trunk/Src/wptMDSumDlg.cpp

/* wptMDSumDlg.cpp
 *      Copyright (C) 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 <stdio.h>

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


/* Return a printable digest of the buffer @mdbuf. */
static const char*
printable_digest (byte *mdbuf, size_t n)
{
    static char mdasc[128];
    size_t i;

    for (i = 0; i < n; i++)
        sprintf (mdasc+2*i, "%02X", mdbuf[i]);
    return mdasc;
}


static const char*
id2algo (gpgme_hash_algo_t mdalgo)
{
    switch (mdalgo) {
    case GPGME_MD_MD5:      return "MD5";
    case GPGME_MD_SHA1:     return "SHA1";
    case GPGME_MD_RMD160:   return "RMD160";
    case GPGME_MD_SHA256:   return "SHA256";
    default: return "";
    }
    return "";
}


/* Hash the selected file from the FM listview control in @md.
   Add the results to the listview @lv. */
static void
hash_selected_files (md_file_s *md, listview_ctrl_t lv)
{
    BYTE mdbuf[32];
    char fname[256+1];
    int i;
    size_t n;

    for (i = 0; i < listview_count_items( md->lv, 0 ); i++) {
        if( listview_get_item_state (md->lv, i)) {
            listview_get_item_text (md->lv, i, 1, fname, sizeof (fname)-1);
            if (!gpg_md_hash_file (md->mdalgo, fname, mdbuf, &n)) {
                listview_add_item (lv, "");
                listview_add_sub_item (lv, 0, 0, printable_digest (mdbuf, n));
                listview_add_sub_item (lv, 0, 1, fname);        
            }   
        }       
    }
}


static int
tool_avail (gpgme_hash_algo_t mdalgo)
{
    if (mdalgo == GPGME_MD_SHA1 || mdalgo == GPGME_MD_MD5)
        return 1;
    return 0;
}


/* Dialog box procedure to show and calculate file digests. */
BOOL CALLBACK
mdsum_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static listview_ctrl_t lv;
    static struct md_file_s *md;
    struct listview_column_s cols[] = {
        {0, 264, (char *)_("Digest")},
        {1, 128, (char *)_("Name")},
        {0, 0, 0}
    };
    gpgme_data_t sumlist;
    const char *name, *algname;
    char fname[300], mdasc[128];
    int i;

    switch( msg ) {
    case WM_INITDIALOG:
        md = (md_file_s *)lparam;
        if (!md)
            BUG (NULL);
        if( listview_new (&lv))
            BUG (NULL);
        lv->ctrl = GetDlgItem (dlg, IDC_MDSUM_LIST);
        for (i = 0; i < cols[i].width; i++)
            listview_add_column( lv, &cols[i]);
        hash_selected_files (md, lv);
        SetDlgItemText (dlg, IDC_MDSUM_COPY, _("&Save..."));
        SetDlgItemText (dlg, IDOK, _("&Close"));
        SetDlgItemText (dlg, IDC_MDSUM_TOCLIP, _("Save to clipboard"));
        SetWindowText (dlg, _("Print Message Digest"));
        SetForegroundWindow (dlg);
        break;

    case WM_SYSCOMMAND:
        if (wparam == SC_CLOSE)
            EndDialog (dlg, TRUE);
        return TRUE;

    case WM_DESTROY:
        if (lv) {
            listview_release (lv);
            lv = NULL;
        }
        break;

    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            EndDialog (dlg, TRUE);
            break;

        case IDCANCEL:
            EndDialog (dlg, FALSE);
            break;

        case IDC_MDSUM_COPY:
            algname = id2algo ((gpgme_hash_algo_t)md->mdalgo);
            if (gpgme_data_new (&sumlist))
                BUG(0);
            if (!tool_avail ((gpgme_hash_algo_t)md->mdalgo)) {
                const char *s;

                s = "#warning '";
                gpgme_data_write (sumlist, s, strlen (s));
                gpgme_data_write (sumlist, algname, strlen (algname));
                s = " ' sum is not yet available\r\n";
                gpgme_data_write (sumlist, s, strlen (s));
            }
            for (i = 0; i < listview_count_items (lv, 0); i++) {
                listview_get_item_text (lv, i, 0, mdasc, DIM (mdasc)-1);
                listview_get_item_text (lv, i, 1, fname, DIM (fname)-1);
                
                gpgme_data_write (sumlist, mdasc, strlen (mdasc));
                gpgme_data_write (sumlist, " ", 1);
                gpgme_data_write (sumlist, fname, strlen (fname));
                gpgme_data_write (sumlist, "\r\n", 2);
            }
            if (IsDlgButtonChecked (dlg, IDC_MDSUM_TOCLIP)) {
                gpg_data_release_and_set_clipboard (sumlist, 0);
                break;
            }
            _snprintf (fname, sizeof (fname)-1, "%s_sums.txt", algname);
            name = get_filesave_dlg (dlg, _("Select file to save checksums"), 
                                     NULL, fname);
            if (name && *name) {
                gpg_data_release_and_set_file (sumlist, name);
                log_box (_("File Manager"), MB_OK, 
                         _("Checksums successfully saved in '%s'"), name);
            }
            else
                gpgme_data_release (sumlist);
            break;
        }
        break;
    }
    return FALSE;
}
1	werner	36	/* wptMDSumDlg.cpp
2	twoaday	165	* Copyright (C) 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 <stdio.h>
26	twoaday	99
27	werner	47	#include "resource.h"
28	werner	36	#include "wptTypes.h"
29			#include "wptW32API.h"
30			#include "wptGPG.h"
31			#include "wptCommonCtl.h"
32			#include "wptContext.h"
33			#include "wptNLS.h"
34			#include "wptErrors.h"
35
36	twoaday	130
37	werner	36	/* Return a printable digest of the buffer @mdbuf. */
38			static const char*
39			printable_digest (byte *mdbuf, size_t n)
40			{
41	twoaday	204	static char mdasc[128];
42	werner	36	size_t i;
43	twoaday	204
44	werner	36	for (i = 0; i < n; i++)
45			sprintf (mdasc+2*i, "%02X", mdbuf[i]);
46			return mdasc;
47			}
48
49
50	twoaday	130	static const char*
51	twoaday	204	id2algo (gpgme_hash_algo_t mdalgo)
52	twoaday	130	{
53	twoaday	204	switch (mdalgo) {
54	twoaday	130	case GPGME_MD_MD5: return "MD5";
55			case GPGME_MD_SHA1: return "SHA1";
56			case GPGME_MD_RMD160: return "RMD160";
57			case GPGME_MD_SHA256: return "SHA256";
58	twoaday	205	default: return "";
59	twoaday	130	}
60			return "";
61			}
62
63
64	twoaday	204	/* Hash the selected file from the FM listview control in @md.
65			Add the results to the listview @lv. */
66			static void
67			hash_selected_files (md_file_s *md, listview_ctrl_t lv)
68			{
69			BYTE mdbuf[32];
70			char fname[256+1];
71			int i;
72			size_t n;
73
74			for (i = 0; i < listview_count_items( md->lv, 0 ); i++) {
75			if( listview_get_item_state (md->lv, i)) {
76			listview_get_item_text (md->lv, i, 1, fname, sizeof (fname)-1);
77			if (!gpg_md_hash_file (md->mdalgo, fname, mdbuf, &n)) {
78			listview_add_item (lv, "");
79			listview_add_sub_item (lv, 0, 0, printable_digest (mdbuf, n));
80			listview_add_sub_item (lv, 0, 1, fname);
81			}
82			}
83			}
84			}
85
86
87			static int
88			tool_avail (gpgme_hash_algo_t mdalgo)
89			{
90			if (mdalgo == GPGME_MD_SHA1 \|\| mdalgo == GPGME_MD_MD5)
91			return 1;
92			return 0;
93			}
94
95
96	werner	36	/* Dialog box procedure to show and calculate file digests. */
97			BOOL CALLBACK
98			mdsum_dlg_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
99			{
100			static listview_ctrl_t lv;
101	twoaday	204	static struct md_file_s *md;
102	werner	36	struct listview_column_s cols[] = {
103			{0, 264, (char *)_("Digest")},
104			{1, 128, (char *)_("Name")},
105			{0, 0, 0}
106			};
107			gpgme_data_t sumlist;
108	twoaday	204	const char name, algname;
109			char fname[300], mdasc[128];
110	werner	36	int i;
111
112			switch( msg ) {
113			case WM_INITDIALOG:
114			md = (md_file_s *)lparam;
115	twoaday	204	if (!md)
116			BUG (NULL);
117			if( listview_new (&lv))
118			BUG (NULL);
119			lv->ctrl = GetDlgItem (dlg, IDC_MDSUM_LIST);
120			for (i = 0; i < cols[i].width; i++)
121			listview_add_column( lv, &cols[i]);
122			hash_selected_files (md, lv);
123	twoaday	99	SetDlgItemText (dlg, IDC_MDSUM_COPY, _("&Save..."));
124	twoaday	119	SetDlgItemText (dlg, IDOK, _("&Close"));
125	twoaday	167	SetDlgItemText (dlg, IDC_MDSUM_TOCLIP, _("Save to clipboard"));
126	twoaday	99	SetWindowText (dlg, _("Print Message Digest"));
127			SetForegroundWindow (dlg);
128	werner	36	break;
129
130	twoaday	130	case WM_SYSCOMMAND:
131			if (wparam == SC_CLOSE)
132			EndDialog (dlg, TRUE);
133			return TRUE;
134
135	werner	36	case WM_DESTROY:
136	twoaday	204	if (lv) {
137			listview_release (lv);
138	werner	36	lv = NULL;
139			}
140			break;
141
142			case WM_COMMAND:
143			switch (LOWORD (wparam)) {
144			case IDOK:
145			EndDialog (dlg, TRUE);
146			break;
147
148	twoaday	204	case IDCANCEL:
149			EndDialog (dlg, FALSE);
150			break;
151
152	werner	36	case IDC_MDSUM_COPY:
153	twoaday	204	algname = id2algo ((gpgme_hash_algo_t)md->mdalgo);
154	werner	36	if (gpgme_data_new (&sumlist))
155			BUG(0);
156	twoaday	204	if (!tool_avail ((gpgme_hash_algo_t)md->mdalgo)) {
157			const char *s;
158
159			s = "#warning '";
160	werner	36	gpgme_data_write (sumlist, s, strlen (s));
161	twoaday	204	gpgme_data_write (sumlist, algname, strlen (algname));
162			s = " ' sum is not yet available\r\n";
163			gpgme_data_write (sumlist, s, strlen (s));
164	werner	36	}
165			for (i = 0; i < listview_count_items (lv, 0); i++) {
166			listview_get_item_text (lv, i, 0, mdasc, DIM (mdasc)-1);
167			listview_get_item_text (lv, i, 1, fname, DIM (fname)-1);
168
169			gpgme_data_write (sumlist, mdasc, strlen (mdasc));
170			gpgme_data_write (sumlist, " ", 1);
171			gpgme_data_write (sumlist, fname, strlen (fname));
172			gpgme_data_write (sumlist, "\r\n", 2);
173			}
174	twoaday	165	if (IsDlgButtonChecked (dlg, IDC_MDSUM_TOCLIP)) {
175			gpg_data_release_and_set_clipboard (sumlist, 0);
176			break;
177			}
178	twoaday	204	_snprintf (fname, sizeof (fname)-1, "%s_sums.txt", algname);
179	twoaday	130	name = get_filesave_dlg (dlg, _("Select file to save checksums"),
180			NULL, fname);
181	werner	36	if (name && *name) {
182			gpg_data_release_and_set_file (sumlist, name);
183	twoaday	130	log_box (_("File Manager"), MB_OK,
184			_("Checksums successfully saved in '%s'"), name);
185	werner	36	}
186			else
187			gpgme_data_release (sumlist);
188			break;
189			}
190			break;
191			}
192			return FALSE;
193			}