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if/eth/EthernetNetIf.cpp@11:da4498f591ee, 2010-08-05 (annotated)

Committer:: donatien
Date:: Thu Aug 05 15:01:33 2010 +0000
Revision:: 11:da4498f591ee
Parent:: 5:dd63a1e02b1b

Who changed what in which revision?

User	Revision	Line number	New contents of line
donatien	0:632c9925f013	1
donatien	0:632c9925f013	2	/*
donatien	0:632c9925f013	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
donatien	0:632c9925f013	4
donatien	0:632c9925f013	5	Permission is hereby granted, free of charge, to any person obtaining a copy
donatien	0:632c9925f013	6	of this software and associated documentation files (the "Software"), to deal
donatien	0:632c9925f013	7	in the Software without restriction, including without limitation the rights
donatien	0:632c9925f013	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
donatien	0:632c9925f013	9	copies of the Software, and to permit persons to whom the Software is
donatien	0:632c9925f013	10	furnished to do so, subject to the following conditions:
donatien	0:632c9925f013	11
donatien	0:632c9925f013	12	The above copyright notice and this permission notice shall be included in
donatien	0:632c9925f013	13	all copies or substantial portions of the Software.
donatien	0:632c9925f013	14
donatien	0:632c9925f013	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
donatien	0:632c9925f013	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
donatien	0:632c9925f013	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
donatien	0:632c9925f013	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
donatien	0:632c9925f013	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
donatien	0:632c9925f013	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
donatien	0:632c9925f013	21	THE SOFTWARE.
donatien	0:632c9925f013	22	*/
donatien	0:632c9925f013	23
donatien	0:632c9925f013	24	#include "EthernetNetIf.h"
donatien	5:dd63a1e02b1b	25
donatien	0:632c9925f013	26	#include "netif/etharp.h"
donatien	0:632c9925f013	27	#include "lwip/dhcp.h"
donatien	0:632c9925f013	28	#include "lwip/dns.h"
donatien	5:dd63a1e02b1b	29	#include "lwip/igmp.h"
donatien	5:dd63a1e02b1b	30
donatien	0:632c9925f013	31	#include "drv/eth/eth_drv.h"
donatien	0:632c9925f013	32	#include "mbed.h"
donatien	0:632c9925f013	33
donatien	0:632c9925f013	34	#define __DEBUG
donatien	0:632c9925f013	35	#include "dbg/dbg.h"
donatien	0:632c9925f013	36
donatien	0:632c9925f013	37	#include "netCfg.h"
donatien	0:632c9925f013	38	#if NET_ETH
donatien	0:632c9925f013	39
donatien	5:dd63a1e02b1b	40	EthernetNetIf::EthernetNetIf() : LwipNetIf(), m_ethArpTimer(), m_dhcpCoarseTimer(), m_dhcpFineTimer(), m_igmpTimer(), m_pNetIf(NULL),
donatien	0:632c9925f013	41	m_netmask(255,255,255,255), m_gateway(), m_hostname(NULL)
donatien	0:632c9925f013	42	{
donatien	0:632c9925f013	43	m_hostname = NULL;
donatien	0:632c9925f013	44	m_pNetIf = new netif;
donatien	0:632c9925f013	45	m_useDhcp = true;
donatien	0:632c9925f013	46	}
donatien	0:632c9925f013	47
donatien	5:dd63a1e02b1b	48	EthernetNetIf::EthernetNetIf(IpAddr ip, IpAddr netmask, IpAddr gateway, IpAddr dns) : LwipNetIf(), m_ethArpTimer(), m_dhcpCoarseTimer(), m_dhcpFineTimer(), m_igmpTimer(), m_pNetIf(NULL), m_hostname(NULL) //W/o DHCP
donatien	0:632c9925f013	49	{
donatien	0:632c9925f013	50	m_hostname = NULL;
donatien	0:632c9925f013	51	m_netmask = netmask;
donatien	0:632c9925f013	52	m_gateway = gateway;
donatien	0:632c9925f013	53	m_ip = ip;
donatien	0:632c9925f013	54	m_pNetIf = new netif;
donatien	0:632c9925f013	55	dns_setserver(0, &dns.getStruct());
donatien	0:632c9925f013	56	m_useDhcp = false;
donatien	0:632c9925f013	57	}
donatien	0:632c9925f013	58
donatien	0:632c9925f013	59	EthernetNetIf::~EthernetNetIf()
donatien	0:632c9925f013	60	{
donatien	0:632c9925f013	61	if(m_pNetIf)
donatien	0:632c9925f013	62	{
donatien	5:dd63a1e02b1b	63	igmp_stop(m_pNetIf); //Stop IGMP processing
donatien	0:632c9925f013	64	netif_set_down(m_pNetIf);
donatien	0:632c9925f013	65	netif_remove(m_pNetIf);
donatien	0:632c9925f013	66	delete m_pNetIf;
donatien	0:632c9925f013	67	eth_free();
donatien	0:632c9925f013	68	}
donatien	0:632c9925f013	69	}
donatien	0:632c9925f013	70
donatien	0:632c9925f013	71	EthernetErr EthernetNetIf::setup(int timeout_ms /= 15000/)
donatien	0:632c9925f013	72	{
donatien	0:632c9925f013	73	LwipNetIf::init();
donatien	2:a4f97773c90f	74	//m_ethArpTicker.attach_us(&etharp_tmr, ARP_TMR_INTERVAL * 1000); // = 5s in etharp.h
donatien	2:a4f97773c90f	75	m_ethArpTimer.start();
donatien	0:632c9925f013	76	if(m_useDhcp)
donatien	0:632c9925f013	77	{
donatien	2:a4f97773c90f	78	//m_dhcpCoarseTicker.attach(&dhcp_coarse_tmr, DHCP_COARSE_TIMER_SECS); // = 60s in dhcp.h
donatien	2:a4f97773c90f	79	//m_dhcpFineTicker.attach_us(&dhcp_fine_tmr, DHCP_FINE_TIMER_MSECS * 1000); // = 500ms in dhcp.h
donatien	2:a4f97773c90f	80	m_dhcpCoarseTimer.start();
donatien	2:a4f97773c90f	81	m_dhcpFineTimer.start();
donatien	0:632c9925f013	82	}
donatien	0:632c9925f013	83	m_pNetIf->hwaddr_len = ETHARP_HWADDR_LEN; //6
donatien	0:632c9925f013	84	eth_address((char *)m_pNetIf->hwaddr);
donatien	0:632c9925f013	85
donatien	4:fd826cad83c0	86	DBG("HW Addr is : %02x:%02x:%02x:%02x:%02x:%02x.\n",
donatien	0:632c9925f013	87	m_pNetIf->hwaddr[0], m_pNetIf->hwaddr[1], m_pNetIf->hwaddr[2],
donatien	0:632c9925f013	88	m_pNetIf->hwaddr[3], m_pNetIf->hwaddr[4], m_pNetIf->hwaddr[5]);
donatien	2:a4f97773c90f	89
donatien	0:632c9925f013	90	m_pNetIf = netif_add(m_pNetIf, &(m_ip.getStruct()), &(m_netmask.getStruct()), &(m_gateway.getStruct()), NULL, eth_init, ip_input);//ethernet_input);// ip_input);
donatien	0:632c9925f013	91	//m_pNetIf->hostname = "mbedDG";//(char *)m_hostname; //Not used for now
donatien	0:632c9925f013	92	netif_set_default(m_pNetIf);
donatien	0:632c9925f013	93
donatien	0:632c9925f013	94	//DBG("\r\nStarting DHCP.\r\n");
donatien	0:632c9925f013	95
donatien	0:632c9925f013	96	if(m_useDhcp)
donatien	0:632c9925f013	97	{
donatien	0:632c9925f013	98	dhcp_start(m_pNetIf);
donatien	4:fd826cad83c0	99	DBG("DHCP Started, waiting for IP...\n");
donatien	0:632c9925f013	100	}
donatien	0:632c9925f013	101	else
donatien	0:632c9925f013	102	{
donatien	0:632c9925f013	103	netif_set_up(m_pNetIf);
donatien	0:632c9925f013	104	}
donatien	0:632c9925f013	105
donatien	0:632c9925f013	106	Timer timeout;
donatien	0:632c9925f013	107	timeout.start();
donatien	0:632c9925f013	108	while( !netif_is_up(m_pNetIf) ) //Wait until device is up
donatien	0:632c9925f013	109	{
donatien	2:a4f97773c90f	110	if(m_useDhcp)
donatien	2:a4f97773c90f	111	{
donatien	2:a4f97773c90f	112	if(m_dhcpFineTimer.read_ms()>=DHCP_FINE_TIMER_MSECS)
donatien	2:a4f97773c90f	113	{
donatien	2:a4f97773c90f	114	m_dhcpFineTimer.reset();
donatien	2:a4f97773c90f	115	dhcp_fine_tmr();
donatien	2:a4f97773c90f	116	}
donatien	2:a4f97773c90f	117	if(m_dhcpCoarseTimer.read()>=DHCP_COARSE_TIMER_SECS)
donatien	2:a4f97773c90f	118	{
donatien	2:a4f97773c90f	119	m_dhcpCoarseTimer.reset();
donatien	2:a4f97773c90f	120	dhcp_coarse_tmr();
donatien	2:a4f97773c90f	121	}
donatien	2:a4f97773c90f	122	}
donatien	0:632c9925f013	123	poll();
donatien	0:632c9925f013	124	if( timeout.read_ms() > timeout_ms )
donatien	0:632c9925f013	125	{
donatien	0:632c9925f013	126	//Abort
donatien	0:632c9925f013	127	if(m_useDhcp)
donatien	0:632c9925f013	128	dhcp_stop(m_pNetIf);
donatien	0:632c9925f013	129	else
donatien	0:632c9925f013	130	netif_set_down(m_pNetIf);
donatien	0:632c9925f013	131	DBG("\r\nTimeout.\r\n");
donatien	0:632c9925f013	132	return ETH_TIMEOUT;
donatien	0:632c9925f013	133	}
donatien	0:632c9925f013	134	}
donatien	0:632c9925f013	135
donatien	5:dd63a1e02b1b	136	#if LWIP_IGMP
donatien	5:dd63a1e02b1b	137	igmp_start(m_pNetIf); //Start IGMP processing
donatien	5:dd63a1e02b1b	138	#endif
donatien	5:dd63a1e02b1b	139
donatien	0:632c9925f013	140	m_ip = IpAddr(&(m_pNetIf->ip_addr));
donatien	0:632c9925f013	141
donatien	4:fd826cad83c0	142	DBG("Connected, IP : %d.%d.%d.%d\n", m_ip[0], m_ip[1], m_ip[2], m_ip[3]);
donatien	0:632c9925f013	143
donatien	0:632c9925f013	144	return ETH_OK;
donatien	0:632c9925f013	145	}
donatien	0:632c9925f013	146
donatien	0:632c9925f013	147	void EthernetNetIf::poll()
donatien	0:632c9925f013	148	{
donatien	2:a4f97773c90f	149	if(m_ethArpTimer.read_ms()>=ARP_TMR_INTERVAL)
donatien	2:a4f97773c90f	150	{
donatien	2:a4f97773c90f	151	m_ethArpTimer.reset();
donatien	2:a4f97773c90f	152	etharp_tmr();
donatien	2:a4f97773c90f	153	}
donatien	5:dd63a1e02b1b	154	#if LWIP_IGMP
donatien	5:dd63a1e02b1b	155	if(m_igmpTimer.read_ms()>=IGMP_TMR_INTERVAL)
donatien	5:dd63a1e02b1b	156	{
donatien	5:dd63a1e02b1b	157	m_igmpTimer.reset();
donatien	5:dd63a1e02b1b	158	igmp_tmr();
donatien	5:dd63a1e02b1b	159	}
donatien	5:dd63a1e02b1b	160	#endif
donatien	0:632c9925f013	161	LwipNetIf::poll();
donatien	0:632c9925f013	162	eth_poll();
donatien	0:632c9925f013	163	}
donatien	0:632c9925f013	164
donatien	0:632c9925f013	165	#endif

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Type:	Program
Created:	11 Jun 2010
Imports:	2654
Forks:	0
Commits:	12
Dependents:	3
Dependencies:	0
Followers:	13

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if/eth/EthernetNetIf.cpp@11:da4498f591ee, 2010-08-05 (annotated)

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