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Copy of NetServicesMin with the HTTP Client library. Includes modification for HTTP servers which send the HTTP status line in its own packet.

drv/eth/eth_drv.cpp@0:18dd877d2c77, 2011-05-26 (annotated)

Committer:: andrewbonney
Date:: Thu May 26 10:02:40 2011 +0000
Revision:: 0:18dd877d2c77

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User	Revision	Line number	New contents of line
andrewbonney	0:18dd877d2c77	1
andrewbonney	0:18dd877d2c77	2	/*
andrewbonney	0:18dd877d2c77	3	Copyright (c) 2010 Donatien Garnier (donatiengar [at] gmail [dot] com)
andrewbonney	0:18dd877d2c77	4
andrewbonney	0:18dd877d2c77	5	Permission is hereby granted, free of charge, to any person obtaining a copy
andrewbonney	0:18dd877d2c77	6	of this software and associated documentation files (the "Software"), to deal
andrewbonney	0:18dd877d2c77	7	in the Software without restriction, including without limitation the rights
andrewbonney	0:18dd877d2c77	8	to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
andrewbonney	0:18dd877d2c77	9	copies of the Software, and to permit persons to whom the Software is
andrewbonney	0:18dd877d2c77	10	furnished to do so, subject to the following conditions:
andrewbonney	0:18dd877d2c77	11
andrewbonney	0:18dd877d2c77	12	The above copyright notice and this permission notice shall be included in
andrewbonney	0:18dd877d2c77	13	all copies or substantial portions of the Software.
andrewbonney	0:18dd877d2c77	14
andrewbonney	0:18dd877d2c77	15	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
andrewbonney	0:18dd877d2c77	16	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
andrewbonney	0:18dd877d2c77	17	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
andrewbonney	0:18dd877d2c77	18	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
andrewbonney	0:18dd877d2c77	19	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
andrewbonney	0:18dd877d2c77	20	OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
andrewbonney	0:18dd877d2c77	21	THE SOFTWARE.
andrewbonney	0:18dd877d2c77	22	*/
andrewbonney	0:18dd877d2c77	23
andrewbonney	0:18dd877d2c77	24	#include "netCfg.h"
andrewbonney	0:18dd877d2c77	25	#if NET_ETH
andrewbonney	0:18dd877d2c77	26
andrewbonney	0:18dd877d2c77	27	#include "mbed.h"
andrewbonney	0:18dd877d2c77	28
andrewbonney	0:18dd877d2c77	29	Ethernet *pEth = NULL;
andrewbonney	0:18dd877d2c77	30	#ifdef __cplusplus
andrewbonney	0:18dd877d2c77	31	extern "C" {
andrewbonney	0:18dd877d2c77	32	#endif
andrewbonney	0:18dd877d2c77	33
andrewbonney	0:18dd877d2c77	34	#include "lwip/opt.h"
andrewbonney	0:18dd877d2c77	35
andrewbonney	0:18dd877d2c77	36	#include "lwip/def.h"
andrewbonney	0:18dd877d2c77	37	#include "lwip/pbuf.h"
andrewbonney	0:18dd877d2c77	38	#include "lwip/sys.h"
andrewbonney	0:18dd877d2c77	39	#include "lwip/stats.h"
andrewbonney	0:18dd877d2c77	40	#include "netif/etharp.h"
andrewbonney	0:18dd877d2c77	41	#include "string.h"
andrewbonney	0:18dd877d2c77	42
andrewbonney	0:18dd877d2c77	43	//#include "eth_drv.h"
andrewbonney	0:18dd877d2c77	44
andrewbonney	0:18dd877d2c77	45	#define IFNAME0 'E'
andrewbonney	0:18dd877d2c77	46	#define IFNAME1 'X'
andrewbonney	0:18dd877d2c77	47
andrewbonney	0:18dd877d2c77	48	#define min(x,y) (((x)<(y))?(x):(y))
andrewbonney	0:18dd877d2c77	49
andrewbonney	0:18dd877d2c77	50	struct netif* eth_netif;
andrewbonney	0:18dd877d2c77	51
andrewbonney	0:18dd877d2c77	52	static err_t eth_output(struct netif netif, struct pbuf p) {
andrewbonney	0:18dd877d2c77	53	#if ETH_PAD_SIZE
andrewbonney	0:18dd877d2c77	54	pbuf_header(p, -ETH_PAD_SIZE); /* drop the padding word */
andrewbonney	0:18dd877d2c77	55	#endif
andrewbonney	0:18dd877d2c77	56
andrewbonney	0:18dd877d2c77	57	do {
andrewbonney	0:18dd877d2c77	58	pEth->write((const char *)p->payload, p->len);
andrewbonney	0:18dd877d2c77	59	} while((p = p->next)!=NULL);
andrewbonney	0:18dd877d2c77	60
andrewbonney	0:18dd877d2c77	61	pEth->send();
andrewbonney	0:18dd877d2c77	62
andrewbonney	0:18dd877d2c77	63	#if ETH_PAD_SIZE
andrewbonney	0:18dd877d2c77	64	pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
andrewbonney	0:18dd877d2c77	65	#endif
andrewbonney	0:18dd877d2c77	66
andrewbonney	0:18dd877d2c77	67	LINK_STATS_INC(link.xmit);
andrewbonney	0:18dd877d2c77	68	return ERR_OK;
andrewbonney	0:18dd877d2c77	69	}
andrewbonney	0:18dd877d2c77	70
andrewbonney	0:18dd877d2c77	71	/*
andrewbonney	0:18dd877d2c77	72	void show(char *buf, int size) {
andrewbonney	0:18dd877d2c77	73	printf("Destination: %02hx:%02hx:%02hx:%02hx:%02hx:%02hx\n",
andrewbonney	0:18dd877d2c77	74	buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]);
andrewbonney	0:18dd877d2c77	75	printf("Source: %02hx:%02hx:%02hx:%02hx:%02hx:%02hx\n",
andrewbonney	0:18dd877d2c77	76	buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]);
andrewbonney	0:18dd877d2c77	77
andrewbonney	0:18dd877d2c77	78	printf("Type %hd\n", htons((short)buf[12]));
andrewbonney	0:18dd877d2c77	79
andrewbonney	0:18dd877d2c77	80	// hexview(buf, size);
andrewbonney	0:18dd877d2c77	81	}
andrewbonney	0:18dd877d2c77	82	*/
andrewbonney	0:18dd877d2c77	83
andrewbonney	0:18dd877d2c77	84	void eth_poll() {
andrewbonney	0:18dd877d2c77	85	struct eth_hdr *ethhdr;
andrewbonney	0:18dd877d2c77	86	struct pbuf frame, p;
andrewbonney	0:18dd877d2c77	87	int len, read;
andrewbonney	0:18dd877d2c77	88
andrewbonney	0:18dd877d2c77	89	while((len = pEth->receive()) != 0) {
andrewbonney	0:18dd877d2c77	90	frame = pbuf_alloc(PBUF_RAW, len, PBUF_POOL);
andrewbonney	0:18dd877d2c77	91	if(frame == NULL) {
andrewbonney	0:18dd877d2c77	92	return;
andrewbonney	0:18dd877d2c77	93	}
andrewbonney	0:18dd877d2c77	94	p = frame;
andrewbonney	0:18dd877d2c77	95	/* no packet could be read, silently ignore this */
andrewbonney	0:18dd877d2c77	96	if (p == NULL) return;
andrewbonney	0:18dd877d2c77	97	do {
andrewbonney	0:18dd877d2c77	98	read = pEth->read((char *)p->payload, p->len);
andrewbonney	0:18dd877d2c77	99	p = p->next;
andrewbonney	0:18dd877d2c77	100	} while(p != NULL && read != 0);
andrewbonney	0:18dd877d2c77	101
andrewbonney	0:18dd877d2c77	102	#if ETH_PAD_SIZE
andrewbonney	0:18dd877d2c77	103	pbuf_header(p, ETH_PAD_SIZE);
andrewbonney	0:18dd877d2c77	104	#endif
andrewbonney	0:18dd877d2c77	105
andrewbonney	0:18dd877d2c77	106	ethhdr = (struct eth_hdr *)(frame->payload);
andrewbonney	0:18dd877d2c77	107
andrewbonney	0:18dd877d2c77	108	// show((char*)ethhdr, 13);
andrewbonney	0:18dd877d2c77	109
andrewbonney	0:18dd877d2c77	110	/*
andrewbonney	0:18dd877d2c77	111	switch(htons(ethhdr->type)) {
andrewbonney	0:18dd877d2c77	112
andrewbonney	0:18dd877d2c77	113	case ETHTYPE_IP:
andrewbonney	0:18dd877d2c77	114	etharp_ip_input(gnetif, frame);
andrewbonney	0:18dd877d2c77	115	pbuf_header(frame, -((s16_t) sizeof(struct eth_hdr)));
andrewbonney	0:18dd877d2c77	116	gnetif->input(frame, gnetif);
andrewbonney	0:18dd877d2c77	117	break;
andrewbonney	0:18dd877d2c77	118
andrewbonney	0:18dd877d2c77	119	case ETHTYPE_ARP:
andrewbonney	0:18dd877d2c77	120	etharp_arp_input(gnetif, (struct eth_addr *)(gnetif->hwaddr), frame);
andrewbonney	0:18dd877d2c77	121	break;
andrewbonney	0:18dd877d2c77	122
andrewbonney	0:18dd877d2c77	123	default:
andrewbonney	0:18dd877d2c77	124	break;
andrewbonney	0:18dd877d2c77	125	}*/
andrewbonney	0:18dd877d2c77	126
andrewbonney	0:18dd877d2c77	127
andrewbonney	0:18dd877d2c77	128
andrewbonney	0:18dd877d2c77	129	//ethernet_input(frame, gnetif);
andrewbonney	0:18dd877d2c77	130
andrewbonney	0:18dd877d2c77	131	switch (htons(ethhdr->type)) {
andrewbonney	0:18dd877d2c77	132	/* IP or ARP packet? */
andrewbonney	0:18dd877d2c77	133	case ETHTYPE_IP:
andrewbonney	0:18dd877d2c77	134	case ETHTYPE_ARP:
andrewbonney	0:18dd877d2c77	135	#if PPPOE_SUPPORT
andrewbonney	0:18dd877d2c77	136	/* PPPoE packet? */
andrewbonney	0:18dd877d2c77	137	case ETHTYPE_PPPOEDISC:
andrewbonney	0:18dd877d2c77	138	case ETHTYPE_PPPOE:
andrewbonney	0:18dd877d2c77	139	#endif /* PPPOE_SUPPORT */
andrewbonney	0:18dd877d2c77	140	/* full packet send to tcpip_thread to process */
andrewbonney	0:18dd877d2c77	141	//if (netif->input(p, gnetif)!=ERR_OK)
andrewbonney	0:18dd877d2c77	142	if (ethernet_input(frame, eth_netif)!=ERR_OK)
andrewbonney	0:18dd877d2c77	143	{ LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_input: IP input error\n"));
andrewbonney	0:18dd877d2c77	144	pbuf_free(frame);
andrewbonney	0:18dd877d2c77	145	frame = NULL;
andrewbonney	0:18dd877d2c77	146	}
andrewbonney	0:18dd877d2c77	147	break;
andrewbonney	0:18dd877d2c77	148
andrewbonney	0:18dd877d2c77	149	default:
andrewbonney	0:18dd877d2c77	150	pbuf_free(frame);
andrewbonney	0:18dd877d2c77	151	frame = NULL;
andrewbonney	0:18dd877d2c77	152	break;
andrewbonney	0:18dd877d2c77	153	}
andrewbonney	0:18dd877d2c77	154
andrewbonney	0:18dd877d2c77	155	/* pbuf_free(frame); */
andrewbonney	0:18dd877d2c77	156	}
andrewbonney	0:18dd877d2c77	157
andrewbonney	0:18dd877d2c77	158
andrewbonney	0:18dd877d2c77	159
andrewbonney	0:18dd877d2c77	160
andrewbonney	0:18dd877d2c77	161	}
andrewbonney	0:18dd877d2c77	162
andrewbonney	0:18dd877d2c77	163	err_t eth_init(struct netif *netif) {
andrewbonney	0:18dd877d2c77	164	LWIP_ASSERT("netif != NULL", (netif != NULL));
andrewbonney	0:18dd877d2c77	165
andrewbonney	0:18dd877d2c77	166	NETIF_INIT_SNMP(netif, snmp_ifType_ethernet_csmacd, 0x2EA);
andrewbonney	0:18dd877d2c77	167
andrewbonney	0:18dd877d2c77	168	/* maximum transfer unit */
andrewbonney	0:18dd877d2c77	169	netif->mtu = 0x2EA;
andrewbonney	0:18dd877d2c77	170
andrewbonney	0:18dd877d2c77	171	/* device capabilities */
andrewbonney	0:18dd877d2c77	172	/* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */
andrewbonney	0:18dd877d2c77	173	netif->flags = NETIF_FLAG_BROADCAST \| NETIF_FLAG_ETHARP \| NETIF_FLAG_LINK_UP \| NETIF_FLAG_IGMP;
andrewbonney	0:18dd877d2c77	174
andrewbonney	0:18dd877d2c77	175	netif->state = NULL;
andrewbonney	0:18dd877d2c77	176	eth_netif = netif;
andrewbonney	0:18dd877d2c77	177
andrewbonney	0:18dd877d2c77	178	netif->name[0] = IFNAME0;
andrewbonney	0:18dd877d2c77	179	netif->name[1] = IFNAME1;
andrewbonney	0:18dd877d2c77	180
andrewbonney	0:18dd877d2c77	181	/* We directly use etharp_output() here to save a function call.
andrewbonney	0:18dd877d2c77	182	* You can instead declare your own function an call etharp_output()
andrewbonney	0:18dd877d2c77	183	* from it if you have to do some checks before sending (e.g. if link
andrewbonney	0:18dd877d2c77	184	* is available...) */
andrewbonney	0:18dd877d2c77	185	netif->output = etharp_output;
andrewbonney	0:18dd877d2c77	186	netif->linkoutput = eth_output;
andrewbonney	0:18dd877d2c77	187
andrewbonney	0:18dd877d2c77	188	if (!pEth) pEth = new Ethernet(); // only create Ethernet object if required
andrewbonney	0:18dd877d2c77	189
andrewbonney	0:18dd877d2c77	190	return ERR_OK;
andrewbonney	0:18dd877d2c77	191	}
andrewbonney	0:18dd877d2c77	192
andrewbonney	0:18dd877d2c77	193	void eth_free()
andrewbonney	0:18dd877d2c77	194	{
andrewbonney	0:18dd877d2c77	195	if(pEth)
andrewbonney	0:18dd877d2c77	196	delete pEth;
andrewbonney	0:18dd877d2c77	197	pEth = NULL;
andrewbonney	0:18dd877d2c77	198	}
andrewbonney	0:18dd877d2c77	199
andrewbonney	0:18dd877d2c77	200	void eth_address(char* mac) {
andrewbonney	0:18dd877d2c77	201	pEth->address(mac);
andrewbonney	0:18dd877d2c77	202	}
andrewbonney	0:18dd877d2c77	203
andrewbonney	0:18dd877d2c77	204	Ethernet* eth_interface() {
andrewbonney	0:18dd877d2c77	205	return pEth;
andrewbonney	0:18dd877d2c77	206	}
andrewbonney	0:18dd877d2c77	207
andrewbonney	0:18dd877d2c77	208	#ifdef __cplusplus
andrewbonney	0:18dd877d2c77	209	};
andrewbonney	0:18dd877d2c77	210	#endif
andrewbonney	0:18dd877d2c77	211
andrewbonney	0:18dd877d2c77	212	#endif

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Type:	Library
Created:	26 May 2011
Imports:	33
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	0
Followers:	1

drv/eth/eth_drv.cpp@0:18dd877d2c77, 2011-05-26 (annotated)

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