LPC1700CMSIS_Examples - These are the examples provided for [[/users/fran…

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These are the examples provided for [[/users/frank26080115/libraries/LPC1700CMSIS_Lib/]] Note, the entire "program" is not compilable!

EMAC/uIP/apps/webserver/httpd.c@0:bf7b9fba3924, 2011-03-20 (annotated)

Committer:: frank26080115
Date:: Sun Mar 20 05:38:56 2011 +0000
Revision:: 0:bf7b9fba3924

Who changed what in which revision?

User	Revision	Line number	New contents of line
frank26080115	0:bf7b9fba3924	1	/** @addtogroup EMAC_uIP
frank26080115	0:bf7b9fba3924	2	* @{
frank26080115	0:bf7b9fba3924	3	*/
frank26080115	0:bf7b9fba3924	4	/**
frank26080115	0:bf7b9fba3924	5	* \addtogroup apps
frank26080115	0:bf7b9fba3924	6	* @{
frank26080115	0:bf7b9fba3924	7	*/
frank26080115	0:bf7b9fba3924	8
frank26080115	0:bf7b9fba3924	9	/**
frank26080115	0:bf7b9fba3924	10	* \defgroup httpd Web server
frank26080115	0:bf7b9fba3924	11	* @{
frank26080115	0:bf7b9fba3924	12	* The uIP web server is a very simplistic implementation of an HTTP
frank26080115	0:bf7b9fba3924	13	* server. It can serve web pages and files from a read-only ROM
frank26080115	0:bf7b9fba3924	14	* filesystem, and provides a very small scripting language.
frank26080115	0:bf7b9fba3924	15
frank26080115	0:bf7b9fba3924	16	*/
frank26080115	0:bf7b9fba3924	17
frank26080115	0:bf7b9fba3924	18	/**
frank26080115	0:bf7b9fba3924	19	* \file
frank26080115	0:bf7b9fba3924	20	* Web server
frank26080115	0:bf7b9fba3924	21	* \author
frank26080115	0:bf7b9fba3924	22	* Adam Dunkels <adam@sics.se>
frank26080115	0:bf7b9fba3924	23	*/
frank26080115	0:bf7b9fba3924	24
frank26080115	0:bf7b9fba3924	25
frank26080115	0:bf7b9fba3924	26	/*
frank26080115	0:bf7b9fba3924	27	* Copyright (c) 2004, Adam Dunkels.
frank26080115	0:bf7b9fba3924	28	* All rights reserved.
frank26080115	0:bf7b9fba3924	29	*
frank26080115	0:bf7b9fba3924	30	* Redistribution and use in source and binary forms, with or without
frank26080115	0:bf7b9fba3924	31	* modification, are permitted provided that the following conditions
frank26080115	0:bf7b9fba3924	32	* are met:
frank26080115	0:bf7b9fba3924	33	* 1. Redistributions of source code must retain the above copyright
frank26080115	0:bf7b9fba3924	34	* notice, this list of conditions and the following disclaimer.
frank26080115	0:bf7b9fba3924	35	* 2. Redistributions in binary form must reproduce the above copyright
frank26080115	0:bf7b9fba3924	36	* notice, this list of conditions and the following disclaimer in the
frank26080115	0:bf7b9fba3924	37	* documentation and/or other materials provided with the distribution.
frank26080115	0:bf7b9fba3924	38	* 3. Neither the name of the Institute nor the names of its contributors
frank26080115	0:bf7b9fba3924	39	* may be used to endorse or promote products derived from this software
frank26080115	0:bf7b9fba3924	40	* without specific prior written permission.
frank26080115	0:bf7b9fba3924	41	*
frank26080115	0:bf7b9fba3924	42	* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
frank26080115	0:bf7b9fba3924	43	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
frank26080115	0:bf7b9fba3924	44	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
frank26080115	0:bf7b9fba3924	45	* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
frank26080115	0:bf7b9fba3924	46	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
frank26080115	0:bf7b9fba3924	47	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
frank26080115	0:bf7b9fba3924	48	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
frank26080115	0:bf7b9fba3924	49	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
frank26080115	0:bf7b9fba3924	50	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
frank26080115	0:bf7b9fba3924	51	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
frank26080115	0:bf7b9fba3924	52	* SUCH DAMAGE.
frank26080115	0:bf7b9fba3924	53	*
frank26080115	0:bf7b9fba3924	54	* This file is part of the uIP TCP/IP stack.
frank26080115	0:bf7b9fba3924	55	*
frank26080115	0:bf7b9fba3924	56	* Author: Adam Dunkels <adam@sics.se>
frank26080115	0:bf7b9fba3924	57	*
frank26080115	0:bf7b9fba3924	58	* $Id: httpd.c,v 1.2 2006/06/11 21:46:38 adam Exp $
frank26080115	0:bf7b9fba3924	59	*/
frank26080115	0:bf7b9fba3924	60
frank26080115	0:bf7b9fba3924	61	#include "uip.h"
frank26080115	0:bf7b9fba3924	62	#include "httpd.h"
frank26080115	0:bf7b9fba3924	63	#include "httpd-fs.h"
frank26080115	0:bf7b9fba3924	64	#include "httpd-cgi.h"
frank26080115	0:bf7b9fba3924	65	#include "http-strings.h"
frank26080115	0:bf7b9fba3924	66
frank26080115	0:bf7b9fba3924	67	#include <string.h>
frank26080115	0:bf7b9fba3924	68
frank26080115	0:bf7b9fba3924	69	#define STATE_WAITING 0
frank26080115	0:bf7b9fba3924	70	#define STATE_OUTPUT 1
frank26080115	0:bf7b9fba3924	71
frank26080115	0:bf7b9fba3924	72	#define ISO_nl 0x0a
frank26080115	0:bf7b9fba3924	73	#define ISO_space 0x20
frank26080115	0:bf7b9fba3924	74	#define ISO_bang 0x21
frank26080115	0:bf7b9fba3924	75	#define ISO_percent 0x25
frank26080115	0:bf7b9fba3924	76	#define ISO_period 0x2e
frank26080115	0:bf7b9fba3924	77	#define ISO_slash 0x2f
frank26080115	0:bf7b9fba3924	78	#define ISO_colon 0x3a
frank26080115	0:bf7b9fba3924	79
frank26080115	0:bf7b9fba3924	80
frank26080115	0:bf7b9fba3924	81	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	82	static unsigned short
frank26080115	0:bf7b9fba3924	83	generate_part_of_file(void *state)
frank26080115	0:bf7b9fba3924	84	{
frank26080115	0:bf7b9fba3924	85	struct httpd_state s = (struct httpd_state )state;
frank26080115	0:bf7b9fba3924	86
frank26080115	0:bf7b9fba3924	87	if(s->file.len > uip_mss()) {
frank26080115	0:bf7b9fba3924	88	s->len = uip_mss();
frank26080115	0:bf7b9fba3924	89	} else {
frank26080115	0:bf7b9fba3924	90	s->len = s->file.len;
frank26080115	0:bf7b9fba3924	91	}
frank26080115	0:bf7b9fba3924	92	memcpy(uip_appdata, s->file.data, s->len);
frank26080115	0:bf7b9fba3924	93
frank26080115	0:bf7b9fba3924	94	return s->len;
frank26080115	0:bf7b9fba3924	95	}
frank26080115	0:bf7b9fba3924	96	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	97	static
frank26080115	0:bf7b9fba3924	98	PT_THREAD(send_file(struct httpd_state *s))
frank26080115	0:bf7b9fba3924	99	{
frank26080115	0:bf7b9fba3924	100	PSOCK_BEGIN(&s->sout);
frank26080115	0:bf7b9fba3924	101
frank26080115	0:bf7b9fba3924	102	do {
frank26080115	0:bf7b9fba3924	103	PSOCK_GENERATOR_SEND(&s->sout, generate_part_of_file, s);
frank26080115	0:bf7b9fba3924	104	s->file.len -= s->len;
frank26080115	0:bf7b9fba3924	105	s->file.data += s->len;
frank26080115	0:bf7b9fba3924	106	} while(s->file.len > 0);
frank26080115	0:bf7b9fba3924	107
frank26080115	0:bf7b9fba3924	108	PSOCK_END(&s->sout);
frank26080115	0:bf7b9fba3924	109	}
frank26080115	0:bf7b9fba3924	110	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	111	static
frank26080115	0:bf7b9fba3924	112	PT_THREAD(send_part_of_file(struct httpd_state *s))
frank26080115	0:bf7b9fba3924	113	{
frank26080115	0:bf7b9fba3924	114	PSOCK_BEGIN(&s->sout);
frank26080115	0:bf7b9fba3924	115
frank26080115	0:bf7b9fba3924	116	PSOCK_SEND(&s->sout, s->file.data, s->len);
frank26080115	0:bf7b9fba3924	117
frank26080115	0:bf7b9fba3924	118	PSOCK_END(&s->sout);
frank26080115	0:bf7b9fba3924	119	}
frank26080115	0:bf7b9fba3924	120	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	121	static void
frank26080115	0:bf7b9fba3924	122	next_scriptstate(struct httpd_state *s)
frank26080115	0:bf7b9fba3924	123	{
frank26080115	0:bf7b9fba3924	124	char *p;
frank26080115	0:bf7b9fba3924	125	p = strchr(s->scriptptr, ISO_nl) + 1;
frank26080115	0:bf7b9fba3924	126	s->scriptlen -= (unsigned short)(p - s->scriptptr);
frank26080115	0:bf7b9fba3924	127	s->scriptptr = p;
frank26080115	0:bf7b9fba3924	128	}
frank26080115	0:bf7b9fba3924	129	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	130	static
frank26080115	0:bf7b9fba3924	131	PT_THREAD(handle_script(struct httpd_state *s))
frank26080115	0:bf7b9fba3924	132	{
frank26080115	0:bf7b9fba3924	133	char *ptr;
frank26080115	0:bf7b9fba3924	134
frank26080115	0:bf7b9fba3924	135	PT_BEGIN(&s->scriptpt);
frank26080115	0:bf7b9fba3924	136
frank26080115	0:bf7b9fba3924	137
frank26080115	0:bf7b9fba3924	138	while(s->file.len > 0) {
frank26080115	0:bf7b9fba3924	139
frank26080115	0:bf7b9fba3924	140	/* Check if we should start executing a script. */
frank26080115	0:bf7b9fba3924	141	if(*s->file.data == ISO_percent &&
frank26080115	0:bf7b9fba3924	142	*(s->file.data + 1) == ISO_bang) {
frank26080115	0:bf7b9fba3924	143	s->scriptptr = s->file.data + 3;
frank26080115	0:bf7b9fba3924	144	s->scriptlen = s->file.len - 3;
frank26080115	0:bf7b9fba3924	145	if(*(s->scriptptr - 1) == ISO_colon) {
frank26080115	0:bf7b9fba3924	146	httpd_fs_open(s->scriptptr + 1, &s->file);
frank26080115	0:bf7b9fba3924	147	PT_WAIT_THREAD(&s->scriptpt, send_file(s));
frank26080115	0:bf7b9fba3924	148	} else {
frank26080115	0:bf7b9fba3924	149	PT_WAIT_THREAD(&s->scriptpt,
frank26080115	0:bf7b9fba3924	150	httpd_cgi(s->scriptptr)(s, s->scriptptr));
frank26080115	0:bf7b9fba3924	151	}
frank26080115	0:bf7b9fba3924	152	next_scriptstate(s);
frank26080115	0:bf7b9fba3924	153
frank26080115	0:bf7b9fba3924	154	/* The script is over, so we reset the pointers and continue
frank26080115	0:bf7b9fba3924	155	sending the rest of the file. */
frank26080115	0:bf7b9fba3924	156	s->file.data = s->scriptptr;
frank26080115	0:bf7b9fba3924	157	s->file.len = s->scriptlen;
frank26080115	0:bf7b9fba3924	158	} else {
frank26080115	0:bf7b9fba3924	159	/* See if we find the start of script marker in the block of HTML
frank26080115	0:bf7b9fba3924	160	to be sent. */
frank26080115	0:bf7b9fba3924	161
frank26080115	0:bf7b9fba3924	162	if(s->file.len > uip_mss()) {
frank26080115	0:bf7b9fba3924	163	s->len = uip_mss();
frank26080115	0:bf7b9fba3924	164	} else {
frank26080115	0:bf7b9fba3924	165	s->len = s->file.len;
frank26080115	0:bf7b9fba3924	166	}
frank26080115	0:bf7b9fba3924	167
frank26080115	0:bf7b9fba3924	168	if(*s->file.data == ISO_percent) {
frank26080115	0:bf7b9fba3924	169	ptr = strchr(s->file.data + 1, ISO_percent);
frank26080115	0:bf7b9fba3924	170	} else {
frank26080115	0:bf7b9fba3924	171	ptr = strchr(s->file.data, ISO_percent);
frank26080115	0:bf7b9fba3924	172	}
frank26080115	0:bf7b9fba3924	173	if(ptr != NULL &&
frank26080115	0:bf7b9fba3924	174	ptr != s->file.data) {
frank26080115	0:bf7b9fba3924	175	s->len = (int)(ptr - s->file.data);
frank26080115	0:bf7b9fba3924	176	if(s->len >= uip_mss()) {
frank26080115	0:bf7b9fba3924	177	s->len = uip_mss();
frank26080115	0:bf7b9fba3924	178	}
frank26080115	0:bf7b9fba3924	179	}
frank26080115	0:bf7b9fba3924	180	PT_WAIT_THREAD(&s->scriptpt, send_part_of_file(s));
frank26080115	0:bf7b9fba3924	181	s->file.data += s->len;
frank26080115	0:bf7b9fba3924	182	s->file.len -= s->len;
frank26080115	0:bf7b9fba3924	183
frank26080115	0:bf7b9fba3924	184	}
frank26080115	0:bf7b9fba3924	185	}
frank26080115	0:bf7b9fba3924	186
frank26080115	0:bf7b9fba3924	187	PT_END(&s->scriptpt);
frank26080115	0:bf7b9fba3924	188	}
frank26080115	0:bf7b9fba3924	189	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	190	static
frank26080115	0:bf7b9fba3924	191	PT_THREAD(send_headers(struct httpd_state s, const char statushdr))
frank26080115	0:bf7b9fba3924	192	{
frank26080115	0:bf7b9fba3924	193	char *ptr;
frank26080115	0:bf7b9fba3924	194
frank26080115	0:bf7b9fba3924	195	PSOCK_BEGIN(&s->sout);
frank26080115	0:bf7b9fba3924	196
frank26080115	0:bf7b9fba3924	197	PSOCK_SEND_STR(&s->sout, statushdr);
frank26080115	0:bf7b9fba3924	198
frank26080115	0:bf7b9fba3924	199	ptr = strrchr(s->filename, ISO_period);
frank26080115	0:bf7b9fba3924	200	if(ptr == NULL) {
frank26080115	0:bf7b9fba3924	201	PSOCK_SEND_STR(&s->sout, http_content_type_binary);
frank26080115	0:bf7b9fba3924	202	} else if(strncmp(http_html, ptr, 5) == 0 \|\|
frank26080115	0:bf7b9fba3924	203	strncmp(http_shtml, ptr, 6) == 0) {
frank26080115	0:bf7b9fba3924	204	PSOCK_SEND_STR(&s->sout, http_content_type_html);
frank26080115	0:bf7b9fba3924	205	} else if(strncmp(http_css, ptr, 4) == 0) {
frank26080115	0:bf7b9fba3924	206	PSOCK_SEND_STR(&s->sout, http_content_type_css);
frank26080115	0:bf7b9fba3924	207	} else if(strncmp(http_png, ptr, 4) == 0) {
frank26080115	0:bf7b9fba3924	208	PSOCK_SEND_STR(&s->sout, http_content_type_png);
frank26080115	0:bf7b9fba3924	209	} else if(strncmp(http_gif, ptr, 4) == 0) {
frank26080115	0:bf7b9fba3924	210	PSOCK_SEND_STR(&s->sout, http_content_type_gif);
frank26080115	0:bf7b9fba3924	211	} else if(strncmp(http_jpg, ptr, 4) == 0) {
frank26080115	0:bf7b9fba3924	212	PSOCK_SEND_STR(&s->sout, http_content_type_jpg);
frank26080115	0:bf7b9fba3924	213	} else {
frank26080115	0:bf7b9fba3924	214	PSOCK_SEND_STR(&s->sout, http_content_type_plain);
frank26080115	0:bf7b9fba3924	215	}
frank26080115	0:bf7b9fba3924	216	PSOCK_END(&s->sout);
frank26080115	0:bf7b9fba3924	217	}
frank26080115	0:bf7b9fba3924	218	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	219	static
frank26080115	0:bf7b9fba3924	220	PT_THREAD(handle_output(struct httpd_state *s))
frank26080115	0:bf7b9fba3924	221	{
frank26080115	0:bf7b9fba3924	222	char *ptr;
frank26080115	0:bf7b9fba3924	223
frank26080115	0:bf7b9fba3924	224	PT_BEGIN(&s->outputpt);
frank26080115	0:bf7b9fba3924	225
frank26080115	0:bf7b9fba3924	226	if(!httpd_fs_open(s->filename, &s->file)) {
frank26080115	0:bf7b9fba3924	227	httpd_fs_open(http_404_html, &s->file);
frank26080115	0:bf7b9fba3924	228	strcpy(s->filename, http_404_html);
frank26080115	0:bf7b9fba3924	229	PT_WAIT_THREAD(&s->outputpt,
frank26080115	0:bf7b9fba3924	230	send_headers(s,
frank26080115	0:bf7b9fba3924	231	http_header_404));
frank26080115	0:bf7b9fba3924	232	PT_WAIT_THREAD(&s->outputpt,
frank26080115	0:bf7b9fba3924	233	send_file(s));
frank26080115	0:bf7b9fba3924	234	} else {
frank26080115	0:bf7b9fba3924	235	PT_WAIT_THREAD(&s->outputpt,
frank26080115	0:bf7b9fba3924	236	send_headers(s,
frank26080115	0:bf7b9fba3924	237	http_header_200));
frank26080115	0:bf7b9fba3924	238	ptr = strchr(s->filename, ISO_period);
frank26080115	0:bf7b9fba3924	239	if(ptr != NULL && strncmp(ptr, http_shtml, 6) == 0) {
frank26080115	0:bf7b9fba3924	240	PT_INIT(&s->scriptpt);
frank26080115	0:bf7b9fba3924	241	PT_WAIT_THREAD(&s->outputpt, handle_script(s));
frank26080115	0:bf7b9fba3924	242	} else {
frank26080115	0:bf7b9fba3924	243	PT_WAIT_THREAD(&s->outputpt,
frank26080115	0:bf7b9fba3924	244	send_file(s));
frank26080115	0:bf7b9fba3924	245	}
frank26080115	0:bf7b9fba3924	246	}
frank26080115	0:bf7b9fba3924	247	PSOCK_CLOSE(&s->sout);
frank26080115	0:bf7b9fba3924	248	PT_END(&s->outputpt);
frank26080115	0:bf7b9fba3924	249	}
frank26080115	0:bf7b9fba3924	250	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	251	static
frank26080115	0:bf7b9fba3924	252	PT_THREAD(handle_input(struct httpd_state *s))
frank26080115	0:bf7b9fba3924	253	{
frank26080115	0:bf7b9fba3924	254	PSOCK_BEGIN(&s->sin);
frank26080115	0:bf7b9fba3924	255
frank26080115	0:bf7b9fba3924	256	PSOCK_READTO(&s->sin, ISO_space);
frank26080115	0:bf7b9fba3924	257
frank26080115	0:bf7b9fba3924	258
frank26080115	0:bf7b9fba3924	259	if(strncmp(s->inputbuf, http_get, 4) != 0) {
frank26080115	0:bf7b9fba3924	260	PSOCK_CLOSE_EXIT(&s->sin);
frank26080115	0:bf7b9fba3924	261	}
frank26080115	0:bf7b9fba3924	262	PSOCK_READTO(&s->sin, ISO_space);
frank26080115	0:bf7b9fba3924	263
frank26080115	0:bf7b9fba3924	264	if(s->inputbuf[0] != ISO_slash) {
frank26080115	0:bf7b9fba3924	265	PSOCK_CLOSE_EXIT(&s->sin);
frank26080115	0:bf7b9fba3924	266	}
frank26080115	0:bf7b9fba3924	267
frank26080115	0:bf7b9fba3924	268	if(s->inputbuf[1] == ISO_space) {
frank26080115	0:bf7b9fba3924	269	strncpy(s->filename, http_index_html, sizeof(s->filename));
frank26080115	0:bf7b9fba3924	270	} else {
frank26080115	0:bf7b9fba3924	271	s->inputbuf[PSOCK_DATALEN(&s->sin) - 1] = 0;
frank26080115	0:bf7b9fba3924	272	strncpy(s->filename, &s->inputbuf[0], sizeof(s->filename));
frank26080115	0:bf7b9fba3924	273	}
frank26080115	0:bf7b9fba3924	274
frank26080115	0:bf7b9fba3924	275	/* httpd_log_file(uip_conn->ripaddr, s->filename);*/
frank26080115	0:bf7b9fba3924	276
frank26080115	0:bf7b9fba3924	277	s->state = STATE_OUTPUT;
frank26080115	0:bf7b9fba3924	278
frank26080115	0:bf7b9fba3924	279	while(1) {
frank26080115	0:bf7b9fba3924	280	PSOCK_READTO(&s->sin, ISO_nl);
frank26080115	0:bf7b9fba3924	281
frank26080115	0:bf7b9fba3924	282	if(strncmp(s->inputbuf, http_referer, 8) == 0) {
frank26080115	0:bf7b9fba3924	283	s->inputbuf[PSOCK_DATALEN(&s->sin) - 2] = 0;
frank26080115	0:bf7b9fba3924	284	/* httpd_log(&s->inputbuf[9]);*/
frank26080115	0:bf7b9fba3924	285	}
frank26080115	0:bf7b9fba3924	286	}
frank26080115	0:bf7b9fba3924	287
frank26080115	0:bf7b9fba3924	288	PSOCK_END(&s->sin);
frank26080115	0:bf7b9fba3924	289	}
frank26080115	0:bf7b9fba3924	290	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	291	static void
frank26080115	0:bf7b9fba3924	292	handle_connection(struct httpd_state *s)
frank26080115	0:bf7b9fba3924	293	{
frank26080115	0:bf7b9fba3924	294	handle_input(s);
frank26080115	0:bf7b9fba3924	295	if(s->state == STATE_OUTPUT) {
frank26080115	0:bf7b9fba3924	296	handle_output(s);
frank26080115	0:bf7b9fba3924	297	}
frank26080115	0:bf7b9fba3924	298	}
frank26080115	0:bf7b9fba3924	299	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	300	void
frank26080115	0:bf7b9fba3924	301	httpd_appcall(void)
frank26080115	0:bf7b9fba3924	302	{
frank26080115	0:bf7b9fba3924	303	struct httpd_state s = (struct httpd_state )&(uip_conn->appstate);
frank26080115	0:bf7b9fba3924	304
frank26080115	0:bf7b9fba3924	305	if(uip_closed() \|\| uip_aborted() \|\| uip_timedout()) {
frank26080115	0:bf7b9fba3924	306	} else if(uip_connected()) {
frank26080115	0:bf7b9fba3924	307	PSOCK_INIT(&s->sin, s->inputbuf, sizeof(s->inputbuf) - 1);
frank26080115	0:bf7b9fba3924	308	PSOCK_INIT(&s->sout, s->inputbuf, sizeof(s->inputbuf) - 1);
frank26080115	0:bf7b9fba3924	309	PT_INIT(&s->outputpt);
frank26080115	0:bf7b9fba3924	310	s->state = STATE_WAITING;
frank26080115	0:bf7b9fba3924	311	/* timer_set(&s->timer, CLOCK_SECOND * 100);*/
frank26080115	0:bf7b9fba3924	312	s->timer = 0;
frank26080115	0:bf7b9fba3924	313	handle_connection(s);
frank26080115	0:bf7b9fba3924	314	} else if(s != NULL) {
frank26080115	0:bf7b9fba3924	315	if(uip_poll()) {
frank26080115	0:bf7b9fba3924	316	++s->timer;
frank26080115	0:bf7b9fba3924	317	if(s->timer >= 20) {
frank26080115	0:bf7b9fba3924	318	uip_abort();
frank26080115	0:bf7b9fba3924	319	}
frank26080115	0:bf7b9fba3924	320	} else {
frank26080115	0:bf7b9fba3924	321	s->timer = 0;
frank26080115	0:bf7b9fba3924	322	}
frank26080115	0:bf7b9fba3924	323	handle_connection(s);
frank26080115	0:bf7b9fba3924	324	} else {
frank26080115	0:bf7b9fba3924	325	uip_abort();
frank26080115	0:bf7b9fba3924	326	}
frank26080115	0:bf7b9fba3924	327	}
frank26080115	0:bf7b9fba3924	328	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	329	/**
frank26080115	0:bf7b9fba3924	330	* \brief Initialize the web server
frank26080115	0:bf7b9fba3924	331	*
frank26080115	0:bf7b9fba3924	332	* This function initializes the web server and should be
frank26080115	0:bf7b9fba3924	333	* called at system boot-up.
frank26080115	0:bf7b9fba3924	334	*/
frank26080115	0:bf7b9fba3924	335	void
frank26080115	0:bf7b9fba3924	336	httpd_init(void)
frank26080115	0:bf7b9fba3924	337	{
frank26080115	0:bf7b9fba3924	338	uip_listen(HTONS(80));
frank26080115	0:bf7b9fba3924	339	}
frank26080115	0:bf7b9fba3924	340	/---------------------------------------------------------------------------/
frank26080115	0:bf7b9fba3924	341	/** @} */
frank26080115	0:bf7b9fba3924	342	/** @} */

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Type:	Program
Created:	20 Mar 2011
Imports:	199
Forks:	0
Commits:	1
Dependents:	0
Dependencies:	0
Followers:	7

EMAC/uIP/apps/webserver/httpd.c@0:bf7b9fba3924, 2011-03-20 (annotated)

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