#ifndef _OPT_H
#define _OPT_H


#ifndef INT64_H
#define INT64_H	
typedef long long				int64;
#endif

#ifndef U_INT8_H
#define U_INT8_H
typedef unsigned char			uint8;
#endif

#ifndef U_INT64_H
#define U_INT64_H
typedef unsigned long long		uint64;
#endif

#ifndef U_INT16_H
#define U_INT16_H
typedef unsigned short			uint16;
#endif

#ifndef U_LONG64_H
#define U_LONG64_H
typedef unsigned long			ulong64;
#endif

#ifndef U_INT32_H
#define U_INT32_H
typedef unsigned int			uint32;
#endif


#define OPT_STATUS_COMPLETE		0
#define OPT_STATUS_FRAG			1
#define OPT_STATUS_FRAG_END		2

typedef void* opt_t;

#ifdef __cplusplus
extern "C" {
#endif

opt_t	create_opt(int opt_type, int opt_status, const char* opt_name, const void* opt_value, uint32 opt_len);
void 	destroy_opt(opt_t opt);

void	append_nested_opt(opt_t ext_opt, opt_t inner_opt);
uint32 	get_opt_size(opt_t opt);

#ifdef __cplusplus
}
#endif

#endif