Daiki Kato
/
DhcpServer_mbed-os
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Fork of
DhcpServer
by 
Daiki Kato
Revision 4:ac6385f9f2db, committed 2018-06-21
- Comitter:
- dkato
- Date:
- Thu Jun 21 10:37:18 2018 +0000
- Parent:
- 3:bdea854c0ec8
- Commit message:
- Supports mbed-os 5.9.1
Changed in this revision
| DhcpServer.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/DhcpServer.cpp Fri Jun 23 11:44:52 2017 +0000 +++ b/DhcpServer.cpp Thu Jun 21 10:37:18 2018 +0000 @@ -1,14 +1,38 @@ #include "mbed.h" #include "rtos.h" -#include "lwip/netif.h" #include "TCPSocket.h" #include "TCPServer.h" #include "SocketAddress.h" #include "UDPSocket.h" -#include "prot/ip4.h" -#include "prot/dhcp.h" #include "DhcpServer.h" + /* DHCP message item offsets and length */ +#define DHCP_SNAME_LEN 64U + +/* DHCP message types */ +#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 + +/* BootP options */ +#define DHCP_OPTION_SUBNET_MASK 1 /* RFC 2132 3.3 */ +#define DHCP_OPTION_ROUTER 3 +#define DHCP_OPTION_DNS_SERVER 6 + +/* DHCP options */ +#define DHCP_OPTION_LEASE_TIME 51 /* RFC 2132 9.2, time in seconds, in 4 bytes */ + +#define DHCP_OPTION_MESSAGE_TYPE 53 /* RFC 2132 9.6, important for DHCP */ +#define DHCP_OPTION_MESSAGE_TYPE_LEN 1 + +#define DHCP_OPTION_SERVER_ID 54 /* RFC 2132 9.7, server IP address */ + + #define IP_ADDER_START (10) #define OFS_XID (4)