2 * Copyright notice from original mutt:
3 * Copyright (C) 1996-2002 Michael R. Elkins <me@mutt.org>
5 * This file is part of mutt-ng, see http://www.muttng.org/.
6 * It's licensed under the GNU General Public License,
7 * please see the file GPL in the top level source directory.
10 #include <lib-lib/lib-lib.h>
13 #include <sys/utsname.h>
15 #include <lib-sys/exit.h>
16 #include <lib-sys/mutt_signal.h>
17 #include <lib-mime/mime.h>
18 #include <lib-ui/curses.h>
19 #include <lib-mx/mx.h>
21 #include <lib-crypt/crypt.h>
25 #include "recvattach.h"
29 #include "mutt_idna.h"
32 # include "mutt_libesmtp.h"
33 #endif /* USE_LIBESMTP */
36 #include <nntp/nntp.h>
39 #ifdef HAVE_SYSEXITS_H
41 #else /* Make sure EX_OK is defined <philiph@pobox.com> */
45 static void transform_to_7bit (BODY * a, FILE * fpin);
47 static void encode_quoted (fgetconv_t * fc, FILE * fout, int istext)
50 char line[77], savechar;
52 while ((c = fgetconv (fc)) != EOF) {
53 /* Wrap the line if needed. */
54 if (linelen == 76 && ((istext && c != '\n') || !istext)) {
55 /* If the last character is "quoted", then be sure to move all three
56 * characters to the next line. Otherwise, just move the last
59 if (line[linelen - 3] == '=') {
60 line[linelen - 3] = 0;
65 line[1] = line[linelen - 2];
66 line[2] = line[linelen - 1];
70 savechar = line[linelen - 1];
71 line[linelen - 1] = '=';
80 /* Escape lines that begin with/only contain "the message separator". */
81 if (linelen == 4 && !m_strncmp("From", line, 4)) {
82 m_strcpy(line, sizeof(line), "=46rom");
85 else if (linelen == 4 && !m_strncmp("from", line, 4)) {
86 m_strcpy(line, sizeof(line), "=66rom");
89 else if (linelen == 1 && line[0] == '.') {
90 m_strcpy(line, sizeof(line), "=2E");
95 if (c == '\n' && istext) {
96 /* Check to make sure there is no trailing space on this line. */
98 && (line[linelen - 1] == ' ' || line[linelen - 1] == '\t')) {
100 sprintf (line + linelen - 1, "=%2.2X",
101 (unsigned char) line[linelen - 1]);
105 savechar = line[linelen - 1];
107 line[linelen - 1] = '=';
110 fprintf (fout, "\n=%2.2X", (unsigned char) savechar);
120 else if (c != 9 && (c < 32 || c > 126 || c == '=')) {
121 /* Check to make sure there is enough room for the quoted character.
122 * If not, wrap to the next line.
125 line[linelen++] = '=';
131 sprintf (line + linelen, "=%2.2X", (unsigned char) c);
135 /* Don't worry about wrapping the line here. That will happen during
136 * the next iteration when I'll also know what the next character is.
142 /* Take care of anything left in the buffer */
144 if (line[linelen - 1] == ' ' || line[linelen - 1] == '\t') {
145 /* take care of trailing whitespace */
147 sprintf (line + linelen - 1, "=%2.2X",
148 (unsigned char) line[linelen - 1]);
150 savechar = line[linelen - 1];
151 line[linelen - 1] = '=';
155 sprintf (line, "=%2.2X", (unsigned char) savechar);
164 static char b64_buffer[3];
165 static short b64_num;
166 static short b64_linelen;
168 static void b64_flush (FILE * fout)
175 if (b64_linelen >= 72) {
180 for (i = b64_num; i < 3; i++)
181 b64_buffer[i] = '\0';
183 fputc(__m_b64chars[(b64_buffer[0] >> 2) & 0x3f], fout);
186 [((b64_buffer[0] & 0x3) << 4) | ((b64_buffer[1] >> 4) & 0xf)], fout);
191 [((b64_buffer[1] & 0xf) << 2) | ((b64_buffer[2] >> 6) & 0x3)],
195 fputc (__m_b64chars[b64_buffer[2] & 0x3f], fout);
200 while (b64_linelen % 4) {
209 static void b64_putc (char c, FILE * fout)
214 b64_buffer[b64_num++] = c;
218 static void encode_base64 (fgetconv_t * fc, FILE * fout, int istext)
222 b64_num = b64_linelen = 0;
224 while ((ch = fgetconv (fc)) != EOF) {
225 if (istext && ch == '\n' && ch1 != '\r')
226 b64_putc ('\r', fout);
234 static void encode_8bit (fgetconv_t * fc, FILE * fout,
235 int istext __attribute__ ((unused)))
239 while ((ch = fgetconv (fc)) != EOF)
244 int mutt_write_mime_header (BODY * a, FILE * f)
253 fprintf (f, "Content-Type: %s/%s", TYPE (a), a->subtype);
258 len = 25 + m_strlen(a->subtype); /* approximate len. of content-type */
260 for (p = a->parameter; p; p = p->next) {
269 tmp = m_strdup(p->value);
270 encode = rfc2231_encode_string (&tmp);
271 rfc822_strcpy(buffer, sizeof(buffer), tmp, MimeSpecials);
273 /* Dirty hack to make messages readable by Outlook Express
274 * for the Mac: force quotes around the boundary parameter
275 * even when they aren't needed.
278 if (!ascii_strcasecmp (p->attribute, "boundary")
279 && !strcmp (buffer, tmp))
280 snprintf (buffer, sizeof (buffer), "\"%s\"", tmp);
284 tmplen = m_strlen(buffer) + m_strlen(p->attribute) + 1;
286 if (len + tmplen + 2 > 76) {
295 fprintf (f, "%s%s=%s", p->attribute, encode ? "*" : "", buffer);
303 fprintf (f, "Content-Description: %s\n", a->description);
305 #define DISPOSITION(X) X==DISPATTACH?"attachment":"inline"
306 fprintf (f, "Content-Disposition: %s", DISPOSITION (a->disposition));
309 if (!(fn = a->d_filename))
315 /* Strip off the leading path... */
316 if ((t = strrchr (fn, '/')))
323 encode = rfc2231_encode_string (&tmp);
324 rfc822_strcpy(buffer, sizeof(buffer), tmp, MimeSpecials);
326 fprintf (f, "; filename%s=%s", encode ? "*" : "", buffer);
332 if (a->encoding != ENC7BIT)
333 fprintf (f, "Content-Transfer-Encoding: %s\n", ENCODING (a->encoding));
335 /* Do NOT add the terminator here!!! */
336 return (ferror (f) ? -1 : 0);
339 int mutt_write_mime_body (BODY * a, FILE * f)
342 char boundary[STRING];
343 char send_charset[STRING];
348 if (a->type == TYPEMULTIPART) {
349 /* First, find the boundary to use */
350 if (!(p = parameter_getval(a->parameter, "boundary"))) {
351 mutt_error _("No boundary parameter found! [report this error]");
355 m_strcpy(boundary, sizeof(boundary), p);
357 for (t = a->parts; t; t = t->next) {
358 fprintf (f, "\n--%s\n", boundary);
359 if (mutt_write_mime_header (t, f) == -1)
362 if (mutt_write_mime_body (t, f) == -1)
365 fprintf (f, "\n--%s--\n", boundary);
366 return (ferror (f) ? -1 : 0);
369 /* This is pretty gross, but it's the best solution for now... */
370 if (a->type == TYPEAPPLICATION && !m_strcmp(a->subtype, "pgp-encrypted")) {
371 fputs ("Version: 1\n", f);
375 if ((fpin = fopen (a->filename, "r")) == NULL) {
376 mutt_error (_("%s no longer exists!"), a->filename);
380 if (a->type == TYPETEXT && (!a->noconv))
381 fc = fgetconv_open (fpin, a->file_charset,
382 mutt_get_body_charset (send_charset,
383 sizeof (send_charset), a), 0);
385 fc = fgetconv_open (fpin, 0, 0, 0);
387 #define write_as_text_part(a) (mutt_is_text_part(a) || mutt_is_application_pgp(a))
388 if (a->encoding == ENCQUOTEDPRINTABLE)
389 encode_quoted (fc, f, write_as_text_part (a));
390 else if (a->encoding == ENCBASE64)
391 encode_base64 (fc, f, write_as_text_part (a));
392 else if (a->type == TYPETEXT && (!a->noconv))
393 encode_8bit (fc, f, write_as_text_part (a));
395 mutt_copy_stream (fpin, f);
396 #undef write_as_text_part
398 fgetconv_close (&fc);
401 return (ferror (f) ? -1 : 0);
413 static void update_content_info (CONTENT * info, CONTENT_STATE * s, char *d,
417 int whitespace = s->whitespace;
419 int linelen = s->linelen;
420 int was_cr = s->was_cr;
422 if (!d) { /* This signals EOF */
425 if (linelen > info->linemax)
426 info->linemax = linelen;
431 for (; dlen; d++, dlen--) {
444 if (linelen > info->linemax)
445 info->linemax = linelen;
460 if (linelen > info->linemax)
461 info->linemax = linelen;
466 else if (ch == '\r') {
474 else if (ch == '\t' || ch == '\f') {
478 else if (ch < 32 || ch == 127)
482 if ((ch == 'F') || (ch == 'f'))
492 if (linelen == 2 && ch != 'r')
494 else if (linelen == 3 && ch != 'o')
496 else if (linelen == 4) {
509 if (ch != ' ' && ch != '\t')
514 s->whitespace = whitespace;
516 s->linelen = linelen;
522 * Find the best charset conversion of the file from fromcode into one
523 * of the tocodes. If successful, set *tocode and CONTENT *info and
524 * return the number of characters converted inexactly. If no
525 * conversion was possible, return -1.
527 * We convert via UTF-8 in order to avoid the condition -1(EINVAL),
528 * which would otherwise prevent us from knowing the number of inexact
529 * conversions. Where the candidate target charset is UTF-8 we avoid
530 * doing the second conversion because iconv_open("UTF-8", "UTF-8")
531 * fails with some libraries.
533 * We assume that the output from iconv is never more than 4 times as
534 * long as the input for any pair of charsets we might be interested
537 static ssize_t convert_file_to (FILE * file, const char *fromcode,
538 int ncodes, const char **tocodes,
539 int *tocode, CONTENT * info)
543 char bufi[256], bufu[512], bufo[4 * sizeof (bufi)];
546 ssize_t ibl, obl, ubl, ubl1, n, ret;
549 CONTENT_STATE *states;
552 cd1 = mutt_iconv_open ("UTF-8", fromcode, 0);
553 if (cd1 == MUTT_ICONV_ERROR)
556 cd = p_new(iconv_t, ncodes);
557 score = p_new(ssize_t, ncodes);
558 states = p_new(CONTENT_STATE, ncodes);
559 infos = p_new(CONTENT, ncodes);
561 for (i = 0; i < ncodes; i++)
562 if (ascii_strcasecmp (tocodes[i], "UTF-8"))
563 cd[i] = mutt_iconv_open (tocodes[i], "UTF-8", 0);
565 /* Special case for conversion to UTF-8 */
566 cd[i] = MUTT_ICONV_ERROR, score[i] = -1;
572 /* Try to fill input buffer */
573 n = fread (bufi + ibl, 1, sizeof (bufi) - ibl, file);
576 /* Convert to UTF-8 */
578 ob = bufu, obl = sizeof (bufu);
579 n = my_iconv(cd1, ibl ? &ib : 0, &ibl, &ob, &obl);
580 if (n == -1 && ((errno != EINVAL && errno != E2BIG) || ib == bufi)) {
586 /* Convert from UTF-8 */
587 for (i = 0; i < ncodes; i++)
588 if (cd[i] != MUTT_ICONV_ERROR && score[i] != -1) {
589 ub = bufu, ubl = ubl1;
590 ob = bufo, obl = sizeof (bufo);
591 n = my_iconv(cd[i], (ibl || ubl) ? &ub : 0, &ubl, &ob, &obl);
597 update_content_info (&infos[i], &states[i], bufo, ob - bufo);
600 else if (cd[i] == MUTT_ICONV_ERROR && score[i] == -1)
601 /* Special case for conversion to UTF-8 */
602 update_content_info (&infos[i], &states[i], bufu, ubl1);
605 /* Save unused input */
606 memmove (bufi, ib, ibl);
607 else if (!ubl1 && ib < bufi + sizeof (bufi)) {
614 /* Find best score */
616 for (i = 0; i < ncodes; i++) {
617 if (cd[i] == MUTT_ICONV_ERROR && score[i] == -1) {
618 /* Special case for conversion to UTF-8 */
623 else if (cd[i] == MUTT_ICONV_ERROR || score[i] == -1)
625 else if (ret == -1 || score[i] < ret) {
633 memcpy (info, &infos[*tocode], sizeof (CONTENT));
634 update_content_info (info, &states[*tocode], 0, 0); /* EOF */
638 for (i = 0; i < ncodes; i++)
639 if (cd[i] != MUTT_ICONV_ERROR)
651 #endif /* !HAVE_ICONV */
655 * Find the first of the fromcodes that gives a valid conversion and
656 * the best charset conversion of the file into one of the tocodes. If
657 * successful, set *fromcode and *tocode to dynamically allocated
658 * strings, set CONTENT *info, and return the number of characters
659 * converted inexactly. If no conversion was possible, return -1.
661 * Both fromcodes and tocodes may be colon-separated lists of charsets.
662 * However, if fromcode is zero then fromcodes is assumed to be the
663 * name of a single charset even if it contains a colon.
665 static ssize_t convert_file_from_to (FILE * file,
666 const char *fromcodes,
667 const char *tocodes, char **fromcode,
668 char **tocode, CONTENT * info)
676 /* Count the tocodes */
678 for (c = tocodes; c; c = c1 ? c1 + 1 : 0) {
679 if ((c1 = strchr (c, ':')) == c)
685 tcode = p_new(char *, ncodes);
686 for (c = tocodes, i = 0; c; c = c1 ? c1 + 1 : 0, i++) {
687 if ((c1 = strchr (c, ':')) == c)
689 tcode[i] = m_substrdup(c, c1);
694 /* Try each fromcode in turn */
695 for (c = fromcodes; c; c = c1 ? c1 + 1 : 0) {
696 if ((c1 = strchr (c, ':')) == c)
698 fcode = m_substrdup(c, c1);
700 ret = convert_file_to (file, fcode, ncodes, (const char **) tcode,
712 /* There is only one fromcode */
713 ret = convert_file_to (file, fromcodes, ncodes, (const char **) tcode,
722 for (i = 0; i < ncodes; i++)
731 * Analyze the contents of a file to determine which MIME encoding to use.
732 * Also set the body charset, sometimes, or not.
734 CONTENT *mutt_get_content_info (const char *fname, BODY * b)
739 char *fromcode = NULL;
750 if (stat (fname, &sb) == -1) {
751 mutt_error (_("Can't stat %s: %s"), fname, strerror (errno));
755 if (!S_ISREG (sb.st_mode)) {
756 mutt_error (_("%s isn't a regular file."), fname);
760 if ((fp = fopen (fname, "r")) == NULL) {
764 info = p_new(CONTENT, 1);
767 if (b != NULL && b->type == TYPETEXT && (!b->noconv && !b->force_charset)) {
768 const char *chs = parameter_getval(b->parameter, "charset");
769 char *fchs = b->use_disp ? ((FileCharset && *FileCharset) ?
770 FileCharset : Charset) : Charset;
771 if (Charset && (chs || SendCharset) &&
772 convert_file_from_to (fp, fchs, chs ? chs : SendCharset,
773 &fromcode, &tocode, info) != -1) {
775 charset_canonicalize (chsbuf, sizeof (chsbuf), tocode);
776 parameter_setval(&b->parameter, "charset", chsbuf);
778 b->file_charset = fromcode;
786 while ((r = fread (buffer, 1, sizeof (buffer), fp)))
787 update_content_info (info, &state, buffer, r);
788 update_content_info (info, &state, 0, 0);
792 if (b != NULL && b->type == TYPETEXT && (!b->noconv && !b->force_charset))
793 parameter_setval(&b->parameter, "charset",
794 (!info->hibin ? "us-ascii"
795 : Charset && !charset_is_us_ascii(Charset) ? Charset : "unknown-8bit"));
800 /* Given a file with path ``s'', see if there is a registered MIME type.
801 * returns the major MIME type, and copies the subtype to ``d''. First look
802 * for ~/.mime.types, then look in a system mime.types if we can find one.
803 * The longest match is used so that we can match `ps.gz' when `gz' also
807 int mutt_lookup_mime_type (BODY * att, const char *path)
811 char buf[LONG_STRING];
812 char subtype[STRING], xtype[STRING];
814 int szf, sze, cur_sze;
822 szf = m_strlen(path);
824 for (count = 0; count < 4; count++) {
826 * can't use strtok() because we use it in an inner loop below, so use
827 * a switch statement here instead.
831 snprintf (buf, sizeof (buf), "%s/.mime.types", NONULL (Homedir));
834 m_strcpy(buf, sizeof(buf), SYSCONFDIR "/madmutt-mime.types");
837 m_strcpy(buf, sizeof(buf), PKGDATADIR "/mime.types");
840 m_strcpy(buf, sizeof(buf), SYSCONFDIR "/mime.types");
843 goto bye; /* shouldn't happen */
846 if ((f = fopen (buf, "r")) != NULL) {
847 while (fgets (buf, sizeof (buf) - 1, f) != NULL) {
848 /* weed out any comments */
849 if ((p = strchr (buf, '#')))
852 /* remove any leading space. */
853 ct = vskipspaces(buf);
855 /* position on the next field in this line */
856 if ((p = strpbrk (ct, " \t")) == NULL)
861 /* cycle through the file extensions */
862 while ((p = strtok (p, " \t\n"))) {
864 if ((sze > cur_sze) && (szf >= sze) &&
865 (m_strcasecmp(path + szf - sze, p) == 0
866 || ascii_strcasecmp (path + szf - sze, p) == 0)
867 && (szf == sze || path[szf - sze - 1] == '.'))
869 /* get the content-type */
871 if ((p = strchr (ct, '/')) == NULL) {
872 /* malformed line, just skip it. */
877 for (q = p; *q && !ISSPACE (*q); q++);
879 m_strncpy(subtype, sizeof(subtype), p, q - p);
881 if ((type = mutt_check_mime_type (ct)) == TYPEOTHER)
882 m_strcpy(xtype, sizeof(xtype), ct);
895 if (type != TYPEOTHER || *xtype != '\0') {
897 m_strreplace(&att->subtype, subtype);
898 m_strreplace(&att->xtype, xtype);
904 void mutt_message_to_7bit (BODY * a, FILE * fp)
906 char temp[_POSIX_PATH_MAX];
912 if (!a->filename && fp)
914 else if (!a->filename || !(fpin = fopen (a->filename, "r"))) {
915 mutt_error (_("Could not open %s"), a->filename ? a->filename : "(null)");
920 if (stat (a->filename, &sb) == -1) {
921 mutt_perror ("stat");
924 a->length = sb.st_size;
927 fpout = m_tempfile(temp, sizeof(temp), NONULL(Tempdir), NULL);
929 mutt_error(_("Could not create temporary file"));
933 fseeko (fpin, a->offset, 0);
934 a->parts = mutt_parse_messageRFC822 (fpin, a);
936 transform_to_7bit (a->parts, fpin);
938 mutt_copy_hdr (fpin, fpout, a->offset, a->offset + a->length,
939 CH_MIME | CH_NONEWLINE | CH_XMIT, NULL);
941 fputs ("MIME-Version: 1.0\n", fpout);
942 mutt_write_mime_header (a->parts, fpout);
944 mutt_write_mime_body (a->parts, fpout);
956 a->encoding = ENC7BIT;
957 a->d_filename = a->filename;
958 if (a->filename && a->unlink)
959 unlink (a->filename);
960 a->filename = m_strdup(temp);
962 if (stat (a->filename, &sb) == -1) {
963 mutt_perror ("stat");
966 a->length = sb.st_size;
967 body_list_wipe(&a->parts);
968 a->hdr->content = NULL;
971 static void transform_to_7bit (BODY * a, FILE * fpin)
973 char buff[_POSIX_PATH_MAX];
978 for (; a; a = a->next) {
979 if (a->type == TYPEMULTIPART) {
980 if (a->encoding != ENC7BIT)
981 a->encoding = ENC7BIT;
983 transform_to_7bit (a->parts, fpin);
985 else if (mutt_is_message_type(a)) {
986 mutt_message_to_7bit (a, fpin);
990 a->force_charset = 1;
992 s.fpout = m_tempfile(buff, sizeof(buff), NONULL(Tempdir), NULL);
994 mutt_error(_("Could not create temporary file"));
998 mutt_decode_attachment (a, &s);
1000 a->d_filename = a->filename;
1001 a->filename = m_strdup(buff);
1003 if (stat (a->filename, &sb) == -1) {
1004 mutt_perror ("stat");
1007 a->length = sb.st_size;
1009 mutt_update_encoding (a);
1010 if (a->encoding == ENC8BIT)
1011 a->encoding = ENCQUOTEDPRINTABLE;
1012 else if (a->encoding == ENCBINARY)
1013 a->encoding = ENCBASE64;
1018 /* determine which Content-Transfer-Encoding to use */
1019 static void mutt_set_encoding (BODY * b, CONTENT * info)
1021 char send_charset[STRING];
1023 if (b->type == TYPETEXT) {
1025 mutt_get_body_charset (send_charset, sizeof (send_charset), b);
1026 if ((info->lobin && ascii_strncasecmp (chsname, "iso-2022", 8))
1027 || info->linemax > 990 || (info->from && option (OPTENCODEFROM)))
1028 b->encoding = ENCQUOTEDPRINTABLE;
1029 else if (info->hibin)
1030 b->encoding = option (OPTALLOW8BIT) ? ENC8BIT : ENCQUOTEDPRINTABLE;
1032 b->encoding = ENC7BIT;
1034 else if (b->type == TYPEMESSAGE || b->type == TYPEMULTIPART) {
1035 if (info->lobin || info->hibin) {
1036 if (option (OPTALLOW8BIT) && !info->lobin)
1037 b->encoding = ENC8BIT;
1039 mutt_message_to_7bit (b, NULL);
1042 b->encoding = ENC7BIT;
1044 else if (b->type == TYPEAPPLICATION
1045 && ascii_strcasecmp (b->subtype, "pgp-keys") == 0)
1046 b->encoding = ENC7BIT;
1049 /* Determine which encoding is smaller */
1050 if (1.33 * (float) (info->lobin + info->hibin + info->ascii) <
1051 3.0 * (float) (info->lobin + info->hibin) + (float) info->ascii)
1052 b->encoding = ENCBASE64;
1054 b->encoding = ENCQUOTEDPRINTABLE;
1058 void mutt_stamp_attachment (BODY * a)
1060 a->stamp = time (NULL);
1063 /* Get a body's character set */
1065 char *mutt_get_body_charset(char *d, ssize_t dlen, BODY * b)
1069 if (b && b->type != TYPETEXT)
1072 p = b ? parameter_getval(b->parameter, "charset") : NULL;
1073 charset_canonicalize(d, dlen, p);
1078 /* Assumes called from send mode where BODY->filename points to actual file */
1079 void mutt_update_encoding (BODY * a)
1082 char chsbuff[STRING];
1084 /* override noconv when it's us-ascii */
1085 if (charset_is_us_ascii (mutt_get_body_charset (chsbuff, sizeof (chsbuff), a)))
1088 if (!a->force_charset && !a->noconv)
1089 parameter_delval(&a->parameter, "charset");
1091 if ((info = mutt_get_content_info (a->filename, a)) == NULL)
1094 mutt_set_encoding (a, info);
1095 mutt_stamp_attachment (a);
1097 p_delete(&a->content);
1102 BODY *mutt_make_message_attach (CONTEXT * ctx, HEADER * hdr, int attach_msg)
1104 char buffer[LONG_STRING];
1107 int cmflags, chflags;
1108 int pgp = hdr->security;
1110 if ((option (OPTMIMEFORWDECODE) || option (OPTFORWDECRYPT)) &&
1111 (hdr->security & ENCRYPT)) {
1112 if (!crypt_valid_passphrase (hdr->security))
1116 fp = m_tempfile(buffer, sizeof(buffer), NONULL(Tempdir), NULL);
1121 body->type = TYPEMESSAGE;
1122 body->subtype = m_strdup("rfc822");
1123 body->filename = m_strdup(buffer);
1126 body->disposition = DISPINLINE;
1129 mutt_parse_mime_message (ctx, hdr);
1134 /* If we are attaching a message, ignore OPTMIMEFORWDECODE */
1135 if (!attach_msg && option (OPTMIMEFORWDECODE)) {
1136 chflags |= CH_MIME | CH_TXTPLAIN;
1137 cmflags = M_CM_DECODE | M_CM_CHARCONV;
1138 pgp &= ~(PGPENCRYPT|SMIMEENCRYPT);
1140 else if (option (OPTFORWDECRYPT) && (hdr->security & ENCRYPT)) {
1141 if (mutt_is_multipart_encrypted (hdr->content)) {
1142 chflags |= CH_MIME | CH_NONEWLINE;
1143 cmflags = M_CM_DECODE_PGP;
1146 else if (mutt_is_application_pgp (hdr->content) & PGPENCRYPT) {
1147 chflags |= CH_MIME | CH_TXTPLAIN;
1148 cmflags = M_CM_DECODE | M_CM_CHARCONV;
1151 else if (mutt_is_application_smime (hdr->content) & SMIMEENCRYPT) {
1152 chflags |= CH_MIME | CH_TXTPLAIN;
1153 cmflags = M_CM_DECODE | M_CM_CHARCONV;
1154 pgp &= ~SMIMEENCRYPT;
1158 mutt_copy_message (fp, ctx, hdr, cmflags, chflags);
1163 body->hdr = header_new();
1164 body->hdr->offset = 0;
1165 /* we don't need the user headers here */
1166 body->hdr->env = mutt_read_rfc822_header (fp, body->hdr, 0, 0);
1167 body->hdr->security = pgp;
1168 mutt_update_encoding (body);
1169 body->parts = body->hdr->content;
1176 BODY *mutt_make_file_attach (const char *path)
1182 att->filename = m_strdup(path);
1184 /* Attempt to determine the appropriate content-type based on the filename
1187 mutt_lookup_mime_type (att, path);
1189 if ((info = mutt_get_content_info (path, att)) == NULL) {
1190 body_list_wipe(&att);
1194 if (!att->subtype) {
1195 if (info->lobin == 0
1196 || (info->lobin + info->hibin + info->ascii) / info->lobin >= 10) {
1198 * Statistically speaking, there should be more than 10% "lobin"
1199 * chars if this is really a binary file...
1201 att->type = TYPETEXT;
1202 att->subtype = m_strdup("plain");
1204 att->type = TYPEAPPLICATION;
1205 att->subtype = m_strdup("octet-stream");
1209 mutt_update_encoding (att);
1213 static int get_toplevel_encoding (BODY * a)
1217 for (; a; a = a->next) {
1218 if (a->encoding == ENCBINARY)
1221 if (a->encoding == ENC8BIT)
1228 BODY *mutt_make_multipart (BODY * b)
1233 new->type = TYPEMULTIPART;
1234 new->subtype = m_strdup("mixed");
1235 new->encoding = get_toplevel_encoding (b);
1236 parameter_set_boundary(&new->parameter);
1238 new->disposition = DISPINLINE;
1244 /* remove the multipart body if it exists */
1245 BODY *mutt_remove_multipart (BODY * b)
1258 char *mutt_make_date (char *s, ssize_t len)
1260 time_t t = time (NULL);
1261 struct tm *l = localtime (&t);
1262 time_t tz = mutt_local_tz (t);
1266 snprintf (s, len, "Date: %s, %d %s %d %02d:%02d:%02d %+03d%02d\n",
1267 Weekdays[l->tm_wday], l->tm_mday, Months[l->tm_mon],
1268 l->tm_year + 1900, l->tm_hour, l->tm_min, l->tm_sec,
1269 (int) tz / 60, (int) abs (tz) % 60);
1273 /* wrapper around mutt_write_address() so we can handle very large
1274 recipient lists without needing a huge temporary buffer in memory */
1276 mutt_write_address_list(address_t *addr, FILE *fp, int linelen, int display)
1281 char buf[LONG_STRING];
1282 int len = rfc822_addrcpy(buf, ssizeof(buf), addr, display);
1285 if (linelen + len > 74) {
1287 linelen = 8; /* tab is usually about 8 spaces... */
1289 if (addr->mailbox) {
1299 if (!addr->group && addr->next && addr->next->mailbox) {
1309 /* need to write the list in reverse because they are stored in reverse order
1310 * when parsed to speed up threading
1312 void mutt_write_references(string_list_t *r, FILE *f)
1314 string_list_t *refs[10];
1317 p_clear(refs, countof(refs));
1318 for (i = 0; i < countof(refs) && r; r = r->next) {
1323 fprintf(f, " %s", refs[i]->data);
1327 static int edit_header(int mode, const char *s)
1330 int slen = m_strlen(s);
1332 if (mode != 1 || option(OPTXMAILTO))
1335 p = skipspaces(EditorHeaders);
1337 if (!ascii_strncasecmp(p, s, slen) && p[slen - 1] == ':')
1339 p = skipspaces(p + slen);
1345 /* Note: all RFC2047 encoding should be done outside of this routine, except
1346 * for the "real name." This will allow this routine to be used more than
1347 * once, if necessary.
1349 * Likewise, all IDN processing should happen outside of this routine.
1351 * mode == 1 => "lite" mode (used for edit_hdrs)
1352 * mode == 0 => normal mode. write full header + MIME headers
1353 * mode == -1 => write just the envelope info (used for postponing messages)
1355 * privacy != 0 => will omit any headers which may identify the user.
1356 * Output generated is suitable for being sent through
1357 * anonymous remailer chains.
1360 int mutt_write_rfc822_header (FILE * fp, ENVELOPE * env, BODY * attach,
1361 int mode, int privacy)
1363 char buffer[LONG_STRING];
1365 string_list_t *tmp = env->userhdrs;
1366 int has_agent = 0; /* user defined user-agent header field exists */
1369 if (!option (OPTNEWSSEND))
1371 if (mode == 0 && !privacy)
1372 fputs (mutt_make_date (buffer, sizeof (buffer)), fp);
1374 /* OPTUSEFROM is not consulted here so that we can still write a From:
1375 * field if the user sets it with the `my_hdr' command
1377 if (env->from && !privacy) {
1379 rfc822_addrcat(buffer, sizeof(buffer), env->from, 0);
1380 fprintf (fp, "From: %s\n", buffer);
1385 mutt_write_address_list (env->to, fp, 4, 0);
1389 if (!option (OPTNEWSSEND))
1391 if (edit_header(mode, "To:"))
1392 fputs ("To:\n", fp);
1396 mutt_write_address_list (env->cc, fp, 4, 0);
1400 if (!option (OPTNEWSSEND))
1402 if (edit_header(mode, "Cc:"))
1403 fputs ("Cc:\n", fp);
1406 if (mode != 0 || option (OPTWRITEBCC)) {
1407 fputs ("Bcc: ", fp);
1408 mutt_write_address_list (env->bcc, fp, 5, 0);
1413 if (!option (OPTNEWSSEND))
1415 if (edit_header(mode, "Bcc:"))
1416 fputs ("Bcc:\n", fp);
1419 if (env->newsgroups)
1420 fprintf (fp, "Newsgroups: %s\n", env->newsgroups);
1421 else if (mode == 1 && option (OPTNEWSSEND) && edit_header(mode, "Newsgroups:"))
1422 fputs ("Newsgroups:\n", fp);
1424 if (env->followup_to)
1425 fprintf (fp, "Followup-To: %s\n", env->followup_to);
1426 else if (mode == 1 && option (OPTNEWSSEND) && edit_header(mode, "Followup-To:"))
1427 fputs ("Followup-To:\n", fp);
1429 if (env->x_comment_to)
1430 fprintf (fp, "X-Comment-To: %s\n", env->x_comment_to);
1431 else if (mode == 1 && option (OPTNEWSSEND) && option (OPTXCOMMENTTO) &&
1432 edit_header(mode, "X-Comment-To:"))
1433 fputs ("X-Comment-To:\n", fp);
1437 fprintf (fp, "Subject: %s\n", env->subject);
1438 else if (mode == 1 && edit_header(mode, "Subject:"))
1439 fputs ("Subject:\n", fp);
1441 /* save message id if the user has set it */
1442 if (env->message_id && !privacy)
1443 fprintf (fp, "Message-ID: %s\n", env->message_id);
1445 if (env->reply_to) {
1446 fputs ("Reply-To: ", fp);
1447 mutt_write_address_list (env->reply_to, fp, 10, 0);
1449 else if (mode > 0 && edit_header(mode, "Reply-To:"))
1450 fputs ("Reply-To:\n", fp);
1452 if (env->mail_followup_to)
1454 if (!option (OPTNEWSSEND))
1457 fputs ("Mail-Followup-To: ", fp);
1458 mutt_write_address_list (env->mail_followup_to, fp, 18, 0);
1462 if (env->references) {
1463 fputs ("References:", fp);
1464 mutt_write_references (env->references, fp);
1468 /* Add the MIME headers */
1469 fputs ("MIME-Version: 1.0\n", fp);
1470 mutt_write_mime_header (attach, fp);
1473 if (env->in_reply_to) {
1474 fputs ("In-Reply-To:", fp);
1475 mutt_write_references (env->in_reply_to, fp);
1479 /* Add any user defined headers */
1480 for (; tmp; tmp = tmp->next) {
1481 if ((p = strchr (tmp->data, ':'))) {
1482 p = vskipspaces(p + 1);
1484 continue; /* don't emit empty fields. */
1486 /* check to see if the user has overridden the user-agent field */
1487 if (!ascii_strncasecmp ("user-agent", tmp->data, 10)) {
1493 fputs (tmp->data, fp);
1498 if (mode == 0 && !privacy && option (OPTXMAILER) && !has_agent) {
1501 if (OperatingSystem != NULL) {
1502 os = OperatingSystem;
1505 os = (uname(&un) == -1) ? "UNIX" : un.sysname;
1507 /* Add a vanity header */
1508 fprintf (fp, "User-Agent: %s (%s)\n", mutt_make_version (0), os);
1511 return (ferror (fp) == 0 ? 0 : -1);
1514 static void encode_headers (string_list_t * h)
1520 for (; h; h = h->next) {
1521 if (!(p = strchr (h->data, ':')))
1525 p = vskipspaces(p + 1);
1531 rfc2047_encode_string (&tmp);
1532 p_realloc(&h->data, m_strlen(h->data) + 2 + m_strlen(tmp) + 1);
1534 sprintf (h->data + i, ": %s", NONULL (tmp));
1540 const char *mutt_fqdn (short may_hide_host)
1544 if (Fqdn && Fqdn[0] != '@') {
1547 if (may_hide_host && option (OPTHIDDENHOST)) {
1548 if ((p = strchr (Fqdn, '.')))
1551 /* sanity check: don't hide the host if
1552 the fqdn is something like detebe.org. */
1554 if (!p || !(q = strchr (p, '.')))
1562 static void mutt_gen_localpart(char *buf, unsigned int len, const char *fmt)
1564 #define APPEND_FMT(fmt, arg) \
1566 int snlen = snprintf(buf, len, fmt, arg); \
1571 #define APPEND_BYTE(c) \
1585 static char MsgIdPfx = 'A';
1589 /* normalized character (we're stricter than RFC2822, 3.6.4) */
1590 APPEND_BYTE((isalnum(c) || strchr(".!#$%&'*+-/=?^_`{|}~", c)) ? c : '.');
1598 APPEND_FMT("%02d", tm->tm_mday);
1601 APPEND_FMT("%02d", tm->tm_hour);
1604 APPEND_FMT("%02d", tm->tm_mon + 1);
1607 APPEND_FMT("%02d", tm->tm_min);
1610 APPEND_FMT("%lo", (unsigned long)now);
1613 APPEND_FMT("%u", (unsigned int)getpid());
1616 APPEND_FMT("%c", MsgIdPfx);
1617 MsgIdPfx = (MsgIdPfx == 'Z') ? 'A' : MsgIdPfx + 1;
1620 APPEND_FMT("%u", (unsigned int)rand());
1623 APPEND_FMT("%x", (unsigned int)rand());
1626 APPEND_FMT("%02d", tm->tm_sec);
1629 APPEND_FMT("%u", (unsigned int) now);
1632 APPEND_FMT("%x", (unsigned int) now);
1634 case 'Y': /* this will break in the year 10000 ;-) */
1635 APPEND_FMT("%04d", tm->tm_year + 1900);
1640 default: /* invalid formats are replaced by '.' */
1651 static char *mutt_gen_msgid (void)
1654 char localpart[STRING];
1657 if (!(fqdn = mutt_fqdn(0)))
1658 fqdn = NONULL(Hostname);
1660 mutt_gen_localpart(localpart, sizeof(localpart), MsgIdFormat);
1661 snprintf(buf, sizeof(buf), "<%s@%s>", localpart, fqdn);
1662 return m_strdup(buf);
1665 static RETSIGTYPE alarm_handler (int sig __attribute__ ((unused)))
1670 /* invoke sendmail in a subshell
1671 path (in) path to program to execute
1672 args (in) arguments to pass to program
1673 msg (in) temp file containing message to send
1674 tempfile (out) if sendmail is put in the background, this points
1675 to the temporary file containing the stdout of the
1678 send_msg(const char *path, const char **args, const char *msg, char **tempfile)
1684 mutt_block_signals_system ();
1687 /* we also don't want to be stopped right now */
1688 sigaddset (&set, SIGTSTP);
1689 sigprocmask (SIG_BLOCK, &set, NULL);
1691 if (SendmailWait >= 0) {
1692 char tmp[_POSIX_PATH_MAX];
1695 *tempfile = m_strdup(tmp);
1698 if ((pid = fork ()) == 0) {
1699 struct sigaction act, oldalrm;
1701 /* save parent's ID before setsid() */
1704 /* we want the delivery to continue even after the main process dies,
1705 * so we put ourselves into another session right away
1709 /* next we close all open files */
1710 for (fd = 0; fd < getdtablesize(); fd++)
1713 /* now the second fork() */
1714 if ((pid = fork ()) == 0) {
1715 /* "msg" will be opened as stdin */
1716 if (open (msg, O_RDONLY, 0) < 0) {
1722 if (SendmailWait >= 0) {
1723 /* *tempfile will be opened as stdout */
1724 if (open (*tempfile, O_WRONLY | O_APPEND | O_CREAT | O_EXCL, 0600) <
1727 /* redirect stderr to *tempfile too */
1731 if (open ("/dev/null", O_WRONLY | O_APPEND) < 0) /* stdout */
1733 if (open ("/dev/null", O_RDWR | O_APPEND) < 0) /* stderr */
1737 execv (path, (char**)args);
1740 else if (pid == -1) {
1746 /* SendmailWait > 0: interrupt waitpid() after SendmailWait seconds
1747 * SendmailWait = 0: wait forever
1748 * SendmailWait < 0: don't wait
1750 if (SendmailWait > 0) {
1752 act.sa_handler = alarm_handler;
1754 /* need to make sure waitpid() is interrupted on SIGALRM */
1755 act.sa_flags = SA_INTERRUPT;
1759 sigemptyset (&act.sa_mask);
1760 sigaction (SIGALRM, &act, &oldalrm);
1761 alarm (SendmailWait);
1763 else if (SendmailWait < 0)
1764 _exit (0xff & EX_OK);
1766 if (waitpid (pid, &st, 0) > 0) {
1767 st = WIFEXITED (st) ? WEXITSTATUS (st) : S_ERR;
1768 if (SendmailWait && st == (0xff & EX_OK)) {
1769 unlink (*tempfile); /* no longer needed */
1773 st = (SendmailWait > 0 && errno == EINTR && SigAlrm) ? S_BKG : S_ERR;
1774 if (SendmailWait > 0) {
1780 /* reset alarm; not really needed, but... */
1782 sigaction (SIGALRM, &oldalrm, NULL);
1784 if (kill (ppid, 0) == -1 && errno == ESRCH) {
1785 /* the parent is already dead */
1793 sigprocmask (SIG_UNBLOCK, &set, NULL);
1795 if (pid != -1 && waitpid (pid, &st, 0) > 0)
1796 st = WIFEXITED (st) ? WEXITSTATUS (st) : S_ERR; /* return child status */
1798 st = S_ERR; /* error */
1800 mutt_unblock_signals_system (1);
1805 static const char **
1806 add_args(const char **args, ssize_t *argslen, ssize_t *argsmax, address_t * addr)
1808 for (; addr; addr = addr->next) {
1809 /* weed out group mailboxes, since those are for display only */
1810 if (addr->mailbox && !addr->group) {
1811 if (*argslen == *argsmax)
1812 p_realloc(&args, *argsmax += 5);
1813 args[(*argslen)++] = addr->mailbox;
1819 static const char **
1820 add_option(const char **args, ssize_t *argslen, ssize_t *argsmax, const char *s)
1822 if (*argslen == *argsmax) {
1823 p_realloc(&args, *argsmax += 5);
1825 args[(*argslen)++] = s;
1829 static int mutt_invoke_sendmail (address_t * from, /* the sender */
1830 address_t * to, address_t * cc, address_t * bcc, /* recips */
1831 const char *msg, /* file containing message */
1833 { /* message contains 8bit chars */
1834 char *ps = NULL, *path = NULL, *s = NULL, *childout = NULL;
1835 const char **args = NULL;
1836 ssize_t argslen = 0, argsmax = 0;
1840 if (option (OPTNEWSSEND)) {
1841 char cmd[LONG_STRING];
1843 mutt_FormatString (cmd, sizeof (cmd), NONULL (Inews), nntp_format_str, 0,
1845 if (m_strisempty(cmd)) {
1846 i = nntp_post (msg);
1855 s = m_strdup(Sendmail);
1859 while ((ps = strtok (ps, " "))) {
1860 if (argslen == argsmax)
1861 p_realloc(&args, argsmax += 5);
1864 args[argslen++] = ps;
1866 path = m_strdup(ps);
1867 ps = strrchr (ps, '/');
1872 args[argslen++] = ps;
1879 if (!option (OPTNEWSSEND)) {
1881 if (eightbit && option (OPTUSE8BITMIME))
1882 args = add_option(args, &argslen, &argsmax, "-B8BITMIME");
1884 if (option (OPTENVFROM)) {
1885 address_t *f = EnvFrom;
1888 else if (from && !from->next)
1891 args = add_option (args, &argslen, &argsmax, "-f");
1892 args = add_args (args, &argslen, &argsmax, f);
1896 args = add_option (args, &argslen, &argsmax, "-N");
1897 args = add_option (args, &argslen, &argsmax, DsnNotify);
1900 args = add_option (args, &argslen, &argsmax, "-R");
1901 args = add_option (args, &argslen, &argsmax, DsnReturn);
1903 args = add_option (args, &argslen, &argsmax, "--");
1904 args = add_args (args, &argslen, &argsmax, to);
1905 args = add_args (args, &argslen, &argsmax, cc);
1906 args = add_args (args, &argslen, &argsmax, bcc);
1911 if (argslen >= argsmax)
1912 p_realloc(&args, ++argsmax);
1914 args[argslen++] = NULL;
1916 if ((i = send_msg (path, args, msg, &childout)) != (EX_OK & 0xff)) {
1918 mutt_error (_("Error sending message, child exited %d (%s)."), i,
1923 if (!stat(childout, &st) && st.st_size > 0)
1924 mutt_do_pager(_("Output of the delivery process"), childout, 0,
1932 p_delete(&childout);
1937 if (i == (EX_OK & 0xff))
1939 else if (i == S_BKG)
1946 int mutt_invoke_mta (address_t * from, /* the sender */
1947 address_t * to, address_t * cc, address_t * bcc, /* recips */
1948 const char *msg, /* file containing message */
1950 { /* message contains 8bit chars */
1953 if (!option (OPTNEWSSEND))
1956 return mutt_libesmtp_invoke (from, to, cc, bcc, msg, eightbit);
1959 return mutt_invoke_sendmail (from, to, cc, bcc, msg, eightbit);
1962 /* For postponing (!final) do the necessary encodings only */
1963 void mutt_prepare_envelope (ENVELOPE * env, int final)
1966 if (env->bcc && !(env->to || env->cc)) {
1967 /* some MTA's will put an Apparently-To: header field showing the Bcc:
1968 * recipients if there is no To: or Cc: field, so attempt to suppress
1969 * it by using an empty To: field.
1971 env->to = address_new();
1973 env->to->next = address_new();
1974 env->to->mailbox = m_strdup("undisclosed-recipients");
1977 mutt_set_followup_to(env);
1979 if (!env->message_id && !m_strisempty(MsgIdFormat))
1980 env->message_id = mutt_gen_msgid();
1983 /* Take care of 8-bit => 7-bit conversion. */
1984 rfc2047_encode_adrlist(env->to, "To");
1985 rfc2047_encode_adrlist(env->cc, "Cc");
1986 rfc2047_encode_adrlist(env->bcc, "Bcc");
1987 rfc2047_encode_adrlist(env->from, "From");
1988 rfc2047_encode_adrlist(env->mail_followup_to, "Mail-Followup-To");
1989 rfc2047_encode_adrlist(env->reply_to, "Reply-To");
1993 if (!option (OPTNEWSSEND) || option (OPTMIMESUBJECT))
1996 rfc2047_encode_string (&env->subject);
1998 encode_headers (env->userhdrs);
2001 void mutt_unprepare_envelope (ENVELOPE * env)
2003 string_list_t *item;
2005 for (item = env->userhdrs; item; item = item->next)
2006 rfc2047_decode(&item->data);
2008 address_list_wipe(&env->mail_followup_to);
2010 /* back conversions */
2011 rfc2047_decode_adrlist(env->to);
2012 rfc2047_decode_adrlist(env->cc);
2013 rfc2047_decode_adrlist(env->bcc);
2014 rfc2047_decode_adrlist(env->from);
2015 rfc2047_decode_adrlist(env->reply_to);
2016 rfc2047_decode(&env->subject);
2019 static int _mutt_bounce_message (FILE * fp, HEADER * h, address_t * to,
2020 const char *resent_from, address_t * env_from)
2024 char date[STRING], tempfile[_POSIX_PATH_MAX];
2025 MESSAGE *msg = NULL;
2028 /* Try to bounce each message out, aborting if we get any failures. */
2029 for (i = 0; i < Context->msgcount; i++)
2030 if (Context->hdrs[i]->tagged)
2032 _mutt_bounce_message (fp, Context->hdrs[i], to, resent_from,
2037 /* If we failed to open a message, return with error */
2038 if (!fp && (msg = mx_open_message (Context, h->msgno)) == NULL)
2044 f = m_tempfile(tempfile, sizeof(tempfile), NONULL(Tempdir), NULL);
2046 int ch_flags = CH_XMIT | CH_NONEWLINE | CH_NOQFROM;
2048 if (!option (OPTBOUNCEDELIVERED))
2049 ch_flags |= CH_WEED_DELIVERED;
2051 fseeko (fp, h->offset, 0);
2052 fprintf (f, "Resent-From: %s", resent_from);
2053 fprintf (f, "\nResent-%s", mutt_make_date (date, sizeof (date)));
2054 if (!m_strisempty(MsgIdFormat))
2055 fprintf (f, "Resent-Message-ID: %s\n", mutt_gen_msgid());
2056 fputs ("Resent-To: ", f);
2057 mutt_write_address_list (to, f, 11, 0);
2058 mutt_copy_header (fp, h, f, ch_flags, NULL);
2060 mutt_copy_bytes (fp, f, h->content->length);
2063 ret = mutt_invoke_mta(env_from, to, NULL, NULL, tempfile,
2064 h->content->encoding == ENC8BIT);
2068 mx_close_message (&msg);
2073 int mutt_bounce_message (FILE * fp, HEADER * h, address_t * to)
2076 char resent_from[STRING];
2080 resent_from[0] = '\0';
2081 from = mutt_default_from ();
2083 rfc822_qualify(from, mutt_fqdn(1));
2085 rfc2047_encode_adrlist(from, "Resent-From");
2086 if (mutt_addrlist_to_idna (from, &err)) {
2087 mutt_error (_("Bad IDN %s while preparing resent-from."), err);
2090 rfc822_addrcat(resent_from, sizeof(resent_from), from, 0);
2093 unset_option (OPTNEWSSEND);
2096 ret = _mutt_bounce_message (fp, h, to, resent_from, from);
2098 address_list_wipe(&from);
2103 static void set_noconv_flags (BODY * b, short flag)
2105 for (; b; b = b->next) {
2106 if (b->type == TYPEMESSAGE || b->type == TYPEMULTIPART)
2107 set_noconv_flags (b->parts, flag);
2108 else if (b->type == TYPETEXT && b->noconv) {
2109 parameter_setval(&b->parameter, "x-mutt-noconv", flag ? "yes" : NULL);
2114 int mutt_write_fcc (const char *path, HEADER * hdr, const char *msgid,
2115 int post, char *fcc)
2119 char tempfile[_POSIX_PATH_MAX];
2120 FILE *tempfp = NULL;
2124 set_noconv_flags (hdr->content, 1);
2126 if (mx_open_mailbox (path, M_APPEND | M_QUIET, &f) == NULL) {
2130 /* We need to add a Content-Length field to avoid problems where a line in
2131 * the message body begins with "From "
2133 if (f.magic == M_MMDF || f.magic == M_MBOX) {
2134 tempfp = m_tempfile(tempfile, sizeof(tempfile), NONULL(Tempdir), NULL);
2136 mutt_error(_("Could not create temporary file"));
2137 mx_close_mailbox (&f, NULL);
2142 hdr->read = !post; /* make sure to put it in the `cur' directory (maildir) */
2143 if ((msg = mx_open_new_message (&f, hdr, M_ADD_FROM)) == NULL) {
2144 mx_close_mailbox (&f, NULL);
2148 /* post == 1 => postpone message. Set mode = -1 in mutt_write_rfc822_header()
2149 * post == 0 => Normal mode. Set mode = 0 in mutt_write_rfc822_header()
2151 mutt_write_rfc822_header(msg->fp, hdr->env, hdr->content, -post, 0);
2153 /* (postponment) if this was a reply of some sort, <msgid> contians the
2154 * Message-ID: of message replied to. Save it using a special X-Mutt-
2155 * header so it can be picked up if the message is recalled at a later
2156 * point in time. This will allow the message to be marked as replied if
2157 * the same mailbox is still open.
2160 fprintf (msg->fp, "X-Mutt-References: %s\n", msgid);
2162 /* (postponment) save the Fcc: using a special X-Mutt- header so that
2163 * it can be picked up when the message is recalled
2166 fprintf (msg->fp, "X-Mutt-Fcc: %s\n", fcc);
2167 fprintf (msg->fp, "Status: RO\n");
2169 /* (postponment) if the mail is to be signed or encrypted, save this info */
2170 if (post && (hdr->security & APPLICATION_PGP)) {
2171 fputs ("X-Mutt-PGP: ", msg->fp);
2172 if (hdr->security & ENCRYPT)
2173 fputc ('E', msg->fp);
2174 if (hdr->security & SIGN) {
2175 fputc ('S', msg->fp);
2176 if (PgpSignAs && *PgpSignAs)
2177 fprintf (msg->fp, "<%s>", PgpSignAs);
2179 if (hdr->security & INLINE)
2180 fputc ('I', msg->fp);
2181 fputc ('\n', msg->fp);
2184 /* (postponment) if the mail is to be signed or encrypted, save this info */
2185 if (post && (hdr->security & APPLICATION_SMIME)) {
2186 fputs ("X-Mutt-SMIME: ", msg->fp);
2187 if (hdr->security & ENCRYPT) {
2188 fputc ('E', msg->fp);
2189 if (SmimeCryptAlg && *SmimeCryptAlg)
2190 fprintf (msg->fp, "C<%s>", SmimeCryptAlg);
2192 if (hdr->security & SIGN) {
2193 fputc ('S', msg->fp);
2194 if (SmimeDefaultKey && *SmimeDefaultKey)
2195 fprintf (msg->fp, "<%s>", SmimeDefaultKey);
2197 if (hdr->security & INLINE)
2198 fputc ('I', msg->fp);
2199 fputc ('\n', msg->fp);
2202 /* (postponement) if the mail is to be sent through a mixmaster
2203 * chain, save that information
2205 if (post && hdr->chain && hdr->chain) {
2208 fputs ("X-Mutt-Mix:", msg->fp);
2209 for (p = hdr->chain; p; p = p->next)
2210 fprintf (msg->fp, " %s", (char *) p->data);
2212 fputc ('\n', msg->fp);
2216 char sasha[LONG_STRING];
2219 mutt_write_mime_body (hdr->content, tempfp);
2221 /* make sure the last line ends with a newline. Emacs doesn't ensure
2222 * this will happen, and it can cause problems parsing the mailbox
2225 fseeko (tempfp, -1, 2);
2226 if (fgetc (tempfp) != '\n') {
2227 fseeko (tempfp, 0, 2);
2228 fputc ('\n', tempfp);
2232 if (ferror (tempfp)) {
2235 mx_commit_message (msg, &f); /* XXX - really? */
2236 mx_close_message (&msg);
2237 mx_close_mailbox (&f, NULL);
2241 /* count the number of lines */
2243 while (fgets (sasha, sizeof (sasha), tempfp) != NULL)
2245 fprintf (msg->fp, "Content-Length: %zd\n", ftello (tempfp));
2246 fprintf (msg->fp, "Lines: %d\n\n", lines);
2248 /* copy the body and clean up */
2250 r = mutt_copy_stream (tempfp, msg->fp);
2251 if (m_fclose(&tempfp) != 0)
2253 /* if there was an error, leave the temp version */
2257 fputc ('\n', msg->fp); /* finish off the header */
2258 r = mutt_write_mime_body (hdr->content, msg->fp);
2261 if (mx_commit_message (msg, &f) != 0)
2263 mx_close_message (&msg);
2264 mx_close_mailbox (&f, NULL);
2267 set_noconv_flags (hdr->content, 0);