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.cpp@39:89e023ea5968, 2014-10-02 (annotated)

Committer:
klauss
Date:
Thu Oct 02 12:38:42 2014 +0000
Revision:
39:89e023ea5968
melhor estruturacao da classe eth

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 39:89e023ea5968 1 #include "eth.h"
klauss 39:89e023ea5968 2
klauss 39:89e023ea5968 3 vz_eth::vz_eth(){
klauss 39:89e023ea5968 4 udp_server.set_blocking( false, 2 );
klauss 39:89e023ea5968 5 udp_server.bind( UDP_PORT_LISTENER );
klauss 39:89e023ea5968 6 }
klauss 39:89e023ea5968 7
klauss 39:89e023ea5968 8
klauss 39:89e023ea5968 9 char * vz_eth::listen_eth_udp( char * buffer, int *length ){
klauss 39:89e023ea5968 10 // OBS sizeof( buffer ) == 4 ????
klauss 39:89e023ea5968 11 //*length = server.receiveFrom( client, buffer, sizeof( buffer ) );
klauss 39:89e023ea5968 12 *length = udp_server.receiveFrom( udp_client, buffer, __UDP_ETH_BUFFER_SIZE__ );
klauss 39:89e023ea5968 13
klauss 39:89e023ea5968 14 if( *length > 0 ){
klauss 39:89e023ea5968 15 buffer[ *length ] = '\0';
klauss 39:89e023ea5968 16 buffer[ strlen( buffer ) - 1 ] = '\0';
klauss 39:89e023ea5968 17 debug_msg("Received UDP Pkg :: %s", buffer );
klauss 39:89e023ea5968 18 return( buffer );
klauss 39:89e023ea5968 19 }else return( NULL );
klauss 39:89e023ea5968 20 }
klauss 39:89e023ea5968 21
klauss 39:89e023ea5968 22 int vz_eth::is_start_pkg( uint8_t * data ){
klauss 39:89e023ea5968 23 //seq_num must to be 0s
klauss 39:89e023ea5968 24 if( !data ) return -1;
klauss 39:89e023ea5968 25
klauss 39:89e023ea5968 26 for( register int i = __VZ_HEADER_OFFSET__; i < __UDP_ETH_BUFFER_SIZE__; i++ ) if( data[ i ] ) return( 0 );
klauss 39:89e023ea5968 27
klauss 39:89e023ea5968 28 return( 1 );
klauss 39:89e023ea5968 29 }
klauss 39:89e023ea5968 30
klauss 39:89e023ea5968 31 int vz_eth::is_stop_pkg( uint8_t * data ){
klauss 39:89e023ea5968 32 //seq_num must to be 0s
klauss 39:89e023ea5968 33 if( !data ) return -1;
klauss 39:89e023ea5968 34
klauss 39:89e023ea5968 35 for( register int i = __VZ_HEADER_OFFSET__; i < __UDP_ETH_BUFFER_SIZE__; i++ ) if( data[ i ] ) return( 0 );
klauss 39:89e023ea5968 36
klauss 39:89e023ea5968 37 return( 1 );
klauss 39:89e023ea5968 38 }
klauss 39:89e023ea5968 39
klauss 39:89e023ea5968 40
klauss 39:89e023ea5968 41 int vz_eth::is_time_to_stop( uint8_t * data ){
klauss 39:89e023ea5968 42 static int count = 0;
klauss 39:89e023ea5968 43 if( !data ) return( 0 );
klauss 39:89e023ea5968 44
klauss 39:89e023ea5968 45 if( is_stop_pkg( data ) == 1 ) count++;
klauss 39:89e023ea5968 46
klauss 39:89e023ea5968 47 else count = 0;
klauss 39:89e023ea5968 48
klauss 39:89e023ea5968 49 if( count == 10 ) return( 1 );
klauss 39:89e023ea5968 50
klauss 39:89e023ea5968 51 else return( 0 );
klauss 39:89e023ea5968 52 }