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 <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);
    
    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
            attr += 24;
        _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);
    
    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 <windows.h>
27	#include <time.h>
28
29	#include "wptTypes.h"
30	#include "wptGPG.h"
31	#include "wptCommonCtl.h"
32	#include "wptKeylist.h"
33	#include "wptNLS.h"
34	#include "wptErrors.h"
35	#include "wptUTF8.h"
36	#include "wptW32API.h"
37
38
39	/* Extract the file name part out of the given path in @path.
40	Return value: file part or NULL on error. */
41	static char*
42	extract_filename (const char *path)
43	{
44	char * fname, *p;
45	int n, len = 0;
46
47	p = strrchr (path, '\\');
48	if (!p)
49	return m_strdup (path);
50	n = p - path;
51	len = strlen (path) - n;
52	fname = new char[len+1];
53	if (!fname)
54	BUG (NULL);
55	memcpy (fname, path+n+1, len);
56	fname[len] = '\0';
57	return fname;
58	}
59
60
61	/* String representaton of the time in @timestamp.
62	Format YEAR-MON-DAY HOUR:MIN:SEC.
63	Return value: time as formatted string. */
64	const char *
65	strtimestamp (long timestamp)
66	{
67	static char timebuf[64] = {0};
68	struct tm *warp;
69
70	warp = localtime (&timestamp);
71	_snprintf (timebuf, sizeof timebuf - 1, "%04d-%02d-%02d %02d:%02d:%02d",
72	warp->tm_year+1900, warp->tm_mon+1, warp->tm_mday,
73	warp->tm_hour, warp->tm_min, warp->tm_sec);
74	return timebuf;
75	}
76
77
78	/* Map the signature summary in @sum to signature status table index.
79	Return value: index to table. */
80	int
81	sigsum_to_index (gpgme_sigsum_t sum)
82	{
83	if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_KEY_REVOKED))
84	return 7;
85	if ((sum & GPGME_SIGSUM_VALID) && (sum & GPGME_SIGSUM_SIG_EXPIRED))
86	return 6;
87	if (sum & GPGME_SIGSUM_GREEN)
88	return 1;
89	else if (sum & GPGME_SIGSUM_RED)
90	return 2;
91	else if (sum & GPGME_SIGSUM_KEY_MISSING)
92	return 3;
93	return 0;
94	}
95
96
97	/* Build a verify signature list control. With the parent window
98	from @ctrl and the mod given in @fm_mode. @lv contains the
99	new control on success.
100	Return value: 0 on success. */
101	int
102	verlist_build (listview_ctrl_t *lv, HWND ctrl, int fm_mode)
103	{
104	int j, rc = 0;
105	struct listview_ctrl_s * c;
106	struct listview_column_s fm_verlist[] = {
107	{0, 100, (char *)_("Name") },
108	{1, 120, (char *)_("Status") },
109	{2, 115, (char *)_("Signed") },
110	{3, 58, (char *)_("Trust") },
111	{4, 160, (char *)_("User ID") },
112	{5, 0, NULL}
113
114	};
115	struct listview_column_s verlist[] = {
116	{0, 140, (char *)_("Status") },
117	{1, 120, (char *)_("Signed") },
118	{2, 58, (char *)_("Trust") },
119	{3, 80, (char *)_("Key ID" )},
120	{4, 160, (char *)_("User ID") },
121	{5, 0, NULL}
122	};
123
124	rc = listview_new (&c);
125	if (rc)
126	return rc;
127
128	c->ctrl = ctrl;
129	if( fm_mode ) {
130	for( j = 0; fm_verlist[j].fieldname; j++ )
131	listview_add_column( c, &fm_verlist[j] );
132	}
133	else {
134	for( j = 0; verlist[j].fieldname; j++ )
135	listview_add_column( c, &verlist[ j ] );
136	}
137	listview_set_ext_style( c );
138	*lv = c;
139	return 0;
140	}
141
142
143	/* Delete the given verify control in @lv. */
144	void
145	verlist_delete (listview_ctrl_t lv)
146	{
147	if (lv) {
148	listview_release (lv);
149	}
150	}
151
152
153	/* Add the given signature in @sig to the verify control @lv.
154	Return value: 0 on success. */
155	int
156	verlist_add_sig (listview_ctrl_t lv, gpgme_signature_t sig)
157	{
158	gpgme_key_t key = NULL;
159	const char * attr;
160	u32 key_attr;
161	char keyid[32+1];
162	char * uid = NULL;
163
164	if (listview_add_item (lv, " "))
165	return WPTERR_GENERAL;
166
167	get_pubkey (sig->fpr, &key);
168
169	attr = get_gpg_sigstat (sig->summary);
170	if( attr )
171	listview_add_sub_item (lv, 0, 0, (char *)attr);
172
173	attr = strtimestamp (sig->timestamp);
174	listview_add_sub_item (lv, 0, 1, (char *)attr);
175
176	attr = _("Unknown");
177	if (key) {
178	key_attr = key->uids->validity;
179	attr = get_key_trust2 (NULL, key_attr, 0, 0);
180	}
181	listview_add_sub_item (lv, 0, 2, (char *)attr);
182
183	attr = sig->fpr;
184	if (!attr \|\| strlen (attr) < 8)
185	listview_add_sub_item (lv, 0, 3, "????????");
186	else {
187	if (strlen (attr) == 40)
188	attr += 32;
189	else
190	attr += 24;
191	_snprintf (keyid, sizeof keyid -1, "0x%s", attr);
192	listview_add_sub_item (lv, 0, 3, keyid);
193	}
194
195	if (!key) {
196	attr = _("Invalid User ID");
197	listview_add_sub_item( lv, 0, 4, (char *)attr );
198	}
199	else {
200	attr = key->uids->name;
201	uid = utf8_to_wincp (attr, strlen (attr));
202	if (uid) {
203	listview_add_sub_item( lv, 0, 4, (char *)uid );
204	free (uid);
205	}
206	}
207
208	return 0;
209	}
210
211
212	/* Add the given file signature in @log to the verify control @lv.
213	Return value: 0 on success. */
214	int
215	verlist_add_sig_log (listview_ctrl_t lv, file_sig_ctx_t log)
216	{
217	gpgme_signature_t sig = log->sig;
218	gpgme_key_t key = NULL;
219	const char *attr;
220	char t[64], *name;
221
222	if (listview_add_item (lv, ""))
223	return WPTERR_GENERAL;
224
225	get_pubkey (sig->fpr, &key);
226
227	name = extract_filename (log->file);
228	if (name)
229	listview_add_sub_item (lv, 0, 0, name);
230	else
231	listview_add_sub_item (lv, 0, 0, log->file);
232	free_if_alloc (name);
233
234	attr = get_gpg_sigstat (sig->summary);
235	if (attr)
236	listview_add_sub_item (lv, 0, 1, attr);
237
238	if (sig->timestamp > 0) {
239	attr = strtimestamp (sig->timestamp);
240	listview_add_sub_item (lv, 0, 2, attr);
241	}
242	else
243	listview_add_sub_item (lv, 0, 2, "No time");
244
245	attr = _("Unknown");
246	if (key)
247	attr = get_key_trust2 (NULL, key->uids->validity, 0, 0);
248	listview_add_sub_item (lv, 0, 3, attr);
249
250	attr = sig->fpr;
251	if (!log->use_uid && strlen (attr) == 40) {
252	_snprintf (t, sizeof (t)-1, "0x%s", attr + 32);
253	listview_add_sub_item (lv, 0, 4, t);
254	}
255	else if( !log->use_uid && strlen( attr ) == 32 ) {
256	_snprintf (t, sizeof (t)-1, "0x%s", attr + 24);
257	listview_add_sub_item (lv, 0, 4, t);
258	}
259	else if (log->user_id) {
260	char *p = utf8_to_wincp (log->user_id, strlen (log->user_id));
261	if (p) {
262	listview_add_sub_item (lv, 0, 4, p);
263	free (p);
264	}
265	}
266	return 0;
267	}