src/procmime.h

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2001 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #ifndef __PROCMIME_H__
  21 #define __PROCMIME_H__
  22
  23 #ifdef HAVE_CONFIG_H
  24 #  include "config.h"
  25 #endif
  26
  27 #include <glib.h>
  28 #include <stdio.h>
  29
  30 typedef struct _MimeType        MimeType;
  31 typedef struct _MimeInfo        MimeInfo;
  32
  33 #include "procmsg.h"
  34
  35 typedef enum
  36 {
  37         ENC_7BIT,
  38         ENC_8BIT,
  39         ENC_QUOTED_PRINTABLE,
  40         ENC_BASE64,
  41         ENC_X_UUENCODE,
  42         ENC_UNKNOWN
  43 } EncodingType;
  44
  45 typedef enum
  46 {
  47         MIME_TEXT,
  48         MIME_TEXT_HTML,
  49         MIME_MESSAGE_RFC822,
  50         MIME_APPLICATION,
  51         MIME_APPLICATION_OCTET_STREAM,
  52         MIME_MULTIPART,
  53         MIME_IMAGE,
  54         MIME_AUDIO,
  55         MIME_UNKNOWN
  56 } ContentType;
  57
  58 struct _MimeType
  59 {
  60         gchar *type;
  61         gchar *sub_type;
  62
  63         gchar *extension;
  64 };
  65
  66 struct _MimeInfo
  67 {
  68         gchar *encoding;
  69
  70         EncodingType encoding_type;
  71         ContentType  mime_type;
  72
  73         gchar *content_type;
  74         gchar *charset;
  75         gchar *name;
  76         gchar *boundary;
  77
  78         gchar *content_disposition;
  79         gchar *filename;
  80
  81         glong fpos;
  82         guint size;
  83
  84         MimeInfo *main;
  85         MimeInfo *sub;
  86
  87         MimeInfo *next;
  88         MimeInfo *parent;
  89         MimeInfo *children;
  90
  91 #if USE_GPGME
  92         MimeInfo *plaintext;
  93         gchar *plaintextfile;
  94         gchar *sigstatus;
  95         gchar *sigstatus_full;
  96 #endif
  97
  98         gint level;
  99 };
 100
 101 #define IS_BOUNDARY(s, bnd, len) \
 102         (bnd && s[0] == '-' && s[1] == '-' && !strncmp(s + 2, bnd, len))
 103
 104 /* MimeInfo handling */
 105
 106 MimeInfo *procmime_mimeinfo_new         (void);
 107 void procmime_mimeinfo_free             (MimeInfo       *mimeinfo);
 108 void procmime_mimeinfo_free_all         (MimeInfo       *mimeinfo);
 109
 110 MimeInfo *procmime_mimeinfo_insert      (MimeInfo       *parent,
 111                                          MimeInfo       *mimeinfo);
 112
 113 MimeInfo *procmime_scan_message         (MsgInfo        *msginfo);
 114 void procmime_scan_multipart_message    (MimeInfo       *mimeinfo,
 115                                          FILE           *fp);
 116
 117 /* scan headers */
 118
 119 void procmime_scan_encoding             (MimeInfo       *mimeinfo,
 120                                          const gchar    *encoding);
 121 void procmime_scan_content_type         (MimeInfo       *mimeinfo,
 122                                          const gchar    *content_type);
 123 void procmime_scan_content_disposition  (MimeInfo       *mimeinfo,
 124                                          const gchar    *content_disposition);
 125 MimeInfo *procmime_scan_mime_header     (FILE           *fp);
 126
 127 FILE *procmime_decode_content           (FILE           *outfp,
 128                                          FILE           *infp,
 129                                          MimeInfo       *mimeinfo);
 130 gint procmime_get_part                  (const gchar    *outfile,
 131                                          const gchar    *infile,
 132                                          MimeInfo       *mimeinfo);
 133 FILE *procmime_get_text_part            (MsgInfo        *msginfo);
 134
 135 gchar *procmime_get_tmp_file_name       (MimeInfo       *mimeinfo);
 136
 137 ContentType procmime_scan_mime_type     (const gchar    *mime_type);
 138 gchar *procmime_get_mime_type           (const gchar    *filename);
 139
 140 GList *procmime_get_mime_type_list      (void);
 141
 142 EncodingType procmime_get_encoding_for_charset  (const gchar    *charset);
 143 const gchar *procmime_get_encoding_str          (EncodingType    encoding);
 144
 145 #endif /* __PROCMIME_H__ */