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#ifndef PN_BUFFER_H
#define PN_BUFFER_H
#include <stddef.h>
struct pn_buffer {
void *data;
void *alloc_data;
size_t size;
size_t len;
size_t offset;
};
struct pn_buffer *pn_buffer_new(void);
struct pn_buffer *pn_buffer_new_and_alloc(size_t size);
struct pn_buffer *pn_buffer_new_memdup(const void *data, size_t size);
struct pn_buffer *pn_buffer_new_use(void *data, size_t size);
void pn_buffer_free(struct pn_buffer *buffer);
void pn_buffer_resize(struct pn_buffer *buffer, size_t new_size);
char *pn_buffer_to_string(struct pn_buffer *buffer);
void pn_buffer_prepare(struct pn_buffer *buffer, size_t extra_size);
#endif /* PN_BUFFER_H */
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