![](/media/cache/group/default_image.jpg.50x50_q85.jpg)
Modularizando o src
Dependencies: EALib EthernetInterface_vz mbed-rtos mbed
Fork of header_main_colinas_V0-20-09-14 by
Diff: vz_protocol.cpp
- Revision:
- 119:ee6a53069455
- Parent:
- 117:e9facba9db27
- Child:
- 121:ee02790d00b7
--- a/vz_protocol.cpp Fri Apr 24 13:54:24 2015 +0000 +++ b/vz_protocol.cpp Thu Apr 30 15:42:41 2015 +0000 @@ -6,7 +6,7 @@ int begin = 0; int end = 0; -void init_ranges( void ){ +int init_ranges( void ){ FILE * begin_ext = fopen( "/qspi/minext.txt", "r" ); if( begin_ext == NULL ){ if( debug_out_of_range ) debug_msg("Failed to open /qspi/minext.txt" ); @@ -38,78 +38,83 @@ } } fclose( end_ext ); + + return ( 0 ); } -uint8_t * __parse_vz_pkg__( int * ext, int * port, volatile uint8_t * type, uint8_t * cb_buffer ){ +uint8_t * parse_vz_pkg( int * ext, int * port, volatile uint8_t * type, uint8_t * cb_buffer ){ uint8_t p_lsb, p_msb; uint8_t e_lsb, e_msb; if( ( ext && port && type && cb_buffer ) == NULL ) return( NULL ); - if( cb_buffer[ 6 ] == __FLOOD__ ){ - flood_counter++; - static uint8_t flood_cnt = 0; - static uint8_t first_run_flag = 0; - static Timer t; - if (first_run_flag == 0) { - flood_cnt = cb_buffer[0]; - first_run_flag++; - t.start(); - } else { - if (cb_buffer[0] == 0x00){ - if( debug_uart3 ) pc.printf("%d", t.read_us()); - if( tcp_session ){ - char tmp[ 16 ]; - sprintf( tmp, "%d", t.read_us() ); - tcp_client.send_all( tmp, strlen( tmp ) ); - } - } - flood_cnt++; - while (flood_cnt != cb_buffer[0]) { - if( debug_uart3 ) pc.printf("0"); - flood_cnt++; - if( tcp_session ){ - tcp_client.send_all( "0", strlen( "0" ) ); - } - } - int i; - int ok = 1; - uint8_t cmp; - for (i=0, cmp=cb_buffer[0]; (i<300) && (ok==1); i++, cmp++) { - if (i != 6) { - if (cb_buffer[i] != cmp) ok = 0; - } - } - if( ok ){ - if( debug_uart3 ) pc.printf("+"); - if( tcp_session ){ - tcp_client.send_all( "+", strlen( "+" ) ); - } - }else{ - if( debug_uart3 ) pc.printf("%02x",cb_buffer[0] ); - if( debug_uart3 ) pc.printf("#"); - if( debug_uart3 ) pc.printf("\n\r"); - if( tcp_session ){ - char tmp[ 16 ]; - sprintf( tmp, "%02x#\n\r", cb_buffer[ 0 ] ); - tcp_client.send_all( tmp, strlen( tmp ) ); - } - for( int i = 0; i < 300 ; i++ ){ - if( debug_uart3 ) pc.printf("%x", cb_buffer[ i ]); - if( tcp_session ){ + //tratamento dos pacotes do tipo flood logo na chegada + { + if( cb_buffer[ 6 ] == FLOOD ){ + flood_counter++; + static uint8_t flood_cnt = 0; + static uint8_t first_run_flag = 0; + static Timer t; + if (first_run_flag == 0) { + flood_cnt = cb_buffer[0]; + first_run_flag++; + t.start(); + } else { + if (cb_buffer[0] == 0x00){ + if( debug_uart3 ) pc.printf("%d", t.read_us()); + if( tcp_session && !udp_query ){ char tmp[ 16 ]; - sprintf( tmp, "%x", cb_buffer[ i ] ); + sprintf( tmp, "%d", t.read_us() ); tcp_client.send_all( tmp, strlen( tmp ) ); } } + flood_cnt++; + while (flood_cnt != cb_buffer[0]) { + if( debug_uart3 ) pc.printf("0"); + flood_cnt++; + if( tcp_session && !udp_query ){ + tcp_client.send_all( "0", strlen( "0" ) ); + } + } + int i; + int ok = 1; + uint8_t cmp; + for (i=0, cmp=cb_buffer[0]; (i<300) && (ok==1); i++, cmp++) { + if (i != 6) { + if (cb_buffer[i] != cmp) ok = 0; + } + } + if( ok ){ + if( debug_uart3 ) pc.printf("+"); + if( tcp_session && !udp_query ){ + tcp_client.send_all( "+", strlen( "+" ) ); + } + }else{ + if( debug_uart3 ) pc.printf("%02x",cb_buffer[0] ); + if( debug_uart3 ) pc.printf("#"); + if( debug_uart3 ) pc.printf("\n\r"); + if( tcp_session && !udp_query ){ + char tmp[ 16 ]; + sprintf( tmp, "%02x#\n\r", cb_buffer[ 0 ] ); + tcp_client.send_all( tmp, strlen( tmp ) ); + } + for( int i = 0; i < 300 ; i++ ){ + if( debug_uart3 ) pc.printf("%x", cb_buffer[ i ]); + if( tcp_session && !udp_query ){ + char tmp[ 16 ]; + sprintf( tmp, "%x", cb_buffer[ i ] ); + tcp_client.send_all( tmp, strlen( tmp ) ); + } + } + } } + return( NULL ); } - return( NULL ); - } + }//fim tratamento do flood uint16_t cc = ( uint16_t )cb_buffer[ 4 ] << 8 | cb_buffer[ 5 ]; - uint16_t cc_calculated = __checksum__( cb_buffer, __CB_BUFFER_SIZE__ ); + uint16_t cc_calculated = vz_checksum( cb_buffer, CB_BUFFER_SIZE ); if( cc != cc_calculated ){ if( debug_cks_err ) send_msg( "Received PKG, but -- CKS ERROR: %d ( %d )", cc_calculated, cc ); @@ -133,10 +138,6 @@ return( NULL ); } - //if( - //( ( cb_buffer[ 0 ] == cb_buffer[ 2 ] ) || ( cb_buffer[ 1 ] == cb_buffer[ 3 ] ) ) ) - //debug_msg("[0](%u),[1](%u),[2](%u),[3](%u)", cb_buffer[ 0 ], cb_buffer[ 1 ], cb_buffer[ 2 ], cb_buffer[ 3 ] ); - p_msb = cb_buffer[ 2 ]; p_lsb = cb_buffer[ 3 ]; *port = p_msb << 8 | p_lsb; @@ -144,13 +145,20 @@ if( debug_port_match ) if( *ext == *port ) debug_msg("%u:%u", *ext, *port ); *type = cb_buffer[ 6 ]; - - if( ( ( *port < 5000 ) || ( *port >= ( 5000 + __MAX_CB_IN_A_BRANCH__ ) ) && ( *type == __TELEMETRY__ ) ) ) return NULL; - return( cb_buffer + __VZ_HEADER_OFFSET__ ); + if( ( ( *port < BASE_PORT ) || ( *port >= ( BASE_PORT + MAX_CB_IN_A_BRANCH ) ) && ( *type == TELEMETRY ) ) ) return NULL; + + return( cb_buffer + VZ_HEADER_OFFSET ); } } -uint8_t * __build_cb_package__( int ext, int port, uint8_t type, char * cb_buffer, uint8_t seq_num, int length, uint8_t * pkg ){ +uint8_t * build_cb_package( int ext, int port, uint8_t type, char * cb_buffer, uint8_t seq_num, int length, uint8_t * pkg ){ + //checa se o fuffer de src e dst dos dados estao alocados + if( ( cb_buffer == NULL ) || ( pkg == NULL ) ) return NULL; + + //apaga as posicoes de memoria onde serah montado o pacote + for( register int i = 0; i < CB_BUFFER_SIZE; i++ ) pkg[ i ] = 0; + + //coloca ramal ( MSB ), ramal ( LSB ), porta ( MSB ), porta ( LSB ) e tipo nas posicoes destino pkg[ 0 ] = ( uint8_t )( ( ext & 0xFF00 ) >> 8 ); pkg[ 1 ] = ( uint8_t )( ext & 0x00FF ); pkg[ 2 ] = ( uint8_t )( ( port & 0xFF00 ) >> 8 ); @@ -158,67 +166,98 @@ pkg[ 6 ] = type; - size_t fill = 0x00; - - if( type == __AUDIO__ ){ - for( register int i = __VZ_HEADER_OFFSET__; i < length + __VZ_HEADER_OFFSET__; i++ ) - pkg[ i ] = ( uint8_t )cb_buffer[ i - __VZ_HEADER_OFFSET__ ]; - fill = length + __VZ_HEADER_OFFSET__; - }else if( type == __INVITE__ ){ - pkg[ 7 ] = seq_num; - __print_clock__( pkg + 8 ); - - pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ]; - fill = __TIMESLICE_PLACE__ + 1; - }else if( type == __REGISTRY__ || type == __BOOT__ ){ - pkg[ 7 ] = seq_num; - __print_clock__( pkg + 8 ); - - fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__; - }else if( type == __CB_BYE__ ){ - pkg[ 7 ] = seq_num; - __print_clock__( pkg + 8 ); - - pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ]; - fill = __TIMESLICE_PLACE__ + 1; - }else if( type == __PROMPT__ ){ - __print_clock__( pkg + 8 ); + //preenche os dados de acordo com o tipo do pacote transmitido + size_t fill = VZ_HEADER_OFFSET; + switch( type ) + { + case AUDIO :{ + for( register int i = VZ_HEADER_OFFSET; i < length + VZ_HEADER_OFFSET; i++ ) + pkg[ i ] = ( uint8_t )cb_buffer[ i - VZ_HEADER_OFFSET ]; + + fill = length + VZ_HEADER_OFFSET; + break; + } + case INVITE :{ + pkg[ 7 ] = seq_num; + print_clock( pkg + 8 ); + pkg[ TIMESLICE_PLACE ] = cb_buffer[ TIMESLICE_PLACE ]; + fill = TIMESLICE_PLACE + 1; + break; + } - xmemcpy((pkg+7), (uint8_t*)cb_buffer, 293); - //FIXME isso forca qualquer cmd ter < 100 chars - fill = 100; - }else if( type == __TELEMETRY__ ){ - pkg[ 7 ] = seq_num; - __print_clock__( pkg + 8 ); - - pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ]; - fill = __TIMESLICE_PLACE__ + 1; - }else if( type == __BOOTLOADER_CBX__ ){ - /*pkg[ 7 ] = seq_num; - __print_clock__( pkg + 8 ); - fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__;*/ - //pkg[ 7 ] = cb_buffer[ 0 ]; - xmemcpy((pkg + 7),(uint8_t *)cb_buffer,length); - fill = __VZ_HEADER_OFFSET__ + length; - }else{ - fill = __VZ_HEADER_OFFSET__; - } + case REGISTRY :{ + pkg[ 7 ] = seq_num; + print_clock( pkg + 8 ); + fill = VZ_HEADER_OFFSET + CLOCK_SYNC_SIZE + SEQ_NUM_SIZE; + break; + } + case BOOT :{ + pkg[ 7 ] = seq_num; + print_clock( pkg + 8 ); + fill = VZ_HEADER_OFFSET + CLOCK_SYNC_SIZE + SEQ_NUM_SIZE; + break; + } + case CB_BYE :{ + pkg[ 7 ] = seq_num; + print_clock( pkg + 8 ); + pkg[ TIMESLICE_PLACE ] = cb_buffer[ TIMESLICE_PLACE ]; + fill = TIMESLICE_PLACE + 1; + break; + } + case PROMPT :{ + strcpy( ( char * )( pkg + VZ_HEADER_OFFSET ), cb_buffer ); + fill = strlen( cb_buffer ) + VZ_HEADER_OFFSET; + break; + } + case TELEMETRY :{ + pkg[ 7 ] = seq_num; + print_clock( pkg + 8 ); + //FIXME a header manda pacotes de tele pro cbx ? + pkg[ TIMESLICE_PLACE ] = cb_buffer[ TIMESLICE_PLACE ]; + fill = TIMESLICE_PLACE + 1; + break; + } + case BOOTLOADER_CBX :{ + xmemcpy((pkg + 7),(uint8_t *)cb_buffer,length); + fill = VZ_HEADER_OFFSET + length; + break; + } + }//fim switch - for( register uint16_t i = fill; i < __CB_BUFFER_SIZE__; i++ ) pkg[ i ] = 0x00; + //preenche o final do pacote com 0 + for( register uint16_t i = fill; i < CB_BUFFER_SIZE; i++ ) pkg[ i ] = 0x00; - pkg[ __CB_BUFFER_SIZE__ - 4 ] = 0x5a; - pkg[ __CB_BUFFER_SIZE__ - 3 ] = 0x56; - pkg[ __CB_BUFFER_SIZE__ - 2 ] = 0x5a; - pkg[ __CB_BUFFER_SIZE__ - 1 ] = 0xe1; + //colocando o terminador de pacotes estabelecido pelo protocolo + pkg[ CB_BUFFER_SIZE - 4 ] = 0x5a; + pkg[ CB_BUFFER_SIZE - 3 ] = 0x56; + pkg[ CB_BUFFER_SIZE - 2 ] = 0x5a; + pkg[ CB_BUFFER_SIZE - 1 ] = 0xe1; - uint16_t cc = __checksum__( pkg, __CB_BUFFER_SIZE__ ); + //calcula e preenche o checksum + uint16_t cc = vz_checksum( pkg, CB_BUFFER_SIZE ); pkg[ 4 ] =( uint8_t )( ( cc & 0xFF00 ) >> 8) ; pkg[ 5 ] =( uint8_t )( cc & 0x00FF ); + //enable/disable de exibicao de pacotes prontos para envio + if( debug_show_cpld ) { + char str[ 1024 ]; + strcpy( str, "TX :: \n\r " ); + for( register uint16_t i = 0; i < CB_BUFFER_SIZE; i++ ) { + char tmp[ 16 ]; + strcat( str, itoa( pkg[ i ], tmp, 16 ) ); + if( ( i != 0 ) && !( ( i + 1 ) % 50 ) ) strcat( str, "\n\r " ); + + else strcat( str, " " ); + } + send_msg( "%s", str ); + } + + //retorna o ultimo paramentro recebido com o pacote montado. return pkg; } -uint16_t __checksum__( uint8_t * buffer, size_t length ){ +uint16_t vz_checksum ( uint8_t * buffer, size_t length ) +{ if( !buffer ) return( 0 ); uint16_t cc = 0x00; buffer[ 4 ] = buffer[ 5 ] = 0x5a; @@ -231,49 +270,4 @@ } cc ^= 0xffff; return cc; -} - -void __print_clock__( uint8_t * buffer ){ - //if( !buffer ) return; - - //int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 ); - //led2 = !led2; - //struct tm ts; - //int ntp_result = ntp.setTime( "200.192.232.8" ); - //int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 ); - //if( ntp_result == 0 ){ - // time_t seconds; - // seconds = time(NULL); - // time( &seconds ); - // ts = *localtime( &seconds ); - //} - - //int ano = ts.tm_year + 1900; - //int mes = ts.tm_mon + 1; - //int dia = ts.tm_mday; - //int hora = ts.tm_hour - 3; - //int min = ts.tm_min; - //int sec = ts.tm_sec; - - //buffer[ 0 ] = ano / 1000; - //ano -= buffer[ 0 ] * 1000; - //buffer[ 1 ] = ano / 100; - //ano -= buffer[ 1 ]* 100; - //buffer[ 2 ] = ano / 10; - //ano -= buffer[ 2 ] * 10; - //buffer[ 3 ] = ano; - //buffer[ 4 ] = mes / 10; - //buffer[ 5 ] = mes % 10; - //buffer[ 6 ] = dia / 10; - //buffer[ 7 ] = dia % 10; - //buffer[ 8 ] = hora / 10; - //buffer[ 9 ] = hora % 10; - //buffer[ 10 ] = min / 10; - //buffer[ 11 ] = min % 10; - //buffer[ 12 ] = sec / 10; - //buffer[ 13 ] = sec % 10; - - /* convertendo pro ascii do nro */ - for( register int i = 0; i < 14; i++ ) buffer[ i ] = 0xab; - //led4 = !led4; } \ No newline at end of file