callback.h

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/* libFLAC - Free Lossless Audio Codec library
 * Copyright (C) 2004-2009  Josh Coalson
 * Copyright (C) 2011-2025  Xiph.Org Foundation
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 * - Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 * - Neither the name of the Xiph.org Foundation nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
#ifndef FLAC__CALLBACK_H
#define FLAC__CALLBACK_H
 
#include "ordinals.h"
#include <stdlib.h> /* for size_t */
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef void* FLAC__IOHandle;
 
typedef size_t (*FLAC__IOCallback_Read) (void *ptr, size_t size, size_t nmemb, FLAC__IOHandle handle);
 
typedef size_t (*FLAC__IOCallback_Write) (const void *ptr, size_t size, size_t nmemb, FLAC__IOHandle handle);
 
typedef int (*FLAC__IOCallback_Seek) (FLAC__IOHandle handle, FLAC__int64 offset, int whence);
 
typedef FLAC__int64 (*FLAC__IOCallback_Tell) (FLAC__IOHandle handle);
 
typedef int (*FLAC__IOCallback_Eof) (FLAC__IOHandle handle);
 
typedef int (*FLAC__IOCallback_Close) (FLAC__IOHandle handle);
 
typedef struct {
    FLAC__IOCallback_Read read;   
    FLAC__IOCallback_Write write; 
    FLAC__IOCallback_Seek seek;   
    FLAC__IOCallback_Tell tell;   
    FLAC__IOCallback_Eof eof;     
    FLAC__IOCallback_Close close; 
} FLAC__IOCallbacks;
 
/* \} */
 
#ifdef __cplusplus
}
#endif
 
#endif