pico_dhcp_client.h

00001 /*********************************************************************
00002 PicoTCP. Copyright (c) 2012 TASS Belgium NV. Some rights reserved.
00003 See LICENSE and COPYING for usage.
00004 
00005 .
00006 
00007 *********************************************************************/
00008 #ifndef _INCLUDE_PICO_DHCP_CLIENT
00009 #define _INCLUDE_PICO_DHCP_CLIENT
00010 
00011 
00012 #include "pico_dhcp_common.h"
00013 #include "pico_addressing.h"
00014 #include "pico_protocol.h"
00015 
00016 
00017 int pico_dhcp_initiate_negotiation(struct pico_device *device, void (*callback)(void* cli, int code), uint32_t *xid);
00018 void pico_dhcp_process_incoming_message(uint8_t *data, int len);
00019 void *pico_dhcp_get_identifier(uint32_t xid);
00020 struct pico_ip4 pico_dhcp_get_address(void *cli);
00021 struct pico_ip4 pico_dhcp_get_gateway(void *cli);
00022 struct pico_ip4 pico_dhcp_get_nameserver(void* cli);
00023 
00024 /* possible codes for the callback */
00025 #define PICO_DHCP_SUCCESS 0
00026 #define PICO_DHCP_ERROR   1
00027 #define PICO_DHCP_RESET   2
00028 
00029 /* DHCP EVENT TYPE 
00030  * these come after the message types, used for the state machine*/
00031 #define PICO_DHCP_EVENT_T1                   9
00032 #define PICO_DHCP_EVENT_T2                   10
00033 #define PICO_DHCP_EVENT_LEASE                11
00034 #define PICO_DHCP_EVENT_RETRANSMIT           12
00035 
00036 #endif