Norimasa Okamoto
W5200(WIZ820io) network interface
DHCPClient.h@2:a8df39b4f3aa, 2012-04-19 (annotated)
- Committer:
- va009039
- Date:
- Thu Apr 19 11:14:43 2012 +0000
- Revision:
- 2:a8df39b4f3aa
- Parent:
- 0:61831b843b44
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| va009039 | 0:61831b843b44 | 1 | // DHCPClient.h 2012/4/13 |
| va009039 | 0:61831b843b44 | 2 | #ifndef DHCPCLIENT_H |
| va009039 | 0:61831b843b44 | 3 | #define DHCPCLIENT_H |
| va009039 | 0:61831b843b44 | 4 | #include "UDPSocket.h" |
| va009039 | 0:61831b843b44 | 5 | |
| va009039 | 0:61831b843b44 | 6 | |
| va009039 | 0:61831b843b44 | 7 | #define DHCP_OFFSET_OP 0 |
| va009039 | 0:61831b843b44 | 8 | #define DHCP_OFFSET_XID 4 |
| va009039 | 0:61831b843b44 | 9 | #define DHCP_OFFSET_YIADDR 16 |
| va009039 | 0:61831b843b44 | 10 | #define DHCP_OFFSET_CHADDR 28 |
| va009039 | 0:61831b843b44 | 11 | #define DHCP_OFFSET_MAGIC_COOKIE 236 |
| va009039 | 0:61831b843b44 | 12 | #define DHCP_OFFSET_OPTIONS 240 |
| va009039 | 0:61831b843b44 | 13 | #define DHCP_MAX_PACKET_SIZE 600 |
| va009039 | 0:61831b843b44 | 14 | |
| va009039 | 0:61831b843b44 | 15 | class DHCPClient { |
| va009039 | 0:61831b843b44 | 16 | int discover(uint8_t buf[], int size); |
| va009039 | 0:61831b843b44 | 17 | int request(uint8_t buf[], int size); |
| va009039 | 0:61831b843b44 | 18 | int offer_ack(uint8_t buf[], int size); |
| va009039 | 0:61831b843b44 | 19 | bool verify(uint8_t buf[], int len); |
| va009039 | 0:61831b843b44 | 20 | public: |
| va009039 | 0:61831b843b44 | 21 | void callback(UDPSocketEvent e); |
| va009039 | 0:61831b843b44 | 22 | int setup(int timeout_ms = 15000); |
| va009039 | 0:61831b843b44 | 23 | DHCPClient(); |
| va009039 | 0:61831b843b44 | 24 | uint8_t chaddr[6]; // MAC |
| va009039 | 0:61831b843b44 | 25 | uint8_t yiaddr[4]; // IP |
| va009039 | 0:61831b843b44 | 26 | uint8_t dnsaddr[4]; // DNS |
| va009039 | 0:61831b843b44 | 27 | uint8_t gateway[4]; |
| va009039 | 0:61831b843b44 | 28 | uint8_t netmask[4]; |
| va009039 | 0:61831b843b44 | 29 | private: |
| va009039 | 0:61831b843b44 | 30 | UDPSocket* m_udp; |
| va009039 | 0:61831b843b44 | 31 | uint8_t xid[4]; |
| va009039 | 0:61831b843b44 | 32 | bool exit_flag; |
| va009039 | 0:61831b843b44 | 33 | }; |
| va009039 | 0:61831b843b44 | 34 | #endif //DHCPCLIENT_H |