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[SHORT_STRING];
343 char send_charset[SHORT_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[SHORT_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];
1284 len = rfc822_write_address_single(buf, ssizeof(buf), addr, display);
1287 if (linelen + len > 74) {
1289 linelen = 8; /* tab is usually about 8 spaces... */
1291 if (addr->mailbox) {
1301 if (!addr->group && addr->next && addr->next->mailbox) {
1311 /* need to write the list in reverse because they are stored in reverse order
1312 * when parsed to speed up threading
1314 void mutt_write_references(string_list_t *r, FILE *f)
1316 string_list_t *refs[10];
1319 p_clear(refs, countof(refs));
1320 for (i = 0; i < countof(refs) && r; r = r->next) {
1325 fprintf(f, " %s", refs[i]->data);
1329 static int edit_header(int mode, const char *s)
1332 int slen = m_strlen(s);
1334 if (mode != 1 || option(OPTXMAILTO))
1337 p = skipspaces(EditorHeaders);
1339 if (!ascii_strncasecmp(p, s, slen) && p[slen - 1] == ':')
1341 p = skipspaces(p + slen);
1347 /* Note: all RFC2047 encoding should be done outside of this routine, except
1348 * for the "real name." This will allow this routine to be used more than
1349 * once, if necessary.
1351 * Likewise, all IDN processing should happen outside of this routine.
1353 * mode == 1 => "lite" mode (used for edit_hdrs)
1354 * mode == 0 => normal mode. write full header + MIME headers
1355 * mode == -1 => write just the envelope info (used for postponing messages)
1357 * privacy != 0 => will omit any headers which may identify the user.
1358 * Output generated is suitable for being sent through
1359 * anonymous remailer chains.
1362 int mutt_write_rfc822_header (FILE * fp, ENVELOPE * env, BODY * attach,
1363 int mode, int privacy)
1365 char buffer[LONG_STRING];
1367 string_list_t *tmp = env->userhdrs;
1368 int has_agent = 0; /* user defined user-agent header field exists */
1371 if (!option (OPTNEWSSEND))
1373 if (mode == 0 && !privacy)
1374 fputs (mutt_make_date (buffer, sizeof (buffer)), fp);
1376 /* OPTUSEFROM is not consulted here so that we can still write a From:
1377 * field if the user sets it with the `my_hdr' command
1379 if (env->from && !privacy) {
1381 rfc822_write_address (buffer, sizeof (buffer), env->from, 0);
1382 fprintf (fp, "From: %s\n", buffer);
1387 mutt_write_address_list (env->to, fp, 4, 0);
1391 if (!option (OPTNEWSSEND))
1393 if (edit_header(mode, "To:"))
1394 fputs ("To:\n", fp);
1398 mutt_write_address_list (env->cc, fp, 4, 0);
1402 if (!option (OPTNEWSSEND))
1404 if (edit_header(mode, "Cc:"))
1405 fputs ("Cc:\n", fp);
1408 if (mode != 0 || option (OPTWRITEBCC)) {
1409 fputs ("Bcc: ", fp);
1410 mutt_write_address_list (env->bcc, fp, 5, 0);
1415 if (!option (OPTNEWSSEND))
1417 if (edit_header(mode, "Bcc:"))
1418 fputs ("Bcc:\n", fp);
1421 if (env->newsgroups)
1422 fprintf (fp, "Newsgroups: %s\n", env->newsgroups);
1423 else if (mode == 1 && option (OPTNEWSSEND) && edit_header(mode, "Newsgroups:"))
1424 fputs ("Newsgroups:\n", fp);
1426 if (env->followup_to)
1427 fprintf (fp, "Followup-To: %s\n", env->followup_to);
1428 else if (mode == 1 && option (OPTNEWSSEND) && edit_header(mode, "Followup-To:"))
1429 fputs ("Followup-To:\n", fp);
1431 if (env->x_comment_to)
1432 fprintf (fp, "X-Comment-To: %s\n", env->x_comment_to);
1433 else if (mode == 1 && option (OPTNEWSSEND) && option (OPTXCOMMENTTO) &&
1434 edit_header(mode, "X-Comment-To:"))
1435 fputs ("X-Comment-To:\n", fp);
1439 fprintf (fp, "Subject: %s\n", env->subject);
1440 else if (mode == 1 && edit_header(mode, "Subject:"))
1441 fputs ("Subject:\n", fp);
1443 /* save message id if the user has set it */
1444 if (env->message_id && !privacy)
1445 fprintf (fp, "Message-ID: %s\n", env->message_id);
1447 if (env->reply_to) {
1448 fputs ("Reply-To: ", fp);
1449 mutt_write_address_list (env->reply_to, fp, 10, 0);
1451 else if (mode > 0 && edit_header(mode, "Reply-To:"))
1452 fputs ("Reply-To:\n", fp);
1454 if (env->mail_followup_to)
1456 if (!option (OPTNEWSSEND))
1459 fputs ("Mail-Followup-To: ", fp);
1460 mutt_write_address_list (env->mail_followup_to, fp, 18, 0);
1464 if (env->references) {
1465 fputs ("References:", fp);
1466 mutt_write_references (env->references, fp);
1470 /* Add the MIME headers */
1471 fputs ("MIME-Version: 1.0\n", fp);
1472 mutt_write_mime_header (attach, fp);
1475 if (env->in_reply_to) {
1476 fputs ("In-Reply-To:", fp);
1477 mutt_write_references (env->in_reply_to, fp);
1481 /* Add any user defined headers */
1482 for (; tmp; tmp = tmp->next) {
1483 if ((p = strchr (tmp->data, ':'))) {
1484 p = vskipspaces(p + 1);
1486 continue; /* don't emit empty fields. */
1488 /* check to see if the user has overridden the user-agent field */
1489 if (!ascii_strncasecmp ("user-agent", tmp->data, 10)) {
1495 fputs (tmp->data, fp);
1500 if (mode == 0 && !privacy && option (OPTXMAILER) && !has_agent) {
1503 if (OperatingSystem != NULL) {
1504 os = OperatingSystem;
1507 os = (uname(&un) == -1) ? "UNIX" : un.sysname;
1509 /* Add a vanity header */
1510 fprintf (fp, "User-Agent: %s (%s)\n", mutt_make_version (0), os);
1513 return (ferror (fp) == 0 ? 0 : -1);
1516 static void encode_headers (string_list_t * h)
1522 for (; h; h = h->next) {
1523 if (!(p = strchr (h->data, ':')))
1527 p = vskipspaces(p + 1);
1533 rfc2047_encode_string (&tmp);
1534 p_realloc(&h->data, m_strlen(h->data) + 2 + m_strlen(tmp) + 1);
1536 sprintf (h->data + i, ": %s", NONULL (tmp));
1542 const char *mutt_fqdn (short may_hide_host)
1546 if (Fqdn && Fqdn[0] != '@') {
1549 if (may_hide_host && option (OPTHIDDENHOST)) {
1550 if ((p = strchr (Fqdn, '.')))
1553 /* sanity check: don't hide the host if
1554 * the fqdn is something like detebe.org.
1557 if (!p || !(q = strchr (p, '.')))
1565 static void mutt_gen_localpart(char *buf, unsigned int len, const char *fmt)
1567 #define APPEND_FMT(fmt, arg) \
1569 int snlen = snprintf(buf, len, fmt, arg); \
1574 #define APPEND_BYTE(c) \
1588 static char MsgIdPfx = 'A';
1592 /* normalized character (we're stricter than RFC2822, 3.6.4) */
1593 APPEND_BYTE((isalnum(c) || strchr(".!#$%&'*+-/=?^_`{|}~", c)) ? c : '.');
1601 APPEND_FMT("%02d", tm->tm_mday);
1604 APPEND_FMT("%02d", tm->tm_hour);
1607 APPEND_FMT("%02d", tm->tm_mon + 1);
1610 APPEND_FMT("%02d", tm->tm_min);
1613 APPEND_FMT("%lo", (unsigned long)now);
1616 APPEND_FMT("%u", (unsigned int)getpid());
1619 APPEND_FMT("%c", MsgIdPfx);
1620 MsgIdPfx = (MsgIdPfx == 'Z') ? 'A' : MsgIdPfx + 1;
1623 APPEND_FMT("%u", (unsigned int)rand());
1626 APPEND_FMT("%x", (unsigned int)rand());
1629 APPEND_FMT("%02d", tm->tm_sec);
1632 APPEND_FMT("%u", (unsigned int) now);
1635 APPEND_FMT("%x", (unsigned int) now);
1637 case 'Y': /* this will break in the year 10000 ;-) */
1638 APPEND_FMT("%04d", tm->tm_year + 1900);
1643 default: /* invalid formats are replaced by '.' */
1654 static char *mutt_gen_msgid (void)
1656 char buf[SHORT_STRING];
1657 char localpart[SHORT_STRING];
1660 if (!(fqdn = mutt_fqdn(0)))
1661 fqdn = NONULL(Hostname);
1663 mutt_gen_localpart(localpart, sizeof(localpart), MsgIdFormat);
1664 snprintf(buf, sizeof(buf), "<%s@%s>", localpart, fqdn);
1665 return m_strdup(buf);
1668 static RETSIGTYPE alarm_handler (int sig __attribute__ ((unused)))
1673 /* invoke sendmail in a subshell
1674 path (in) path to program to execute
1675 args (in) arguments to pass to program
1676 msg (in) temp file containing message to send
1677 tempfile (out) if sendmail is put in the background, this points
1678 to the temporary file containing the stdout of the
1681 send_msg(const char *path, const char **args, const char *msg, char **tempfile)
1687 mutt_block_signals_system ();
1690 /* we also don't want to be stopped right now */
1691 sigaddset (&set, SIGTSTP);
1692 sigprocmask (SIG_BLOCK, &set, NULL);
1694 if (SendmailWait >= 0) {
1695 char tmp[_POSIX_PATH_MAX];
1698 *tempfile = m_strdup(tmp);
1701 if ((pid = fork ()) == 0) {
1702 struct sigaction act, oldalrm;
1704 /* save parent's ID before setsid() */
1707 /* we want the delivery to continue even after the main process dies,
1708 * so we put ourselves into another session right away
1712 /* next we close all open files */
1713 for (fd = 0; fd < getdtablesize(); fd++)
1716 /* now the second fork() */
1717 if ((pid = fork ()) == 0) {
1718 /* "msg" will be opened as stdin */
1719 if (open (msg, O_RDONLY, 0) < 0) {
1725 if (SendmailWait >= 0) {
1726 /* *tempfile will be opened as stdout */
1727 if (open (*tempfile, O_WRONLY | O_APPEND | O_CREAT | O_EXCL, 0600) <
1730 /* redirect stderr to *tempfile too */
1735 if (open ("/dev/null", O_WRONLY | O_APPEND) < 0) /* stdout */
1737 if (open ("/dev/null", O_RDWR | O_APPEND) < 0) /* stderr */
1741 execv (path, (char**)args);
1744 else if (pid == -1) {
1750 /* SendmailWait > 0: interrupt waitpid() after SendmailWait seconds
1751 * SendmailWait = 0: wait forever
1752 * SendmailWait < 0: don't wait
1754 if (SendmailWait > 0) {
1756 act.sa_handler = alarm_handler;
1758 /* need to make sure waitpid() is interrupted on SIGALRM */
1759 act.sa_flags = SA_INTERRUPT;
1763 sigemptyset (&act.sa_mask);
1764 sigaction (SIGALRM, &act, &oldalrm);
1765 alarm (SendmailWait);
1767 else if (SendmailWait < 0)
1768 _exit (0xff & EX_OK);
1770 if (waitpid (pid, &st, 0) > 0) {
1771 st = WIFEXITED (st) ? WEXITSTATUS (st) : S_ERR;
1772 if (SendmailWait && st == (0xff & EX_OK)) {
1773 unlink (*tempfile); /* no longer needed */
1778 st = (SendmailWait > 0 && errno == EINTR && SigAlrm) ? S_BKG : S_ERR;
1779 if (SendmailWait > 0) {
1785 /* reset alarm; not really needed, but... */
1787 sigaction (SIGALRM, &oldalrm, NULL);
1789 if (kill (ppid, 0) == -1 && errno == ESRCH) {
1790 /* the parent is already dead */
1798 sigprocmask (SIG_UNBLOCK, &set, NULL);
1800 if (pid != -1 && waitpid (pid, &st, 0) > 0)
1801 st = WIFEXITED (st) ? WEXITSTATUS (st) : S_ERR; /* return child status */
1803 st = S_ERR; /* error */
1805 mutt_unblock_signals_system (1);
1810 static const char **
1811 add_args(const char **args, ssize_t *argslen, ssize_t *argsmax, address_t * addr)
1813 for (; addr; addr = addr->next) {
1814 /* weed out group mailboxes, since those are for display only */
1815 if (addr->mailbox && !addr->group) {
1816 if (*argslen == *argsmax)
1817 p_realloc(&args, *argsmax += 5);
1818 args[(*argslen)++] = addr->mailbox;
1824 static const char **
1825 add_option(const char **args, ssize_t *argslen, ssize_t *argsmax, const char *s)
1827 if (*argslen == *argsmax) {
1828 p_realloc(&args, *argsmax += 5);
1830 args[(*argslen)++] = s;
1834 static int mutt_invoke_sendmail (address_t * from, /* the sender */
1835 address_t * to, address_t * cc, address_t * bcc, /* recips */
1836 const char *msg, /* file containing message */
1838 { /* message contains 8bit chars */
1839 char *ps = NULL, *path = NULL, *s = NULL, *childout = NULL;
1840 const char **args = NULL;
1841 ssize_t argslen = 0, argsmax = 0;
1845 if (option (OPTNEWSSEND)) {
1846 char cmd[LONG_STRING];
1848 mutt_FormatString (cmd, sizeof (cmd), NONULL (Inews), nntp_format_str, 0,
1850 if (m_strisempty(cmd)) {
1851 i = nntp_post (msg);
1860 s = m_strdup(Sendmail);
1864 while ((ps = strtok (ps, " "))) {
1865 if (argslen == argsmax)
1866 p_realloc(&args, argsmax += 5);
1869 args[argslen++] = ps;
1871 path = m_strdup(ps);
1872 ps = strrchr (ps, '/');
1877 args[argslen++] = ps;
1884 if (!option (OPTNEWSSEND)) {
1886 if (eightbit && option (OPTUSE8BITMIME))
1887 args = add_option(args, &argslen, &argsmax, "-B8BITMIME");
1889 if (option (OPTENVFROM)) {
1890 address_t *f = EnvFrom;
1893 else if (from && !from->next)
1896 args = add_option (args, &argslen, &argsmax, "-f");
1897 args = add_args (args, &argslen, &argsmax, f);
1901 args = add_option (args, &argslen, &argsmax, "-N");
1902 args = add_option (args, &argslen, &argsmax, DsnNotify);
1905 args = add_option (args, &argslen, &argsmax, "-R");
1906 args = add_option (args, &argslen, &argsmax, DsnReturn);
1908 args = add_option (args, &argslen, &argsmax, "--");
1909 args = add_args (args, &argslen, &argsmax, to);
1910 args = add_args (args, &argslen, &argsmax, cc);
1911 args = add_args (args, &argslen, &argsmax, bcc);
1916 if (argslen >= argsmax)
1917 p_realloc(&args, ++argsmax);
1919 args[argslen++] = NULL;
1921 if ((i = send_msg (path, args, msg, &childout)) != (EX_OK & 0xff)) {
1923 mutt_error (_("Error sending message, child exited %d (%s)."), i,
1928 if (!stat(childout, &st) && st.st_size > 0)
1929 mutt_do_pager(_("Output of the delivery process"), childout, 0,
1937 p_delete(&childout);
1942 if (i == (EX_OK & 0xff))
1944 else if (i == S_BKG)
1951 int mutt_invoke_mta (address_t * from, /* the sender */
1952 address_t * to, address_t * cc, address_t * bcc, /* recips */
1953 const char *msg, /* file containing message */
1955 { /* message contains 8bit chars */
1958 if (!option (OPTNEWSSEND))
1961 return mutt_libesmtp_invoke (from, to, cc, bcc, msg, eightbit);
1964 return mutt_invoke_sendmail (from, to, cc, bcc, msg, eightbit);
1967 /* For postponing (!final) do the necessary encodings only */
1968 void mutt_prepare_envelope (ENVELOPE * env, int final)
1971 if (env->bcc && !(env->to || env->cc)) {
1972 /* some MTA's will put an Apparently-To: header field showing the Bcc:
1973 * recipients if there is no To: or Cc: field, so attempt to suppress
1974 * it by using an empty To: field.
1976 env->to = address_new();
1978 env->to->next = address_new();
1979 env->to->mailbox = m_strdup("undisclosed-recipients");
1982 mutt_set_followup_to(env);
1984 if (!env->message_id && !m_strisempty(MsgIdFormat))
1985 env->message_id = mutt_gen_msgid();
1988 /* Take care of 8-bit => 7-bit conversion. */
1989 rfc2047_encode_adrlist(env->to, "To");
1990 rfc2047_encode_adrlist(env->cc, "Cc");
1991 rfc2047_encode_adrlist(env->bcc, "Bcc");
1992 rfc2047_encode_adrlist(env->from, "From");
1993 rfc2047_encode_adrlist(env->mail_followup_to, "Mail-Followup-To");
1994 rfc2047_encode_adrlist(env->reply_to, "Reply-To");
1998 if (!option (OPTNEWSSEND) || option (OPTMIMESUBJECT))
2001 rfc2047_encode_string (&env->subject);
2003 encode_headers (env->userhdrs);
2006 void mutt_unprepare_envelope (ENVELOPE * env)
2008 string_list_t *item;
2010 for (item = env->userhdrs; item; item = item->next)
2011 rfc2047_decode (&item->data);
2013 address_list_wipe(&env->mail_followup_to);
2015 /* back conversions */
2016 rfc2047_decode_adrlist (env->to);
2017 rfc2047_decode_adrlist (env->cc);
2018 rfc2047_decode_adrlist (env->bcc);
2019 rfc2047_decode_adrlist (env->from);
2020 rfc2047_decode_adrlist (env->reply_to);
2021 rfc2047_decode (&env->subject);
2024 static int _mutt_bounce_message (FILE * fp, HEADER * h, address_t * to,
2025 const char *resent_from, address_t * env_from)
2029 char date[SHORT_STRING], tempfile[_POSIX_PATH_MAX];
2030 MESSAGE *msg = NULL;
2033 /* Try to bounce each message out, aborting if we get any failures. */
2034 for (i = 0; i < Context->msgcount; i++)
2035 if (Context->hdrs[i]->tagged)
2037 _mutt_bounce_message (fp, Context->hdrs[i], to, resent_from,
2042 /* If we failed to open a message, return with error */
2043 if (!fp && (msg = mx_open_message (Context, h->msgno)) == NULL)
2049 f = m_tempfile(tempfile, sizeof(tempfile), NONULL(Tempdir), NULL);
2051 int ch_flags = CH_XMIT | CH_NONEWLINE | CH_NOQFROM;
2053 if (!option (OPTBOUNCEDELIVERED))
2054 ch_flags |= CH_WEED_DELIVERED;
2056 fseeko (fp, h->offset, 0);
2057 fprintf (f, "Resent-From: %s", resent_from);
2058 fprintf (f, "\nResent-%s", mutt_make_date (date, sizeof (date)));
2059 if (!m_strisempty(MsgIdFormat))
2060 fprintf (f, "Resent-Message-ID: %s\n", mutt_gen_msgid());
2061 fputs ("Resent-To: ", f);
2062 mutt_write_address_list (to, f, 11, 0);
2063 mutt_copy_header (fp, h, f, ch_flags, NULL);
2065 mutt_copy_bytes (fp, f, h->content->length);
2068 ret = mutt_invoke_mta(env_from, to, NULL, NULL, tempfile,
2069 h->content->encoding == ENC8BIT);
2073 mx_close_message (&msg);
2078 int mutt_bounce_message (FILE * fp, HEADER * h, address_t * to)
2081 char resent_from[STRING];
2085 resent_from[0] = '\0';
2086 from = mutt_default_from ();
2088 rfc822_qualify(from, mutt_fqdn(1));
2090 rfc2047_encode_adrlist (from, "Resent-From");
2091 if (mutt_addrlist_to_idna (from, &err)) {
2092 mutt_error (_("Bad IDN %s while preparing resent-from."), err);
2095 rfc822_write_address (resent_from, sizeof (resent_from), from, 0);
2098 unset_option (OPTNEWSSEND);
2101 ret = _mutt_bounce_message (fp, h, to, resent_from, from);
2103 address_list_wipe(&from);
2108 static void set_noconv_flags (BODY * b, short flag)
2110 for (; b; b = b->next) {
2111 if (b->type == TYPEMESSAGE || b->type == TYPEMULTIPART)
2112 set_noconv_flags (b->parts, flag);
2113 else if (b->type == TYPETEXT && b->noconv) {
2114 parameter_setval(&b->parameter, "x-mutt-noconv", flag ? "yes" : NULL);
2119 int mutt_write_fcc (const char *path, HEADER * hdr, const char *msgid,
2120 int post, char *fcc)
2124 char tempfile[_POSIX_PATH_MAX];
2125 FILE *tempfp = NULL;
2129 set_noconv_flags (hdr->content, 1);
2131 if (mx_open_mailbox (path, M_APPEND | M_QUIET, &f) == NULL) {
2135 /* We need to add a Content-Length field to avoid problems where a line in
2136 * the message body begins with "From "
2138 if (f.magic == M_MMDF || f.magic == M_MBOX) {
2139 tempfp = m_tempfile(tempfile, sizeof(tempfile), NONULL(Tempdir), NULL);
2141 mutt_error(_("Could not create temporary file"));
2142 mx_close_mailbox (&f, NULL);
2147 hdr->read = !post; /* make sure to put it in the `cur' directory (maildir) */
2148 if ((msg = mx_open_new_message (&f, hdr, M_ADD_FROM)) == NULL) {
2149 mx_close_mailbox (&f, NULL);
2153 /* post == 1 => postpone message. Set mode = -1 in mutt_write_rfc822_header()
2154 * post == 0 => Normal mode. Set mode = 0 in mutt_write_rfc822_header()
2156 mutt_write_rfc822_header(msg->fp, hdr->env, hdr->content, -post, 0);
2158 /* (postponment) if this was a reply of some sort, <msgid> contians the
2159 * Message-ID: of message replied to. Save it using a special X-Mutt-
2160 * header so it can be picked up if the message is recalled at a later
2161 * point in time. This will allow the message to be marked as replied if
2162 * the same mailbox is still open.
2165 fprintf (msg->fp, "X-Mutt-References: %s\n", msgid);
2167 /* (postponment) save the Fcc: using a special X-Mutt- header so that
2168 * it can be picked up when the message is recalled
2171 fprintf (msg->fp, "X-Mutt-Fcc: %s\n", fcc);
2172 fprintf (msg->fp, "Status: RO\n");
2174 /* (postponment) if the mail is to be signed or encrypted, save this info */
2175 if (post && (hdr->security & APPLICATION_PGP)) {
2176 fputs ("X-Mutt-PGP: ", msg->fp);
2177 if (hdr->security & ENCRYPT)
2178 fputc ('E', msg->fp);
2179 if (hdr->security & SIGN) {
2180 fputc ('S', msg->fp);
2181 if (PgpSignAs && *PgpSignAs)
2182 fprintf (msg->fp, "<%s>", PgpSignAs);
2184 if (hdr->security & INLINE)
2185 fputc ('I', msg->fp);
2186 fputc ('\n', msg->fp);
2189 /* (postponment) if the mail is to be signed or encrypted, save this info */
2190 if (post && (hdr->security & APPLICATION_SMIME)) {
2191 fputs ("X-Mutt-SMIME: ", msg->fp);
2192 if (hdr->security & ENCRYPT) {
2193 fputc ('E', msg->fp);
2194 if (SmimeCryptAlg && *SmimeCryptAlg)
2195 fprintf (msg->fp, "C<%s>", SmimeCryptAlg);
2197 if (hdr->security & SIGN) {
2198 fputc ('S', msg->fp);
2199 if (SmimeDefaultKey && *SmimeDefaultKey)
2200 fprintf (msg->fp, "<%s>", SmimeDefaultKey);
2202 if (hdr->security & INLINE)
2203 fputc ('I', msg->fp);
2204 fputc ('\n', msg->fp);
2207 /* (postponement) if the mail is to be sent through a mixmaster
2208 * chain, save that information
2210 if (post && hdr->chain && hdr->chain) {
2213 fputs ("X-Mutt-Mix:", msg->fp);
2214 for (p = hdr->chain; p; p = p->next)
2215 fprintf (msg->fp, " %s", (char *) p->data);
2217 fputc ('\n', msg->fp);
2221 char sasha[LONG_STRING];
2224 mutt_write_mime_body (hdr->content, tempfp);
2226 /* make sure the last line ends with a newline. Emacs doesn't ensure
2227 * this will happen, and it can cause problems parsing the mailbox
2230 fseeko (tempfp, -1, 2);
2231 if (fgetc (tempfp) != '\n') {
2232 fseeko (tempfp, 0, 2);
2233 fputc ('\n', tempfp);
2237 if (ferror (tempfp)) {
2240 mx_commit_message (msg, &f); /* XXX - really? */
2241 mx_close_message (&msg);
2242 mx_close_mailbox (&f, NULL);
2246 /* count the number of lines */
2248 while (fgets (sasha, sizeof (sasha), tempfp) != NULL)
2250 fprintf (msg->fp, "Content-Length: %zd\n", ftello (tempfp));
2251 fprintf (msg->fp, "Lines: %d\n\n", lines);
2253 /* copy the body and clean up */
2255 r = mutt_copy_stream (tempfp, msg->fp);
2256 if (m_fclose(&tempfp) != 0)
2258 /* if there was an error, leave the temp version */
2262 fputc ('\n', msg->fp); /* finish off the header */
2263 r = mutt_write_mime_body (hdr->content, msg->fp);
2266 if (mx_commit_message (msg, &f) != 0)
2268 mx_close_message (&msg);
2269 mx_close_mailbox (&f, NULL);
2272 set_noconv_flags (hdr->content, 0);