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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [ARM9_STR91X_IAR/] [webserver/] [httpd-cgi.c] - Blame information for rev 615

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Line No. Rev Author Line
1 577 jeremybenn
/**
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 * \addtogroup httpd
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 * @{
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 */
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/**
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 * \file
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 *         Web server script interface
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 * \author
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 *         Adam Dunkels <adam@sics.se>
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 *
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 */
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/*
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 * Copyright (c) 2001-2006, Adam Dunkels.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. The name of the author may not be used to endorse or promote
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 *    products derived from this software without specific prior
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 *    written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 *
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 * This file is part of the uIP TCP/IP stack.
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 *
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 * $Id: httpd-cgi.c 2 2011-07-17 20:13:17Z filepang@gmail.com $
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 *
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 */
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#include "uip.h"
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#include "psock.h"
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#include "httpd.h"
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#include "httpd-cgi.h"
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#include "httpd-fs.h"
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#include <stdio.h>
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#include <string.h>
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HTTPD_CGI_CALL(file, "file-stats", file_stats);
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HTTPD_CGI_CALL(tcp, "tcp-connections", tcp_stats);
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HTTPD_CGI_CALL(net, "net-stats", net_stats);
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HTTPD_CGI_CALL(rtos, "rtos-stats", rtos_stats );
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static const struct httpd_cgi_call *calls[] = { &file, &tcp, &net, &rtos, NULL };
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(nullfunction(struct httpd_state *s, char *ptr))
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{
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  PSOCK_BEGIN(&s->sout);
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  PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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httpd_cgifunction
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httpd_cgi(char *name)
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{
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  const struct httpd_cgi_call **f;
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  /* Find the matching name in the table, return the function. */
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  for(f = calls; *f != NULL; ++f) {
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    if(strncmp((*f)->name, name, strlen((*f)->name)) == 0) {
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      return (*f)->function;
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    }
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  }
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  return nullfunction;
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}
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/*---------------------------------------------------------------------------*/
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static unsigned short
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generate_file_stats(void *arg)
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{
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  char *f = (char *)arg;
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  return snprintf((char *)uip_appdata, UIP_APPDATA_SIZE, "%5u", httpd_fs_count(f));
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(file_stats(struct httpd_state *s, char *ptr))
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{
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  PSOCK_BEGIN(&s->sout);
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  PSOCK_GENERATOR_SEND(&s->sout, generate_file_stats, strchr(ptr, ' ') + 1);
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  PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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static const char closed[] =   /*  "CLOSED",*/
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{0x43, 0x4c, 0x4f, 0x53, 0x45, 0x44, 0};
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static const char syn_rcvd[] = /*  "SYN-RCVD",*/
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{0x53, 0x59, 0x4e, 0x2d, 0x52, 0x43, 0x56,
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 0x44,  0};
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static const char syn_sent[] = /*  "SYN-SENT",*/
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{0x53, 0x59, 0x4e, 0x2d, 0x53, 0x45, 0x4e,
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 0x54,  0};
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static const char established[] = /*  "ESTABLISHED",*/
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{0x45, 0x53, 0x54, 0x41, 0x42, 0x4c, 0x49, 0x53, 0x48,
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 0x45, 0x44, 0};
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static const char fin_wait_1[] = /*  "FIN-WAIT-1",*/
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{0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49,
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 0x54, 0x2d, 0x31, 0};
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static const char fin_wait_2[] = /*  "FIN-WAIT-2",*/
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{0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49,
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 0x54, 0x2d, 0x32, 0};
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static const char closing[] = /*  "CLOSING",*/
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{0x43, 0x4c, 0x4f, 0x53, 0x49,
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 0x4e, 0x47, 0};
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static const char time_wait[] = /*  "TIME-WAIT,"*/
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{0x54, 0x49, 0x4d, 0x45, 0x2d, 0x57, 0x41,
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 0x49, 0x54, 0};
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static const char last_ack[] = /*  "LAST-ACK"*/
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{0x4c, 0x41, 0x53, 0x54, 0x2d, 0x41, 0x43,
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 0x4b, 0};
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static const char *states[] = {
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  closed,
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  syn_rcvd,
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  syn_sent,
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  established,
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  fin_wait_1,
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  fin_wait_2,
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  closing,
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  time_wait,
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  last_ack};
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static unsigned short
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generate_tcp_stats(void *arg)
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{
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  struct uip_conn *conn;
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  struct httpd_state *s = (struct httpd_state *)arg;
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  conn = &uip_conns[s->count];
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  return snprintf((char *)uip_appdata, UIP_APPDATA_SIZE,
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                 "<tr><td>%d</td><td>%u.%u.%u.%u:%u</td><td>%s</td><td>%u</td><td>%u</td><td>%c %c</td></tr>\r\n",
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                 htons(conn->lport),
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                 htons(conn->ripaddr[0]) >> 8,
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                 htons(conn->ripaddr[0]) & 0xff,
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                 htons(conn->ripaddr[1]) >> 8,
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                 htons(conn->ripaddr[1]) & 0xff,
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                 htons(conn->rport),
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                 states[conn->tcpstateflags & UIP_TS_MASK],
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                 conn->nrtx,
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                 conn->timer,
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                 (uip_outstanding(conn))? '*':' ',
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                 (uip_stopped(conn))? '!':' ');
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(tcp_stats(struct httpd_state *s, char *ptr))
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{
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  PSOCK_BEGIN(&s->sout);
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  for(s->count = 0; s->count < UIP_CONNS; ++s->count) {
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    if((uip_conns[s->count].tcpstateflags & UIP_TS_MASK) != UIP_CLOSED) {
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      PSOCK_GENERATOR_SEND(&s->sout, generate_tcp_stats, s);
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    }
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  }
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  PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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static unsigned short
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generate_net_stats(void *arg)
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{
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  struct httpd_state *s = (struct httpd_state *)arg;
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  return snprintf((char *)uip_appdata, UIP_APPDATA_SIZE,
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                  "%5u\n", ((uip_stats_t *)&uip_stat)[s->count]);
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}
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static
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PT_THREAD(net_stats(struct httpd_state *s, char *ptr))
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{
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  PSOCK_BEGIN(&s->sout);
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#if UIP_STATISTICS
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  for(s->count = 0; s->count < sizeof(uip_stat) / sizeof(uip_stats_t);
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      ++s->count) {
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    PSOCK_GENERATOR_SEND(&s->sout, generate_net_stats, s);
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  }
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#endif /* UIP_STATISTICS */
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  PSOCK_END(&s->sout);
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}
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/*---------------------------------------------------------------------------*/
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extern void vTaskList( signed char *pcWriteBuffer );
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static char cCountBuf[ 32 ];
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long lRefreshCount = 0;
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static unsigned short
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generate_rtos_stats(void *arg)
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{
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        lRefreshCount++;
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        sprintf( cCountBuf, "<p><br>Refresh count = %d", lRefreshCount );
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    vTaskList( uip_appdata );
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        strcat( uip_appdata, cCountBuf );
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  return strlen( uip_appdata );
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}
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/*---------------------------------------------------------------------------*/
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static
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PT_THREAD(rtos_stats(struct httpd_state *s, char *ptr))
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{
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  PSOCK_BEGIN(&s->sout);
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//      for( s->count = 0; s->count < 4; ++s->count )
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//      {
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                PSOCK_GENERATOR_SEND(&s->sout, generate_rtos_stats, NULL);
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//      }
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  PSOCK_END(&s->sout);
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}
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/** @} */

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