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osd-contiki/apps/webserver-nano/httpd-cgi.c

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/*
* Copyright (c) 2001, Adam Dunkels.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This file is part of the uIP TCP/IP stack.
*
*
*/
/*
* This file includes functions that are called by the web server
* scripts. The functions takes no argument, and the return value is
* interpreted as follows. A zero means that the function did not
* complete and should be invoked for the next packet as well. A
* non-zero value indicates that the function has completed and that
* the web server should move along to the next script line.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "contiki-net.h"
#include "httpd.h"
#include "httpd-cgi.h"
#include "httpd-fs.h"
#include "httpd-fsdata.h"
#include "lib/petsciiconv.h"
#include "sensors.h"
/* RADIOSTATS must also be set in clock.c and the radio driver */
#if RF230BB
#define RADIOSTATS 1
#endif
#if CONTIKI_TARGET_REDBEE_ECONOTAG
#include "adc.h"
#endif
short sleepcount;
#if WEBSERVER_CONF_CGI
static struct httpd_cgi_call *calls = NULL;
/*cgi function names*/
#if WEBSERVER_CONF_HEADER
static const char hdr_name[] HTTPD_STRING_ATTR = "header";
#endif
#if WEBSERVER_CONF_FILESTATS
static const char file_name[] HTTPD_STRING_ATTR = "file-stats";
#endif
#if WEBSERVER_CONF_TCPSTATS
static const char tcp_name[] HTTPD_STRING_ATTR = "tcp-connections";
#endif
#if WEBSERVER_CONF_PROCESSES
static const char proc_name[] HTTPD_STRING_ATTR = "processes";
#endif
#if WEBSERVER_CONF_SENSORS
static const char sensor_name[] HTTPD_STRING_ATTR = "sensors";
#endif
#if WEBSERVER_CONF_ADDRESSES
static const char adrs_name[] HTTPD_STRING_ATTR = "addresses";
#endif
#if WEBSERVER_CONF_NEIGHBORS
static const char nbrs_name[] HTTPD_STRING_ATTR = "neighbors";
#endif
#if WEBSERVER_CONF_ROUTES
static const char rtes_name[] HTTPD_STRING_ATTR = "routes";
#endif
#if WEBSERVER_CONF_TICTACTOE
static const char tictac_name[] HTTPD_STRING_ATTR = "tictac";
#endif
#if WEBSERVER_CONF_AJAX
static const char ajax_name[] HTTPD_STRING_ATTR = "ajaxdata";
#endif
#endif
/*Process states for processes cgi*/
#if WEBSERVER_CONF_PROCESSES || WEBSERVER_CONF_TCPSTATS
static const char closed[] HTTPD_STRING_ATTR = "CLOSED";
static const char syn_rcvd[] HTTPD_STRING_ATTR = "SYN-RCVD";
static const char syn_sent[] HTTPD_STRING_ATTR = "SYN-SENT";
static const char established[] HTTPD_STRING_ATTR = "ESTABLISHED";
static const char fin_wait_1[] HTTPD_STRING_ATTR = "FIN-WAIT-1";
static const char fin_wait_2[] HTTPD_STRING_ATTR = "FIN-WAIT-2";
static const char closing[] HTTPD_STRING_ATTR = "CLOSING";
static const char time_wait[] HTTPD_STRING_ATTR = "TIME-WAIT";
static const char last_ack[] HTTPD_STRING_ATTR = "LAST-ACK";
static const char none[] HTTPD_STRING_ATTR = "NONE";
static const char running[] HTTPD_STRING_ATTR = "RUNNING";
static const char called[] HTTPD_STRING_ATTR = "CALLED";
static const char *states[] = {
closed,
syn_rcvd,
syn_sent,
established,
fin_wait_1,
fin_wait_2,
closing,
time_wait,
last_ack,
none,
running,
called};
#endif
#if WEBSERVER_CONF_SENSORS
static char sensor_temperature[14]="Not Available";
static char sensor_extvoltage[14]="Not Available";
static unsigned long last_tempupdate;//,last_extvoltageupdate;
// extern unsigned long seconds, sleepseconds;
#if RADIOSTATS
extern unsigned long radioontime;
static unsigned long savedradioontime;
extern uint8_t RF230_radio_on, rf230_last_rssi;
extern uint16_t RF230_sendpackets,RF230_receivepackets,RF230_sendfail,RF230_receivefail;
#endif
#endif
#if 0
void
web_set_temp(char *s)
{
strcpy(sensor_temperature, s);
// printf_P(PSTR("got temp"));
last_tempupdate=seconds;
}
void
web_set_voltage(char *s)
{
strcpy(sensor_extvoltage, s);
// printf_P(PSTR("got volts"));
last_extvoltageupdate=seconds;
}
#endif
#if WEBSERVER_CONF_CGI
/*---------------------------------------------------------------------------*/
static
PT_THREAD(nullfunction(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
PSOCK_END(&s->sout);
}
/*---------------------------------------------------------------------------*/
httpd_cgifunction
httpd_cgi(char *name)
{
struct httpd_cgi_call *f;
/* Find the matching name in the table, return the function. */
for(f = calls; f != NULL; f = f->next) {
if(httpd_strncmp(name, f->name, httpd_strlen(f->name)) == 0) {
return f->function;
}
}
return nullfunction;
}
#if WEBSERVER_CONF_HEADER
/*---------------------------------------------------------------------------*/
static unsigned short
generate_header(void *arg)
{
unsigned short numprinted=0;
#if WEBSERVER_CONF_HEADER_W3C
#define _MSS1 100
static const char httpd_cgi_headerw[] HTTPD_STRING_ATTR = "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\" \"http://www.w3.org/TR/html4/loose.dtd\">";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerw);
#endif
#if WEBSERVER_CONF_HEADER_ICON
#define _MSS2 105
#ifdef WEBSERVER_CONF_PAGETITLE
static const char httpd_cgi_header1[] HTTPD_STRING_ATTR = "<html><head><title>%s</title><link rel=\"icon\" href=\"favicon.gif\" type=\"image/gif\"></head><body>";
#else
static const char httpd_cgi_header1[] HTTPD_STRING_ATTR = "<html><head><title>Contiki-Nano</title><link rel=\"icon\" href=\"favicon.gif\" type=\"image/gif\"></head><body>";
#endif
#else
#define _MSS2 52
#ifdef WEBSERVER_CONF_PAGETITLE
static const char httpd_cgi_header1[] HTTPD_STRING_ATTR = "<html><head><title>%s</title></head><body>";
#else
static const char httpd_cgi_header1[] HTTPD_STRING_ATTR = "<html><head><title>Contiki-Nano</title></head><body>";
#endif
#endif
#ifdef WEBSERVER_CONF_PAGETITLE
#define WAD ((struct uip_ip_hdr *)&uip_buf[UIP_LLH_LEN])->destipaddr.u8
{ char buf[40];
WEBSERVER_CONF_PAGETITLE;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_header1,buf);
}
#else
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_header1);
#endif
#if WEBSERVER_CONF_HEADER_MENU
#define _MSS3 32
static const char httpd_cgi_headerm1[] HTTPD_STRING_ATTR = "<pre><a href=\"/\">Front page</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm1);
#if WEBSERVER_CONF_SENSORS
#define _MSS4 34
static const char httpd_cgi_headerm2[] HTTPD_STRING_ATTR = "|<a href=\"status.shtml\">Status</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm2);
#endif
#if WEBSERVER_CONF_TCPSTATS
#define _MSS5 44
static const char httpd_cgi_headerm3[] HTTPD_STRING_ATTR = "|<a href=\"tcp.shtml\">Network connections</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm3);
#endif
#if WEBSERVER_CONF_PROCESSES
#define _MSS6 46
static const char httpd_cgi_headerm4[] HTTPD_STRING_ATTR = "|<a href=\"processes.shtml\">System processes</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm4);
#endif
#if WEBSERVER_CONF_FILESTATS
#define _MSS7 45
static const char httpd_cgi_headerm5[] HTTPD_STRING_ATTR = "|<a href=\"files.shtml\">File statistics</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm5);
#endif
#if WEBSERVER_CONF_TICTACTOE
#define _MSS8 44
static const char httpd_cgi_headerm6[] HTTPD_STRING_ATTR = "|<a href=\"/ttt/ttt.shtml\">TicTacToe</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm6);
#endif
#if WEBSERVER_CONF_AJAX
#define _MSS9 30
static const char httpd_cgi_headerm7[] HTTPD_STRING_ATTR = "|<a href=\"ajax.shtml\">Ajax</a>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerm7);
#endif
static const char httpd_cgi_headerme[] HTTPD_STRING_ATTR = "</pre>";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_headerme);
#endif /* WEBSERVER_CONF_MENU */
#if UIP_RECEIVE_WINDOW < _MSS1+_MSS2+_MSS3_+MSS4_+MSS5_MSS6+_MSS7+_MSS8+_MSS9
#warning ************************************************************
#warning UIP_RECEIVE_WINDOW not large enough for header cgi output.
#warning Web pages will not render properly!
#warning ************************************************************
#endif
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(header(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, generate_header, (void *) ptr);
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_HEADER */
#if WEBSERVER_CONF_FILESTATS
/*---------------------------------------------------------------------------*/
static unsigned short
generate_file_stats(void *arg)
{
struct httpd_state *s = (struct httpd_state *)arg;
#if WEBSERVER_CONF_LOADTIME
static const char httpd_cgi_filestat1[] HTTPD_STRING_ATTR = "<p align=\"right\"><br><br><i>This page has been sent %u times (%1u.%02u sec)</i></body></html>";
#else
static const char httpd_cgi_filestat1[] HTTPD_STRING_ATTR = "<p align=\"right\"><br><br><i>This page has been sent %u times</i></body></html>";
#endif
static const char httpd_cgi_filestat2[] HTTPD_STRING_ATTR = "<tr><td><a href=\"%s\">%s</a></td><td>%d</td>";
static const char httpd_cgi_filestat3[] HTTPD_STRING_ATTR = "%5u";
char tmp[20];
struct httpd_fsdata_file_noconst *f,fram;
uint16_t i;
unsigned short numprinted;
/* Transfer arg from whichever flash that contains the html file to RAM */
httpd_fs_cpy(&tmp, s->u.ptr, 20);
/* Count for this page, with common page footer */
if (tmp[0]=='.') {
#if WEBSERVER_CONF_LOADTIME
s->pagetime = clock_time() - s->pagetime;
numprinted=httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_filestat1, httpd_fs_open(s->filename, 0),
(unsigned int)s->pagetime/CLOCK_SECOND,(100*((unsigned int)s->pagetime%CLOCK_SECOND))/CLOCK_SECOND);
#else
numprinted=httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_filestat1, httpd_fs_open(s->filename, 0));
#endif
/* Count for all files */
/* Note buffer will overflow if there are too many files! */
} else if (tmp[0]=='*') {
i=0;numprinted=0;
for(f = (struct httpd_fsdata_file_noconst *)httpd_fs_get_root();
f != NULL;
f = (struct httpd_fsdata_file_noconst *)fram.next) {
/* Get the linked list file entry into RAM from from wherever it is*/
httpd_memcpy(&fram,f,sizeof(fram));
/* Get the file name from whatever memory it is in */
httpd_fs_cpy(&tmp, fram.name, sizeof(tmp));
#if WEBSERVER_CONF_FILESTATS==2
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_filestat2, tmp, tmp, f->count);
#else
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_filestat2, tmp, tmp, httpd_filecount[i]);
#endif
i++;
}
/* Count for specified file */
} else {
numprinted=httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_filestat3, httpd_fs_open(tmp, 0));
}
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(file_stats(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
/* Pass string after cgi invocation to the generator */
s->u.ptr = ptr;
PSOCK_GENERATOR_SEND(&s->sout, generate_file_stats, s);
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_FILESTATS*/
#if WEBSERVER_CONF_TCPSTATS
/*---------------------------------------------------------------------------*/
static unsigned short
make_tcp_stats(void *arg)
{
static const char httpd_cgi_tcpstat1[] HTTPD_STRING_ATTR = "<tr align=\"center\"><td>%d</td><td>";
static const char httpd_cgi_tcpstat2[] HTTPD_STRING_ATTR = "-%u</td><td>%s</td><td>%u</td><td>%u</td><td>%c %c</td></tr>\r\n";
static const char httpd_cgi_tcpstat3[] HTTPD_STRING_ATTR = "[Room for %d more]";
struct uip_conn *conn;
struct httpd_state *s = (struct httpd_state *)arg;
char tstate[20];
uint16_t numprinted;
if (s->u.count==UIP_CONNS){
for(numprinted = 0; numprinted < UIP_CONNS; numprinted++ ) {
if((uip_conns[numprinted].tcpstateflags & UIP_TS_MASK) != UIP_CLOSED) s->u.count--;
}
return(httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_tcpstat3, s->u.count));
}
conn = &uip_conns[s->u.count];
numprinted = httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_tcpstat1, uip_htons(conn->lport));
numprinted += httpd_cgi_sprint_ip6(conn->ripaddr, uip_appdata + numprinted);
httpd_strcpy(tstate,states[conn->tcpstateflags & UIP_TS_MASK]);
numprinted += httpd_snprintf((char *)uip_appdata + numprinted, uip_mss() - numprinted,
httpd_cgi_tcpstat2,
uip_htons(conn->rport),
tstate,
conn->nrtx,
conn->timer,
(uip_outstanding(conn))? '*':' ',
(uip_stopped(conn))? '!':' ');
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(tcp_stats(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
s->u.count=UIP_CONNS;
PSOCK_GENERATOR_SEND(&s->sout, make_tcp_stats, s);
for(s->u.count = 0; s->u.count < UIP_CONNS; ++s->u.count) {
if((uip_conns[s->u.count].tcpstateflags & UIP_TS_MASK) != UIP_CLOSED) {
PSOCK_GENERATOR_SEND(&s->sout, make_tcp_stats, s);
}
}
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_TCPSTATS */
#if WEBSERVER_CONF_PROCESSES
/*---------------------------------------------------------------------------*/
static unsigned short
make_processes(void *p)
{
static const char httpd_cgi_proc[] HTTPD_STRING_ATTR = "<tr align=\"center\"><td>%p</td><td>%s</td><td>%p</td><td>%s</td></tr>\r\n";
char name[40],tstate[20];
strncpy(name, PROCESS_NAME_STRING((struct process *)p), 40);
petsciiconv_toascii(name, 40);
httpd_strcpy(tstate,states[9 + ((struct process *)p)->state]);
return httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_proc, p, name,
// *((char **) &(((struct process *)p)->thread)),
* (char **)(&(((struct process *)p)->thread)), //minimal net
tstate);
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(processes(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
for(s->u.ptr = PROCESS_LIST(); s->u.ptr != NULL; s->u.ptr = ((struct process *)s->u.ptr)->next) {
PSOCK_GENERATOR_SEND(&s->sout, make_processes, s->u.ptr);
}
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_PROCESSES */
#if WEBSERVER_CONF_ADDRESSES || WEBSERVER_CONF_NEIGHBORS || WEBSERVER_CONF_ROUTES
#if WEBSERVER_CONF_SHOW_ROOM
static const char httpd_cgi_addrf[] HTTPD_STRING_ATTR = "[Room for %u more]\n";
#else
static const char httpd_cgi_addrf[] HTTPD_STRING_ATTR = "[Table is full]\n";
#endif
static const char httpd_cgi_addrn[] HTTPD_STRING_ATTR = "[None]\n";
#endif
#if WEBSERVER_CONF_ADDRESSES
/*---------------------------------------------------------------------------*/
extern uip_ds6_netif_t uip_ds6_if;
static unsigned short
make_addresses(void *p)
{
uint8_t i,j=0;
uint16_t numprinted = 0;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
j++;
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, uip_appdata + numprinted);
*((char *)uip_appdata+numprinted++) = '\n';
}
}
#if WEBSERVER_CONF_SHOW_ROOM
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf, UIP_DS6_ADDR_NB-j);
#else
if(UIP_DS6_ADDR_NB == j) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf);
}
#endif
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(addresses(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, make_addresses, s->u.ptr);
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_ADDRESSES */
#if WEBSERVER_CONF_NEIGHBORS
extern uip_ds6_nbr_t uip_ds6_nbr_cache[];
/*---------------------------------------------------------------------------*/
static unsigned short
make_neighbors(void *p)
{
uint8_t i,j;
uint16_t numprinted=0;
struct httpd_state *s=p;
/* Span generator calls over tcp segments */
/* Note retransmissions will execute thise code multiple times for a segment */
i=s->starti;j=s->startj;
for (;i<UIP_DS6_NBR_NB;i++) {
if (uip_ds6_nbr_cache[i].isused) {
j++;
#if WEBSERVER_CONF_NEIGHBOR_STATUS
static const char httpd_cgi_nbrs1[] HTTPD_STRING_ATTR = " INCOMPLETE";
static const char httpd_cgi_nbrs2[] HTTPD_STRING_ATTR = " REACHABLE";
static const char httpd_cgi_nbrs3[] HTTPD_STRING_ATTR = " STALE";
static const char httpd_cgi_nbrs4[] HTTPD_STRING_ATTR = " DELAY";
static const char httpd_cgi_nbrs5[] HTTPD_STRING_ATTR = " NBR_PROBE";
{uint16_t k=numprinted+25;
numprinted += httpd_cgi_sprint_ip6(uip_ds6_nbr_cache[i].ipaddr, uip_appdata + numprinted);
while (numprinted < k) {*((char *)uip_appdata+numprinted++) = ' ';}
switch (uip_ds6_nbr_cache[i].state) {
case NBR_INCOMPLETE: numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_nbrs1);break;
case NBR_REACHABLE: numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_nbrs2);break;
case NBR_STALE: numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_nbrs3);break;
case NBR_DELAY: numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_nbrs4);break;
case NBR_PROBE: numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_nbrs5);break;
}
}
#else
numprinted += httpd_cgi_sprint_ip6(uip_ds6_nbr_cache[i].ipaddr, uip_appdata + numprinted);
#endif
*((char *)uip_appdata+numprinted++) = '\n';
/* If buffer near full, send it and wait for the next call. Could be a retransmission, or the next segment */
if(numprinted > (uip_mss() - 50)) {
s->savei=i;s->savej=j;
return numprinted;
}
}
}
#if WEBSERVER_CONF_SHOW_ROOM
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf,UIP_DS6_NBR_NB-j);
#else
if(UIP_DS6_NBR_NB == j) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf);
}
#endif
/* Signal that this was the last segment */
s->savei = 0;
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(neighbors(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
/* Send as many TCP segments as needed for the neighbor table */
/* Move to next seqment after each successful transmission */
s->starti=s->startj=0;
do {
PSOCK_GENERATOR_SEND(&s->sout, make_neighbors, (void *)s);
s->starti=s->savei+1;s->startj=s->savej;
} while(s->savei);
PSOCK_END(&s->sout);
}
#endif
#if WEBSERVER_CONF_ROUTES
extern uip_ds6_route_t uip_ds6_routing_table[];
#if WEBSERVER_CONF_ROUTE_LINKS
static const char httpd_cgi_rtesl1[] HTTPD_STRING_ATTR = "<a href=http://[";
static const char httpd_cgi_rtesl2[] HTTPD_STRING_ATTR = "]/status.shtml>";
static const char httpd_cgi_rtesl3[] HTTPD_STRING_ATTR = "</a>";
#endif
/*---------------------------------------------------------------------------*/
static unsigned short
make_routes(void *p)
{
static const char httpd_cgi_rtes1[] HTTPD_STRING_ATTR = "/%u (via ";
static const char httpd_cgi_rtes2[] HTTPD_STRING_ATTR = ") %lus\n";
static const char httpd_cgi_rtes3[] HTTPD_STRING_ATTR = ")\n";
uint8_t i,j;
uint16_t numprinted=0;
struct httpd_state *s=p;
/* Span generator calls over tcp segments */
/* Note retransmissions will execute thise code multiple times for a segment */
i=s->starti;j=s->startj;
for (;i<UIP_DS6_ROUTE_NB;i++) {
if (uip_ds6_routing_table[i].isused) {
j++;
#if WEBSERVER_CONF_ROUTE_LINKS
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl1);
numprinted += httpd_cgi_sprint_ip6(uip_ds6_routing_table[i].ipaddr, uip_appdata + numprinted);
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl2);
numprinted += httpd_cgi_sprint_ip6(uip_ds6_routing_table[i].ipaddr, uip_appdata + numprinted);
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl3);
#else
numprinted += httpd_cgi_sprint_ip6(uip_ds6_routing_table[i].ipaddr, uip_appdata + numprinted);
#endif
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtes1, uip_ds6_routing_table[i].length);
numprinted += httpd_cgi_sprint_ip6(uip_ds6_routing_table[i].nexthop, uip_appdata + numprinted);
if(1 || uip_ds6_routing_table[i].state.lifetime < 3600) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtes2, (long unsigned int)uip_ds6_routing_table[i].state.lifetime);
} else {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtes3);
}
/* If buffer near full, send it and wait for the next call. Could be a retransmission, or the next segment */
if(numprinted > (uip_mss() - 200)) {
s->savei=i;s->savej=j;
return numprinted;
}
}
}
if (j==0) numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrn);
#if WEBSERVER_CONF_SHOW_ROOM
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf,UIP_DS6_ROUTE_NB-j);
#else
if(UIP_DS6_ROUTE_NB == j) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_addrf);
}
#endif
{
static const char httpd_cgi_defr1[] HTTPD_STRING_ATTR = "\n<big><b>RPL Parent</b></big>\n";
static const char httpd_cgi_defr2[] HTTPD_STRING_ATTR = " (%u sec)\n";
#if 0
uip_ip6addr_t *nexthop = uip_ds6_defrt_choose();
if (nexthop) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_defr1);
numprinted += httpd_cgi_sprint_ip6(*nexthop, uip_appdata + numprinted);
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_defr2,nexthop->lifetime.start+nexthop->lifetime.interval-clock_seconds());
}
#else
uip_ds6_defrt_t *locdefrt;
extern uip_ds6_defrt_t uip_ds6_defrt_list[UIP_DS6_DEFRT_NB];
for(locdefrt = uip_ds6_defrt_list;
locdefrt < uip_ds6_defrt_list + UIP_DS6_DEFRT_NB; locdefrt++) {
if(locdefrt->isused) {
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_defr1);
#if WEBSERVER_CONF_ROUTE_LINKS && 0
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl1);
numprinted += httpd_cgi_sprint_ip6(locdefrt->ipaddr, uip_appdata + numprinted);
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl2);
numprinted += httpd_cgi_sprint_ip6(locdefrt->ipaddr, uip_appdata + numprinted);
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_rtesl3);
#else
numprinted += httpd_cgi_sprint_ip6(locdefrt->ipaddr, uip_appdata + numprinted);
#endif
numprinted += httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_defr2,locdefrt->lifetime.start+locdefrt->lifetime.interval-clock_seconds());
// break;
}
}
#endif
}
/* Signal that this was the last segment */
s->savei = 0;
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(routes(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
/* Send as many TCP segments as needed for the route table */
/* Move to next seqment after each successful transmission */
s->starti=s->startj=0;
do {
PSOCK_GENERATOR_SEND(&s->sout, make_routes, s);
s->starti=s->savei+1;s->startj=s->savej;
} while(s->savei);
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_ROUTES */
#if WEBSERVER_CONF_SENSORS
/*---------------------------------------------------------------------------*/
static unsigned short
generate_sensor_readings(void *arg)
{
uint16_t numprinted=0;
uint16_t days,h,m,s;
unsigned long seconds=clock_seconds();
static const char httpd_cgi_sensor0[] HTTPD_STRING_ATTR = "[Updated %d seconds ago]\n";
static const char httpd_cgi_sensor1[] HTTPD_STRING_ATTR = "<em>Temperature:</em> %s\n";
static const char httpd_cgi_sensor2[] HTTPD_STRING_ATTR = "<em>Battery :</em> %s\n";
static const char httpd_cgi_sensor3[] HTTPD_STRING_ATTR = "<em>Uptime :</em> %02d:%02d:%02d\n";
static const char httpd_cgi_sensor3d[] HTTPD_STRING_ATTR = "<em>Uptime :</em> %u days %02u:%02u:%02u\n";
/* Generate temperature and voltage strings for each platform */
#if CONTIKI_TARGET_AVR_ATMEGA128RFA1
{uint8_t i;
BATMON = 16; //give BATMON time to stabilize at highest range and lowest voltage
/* Measure internal temperature sensor, see atmega128rfa1 datasheet */
/* This code disabled by default for safety.
Selecting an internal reference will short it to anything connected to the AREF pin
*/
#if 0
ADCSRB|=1<<MUX5; //this bit buffered till ADMUX written to!
ADMUX =0xc9; // Select internal 1.6 volt ref, temperature sensor ADC channel
ADCSRA=0x85; //Enable ADC, not free running, interrupt disabled, clock divider 32 (250 KHz@ 8 MHz)
// while ((ADCSRB&(1<<AVDDOK))==0); //wait for AVDD ok
// while ((ADCSRB&(1<<REFOK))==0); //wait for ref ok
ADCSRA|=1<<ADSC; //Start throwaway conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
ADCSRA|=1<<ADSC; //Start another conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
h=ADC; //Read adc
h=11*h-2728+(h>>2); //Convert to celcius*10 (should be 11.3*h, approximate with 11.25*h)
ADCSRA=0; //disable ADC
ADMUX=0; //turn off internal vref
m=h/10;s=h-10*m;
static const char httpd_cgi_sensor1_printf[] HTTPD_STRING_ATTR = "%d.%d C";
httpd_snprintf(sensor_temperature,sizeof(sensor_temperature),httpd_cgi_sensor1_printf,m,s);
#endif
/* Bandgap can't be measured against supply voltage in this chip. */
/* Use BATMON register instead */
for ( i=16; i<31; i++) {
BATMON = i;
if ((BATMON&(1<<BATMON_OK))==0) break;
}
h=2550-75*16-75+75*i; //-75 to take the floor of the 75 mv transition window
static const char httpd_cgi_sensor2_printf[] HTTPD_STRING_ATTR = "%u mv";
httpd_snprintf(sensor_extvoltage,sizeof(sensor_extvoltage),httpd_cgi_sensor2_printf,h);
}
#elif CONTIKI_TARGET_AVR_RAVEN
{
#if 1
/* Usual way to get AVR supply voltage, measure 1.1v bandgap using Vcc as reference.
* This connects the bandgap to the AREF pin, so enable only if there is no external AREF!
* A capacitor may be connected to this pin to reduce reference noise.
*/
ADMUX =0x5E; //Select AVCC as reference, measure 1.1 volt bandgap reference.
ADCSRA=0x87; //Enable ADC, not free running, interrupt disabled, clock divider 128 (62 KHz@ 8 MHz)
ADCSRA|=1<<ADSC; //Start throwaway conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
ADCSRA|=1<<ADSC; //Start another conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
//h=1126400UL/ADC; //Get supply voltage (factor nominally 1100*1024)
h=1198070UL/ADC; //My Raven
ADCSRA=0; //disable ADC
ADMUX=0; //turn off internal vref
static const char httpd_cgi_sensor2_printf[] HTTPD_STRING_ATTR = "%u mv";
httpd_snprintf(sensor_extvoltage,sizeof(sensor_extvoltage),httpd_cgi_sensor2_printf,h);
#endif
}
#elif CONTIKI_TARGET_REDBEE_ECONOTAG
//#include "adc.h"
{
#if 0
/* Scan ADC channels if not already being done elsewhere */
uint8_t c;
adc_reading[8]=0;
adc_init();
while (adc_reading[8]==0) adc_service();
//for (c=0; c<NUM_ADC_CHAN; c++) printf("%u %04u\r\n", c, adc_reading[c]);
adc_disable();
#endif
static const char httpd_cgi_sensorv[] HTTPD_STRING_ATTR = "<em>ADC chans :</em> %u %u %u %u %u %u %u %u \n";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensorv,
adc_reading[0],adc_reading[1],adc_reading[2],adc_reading[3],adc_reading[4],adc_reading[5],adc_reading[6],adc_reading[7]);
}
#endif
if (last_tempupdate) {
numprinted =httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_sensor0,(unsigned int) (seconds-last_tempupdate));
}
if (sensor_temperature[0]!='N') {
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor1, sensor_temperature);
}
#if CONTIKI_TARGET_REDBEE_ECONOTAG
/* Econotag at 3v55 with 10 ohms to LiFePO4 battery: 3680mv usb 3573 2 Fresh alkaline AAs. Take 3590 as threshold for USB connected */
static const char httpd_cgi_sensor2u[] HTTPD_STRING_ATTR = "<em>Vcc (USB) :</em> %s\n";
if(adc_reading[8]<1368) {
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor2u, sensor_extvoltage);
} else {
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor2, sensor_extvoltage);
}
#else
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor2, sensor_extvoltage);
#endif
#if RADIOSTATS
/* Remember radioontime for display below - slow connection might make it report longer than cpu ontime! */
savedradioontime = radioontime;
#endif
h=seconds/3600;s=seconds-h*3600;m=s/60;s=s-m*60;
days=h/24;
if (days == 0) {
numprinted+=httpd_snprintf((char *)uip_appdata + numprinted, uip_mss() - numprinted, httpd_cgi_sensor3, h,m,s);
} else {
h=h-days*24;
numprinted+=httpd_snprintf((char *)uip_appdata + numprinted, uip_mss() - numprinted, httpd_cgi_sensor3d, days,h,m,s);
}
return numprinted;
}
#if WEBSERVER_CONF_STATISTICS
/*---------------------------------------------------------------------------*/
static unsigned short
generate_stats(void *arg)
{
uint16_t numprinted;
uint16_t h,m,s;
uint8_t p1,p2;
uint32_t seconds=clock_seconds();
static const char httpd_cgi_stats[] HTTPD_STRING_ATTR = "\n<big><b>Statistics</b></big>\n";
numprinted=httpd_snprintf((char *)uip_appdata, uip_mss(), httpd_cgi_stats);
#if ENERGEST_CONF_ON
{uint8_t p1,p2;
uint32_t sl;
#if 0
/* Update all the timers to get current values */
for (p1=1;p1<ENERGEST_TYPE_MAX;p1++) {
if (energest_current_mode[p1]) {
ENERGEST_OFF(p1);
ENERGEST_ON(p1);
}
}
#else
energest_flush();
#endif
static const char httpd_cgi_sensor4[] HTTPD_STRING_ATTR = "<em>CPU time (ENERGEST):</em> %02u:%02u:%02u (%u.%02u%%)\n";
static const char httpd_cgi_sensor10[] HTTPD_STRING_ATTR = "<em>Radio (ENERGEST):</em> Tx %02u:%02u:%02u (%u.%02u%%) ";
static const char httpd_cgi_sensor11[] HTTPD_STRING_ATTR = "Rx %02u:%02u:%02u (%u.%02u%%)\n";
sl=energest_total_time[ENERGEST_TYPE_CPU].current/RTIMER_ARCH_SECOND;
h=(10000UL*sl)/seconds;p1=h/100;p2=h-p1*100;h=sl/3600;s=sl-h*3600;m=s/60;s=s-m*60;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor4, h,m,s,p1,p2);
sl=energest_total_time[ENERGEST_TYPE_TRANSMIT].current/RTIMER_ARCH_SECOND;
h=(10000UL*sl)/seconds;p1=h/100;p2=h-p1*100;h=sl/3600;s=sl-h*3600;m=s/60;s=s-m*60;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor10, h,m,s,p1,p2);
sl=energest_total_time[ENERGEST_TYPE_LISTEN].current/RTIMER_ARCH_SECOND;
h=(10000UL*sl)/seconds;p1=h/100;p2=h-p1*100;h=sl/3600;s=sl-h*3600;m=s/60;s=s-m*60;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor11, h,m,s,p1,p2);
}
#endif /* ENERGEST_CONF_ON */
#if CONTIKIMAC_CONF_COMPOWER
#include "sys/compower.h"
{uint8_t p1,p2;
// extern struct compower_activity current_packet;
static const char httpd_cgi_sensor31[] HTTPD_STRING_ATTR = "<em>ContikiMAC (COMPOWER):</em> Tx %02u:%02u:%02u (%u.%02u%%) ";
static const char httpd_cgi_sensor32[] HTTPD_STRING_ATTR = "Rx %02u:%02u:%02u (%u.%02u%%)\n";
s=compower_idle_activity.transmit/RTIMER_ARCH_SECOND;
h=((10000UL*compower_idle_activity.transmit)/RTIMER_ARCH_SECOND)/seconds;
p1=h/100;p2=h-p1*100;h=s/3600;s=s-h*3600;m=s/60;s=s-m*60;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor31, h,m,s,p1,p2);
s=compower_idle_activity.listen/RTIMER_ARCH_SECOND;
h=((10000UL*compower_idle_activity.listen)/RTIMER_ARCH_SECOND)/seconds;
p1=h/100;p2=h-p1*100;h=s/3600;s=s-h*3600;m=s/60;s=s-m*60;
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor32, h,m,s,p1,p2);
}
#endif
#if RIMESTATS_CONF_ON
#include "net/rime/rimestats.h"
static const char httpd_cgi_sensor21[] HTTPD_STRING_ATTR = "<em>Packets (RIMESTATS):</em> Tx=%5lu Rx=%5lu TxL=%4lu RxL=%4lu\n";
numprinted+=httpd_snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, httpd_cgi_sensor21,
rimestats.tx,rimestats.rx,rimestats.lltx-rimestats.tx,rimestats.llrx-rimestats.rx);
#endif
#if RADIOSTATS
/* From RF230 statistics */
static const char httpd_cgi_sensor10[] HTTPD_STRING_ATTR = "<em>Radio on (RF230BB) :</em> %02d:%02d:%02d (%d.%02d%%)\n";
static const char httpd_cgi_sensor11[] HTTPD_STRING_ATTR = "<em>Packets: (RF230BB) :</em> Tx=%5d Rx=%5d TxL=%5d RxL=%5d RSSI=%2ddBm\n";
s=(10000UL*savedradioontime)/seconds;
p1=s/100;
p2=s-p1*100;
h=savedradioontime/3600;
s=savedradioontime-h*3600;
m=s/60;
s=s-m*60;
numprinted =httpd_snprintf((char *)uip_appdata , uip_mss() , httpd_cgi_sensor10,\
h,m,s,p1,p2);
#if RF230BB
numprinted+=httpd_snprintf((char *)uip_appdata + numprinted, uip_mss() - numprinted, httpd_cgi_sensor11,\
RF230_sendpackets,RF230_receivepackets,RF230_sendfail,RF230_receivefail,-92+rf230_last_rssi);
#else
p1=0;
radio_get_rssi_value(&p1);
p1 = -91*3(p1-1);
numprinted+=httpd_snprintf((char *)uip_appdata + numprinted, uip_mss() - numprinted, httpd_cgi_sensor11,\
RF230_sendpackets,RF230_receivepackets,RF230_sendfail,RF230_receivefail,p1);
#endif
#endif /* RADIOSTATS */
return numprinted;
}
#endif
/*---------------------------------------------------------------------------*/
static
PT_THREAD(sensor_readings(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, generate_sensor_readings, s);
#if WEBSERVER_CONF_STATISTICS
PSOCK_GENERATOR_SEND(&s->sout, generate_stats, s);
#endif
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_SENSORS */
#if WEBSERVER_CONF_TICTACTOE
/*---------------------------------------------------------------------------*/
static uint8_t whowon(char x) {
if (httpd_query[0]==x) {
if(((httpd_query[1]==x)&&(httpd_query[2]==x))
|| ((httpd_query[4]==x)&&(httpd_query[8]==x))
|| ((httpd_query[3]==x)&&(httpd_query[6]==x))){
return 1;
}
}
if (httpd_query[1]==x) {
if ((httpd_query[4]==x)&&(httpd_query[7]==x)) {
return 1;
}
}
if (httpd_query[2]==x) {
if(((httpd_query[4]==x)&&(httpd_query[6]==x))
|| ((httpd_query[5]==x)&&(httpd_query[8]==x))){
return 1;
}
}
if (httpd_query[3]==x) {
if ((httpd_query[4]==x)&&(httpd_query[5]==x)) {
return 1;
}
}
if (httpd_query[6]==x) {
if ((httpd_query[7]==x)&&(httpd_query[8]==x)) {
return 1;
}
}
return 0;
}
/*---------------------------------------------------------------------------*/
static unsigned short
make_tictactoe(void *p)
{
uint8_t i,newgame,iwon,uwon,nx,no;
char me,you,locater;
unsigned short numprinted=0;
/* If no query string restart game, else put into proper form */
newgame=0;httpd_query[9]=0;
if ((httpd_query[0]==0)||(httpd_query[0]==' ')) {
newgame=1;
for (i=0;i<9;i++) httpd_query[i]='b';
} else for (i=0;i<9;i++) {
if (!((httpd_query[i]=='x')||(httpd_query[i]=='o'))) {
httpd_query[i]='b';
}
}
/* I am x if I move first, or if number of x's is <= number of o's */
for (nx=0,no=0,i=0;i<9;i++) {
if (httpd_query[i]=='x') nx++;
else if (httpd_query[i]=='o') no++;
}
if ((no>=nx)&&!newgame) {me='x';you='o';}
else {me='o';you='x';};
iwon=whowon(me);
uwon=whowon(you);
if (newgame||iwon||uwon||(nx+no)>=9) goto showboard;
/* Make a move */
if (me=='x') nx++;else no++;
if (httpd_query[4]=='b') httpd_query[4]=me;
else if (httpd_query[0]=='b') httpd_query[0]=me;
else if (httpd_query[2]=='b') httpd_query[2]=me;
else if (httpd_query[6]=='b') httpd_query[6]=me;
else if (httpd_query[8]=='b') httpd_query[8]=me;
else if (httpd_query[1]=='b') httpd_query[1]=me;
else if (httpd_query[3]=='b') httpd_query[3]=me;
else if (httpd_query[5]=='b') httpd_query[5]=me;
else if (httpd_query[7]=='b') httpd_query[7]=me;
/* Did I win? */
iwon=whowon(me);
showboard:
for (i=0;i<9;i++) {
if (i==4) locater='c';
else if ((i==1)||(i==7)) locater='v';
else if ((i==3)||(i==5)) locater='h';
else locater=0;
if ((httpd_query[i]=='b')&&(!(iwon||uwon))) {
httpd_query[i]=you;
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<a href=ttt.shtml?%s><img src=b",httpd_query);
httpd_query[i]='b';
} else {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<img src=%c",httpd_query[i]);
}
if (locater) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "%c",locater);
}
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, ".gif>");
if (httpd_query[i]=='b') {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "</a>");
}
if ((i==2)||(i==5)) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br>");
}
}
if ((nx>(no+1))||(no>(nx+1))) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><h2>You cheated!!!</h2>");
} else if (iwon) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><h2>I Win!</h2>");
} else if (uwon) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><h2>You Win!</h2>");
} else if ((nx+no)==9) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><h2>Draw!</h2>");
}
if (iwon||uwon||((nx+no)==9)) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><a href=ttt.shtml>Play Again</a>");
}
/* If new game give option for me to start */
if ((nx==0)&&(no==0)) {
numprinted+=snprintf((char *)uip_appdata+numprinted, uip_mss()-numprinted, "<br><br><a href=ttt.shtml?bbbbbbbb>Let computer move first</a>");
}
httpd_query[0]=0; //zero the query string
return numprinted;
}
/*---------------------------------------------------------------------------*/
static
PT_THREAD(tictactoe(struct httpd_state *s, char *ptr))
{
PSOCK_BEGIN(&s->sout);
PSOCK_GENERATOR_SEND(&s->sout, make_tictactoe, s);
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_TICTACTOE */
#if WEBSERVER_CONF_AJAX
/*---------------------------------------------------------------------------*/
static
PT_THREAD(ajax_call(struct httpd_state *s, char *ptr))
{
static struct timer t;
static int iter;
static char buf[128];
static uint8_t numprinted;
uint16_t dt;
PSOCK_BEGIN(&s->sout);
#if WEBSERVER_CONF_PASSQUERY
/* Get update time from ? string, if present */
{
uint8_t i;uint16_t dt=0;
for (i=0;i<WEBSERVER_CONF_PASSQUERY;i++) {
if (httpd_query[i] < '0' || httpd_query[i] > '9') break;
dt = dt*10 + httpd_query[i]-'0';
}
if (dt < 1) dt = 1;
// printf("dt %u\n",dt);
timer_set(&t, dt*CLOCK_SECOND);
httpd_query[i]=0; //necessary?
if (dt > WEBSERVER_CONF_TIMEOUT/2) s->ajax_timeout = 2*dt; else s->ajax_timeout = WEBSERVER_CONF_TIMEOUT;
}
#else
timer_set(&t, 2*CLOCK_SECOND);
#endif
iter = 0;
while(1) {
iter++;
#if CONTIKI_TARGET_SKY
SENSORS_ACTIVATE(sht11_sensor);
SENSORS_ACTIVATE(light_sensor);
numprinted = snprintf(buf, sizeof(buf),
"t(%d);h(%d);l1(%d);l2(%d);",
sht11_sensor.value(SHT11_SENSOR_TEMP),
sht11_sensor.value(SHT11_SENSOR_HUMIDITY),
light_sensor.value(LIGHT_SENSOR_PHOTOSYNTHETIC),
light_sensor.value(LIGHT_SENSOR_TOTAL_SOLAR));
SENSORS_DEACTIVATE(sht11_sensor);
SENSORS_DEACTIVATE(light_sensor);
#elif CONTIKI_TARGET_MB851
SENSORS_ACTIVATE(acc_sensor);
numprinted = snprintf(buf, sizeof(buf),"t(%d);ax(%d);ay(%d);az(%d);",
temperature_sensor.value(0),
acc_sensor.value(ACC_X_AXIS),
acc_sensor.value(ACC_Y_AXIS),
acc_sensor.value(ACC_Z_AXIS));
SENSORS_DEACTIVATE(acc_sensor);
#elif CONTIKI_TARGET_REDBEE_ECONOTAG
#if 0
/* Scan ADC channels if not already done elsewhere */
{ uint8_t c;
adc_reading[8]=0;
adc_init();
while (adc_reading[8]==0) adc_service();
adc_disable();
#endif
#if 1
numprinted = snprintf(buf, sizeof(buf),"b(%u);adc(%u,%u,%u,%u,%u,%u,%u,%u);",
1200*0xfff/adc_reading[8],adc_reading[0],adc_reading[1],adc_reading[2],adc_reading[3],adc_reading[4],adc_reading[5],adc_reading[6],adc_reading[7]);
#else
// numprinted = snprintf(buf, sizeof(buf),"b(%u);",1200*0xfff/adc_reading[8]);
numprinted = snprintf(buf, sizeof(buf),"b(%u);adc(%u,%u,%u);",1200*0xfff/adc_reading[8],adc_reading[1],adc_reading[7],adc_reading[8]);
#endif
}
if (iter<3) {
static const char httpd_cgi_ajax11[] HTTPD_STRING_ATTR = "wt('Econtag [";
static const char httpd_cgi_ajax12[] HTTPD_STRING_ATTR = "]');";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax11);
#if WEBSERVER_CONF_PRINTADDR
/* Note address table is filled from the end down */
{int i;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, buf + numprinted);
break;
}
}
}
#endif
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax12);
}
#elif CONTIKI_TARGET_MINIMAL_NET
static uint16_t c0=0x3ff,c1=0x3ff,c2=0x3ff,c3=0x3ff,c4=0x3ff,c5=0x3ff,c6=0x3ff,c7=0x3ff;
numprinted = snprintf(buf, sizeof(buf), "t(%d);b(%u);v(%u);",273+(rand()&0x3f),3300-iter/10,iter);
numprinted += snprintf(buf+numprinted, sizeof(buf)-numprinted,"adc(%u,%u,%u,%u,%u,%u,%u,%u);",c0,c1,c2,c3,c4,c5,c6,c7);
c0+=(rand()&0xf)-8;
c1+=(rand()&0xf)-8;
c2+=(rand()&0xf)-7;
c3+=(rand()&0x1f)-15;
c4+=(rand()&0x3)-1;
c5+=(rand()&0xf)-8;
c6+=(rand()&0xf)-8;
c7+=(rand()&0xf)-8;
if (iter==1) {
static const char httpd_cgi_ajax11[] HTTPD_STRING_ATTR = "wt('Minimal-net ";
static const char httpd_cgi_ajax12[] HTTPD_STRING_ATTR = "');";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax11);
#if WEBSERVER_CONF_PRINTADDR
/* Note address table is filled from the end down */
{int i;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, buf + numprinted);
break;
}
}
}
#endif
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax12);
}
#elif CONTIKI_TARGET_AVR_ATMEGA128RFA1
{ uint8_t i;int16_t tmp,bat;
BATMON = 16; //give BATMON time to stabilize at highest range and lowest voltage
/* Measure internal temperature sensor, see atmega128rfa1 datasheet */
/* This code disabled by default for safety.
Selecting an internal reference will short it to anything connected to the AREF pin
*/
#if 1
ADCSRB|=1<<MUX5; //this bit buffered till ADMUX written to!
ADMUX =0xc9; // Select internal 1.6 volt ref, temperature sensor ADC channel
ADCSRA=0x85; //Enable ADC, not free running, interrupt disabled, clock divider 32 (250 KHz@ 8 MHz)
// while ((ADCSRB&(1<<AVDDOK))==0); //wait for AVDD ok
// while ((ADCSRB&(1<<REFOK))==0); //wait for ref ok
ADCSRA|=1<<ADSC; //Start throwaway conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
ADCSRA|=1<<ADSC; //Start another conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
tmp=ADC; //Read adc
tmp=11*tmp-2728+(tmp>>2); //Convert to celcius*10 (should be 11.3*h, approximate with 11.25*h)
ADCSRA=0; //disable ADC
ADMUX=0; //turn off internal vref
#endif
/* Bandgap can't be measured against supply voltage in this chip. */
/* Use BATMON register instead */
for ( i=16; i<31; i++) {
BATMON = i;
if ((BATMON&(1<<BATMON_OK))==0) break;
}
bat=2550-75*16-75+75*i; //-75 to take the floor of the 75 mv transition window
static const char httpd_cgi_ajax10[] HTTPD_STRING_ATTR ="t(%u),b(%u);adc(%d,%d,%u,%u,%u,%u,%u,%lu);";
numprinted = httpd_snprintf(buf, sizeof(buf),httpd_cgi_ajax10,tmp,bat,iter,tmp,bat,sleepcount,OCR2A,0,clock_time(),clock_seconds());
if (iter==1) {
static const char httpd_cgi_ajax11[] HTTPD_STRING_ATTR = "wt('128rfa1 [";
static const char httpd_cgi_ajax12[] HTTPD_STRING_ATTR = "]');";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax11);
#if WEBSERVER_CONF_PRINTADDR
/* Note address table is filled from the end down */
{int i;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, buf + numprinted);
break;
}
}
}
#endif
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax12);
}
}
#elif CONTIKI_TARGET_AVR_RAVEN
{ int16_t tmp,bat;
#if 1
/* Usual way to get AVR supply voltage, measure 1.1v bandgap using Vcc as reference.
* This connects the bandgap to the AREF pin, so enable only if there is no external AREF!
* A capacitor may be connected to this pin to reduce reference noise.
*/
ADMUX =0x5E; //Select AVCC as reference, measure 1.1 volt bandgap reference.
ADCSRA=0x87; //Enable ADC, not free running, interrupt disabled, clock divider 128 (62 KHz@ 8 MHz)
ADCSRA|=1<<ADSC; //Start throwaway conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
ADCSRA|=1<<ADSC; //Start another conversion
while (ADCSRA&(1<<ADSC)); //Wait till done
//bat=1126400UL/ADC; //Get supply voltage (factor nominally 1100*1024)
bat=1198070UL/ADC; //My Raven
ADCSRA=0; //disable ADC
ADMUX=0; //turn off internal vref
#else
bat=3300;
#endif
tmp=420;
static const char httpd_cgi_ajax10[] HTTPD_STRING_ATTR ="t(%u),b(%u);adc(%d,%d,%u,%u,%u,%u,%u,%lu);";
numprinted = httpd_snprintf(buf, sizeof(buf),httpd_cgi_ajax10,tmp,bat,iter,tmp,bat,sleepcount,OCR2A,0,clock_time(),clock_seconds());
if (iter<3) {
static const char httpd_cgi_ajax11[] HTTPD_STRING_ATTR = "wt('Raven [";
static const char httpd_cgi_ajax12[] HTTPD_STRING_ATTR = "]');";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax11);
#if WEBSERVER_CONF_PRINTADDR
/* Note address table is filled from the end down */
{int i;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, buf + numprinted);
break;
}
}
}
#endif
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax12);
}
}
//#elif CONTIKI_TARGET_IS_SOMETHING_ELSE
#else
{
static const char httpd_cgi_ajax10[] HTTPD_STRING_ATTR ="v(%u);";
numprinted = httpd_snprintf(buf, sizeof(buf),httpd_cgi_ajax10,iter);
if (iter==1) {
static const char httpd_cgi_ajax11[] HTTPD_STRING_ATTR = "wt('Contiki Ajax ";
static const char httpd_cgi_ajax12[] HTTPD_STRING_ATTR = "');";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax11);
#if WEBSERVER_CONF_PRINTADDR
/* Note address table is filled from the end down */
{int i;
for (i=0; i<UIP_DS6_ADDR_NB;i++) {
if (uip_ds6_if.addr_list[i].isused) {
numprinted += httpd_cgi_sprint_ip6(uip_ds6_if.addr_list[i].ipaddr, buf + numprinted);
break;
}
}
}
#endif
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajax12);
}
}
#endif
#if CONTIKIMAC_CONF_COMPOWER
#include "sys/compower.h"
{
//sl=compower_idle_activity.transmit/RTIMER_ARCH_SECOND;
//sl=compower_idle_activity.listen/RTIMER_ARCH_SECOND;
}
#endif
#if RIMESTATS_CONF_ON
#include "net/rime/rimestats.h"
static const char httpd_cgi_ajaxr1[] HTTPD_STRING_ATTR ="rime(%lu,%lu,%lu,%lu);";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajaxr1,
rimestats.tx,rimestats.rx,rimestats.lltx-rimestats.tx,rimestats.llrx-rimestats.rx);
#endif
#if ENERGEST_CONF_ON
{
#if 1
/* Send on times in percent since last update. Handle 16 bit rtimer wraparound.
* Javascript must convert based on platform cpu, tx, rx power.
* e.g. for cpu drawing 1.2ma@3v3, cp = 1.2*3.3*(% on time)/100 = 0.0396*c;
* Low power mode l is essentially zero for cpus that sleep.
* function p(c,l,t,r){cp=0.013*c;lt=0.465*t;lr=0.400*r;n=cp+lt+lr;//128rfa1@3v3,3dBm
* function p(c,l,t,r){cp=0.013*c;lt=0.317*t;lr=0.400*r;n=cp+lt+lr;//128rfa1@3v3,0dBm
* function p(c,l,t,r){cp=0.109*c;lt=0.848*t;lr=0.617*r;n=cp+lt+lr;//mc1322x@3v3,0dBm
* Precision can be increased by multiplying by another 100 before sending.
*/
static rtimer_clock_t last_send;
rtimer_clock_t delta_time;
static unsigned long last_cpu, last_lpm, last_listen, last_transmit;
energest_flush();
delta_time=RTIMER_NOW()-last_send;
if (RTIMER_CLOCK_LT(RTIMER_NOW(),last_send)) delta_time+=RTIMER_ARCH_SECOND;
last_send=RTIMER_NOW();
static const char httpd_cgi_ajaxe1[] HTTPD_STRING_ATTR = "p(%lu,%lu,%lu,%lu);";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajaxe1,
(10000UL*(energest_total_time[ENERGEST_TYPE_CPU].current - last_cpu))/delta_time,
(10000UL*(energest_total_time[ENERGEST_TYPE_LPM].current - last_lpm))/delta_time,
(10000UL*(energest_total_time[ENERGEST_TYPE_TRANSMIT].current - last_transmit))/delta_time,
(10000UL*(energest_total_time[ENERGEST_TYPE_LISTEN].current - last_listen))/delta_time);
last_cpu = energest_total_time[ENERGEST_TYPE_CPU].current;
last_lpm = energest_total_time[ENERGEST_TYPE_LPM].current;
last_transmit = energest_total_time[ENERGEST_TYPE_TRANSMIT].current;
last_listen = energest_total_time[ENERGEST_TYPE_LISTEN].current;
#endif
#if 1
/* Send cumulative on times in percent*100 */
uint16_t cpp,txp,rxp;
uint32_t sl,clockseconds=clock_seconds();
// energest_flush();
// sl=((10000UL*energest_total_time[ENERGEST_TYPE_CPU].current)/RTIMER_ARCH_SECOND)/clockseconds;
sl=energest_total_time[ENERGEST_TYPE_CPU].current/RTIMER_ARCH_SECOND;
cpp=(10000UL*sl)/clockseconds;
// txp=((10000UL*energest_total_time[ENERGEST_TYPE_TRANSMIT].current)/RTIMER_ARCH_SECOND)/clockseconds;
sl=energest_total_time[ENERGEST_TYPE_TRANSMIT].current/RTIMER_ARCH_SECOND;
txp=(10000UL*sl)/clockseconds;
// rxp=((10000UL*energest_total_time[ENERGEST_TYPE_LISTEN].current)/RTIMER_ARCH_SECOND)/clockseconds;
sl=energest_total_time[ENERGEST_TYPE_LISTEN].current/RTIMER_ARCH_SECOND;
rxp=(10000UL*sl)/clockseconds;
static const char httpd_cgi_ajaxe2[] HTTPD_STRING_ATTR = "ener(%u,%u,%u);";
numprinted += httpd_snprintf(buf+numprinted, sizeof(buf)-numprinted,httpd_cgi_ajaxe2,cpp,txp,rxp);
#endif
}
#endif /* ENERGEST_CONF_ON */
PSOCK_SEND_STR(&s->sout, buf);
/* Can do fixed intervals or fixed starting points */
#if FIXED_INTERVALS
timer_restart(&t);
PSOCK_WAIT_UNTIL(&s->sout, timer_expired(&t));
#else
PSOCK_WAIT_UNTIL(&s->sout, timer_expired(&t));
timer_reset(&t);
#endif
}
PSOCK_END(&s->sout);
}
#endif /* WEBSERVER_CONF_AJAX */
/*---------------------------------------------------------------------------*/
void
httpd_cgi_add(struct httpd_cgi_call *c)
{
struct httpd_cgi_call *l;
c->next = NULL;
if(calls == NULL) {
calls = c;
} else {
for(l = calls; l->next != NULL; l = l->next);
l->next = c;
}
}
/*---------------------------------------------------------------------------*/
#if WEBSERVER_CONF_HEADER
HTTPD_CGI_CALL( hdr, hdr_name, header );
#endif
#if WEBSERVER_CONF_FILESTATS
HTTPD_CGI_CALL( file, file_name, file_stats );
#endif
#if WEBSERVER_CONF_TCPSTATS
HTTPD_CGI_CALL( tcp, tcp_name, tcp_stats );
#endif
#if WEBSERVER_CONF_PROCESSES
HTTPD_CGI_CALL( proc, proc_name, processes );
#endif
#if WEBSERVER_CONF_ADDRESSES
HTTPD_CGI_CALL( adrs, adrs_name, addresses );
#endif
#if WEBSERVER_CONF_NEIGHBORS
HTTPD_CGI_CALL( nbrs, nbrs_name, neighbors );
#endif
#if WEBSERVER_CONF_ROUTES
HTTPD_CGI_CALL( rtes, rtes_name, routes );
#endif
#if WEBSERVER_CONF_SENSORS
HTTPD_CGI_CALL(sensors, sensor_name, sensor_readings);
#endif
#if WEBSERVER_CONF_TICTACTOE
HTTPD_CGI_CALL( tictac, tictac_name, tictactoe );
#endif
#if WEBSERVER_CONF_AJAX
HTTPD_CGI_CALL( ajax, ajax_name, ajax_call );
#endif
void
httpd_cgi_init(void)
{
#if WEBSERVER_CONF_HEADER
httpd_cgi_add( &hdr);
#endif
#if WEBSERVER_CONF_FILESTATS
httpd_cgi_add( &file);
#endif
#if WEBSERVER_CONF_TCPSTATS
httpd_cgi_add( &tcp);
#endif
#if WEBSERVER_CONF_PROCESSES
httpd_cgi_add( &proc);
#endif
#if WEBSERVER_CONF_ADDRESSES
httpd_cgi_add( &adrs);
#endif
#if WEBSERVER_CONF_NEIGHBORS
httpd_cgi_add( &nbrs);
#endif
#if WEBSERVER_CONF_ROUTES
httpd_cgi_add( &rtes);
#endif
#if WEBSERVER_CONF_SENSORS
httpd_cgi_add(&sensors);
#endif
#if WEBSERVER_CONF_TICTACTOE
httpd_cgi_add( &tictac);
#endif
#if WEBSERVER_CONF_AJAX
httpd_cgi_add( &ajax);
#endif
}
#endif /* WEBSERVER_CONF_CGI */
#if WEBSERVER_CONF_PRINTADDR
/*---------------------------------------------------------------------------*/
uint8_t httpd_cgi_sprint_ip6(uip_ip6addr_t addr, char * result)
{
unsigned char zerocnt = 0;
unsigned char numprinted = 0;
char * starting = result;
unsigned char i = 0;
while (numprinted < 8)
{
//Address is zero, have we used our ability to
//replace a bunch with : yet?
if ((addr.u16[i] == 0) && (zerocnt == 0))
{
//How mant zeros?
zerocnt = 0;
while(addr.u16[zerocnt + i] == 0)
zerocnt++;
//just one, don't waste our zeros...
if (zerocnt == 1)
{
*result++ = '0';
numprinted++;
break;
}
//Cool - can replace a bunch of zeros
i += zerocnt;
numprinted += zerocnt;
//all zeroes ?
if (zerocnt > 7) {*result++ = ':';*result++ = ':';}
}
//Normal address, just print it
else
{
result += sprintf(result, "%x", (unsigned int)(uip_ntohs(addr.u16[i])));
i++;
numprinted++;
}
//Don't print : on last one
if (numprinted != 8)
*result++ = ':';
}
return (result - starting);
}
#endif /* WEBSERVER_CONF_PRINTADDR */
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