trunk/Src/wptFileStatDlg.cpp

/* wptFileStatDlg.cpp - (File Manager) Show file statistics
 *      Copyright (C) 2002, 2003, 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 <time.h>
#include <sys/types.h>

#include "../resource.h"
#include "wptTypes.h"
#include "wptNLS.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptContext.h"
#include "wptDlgs.h"
#include "wptErrors.h"
#include "wptW32API.h"
#include "openpgp.h"

static const char*
get_pubkey_algo (int algo)
{       
    if (algo == 17)
        return "DSA";   
   else if (is_ELGAMAL (algo))
        return "ELG";   
    else if (is_RSA (algo))
        return "RSA";
    return NULL;
}


const char*
get_symkey_algo (int algo)
{
    switch (algo) {
    case 0: return "PLAINTEXT";
    case 1: return "IDEA";
    case 2: return "3DES"; 
    case 3: return "CAST5";
    case 4: return "BLOWFISH";
    case 5: return "RESERVED";
    case 6: return "RESERVED";
    case 7: return "AES";
    case 8: return "AES-192";
    case 9: return "AES-256";
    }    
    return "UNKNOWN";
}


static const char*
get_digest_algo (int algo)
{
    switch (algo) {
    case 0: return "NONE";
    case 1: return "MD5";
    case 2: return "SHA1";
    case 3: return "RMD160";
    case 4: return "RESERVED";
    case 5: return "MD2";
    case 6: return "RESERVED";
    case 7: return "RESERVED";
    case 8: return "SHA256";
    case 9: return "SHA384";
    case 10:return "SHA512";
    }
    return "UNKNOWN";
}


static const char*
get_compress_algo (int algo)
{
    switch (algo) {
    case 0: return "NONE";
    case 1: return "ZIB";
    case 2: return "ZLIB";
    case 3: return "BZIP2";
    }
    return "UNKNOWN";
}


static const char*
get_timestring (long timestamp)
{
    static char ts[64];
    struct tm *ltm;

    ltm = localtime (&timestamp);
    _snprintf(ts, sizeof ts -1, "%04d-%02d-%02d",
                ltm->tm_year + 1900, ltm->tm_mon + 1, ltm->tm_mday);
    return ts;
}


/* List all PGP packets from the file @file.
   Return value: number of packets. */
static int
do_list_packets (HWND list, const char *file)
{
    PACKET *pkt;
    gpg_iobuf_t inp = NULL;
    armor_filter_context_t afx;
    size_t n=0;
    int rc = 0;
    char inf[1024];

    if (!list || !file) {
        log_debug ("do_list_packets: !list || !file");
        return -1;
    }

    inp = gpg_iobuf_open (file);
    if (!inp) {
        log_box (_("File Manager"), MB_ERR, "%s: %s", file, 
                 winpt_strerror (WPTERR_FILE_OPEN));
        return -1;
    }
    gpg_iobuf_ioctl( inp, 3, 1, NULL ); /* disable cache */
    if (gpg_use_armor_filter (inp)) {
        memset (&afx, 0, sizeof (afx));
        gpg_iobuf_push_filter (inp, gpg_armor_filter, &afx);
    }
    pkt = (PACKET *)calloc(1, sizeof *pkt);
    gpg_init_packet (pkt);
    while ((rc = gpg_parse_packet (inp, pkt)) != -1) {
        switch (pkt->pkttype) {
        case PKT_PUBKEY_ENC:
            {PKT_pubkey_enc *enc = pkt->pkt.pubkey_enc; n++;
            if (!enc)
                break;
            _snprintf( inf, sizeof(inf)-1,      
                "public key encryted packet: version %d, algo %s, keyid 0x%08X",
                enc->version, get_pubkey_algo(enc->pubkey_algo), enc->keyid[1]);
            listbox_add_string (list, inf);}
            break;
                
        case PKT_SYMKEY_ENC:
            {PKT_symkey_enc *enc = pkt->pkt.symkey_enc; n++;
            if (!enc)
                break;
            _snprintf( inf, sizeof(inf)-1,      
                "symmetric key encrypted packet: version %d, cipher %s, s2k %d, hash %s",               
                enc->version, get_symkey_algo(enc->cipher_algo),                
                enc->s2k.mode, get_digest_algo(enc->s2k.hash_algo) );
            listbox_add_string( list, inf ); }
            break;

        case PKT_ENCRYPTED:     
        case PKT_ENCRYPTED_MDC:
            {PKT_encrypted *enc = pkt->pkt.encrypted; n++;
            if (!enc)
                break;
            _snprintf( inf, sizeof(inf)-1,      
                "encrypted data packet: mdc method %d, length %d",              
                enc->mdc_method, enc->len );
            listbox_add_string( list, inf ); }
            break;

        case PKT_PUBLIC_KEY:
        case PKT_PUBLIC_SUBKEY:
            {PKT_public_key *pk = pkt->pkt.public_key; n++;
            if (!pk)
                break;
            _snprintf( inf, sizeof(inf)-1,
                "public key packet: version %d, algo %s, created %s",
                pk->version, get_pubkey_algo(pk->pubkey_algo),
                get_timestring(pk->timestamp));
            listbox_add_string( list, inf ); }
            break;

        case PKT_SECRET_KEY:
        case PKT_SECRET_SUBKEY:     
            {PKT_secret_key *sk = pkt->pkt.secret_key; n++;
            if (!sk)
                break;
            _snprintf( inf, sizeof(inf)-1,
                "secret key packet: version %d, algo %s, created %s mode %d",
                sk->version,  get_pubkey_algo( sk->pubkey_algo ),
                get_timestring( sk->timestamp ), 
                sk->protect.s2k.mode );
            listbox_add_string( list, inf ); }
            break;

                
        case PKT_SIGNATURE:
            {PKT_signature *sig = pkt->pkt.signature; n++;
            if (!sig)
                break;
            _snprintf( inf, sizeof(inf)-1,
                "signature packet: version %d, algo %s, keyid 0x%08X, created %s",
                sig->version, get_pubkey_algo(sig->pubkey_algo), sig->keyid[1],
                get_timestring(sig->timestamp));
            listbox_add_string( list, inf ); }
            break;

                
        case PKT_USER_ID:
            {PKT_user_id *id = pkt->pkt.user_id; n++;
            if (!id)
                break;
            _snprintf( inf, sizeof(inf)-1, "user id packet: %s", id->name );
            listbox_add_string( list, inf ); }
            break;
            
        case PKT_COMPRESSED:
            {PKT_compressed *zip = pkt->pkt.compressed; n++;
            if (!zip)
                break;
            _snprintf( inf, sizeof(inf)-1, "compressed packet: algo %s, length %d",
                get_compress_algo(zip->algorithm), zip->len );
            listbox_add_string( list, inf ); }
            break;
        }
        gpg_free_packet (pkt);
        gpg_init_packet (pkt);
    }
    gpg_iobuf_close (inp);
    safe_free (pkt);
    return n;
}


/* Dialog box procedure for showing file status. */
BOOL CALLBACK
file_stat_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    const char *file;
    int n;
    
    switch (msg) {
    case WM_INITDIALOG:
        #ifndef LANG_DE
        SetWindowText (dlg, _("File Status"));
        #endif
        file = (const char*)lparam;
        if (file == NULL)
            dlg_fatal_error( dlg, "Could not get dialog state!" );
        n = do_list_packets (GetDlgItem (dlg, IDC_FILE_STAT_LIST), file);
        if (n < 1) {
            msg_box (dlg, _("No valid OpenPGP data found."), _("File Status"), MB_ERR);
            EndDialog (dlg, FALSE);
        }
        SetForegroundWindow (dlg);
        break;
        
    case WM_SYSCOMMAND:
        if (LOWORD (wparam) == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return TRUE;
        
    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            break;
        }
        break;
    }
    
    return FALSE;
}
1	/* wptFileStatDlg.cpp - (File Manager) Show file statistics
2	* Copyright (C) 2002, 2003, 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 <time.h>
23	#include <sys/types.h>
24
25	#include "../resource.h"
26	#include "wptTypes.h"
27	#include "wptNLS.h"
28	#include "wptGPG.h"
29	#include "wptCommonCtl.h"
30	#include "wptContext.h"
31	#include "wptDlgs.h"
32	#include "wptErrors.h"
33	#include "wptW32API.h"
34	#include "openpgp.h"
35
36	static const char*
37	get_pubkey_algo (int algo)
38	{
39	if (algo == 17)
40	return "DSA";
41	else if (is_ELGAMAL (algo))
42	return "ELG";
43	else if (is_RSA (algo))
44	return "RSA";
45	return NULL;
46	}
47
48
49	const char*
50	get_symkey_algo (int algo)
51	{
52	switch (algo) {
53	case 0: return "PLAINTEXT";
54	case 1: return "IDEA";
55	case 2: return "3DES";
56	case 3: return "CAST5";
57	case 4: return "BLOWFISH";
58	case 5: return "RESERVED";
59	case 6: return "RESERVED";
60	case 7: return "AES";
61	case 8: return "AES-192";
62	case 9: return "AES-256";
63	}
64	return "UNKNOWN";
65	}
66
67
68	static const char*
69	get_digest_algo (int algo)
70	{
71	switch (algo) {
72	case 0: return "NONE";
73	case 1: return "MD5";
74	case 2: return "SHA1";
75	case 3: return "RMD160";
76	case 4: return "RESERVED";
77	case 5: return "MD2";
78	case 6: return "RESERVED";
79	case 7: return "RESERVED";
80	case 8: return "SHA256";
81	case 9: return "SHA384";
82	case 10:return "SHA512";
83	}
84	return "UNKNOWN";
85	}
86
87
88	static const char*
89	get_compress_algo (int algo)
90	{
91	switch (algo) {
92	case 0: return "NONE";
93	case 1: return "ZIB";
94	case 2: return "ZLIB";
95	case 3: return "BZIP2";
96	}
97	return "UNKNOWN";
98	}
99
100
101	static const char*
102	get_timestring (long timestamp)
103	{
104	static char ts[64];
105	struct tm *ltm;
106
107	ltm = localtime (&timestamp);
108	_snprintf(ts, sizeof ts -1, "%04d-%02d-%02d",
109	ltm->tm_year + 1900, ltm->tm_mon + 1, ltm->tm_mday);
110	return ts;
111	}
112
113
114	/* List all PGP packets from the file @file.
115	Return value: number of packets. */
116	static int
117	do_list_packets (HWND list, const char *file)
118	{
119	PACKET *pkt;
120	gpg_iobuf_t inp = NULL;
121	armor_filter_context_t afx;
122	size_t n=0;
123	int rc = 0;
124	char inf[1024];
125
126	if (!list \|\| !file) {
127	log_debug ("do_list_packets: !list \|\| !file");
128	return -1;
129	}
130
131	inp = gpg_iobuf_open (file);
132	if (!inp) {
133	log_box (_("File Manager"), MB_ERR, "%s: %s", file,
134	winpt_strerror (WPTERR_FILE_OPEN));
135	return -1;
136	}
137	gpg_iobuf_ioctl( inp, 3, 1, NULL ); /* disable cache */
138	if (gpg_use_armor_filter (inp)) {
139	memset (&afx, 0, sizeof (afx));
140	gpg_iobuf_push_filter (inp, gpg_armor_filter, &afx);
141	}
142	pkt = (PACKET )calloc(1, sizeof pkt);
143	gpg_init_packet (pkt);
144	while ((rc = gpg_parse_packet (inp, pkt)) != -1) {
145	switch (pkt->pkttype) {
146	case PKT_PUBKEY_ENC:
147	{PKT_pubkey_enc *enc = pkt->pkt.pubkey_enc; n++;
148	if (!enc)
149	break;
150	_snprintf( inf, sizeof(inf)-1,
151	"public key encryted packet: version %d, algo %s, keyid 0x%08X",
152	enc->version, get_pubkey_algo(enc->pubkey_algo), enc->keyid[1]);
153	listbox_add_string (list, inf);}
154	break;
155
156	case PKT_SYMKEY_ENC:
157	{PKT_symkey_enc *enc = pkt->pkt.symkey_enc; n++;
158	if (!enc)
159	break;
160	_snprintf( inf, sizeof(inf)-1,
161	"symmetric key encrypted packet: version %d, cipher %s, s2k %d, hash %s",
162	enc->version, get_symkey_algo(enc->cipher_algo),
163	enc->s2k.mode, get_digest_algo(enc->s2k.hash_algo) );
164	listbox_add_string( list, inf ); }
165	break;
166
167	case PKT_ENCRYPTED:
168	case PKT_ENCRYPTED_MDC:
169	{PKT_encrypted *enc = pkt->pkt.encrypted; n++;
170	if (!enc)
171	break;
172	_snprintf( inf, sizeof(inf)-1,
173	"encrypted data packet: mdc method %d, length %d",
174	enc->mdc_method, enc->len );
175	listbox_add_string( list, inf ); }
176	break;
177
178	case PKT_PUBLIC_KEY:
179	case PKT_PUBLIC_SUBKEY:
180	{PKT_public_key *pk = pkt->pkt.public_key; n++;
181	if (!pk)
182	break;
183	_snprintf( inf, sizeof(inf)-1,
184	"public key packet: version %d, algo %s, created %s",
185	pk->version, get_pubkey_algo(pk->pubkey_algo),
186	get_timestring(pk->timestamp));
187	listbox_add_string( list, inf ); }
188	break;
189
190	case PKT_SECRET_KEY:
191	case PKT_SECRET_SUBKEY:
192	{PKT_secret_key *sk = pkt->pkt.secret_key; n++;
193	if (!sk)
194	break;
195	_snprintf( inf, sizeof(inf)-1,
196	"secret key packet: version %d, algo %s, created %s mode %d",
197	sk->version, get_pubkey_algo( sk->pubkey_algo ),
198	get_timestring( sk->timestamp ),
199	sk->protect.s2k.mode );
200	listbox_add_string( list, inf ); }
201	break;
202
203
204	case PKT_SIGNATURE:
205	{PKT_signature *sig = pkt->pkt.signature; n++;
206	if (!sig)
207	break;
208	_snprintf( inf, sizeof(inf)-1,
209	"signature packet: version %d, algo %s, keyid 0x%08X, created %s",
210	sig->version, get_pubkey_algo(sig->pubkey_algo), sig->keyid[1],
211	get_timestring(sig->timestamp));
212	listbox_add_string( list, inf ); }
213	break;
214
215
216	case PKT_USER_ID:
217	{PKT_user_id *id = pkt->pkt.user_id; n++;
218	if (!id)
219	break;
220	_snprintf( inf, sizeof(inf)-1, "user id packet: %s", id->name );
221	listbox_add_string( list, inf ); }
222	break;
223
224	case PKT_COMPRESSED:
225	{PKT_compressed *zip = pkt->pkt.compressed; n++;
226	if (!zip)
227	break;
228	_snprintf( inf, sizeof(inf)-1, "compressed packet: algo %s, length %d",
229	get_compress_algo(zip->algorithm), zip->len );
230	listbox_add_string( list, inf ); }
231	break;
232	}
233	gpg_free_packet (pkt);
234	gpg_init_packet (pkt);
235	}
236	gpg_iobuf_close (inp);
237	safe_free (pkt);
238	return n;
239	}
240
241
242	/* Dialog box procedure for showing file status. */
243	BOOL CALLBACK
244	file_stat_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
245	{
246	const char *file;
247	int n;
248
249	switch (msg) {
250	case WM_INITDIALOG:
251	#ifndef LANG_DE
252	SetWindowText (dlg, _("File Status"));
253	#endif
254	file = (const char*)lparam;
255	if (file == NULL)
256	dlg_fatal_error( dlg, "Could not get dialog state!" );
257	n = do_list_packets (GetDlgItem (dlg, IDC_FILE_STAT_LIST), file);
258	if (n < 1) {
259	msg_box (dlg, _("No valid OpenPGP data found."), _("File Status"), MB_ERR);
260	EndDialog (dlg, FALSE);
261	}
262	SetForegroundWindow (dlg);
263	break;
264
265	case WM_SYSCOMMAND:
266	if (LOWORD (wparam) == SC_CLOSE)
267	EndDialog (dlg, TRUE);
268	return TRUE;
269
270	case WM_COMMAND:
271	switch (LOWORD (wparam)) {
272	case IDOK:
273	EndDialog (dlg, TRUE);
274	break;
275	}
276	break;
277	}
278
279	return FALSE;
280	}