claws-mail/src/procmime.h
2001-09-20 11:53:09 +00:00

177 lines
4.3 KiB
C

/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2001 Hiroyuki Yamamoto
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __PROCMIME_H__
#define __PROCMIME_H__
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <glib.h>
#include <stdio.h>
typedef struct _MimeType MimeType;
typedef struct _MimeInfo MimeInfo;
#include "procmsg.h"
typedef enum
{
ENC_7BIT,
ENC_8BIT,
ENC_QUOTED_PRINTABLE,
ENC_BASE64,
ENC_X_UUENCODE,
ENC_UNKNOWN
} EncodingType;
typedef enum
{
MIME_TEXT,
MIME_TEXT_HTML,
MIME_MESSAGE_RFC822,
MIME_APPLICATION,
MIME_APPLICATION_OCTET_STREAM,
MIME_MULTIPART,
MIME_IMAGE,
MIME_AUDIO,
MIME_UNKNOWN
} ContentType;
struct _MimeType
{
gchar *type;
gchar *sub_type;
gchar *extension;
};
/*
* An example of MimeInfo structure:
*
* multipart/mixed root <-+ parent
* |
* multipart/alternative children <-+ parent
* |
* text/plain children --+
* |
* text/html next <-+
*
* message/rfc822 next <-+ main
* |
* sub (capsulated message)
*
* image/jpeg next
*/
struct _MimeInfo
{
gchar *encoding;
EncodingType encoding_type;
ContentType mime_type;
gchar *content_type;
gchar *charset;
gchar *name;
gchar *boundary;
gchar *content_disposition;
gchar *filename;
glong fpos;
guint size;
MimeInfo *main;
MimeInfo *sub;
MimeInfo *next;
MimeInfo *parent;
MimeInfo *children;
#if USE_GPGME
MimeInfo *plaintext;
gchar *plaintextfile;
gchar *sigstatus;
gchar *sigstatus_full;
#endif
gint level;
};
#define IS_BOUNDARY(s, bnd, len) \
(bnd && s[0] == '-' && s[1] == '-' && !strncmp(s + 2, bnd, len))
/* MimeInfo handling */
MimeInfo *procmime_mimeinfo_new (void);
void procmime_mimeinfo_free (MimeInfo *mimeinfo);
void procmime_mimeinfo_free_all (MimeInfo *mimeinfo);
MimeInfo *procmime_mimeinfo_insert (MimeInfo *parent,
MimeInfo *mimeinfo);
void procmime_mimeinfo_replace (MimeInfo *old,
MimeInfo *new);
MimeInfo *procmime_mimeinfo_next (MimeInfo *mimeinfo);
MimeInfo *procmime_scan_message (MsgInfo *msginfo);
void procmime_scan_multipart_message (MimeInfo *mimeinfo,
FILE *fp);
/* scan headers */
void procmime_scan_encoding (MimeInfo *mimeinfo,
const gchar *encoding);
void procmime_scan_content_type (MimeInfo *mimeinfo,
const gchar *content_type);
void procmime_scan_content_disposition (MimeInfo *mimeinfo,
const gchar *content_disposition);
MimeInfo *procmime_scan_mime_header (FILE *fp);
FILE *procmime_decode_content (FILE *outfp,
FILE *infp,
MimeInfo *mimeinfo);
gint procmime_get_part (const gchar *outfile,
const gchar *infile,
MimeInfo *mimeinfo);
FILE *procmime_get_text_content (MimeInfo *mimeinfo,
FILE *infp);
FILE *procmime_get_first_text_content (MsgInfo *msginfo);
gboolean procmime_find_string_part (MimeInfo *mimeinfo,
const gchar *filename,
const gchar *str,
gboolean case_sens);
gboolean procmime_find_string (MsgInfo *msginfo,
const gchar *str,
gboolean case_sens);
gchar *procmime_get_tmp_file_name (MimeInfo *mimeinfo);
ContentType procmime_scan_mime_type (const gchar *mime_type);
gchar *procmime_get_mime_type (const gchar *filename);
GList *procmime_get_mime_type_list (void);
EncodingType procmime_get_encoding_for_charset (const gchar *charset);
const gchar *procmime_get_encoding_str (EncodingType encoding);
#endif /* __PROCMIME_H__ */