL;
363			static int lv_idx = 0;
364			int rc, proto_nr = 0;
365			char kserver[128], pattern[128];
366			char proto[16];
367			keyserver_ctx ksc;
368
369			switch ( msg ) {
370			case WM_INITDIALOG:
371			SetWindowText (dlg, _("Keyserver Access"));
372			SetDlgItemText (dlg, IDC_KEYSERVER_RECV, _("&Receive"));
373			SetDlgItemText (dlg, IDC_KEYSERVER_SEND,
374			_("Send key (default is receiving)"));
375			SetDlgItemText (dlg, IDC_KEYSERVER_INFO,
376			_("Please enter the key ID or email address you search for"));
377			SetDlgItemText (dlg, IDC_KEYSERVER_INDEX, _("&Search"));
378			SetDlgItemText (dlg, IDC_KEYSERVER_PROXSETT, _("C&hange"));
379			SetDlgItemText (dlg, IDC_KEYSERVER_DEFAULT, _("Set &default"));
380	twoaday	101	SetDlgItemText (dlg, IDCANCEL, _("&Cancel"));
381
382	werner	36	set_proxy (dlg);
383			keyserver_list_build (&lv, GetDlgItem (dlg, IDC_KEYSERVER_LIST));
384			center_window (dlg, NULL);
385			SetForegroundWindow (dlg);
386			return TRUE;
387
388			case WM_NOTIFY:
389			NMHDR *notify;
390			notify = (NMHDR *)lparam;
391			if( notify && notify->code == NM_CLICK
392			&& notify->idFrom == IDC_KEYSERVER_LIST )
393			lv_idx = listview_get_curr_pos( lv );
394			return TRUE;
395
396			case WM_DESTROY:
397			if( lv ) {
398			listview_release( lv );
399			lv = NULL;
400			}
401			lv_idx = 0;
402			return FALSE;
403
404			case WM_SYSCOMMAND:
405			if( LOWORD( wparam ) == SC_CLOSE )
406			EndDialog( dlg, TRUE );
407			return FALSE;
408
409			case WM_COMMAND:
410			switch( LOWORD( wparam ) ) {
411			case IDC_KEYSERVER_PROXSETT:
412			dialog_box_param( glob_hinst, (LPCTSTR)IDD_WINPT_KEYSERVER_PROXY, glob_hwnd,
413	twoaday	109	keyserver_proxy_dlg_proc, NULL,
414	werner	36	_("Proxy Settings"), IDS_WINPT_KEYSERVER_PROXY );
415			set_proxy( dlg );
416			return TRUE;
417
418			case IDC_KEYSERVER_INDEX:
419			if (!lv_idx) {
420			lv_idx = kserver_get_pos (lv);
421			if (lv_idx == -1) {
422	twoaday	109	msg_box (dlg, _("Please select one of the keyservers."),
423			_("Keyserver"), MB_INFO);
424	werner	36	return FALSE;
425			}
426			}
427			listview_get_item_text (lv, lv_idx, 1, proto, sizeof (proto)-1);
428			if (*proto == 'L') {
429			msg_box( dlg, _("This is not implemented yet!"), _("Keyserver"), MB_ERR );
430			return FALSE;
431			}
432			listview_get_item_text (lv, lv_idx, 0, kserver, sizeof (kserver)-1);
433			if (!GetDlgItemText (dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1)) {
434			msg_box (dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO);
435			return FALSE;
436			}
437			ksc.name = kserver;
438			ksc.pattern = pattern;
439			ksc.port = kserver_get_port (lv);
440			DialogBoxParam( glob_hinst, (LPCSTR)IDD_WINPT_HKPSEARCH, dlg,
441			hkpsearch_dlg_proc, (LPARAM) &ksc );
442			return TRUE;
443
444			case IDC_KEYSERVER_RECV:
445			memset (&kserver, 0, sizeof (kserver));
446			if (!lv_idx) {
447			lv_idx = kserver_get_pos (lv);
448			if (lv_idx == -1) {
449	twoaday	109	msg_box (dlg, _("Please select one of the keyservers."),
450			_("Keyserver"), MB_INFO);
451	werner	36	return FALSE;
452			}
453			}
454			listview_get_item_text( lv, lv_idx, 1, proto, sizeof (proto)-1 );
455			proto_nr = KSPROTO_HTTP;
456			if( *proto == 'L' )
457			proto_nr = KSPROTO_LDAP;
458			else if( *proto == 'F' )
459			proto_nr = KSPROTO_FINGER;
460			listview_get_item_text( lv, lv_idx, 0, kserver, sizeof (kserver)-1 );
461			if( !GetDlgItemText( dlg, IDC_KEYSERVER_SEARCH, pattern, sizeof (pattern)-1 ) ) {
462			msg_box( dlg, _("Please enter the search pattern."), _("Keyserver"), MB_INFO );
463			return FALSE;
464			}
465			if( proto_nr == KSPROTO_LDAP && strchr( pattern, '@' ) ) {
466			msg_box( dlg, _("Only keyids are allowed."), _("LDAP Keyserver"), MB_INFO );
467			return FALSE;
468			}
469			else if (proto_nr == KSPROTO_FINGER) {
470			if (strchr (pattern, '@') \|\| strchr (pattern, ' ')) {
471			msg_box (dlg, _("Only enter the name of the user."), _("FINGER Keyserver"), MB_INFO);
472			return FALSE;
473			}
474			}
475			else if( check_pattern( pattern ) ) {
476			msg_box( dlg, _("Only email addresses or keyids are allowed."), _("HKP Keyserver"), MB_INFO );
477			return FALSE;
478			}
479			rc = hkp_recv_key (dlg, kserver, kserver_get_port (lv), pattern, proto_nr, 0);
480			if (!rc)
481			keycache_set_reload (1);
482			return TRUE;
483
484			case IDC_KEYSERVER_DEFAULT:
485	twoaday	109	save_default_ks (lv);
486	werner	36	break;
487
488			case IDCANCEL:
489	twoaday	109	EndDialog (dlg, FALSE);
490	werner	36	return FALSE;
491			}
492			break;
493			}
494
495			return FALSE;
496	twoaday	109	}
497