Files
NE_YuR/openflow/include/clicknet/dhcp.h

130 lines
4.0 KiB
C

#ifndef CLICKNET_DHCP_H
#define CLICKNET_DHCP_H
struct click_dhcp {
uint8_t op; /* message type */
uint8_t htype; /* hardware address type */
uint8_t hlen; /* hardware address length */
uint8_t hops; /* should be zero in client's message */
uint32_t xid; /* transaction id */
uint16_t secs; /* elapsed time in sec. from trying to boot */
uint16_t flags;
uint32_t ciaddr; /* (previously allocated) client IP address */
uint32_t yiaddr; /* 'your' client IP address */
uint32_t siaddr; /* should be zero in client's messages */
uint32_t giaddr; /* should be zero in client's messages */
uint8_t chaddr[16]; /* client's hardware address */
uint8_t sname[64]; /* server host name, null terminated string */
uint8_t file[128]; /* boot file name, null terminated string */
uint32_t magic; /* magic cookie */
uint8_t options[312]; /* message options */
} CLICK_SIZE_PACKED_ATTRIBUTE;
#define ETH_10MB 1 /* htype */
#define ETH_10MB_LEN 6 /* hlen */
/* DHCP message OP code */
#define DHCP_BOOTREQUEST 1
#define DHCP_BOOTREPLY 2
/* DHCP Client State*/
enum dhcp_client_state {
DHCP_CLIENT_INIT_STATE = 1,
DHCP_CLIENT_SELECTING_STATE,
DHCP_CLIENT_REQUESTING_STATE,
DHCP_CLIENT_INIT_REBOOT,
DHCP_CLIENT_REBOOTING,
DHCP_CLIENT_BOUND,
DHCP_CLIENT_RENEWING,
DHCP_CLIENT_REBINDING
};
/* 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_NACK 6
#define DHCP_RELEASE 7
#define DHCP_INFORM 8
#define DHCP_MAGIC 0x63538263
/* DHCP Option codes: */
#define DHO_PAD 0
#define DHO_SUBNET_MASK 1
#define DHO_TIME_OFFSET 2
#define DHO_ROUTERS 3
#define DHO_TIME_SERVERS 4
#define DHO_NAME_SERVERS 5
#define DHO_DOMAIN_NAME_SERVERS 6
#define DHO_LOG_SERVERS 7
#define DHO_COOKIE_SERVERS 8
#define DHO_LPR_SERVERS 9
#define DHO_IMPRESS_SERVERS 10
#define DHO_RESOURCE_LOCATION_SERVERS 11
#define DHO_HOST_NAME 12
#define DHO_BOOT_SIZE 13
#define DHO_MERIT_DUMP 14
#define DHO_DOMAIN_NAME 15
#define DHO_SWAP_SERVER 16
#define DHO_ROOT_PATH 17
#define DHO_EXTENSIONS_PATH 18
#define DHO_IP_FORWARDING 19
#define DHO_NON_LOCAL_SOURCE_ROUTING 20
#define DHO_POLICY_FILTER 21
#define DHO_MAX_DGRAM_REASSEMBLY 22
#define DHO_DEFAULT_IP_TTL 23
#define DHO_PATH_MTU_AGING_TIMEOUT 24
#define DHO_PATH_MTU_PLATEAU_TABLE 25
#define DHO_INTERFACE_MTU 26
#define DHO_ALL_SUBNETS_LOCAL 27
#define DHO_BROADCAST_ADDRESS 28
#define DHO_PERFORM_MASK_DISCOVERY 29
#define DHO_MASK_SUPPLIER 30
#define DHO_ROUTER_DISCOVERY 31
#define DHO_ROUTER_SOLICITATION_ADDRESS 32
#define DHO_STATIC_ROUTES 33
#define DHO_TRAILER_ENCAPSULATION 34
#define DHO_ARP_CACHE_TIMEOUT 35
#define DHO_IEEE802_3_ENCAPSULATION 36
#define DHO_DEFAULT_TCP_TTL 37
#define DHO_TCP_KEEPALIVE_INTERVAL 38
#define DHO_TCP_KEEPALIVE_GARBAGE 39
#define DHO_NIS_DOMAIN 40
#define DHO_NIS_SERVERS 41
#define DHO_NTP_SERVERS 42
#define DHO_VENDOR_ENCAPSULATED_OPTIONS 43
#define DHO_NETBIOS_NAME_SERVERS 44
#define DHO_NETBIOS_DD_SERVER 45
#define DHO_NETBIOS_NODE_TYPE 46
#define DHO_NETBIOS_SCOPE 47
#define DHO_FONT_SERVERS 48
#define DHO_X_DISPLAY_MANAGER 49
#define DHO_DHCP_REQUESTED_ADDRESS 50
#define DHO_DHCP_LEASE_TIME 51
#define DHO_DHCP_OPTION_OVERLOAD 52
#define DHO_DHCP_MESSAGE_TYPE 53
#define DHO_DHCP_SERVER_IDENTIFIER 54
#define DHO_DHCP_PARAMETER_REQUEST_LIST 55
#define DHO_DHCP_MESSAGE 56
#define DHO_DHCP_MAX_MESSAGE_SIZE 57
#define DHO_DHCP_RENEWAL_TIME 58
#define DHO_DHCP_REBINDING_TIME 59
#define DHO_VENDOR_CLASS_IDENTIFIER 60
#define DHO_DHCP_CLIENT_IDENTIFIER 61
#define DHO_NWIP_DOMAIN_NAME 62
#define DHO_NWIP_SUBOPTIONS 63
#define DHO_USER_CLASS 77
#define DHO_FQDN 81
#define DHO_DHCP_AGENT_OPTIONS 82
#define DHO_SUBNET_SELECTION 118 /* RFC3011! */
#define DHO_END 255
#endif /* CLICKNET_DHCP_H */