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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [RX600_RX62N-RDK_IAR/] [webserver/] [httpd-cgi.c] - Rev 592
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/** * \addtogroup httpd * @{ */ /** * \file * Web server script interface * \author * Adam Dunkels <adam@sics.se> * */ /* * Copyright (c) 2001-2006, 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. * * $Id: httpd-cgi.c 2 2011-07-17 20:13:17Z filepang@gmail.com $ * */ #include "net/uip.h" #include "net/psock.h" #include "apps/httpd/httpd.h" #include "apps/httpd/httpd-cgi.h" #include "apps/httpd/httpd-fs.h" #include <stdio.h> #include <string.h> #include "FreeRTOS.h" #include "task.h" HTTPD_CGI_CALL( file, "file-stats", file_stats ); HTTPD_CGI_CALL( tcp, "tcp-connections", tcp_stats ); HTTPD_CGI_CALL( net, "net-stats", net_stats ); HTTPD_CGI_CALL( rtos, "rtos-stats", rtos_stats ); HTTPD_CGI_CALL( run, "run-time", run_time ); HTTPD_CGI_CALL( io, "led-io", led_io ); static const struct httpd_cgi_call *calls[] = { &file, &tcp, &net, &rtos, &run, &io, NULL }; /*---------------------------------------------------------------------------*/ static PT_THREAD( nullfunction ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ httpd_cgifunction httpd_cgi( char *name ) { const struct httpd_cgi_call **f; /* Find the matching name in the table, return the function. */ for( f = calls; *f != NULL; ++f ) { if( strncmp((*f)->name, name, strlen((*f)->name)) == 0 ) { return( *f )->function; } } return nullfunction; } /*---------------------------------------------------------------------------*/ static unsigned short generate_file_stats( void *arg ) { char *f = ( char * ) arg; return sprintf( ( char * ) uip_appdata, "%5u", httpd_fs_count(f) ); } /*---------------------------------------------------------------------------*/ static PT_THREAD( file_stats ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) PT_YIELD_FLAG; PSOCK_GENERATOR_SEND( &s->sout, generate_file_stats, strchr(ptr, ' ') + 1 ); PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ static const char closed[] = /* "CLOSED",*/ { 0x43, 0x4c, 0x4f, 0x53, 0x45, 0x44, 0 }; static const char syn_rcvd[] = /* "SYN-RCVD",*/ { 0x53, 0x59, 0x4e, 0x2d, 0x52, 0x43, 0x56, 0x44, 0 }; static const char syn_sent[] = /* "SYN-SENT",*/ { 0x53, 0x59, 0x4e, 0x2d, 0x53, 0x45, 0x4e, 0x54, 0 }; static const char established[] = /* "ESTABLISHED",*/ { 0x45, 0x53, 0x54, 0x41, 0x42, 0x4c, 0x49, 0x53, 0x48, 0x45, 0x44, 0 }; static const char fin_wait_1[] = /* "FIN-WAIT-1",*/ { 0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49, 0x54, 0x2d, 0x31, 0 }; static const char fin_wait_2[] = /* "FIN-WAIT-2",*/ { 0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49, 0x54, 0x2d, 0x32, 0 }; static const char closing[] = /* "CLOSING",*/ { 0x43, 0x4c, 0x4f, 0x53, 0x49, 0x4e, 0x47, 0 }; static const char time_wait[] = /* "TIME-WAIT,"*/ { 0x54, 0x49, 0x4d, 0x45, 0x2d, 0x57, 0x41, 0x49, 0x54, 0 }; static const char last_ack[] = /* "LAST-ACK"*/ { 0x4c, 0x41, 0x53, 0x54, 0x2d, 0x41, 0x43, 0x4b, 0 }; static const char *states[] = { closed, syn_rcvd, syn_sent, established, fin_wait_1, fin_wait_2, closing, time_wait, last_ack }; static unsigned short generate_tcp_stats( void *arg ) { struct uip_conn *conn; struct httpd_state *s = ( struct httpd_state * ) arg; conn = &uip_conns[s->count]; return sprintf( ( char * ) uip_appdata, "<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", htons(conn->lport), htons(conn->ripaddr.u16[0]) >> 8, htons(conn->ripaddr.u16[0]) & 0xff, htons(conn->ripaddr.u16[1]) >> 8, htons(conn->ripaddr.u16[1]) & 0xff, htons(conn->rport), states[conn->tcpstateflags & UIP_TS_MASK], conn->nrtx, conn->timer, (uip_outstanding(conn)) ? '*' : ' ', (uip_stopped(conn)) ? '!' : ' ' ); } /*---------------------------------------------------------------------------*/ static PT_THREAD( tcp_stats ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; for( s->count = 0; s->count < UIP_CONNS; ++s->count ) { if( (uip_conns[s->count].tcpstateflags & UIP_TS_MASK) != UIP_CLOSED ) { PSOCK_GENERATOR_SEND( &s->sout, generate_tcp_stats, s ); } } PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ static unsigned short generate_net_stats( void *arg ) { struct httpd_state *s = ( struct httpd_state * ) arg; return sprintf( ( char * ) uip_appdata, "%5u\n", (( uip_stats_t * ) &uip_stat)[s->count] ); } static PT_THREAD( net_stats ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; #if UIP_STATISTICS for( s->count = 0; s->count < sizeof(uip_stat) / sizeof(uip_stats_t); ++s->count ) { PSOCK_GENERATOR_SEND( &s->sout, generate_net_stats, s ); } #endif /* UIP_STATISTICS */ PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ extern void vTaskList( signed char *pcWriteBuffer ); extern char *pcGetTaskStatusMessage( void ); static char cCountBuf[128]; long lRefreshCount = 0; static unsigned short generate_rtos_stats( void *arg ) { ( void ) arg; lRefreshCount++; sprintf( cCountBuf, "<p><br>Refresh count = %d<p><br>%s", ( int ) lRefreshCount, pcGetTaskStatusMessage() ); vTaskList( uip_appdata ); strcat( uip_appdata, cCountBuf ); return strlen( uip_appdata ); } /*---------------------------------------------------------------------------*/ static PT_THREAD( rtos_stats ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; PSOCK_GENERATOR_SEND( &s->sout, generate_rtos_stats, NULL ); PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ char *pcStatus; unsigned long ulString; static unsigned short generate_io_state( void *arg ) { extern long lParTestGetLEDState( unsigned long ulLED ); ( void ) arg; /* Are the dynamically setable LEDs currently on or off? */ if( lParTestGetLEDState( 8 ) ) { pcStatus = "checked"; } else { pcStatus = ""; } sprintf( uip_appdata, "<input type=\"checkbox\" name=\"LED0\" value=\"1\" %s>LED<p><p>", pcStatus ); return strlen( uip_appdata ); } /*---------------------------------------------------------------------------*/ extern void vTaskGetRunTimeStats( signed char *pcWriteBuffer ); extern unsigned short usMaxJitter; static char cJitterBuffer[ 200 ]; static unsigned short generate_runtime_stats( void *arg ) { ( void ) arg; lRefreshCount++; sprintf( cCountBuf, "<p><br>Refresh count = %d", ( int ) lRefreshCount ); #ifdef INCLUDE_HIGH_FREQUENCY_TIMER_TEST { sprintf( cJitterBuffer, "<p><br>Max high frequency timer jitter = %d peripheral clock periods.<p><br>", ( int ) usMaxJitter ); vTaskGetRunTimeStats( uip_appdata ); strcat( uip_appdata, cJitterBuffer ); } #else { ( void ) cJitterBuffer; strcpy( uip_appdata, "<p>Run time stats are only available in the debug_with_optimisation build configuration.<p>" ); } #endif strcat( uip_appdata, cCountBuf ); return strlen( uip_appdata ); } /*---------------------------------------------------------------------------*/ static PT_THREAD( run_time ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; PSOCK_GENERATOR_SEND( &s->sout, generate_runtime_stats, NULL ); PSOCK_END( &s->sout ); } /*---------------------------------------------------------------------------*/ static PT_THREAD( led_io ( struct httpd_state *s, char *ptr ) ) { PSOCK_BEGIN( &s->sout ); ( void ) ptr; ( void ) PT_YIELD_FLAG; PSOCK_GENERATOR_SEND( &s->sout, generate_io_state, NULL ); PSOCK_END( &s->sout ); } /** @} */
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