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/* buffer.h */
#ifndef __buffer_h
#define __buffer_h
#include <stddef.h>
typedef struct {
void *buf;
size_t used;
size_t size;
size_t growby;
unsigned long flags; /* Unused here - available for user apps */
} buffer;
int buffer_init( buffer * b, size_t initsize, size_t growby );
int buffer_delete( buffer * b );
int buffer_ensure( buffer * b, size_t minsize );
int buffer_ensure_free( buffer * b, size_t minfree );
int buffer_append( buffer * b, const void *m, size_t len );
int buffer_set_used( buffer * b, size_t used );
#define buffer_used(b) ((b)->used)
#define buffer_size(b) ((b)->size)
#endif /* __buffer_h */