VZTECH / Mbed 2 deprecated header_main_colinas_V0

voltando a versao de n aberturas e fechamentos de sockets data 19/09

Dependencies:   EthernetInterface NTPClient mbed-rtos mbed EALib

Fork of header_main_publish by VZTECH

vz_protocol.cpp@19:ab2088e0dec6, 2014-09-20 (annotated)

Committer:
klauss
Date:
Sat Sep 20 11:27:47 2014 +0000
Revision:
19:ab2088e0dec6
Parent:
18:01a93677e40c 
colinas_02

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "vz_protocol.h"
klauss 0:4d17cd9c8f9d 2
klauss 0:4d17cd9c8f9d 3 extern DigitalOut led2;
klauss 0:4d17cd9c8f9d 4 extern DigitalOut led3;
klauss 0:4d17cd9c8f9d 5
klauss 0:4d17cd9c8f9d 6 uint8_t * __parse_cb_buffer__( int * ext, int * port, volatile uint8_t * type, uint8_t * cb_buffer ){
klauss 0:4d17cd9c8f9d 7 /**
klauss 0:4d17cd9c8f9d 8 * parse and split vz package,
klauss 0:4d17cd9c8f9d 9 * | E | E | P | P | C | C | T | [ Seq_num | Audio ] | 14[ Clock | Audio ] | [ TS | Audio ] | ... |
klauss 0:4d17cd9c8f9d 10 * E = Ext = Ramal
klauss 0:4d17cd9c8f9d 11 * P = Port = Porta
klauss 0:4d17cd9c8f9d 12 * C = Checksum
klauss 0:4d17cd9c8f9d 13 * T = Type = Tipo
klauss 0:4d17cd9c8f9d 14 * Seq_num = Sequence Number = Numero de sequencia
klauss 0:4d17cd9c8f9d 15 * Clock = 14 bytes to sync
klauss 0:4d17cd9c8f9d 16 * ... = demais __CB_BUFFER_SIZE__ - __VZ_HEADER_OFFSET__ bytes
klauss 0:4d17cd9c8f9d 17 */
klauss 0:4d17cd9c8f9d 18 uint8_t p_lsb, p_msb;
klauss 0:4d17cd9c8f9d 19 uint8_t e_lsb, e_msb;
klauss 0:4d17cd9c8f9d 20
klauss 0:4d17cd9c8f9d 21 if( cb_buffer == NULL ) return( NULL );
klauss 0:4d17cd9c8f9d 22
klauss 0:4d17cd9c8f9d 23 uint16_t cc = ( uint16_t )cb_buffer[ 4 ] << 8 | cb_buffer[ 5 ];
klauss 0:4d17cd9c8f9d 24
klauss 18:01a93677e40c 25 /*
klauss 18:01a93677e40c 26 UDPSocket debug;
klauss 18:01a93677e40c 27 Endpoint debug_server;
klauss 18:01a93677e40c 28 char debug_msg[ 1024 ];
klauss 18:01a93677e40c 29
klauss 18:01a93677e40c 30 debug_server.set_address( "192.168.120.180", 9897 );
klauss 18:01a93677e40c 31 debug.bind( 8182 );
klauss 18:01a93677e40c 32 debug.init();
klauss 0:4d17cd9c8f9d 33
klauss 18:01a93677e40c 34 //if( cc != __checksum__( cb_buffer + __CHECKSUM_OFFSET__,
klauss 18:01a93677e40c 35 // __CB_BUFFER_SIZE__ - __CHECKSUM_OFFSET__ ) ){
klauss 18:01a93677e40c 36
klauss 18:01a93677e40c 37 sprintf( debug_msg, " -- cc :: %x :: __checksum %x -- bit[4] %x :: bit[5] %x", cc, __checksum__( cb_buffer, __CB_BUFFER_SIZE__ ), cb_buffer[ 4 ], cb_buffer[ 5 ] );
klauss 18:01a93677e40c 38 debug.sendTo( debug_server, debug_msg, strlen( debug_msg ) );
klauss 18:01a93677e40c 39 debug.sendTo( debug_server, debug_msg, strlen( debug_msg ) );
klauss 18:01a93677e40c 40 */
klauss 18:01a93677e40c 41 if( cc != __checksum__( cb_buffer, __CB_BUFFER_SIZE__ ) ){
klauss 18:01a93677e40c 42 return( NULL );
klauss 0:4d17cd9c8f9d 43 }else{
klauss 0:4d17cd9c8f9d 44 e_msb = cb_buffer[ 0 ];
klauss 0:4d17cd9c8f9d 45 e_lsb = cb_buffer[ 1 ];
klauss 0:4d17cd9c8f9d 46 *ext = e_msb << 8 | e_lsb;
klauss 0:4d17cd9c8f9d 47
klauss 0:4d17cd9c8f9d 48 p_msb = cb_buffer[ 2 ];
klauss 0:4d17cd9c8f9d 49 p_lsb = cb_buffer[ 3 ];
klauss 0:4d17cd9c8f9d 50 *port = p_msb << 8 | p_lsb;
klauss 0:4d17cd9c8f9d 51
klauss 0:4d17cd9c8f9d 52 *type = cb_buffer[ 6 ];
klauss 0:4d17cd9c8f9d 53
klauss 0:4d17cd9c8f9d 54 return( cb_buffer + __VZ_HEADER_OFFSET__ );
klauss 0:4d17cd9c8f9d 55 }
klauss 0:4d17cd9c8f9d 56 }
klauss 0:4d17cd9c8f9d 57 uint8_t * __build_cb_package__( int ext, int port, uint8_t type, char * cb_buffer, uint8_t seq_num, int length, uint8_t * pkg ){
klauss 18:01a93677e40c 58 debug_msg("");
klauss 0:4d17cd9c8f9d 59 pkg[ 0 ] = ( uint8_t )( ( ext & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 60 pkg[ 1 ] = ( uint8_t )( ext & 0x00FF );
klauss 0:4d17cd9c8f9d 61 pkg[ 2 ] = ( uint8_t )( ( port & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 62 pkg[ 3 ] = ( uint8_t )( port & 0x00FF );
klauss 0:4d17cd9c8f9d 63
klauss 0:4d17cd9c8f9d 64 pkg[ 6 ] = type;
klauss 0:4d17cd9c8f9d 65
klauss 0:4d17cd9c8f9d 66 size_t fill = 0x00;
klauss 0:4d17cd9c8f9d 67
klauss 0:4d17cd9c8f9d 68 if( type == __AUDIO__ ){
klauss 0:4d17cd9c8f9d 69 for( register int i = __VZ_HEADER_OFFSET__; i < length + __VZ_HEADER_OFFSET__; i++ )
klauss 0:4d17cd9c8f9d 70 pkg[ i ] = ( uint8_t )cb_buffer[ i - __VZ_HEADER_OFFSET__ ];
klauss 0:4d17cd9c8f9d 71 fill = length + __VZ_HEADER_OFFSET__;
klauss 0:4d17cd9c8f9d 72 }else if( type == __INVITE__ ){
klauss 0:4d17cd9c8f9d 73 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 74 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 75 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 76 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 77 }else if( type == __REGISTRY__ || type == __BOOT__ ){
klauss 0:4d17cd9c8f9d 78 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 79 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 80 fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__;
klauss 0:4d17cd9c8f9d 81 }if( type == __CB_BYE__ ){
klauss 0:4d17cd9c8f9d 82 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 83 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 84 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 85 fill = __TIMESLICE_PLACE__ + 1;
klauss 4:de46f0d9b14d 86 }else if( type == __TELEMETRY__ ){
klauss 4:de46f0d9b14d 87 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 88 //__print_clock__( pkg + 8 );
klauss 4:de46f0d9b14d 89 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 4:de46f0d9b14d 90 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 91 }
klauss 0:4d17cd9c8f9d 92
klauss 0:4d17cd9c8f9d 93 for( register int i = fill; i < __CB_BUFFER_SIZE__; i++ ) pkg[ i ] = 0x00;
klauss 0:4d17cd9c8f9d 94 led2 = !led2;
klauss 0:4d17cd9c8f9d 95
klauss 0:4d17cd9c8f9d 96 uint16_t cc = __checksum__( pkg, 300 );
klauss 0:4d17cd9c8f9d 97 pkg[ 4 ] =( uint8_t )( ( cc & 0xFF00 ) >> 8) ;
klauss 0:4d17cd9c8f9d 98 pkg[ 5 ] =( uint8_t )( cc & 0x00FF );
klauss 0:4d17cd9c8f9d 99
klauss 18:01a93677e40c 100 debug_msg("");
klauss 0:4d17cd9c8f9d 101 return pkg;
klauss 0:4d17cd9c8f9d 102 }
klauss 0:4d17cd9c8f9d 103
klauss 0:4d17cd9c8f9d 104 char * __build_eth__package__( void ){
klauss 0:4d17cd9c8f9d 105 return( NULL );
klauss 0:4d17cd9c8f9d 106 }
klauss 0:4d17cd9c8f9d 107
klauss 0:4d17cd9c8f9d 108 uint8_t * __read_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 109 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 110 return( dest );
klauss 0:4d17cd9c8f9d 111 }
klauss 0:4d17cd9c8f9d 112
klauss 0:4d17cd9c8f9d 113 uint8_t * __read_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 114
klauss 0:4d17cd9c8f9d 115 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 116
klauss 0:4d17cd9c8f9d 117 return( dest );
klauss 0:4d17cd9c8f9d 118 }
klauss 0:4d17cd9c8f9d 119
klauss 0:4d17cd9c8f9d 120 uint8_t * __write_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 121 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 122 return( dest );
klauss 0:4d17cd9c8f9d 123 }
klauss 0:4d17cd9c8f9d 124
klauss 0:4d17cd9c8f9d 125 uint8_t * __write_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 126 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 127
klauss 0:4d17cd9c8f9d 128 return( dest );
klauss 0:4d17cd9c8f9d 129 }
klauss 0:4d17cd9c8f9d 130
klauss 0:4d17cd9c8f9d 131 uint16_t __checksum__( uint8_t * buffer, size_t length ){
klauss 0:4d17cd9c8f9d 132 uint16_t cc = 0x00;
klauss 0:4d17cd9c8f9d 133 buffer[ 4 ] = buffer[ 5 ] = 0x5a;
klauss 0:4d17cd9c8f9d 134 for( register int i = 0; i < length; i++ ){
klauss 0:4d17cd9c8f9d 135 cc += buffer[ i ];
klauss 0:4d17cd9c8f9d 136 if( cc & BIT15 ){
klauss 0:4d17cd9c8f9d 137 cc <<= 1;
klauss 0:4d17cd9c8f9d 138 cc |= BIT0;
klauss 0:4d17cd9c8f9d 139 }else{ cc <<= BIT0; }
klauss 0:4d17cd9c8f9d 140 }
klauss 0:4d17cd9c8f9d 141 cc ^= 0xffff;
klauss 0:4d17cd9c8f9d 142 return cc;
klauss 0:4d17cd9c8f9d 143 }
klauss 0:4d17cd9c8f9d 144
klauss 0:4d17cd9c8f9d 145 void __print_clock__( uint8_t * buffer ){
klauss 14:22a35f575502 146 debug_msg("");
klauss 0:4d17cd9c8f9d 147 NTPClient ntp;
klauss 14:22a35f575502 148 debug_msg("");
klauss 14:22a35f575502 149 //int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 );
klauss 0:4d17cd9c8f9d 150 struct tm ts;
klauss 14:22a35f575502 151 int ntp_result = ntp.setTime( "200.192.232.8" );
klauss 14:22a35f575502 152 if( ntp_result == 0 ){
klauss 14:22a35f575502 153 debug_msg("");
klauss 14:22a35f575502 154 time_t seconds;
klauss 14:22a35f575502 155 debug_msg("");
klauss 14:22a35f575502 156 // seconds = time(NULL);
klauss 14:22a35f575502 157 time( &seconds );
klauss 14:22a35f575502 158 debug_msg("");
klauss 14:22a35f575502 159 ts = *localtime( &seconds );
klauss 14:22a35f575502 160 }
klauss 0:4d17cd9c8f9d 161
klauss 14:22a35f575502 162 debug_msg("");
klauss 0:4d17cd9c8f9d 163 int ano = ts.tm_year + 1900;
klauss 0:4d17cd9c8f9d 164 int mes = ts.tm_mon + 1;
klauss 0:4d17cd9c8f9d 165 int dia = ts.tm_mday;
klauss 0:4d17cd9c8f9d 166 int hora = ts.tm_hour - 3;
klauss 0:4d17cd9c8f9d 167 int min = ts.tm_min;
klauss 0:4d17cd9c8f9d 168 int sec = ts.tm_sec;
klauss 0:4d17cd9c8f9d 169
klauss 0:4d17cd9c8f9d 170 buffer[ 0 ] = ano / 1000;
klauss 0:4d17cd9c8f9d 171 ano -= buffer[ 0 ] * 1000;
klauss 0:4d17cd9c8f9d 172 buffer[ 1 ] = ano / 100;
klauss 0:4d17cd9c8f9d 173 ano -= buffer[ 1 ]* 100;
klauss 0:4d17cd9c8f9d 174 buffer[ 2 ] = ano / 10;
klauss 0:4d17cd9c8f9d 175 ano -= buffer[ 2 ] * 10;
klauss 0:4d17cd9c8f9d 176 buffer[ 3 ] = ano;
klauss 0:4d17cd9c8f9d 177 buffer[ 4 ] = mes / 10;
klauss 0:4d17cd9c8f9d 178 buffer[ 5 ] = mes % 10;
klauss 0:4d17cd9c8f9d 179 buffer[ 6 ] = dia / 10;
klauss 0:4d17cd9c8f9d 180 buffer[ 7 ] = dia % 10;
klauss 0:4d17cd9c8f9d 181 buffer[ 8 ] = hora / 10;
klauss 0:4d17cd9c8f9d 182 buffer[ 9 ] = hora % 10;
klauss 0:4d17cd9c8f9d 183 buffer[ 10 ] = min / 10;
klauss 0:4d17cd9c8f9d 184 buffer[ 11 ] = min % 10;
klauss 0:4d17cd9c8f9d 185 buffer[ 12 ] = sec / 10;
klauss 0:4d17cd9c8f9d 186 buffer[ 13 ] = sec % 10;
klauss 0:4d17cd9c8f9d 187
klauss 0:4d17cd9c8f9d 188 /* convertendo pro ascii do nro */
klauss 0:4d17cd9c8f9d 189 for( register int i = 0; i < 14; i++ ) buffer[ i ] += 0x30;
klauss 14:22a35f575502 190 debug_msg("");
klauss 0:4d17cd9c8f9d 191 }