Oops, forgot to commit. New stream/filter for doing

	cool stuff.

svn path=/trunk/; revision=6480

1 files changed, 80 insertions, 0 deletions

diff --git a/camel/camel-mime-filter-bestenc.h b/camel/camel-mime-filter-bestenc.h
new file mode 100644
index 0000000000..32eea23afe
--- /dev/null
+++ b/camel/camel-mime-filter-bestenc.h
@@ -0,0 +1,80 @@
+/*
+ *  Copyright (C) 2000 Helix Code Inc.
+ *
+ *  Authors: Michael Zucchi <notzed@helixcode.com>
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library 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 Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public
+ *  License along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _CAMEL_MIME_FILTER_BESTENC_H
+#define _CAMEL_MIME_FILTER_BESTENC_H
+
+#include <camel/camel-mime-filter.h>
+#include <camel/camel-mime-part.h>
+#include <camel/camel-charset-map.h>
+
+#define CAMEL_MIME_FILTER_BESTENC(obj)         CAMEL_CHECK_CAST (obj, camel_mime_filter_bestenc_get_type (), CamelMimeFilterBestenc)
+#define CAMEL_MIME_FILTER_BESTENC_CLASS(klass) CAMEL_CHECK_CLASS_CAST (klass, camel_mime_filter_bestenc_get_type (), CamelMimeFilterBestencClass)
+#define IS_CAMEL_MIME_FILTER_BESTENC(obj)      CAMEL_CHECK_TYPE (obj, camel_mime_filter_bestenc_get_type ())
+
+typedef struct _CamelMimeFilterBestencClass CamelMimeFilterBestencClass;
+
+enum _CamelBestencRequired {
+	CAMEL_BESTENC_GET_ENCODING = 1<<0,
+	CAMEL_BESTENC_GET_CHARSET = 1<<1,
+
+	/* do we treat 'lf' as if it were crlf? */
+	CAMEL_BESTENC_LF_IS_CRLF = 1<<8
+};
+typedef enum _CamelBestencRequired CamelBestencRequired;
+
+enum _CamelBestencEncoding {
+	CAMEL_BESTENC_7BIT,
+	CAMEL_BESTENC_8BIT,
+	CAMEL_BESTENC_BINARY,
+};
+typedef enum _CamelBestencEncoding CamelBestencEncoding;
+
+struct _CamelMimeFilterBestenc {
+	CamelMimeFilter parent;
+
+	unsigned int flags;	/* our creation flags, see above */
+
+	unsigned int count0;	/* count of NUL characters */
+	unsigned int count8;	/* count of 8 bit characters */
+	unsigned int total;	/* total characters read */
+
+	unsigned int lastc;	/* the last character read */
+	int crlfnoorder;	/* if crlf's occured where they shouldn't have */
+
+	unsigned int countline;	/* current count of characters on a given line */
+	unsigned int maxline;	/* max length of any line */
+
+	CamelCharset charset;	/* used to determine the best charset to use */
+};
+
+struct _CamelMimeFilterBestencClass {
+	CamelMimeFilterClass parent_class;
+};
+
+guint		camel_mime_filter_bestenc_get_type	(void);
+CamelMimeFilterBestenc      *camel_mime_filter_bestenc_new	(unsigned int flags);
+
+
+CamelMimePartEncodingType	camel_mime_filter_bestenc_get_best_encoding(CamelMimeFilterBestenc *f, CamelBestencEncoding required);
+const char *		camel_mime_filter_bestenc_get_best_charset(CamelMimeFilterBestenc *f);
+void 			camel_mime_filter_bestenc_set_flags(CamelMimeFilterBestenc *f, unsigned int flags);
+
+#endif /* ! _CAMEL_MIME_FILTER_BESTENC_H */