trunk/Src/wptKeyserverSearchDlg.cpp

/* wptKeyserverSearchDlg.cpp - Keyserver Searching
 *      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 <stdio.h>

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


#define MAX_N_KEYS 64


/* Symbolic column IDs. */
enum { KSS_COL_BITS = 0, KSS_COL_ALGO, 
       KSS_COL_KEYID, KSS_COL_DATE, KSS_COL_UID };

int hkp_recv_key2 (HWND dlg, const char *kserver, WORD port,
                   const char *pattern, int proto, char **r_fpr);

/* Initialize dialog. */
static listview_ctrl_t
on_init_dialog (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    struct listview_column_s keysearch[] = {
        {0,  48, (char *)_("Size")},
        {1,  48, (char*)_("Algorithm")},
        {2,  80, (char *)_("Key ID")},
        {3,  72, (char *)_("Creation")},
        {4, 256, (char *)_("User ID")},
        {0,   0, NULL}
    };
    char info[384];
    int i;
    listview_ctrl_t lv = NULL;
    
    SetDlgItemText (dlg, IDC_HKPSEARCH_RECV, _("&Receive"));
    SetDlgItemText (dlg, IDOK, _("&Cancel"));
    _snprintf (info, sizeof (info) - 1,
        _("Connect to '%s' to search for \"%s\""),
        ((keyserver_ctx *)lparam)->name, ((keyserver_ctx *)lparam)->pattern);    
    SetDlgItemText (dlg, IDC_HKPSEARCH_INFO, info);
    SetWindowText (dlg, _("Keyserver Searching"));
    SetForegroundWindow (dlg);
    listview_new (&lv, GetDlgItem (dlg, IDC_HKPSEARCH_LIST));
    for (i = 0; keysearch[i].width; i++)
        listview_add_column (lv, &keysearch[i]);       
    listview_set_ext_style (lv);
    return lv;
}


/* Begin the key serach and add all results to the list view @lv.
   Return value: 0 on success. */
static int
search_hkp_keys (HWND dlg, keyserver_ctx *ksc, listview_ctrl_t lv)
{
    keyserver_key_s *key;
    const char *uid;
    char bits[32], algo[32], keyid[32];
    int conn_fd = 0;    
    int rc, nkeys = 0;

    rc = kserver_search_begin (ksc->name, ksc->port, ksc->pattern, 
                               &conn_fd, &nkeys);
    if (rc) {
        msg_box (dlg, winpt_strerror (rc), _("Keyserver Search"), MB_ERR);
        return rc;
    }

    if (nkeys > MAX_N_KEYS) {
        rc = log_box (_("Keyserver Search"), MB_INFO_ASK, 
                      _("The search result contains a lot of keys: %d\n\n"
                        "Do you really want to continue?"), nkeys);
        if (rc == IDNO) {
            kserver_search_end (conn_fd);
            return -1;
        }
    }

    while (nkeys-- > 0) {
        if (kserver_search_next (conn_fd, &key))
            break;
        if (!key)
            continue;

        _snprintf (bits, sizeof (bits) - 1, "%d", key->bits);
        _snprintf (algo, sizeof (algo)-1, "%s", 
                    get_key_pubalgo ((gpgme_pubkey_algo_t)key->algo));
        _snprintf (keyid, sizeof (keyid)-1, "0x%s", key->keyid);
        uid = key->main_uid? key->main_uid->uid : "";
        listview_add_item (lv, " ");
        listview_add_sub_item (lv, 0, KSS_COL_BITS, bits);
        listview_add_sub_item (lv, 0, KSS_COL_ALGO, algo);
        listview_add_sub_item (lv, 0, KSS_COL_KEYID, keyid);
        listview_add_sub_item (lv, 0, KSS_COL_DATE, get_key_created (key->creation));
        listview_add_sub_item (lv, 0, KSS_COL_UID, uid);
        kserver_release_key (key); key=NULL;
    }

    kserver_search_end (conn_fd);
    return 0;
}


/* Fetch all selected keys from the keyserver in @ksc. */
static void
fetch_keys (HWND dlg, listview_ctrl_t lv, keyserver_ctx *ksc)
{
    char keyid[32];
    char *fpr;
    int n, rc = 0;

    n = listview_count_items (lv, 1);
    if (!n) {
        msg_box (dlg, _("Please select a key."), _("Keyserver Search"), MB_ERR);
        return;
    }

    for (n=0; n < listview_count_items (lv, 0); n++) {
        if (!listview_get_item_state (lv, n))
            continue;

        listview_get_item_text (lv, n, KSS_COL_KEYID, keyid, sizeof (keyid)-1);
        rc = hkp_recv_key2 (dlg, ksc->name, ksc->port, keyid, 0, &fpr);
        if (!rc && fpr != NULL) {
            keycache_update (0, fpr);
            free_if_alloc (fpr);
        }
    }
}


/* Dialog box procedure for keyserver searching. */
BOOL CALLBACK
hkpsearch_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv = NULL;
    static keyserver_ctx *ksc;
    
    switch (msg) {
    case WM_INITDIALOG:
        ksc = (keyserver_ctx *)lparam;
        if (!ksc)
            BUG (0);
        lv = on_init_dialog (dlg, msg, wparam, lparam);
        if (search_hkp_keys (dlg, ksc, lv)) {
            EndDialog (dlg, FALSE);
            return FALSE;
        }
        return TRUE;
        
    case WM_DESTROY:
        if (lv) {
            listview_release (lv);
            lv = NULL;
        }
        return FALSE;
        
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return FALSE;
        
    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            return TRUE;
            
        case IDCANCEL:
            EndDialog (dlg, FALSE);
            return TRUE;
            
        case IDC_HKPSEARCH_RECV:
            fetch_keys (dlg, lv, ksc);
            return TRUE;
        }
        break;
    }
    
    return FALSE;
}
1	werner	36	/* wptKeyserverSearchDlg.cpp - Keyserver Searching
2	twoaday	147	* 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			#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24			#include <windows.h>
25			#include <stdio.h>
26
27	werner	47	#include "resource.h"
28	werner	36	#include "wptCommonCtl.h"
29			#include "wptKeyserver.h"
30			#include "wptErrors.h"
31			#include "wptTypes.h"
32			#include "wptGPG.h"
33			#include "wptContext.h" /* for passphrase_s */
34			#include "wptDlgs.h"
35			#include "wptNLS.h"
36	twoaday	214	#include "wptKeylist.h"
37	werner	36
38
39	twoaday	219	#define MAX_N_KEYS 64
40
41
42			/* Symbolic column IDs. */
43	twoaday	214	enum { KSS_COL_BITS = 0, KSS_COL_ALGO,
44			KSS_COL_KEYID, KSS_COL_DATE, KSS_COL_UID };
45	twoaday	185
46	twoaday	214	int hkp_recv_key2 (HWND dlg, const char *kserver, WORD port,
47			const char pattern, int proto, char *r_fpr);
48	twoaday	147
49	twoaday	185	/* Initialize dialog. */
50			static listview_ctrl_t
51			on_init_dialog (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
52	werner	36	{
53			struct listview_column_s keysearch[] = {
54			{0, 48, (char *)_("Size")},
55	twoaday	214	{1, 48, (char*)_("Algorithm")},
56	twoaday	219	{2, 80, (char *)_("Key ID")},
57	twoaday	214	{3, 72, (char *)_("Creation")},
58			{4, 256, (char *)_("User ID")},
59	werner	36	{0, 0, NULL}
60			};
61	twoaday	185	char info[384];
62			int i;
63			listview_ctrl_t lv = NULL;
64
65			SetDlgItemText (dlg, IDC_HKPSEARCH_RECV, _("&Receive"));
66			SetDlgItemText (dlg, IDOK, _("&Cancel"));
67			_snprintf (info, sizeof (info) - 1,
68			_("Connect to '%s' to search for \"%s\""),
69			((keyserver_ctx )lparam)->name, ((keyserver_ctx )lparam)->pattern);
70			SetDlgItemText (dlg, IDC_HKPSEARCH_INFO, info);
71			SetWindowText (dlg, _("Keyserver Searching"));
72			SetForegroundWindow (dlg);
73	twoaday	208	listview_new (&lv, GetDlgItem (dlg, IDC_HKPSEARCH_LIST));
74	twoaday	185	for (i = 0; keysearch[i].width; i++)
75			listview_add_column (lv, &keysearch[i]);
76			listview_set_ext_style (lv);
77			return lv;
78			}
79
80
81	twoaday	256	/* Begin the key serach and add all results to the list view @lv.
82			Return value: 0 on success. */
83	twoaday	185	static int
84			search_hkp_keys (HWND dlg, keyserver_ctx *ksc, listview_ctrl_t lv)
85			{
86	twoaday	214	keyserver_key_s *key;
87			const char *uid;
88	twoaday	219	char bits[32], algo[32], keyid[32];
89	twoaday	214	int conn_fd = 0;
90			int rc, nkeys = 0;
91	twoaday	185
92	twoaday	214	rc = kserver_search_begin (ksc->name, ksc->port, ksc->pattern,
93			&conn_fd, &nkeys);
94	twoaday	185	if (rc) {
95			msg_box (dlg, winpt_strerror (rc), _("Keyserver Search"), MB_ERR);
96			return rc;
97			}
98
99	twoaday	219	if (nkeys > MAX_N_KEYS) {
100			rc = log_box (_("Keyserver Search"), MB_INFO_ASK,
101			_("The search result contains a lot of keys: %d\n\n"
102			"Do you really want to continue?"), nkeys);
103			if (rc == IDNO) {
104			kserver_search_end (conn_fd);
105			return -1;
106			}
107			}
108
109	twoaday	214	while (nkeys-- > 0) {
110			if (kserver_search_next (conn_fd, &key))
111			break;
112			if (!key)
113	twoaday	185	continue;
114	twoaday	219
115	twoaday	214	_snprintf (bits, sizeof (bits) - 1, "%d", key->bits);
116			_snprintf (algo, sizeof (algo)-1, "%s",
117			get_key_pubalgo ((gpgme_pubkey_algo_t)key->algo));
118	twoaday	219	_snprintf (keyid, sizeof (keyid)-1, "0x%s", key->keyid);
119	twoaday	214	uid = key->main_uid? key->main_uid->uid : "";
120	twoaday	185	listview_add_item (lv, " ");
121	twoaday	214	listview_add_sub_item (lv, 0, KSS_COL_BITS, bits);
122			listview_add_sub_item (lv, 0, KSS_COL_ALGO, algo);
123	twoaday	219	listview_add_sub_item (lv, 0, KSS_COL_KEYID, keyid);
124	twoaday	214	listview_add_sub_item (lv, 0, KSS_COL_DATE, get_key_created (key->creation));
125			listview_add_sub_item (lv, 0, KSS_COL_UID, uid);
126			kserver_release_key (key); key=NULL;
127	twoaday	185	}
128
129			kserver_search_end (conn_fd);
130			return 0;
131			}
132
133
134	twoaday	197	/* Fetch all selected keys from the keyserver in @ksc. */
135			static void
136			fetch_keys (HWND dlg, listview_ctrl_t lv, keyserver_ctx *ksc)
137			{
138			char keyid[32];
139			char *fpr;
140			int n, rc = 0;
141
142			n = listview_count_items (lv, 1);
143			if (!n) {
144			msg_box (dlg, _("Please select a key."), _("Keyserver Search"), MB_ERR);
145			return;
146			}
147
148			for (n=0; n < listview_count_items (lv, 0); n++) {
149			if (!listview_get_item_state (lv, n))
150			continue;
151
152			listview_get_item_text (lv, n, KSS_COL_KEYID, keyid, sizeof (keyid)-1);
153			rc = hkp_recv_key2 (dlg, ksc->name, ksc->port, keyid, 0, &fpr);
154			if (!rc && fpr != NULL) {
155			keycache_update (0, fpr);
156			free_if_alloc (fpr);
157			}
158			}
159			}
160
161
162	twoaday	185	/* Dialog box procedure for keyserver searching. */
163			BOOL CALLBACK
164			hkpsearch_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
165			{
166			static listview_ctrl_t lv = NULL;
167			static keyserver_ctx *ksc;
168	werner	36
169	twoaday	147	switch (msg) {
170	werner	36	case WM_INITDIALOG:
171			ksc = (keyserver_ctx *)lparam;
172	twoaday	256	if (!ksc)
173			BUG (0);
174	twoaday	185	lv = on_init_dialog (dlg, msg, wparam, lparam);
175	twoaday	219	if (search_hkp_keys (dlg, ksc, lv)) {
176	werner	36	EndDialog (dlg, FALSE);
177			return FALSE;
178			}
179			return TRUE;
180
181			case WM_DESTROY:
182			if (lv) {
183			listview_release (lv);
184			lv = NULL;
185			}
186			return FALSE;
187
188			case WM_SYSCOMMAND:
189			if (LOWORD (wparam) == SC_CLOSE)
190			EndDialog (dlg, TRUE);
191			return FALSE;
192
193			case WM_COMMAND:
194			switch (LOWORD (wparam)) {
195			case IDOK:
196			EndDialog (dlg, TRUE);
197			return TRUE;
198
199			case IDCANCEL:
200			EndDialog (dlg, FALSE);
201	twoaday	256	return TRUE;
202	werner	36
203			case IDC_HKPSEARCH_RECV:
204	twoaday	197	fetch_keys (dlg, lv, ksc);
205	werner	36	return TRUE;
206			}
207			break;
208			}
209
210			return FALSE;
211	twoaday	147	}