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+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * This is the definitions for the Content Type Handler plugins for
+ * libmime. This will allow developers the dynamically add the ability
+ * for libmime to render new content types in the MHTML rendering of
+ * HTML messages.
+ */
+
+#ifndef _MIMECTH_H_
+#define _MIMECTH_H_
+
+#include "mimei.h"
+#include "mimeobj.h" /* MimeObject (abstract) */
+#include "mimecont.h" /* |--- MimeContainer (abstract) */
+#include "mimemult.h" /* | |--- MimeMultipart (abstract) */
+#include "mimemsig.h" /* | | |--- MimeMultipartSigned (abstract)*/
+#include "mimetext.h" /* | |--- MimeInlineText (abstract) */
+#include "mimecryp.h"
+
+/*
+ This header exposes functions that are necessary to access the
+ object hierarchy for the mime chart. The class hierarchy is:
+
+ MimeObject (abstract)
+ |
+ |--- MimeContainer (abstract)
+ | |
+ | |--- MimeMultipart (abstract)
+ | | |
+ | | |--- MimeMultipartMixed
+ | | |
+ | | |--- MimeMultipartDigest
+ | | |
+ | | |--- MimeMultipartParallel
+ | | |
+ | | |--- MimeMultipartAlternative
+ | | |
+ | | |--- MimeMultipartRelated
+ | | |
+ | | |--- MimeMultipartAppleDouble
+ | | |
+ | | |--- MimeSunAttachment
+ | | |
+ | | |--- MimeMultipartSigned (abstract)
+ | | |
+ | | |--- MimeMultipartSigned
+ | |
+ | |--- MimeXlateed (abstract)
+ | | |
+ | | |--- MimeXlateed
+ | |
+ | |--- MimeMessage
+ | |
+ | |--- MimeUntypedText
+ |
+ |--- MimeLeaf (abstract)
+ | |
+ | |--- MimeInlineText (abstract)
+ | | |
+ | | |--- MimeInlineTextPlain
+ | | |
+ | | |--- MimeInlineTextHTML
+ | | |
+ | | |--- MimeInlineTextRichtext
+ | | | |
+ | | | |--- MimeInlineTextEnriched
+ | | |
+ | | |--- MimeInlineTextVCard
+ | |
+ | |--- MimeInlineImage
+ | |
+ | |--- MimeExternalObject
+ |
+ |--- MimeExternalBody
+ */
+
+#include "nsIMimeContentTypeHandler.h"
+
+/*
+ * These functions are exposed by libmime to be used by content type
+ * handler plugins for processing stream data.
+ */
+/*
+ * This is the write call for outputting processed stream data.
+ */
+extern int MIME_MimeObject_write(MimeObject *,
+ const char *data,
+ int32_t length,
+ bool user_visible_p);
+/*
+ * The following group of calls expose the pointers for the object
+ * system within libmime.
+ */
+extern MimeInlineTextClass *MIME_GetmimeInlineTextClass(void);
+extern MimeLeafClass *MIME_GetmimeLeafClass(void);
+extern MimeObjectClass *MIME_GetmimeObjectClass(void);
+extern MimeContainerClass *MIME_GetmimeContainerClass(void);
+extern MimeMultipartClass *MIME_GetmimeMultipartClass(void);
+extern MimeMultipartSignedClass *MIME_GetmimeMultipartSignedClass(void);
+extern MimeEncryptedClass *MIME_GetmimeEncryptedClass(void);
+
+/*
+ * These are the functions that need to be implemented by the
+ * content type handler plugin. They will be called by by libmime
+ * when the module is loaded at runtime.
+ */
+
+/*
+ * MIME_GetContentType() is called by libmime to identify the content
+ * type handled by this plugin.
+ */
+extern "C"
+char *MIME_GetContentType(void);
+
+/*
+ * This will create the MimeObjectClass object to be used by the libmime
+ * object system.
+ */
+extern "C"
+MimeObjectClass *MIME_CreateContentTypeHandlerClass(const char *content_type,
+ contentTypeHandlerInitStruct *initStruct);
+
+/*
+ * Typedefs for libmime to use when locating and calling the above
+ * defined functions.
+ */
+typedef char * (*mime_get_ct_fn_type)(void);
+typedef MimeObjectClass * (*mime_create_class_fn_type)
+ (const char *, contentTypeHandlerInitStruct *);
+
+#endif /* _MIMECTH_H_ */