trunk/Src/wptVerifyList.cpp

/* wptVerifyList.cpp - Listview for verifying signatures
 *      Copyright (C) 2001, 2002, 2003, 2005 Timo Schulz
 *      Copyright (C) 2005 g10 Code GmbH
 *
 * 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 <time.h>

#include "wptTypes.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptKeylist.h"
#include "wptNLS.h"
#include "wptErrors.h"
#include "wptUTF8.h"
#include "wptW32API.h"


/* Extract the file name part out of the given path in @path.
   Return value: file part or NULL on error. */
static char*
extract_filename (const char *path)
{
    char * fname, *p;
    int n, len = 0;

    p = strrchr (path, '\\');
    if (!p)
        return m_strdup (path);
    n = p - path;
    len = strlen (path) - n;
    fname = new char[len+1];
    if (!fname)
        BUG (NULL);
    memcpy (fname, path+n+1, len);
    fname[len] = '\0';
    return fname;
}


/* String representaton of the time in @timestamp.
   Format YEAR-MON-DAY HOUR:MIN:SEC.
   Return value: time as formatted string. */
const char *
strtimestamp (long timestamp)
{
    static char timebuf[64] = {0};
    struct tm *warp;
    
    warp = localtime (&timestamp);
    _snprintf (timebuf, sizeof timebuf - 1, "%04d-%02d-%02d %02d:%02d:%02d",
               warp->tm_year+1900, warp->tm_mon+1, warp->tm_mday,       
               warp->tm_hour, warp->tm_min, warp->tm_sec);
    return timebuf;
}


/* Map the signature summary in @sum to signature status table index. 
   Return value: index to table. */
int
sigsum_to_index (gpgme_sigsum_t sum)
{
    if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_KEY_REVOKED))
        return 7;
    if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_SIG_EXPIRED))
        return 6;
    if (sum & GPGME_SIGSUM_GREEN)
        return 1;
    else if (sum & GPGME_SIGSUM_RED)
        return 2;
    else if (sum & GPGME_SIGSUM_KEY_MISSING)
        return 3;
    return 0;
}


/* Build a verify signature list control. With the parent window
   from @ctrl and the mod given in @fm_mode. @lv contains the
   new control on success.
   Return value: 0 on success. */
int
verlist_build (listview_ctrl_t *lv, HWND ctrl, int fm_mode)
{
    int j, rc = 0;
    struct listview_ctrl_s * c;
    struct listview_column_s fm_verlist[] = {   
        {0, 100, (char *)_("Name") },
        {1, 120, (char *)_("Status") },
        {2, 115, (char *)_("Signed") },
        {3,  58, (char *)_("Trust") },          
        {4, 160, (char *)_("User ID") },
        {5, 0, NULL}
        
    };
    struct listview_column_s verlist[] = {      
        {0, 140, (char *)_("Status") },
        {1, 120, (char *)_("Signed") },
        {2,  58, (char *)_("Trust") },
        {3,  80, (char *)_("Key ID" )},
        {4, 160, (char *)_("User ID") },
        {5, 0, NULL}
    };
    
    rc = listview_new (&c);
    if (rc)
        return rc;
    
    c->ctrl = ctrl;
    if( fm_mode ) {
        for( j = 0; fm_verlist[j].fieldname; j++ )      
            listview_add_column( c, &fm_verlist[j] );
    }
    else {
        for( j = 0; verlist[j].fieldname; j++ )
            listview_add_column( c, &verlist[ j ] );    
    }
    listview_set_ext_style( c );
    *lv = c;
    return 0;
}


/* Delete the given verify control in @lv. */
void
verlist_delete (listview_ctrl_t lv)
{
    if (lv) {
        listview_release (lv);  
    }
}


/* Add the given signature in @sig to the verify control @lv.
   Return value: 0 on success. */
int
verlist_add_sig (listview_ctrl_t lv, gpgme_signature_t sig)
{
    gpgme_key_t key = NULL;
    const char * attr;
    u32 key_attr;
    char keyid[32+1];
    char * uid = NULL;
    
    if (listview_add_item (lv, " "))
        return WPTERR_GENERAL;
    
    get_pubkey (sig->fpr, &key);

    if (sig->summary == 0 && gpg_err_code (sig->status) == GPG_ERR_NO_ERROR)
        attr = get_gpg_sigstat (GPGME_SIGSUM_GREEN);
    else
        attr = get_gpg_sigstat (sig->summary);
    if (attr)
        listview_add_sub_item (lv, 0, 0, (char *)attr);
    
    attr = strtimestamp (sig->timestamp);
    listview_add_sub_item (lv, 0, 1, (char *)attr);
    
    attr = _("Unknown");
    if (key) {
        key_attr = key->uids->validity;
        attr = get_key_trust2 (NULL, key_attr, 0, 0);
    }
    listview_add_sub_item (lv, 0, 2, (char *)attr);
    
    attr = sig->fpr;
    if (!attr || strlen (attr) < 8)
        listview_add_sub_item (lv, 0, 3, "????????");
    else {
        if (strlen (attr) == 40)
            attr += 32;
        else if (strlen (attr) == 32)
            attr += 24;
        else
            attr += 8;
        _snprintf (keyid, sizeof keyid -1, "0x%s", attr);
        listview_add_sub_item (lv, 0, 3, keyid);
    }
    
    if (!key) {
        attr = _("Invalid User ID");
        listview_add_sub_item( lv, 0, 4, (char *)attr );
    }
    else {
        attr = key->uids->name;
        uid = utf8_to_wincp (attr, strlen (attr));
        if (uid) {
            listview_add_sub_item( lv, 0, 4, (char *)uid );
            free (uid);
        }
    }

    return 0;
}


/* Add the given file signature in @log to the verify control @lv.
   Return value: 0 on success. */
int
verlist_add_sig_log (listview_ctrl_t lv, file_sig_ctx_t log)
{
    gpgme_signature_t sig = log->sig;
    gpgme_key_t key = NULL;
    const char *attr;    
    char t[64], *name;

    if (listview_add_item (lv, ""))
        return WPTERR_GENERAL;

    get_pubkey (sig->fpr, &key);
    
    name = extract_filename (log->file);
    if (name)
        listview_add_sub_item (lv, 0, 0, name);
    else
        listview_add_sub_item (lv, 0, 0, log->file);
    free_if_alloc (name);

    if (sig->summary == 0 && gpg_err_code (sig->status) == GPG_ERR_NO_ERROR)
        attr = get_gpg_sigstat (GPGME_SIGSUM_GREEN);
    else
        attr = get_gpg_sigstat (sig->summary);
    if (attr)
        listview_add_sub_item (lv, 0, 1, attr);

    if (sig->timestamp > 0) {
        attr = strtimestamp (sig->timestamp);
        listview_add_sub_item (lv, 0, 2, attr);
    }
    else
        listview_add_sub_item (lv, 0, 2, "No time");
    
    attr = _("Unknown");
    if (key)
        attr = get_key_trust2 (NULL, key->uids->validity, 0, 0);
    listview_add_sub_item (lv, 0, 3, attr);
    
    attr = sig->fpr;
    if (!log->use_uid && strlen (attr) == 40) {
        _snprintf (t, sizeof (t)-1, "0x%s", attr + 32);
        listview_add_sub_item (lv, 0, 4, t);
    }
    else if( !log->use_uid && strlen( attr ) == 32 ) {
        _snprintf (t, sizeof (t)-1, "0x%s", attr + 24);
        listview_add_sub_item (lv, 0, 4, t);
    }
    else if (log->user_id) {
        char *p = utf8_to_wincp (log->user_id, strlen (log->user_id));
        if (p) {
            listview_add_sub_item (lv, 0, 4, p);
            free (p);
        }
    }
    return 0;
}
1	/* wptVerifyList.cpp - Listview for verifying signatures
2	* Copyright (C) 2001, 2002, 2003, 2005 Timo Schulz
3	* Copyright (C) 2005 g10 Code GmbH
4	*
5	* This file is part of WinPT.
6	*
7	* WinPT is free software; you can redistribute it and/or
8	* modify it under the terms of the GNU General Public License
9	* as published by the Free Software Foundation; either version 2
10	* of the License, or (at your option) any later version.
11	*
12	* WinPT is distributed in the hope that it will be useful,
13	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15	* General Public License for more details.
16	*
17	* You should have received a copy of the GNU General Public License
18	* along with WinPT; if not, write to the Free Software Foundation,
19	* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20	*/
21	#ifdef HAVE_CONFIG_H
22	#include <config.h>
23	#endif
24
25	#include <windows.h>
26	#include <time.h>
27
28	#include "wptTypes.h"
29	#include "wptGPG.h"
30	#include "wptCommonCtl.h"
31	#include "wptKeylist.h"
32	#include "wptNLS.h"
33	#include "wptErrors.h"
34	#include "wptUTF8.h"
35	#include "wptW32API.h"
36
37
38	/* Extract the file name part out of the given path in @path.
39	Return value: file part or NULL on error. */
40	static char*
41	extract_filename (const char *path)
42	{
43	char * fname, *p;
44	int n, len = 0;
45
46	p = strrchr (path, '\\');
47	if (!p)
48	return m_strdup (path);
49	n = p - path;
50	len = strlen (path) - n;
51	fname = new char[len+1];
52	if (!fname)
53	BUG (NULL);
54	memcpy (fname, path+n+1, len);
55	fname[len] = '\0';
56	return fname;
57	}
58
59
60	/* String representaton of the time in @timestamp.
61	Format YEAR-MON-DAY HOUR:MIN:SEC.
62	Return value: time as formatted string. */
63	const char *
64	strtimestamp (long timestamp)
65	{
66	static char timebuf[64] = {0};
67	struct tm *warp;
68
69	warp = localtime (&timestamp);
70	_snprintf (timebuf, sizeof timebuf - 1, "%04d-%02d-%02d %02d:%02d:%02d",
71	warp->tm_year+1900, warp->tm_mon+1, warp->tm_mday,
72	warp->tm_hour, warp->tm_min, warp->tm_sec);
73	return timebuf;
74	}
75
76
77	/* Map the signature summary in @sum to signature status table index.
78	Return value: index to table. */
79	int
80	sigsum_to_index (gpgme_sigsum_t sum)
81	{
82	if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_KEY_REVOKED))
83	return 7;
84	if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_SIG_EXPIRED))
85	return 6;
86	if (sum & GPGME_SIGSUM_GREEN)
87	return 1;
88	else if (sum & GPGME_SIGSUM_RED)
89	return 2;
90	else if (sum & GPGME_SIGSUM_KEY_MISSING)
91	return 3;
92	return 0;
93	}
94
95
96	/* Build a verify signature list control. With the parent window
97	from @ctrl and the mod given in @fm_mode. @lv contains the
98	new control on success.
99	Return value: 0 on success. */
100	int
101	verlist_build (listview_ctrl_t *lv, HWND ctrl, int fm_mode)
102	{
103	int j, rc = 0;
104	struct listview_ctrl_s * c;
105	struct listview_column_s fm_verlist[] = {
106	{0, 100, (char *)_("Name") },
107	{1, 120, (char *)_("Status") },
108	{2, 115, (char *)_("Signed") },
109	{3, 58, (char *)_("Trust") },
110	{4, 160, (char *)_("User ID") },
111	{5, 0, NULL}
112
113	};
114	struct listview_column_s verlist[] = {
115	{0, 140, (char *)_("Status") },
116	{1, 120, (char *)_("Signed") },
117	{2, 58, (char *)_("Trust") },
118	{3, 80, (char *)_("Key ID" )},
119	{4, 160, (char *)_("User ID") },
120	{5, 0, NULL}
121	};
122
123	rc = listview_new (&c);
124	if (rc)
125	return rc;
126
127	c->ctrl = ctrl;
128	if( fm_mode ) {
129	for( j = 0; fm_verlist[j].fieldname; j++ )
130	listview_add_column( c, &fm_verlist[j] );
131	}
132	else {
133	for( j = 0; verlist[j].fieldname; j++ )
134	listview_add_column( c, &verlist[ j ] );
135	}
136	listview_set_ext_style( c );
137	*lv = c;
138	return 0;
139	}
140
141
142	/* Delete the given verify control in @lv. */
143	void
144	verlist_delete (listview_ctrl_t lv)
145	{
146	if (lv) {
147	listview_release (lv);
148	}
149	}
150
151
152	/* Add the given signature in @sig to the verify control @lv.
153	Return value: 0 on success. */
154	int
155	verlist_add_sig (listview_ctrl_t lv, gpgme_signature_t sig)
156	{
157	gpgme_key_t key = NULL;
158	const char * attr;
159	u32 key_attr;
160	char keyid[32+1];
161	char * uid = NULL;
162
163	if (listview_add_item (lv, " "))
164	return WPTERR_GENERAL;
165
166	get_pubkey (sig->fpr, &key);
167
168	if (sig->summary == 0 && gpg_err_code (sig->status) == GPG_ERR_NO_ERROR)
169	attr = get_gpg_sigstat (GPGME_SIGSUM_GREEN);
170	else
171	attr = get_gpg_sigstat (sig->summary);
172	if (attr)
173	listview_add_sub_item (lv, 0, 0, (char *)attr);
174
175	attr = strtimestamp (sig->timestamp);
176	listview_add_sub_item (lv, 0, 1, (char *)attr);
177
178	attr = _("Unknown");
179	if (key) {
180	key_attr = key->uids->validity;
181	attr = get_key_trust2 (NULL, key_attr, 0, 0);
182	}
183	listview_add_sub_item (lv, 0, 2, (char *)attr);
184
185	attr = sig->fpr;
186	if (!attr \|\| strlen (attr) < 8)
187	listview_add_sub_item (lv, 0, 3, "????????");
188	else {
189	if (strlen (attr) == 40)
190	attr += 32;
191	else if (strlen (attr) == 32)
192	attr += 24;
193	else
194	attr += 8;
195	_snprintf (keyid, sizeof keyid -1, "0x%s", attr);
196	listview_add_sub_item (lv, 0, 3, keyid);
197	}
198
199	if (!key) {
200	attr = _("Invalid User ID");
201	listview_add_sub_item( lv, 0, 4, (char *)attr );
202	}
203	else {
204	attr = key->uids->name;
205	uid = utf8_to_wincp (attr, strlen (attr));
206	if (uid) {
207	listview_add_sub_item( lv, 0, 4, (char *)uid );
208	free (uid);
209	}
210	}
211
212	return 0;
213	}
214
215
216	/* Add the given file signature in @log to the verify control @lv.
217	Return value: 0 on success. */
218	int
219	verlist_add_sig_log (listview_ctrl_t lv, file_sig_ctx_t log)
220	{
221	gpgme_signature_t sig = log->sig;
222	gpgme_key_t key = NULL;
223	const char *attr;
224	char t[64], *name;
225
226	if (listview_add_item (lv, ""))
227	return WPTERR_GENERAL;
228
229	get_pubkey (sig->fpr, &key);
230
231	name = extract_filename (log->file);
232	if (name)
233	listview_add_sub_item (lv, 0, 0, name);
234	else
235	listview_add_sub_item (lv, 0, 0, log->file);
236	free_if_alloc (name);
237
238	if (sig->summary == 0 && gpg_err_code (sig->status) == GPG_ERR_NO_ERROR)
239	attr = get_gpg_sigstat (GPGME_SIGSUM_GREEN);
240	else
241	attr = get_gpg_sigstat (sig->summary);
242	if (attr)
243	listview_add_sub_item (lv, 0, 1, attr);
244
245	if (sig->timestamp > 0) {
246	attr = strtimestamp (sig->timestamp);
247	listview_add_sub_item (lv, 0, 2, attr);
248	}
249	else
250	listview_add_sub_item (lv, 0, 2, "No time");
251
252	attr = _("Unknown");
253	if (key)
254	attr = get_key_trust2 (NULL, key->uids->validity, 0, 0);
255	listview_add_sub_item (lv, 0, 3, attr);
256
257	attr = sig->fpr;
258	if (!log->use_uid && strlen (attr) == 40) {
259	_snprintf (t, sizeof (t)-1, "0x%s", attr + 32);
260	listview_add_sub_item (lv, 0, 4, t);
261	}
262	else if( !log->use_uid && strlen( attr ) == 32 ) {
263	_snprintf (t, sizeof (t)-1, "0x%s", attr + 24);
264	listview_add_sub_item (lv, 0, 4, t);
265	}
266	else if (log->user_id) {
267	char *p = utf8_to_wincp (log->user_id, strlen (log->user_id));
268	if (p) {
269	listview_add_sub_item (lv, 0, 4, p);
270	free (p);
271	}
272	}
273	return 0;
274	}