trunk/Src/wptFileStatDlg.cpp

/* wptFileStatDlg.cpp - List the status of an OpenPGP file
 *      Copyright (C) 2002, 2003, 2005, 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 <time.h>
#include <sys/types.h>

#include "resource.h"
#include "wptTypes.h"
#include "wptGPG.h"
#include "wptCommonCtl.h"
#include "wptContext.h"
#include "wptErrors.h"
#include "wptW32API.h"
#include "wptUTF8.h"
#include "openpgp.h"


const char*
get_fmt_date (long timest)
{
    static char buf[64];

    get_locale_date (timest, buf, sizeof (buf)-1);
    return buf;
}


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 "AES128";
    case 8: return "AES192";
    case 9: return "AES256";
    default: break;
    }    
    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";
    default: break;
    }
    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";
    default: break;
    }
    return "UNKNOWN";
}


static const char*
get_s2k_algo (int algo)
{
    switch (algo) {
    case 0: return "SIMPLE";
    case 1: return "SALTED";
    case 3: return "ITER+SALTED";
    default:break;
    }
    return "INVALID";
}


/* List all OpenPGP 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], *p;

    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 %s, hash %s",
                enc->version, get_symkey_algo (enc->cipher_algo),
                get_s2k_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_fmt_date (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_fmt_date (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_fmt_date (sig->timestamp));
            listbox_add_string (list, inf); }
            break;

                
        case PKT_USER_ID:
            {PKT_user_id *id = pkt->pkt.user_id; n++;
            if (!id)
                break;
            p = utf8_to_native (id->name);
            _snprintf (inf, sizeof (inf)-1, "user id packet: %s", p);
            free_if_alloc (p);
            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;

        default:
            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:
        SetWindowText (dlg, _("File Status"));
        file = (const char*)lparam;
        if (!file)
            BUG (0);
        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);
            return TRUE;
        }
        SetForegroundWindow (dlg);
        break;
        
    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            break;

        case IDCANCEL:
            EndDialog (dlg, FALSE);
            break;
        }
        break;
    }
    
    return FALSE;
}
1	twoaday	225	/* wptFileStatDlg.cpp - List the status of an OpenPGP file
2			* Copyright (C) 2002, 2003, 2005, 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 <time.h>
26			#include <sys/types.h>
27
28	werner	47	#include "resource.h"
29	werner	36	#include "wptTypes.h"
30			#include "wptGPG.h"
31			#include "wptCommonCtl.h"
32			#include "wptContext.h"
33			#include "wptErrors.h"
34			#include "wptW32API.h"
35	twoaday	225	#include "wptUTF8.h"
36	werner	36	#include "openpgp.h"
37
38	twoaday	225
39			const char*
40			get_fmt_date (long timest)
41			{
42			static char buf[64];
43
44			get_locale_date (timest, buf, sizeof (buf)-1);
45			return buf;
46			}
47
48
49	werner	36	static const char*
50			get_pubkey_algo (int algo)
51			{
52			if (algo == 17)
53			return "DSA";
54			else if (is_ELGAMAL (algo))
55			return "ELG";
56			else if (is_RSA (algo))
57			return "RSA";
58			return NULL;
59			}
60
61
62			const char*
63			get_symkey_algo (int algo)
64			{
65			switch (algo) {
66			case 0: return "PLAINTEXT";
67			case 1: return "IDEA";
68			case 2: return "3DES";
69			case 3: return "CAST5";
70			case 4: return "BLOWFISH";
71			case 5: return "RESERVED";
72			case 6: return "RESERVED";
73	twoaday	226	case 7: return "AES128";
74			case 8: return "AES192";
75			case 9: return "AES256";
76	twoaday	178	default: break;
77	werner	36	}
78			return "UNKNOWN";
79			}
80
81
82			static const char*
83			get_digest_algo (int algo)
84			{
85			switch (algo) {
86			case 0: return "NONE";
87			case 1: return "MD5";
88			case 2: return "SHA1";
89			case 3: return "RMD160";
90			case 4: return "RESERVED";
91			case 5: return "MD2";
92			case 6: return "RESERVED";
93			case 7: return "RESERVED";
94			case 8: return "SHA256";
95			case 9: return "SHA384";
96			case 10:return "SHA512";
97	twoaday	178	default: break;
98	werner	36	}
99			return "UNKNOWN";
100			}
101
102
103			static const char*
104			get_compress_algo (int algo)
105			{
106			switch (algo) {
107			case 0: return "NONE";
108			case 1: return "ZIB";
109			case 2: return "ZLIB";
110			case 3: return "BZIP2";
111	twoaday	178	default: break;
112	werner	36	}
113			return "UNKNOWN";
114			}
115
116
117			static const char*
118	twoaday	178	get_s2k_algo (int algo)
119			{
120			switch (algo) {
121			case 0: return "SIMPLE";
122			case 1: return "SALTED";
123			case 3: return "ITER+SALTED";
124			default:break;
125			}
126			return "INVALID";
127			}
128
129
130	twoaday	225	/* List all OpenPGP packets from the file @file.
131	werner	36	Return value: number of packets. */
132			static int
133			do_list_packets (HWND list, const char *file)
134			{
135			PACKET *pkt;
136			gpg_iobuf_t inp = NULL;
137			armor_filter_context_t afx;
138			size_t n=0;
139			int rc = 0;
140	twoaday	225	char inf[1024], *p;
141	werner	36
142			if (!list \|\| !file) {
143			log_debug ("do_list_packets: !list \|\| !file");
144			return -1;
145			}
146
147			inp = gpg_iobuf_open (file);
148			if (!inp) {
149			log_box (_("File Manager"), MB_ERR, "%s: %s", file,
150			winpt_strerror (WPTERR_FILE_OPEN));
151			return -1;
152			}
153			gpg_iobuf_ioctl( inp, 3, 1, NULL ); /* disable cache */
154			if (gpg_use_armor_filter (inp)) {
155			memset (&afx, 0, sizeof (afx));
156			gpg_iobuf_push_filter (inp, gpg_armor_filter, &afx);
157			}
158			pkt = (PACKET )calloc(1, sizeof pkt);
159			gpg_init_packet (pkt);
160			while ((rc = gpg_parse_packet (inp, pkt)) != -1) {
161			switch (pkt->pkttype) {
162			case PKT_PUBKEY_ENC:
163			{PKT_pubkey_enc *enc = pkt->pkt.pubkey_enc; n++;
164			if (!enc)
165			break;
166			_snprintf( inf, sizeof(inf)-1,
167			"public key encryted packet: version %d, algo %s, keyid 0x%08X",
168			enc->version, get_pubkey_algo(enc->pubkey_algo), enc->keyid[1]);
169			listbox_add_string (list, inf);}
170			break;
171
172			case PKT_SYMKEY_ENC:
173			{PKT_symkey_enc *enc = pkt->pkt.symkey_enc; n++;
174			if (!enc)
175			break;
176	twoaday	178	_snprintf (inf, sizeof(inf)-1,
177			"symmetric key encrypted packet: version %d, cipher %s, s2k %s, hash %s",
178	twoaday	225	enc->version, get_symkey_algo (enc->cipher_algo),
179			get_s2k_algo (enc->s2k.mode),
180			get_digest_algo (enc->s2k.hash_algo));
181	twoaday	178	listbox_add_string (list, inf); }
182	werner	36	break;
183
184			case PKT_ENCRYPTED:
185			case PKT_ENCRYPTED_MDC:
186			{PKT_encrypted *enc = pkt->pkt.encrypted; n++;
187			if (!enc)
188			break;
189	twoaday	225	_snprintf (inf, sizeof(inf)-1,
190			"encrypted data packet: mdc method %d, length %d",
191			enc->mdc_method, enc->len);
192			listbox_add_string (list, inf); }
193	werner	36	break;
194
195			case PKT_PUBLIC_KEY:
196			case PKT_PUBLIC_SUBKEY:
197			{PKT_public_key *pk = pkt->pkt.public_key; n++;
198			if (!pk)
199			break;
200			_snprintf( inf, sizeof(inf)-1,
201			"public key packet: version %d, algo %s, created %s",
202	twoaday	225	pk->version, get_pubkey_algo (pk->pubkey_algo),
203			get_fmt_date (pk->timestamp));
204			listbox_add_string (list, inf); }
205	werner	36	break;
206
207			case PKT_SECRET_KEY:
208			case PKT_SECRET_SUBKEY:
209			{PKT_secret_key *sk = pkt->pkt.secret_key; n++;
210			if (!sk)
211			break;
212			_snprintf( inf, sizeof(inf)-1,
213			"secret key packet: version %d, algo %s, created %s mode %d",
214	twoaday	225	sk->version, get_pubkey_algo (sk->pubkey_algo),
215			get_fmt_date (sk->timestamp),
216			sk->protect.s2k.mode);
217			listbox_add_string (list, inf); }
218	werner	36	break;
219	twoaday	225
220	werner	36	case PKT_SIGNATURE:
221			{PKT_signature *sig = pkt->pkt.signature; n++;
222			if (!sig)
223			break;
224			_snprintf( inf, sizeof(inf)-1,
225			"signature packet: version %d, algo %s, keyid 0x%08X, created %s",
226			sig->version, get_pubkey_algo(sig->pubkey_algo), sig->keyid[1],
227	twoaday	225	get_fmt_date (sig->timestamp));
228			listbox_add_string (list, inf); }
229	werner	36	break;
230
231
232			case PKT_USER_ID:
233			{PKT_user_id *id = pkt->pkt.user_id; n++;
234			if (!id)
235			break;
236	twoaday	225	p = utf8_to_native (id->name);
237			_snprintf (inf, sizeof (inf)-1, "user id packet: %s", p);
238			free_if_alloc (p);
239			listbox_add_string (list, inf); }
240	werner	36	break;
241
242			case PKT_COMPRESSED:
243			{PKT_compressed *zip = pkt->pkt.compressed; n++;
244			if (!zip)
245			break;
246	twoaday	225	_snprintf (inf, sizeof(inf)-1,
247			"compressed packet: algo %s, length %d",
248			get_compress_algo(zip->algorithm), zip->len);
249			listbox_add_string (list, inf); }
250	werner	36	break;
251	twoaday	178
252	twoaday	65	default:
253			break;
254	werner	36	}
255			gpg_free_packet (pkt);
256			gpg_init_packet (pkt);
257			}
258			gpg_iobuf_close (inp);
259			safe_free (pkt);
260			return n;
261			}
262
263
264			/* Dialog box procedure for showing file status. */
265			BOOL CALLBACK
266			file_stat_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
267			{
268			const char *file;
269			int n;
270
271			switch (msg) {
272			case WM_INITDIALOG:
273			SetWindowText (dlg, _("File Status"));
274			file = (const char*)lparam;
275	twoaday	225	if (!file)
276			BUG (0);
277	werner	36	n = do_list_packets (GetDlgItem (dlg, IDC_FILE_STAT_LIST), file);
278			if (n < 1) {
279			msg_box (dlg, _("No valid OpenPGP data found."), _("File Status"), MB_ERR);
280			EndDialog (dlg, FALSE);
281	twoaday	225	return TRUE;
282	werner	36	}
283			SetForegroundWindow (dlg);
284			break;
285
286			case WM_COMMAND:
287			switch (LOWORD (wparam)) {
288			case IDOK:
289			EndDialog (dlg, TRUE);
290			break;
291	twoaday	213
292			case IDCANCEL:
293			EndDialog (dlg, FALSE);
294			break;
295	werner	36	}
296			break;
297			}
298
299			return FALSE;
300			}