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
 */
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <windows.h>
#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 */

#if 0 /* low:priority XXX port the code */
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);
        if (!buf)
            BUG (0);
        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_set_armor (ctx, 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 gpgme_error_t
secure_message (gpgme_recipients_t rset, const char *data, 
                char *enc_msg, size_t *r_enclen)
{
    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_set_armor (ctx, 1);

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

    *r_enc_msg = gpgme_data_release_and_get_mem (&n);
    *r_enclen = n;

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

    return rc;
} /* 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, encmsg_len=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);
    if (!msg)
        BUG (0);
    p = msg->lpszSubject = strdup (subject);
    if (!p)
        BUG (0);
    p = msg->lpszNoteText = secure_message (rset, msgtxt, &p, &encmsg_len);
    if (!p)
        BUG (0);
    n = msg->nRecipCount = gpgme_recipients_count (rset);
    recip = (MapiRecipDesc *)calloc (n+1, sizeof * recip);
    if (!recip)
        BUG (0);
    
    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);
        if (!attch)
            BUG (0);
        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);
    gpgme_free (p);
    mapi_logoff (hd, 0, 0, 0);

    return 0;
} /* mapi_send_message */


static int
add_recipient (gpgme_recipients_t * r_rset, const char * addr)
{
    gpg_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 = key->uids->uid;
    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, NULL);
        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);
            if (!msgbuf)
                BUG (0);
            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 */
#endif
1	werner	36	/* 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			#ifdef HAVE_CONFIG_H
21			#include <config.h>
22			#endif
23
24			#include <windows.h>
25			#include <windows.h>
26			#include <stdio.h>
27			#include <mapi.h>
28
29			extern HINSTANCE glob_hinst;
30
31			#include "../resource.h"
32			#include "wptTypes.h"
33			#include "wptErrors.h"
34			#include "wptW32API.h"
35			#include "wptGPG.h"
36
37
38			static LPMAPILOGON mapi_logon = NULL;
39			static LPMAPILOGOFF mapi_logoff = NULL;
40			static LPMAPISENDDOCUMENTS mapi_send_documents = NULL;
41			static LPMAPISENDMAIL mapi_send_mail = NULL;
42			static HINSTANCE hlib = NULL;
43			static int init = 0;
44
45			#define load_one_fnc(cast, hlib, name) (cast)GetProcAddress ((hlib), name)
46
47
48			int
49			mapi_init (void)
50			{
51			if (init)
52			return 0;
53
54			hlib = LoadLibrary ("MAPI32.DLL");
55			if (!hlib)
56			return -1;
57
58			mapi_logon = load_one_fnc (LPMAPILOGON, hlib, "MAPILogon");
59			mapi_logoff = load_one_fnc (LPMAPILOGOFF, hlib, "MAPILogoff");
60			mapi_send_documents = load_one_fnc (LPMAPISENDDOCUMENTS, hlib, "MAPISendDocuments");
61			mapi_send_mail = load_one_fnc (LPMAPISENDMAIL, hlib, "MAPISendMail");
62			if (!mapi_logon \|\| !mapi_logoff \|\| !mapi_send_documents \|\| !mapi_send_mail)
63			return -1;
64			init = 1;
65
66			return 0;
67			} /* mapi_init */
68
69
70			void
71			mapi_deinit (void)
72			{
73			if (hlib) {
74			FreeLibrary (hlib);
75			hlib = NULL;
76			init = 0;
77			}
78			} /* mapi_deinit */
79
80			#if 0 /* low:priority XXX port the code */
81			int
82			mapi_send_ascfile (char *ascfile)
83			{
84			LHANDLE hd;
85			int rc;
86
87			if (!init)
88			return 0;
89
90			rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
91			if (rc != SUCCESS_SUCCESS) {
92			MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING\|MB_OK);
93			goto fail;
94			}
95			rc = mapi_send_documents (0, ";", ascfile, NULL, 0);
96			if (rc == MAPI_E_USER_ABORT)
97			rc = SUCCESS_SUCCESS;
98			if (rc != SUCCESS_SUCCESS)
99			MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR\|MB_OK);
100
101			fail:
102			mapi_logoff (hd, 0, 0, 0);
103			return rc;
104			}
105
106
107			int
108			mapi_send_pubkey (const char keyid, char keyfile)
109			{
110			LHANDLE hd;
111			const char * fmt;
112			char * keyinf = NULL;
113			int rc;
114
115			if (!init)
116			return 0;
117
118			fmt = _("GPG Public Key of %s");
119			keyinf = new char[strlen (fmt) + strlen (keyid) + 2];
120			if (!keyinf)
121			BUG (0);
122			sprintf (keyinf, fmt, keyid);
123			rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
124			if (rc != SUCCESS_SUCCESS) {
125			MessageBox (NULL, _("MAPI Login failed."), "MAPI", MB_ICONWARNING\|MB_OK);
126			goto fail;
127			}
128			rc = mapi_send_documents (0, ";", keyfile, keyinf, 0);
129			if (rc == MAPI_E_USER_ABORT)
130			rc = SUCCESS_SUCCESS;
131			if (rc != SUCCESS_SUCCESS)
132			MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ICONERROR\|MB_OK);
133
134			fail:
135			mapi_logoff (hd, 0, 0, 0);
136			free_if_alloc (keyinf);
137			return rc;
138			} /* mapi_send_pubkey */
139
140
141			static void
142			free_mapi_msg (MapiMessage * msg)
143			{
144			if (!msg)
145			return;
146			safe_free (msg->lpszSubject);
147			safe_free (msg->lpszNoteText);
148			safe_free (msg);
149			} /* free_mapi_msg */
150
151
152			static void
153			free_recip_tab (MapiRecipDesc *recip, size_t n)
154			{
155			size_t i;
156
157			if (!recip)
158			return;
159			if (!n)
160			return;
161			for (i=0; i < n; i++)
162			safe_free (recip[i].lpszName);
163			safe_free (recip);
164			} /* free_recip_tab */
165
166
167			static void
168			free_files_tab (MapiFileDesc * files, size_t n)
169			{
170			size_t i;
171
172			if (!files)
173			return;
174			if (!n)
175			return;
176			for (i=0; i < n; i++) {
177			safe_free (files[i].lpszFileName);
178			safe_free (files[i].lpszPathName);
179			}
180			safe_free (files);
181			} /* free_files_tab */
182
183
184
185			static gpgme_recipients_t
186			conv_recipients (gpgme_recipients_t rset)
187			{
188			gpgme_recipients_t r;
189			gpgme_error_t rc;
190			void * ctx=NULL;
191			const char * s;
192
193			/* we need to convert the recipients to email addresses so
194			GPG can handle them. */
195			rc = gpgme_recipients_new (&r);
196			if (rc)
197			return NULL;
198			gpgme_recipients_enum_open (rset, &ctx);
199
200			while ((s=gpgme_recipients_enum_read (rset, &ctx))) {
201			char * p, * q, * buf;
202			if (!(p = strchr (s, '<')) \|\| !(q = strchr (s, '>')))
203			continue;
204			buf = (char * )calloc (1, (q-s)-(p-s)+2);
205			if (!buf)
206			BUG (0);
207			strncpy (buf, s+(p-s)+1, (q-s)-(p-s)-1);
208			gpgme_recipients_add_name (r, buf);
209			safe_free (buf);
210			}
211			return r;
212			} /* conv_recipients */
213
214
215			static char *
216			secure_attachment (gpgme_recipients_t rset, const char *fname)
217			{
218			char tmpdir[512+32], * p;
219			gpgme_recipients_t addrs;
220			gpgme_ctx_t ctx;
221			gpgme_error_t rc;
222
223			if (strlen (fname) > 200)
224			BUG (0);
225			GetTempPath (sizeof tmpdir-200, tmpdir);
226			p = strrchr (fname, '\\');
227			if (!p)
228			strcat (tmpdir, fname);
229			else
230			strcat (tmpdir, fname+(p-fname)+1);
231			strcat (tmpdir, ".asc");
232
233			rc = gpgme_new (&ctx);
234			if (rc)
235			return NULL;
236			gpgme_set_armor (ctx, 1);
237			addrs = conv_recipients (rset);
238			if (!addrs) {
239			msg_box (NULL, _("No valid mail addresses found."), _("Secure Attachment"), MB_ERR);
240			gpgme_release (NULL);
241			return NULL;
242			}
243			rc = gpgme_op_file_encrypt (ctx, addrs, fname, tmpdir);
244			if (rc)
245			log_box (_("Secure Attachment"), MB_ERR, _("Could not encrypt '%s'"), fname);
246			gpgme_recipients_release (addrs);
247			gpgme_release (ctx);
248			return strdup (tmpdir);
249			} /* secure_attachment */
250
251
252			static gpgme_error_t
253			secure_message (gpgme_recipients_t rset, const char *data,
254			char enc_msg, size_t r_enclen)
255			{
256			gpgme_recipients_t addrs;
257			gpgme_error_t rc;
258			gpgme_data_t in, out;
259			gpgme_ctx_t ctx;
260			char * p;
261			size_t n=0;
262
263			rc = gpgme_new (&ctx);
264			if (rc)
265			return NULL;
266			gpgme_set_armor (ctx, 1);
267
268			addrs = conv_recipients (rset);
269			rc = gpgme_data_new_from_mem (&in, data, strlen (data), 1);
270			if (rc) {
271			gpgme_release (ctx);
272			return rc;
273			}
274			gpgme_data_new (&out);
275			rc = gpgme_op_encrypt (ctx, addrs, GPGME_ENCRYPT_ALWAYS_TRUST, in, out);
276			if (rc)
277			log_box (_("Secure Message"), MB_ERR, "Could not encrypt the data");
278
279			*r_enc_msg = gpgme_data_release_and_get_mem (&n);
280			*r_enclen = n;
281
282			gpgme_data_release (in);
283			gpgme_release (ctx);
284			gpgme_recipients_release (addrs);
285
286			return rc;
287			} /* secure_message */
288
289
290			int
291			mapi_send_message (gpgme_recipients_t rset, const char * msgtxt,
292			const char * subject, const char **files, size_t nfiles)
293			{
294			LHANDLE hd;
295			MapiMessage * msg;
296			MapiRecipDesc * recip;
297			MapiFileDesc * attch;
298			char * p;
299			const char * s;
300			void * ctx=NULL;
301			size_t n, i=0, encmsg_len=0;
302			int rc;
303
304			if (!init)
305			return 0;
306
307			rc = mapi_logon (0, NULL, NULL, MAPI_LOGON_UI, 0, &hd);
308			if (rc != SUCCESS_SUCCESS) {
309			MessageBox (NULL, "MAPI Login failed.", "MAPI", MB_ICONWARNING\|MB_OK);
310			return rc;
311			}
312
313			msg = (MapiMessage )calloc (1, sizeof msg);
314			if (!msg)
315			BUG (0);
316			p = msg->lpszSubject = strdup (subject);
317			if (!p)
318			BUG (0);
319			p = msg->lpszNoteText = secure_message (rset, msgtxt, &p, &encmsg_len);
320			if (!p)
321			BUG (0);
322			n = msg->nRecipCount = gpgme_recipients_count (rset);
323			recip = (MapiRecipDesc )calloc (n+1, sizeof recip);
324			if (!recip)
325			BUG (0);
326
327			gpgme_recipients_enum_open (rset, &ctx);
328			while ((s = gpgme_recipients_enum_read (rset, &ctx))) {
329			if (!i)
330			recip[i].ulRecipClass = MAPI_TO;
331			else
332			recip[i].ulRecipClass = MAPI_CC;
333			p = recip[i].lpszName = strdup (s);
334			if (!p)
335			BUG (0);
336			i++;
337			}
338			msg->lpRecips = recip;
339
340			if (nfiles) {
341			msg->nFileCount = nfiles;
342			attch = (MapiFileDesc )calloc (nfiles+1, sizeof attch);
343			if (!attch)
344			BUG (0);
345			for (i=0; i < nfiles; i++) {
346			char * p = secure_attachment (rset, *files);
347			if (!p)
348			continue;
349			attch[i].lpszFileName = strdup (*files);
350			attch[i].lpszPathName = strdup (p);
351			files++;
352			safe_free (p);
353			}
354			msg->lpFiles = attch;
355			}
356
357			rc = mapi_send_mail (hd, 0, msg, 0, 0);
358			if (rc == MAPI_E_USER_ABORT)
359			rc = SUCCESS_SUCCESS;
360			if (rc != SUCCESS_SUCCESS)
361			MessageBox (NULL, _("Could not sent mail."), "MAPI", MB_ERR);
362
363			free_recip_tab (recip, n);
364			free_files_tab (attch, nfiles);
365			free_mapi_msg (msg);
366			gpgme_free (p);
367			mapi_logoff (hd, 0, 0, 0);
368
369			return 0;
370			} /* mapi_send_message */
371
372
373			static int
374			add_recipient (gpgme_recipients_t * r_rset, const char * addr)
375			{
376			gpg_keycache_t pub = keycache_get_ctx (1);
377			gpgme_key_t key;
378			gpgme_error_t rc;
379			const char * s;
380
381			if (!*r_rset)
382			gpgme_recipients_new (&(*r_rset));
383			rc = gpgme_keycache_find_key (pub, addr, 0, &key);
384			if (rc) {
385			log_box (_("Add Recipient"), MB_ERR, _("Could not find key for '%s'"), addr);
386			return -1;
387			}
388			s = key->uids->uid;
389			if (s)
390			gpgme_recipients_add_name (*r_rset, s);
391			return 0;
392			} /* add_recipient */
393
394
395			static int
396			add_all_recipients (HWND dlg, int itemid, gpgme_recipients_t * r_rset)
397			{
398			char buf[1024], * p;
399			int n=0;
400
401			n = GetDlgItemText (dlg, itemid, buf, sizeof buf-10);
402			if (!n)
403			return -1;
404			p = strtok (buf, ";,");
405			while (p != NULL) {
406			add_recipient (&*r_rset, p);
407			p = strtok (NULL, ";,");
408			}
409			return 0;
410			} /* add_all_recipients */
411
412
413			BOOL CALLBACK
414			winpt_mail_proc (HWND dlg, UINT msg, WPARAM wparam, LPARAM lparam)
415			{
416			static gpgme_recipients_t rset=NULL;
417			char subject[128];
418			char * msgbuf;
419			int n;
420
421			switch (msg) {
422			case WM_INITDIALOG:
423			center_window (dlg, NULL);
424			SetForegroundWindow (dlg);
425			break;
426
427			case WM_COMMAND:
428			switch (LOWORD (wparam)) {
429			case IDOK:
430			add_all_recipients (dlg, IDC_PMAIL_TO, &rset);
431			add_all_recipients (dlg, IDC_PMAIL_CC, &rset);
432			if (!gpgme_recipients_count (rset)) {
433			msg_box (dlg, _("Please enter a recipient."), _("Mail"), MB_ERR);
434			return FALSE;
435			}
436			n=GetDlgItemText (dlg, IDC_PMAIL_SUBJECT, subject, sizeof subject-1);
437			if (!n)
438			strcpy (subject, "");
439			n = SendDlgItemMessage (dlg, IDC_PMAIL_MSG, WM_GETTEXTLENGTH, 0, 0);
440			if (!n) {
441			msg_box (dlg, _("Please enter a message."), _("Mail"), MB_ERR);
442			return FALSE;
443			}
444			msgbuf = (char * )calloc (1, n+2);
445			if (!msgbuf)
446			BUG (0);
447			GetDlgItemText (dlg, IDC_PMAIL_MSG, msgbuf, n+1);
448			mapi_send_message (rset, msgbuf, subject, NULL, 0);
449			safe_free (msgbuf);
450			EndDialog (dlg, TRUE);
451			break;
452
453			case IDCANCEL:
454			EndDialog (dlg, FALSE);
455			break;
456			}
457			break;
458			}
459
460			return FALSE;
461			} /* winpt_mail_proc */
462			#endif