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:
- 105:a930035b6556
- Parent:
- 102:98c7155e8bea
- Child:
- 109:a5b8264ffbbc
--- a/vz_protocol.cpp Wed Feb 25 18:44:11 2015 +0000 +++ b/vz_protocol.cpp Tue Mar 10 18:10:57 2015 +0000 @@ -40,76 +40,79 @@ fclose( end_ext ); } -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 = __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 +136,6 @@ 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; @@ -150,7 +149,14 @@ 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 ); @@ -158,61 +164,95 @@ 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__; - }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__ :{ + pkg[ 7 ] = seq_num; + __print_clock__( pkg + 8 ); + fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__; + 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 = __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 ); + //rx = false; + } + + //retorna o ultimo paramentro recebido com o pacote montado. return pkg; }