/* GNU Mailutils -- a suite of utilities for electronic mail Copyright (C) 2005, 2006, 2007, 2010 Free Software Foundation, Inc. GNU Mailutils 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 3, or (at your option) any later version. GNU Mailutils 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 GNU Mailutils; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #include <stdio.h> #include <stdlib.h> #include <errno.h> #include <string.h> #include <mailutils/mailutils.h> /* Replace all octal escapes in BUF with the corresponding characters. */ static void decode_octal (char *buf) { char *p; unsigned i, n; for (p = buf; *p;) { if (*buf == '\\') { buf++; switch (*buf) { case 'a': *p++ = '\a'; buf++; break; case 'b': *p++ = '\b'; buf++; break; case 'f': *p++ = '\f'; buf++; break; case 'n': *p++ = '\n'; buf++; break; case 'r': *p++ = '\r'; buf++; break; case 't': *p++ = '\t'; buf++; break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': n = 0; for (i = 0; i < 3; i++, buf++) { unsigned x = *(unsigned char*)buf - '0'; if (x > 7) break; n <<= 3; n += x; } if (i != 3) { buf -= i; *p++ = '\\'; } else *p++ = n; break; default: *p++ = '\\'; *p++ = *buf++; break; } } else *p++ = *buf++; } *p = 0; } int main (int argc, char *argv[]) { int c; char buf[256]; char vbuf[256]; char *charset = strdup ("iso-8859-1"); char *encoding = strdup ("quoted-printable"); int octal = 0; while ((c = getopt (argc, argv, "c:e:hot")) != EOF) switch (c) { case 'c': free (charset); charset = strdup (optarg); break; case 'e': free (encoding); encoding = strdup (optarg); break; case 'o': octal = 1; break; case 't': octal = 0; break; case 'h': printf ("usage: %s [-c charset] [-e encoding] [-ot]\n", argv[0]); exit (0); default: exit (1); } while (fgets (buf, sizeof (buf), stdin)) { int len; char *p = NULL; char *cmd; int rc; len = strlen (buf); if (len > 0 && buf[len - 1] == '\n') buf[len - 1] = 0; strncpy(vbuf, buf, sizeof vbuf); cmd = vbuf; if (cmd[0] == '\\') { if (cmd[1] == 0) { fprintf (stderr, "Unfinished command\n"); continue; } for (p = cmd + 2; *p && *p == ' '; p++) ; switch (cmd[1]) { case 'c': free (charset); charset = strdup (p); continue; case 'e': free (encoding); encoding = strdup (p); continue; case 'o': octal = 1; continue; case 't': octal = 0; continue; case '\\': cmd++; break; default: fprintf (stderr, "Unknown command\n"); continue; } } if (octal) decode_octal (cmd); rc = mu_rfc2047_encode (charset, encoding, cmd, &p); printf ("%s=> %s\n", buf, mu_strerror (rc)); if (p) printf ("%s\n", p); free (p); } return 0; }