VZTECH / Mbed 2 deprecated main_src

Modularizando o src

Dependencies:   EALib EthernetInterface_vz mbed-rtos mbed

Fork of header_main_colinas_V0-20-09-14 by VZTECH

eth.h@33:735fd60e96d8, 2014-09-30 (annotated)

Committer:
klauss
Date:
Tue Sep 30 11:37:31 2014 +0000
Revision:
33:735fd60e96d8
Child:
34:f19d9735428e
versao 1 do protocolo de comunicao udp pra comunicao externa com a header e consequentemente, criacao do bootloader

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 33:735fd60e96d8 1 #ifndef __ETH_H__
klauss 33:735fd60e96d8 2 #define __ETH_H__
klauss 33:735fd60e96d8 3
klauss 33:735fd60e96d8 4 #include "prompt.h"
klauss 33:735fd60e96d8 5 #include "debug.h"
klauss 33:735fd60e96d8 6
klauss 33:735fd60e96d8 7 #define UDP_PORT_LISTENER 11406
klauss 33:735fd60e96d8 8
klauss 33:735fd60e96d8 9 char * listen_eth_udp( char * buffer, int *length ){
klauss 33:735fd60e96d8 10 UDPSocket server;
klauss 33:735fd60e96d8 11 server.set_blocking( false, 1 );
klauss 33:735fd60e96d8 12 server.bind( UDP_PORT_LISTENER );
klauss 33:735fd60e96d8 13 Endpoint client;
klauss 33:735fd60e96d8 14 static Timer t;
klauss 33:735fd60e96d8 15 static int count = 0;
klauss 33:735fd60e96d8 16 static int param = 100;
klauss 33:735fd60e96d8 17
klauss 33:735fd60e96d8 18 *length = server.receiveFrom( client, buffer, sizeof(buffer ) );
klauss 33:735fd60e96d8 19
klauss 33:735fd60e96d8 20 if( *length > 0){
klauss 33:735fd60e96d8 21 buffer[ *length ] = '\0';
klauss 33:735fd60e96d8 22 t.start();
klauss 33:735fd60e96d8 23 if( count >= 0 ){
klauss 33:735fd60e96d8 24 if( count == 0 ); // enviar pacote de "entendi o request de volta"
klauss 33:735fd60e96d8 25
klauss 33:735fd60e96d8 26 if( atoi( buffer ) == 0 ) count++;
klauss 33:735fd60e96d8 27
klauss 33:735fd60e96d8 28 else count = 0;
klauss 33:735fd60e96d8 29 }
klauss 33:735fd60e96d8 30 if( count == param ){
klauss 33:735fd60e96d8 31 debug_msg( "Received start pkgs" );
klauss 33:735fd60e96d8 32 if( t.read() < 10 ){
klauss 33:735fd60e96d8 33 param = 1000;
klauss 33:735fd60e96d8 34 server.set_blocking( true, 10 );
klauss 33:735fd60e96d8 35 t.reset();
klauss 33:735fd60e96d8 36
klauss 33:735fd60e96d8 37 count = 0;
klauss 33:735fd60e96d8 38 while( atoi( buffer ) == 0 && t.read() < 10 ){
klauss 33:735fd60e96d8 39 *length = server.receiveFrom( client, buffer, sizeof( buffer ) );
klauss 33:735fd60e96d8 40 wdt.kick();
klauss 33:735fd60e96d8 41 }
klauss 33:735fd60e96d8 42
klauss 33:735fd60e96d8 43 if( t.read() > 10 ) return( NULL );
klauss 33:735fd60e96d8 44
klauss 33:735fd60e96d8 45 else{
klauss 33:735fd60e96d8 46 //tratar o primeiro pkg depois dos zeros aqui
klauss 33:735fd60e96d8 47 count++;
klauss 33:735fd60e96d8 48 while( count < 6000 ){
klauss 33:735fd60e96d8 49 wdt.kick();
klauss 33:735fd60e96d8 50 *length = server.receiveFrom( client, buffer, sizeof( buffer ) );
klauss 33:735fd60e96d8 51 if( ++count == param ){
klauss 33:735fd60e96d8 52 debug_msg(" Received %04d - Sent %04d - Missed %04d - %.3f", count, atoi( buffer ), atoi( buffer ) - count, ( (float)count )/( atoi( buffer ) ) );
klauss 33:735fd60e96d8 53 param += 1000;
klauss 33:735fd60e96d8 54 }
klauss 33:735fd60e96d8 55 }
klauss 33:735fd60e96d8 56 //pensar em como validar os pacotes recebidos, cks ... e o que mais ?
klauss 33:735fd60e96d8 57 //se validado os pkgs, dar reset com os dados no arquivo bla, caso contrario, ignorar ...
klauss 33:735fd60e96d8 58 bool valid_reboot = false;
klauss 33:735fd60e96d8 59 if( valid_reboot ) NVIC_SystemReset();
klauss 33:735fd60e96d8 60
klauss 33:735fd60e96d8 61 else{
klauss 33:735fd60e96d8 62 count = 0;
klauss 33:735fd60e96d8 63 param = 100;
klauss 33:735fd60e96d8 64 server.set_blocking( false, 1 );
klauss 33:735fd60e96d8 65 t.stop();
klauss 33:735fd60e96d8 66 t.reset();
klauss 33:735fd60e96d8 67 debug_msg("Nao Resetando ... ");
klauss 33:735fd60e96d8 68 }
klauss 33:735fd60e96d8 69
klauss 33:735fd60e96d8 70 }
klauss 33:735fd60e96d8 71 }
klauss 33:735fd60e96d8 72 }else return( buffer );
klauss 33:735fd60e96d8 73 }else return( NULL );
klauss 33:735fd60e96d8 74 return( NULL );
klauss 33:735fd60e96d8 75 }
klauss 33:735fd60e96d8 76
klauss 33:735fd60e96d8 77 #endif