trunk/Src/wptMAPI.cpp

/* wptMAPI.cpp
 *      Copyright (C) 2003, 2004 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 <stdio.h>
#include <mapi.h>

extern HINSTANCE glob_hinst;

#include "../resource.h"
#include "wptTypes.h"
#include "wptErrors.h"
#include "wptW32API.h"
#include "wptGPG.h"


static LPMAPILOGON          mapi_logon = NULL; 
static LPMAPILOGOFF         mapi_logoff = NULL;     
static LPMAPISENDDOCUMENTS  mapi_send_documents = NULL; 
static LPMAPISENDMAIL       mapi_send_mail = NULL;
static HINSTANCE            hlib = NULL;
static int                  init = 0;

#define load_one_fnc(cast, hlib, name) (cast)GetProcAddress ((hlib), name)


int
mapi_init (void)
{
    if (init)
        return 0;

    hlib = LoadLibrary ("MAPI32.DLL");
    if (!hlib)
        return -1;

    mapi_logon = load_one_fnc (LPMAPILOGON, hlib, "MAPILogon");
    mapi_logoff = load_one_fnc (LPMAPILOGOFF, hlib, "MAPILogoff");
    mapi_send_documents = load_one_fnc (LPMAPISENDDOCUMENTS, hlib, "MAPISendDocuments");
    mapi_send_mail = load_one_fnc (LPMAPISENDMAIL, hlib, "MAPISendMail");
    if (!mapi_logon || !mapi_logoff || !mapi_send_documents || !mapi_send_mail)
        return -1;
    init = 1;

    return 0;
} /* mapi_init */


void
mapi_deinit (void)
{
    if (hlib) {
        FreeLibrary (hlib);
        hlib = NULL;
        init = 0;
    }
} /* mapi_deinit */


int
mapi_send_ascfile (char * ascfile)
{
    LHANDLE hd;
    int rc;

    if (!init)
        return 0;

    rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
    if (rc != SUCCESS_SUCCESS) {
        MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING|MB_OK);
        goto fail;
    }
    rc = mapi_send_documents (0, ";", ascfile, NULL, 0);
    if (rc == MAPI_E_USER_ABORT)
        rc = SUCCESS_SUCCESS;
    if (rc != SUCCESS_SUCCESS)
        MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR|MB_OK);

fail:
    mapi_logoff (hd, 0, 0, 0);
    return rc;
}


int
mapi_send_pubkey (const char * keyid, char * keyfile)
{
    LHANDLE hd;
    const char * fmt;
    char * keyinf = NULL;
    int rc;

    if (!init)
        return 0;

    fmt = _("GPG Public Key of %s");
    keyinf = new char[strlen (fmt) + strlen (keyid) + 2];
    if (!keyinf)
        BUG (0);
    sprintf (keyinf, fmt, keyid);
    rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
    if (rc != SUCCESS_SUCCESS) {
        MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING|MB_OK);
        goto fail;
    }
    rc = mapi_send_documents (0, ";", keyfile, keyinf, 0);
    if (rc == MAPI_E_USER_ABORT)
        rc = SUCCESS_SUCCESS;
    if (rc != SUCCESS_SUCCESS)
        MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR|MB_OK);

fail:
    mapi_logoff (hd, 0, 0, 0);
    free_if_alloc (keyinf);
    return rc;
} /* mapi_send_pubkey */


static void
free_mapi_msg (MapiMessage * msg)
{
    if (!msg)
        return;
    safe_free (msg->lpszSubject);
    safe_free (msg->lpszNoteText);
    safe_free (msg);
} /* free_mapi_msg */


static void
free_recip_tab (MapiRecipDesc * recip, size_t n)
{
    size_t i;

    if (!recip)
        return;
    if (!n)
        return;
    for (i=0; i < n; i++)
        safe_free (recip[i].lpszName);
    safe_free (recip);
} /* free_recip_tab */


static void
free_files_tab (MapiFileDesc * files, size_t n)
{
    size_t i;

    if (!files)
        return;
    if (!n)
        return;
    for (i=0; i < n; i++) {
        safe_free (files[i].lpszFileName);
        safe_free (files[i].lpszPathName);
    }
    safe_free (files);
} /* free_files_tab */


static gpgme_recipients_t
conv_recipients (gpgme_recipients_t rset)
{
    gpgme_recipients_t r;
    gpgme_error_t rc;
    void * ctx=NULL;
    const char * s;

    /* we need to convert the recipients to email addresses so 
       GPG can handle them. */
    rc = gpgme_recipients_new (&r);
    if (rc)
        return NULL;
    gpgme_recipients_enum_open (rset, &ctx);

    while ((s=gpgme_recipients_enum_read (rset, &ctx))) {
        char * p, * q, * buf;
        if (!(p = strchr (s, '<')) || !(q = strchr (s, '>')))
            continue;
        buf = (char * )calloc (1, (q-s)-(p-s)+2);
        strncpy (buf, s+(p-s)+1, (q-s)-(p-s)-1);
        gpgme_recipients_add_name (r, buf);
        safe_free (buf);
    }
    return r;
} /* conv_recipients */


static char *
secure_attachment (gpgme_recipients_t rset, const char * fname)
{
    char tmpdir[512+32], * p;
    gpgme_recipients_t addrs;
    gpgme_ctx_t ctx;
    gpgme_error_t rc;

    if (strlen (fname) > 200)
        BUG (0);
    GetTempPath (sizeof tmpdir-200, tmpdir);
    p = strrchr (fname, '\\');
    if (!p)
        strcat (tmpdir, fname);
    else
        strcat (tmpdir, fname+(p-fname)+1);
    strcat (tmpdir, ".asc");

    rc = gpgme_new (&ctx);
    if (rc)
        return NULL;
    gpgme_control (ctx, GPGME_CTRL_ARMOR, 1);
    gpgme_control (ctx, GPGME_CTRL_FORCETRUST, 1);
    addrs = conv_recipients (rset);
    if (!addrs) {
        msg_box (NULL, _("No valid mail addresses found."), _("Secure Attachment"), MB_ERR);
        gpgme_release (NULL);
        return NULL;
    }
    rc = gpgme_op_file_encrypt (ctx, addrs, fname, tmpdir);
    if (rc)
        log_box (_("Secure Attachment"), MB_ERR, _("Could not encrypt '%s'"), fname);
    gpgme_recipients_release (addrs);
    gpgme_release (ctx);
    return strdup (tmpdir);
} /* secure_attachment */


static char *
secure_message (gpgme_recipients_t rset, const char * data)
{
    gpgme_recipients_t addrs;
    gpgme_error_t rc;
    gpgme_data_t in, out;
    gpgme_ctx_t ctx;
    char * p;
    size_t n=0;

    rc = gpgme_new (&ctx);
    if (rc)
        return NULL;
    gpgme_control (ctx, GPGME_CTRL_ARMOR, 1);
    gpgme_control (ctx, GPGME_CTRL_FORCETRUST, 1);

    addrs = conv_recipients (rset);
    rc = gpgme_data_new_from_mem (&in, data, strlen (data), 1);
    if (rc) {
        gpgme_release (ctx);
        return NULL;
    }
    gpgme_data_new (&out);
    
    rc = gpgme_op_encrypt (ctx, addrs, in, out);
    if (rc)
        log_box (_("Secure Message"), MB_ERR, "Could not encrypt the data");

    p = gpgme_data_release_and_return_string (out);

    gpgme_data_release (in);
    gpgme_release (ctx);
    gpgme_recipients_release (addrs);

    return p;
} /* secure_message */


int
mapi_send_message (gpgme_recipients_t rset, const char * msgtxt,
                   const char * subject, const char ** files, size_t nfiles)
{
    LHANDLE hd;
    MapiMessage * msg;
    MapiRecipDesc * recip;
    MapiFileDesc * attch;
    char * p;
    const char * s;
    void * ctx=NULL;
    size_t n, i=0;
    int rc;

    if (!init)
        return 0;

    rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
    if (rc != SUCCESS_SUCCESS) {
        MessageBox (NULL, "MAPI Login failed.", "MAPI", MB_ICONWARNING|MB_OK);
        return rc;
    }

    msg = (MapiMessage *)calloc (1, sizeof * msg);
    p = msg->lpszSubject = strdup (subject);
    if (!p)
        BUG (0);
    p = msg->lpszNoteText = secure_message (rset, msgtxt);
    if (!p)
        BUG (0);
    n = msg->nRecipCount = gpgme_recipients_count (rset);
    recip = (MapiRecipDesc *)calloc (n+1, sizeof * recip);
    
    gpgme_recipients_enum_open (rset, &ctx);
    while ((s = gpgme_recipients_enum_read (rset, &ctx))) {
        if (!i)
            recip[i].ulRecipClass = MAPI_TO;
        else
            recip[i].ulRecipClass = MAPI_CC;    
        p = recip[i].lpszName = strdup (s);
        if (!p)
            BUG (0);
        i++;
    }
    msg->lpRecips = recip;

    if (nfiles) {
        msg->nFileCount = nfiles;
        attch = (MapiFileDesc *)calloc (nfiles+1, sizeof * attch);
        for (i=0; i < nfiles; i++) {
            char * p = secure_attachment (rset, *files);
            if (!p)
                continue;
            attch[i].lpszFileName = strdup (*files);        
            attch[i].lpszPathName = strdup (p);
            files++;
            safe_free (p);
        }
        msg->lpFiles = attch;
    }

    rc = mapi_send_mail (hd, 0, msg, 0, 0);
    if (rc == MAPI_E_USER_ABORT)
        rc = SUCCESS_SUCCESS;
    if (rc != SUCCESS_SUCCESS)
        MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ERR);

    free_recip_tab (recip, n);
    free_files_tab (attch, nfiles);
    free_mapi_msg (msg);
    mapi_logoff (hd, 0, 0, 0);

    return 0;
} /* mapi_send_message */


static int
add_recipient (gpgme_recipients_t * r_rset, const char * addr)
{
    gpgme_keycache_t pub = keycache_get_ctx (1);
    gpgme_key_t key;
    gpgme_error_t rc;
    const char * s;

    if (!*r_rset)
        gpgme_recipients_new (&(*r_rset));
    rc = gpgme_keycache_find_key (pub, addr, 0, &key);
    if (rc) {
        log_box (_("Add Recipient"), MB_ERR, _("Could not find key for '%s'"), addr);
        return -1;
    }
    s = gpgme_key_get_string_attr (key, GPGME_ATTR_USERID, NULL, 0);
    if (s)
        gpgme_recipients_add_name (*r_rset, s);
    return 0;
} /* add_recipient */


static int
add_all_recipients (HWND dlg, int itemid, gpgme_recipients_t * r_rset)
{    
    char buf[1024], * p;
    int n=0;

    n = GetDlgItemText (dlg, itemid, buf, sizeof buf-10);
    if (!n)
        return -1;
    p = strtok (buf, ";,");
    while (p != NULL) {
        add_recipient (&*r_rset, p);
        p = strtok (NULL, ";,");
    }
    return 0;
} /* add_all_recipients */


BOOL CALLBACK
winpt_mail_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
{
    static gpgme_recipients_t rset=NULL;
    char subject[128];
    char * msgbuf;
    int n;

    switch (msg) {
    case WM_INITDIALOG:
        center_window (dlg);
        SetForegroundWindow (dlg);
        break;

    case WM_COMMAND:
        switch (LOWORD (wparam)) {
        case IDOK:
            add_all_recipients (dlg, IDC_PMAIL_TO, &rset);
            add_all_recipients (dlg, IDC_PMAIL_CC, &rset);
            if (!gpgme_recipients_count (rset)) {
                msg_box (dlg, _("Please enter a recipient."), _("Mail"), MB_ERR);
                return FALSE;
            }
            n=GetDlgItemText (dlg, IDC_PMAIL_SUBJECT, subject, sizeof subject-1);
            if (!n)
                strcpy (subject, "");
            n = SendDlgItemMessage (dlg, IDC_PMAIL_MSG, WM_GETTEXTLENGTH, 0, 0);
            if (!n) {
                msg_box (dlg, _("Please enter a message."), _("Mail"), MB_ERR);
                return FALSE;
            }
            msgbuf = (char * )calloc (1, n+2);
            GetDlgItemText (dlg, IDC_PMAIL_MSG, msgbuf, n+1);
            mapi_send_message (rset, msgbuf, subject, NULL, 0);
            safe_free (msgbuf);
            EndDialog (dlg, TRUE);
            break;

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

    return FALSE;
} /* winpt_mail_proc */
1	/* wptMAPI.cpp
2	* Copyright (C) 2003, 2004 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 <stdio.h>
23	#include <mapi.h>
24
25	extern HINSTANCE glob_hinst;
26
27	#include "../resource.h"
28	#include "wptTypes.h"
29	#include "wptErrors.h"
30	#include "wptW32API.h"
31	#include "wptGPG.h"
32
33
34	static LPMAPILOGON mapi_logon = NULL;
35	static LPMAPILOGOFF mapi_logoff = NULL;
36	static LPMAPISENDDOCUMENTS mapi_send_documents = NULL;
37	static LPMAPISENDMAIL mapi_send_mail = NULL;
38	static HINSTANCE hlib = NULL;
39	static int init = 0;
40
41	#define load_one_fnc(cast, hlib, name) (cast)GetProcAddress ((hlib), name)
42
43
44	int
45	mapi_init (void)
46	{
47	if (init)
48	return 0;
49
50	hlib = LoadLibrary ("MAPI32.DLL");
51	if (!hlib)
52	return -1;
53
54	mapi_logon = load_one_fnc (LPMAPILOGON, hlib, "MAPILogon");
55	mapi_logoff = load_one_fnc (LPMAPILOGOFF, hlib, "MAPILogoff");
56	mapi_send_documents = load_one_fnc (LPMAPISENDDOCUMENTS, hlib, "MAPISendDocuments");
57	mapi_send_mail = load_one_fnc (LPMAPISENDMAIL, hlib, "MAPISendMail");
58	if (!mapi_logon \|\| !mapi_logoff \|\| !mapi_send_documents \|\| !mapi_send_mail)
59	return -1;
60	init = 1;
61
62	return 0;
63	} /* mapi_init */
64
65
66	void
67	mapi_deinit (void)
68	{
69	if (hlib) {
70	FreeLibrary (hlib);
71	hlib = NULL;
72	init = 0;
73	}
74	} /* mapi_deinit */
75
76
77	int
78	mapi_send_ascfile (char * ascfile)
79	{
80	LHANDLE hd;
81	int rc;
82
83	if (!init)
84	return 0;
85
86	rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
87	if (rc != SUCCESS_SUCCESS) {
88	MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING\|MB_OK);
89	goto fail;
90	}
91	rc = mapi_send_documents (0, ";", ascfile, NULL, 0);
92	if (rc == MAPI_E_USER_ABORT)
93	rc = SUCCESS_SUCCESS;
94	if (rc != SUCCESS_SUCCESS)
95	MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR\|MB_OK);
96
97	fail:
98	mapi_logoff (hd, 0, 0, 0);
99	return rc;
100	}
101
102
103	int
104	mapi_send_pubkey (const char * keyid, char * keyfile)
105	{
106	LHANDLE hd;
107	const char * fmt;
108	char * keyinf = NULL;
109	int rc;
110
111	if (!init)
112	return 0;
113
114	fmt = _("GPG Public Key of %s");
115	keyinf = new char[strlen (fmt) + strlen (keyid) + 2];
116	if (!keyinf)
117	BUG (0);
118	sprintf (keyinf, fmt, keyid);
119	rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
120	if (rc != SUCCESS_SUCCESS) {
121	MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING\|MB_OK);
122	goto fail;
123	}
124	rc = mapi_send_documents (0, ";", keyfile, keyinf, 0);
125	if (rc == MAPI_E_USER_ABORT)
126	rc = SUCCESS_SUCCESS;
127	if (rc != SUCCESS_SUCCESS)
128	MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR\|MB_OK);
129
130	fail:
131	mapi_logoff (hd, 0, 0, 0);
132	free_if_alloc (keyinf);
133	return rc;
134	} /* mapi_send_pubkey */
135
136
137	static void
138	free_mapi_msg (MapiMessage * msg)
139	{
140	if (!msg)
141	return;
142	safe_free (msg->lpszSubject);
143	safe_free (msg->lpszNoteText);
144	safe_free (msg);
145	} /* free_mapi_msg */
146
147
148	static void
149	free_recip_tab (MapiRecipDesc * recip, size_t n)
150	{
151	size_t i;
152
153	if (!recip)
154	return;
155	if (!n)
156	return;
157	for (i=0; i < n; i++)
158	safe_free (recip[i].lpszName);
159	safe_free (recip);
160	} /* free_recip_tab */
161
162
163	static void
164	free_files_tab (MapiFileDesc * files, size_t n)
165	{
166	size_t i;
167
168	if (!files)
169	return;
170	if (!n)
171	return;
172	for (i=0; i < n; i++) {
173	safe_free (files[i].lpszFileName);
174	safe_free (files[i].lpszPathName);
175	}
176	safe_free (files);
177	} /* free_files_tab */
178
179
180
181	static gpgme_recipients_t
182	conv_recipients (gpgme_recipients_t rset)
183	{
184	gpgme_recipients_t r;
185	gpgme_error_t rc;
186	void * ctx=NULL;
187	const char * s;
188
189	/* we need to convert the recipients to email addresses so
190	GPG can handle them. */
191	rc = gpgme_recipients_new (&r);
192	if (rc)
193	return NULL;
194	gpgme_recipients_enum_open (rset, &ctx);
195
196	while ((s=gpgme_recipients_enum_read (rset, &ctx))) {
197	char * p, * q, * buf;
198	if (!(p = strchr (s, '<')) \|\| !(q = strchr (s, '>')))
199	continue;
200	buf = (char * )calloc (1, (q-s)-(p-s)+2);
201	strncpy (buf, s+(p-s)+1, (q-s)-(p-s)-1);
202	gpgme_recipients_add_name (r, buf);
203	safe_free (buf);
204	}
205	return r;
206	} /* conv_recipients */
207
208
209	static char *
210	secure_attachment (gpgme_recipients_t rset, const char * fname)
211	{
212	char tmpdir[512+32], * p;
213	gpgme_recipients_t addrs;
214	gpgme_ctx_t ctx;
215	gpgme_error_t rc;
216
217	if (strlen (fname) > 200)
218	BUG (0);
219	GetTempPath (sizeof tmpdir-200, tmpdir);
220	p = strrchr (fname, '\\');
221	if (!p)
222	strcat (tmpdir, fname);
223	else
224	strcat (tmpdir, fname+(p-fname)+1);
225	strcat (tmpdir, ".asc");
226
227	rc = gpgme_new (&ctx);
228	if (rc)
229	return NULL;
230	gpgme_control (ctx, GPGME_CTRL_ARMOR, 1);
231	gpgme_control (ctx, GPGME_CTRL_FORCETRUST, 1);
232	addrs = conv_recipients (rset);
233	if (!addrs) {
234	msg_box (NULL, _("No valid mail addresses found."), _("Secure Attachment"), MB_ERR);
235	gpgme_release (NULL);
236	return NULL;
237	}
238	rc = gpgme_op_file_encrypt (ctx, addrs, fname, tmpdir);
239	if (rc)
240	log_box (_("Secure Attachment"), MB_ERR, _("Could not encrypt '%s'"), fname);
241	gpgme_recipients_release (addrs);
242	gpgme_release (ctx);
243	return strdup (tmpdir);
244	} /* secure_attachment */
245
246
247	static char *
248	secure_message (gpgme_recipients_t rset, const char * data)
249	{
250	gpgme_recipients_t addrs;
251	gpgme_error_t rc;
252	gpgme_data_t in, out;
253	gpgme_ctx_t ctx;
254	char * p;
255	size_t n=0;
256
257	rc = gpgme_new (&ctx);
258	if (rc)
259	return NULL;
260	gpgme_control (ctx, GPGME_CTRL_ARMOR, 1);
261	gpgme_control (ctx, GPGME_CTRL_FORCETRUST, 1);
262
263	addrs = conv_recipients (rset);
264	rc = gpgme_data_new_from_mem (&in, data, strlen (data), 1);
265	if (rc) {
266	gpgme_release (ctx);
267	return NULL;
268	}
269	gpgme_data_new (&out);
270
271	rc = gpgme_op_encrypt (ctx, addrs, in, out);
272	if (rc)
273	log_box (_("Secure Message"), MB_ERR, "Could not encrypt the data");
274
275	p = gpgme_data_release_and_return_string (out);
276
277	gpgme_data_release (in);
278	gpgme_release (ctx);
279	gpgme_recipients_release (addrs);
280
281	return p;
282	} /* secure_message */
283
284
285	int
286	mapi_send_message (gpgme_recipients_t rset, const char * msgtxt,
287	const char * subject, const char ** files, size_t nfiles)
288	{
289	LHANDLE hd;
290	MapiMessage * msg;
291	MapiRecipDesc * recip;
292	MapiFileDesc * attch;
293	char * p;
294	const char * s;
295	void * ctx=NULL;
296	size_t n, i=0;
297	int rc;
298
299	if (!init)
300	return 0;
301
302	rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
303	if (rc != SUCCESS_SUCCESS) {
304	MessageBox (NULL, "MAPI Login failed.", "MAPI", MB_ICONWARNING\|MB_OK);
305	return rc;
306	}
307
308	msg = (MapiMessage )calloc (1, sizeof msg);
309	p = msg->lpszSubject = strdup (subject);
310	if (!p)
311	BUG (0);
312	p = msg->lpszNoteText = secure_message (rset, msgtxt);
313	if (!p)
314	BUG (0);
315	n = msg->nRecipCount = gpgme_recipients_count (rset);
316	recip = (MapiRecipDesc )calloc (n+1, sizeof recip);
317
318	gpgme_recipients_enum_open (rset, &ctx);
319	while ((s = gpgme_recipients_enum_read (rset, &ctx))) {
320	if (!i)
321	recip[i].ulRecipClass = MAPI_TO;
322	else
323	recip[i].ulRecipClass = MAPI_CC;
324	p = recip[i].lpszName = strdup (s);
325	if (!p)
326	BUG (0);
327	i++;
328	}
329	msg->lpRecips = recip;
330
331	if (nfiles) {
332	msg->nFileCount = nfiles;
333	attch = (MapiFileDesc )calloc (nfiles+1, sizeof attch);
334	for (i=0; i < nfiles; i++) {
335	char * p = secure_attachment (rset, *files);
336	if (!p)
337	continue;
338	attch[i].lpszFileName = strdup (*files);
339	attch[i].lpszPathName = strdup (p);
340	files++;
341	safe_free (p);
342	}
343	msg->lpFiles = attch;
344	}
345
346	rc = mapi_send_mail (hd, 0, msg, 0, 0);
347	if (rc == MAPI_E_USER_ABORT)
348	rc = SUCCESS_SUCCESS;
349	if (rc != SUCCESS_SUCCESS)
350	MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ERR);
351
352	free_recip_tab (recip, n);
353	free_files_tab (attch, nfiles);
354	free_mapi_msg (msg);
355	mapi_logoff (hd, 0, 0, 0);
356
357	return 0;
358	} /* mapi_send_message */
359
360
361	static int
362	add_recipient (gpgme_recipients_t * r_rset, const char * addr)
363	{
364	gpgme_keycache_t pub = keycache_get_ctx (1);
365	gpgme_key_t key;
366	gpgme_error_t rc;
367	const char * s;
368
369	if (!*r_rset)
370	gpgme_recipients_new (&(*r_rset));
371	rc = gpgme_keycache_find_key (pub, addr, 0, &key);
372	if (rc) {
373	log_box (_("Add Recipient"), MB_ERR, _("Could not find key for '%s'"), addr);
374	return -1;
375	}
376	s = gpgme_key_get_string_attr (key, GPGME_ATTR_USERID, NULL, 0);
377	if (s)
378	gpgme_recipients_add_name (*r_rset, s);
379	return 0;
380	} /* add_recipient */
381
382
383	static int
384	add_all_recipients (HWND dlg, int itemid, gpgme_recipients_t * r_rset)
385	{
386	char buf[1024], * p;
387	int n=0;
388
389	n = GetDlgItemText (dlg, itemid, buf, sizeof buf-10);
390	if (!n)
391	return -1;
392	p = strtok (buf, ";,");
393	while (p != NULL) {
394	add_recipient (&*r_rset, p);
395	p = strtok (NULL, ";,");
396	}
397	return 0;
398	} /* add_all_recipients */
399
400
401	BOOL CALLBACK
402	winpt_mail_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
403	{
404	static gpgme_recipients_t rset=NULL;
405	char subject[128];
406	char * msgbuf;
407	int n;
408
409	switch (msg) {
410	case WM_INITDIALOG:
411	center_window (dlg);
412	SetForegroundWindow (dlg);
413	break;
414
415	case WM_COMMAND:
416	switch (LOWORD (wparam)) {
417	case IDOK:
418	add_all_recipients (dlg, IDC_PMAIL_TO, &rset);
419	add_all_recipients (dlg, IDC_PMAIL_CC, &rset);
420	if (!gpgme_recipients_count (rset)) {
421	msg_box (dlg, _("Please enter a recipient."), _("Mail"), MB_ERR);
422	return FALSE;
423	}
424	n=GetDlgItemText (dlg, IDC_PMAIL_SUBJECT, subject, sizeof subject-1);
425	if (!n)
426	strcpy (subject, "");
427	n = SendDlgItemMessage (dlg, IDC_PMAIL_MSG, WM_GETTEXTLENGTH, 0, 0);
428	if (!n) {
429	msg_box (dlg, _("Please enter a message."), _("Mail"), MB_ERR);
430	return FALSE;
431	}
432	msgbuf = (char * )calloc (1, n+2);
433	GetDlgItemText (dlg, IDC_PMAIL_MSG, msgbuf, n+1);
434	mapi_send_message (rset, msgbuf, subject, NULL, 0);
435	safe_free (msgbuf);
436	EndDialog (dlg, TRUE);
437	break;
438
439	case IDCANCEL:
440	EndDialog (dlg, FALSE);
441	break;
442	}
443	break;
444	}
445
446	return FALSE;
447	} /* winpt_mail_proc */