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[/] [openrisc/] [trunk/] [rtos/] [freertos-6.1.1/] [Demo/] [RX600_RX62N-RSK_IAR/] [webserver/] [httpd-cgi.c] - Blame information for rev 615

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Line No. Rev Author Line
1 585 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 "net/uip.h"
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#include "net/psock.h"
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#include "apps/httpd/httpd.h"
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#include "apps/httpd/httpd-cgi.h"
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#include "apps/httpd/httpd-fs.h"
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#include <stdio.h>
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#include <string.h>
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#include "FreeRTOS.h"
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#include "task.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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HTTPD_CGI_CALL( run, "run-time", run_time );
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HTTPD_CGI_CALL( io, "led-io", led_io );
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static const struct httpd_cgi_call      *calls[] = { &file, &tcp, &net, &rtos, &run, &io, NULL };
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/*---------------------------------------------------------------------------*/
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static 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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        ( void ) ptr;
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        ( void ) PT_YIELD_FLAG;
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        PSOCK_END( &s->sout );
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}
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/*---------------------------------------------------------------------------*/
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httpd_cgifunction 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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        {
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                if( strncmp((*f)->name, name, strlen((*f)->name)) == 0 )
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                {
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                        return( *f )->function;
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                }
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        }
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91
        return nullfunction;
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}
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94
/*---------------------------------------------------------------------------*/
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static unsigned short generate_file_stats( void *arg )
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{
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        char    *f = ( char * ) arg;
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        return sprintf( ( char * ) uip_appdata, "%5u", httpd_fs_count(f) );
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}
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101
/*---------------------------------------------------------------------------*/
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static 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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106
        ( void ) PT_YIELD_FLAG;
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        PSOCK_GENERATOR_SEND( &s->sout, generate_file_stats, strchr(ptr, ' ') + 1 );
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110
        PSOCK_END( &s->sout );
111
}
112
 
113
/*---------------------------------------------------------------------------*/
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static const char       closed[] = /*  "CLOSED",*/ { 0x43, 0x4c, 0x4f, 0x53, 0x45, 0x44, 0 };
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static const char       syn_rcvd[] = /*  "SYN-RCVD",*/ { 0x53, 0x59, 0x4e, 0x2d, 0x52, 0x43, 0x56, 0x44, 0 };
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static const char       syn_sent[] = /*  "SYN-SENT",*/ { 0x53, 0x59, 0x4e, 0x2d, 0x53, 0x45, 0x4e, 0x54, 0 };
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static const char       established[] = /*  "ESTABLISHED",*/ { 0x45, 0x53, 0x54, 0x41, 0x42, 0x4c, 0x49, 0x53, 0x48, 0x45, 0x44, 0 };
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static const char       fin_wait_1[] = /*  "FIN-WAIT-1",*/ { 0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49, 0x54, 0x2d, 0x31, 0 };
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static const char       fin_wait_2[] = /*  "FIN-WAIT-2",*/ { 0x46, 0x49, 0x4e, 0x2d, 0x57, 0x41, 0x49, 0x54, 0x2d, 0x32, 0 };
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static const char       closing[] = /*  "CLOSING",*/ { 0x43, 0x4c, 0x4f, 0x53, 0x49, 0x4e, 0x47, 0 };
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static const char       time_wait[] = /*  "TIME-WAIT,"*/ { 0x54, 0x49, 0x4d, 0x45, 0x2d, 0x57, 0x41, 0x49, 0x54, 0 };
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static const char       last_ack[] = /*  "LAST-ACK"*/ { 0x4c, 0x41, 0x53, 0x54, 0x2d, 0x41, 0x43, 0x4b, 0 };
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static const char       *states[] = { closed, syn_rcvd, syn_sent, established, fin_wait_1, fin_wait_2, closing, time_wait, last_ack };
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126
static unsigned short generate_tcp_stats( void *arg )
127
{
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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 sprintf( ( char * ) uip_appdata,
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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", htons(conn->lport),
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                                         htons(conn->ripaddr.u16[0]) >> 8, htons(conn->ripaddr.u16[0]) & 0xff, htons(conn->ripaddr.u16[1]) >> 8,
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                                         htons(conn->ripaddr.u16[1]) & 0xff, htons(conn->rport), states[conn->tcpstateflags & UIP_TS_MASK], conn->nrtx, conn->timer,
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                                         (uip_outstanding(conn)) ? '*' : ' ', (uip_stopped(conn)) ? '!' : ' ' );
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}
138
 
139
/*---------------------------------------------------------------------------*/
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static PT_THREAD( tcp_stats ( struct httpd_state *s, char *ptr ) )
141
{
142
        PSOCK_BEGIN( &s->sout );
143
        ( void ) ptr;
144
        ( void ) PT_YIELD_FLAG;
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        for( s->count = 0; s->count < UIP_CONNS; ++s->count )
146
        {
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                if( (uip_conns[s->count].tcpstateflags & UIP_TS_MASK) != UIP_CLOSED )
148
                {
149
                        PSOCK_GENERATOR_SEND( &s->sout, generate_tcp_stats, s );
150
                }
151
        }
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153
        PSOCK_END( &s->sout );
154
}
155
 
156
/*---------------------------------------------------------------------------*/
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static unsigned short generate_net_stats( void *arg )
158
{
159
        struct httpd_state      *s = ( struct httpd_state * ) arg;
160
        return sprintf( ( char * ) uip_appdata, "%5u\n", (( uip_stats_t * ) &uip_stat)[s->count] );
161
}
162
 
163
static PT_THREAD( net_stats ( struct httpd_state *s, char *ptr ) )
164
{
165
        PSOCK_BEGIN( &s->sout );
166
        ( void ) ptr;
167
        ( void ) PT_YIELD_FLAG;
168
#if UIP_STATISTICS
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        for( s->count = 0; s->count < sizeof(uip_stat) / sizeof(uip_stats_t); ++s->count )
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        {
171
                PSOCK_GENERATOR_SEND( &s->sout, generate_net_stats, s );
172
        }
173
 
174
#endif /* UIP_STATISTICS */
175
 
176
        PSOCK_END( &s->sout );
177
}
178
 
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/*---------------------------------------------------------------------------*/
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extern void vTaskList( signed char *pcWriteBuffer );
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extern char *pcGetTaskStatusMessage( void );
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static char cCountBuf[128];
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long            lRefreshCount = 0;
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static unsigned short generate_rtos_stats( void *arg )
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{
186
        ( void ) arg;
187
        lRefreshCount++;
188
        sprintf( cCountBuf, "<p><br>Refresh count = %d<p><br>%s", ( int ) lRefreshCount, pcGetTaskStatusMessage() );
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        vTaskList( uip_appdata );
190
        strcat( uip_appdata, cCountBuf );
191
 
192
        return strlen( uip_appdata );
193
}
194
 
195
/*---------------------------------------------------------------------------*/
196
static PT_THREAD( rtos_stats ( struct httpd_state *s, char *ptr ) )
197
{
198
        PSOCK_BEGIN( &s->sout );
199
        ( void ) ptr;
200
        ( void ) PT_YIELD_FLAG;
201
        PSOCK_GENERATOR_SEND( &s->sout, generate_rtos_stats, NULL );
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        PSOCK_END( &s->sout );
203
}
204
 
205
/*---------------------------------------------------------------------------*/
206
char                    *pcStatus;
207
unsigned long   ulString;
208
 
209
static unsigned short generate_io_state( void *arg )
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{
211
        extern long lParTestGetLEDState( unsigned long ulLED );
212
        ( void ) arg;
213
 
214
        /* Are the dynamically setable LEDs currently on or off? */
215
        if( lParTestGetLEDState( 3 ) )
216
        {
217
                pcStatus = "checked";
218
        }
219
        else
220
        {
221
                pcStatus = "";
222
        }
223
 
224
        sprintf( uip_appdata, "<input type=\"checkbox\" name=\"LED0\" value=\"1\" %s>LED<p><p>", pcStatus );
225
 
226
        return strlen( uip_appdata );
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}
228
 
229
/*---------------------------------------------------------------------------*/
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extern void vTaskGetRunTimeStats( signed char *pcWriteBuffer );
231
extern unsigned short usMaxJitter;
232
static char cJitterBuffer[ 200 ];
233
static unsigned short generate_runtime_stats( void *arg )
234
{
235
        ( void ) arg;
236
        lRefreshCount++;
237
        sprintf( cCountBuf, "<p><br>Refresh count = %d", ( int ) lRefreshCount );
238
 
239
        #ifdef INCLUDE_HIGH_FREQUENCY_TIMER_TEST
240
        {
241
                sprintf( cJitterBuffer, "<p><br>Max high frequency timer jitter = %d peripheral clock periods.<p><br>", ( int ) usMaxJitter );
242
                vTaskGetRunTimeStats( uip_appdata );
243
                strcat( uip_appdata, cJitterBuffer );
244
        }
245
        #else
246
        {
247
                ( void ) cJitterBuffer;
248
                strcpy( uip_appdata, "<p>Run time stats are only available in the debug_with_optimisation build configuration.<p>" );
249
        }
250
        #endif  
251
 
252
        strcat( uip_appdata, cCountBuf );
253
 
254
        return strlen( uip_appdata );
255
}
256
 
257
/*---------------------------------------------------------------------------*/
258
static PT_THREAD( run_time ( struct httpd_state *s, char *ptr ) )
259
{
260
        PSOCK_BEGIN( &s->sout );
261
        ( void ) ptr;
262
        ( void ) PT_YIELD_FLAG;
263
        PSOCK_GENERATOR_SEND( &s->sout, generate_runtime_stats, NULL );
264
        PSOCK_END( &s->sout );
265
}
266
 
267
/*---------------------------------------------------------------------------*/
268
static PT_THREAD( led_io ( struct httpd_state *s, char *ptr ) )
269
{
270
        PSOCK_BEGIN( &s->sout );
271
        ( void ) ptr;
272
        ( void ) PT_YIELD_FLAG;
273
        PSOCK_GENERATOR_SEND( &s->sout, generate_io_state, NULL );
274
        PSOCK_END( &s->sout );
275
}
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/** @} */

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