Shinichiro Nakamura / Mbed 2 deprecated Toragi_2012_PachubeCosm

Hi. This is the feed program for Cosm. (The previous name of the services is Pachube.)

Dependencies:   mbed ThermistorPack Pachube ConfigFile EthernetNetIf TextLCD HTTPClient_ToBeRemoved FatFileSystem SDFileSystem

extlib/EthernetNetIf/LPC2368/lwip/include/lwip/dhcp.h@0:521ba375aa0f, 2012-08-06 (annotated)

Committer:
shintamainjp
Date:
Mon Aug 06 12:37:59 2012 +0000
Revision:
0:521ba375aa0f
Pachube renamed to Cosm.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
shintamainjp 0:521ba375aa0f 1 /** @file
shintamainjp 0:521ba375aa0f 2 */
shintamainjp 0:521ba375aa0f 3
shintamainjp 0:521ba375aa0f 4 #ifndef __LWIP_DHCP_H__
shintamainjp 0:521ba375aa0f 5 #define __LWIP_DHCP_H__
shintamainjp 0:521ba375aa0f 6
shintamainjp 0:521ba375aa0f 7 #include "lwip/opt.h"
shintamainjp 0:521ba375aa0f 8
shintamainjp 0:521ba375aa0f 9 #if LWIP_DHCP /* don't build if not configured for use in lwipopts.h */
shintamainjp 0:521ba375aa0f 10
shintamainjp 0:521ba375aa0f 11 #include "lwip/netif.h"
shintamainjp 0:521ba375aa0f 12 #include "lwip/udp.h"
shintamainjp 0:521ba375aa0f 13
shintamainjp 0:521ba375aa0f 14 #ifdef __cplusplus
shintamainjp 0:521ba375aa0f 15 extern "C" {
shintamainjp 0:521ba375aa0f 16 #endif
shintamainjp 0:521ba375aa0f 17
shintamainjp 0:521ba375aa0f 18 /** period (in seconds) of the application calling dhcp_coarse_tmr() */
shintamainjp 0:521ba375aa0f 19 #define DHCP_COARSE_TIMER_SECS 60
shintamainjp 0:521ba375aa0f 20 /** period (in milliseconds) of the application calling dhcp_coarse_tmr() */
shintamainjp 0:521ba375aa0f 21 #define DHCP_COARSE_TIMER_MSECS (DHCP_COARSE_TIMER_SECS * 1000UL)
shintamainjp 0:521ba375aa0f 22 /** period (in milliseconds) of the application calling dhcp_fine_tmr() */
shintamainjp 0:521ba375aa0f 23 #define DHCP_FINE_TIMER_MSECS 500
shintamainjp 0:521ba375aa0f 24
shintamainjp 0:521ba375aa0f 25 #define DHCP_CHADDR_LEN 16U
shintamainjp 0:521ba375aa0f 26 #define DHCP_SNAME_LEN 64U
shintamainjp 0:521ba375aa0f 27 #define DHCP_FILE_LEN 128U
shintamainjp 0:521ba375aa0f 28
shintamainjp 0:521ba375aa0f 29 struct dhcp
shintamainjp 0:521ba375aa0f 30 {
shintamainjp 0:521ba375aa0f 31 /** transaction identifier of last sent request */
shintamainjp 0:521ba375aa0f 32 u32_t xid;
shintamainjp 0:521ba375aa0f 33 /** our connection to the DHCP server */
shintamainjp 0:521ba375aa0f 34 struct udp_pcb *pcb;
shintamainjp 0:521ba375aa0f 35 /** incoming msg */
shintamainjp 0:521ba375aa0f 36 struct dhcp_msg *msg_in;
shintamainjp 0:521ba375aa0f 37 /** current DHCP state machine state */
shintamainjp 0:521ba375aa0f 38 u8_t state;
shintamainjp 0:521ba375aa0f 39 /** retries of current request */
shintamainjp 0:521ba375aa0f 40 u8_t tries;
shintamainjp 0:521ba375aa0f 41 #if LWIP_DHCP_AUTOIP_COOP
shintamainjp 0:521ba375aa0f 42 u8_t autoip_coop_state;
shintamainjp 0:521ba375aa0f 43 #endif
shintamainjp 0:521ba375aa0f 44 u8_t subnet_mask_given;
shintamainjp 0:521ba375aa0f 45
shintamainjp 0:521ba375aa0f 46 struct pbuf *p_out; /* pbuf of outcoming msg */
shintamainjp 0:521ba375aa0f 47 struct dhcp_msg *msg_out; /* outgoing msg */
shintamainjp 0:521ba375aa0f 48 u16_t options_out_len; /* outgoing msg options length */
shintamainjp 0:521ba375aa0f 49 u16_t request_timeout; /* #ticks with period DHCP_FINE_TIMER_SECS for request timeout */
shintamainjp 0:521ba375aa0f 50 u16_t t1_timeout; /* #ticks with period DHCP_COARSE_TIMER_SECS for renewal time */
shintamainjp 0:521ba375aa0f 51 u16_t t2_timeout; /* #ticks with period DHCP_COARSE_TIMER_SECS for rebind time */
shintamainjp 0:521ba375aa0f 52 ip_addr_t server_ip_addr; /* dhcp server address that offered this lease */
shintamainjp 0:521ba375aa0f 53 ip_addr_t offered_ip_addr;
shintamainjp 0:521ba375aa0f 54 ip_addr_t offered_sn_mask;
shintamainjp 0:521ba375aa0f 55 ip_addr_t offered_gw_addr;
shintamainjp 0:521ba375aa0f 56
shintamainjp 0:521ba375aa0f 57 u32_t offered_t0_lease; /* lease period (in seconds) */
shintamainjp 0:521ba375aa0f 58 u32_t offered_t1_renew; /* recommended renew time (usually 50% of lease period) */
shintamainjp 0:521ba375aa0f 59 u32_t offered_t2_rebind; /* recommended rebind time (usually 66% of lease period) */
shintamainjp 0:521ba375aa0f 60 /* @todo: LWIP_DHCP_BOOTP_FILE configuration option?
shintamainjp 0:521ba375aa0f 61 integrate with possible TFTP-client for booting? */
shintamainjp 0:521ba375aa0f 62 #if LWIP_DHCP_BOOTP_FILE
shintamainjp 0:521ba375aa0f 63 ip_addr_t offered_si_addr;
shintamainjp 0:521ba375aa0f 64 char boot_file_name[DHCP_FILE_LEN];
shintamainjp 0:521ba375aa0f 65 #endif /* LWIP_DHCP_BOOTPFILE */
shintamainjp 0:521ba375aa0f 66 };
shintamainjp 0:521ba375aa0f 67
shintamainjp 0:521ba375aa0f 68 /* MUST be compiled with "pack structs" or equivalent! */
shintamainjp 0:521ba375aa0f 69 #ifdef PACK_STRUCT_USE_INCLUDES
shintamainjp 0:521ba375aa0f 70 # include "arch/bpstruct.h"
shintamainjp 0:521ba375aa0f 71 #endif
shintamainjp 0:521ba375aa0f 72 PACK_STRUCT_BEGIN
shintamainjp 0:521ba375aa0f 73 /** minimum set of fields of any DHCP message */
shintamainjp 0:521ba375aa0f 74 struct dhcp_msg
shintamainjp 0:521ba375aa0f 75 {
shintamainjp 0:521ba375aa0f 76 PACK_STRUCT_FIELD(u8_t op);
shintamainjp 0:521ba375aa0f 77 PACK_STRUCT_FIELD(u8_t htype);
shintamainjp 0:521ba375aa0f 78 PACK_STRUCT_FIELD(u8_t hlen);
shintamainjp 0:521ba375aa0f 79 PACK_STRUCT_FIELD(u8_t hops);
shintamainjp 0:521ba375aa0f 80 PACK_STRUCT_FIELD(u32_t xid);
shintamainjp 0:521ba375aa0f 81 PACK_STRUCT_FIELD(u16_t secs);
shintamainjp 0:521ba375aa0f 82 PACK_STRUCT_FIELD(u16_t flags);
shintamainjp 0:521ba375aa0f 83 PACK_STRUCT_FIELD(ip_addr_p_t ciaddr);
shintamainjp 0:521ba375aa0f 84 PACK_STRUCT_FIELD(ip_addr_p_t yiaddr);
shintamainjp 0:521ba375aa0f 85 PACK_STRUCT_FIELD(ip_addr_p_t siaddr);
shintamainjp 0:521ba375aa0f 86 PACK_STRUCT_FIELD(ip_addr_p_t giaddr);
shintamainjp 0:521ba375aa0f 87 PACK_STRUCT_FIELD(u8_t chaddr[DHCP_CHADDR_LEN]);
shintamainjp 0:521ba375aa0f 88 PACK_STRUCT_FIELD(u8_t sname[DHCP_SNAME_LEN]);
shintamainjp 0:521ba375aa0f 89 PACK_STRUCT_FIELD(u8_t file[DHCP_FILE_LEN]);
shintamainjp 0:521ba375aa0f 90 PACK_STRUCT_FIELD(u32_t cookie);
shintamainjp 0:521ba375aa0f 91 #define DHCP_MIN_OPTIONS_LEN 68U
shintamainjp 0:521ba375aa0f 92 /** make sure user does not configure this too small */
shintamainjp 0:521ba375aa0f 93 #if ((defined(DHCP_OPTIONS_LEN)) && (DHCP_OPTIONS_LEN < DHCP_MIN_OPTIONS_LEN))
shintamainjp 0:521ba375aa0f 94 # undef DHCP_OPTIONS_LEN
shintamainjp 0:521ba375aa0f 95 #endif
shintamainjp 0:521ba375aa0f 96 /** allow this to be configured in lwipopts.h, but not too small */
shintamainjp 0:521ba375aa0f 97 #if (!defined(DHCP_OPTIONS_LEN))
shintamainjp 0:521ba375aa0f 98 /** set this to be sufficient for your options in outgoing DHCP msgs */
shintamainjp 0:521ba375aa0f 99 # define DHCP_OPTIONS_LEN DHCP_MIN_OPTIONS_LEN
shintamainjp 0:521ba375aa0f 100 #endif
shintamainjp 0:521ba375aa0f 101 PACK_STRUCT_FIELD(u8_t options[DHCP_OPTIONS_LEN]);
shintamainjp 0:521ba375aa0f 102 } PACK_STRUCT_STRUCT;
shintamainjp 0:521ba375aa0f 103 PACK_STRUCT_END
shintamainjp 0:521ba375aa0f 104 #ifdef PACK_STRUCT_USE_INCLUDES
shintamainjp 0:521ba375aa0f 105 # include "arch/epstruct.h"
shintamainjp 0:521ba375aa0f 106 #endif
shintamainjp 0:521ba375aa0f 107
shintamainjp 0:521ba375aa0f 108 void dhcp_set_struct(struct netif *netif, struct dhcp *dhcp);
shintamainjp 0:521ba375aa0f 109 /** start DHCP configuration */
shintamainjp 0:521ba375aa0f 110 err_t dhcp_start(struct netif *netif);
shintamainjp 0:521ba375aa0f 111 /** enforce early lease renewal (not needed normally)*/
shintamainjp 0:521ba375aa0f 112 err_t dhcp_renew(struct netif *netif);
shintamainjp 0:521ba375aa0f 113 /** release the DHCP lease, usually called before dhcp_stop()*/
shintamainjp 0:521ba375aa0f 114 err_t dhcp_release(struct netif *netif);
shintamainjp 0:521ba375aa0f 115 /** stop DHCP configuration */
shintamainjp 0:521ba375aa0f 116 void dhcp_stop(struct netif *netif);
shintamainjp 0:521ba375aa0f 117 /** inform server of our manual IP address */
shintamainjp 0:521ba375aa0f 118 void dhcp_inform(struct netif *netif);
shintamainjp 0:521ba375aa0f 119 /** Handle a possible change in the network configuration */
shintamainjp 0:521ba375aa0f 120 void dhcp_network_changed(struct netif *netif);
shintamainjp 0:521ba375aa0f 121
shintamainjp 0:521ba375aa0f 122 /** if enabled, check whether the offered IP address is not in use, using ARP */
shintamainjp 0:521ba375aa0f 123 #if DHCP_DOES_ARP_CHECK
shintamainjp 0:521ba375aa0f 124 void dhcp_arp_reply(struct netif *netif, ip_addr_t *addr);
shintamainjp 0:521ba375aa0f 125 #endif
shintamainjp 0:521ba375aa0f 126
shintamainjp 0:521ba375aa0f 127 /** to be called every minute */
shintamainjp 0:521ba375aa0f 128 void dhcp_coarse_tmr(void);
shintamainjp 0:521ba375aa0f 129 /** to be called every half second */
shintamainjp 0:521ba375aa0f 130 void dhcp_fine_tmr(void);
shintamainjp 0:521ba375aa0f 131
shintamainjp 0:521ba375aa0f 132 /** DHCP message item offsets and length */
shintamainjp 0:521ba375aa0f 133 #define DHCP_OP_OFS 0
shintamainjp 0:521ba375aa0f 134 #define DHCP_HTYPE_OFS 1
shintamainjp 0:521ba375aa0f 135 #define DHCP_HLEN_OFS 2
shintamainjp 0:521ba375aa0f 136 #define DHCP_HOPS_OFS 3
shintamainjp 0:521ba375aa0f 137 #define DHCP_XID_OFS 4
shintamainjp 0:521ba375aa0f 138 #define DHCP_SECS_OFS 8
shintamainjp 0:521ba375aa0f 139 #define DHCP_FLAGS_OFS 10
shintamainjp 0:521ba375aa0f 140 #define DHCP_CIADDR_OFS 12
shintamainjp 0:521ba375aa0f 141 #define DHCP_YIADDR_OFS 16
shintamainjp 0:521ba375aa0f 142 #define DHCP_SIADDR_OFS 20
shintamainjp 0:521ba375aa0f 143 #define DHCP_GIADDR_OFS 24
shintamainjp 0:521ba375aa0f 144 #define DHCP_CHADDR_OFS 28
shintamainjp 0:521ba375aa0f 145 #define DHCP_SNAME_OFS 44
shintamainjp 0:521ba375aa0f 146 #define DHCP_FILE_OFS 108
shintamainjp 0:521ba375aa0f 147 #define DHCP_MSG_LEN 236
shintamainjp 0:521ba375aa0f 148
shintamainjp 0:521ba375aa0f 149 #define DHCP_COOKIE_OFS DHCP_MSG_LEN
shintamainjp 0:521ba375aa0f 150 #define DHCP_OPTIONS_OFS (DHCP_MSG_LEN + 4)
shintamainjp 0:521ba375aa0f 151
shintamainjp 0:521ba375aa0f 152 #define DHCP_CLIENT_PORT 68
shintamainjp 0:521ba375aa0f 153 #define DHCP_SERVER_PORT 67
shintamainjp 0:521ba375aa0f 154
shintamainjp 0:521ba375aa0f 155 /** DHCP client states */
shintamainjp 0:521ba375aa0f 156 #define DHCP_OFF 0
shintamainjp 0:521ba375aa0f 157 #define DHCP_REQUESTING 1
shintamainjp 0:521ba375aa0f 158 #define DHCP_INIT 2
shintamainjp 0:521ba375aa0f 159 #define DHCP_REBOOTING 3
shintamainjp 0:521ba375aa0f 160 #define DHCP_REBINDING 4
shintamainjp 0:521ba375aa0f 161 #define DHCP_RENEWING 5
shintamainjp 0:521ba375aa0f 162 #define DHCP_SELECTING 6
shintamainjp 0:521ba375aa0f 163 #define DHCP_INFORMING 7
shintamainjp 0:521ba375aa0f 164 #define DHCP_CHECKING 8
shintamainjp 0:521ba375aa0f 165 #define DHCP_PERMANENT 9
shintamainjp 0:521ba375aa0f 166 #define DHCP_BOUND 10
shintamainjp 0:521ba375aa0f 167 /** not yet implemented #define DHCP_RELEASING 11 */
shintamainjp 0:521ba375aa0f 168 #define DHCP_BACKING_OFF 12
shintamainjp 0:521ba375aa0f 169
shintamainjp 0:521ba375aa0f 170 /** AUTOIP cooperatation flags */
shintamainjp 0:521ba375aa0f 171 #define DHCP_AUTOIP_COOP_STATE_OFF 0
shintamainjp 0:521ba375aa0f 172 #define DHCP_AUTOIP_COOP_STATE_ON 1
shintamainjp 0:521ba375aa0f 173
shintamainjp 0:521ba375aa0f 174 #define DHCP_BOOTREQUEST 1
shintamainjp 0:521ba375aa0f 175 #define DHCP_BOOTREPLY 2
shintamainjp 0:521ba375aa0f 176
shintamainjp 0:521ba375aa0f 177 /** DHCP message types */
shintamainjp 0:521ba375aa0f 178 #define DHCP_DISCOVER 1
shintamainjp 0:521ba375aa0f 179 #define DHCP_OFFER 2
shintamainjp 0:521ba375aa0f 180 #define DHCP_REQUEST 3
shintamainjp 0:521ba375aa0f 181 #define DHCP_DECLINE 4
shintamainjp 0:521ba375aa0f 182 #define DHCP_ACK 5
shintamainjp 0:521ba375aa0f 183 #define DHCP_NAK 6
shintamainjp 0:521ba375aa0f 184 #define DHCP_RELEASE 7
shintamainjp 0:521ba375aa0f 185 #define DHCP_INFORM 8
shintamainjp 0:521ba375aa0f 186
shintamainjp 0:521ba375aa0f 187 /** DHCP hardware type, currently only ethernet is supported */
shintamainjp 0:521ba375aa0f 188 #define DHCP_HTYPE_ETH 1
shintamainjp 0:521ba375aa0f 189
shintamainjp 0:521ba375aa0f 190 #define DHCP_MAGIC_COOKIE 0x63825363UL
shintamainjp 0:521ba375aa0f 191
shintamainjp 0:521ba375aa0f 192 /* This is a list of options for BOOTP and DHCP, see RFC 2132 for descriptions */
shintamainjp 0:521ba375aa0f 193
shintamainjp 0:521ba375aa0f 194 /** BootP options */
shintamainjp 0:521ba375aa0f 195 #define DHCP_OPTION_PAD 0
shintamainjp 0:521ba375aa0f 196 #define DHCP_OPTION_SUBNET_MASK 1 /* RFC 2132 3.3 */
shintamainjp 0:521ba375aa0f 197 #define DHCP_OPTION_ROUTER 3
shintamainjp 0:521ba375aa0f 198 #define DHCP_OPTION_DNS_SERVER 6
shintamainjp 0:521ba375aa0f 199 #define DHCP_OPTION_HOSTNAME 12
shintamainjp 0:521ba375aa0f 200 #define DHCP_OPTION_IP_TTL 23
shintamainjp 0:521ba375aa0f 201 #define DHCP_OPTION_MTU 26
shintamainjp 0:521ba375aa0f 202 #define DHCP_OPTION_BROADCAST 28
shintamainjp 0:521ba375aa0f 203 #define DHCP_OPTION_TCP_TTL 37
shintamainjp 0:521ba375aa0f 204 #define DHCP_OPTION_END 255
shintamainjp 0:521ba375aa0f 205
shintamainjp 0:521ba375aa0f 206 /** DHCP options */
shintamainjp 0:521ba375aa0f 207 #define DHCP_OPTION_REQUESTED_IP 50 /* RFC 2132 9.1, requested IP address */
shintamainjp 0:521ba375aa0f 208 #define DHCP_OPTION_LEASE_TIME 51 /* RFC 2132 9.2, time in seconds, in 4 bytes */
shintamainjp 0:521ba375aa0f 209 #define DHCP_OPTION_OVERLOAD 52 /* RFC2132 9.3, use file and/or sname field for options */
shintamainjp 0:521ba375aa0f 210
shintamainjp 0:521ba375aa0f 211 #define DHCP_OPTION_MESSAGE_TYPE 53 /* RFC 2132 9.6, important for DHCP */
shintamainjp 0:521ba375aa0f 212 #define DHCP_OPTION_MESSAGE_TYPE_LEN 1
shintamainjp 0:521ba375aa0f 213
shintamainjp 0:521ba375aa0f 214 #define DHCP_OPTION_SERVER_ID 54 /* RFC 2132 9.7, server IP address */
shintamainjp 0:521ba375aa0f 215 #define DHCP_OPTION_PARAMETER_REQUEST_LIST 55 /* RFC 2132 9.8, requested option types */
shintamainjp 0:521ba375aa0f 216
shintamainjp 0:521ba375aa0f 217 #define DHCP_OPTION_MAX_MSG_SIZE 57 /* RFC 2132 9.10, message size accepted >= 576 */
shintamainjp 0:521ba375aa0f 218 #define DHCP_OPTION_MAX_MSG_SIZE_LEN 2
shintamainjp 0:521ba375aa0f 219
shintamainjp 0:521ba375aa0f 220 #define DHCP_OPTION_T1 58 /* T1 renewal time */
shintamainjp 0:521ba375aa0f 221 #define DHCP_OPTION_T2 59 /* T2 rebinding time */
shintamainjp 0:521ba375aa0f 222 #define DHCP_OPTION_US 60
shintamainjp 0:521ba375aa0f 223 #define DHCP_OPTION_CLIENT_ID 61
shintamainjp 0:521ba375aa0f 224 #define DHCP_OPTION_TFTP_SERVERNAME 66
shintamainjp 0:521ba375aa0f 225 #define DHCP_OPTION_BOOTFILE 67
shintamainjp 0:521ba375aa0f 226
shintamainjp 0:521ba375aa0f 227 /** possible combinations of overloading the file and sname fields with options */
shintamainjp 0:521ba375aa0f 228 #define DHCP_OVERLOAD_NONE 0
shintamainjp 0:521ba375aa0f 229 #define DHCP_OVERLOAD_FILE 1
shintamainjp 0:521ba375aa0f 230 #define DHCP_OVERLOAD_SNAME 2
shintamainjp 0:521ba375aa0f 231 #define DHCP_OVERLOAD_SNAME_FILE 3
shintamainjp 0:521ba375aa0f 232
shintamainjp 0:521ba375aa0f 233 #ifdef __cplusplus
shintamainjp 0:521ba375aa0f 234 }
shintamainjp 0:521ba375aa0f 235 #endif
shintamainjp 0:521ba375aa0f 236
shintamainjp 0:521ba375aa0f 237 #endif /* LWIP_DHCP */
shintamainjp 0:521ba375aa0f 238
shintamainjp 0:521ba375aa0f 239 #endif /*__LWIP_DHCP_H__*/