dhcpv6.h

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//*****************************************************************************
//
//
//*****************************************************************************
#ifndef _DHCP6_H_
#define _DHCP6_H_
#include <stdint.h>
#include "w6100.h"
#include "socket.h"
/*
 * @brief 
 * @details If you want to display debug & procssing message, Define _DHCP_DEBUG_ 
 * @note    If defined, it dependens on <stdio.h>
 */
//#define _DHCP_DEBUG_
 
/* Retry to processing DHCP */
#define MAX_DHCP_RETRY 2  
#define DHCP_WAIT_TIME 10 
 
/* UDP port numbers for DHCP */
#define DHCP_SERVER_PORT 547 
#define DHCP_CLIENT_PORT 546 
 
#define DCHP_HOST_NAME "WIZnet\0"
 
/* 
 * @brief return value of @ref DHCP_run()
 */
enum
{
   DHCP_FAILED = 0, 
   DHCP_RUNNING,    
   DHCP_IP_ASSIGN,  
   DHCP_IP_CHANGED, 
   DHCP_IP_LEASED,  
   DHCP_STOPPED     
};
 
void InitDhcpOption(unsigned asize, unsigned agrowby);
void AppendDhcpOption(uint8_t value);
void DumpDhcpOption(char *sMark);
void DHCP_Option_Select(uint8_t Option);
/*
 * @brief DHCP client initialization (outside of the main loop)
 * @param s   - socket number
 * @param buf - buffer for procssing DHCP message
 */
void DHCP_init(uint8_t s, uint8_t *buf);
 
/*
 * @brief DHCP 1s Tick Timer handler
 * @note SHOULD BE register to your system 1s Tick timer handler 
 */
void DHCP_time_handler(void);
 
uint8_t DHCP_run(wiz_NetInfo *netinfo);
 
uint8_t DHCP_run2(void);
 
/*
 * @brief Stop DHCP procssing
 * @note If you want to restart. call DHCP_init() and DHCP_run()
 */
void DHCP_stop(void);
 
#endif /* _DHCP_H_ */