diff options
Diffstat (limited to 'tinyMEDIA/include/tinymedia/content/tmedia_content.h')
| -rw-r--r-- | tinyMEDIA/include/tinymedia/content/tmedia_content.h | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/tinyMEDIA/include/tinymedia/content/tmedia_content.h b/tinyMEDIA/include/tinymedia/content/tmedia_content.h new file mode 100644 index 0000000..d030243 --- /dev/null +++ b/tinyMEDIA/include/tinymedia/content/tmedia_content.h @@ -0,0 +1,126 @@ +/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO 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 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO 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 DOUBANGO.
+*
+*/
+
+/**@file tmedia_content.h
+ * @brief Base content object.
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ */
+#ifndef TINYMEDIA_CONTENT_H
+#define TINYMEDIA_CONTENT_H
+
+#include "tinymedia_config.h"
+
+#include "tsk_buffer.h"
+#include "tsk_list.h"
+#include "tsk_params.h"
+
+TMEDIA_BEGIN_DECLS
+
+/**Max number of plugins (content types) we can create */
+#define TMEDIA_CONTENT_MAX_PLUGINS 0x0F
+
+/** cast any pointer to @ref tmedia_content_t* object */
+#define TMEDIA_CONTENT(self) ((tmedia_content_t*)(self))
+
+/** Base object for all contents */
+typedef struct tmedia_content_s
+{
+ TSK_DECLARE_OBJECT;
+
+ const char* type;
+ //! plugin used to create the codec
+ const struct tmedia_content_plugin_def_s* plugin;
+}
+tmedia_content_t;
+
+/** Virtual table used to define a content plugin */
+typedef struct tmedia_content_plugin_def_s
+{
+ //! object definition used to create an instance of the codec
+ const tsk_object_def_t* objdef;
+
+ //! e.g. 'message/CPIM'
+ const char* type;
+
+ int (*parse) (tmedia_content_t*, const void* in_data, tsk_size_t in_size);
+ tsk_buffer_t* (*get_data) (tmedia_content_t*);
+}
+tmedia_content_plugin_def_t;
+
+/** List of @ref tmedia_codec_t elements */
+typedef tsk_list_t tmedia_contents_L_t;
+
+/**< Declare base class as content */
+#define TMEDIA_DECLARE_CONTENT tmedia_content_t __content__
+
+TINYMEDIA_API int tmedia_content_plugin_register(const char* type, const tmedia_content_plugin_def_t* plugin);
+TINYMEDIA_API int tmedia_content_plugin_unregister(const char* type, const tmedia_content_plugin_def_t* plugin);
+TINYMEDIA_API int tmedia_content_plugin_unregister_all();
+
+TINYMEDIA_API tmedia_content_t* tmedia_content_create(const char* type);
+TINYMEDIA_API tmedia_content_t* tmedia_content_parse(const void* data, tsk_size_t size, const char* type);
+
+TINYMEDIA_API int tmedia_content_init(tmedia_content_t* self);
+TINYMEDIA_API int tmedia_content_deinit(tmedia_content_t* self);
+TINYMEDIA_API tsk_buffer_t* tmedia_content_get_data(tmedia_content_t* self);
+
+/** dummy content */
+typedef struct tmedia_content_dummy_s
+{
+ TMEDIA_DECLARE_CONTENT;
+
+ tsk_buffer_t* data;
+}
+tmedia_content_dummy_t;
+
+#define TMEDIA_CONTENT_DUMMY(self) ((tmedia_content_dummy_t*)(self))
+#define TMEDIA_CONTENT_IS_DUMMY(self) ( (self) && (TMEDIA_CONTENT((self))->plugin==tmedia_content_dummy_plugin_def_t) )
+
+TINYMEDIA_GEXTERN const tmedia_content_plugin_def_t *tmedia_content_dummy_plugin_def_t;
+
+
+/** content header */
+typedef struct tmedia_content_header_s
+{
+ TSK_DECLARE_OBJECT;
+
+ char* name;
+ char* value;
+ tsk_params_L_t* params;
+}
+tmedia_content_header_t;
+
+tmedia_content_header_t* tmedia_content_header_create(const char* name, const char* value);
+int tmedia_content_header_deinit(tmedia_content_header_t* self);
+char* tmedia_content_header_tostring(const tmedia_content_header_t* self);
+
+#define TMEDIA_CONTENT_HEADER(self) ((tmedia_content_header_t*)(self))
+#define TMEDIA_DECLARE_CONTENT_HEADER tmedia_content_header_t __content_header__
+typedef tsk_list_t tmedia_content_headers_L_t;
+
+TINYMEDIA_GEXTERN const tsk_object_def_t *tmedia_content_header_def_t;
+
+TMEDIA_END_DECLS
+
+#endif /* TINYMEDIA_CONTENT_H */
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