nugu_buffer.h

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/*
 * Copyright (c) 2019 SK Telecom Co., Ltd. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef __NUGU_BUFFER_H__
#define __NUGU_BUFFER_H__
 
#include <stddef.h>
#include <nugu.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define NUGU_BUFFER_NOT_FOUND ((size_t) - 1)
 
typedef struct _nugu_buffer NuguBuffer;
 
NUGU_API NuguBuffer *nugu_buffer_new(size_t default_size);
 
NUGU_API void *nugu_buffer_free(NuguBuffer *buf, int is_data_free);
 
NUGU_API size_t nugu_buffer_add(NuguBuffer *buf, const void *data,
                                size_t data_len);
 
NUGU_API size_t nugu_buffer_add_byte(NuguBuffer *buf, unsigned char byte);
 
NUGU_API int nugu_buffer_set_byte(NuguBuffer *buf, size_t pos,
                                  unsigned char byte);
 
NUGU_API const void *nugu_buffer_peek(NuguBuffer *buf);
 
NUGU_API size_t nugu_buffer_get_size(NuguBuffer *buf);
 
NUGU_API size_t nugu_buffer_get_alloc_size(NuguBuffer *buf);
 
NUGU_API size_t nugu_buffer_find_byte(NuguBuffer *buf, unsigned char want);
 
NUGU_API unsigned char nugu_buffer_peek_byte(NuguBuffer *buf, size_t pos);
 
NUGU_API int nugu_buffer_clear(NuguBuffer *buf);
 
NUGU_API int nugu_buffer_clear_from(NuguBuffer *buf, size_t pos);
 
NUGU_API int nugu_buffer_shift_left(NuguBuffer *buf, size_t size);
 
NUGU_API void *nugu_buffer_pop(NuguBuffer *buf, size_t size);
 
#ifdef __cplusplus
}
#endif
 
#endif