95ce2328
 李外
完成USB移植，测试正常，
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#ifndef _DHCP_H_
#define _DHCP_H_
#include "stdio.h"
#define DEVICE_ID "W5500"
typedef struct _DHCP_GET
{
uint8 mac[6];
uint8 lip[4];
uint8 sub[4];
uint8 gw[4];
uint8 dns[4];
}DHCP_Get;
extern uint32 dhcp_time;
extern DHCP_Get DHCP_GET;
#define EXTERN_DHCP_MAC DHCP_GET.mac
#define EXTERN_DHCP_SN DHCP_GET.sub
#define EXTERN_DHCP_GW DHCP_GET.gw
#define EXTERN_DHCP_DNS DHCP_GET.dns
#define EXTERN_DHCP_NAME "iweb"//ConfigMsg.domain
#define EXTERN_DHCP_SIP DHCP_GET.lip
#define DHCP_RET_NONE 0
#define DHCP_RET_ERR 1
#define DHCP_RET_TIMEOUT 2
#define DHCP_RET_UPDATE 3
#define DHCP_RET_CONFLICT 4
/* DHCP state machine. */
#define STATE_DHCP_READY 0
#define STATE_DHCP_DISCOVER 1
#define STATE_DHCP_REQUEST 2
#define STATE_DHCP_LEASED 3
#define STATE_DHCP_REREQUEST 4
#define STATE_DHCP_RELEASE 5
#define MAX_DHCP_RETRY 3
#define DHCP_WAIT_TIME 5
#define DHCP_FLAGSBROADCAST 0x8000
/* UDP port numbers for DHCP */
#define DHCP_SERVER_PORT 67 /* from server to client */
#define DHCP_CLIENT_PORT 68 /* from client to server */
/* DHCP message OP code */
#define DHCP_BOOTREQUEST 1
#define DHCP_BOOTREPLY 2
/* DHCP message type */
#define DHCP_DISCOVER 1
#define DHCP_OFFER 2
#define DHCP_REQUEST 3
#define DHCP_DECLINE 4
#define DHCP_ACK 5
#define DHCP_NAK 6
#define DHCP_RELEASE 7
#define DHCP_INFORM 8
#define DHCP_HTYPE10MB 1
#define DHCP_HTYPE100MB 2
#define DHCP_HLENETHERNET 6
#define DHCP_HOPS 0
#define DHCP_SECS 0
#define MAGIC_COOKIE 0x63825363
#define DEFAULT_XID 0x12345678
#define DEFAULT_LEASETIME 0xffffffff /* infinite lease time */
/* DHCP option and value (cf. RFC1533) */
enum
{
padOption = 0,
subnetMask = 1,
timerOffset = 2,
routersOnSubnet = 3,
timeServer = 4,
nameServer = 5,
dns = 6,
logServer = 7,
cookieServer = 8,
lprServer = 9,
impressServer = 10,
resourceLocationServer = 11,
hostName = 12,
bootFileSize = 13,
meritDumpFile = 14,
domainName = 15,
swapServer = 16,
rootPath = 17,
extentionsPath = 18,
IPforwarding = 19,
nonLocalSourceRouting = 20,
policyFilter = 21,
maxDgramReasmSize = 22,
defaultIPTTL = 23,
pathMTUagingTimeout = 24,
pathMTUplateauTable = 25,
ifMTU = 26,
allSubnetsLocal = 27,
broadcastAddr = 28,
performMaskDiscovery = 29,
maskSupplier = 30,
performRouterDiscovery = 31,
routerSolicitationAddr = 32,
staticRoute = 33,
trailerEncapsulation = 34,
arpCacheTimeout = 35,
ethernetEncapsulation = 36,
tcpDefaultTTL = 37,
tcpKeepaliveInterval = 38,
tcpKeepaliveGarbage = 39,
nisDomainName = 40,
nisServers = 41,
ntpServers = 42,
vendorSpecificInfo = 43,
netBIOSnameServer = 44,
netBIOSdgramDistServer = 45,
netBIOSnodeType = 46,
netBIOSscope = 47,
xFontServer = 48,
xDisplayManager = 49,
dhcpRequestedIPaddr = 50,
dhcpIPaddrLeaseTime = 51,
dhcpOptionOverload = 52,
dhcpMessageType = 53,
dhcpServerIdentifier = 54,
dhcpParamRequest = 55,
dhcpMsg = 56,
dhcpMaxMsgSize = 57,
dhcpT1value = 58,
dhcpT2value = 59,
dhcpClassIdentifier = 60,
dhcpClientIdentifier = 61,
endOption = 255
};
typedef struct _RIP_MSG
{
uint8 op;
uint8 htype;
uint8 hlen;
uint8 hops;
uint32 xid;
uint16 secs;
uint16 flags;
uint8 ciaddr[4];
uint8 yiaddr[4];
uint8 siaddr[4];
uint8 giaddr[4];
uint8 chaddr[16];
uint8 sname[64];
uint8 file[128];
uint8 OPT[312];
}RIP_MSG;
#define MAX_DHCP_OPT 16
void init_dhcp_client(void);
uint8 check_DHCP_state(SOCKET s); // Check the DHCP state
void do_dhcp(void);
#endif /* _DHCP_H_ */
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