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#ifndef _BUFFER_H_
#define _BUFFER_H_
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include "linux_list.h"
struct buffer {
size_t max_size;
size_t cur_size;
unsigned int num_elems;
struct list_head head;
};
struct buffer_node {
struct list_head head;
size_t size;
char data[0];
};
struct buffer *buffer_create(size_t max_size);
void buffer_destroy(struct buffer *b);
unsigned int buffer_len(struct buffer *b);
int buffer_add(struct buffer *b, const void *data, size_t size);
void buffer_del(struct buffer *b, void *data);
void buffer_iterate(struct buffer *b,
void *data,
int (*iterate)(void *data1, void *data2));
#endif
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