format.h 1.75 KB
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/* Icecast
 *
 * This program is distributed under the GNU General Public License, version 2.
 * A copy of this license is included with this source.
 *
 * Copyright 2000-2004, Jack Moffitt <jack@xiph.org, 
 *                      Michael Smith <msmith@xiph.org>,
 *                      oddsock <oddsock@xiph.org>,
 *                      Karl Heyes <karl@xiph.org>
 *                      and others (see AUTHORS for details).
 */

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/* format.h
**
** format plugin header
**
*/
#ifndef __FORMAT_H__
#define __FORMAT_H__

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#include "client.h"
#include "refbuf.h"
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#include "httpp/httpp.h"
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struct source_tag;

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typedef enum _format_type_tag
{
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    FORMAT_TYPE_VORBIS,
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    FORMAT_TYPE_GENERIC,
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    FORMAT_ERROR /* No format, source not processable */
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} format_type_t;

typedef struct _format_plugin_tag
{
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    format_type_t type;
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    /* we need to know the mount to report statistics */
    char *mount;
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    char *contenttype;
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    refbuf_t *(*get_buffer)(struct source_tag *);
    int (*write_buf_to_client)(struct _format_plugin_tag *format, client_t *client);
    void (*write_buf_to_file)(struct source_tag *source, refbuf_t *refbuf);
    int (*create_client_data)(struct source_tag *source, client_t *client);
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    void (*client_send_headers)(struct _format_plugin_tag *format, 
            struct source_tag *source, client_t *client);
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    void (*free_plugin)(struct _format_plugin_tag *self);
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    /* for internal state management */
    void *_state;
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} format_plugin_t;

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format_type_t format_get_type(char *contenttype);
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char *format_get_mimetype(format_type_t type);
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int format_get_plugin(format_type_t type, struct source_tag *source);
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void format_send_general_headers(format_plugin_t *format, 
        struct source_tag *source, client_t *client);
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#endif  /* __FORMAT_H__ */