VZTECH
Modularizando o src
Dependencies: EALib EthernetInterface_vz mbed-rtos mbed
Fork of
header_main_colinas_V0-20-09-14
by 
VZTECH
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