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

vz_protocol.cpp@20:2d6ab23956e5, 2014-09-20 (annotated)

Committer:
Cola
Date:
Sat Sep 20 13:34:52 2014 +0000
Revision:
20:2d6ab23956e5
Parent:
18:01a93677e40c
Child:
21:0bd688722e81
20-09-14;

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;
Cola 20:2d6ab23956e5 5
Cola 20:2d6ab23956e5 6 uint16_t pkg_ckserr = 0;
Cola 20:2d6ab23956e5 7 uint16_t pkg_cksok = 0;
klauss 0:4d17cd9c8f9d 8
klauss 0:4d17cd9c8f9d 9 uint8_t * __parse_cb_buffer__( int * ext, int * port, volatile uint8_t * type, uint8_t * cb_buffer ){
klauss 0:4d17cd9c8f9d 10 /**
klauss 0:4d17cd9c8f9d 11 * parse and split vz package,
klauss 0:4d17cd9c8f9d 12 * | E | E | P | P | C | C | T | [ Seq_num | Audio ] | 14[ Clock | Audio ] | [ TS | Audio ] | ... |
klauss 0:4d17cd9c8f9d 13 * E = Ext = Ramal
klauss 0:4d17cd9c8f9d 14 * P = Port = Porta
klauss 0:4d17cd9c8f9d 15 * C = Checksum
klauss 0:4d17cd9c8f9d 16 * T = Type = Tipo
klauss 0:4d17cd9c8f9d 17 * Seq_num = Sequence Number = Numero de sequencia
klauss 0:4d17cd9c8f9d 18 * Clock = 14 bytes to sync
klauss 0:4d17cd9c8f9d 19 * ... = demais __CB_BUFFER_SIZE__ - __VZ_HEADER_OFFSET__ bytes
klauss 0:4d17cd9c8f9d 20 */
klauss 0:4d17cd9c8f9d 21 uint8_t p_lsb, p_msb;
klauss 0:4d17cd9c8f9d 22 uint8_t e_lsb, e_msb;
klauss 0:4d17cd9c8f9d 23
klauss 0:4d17cd9c8f9d 24 if( cb_buffer == NULL ) return( NULL );
klauss 0:4d17cd9c8f9d 25
klauss 0:4d17cd9c8f9d 26 uint16_t cc = ( uint16_t )cb_buffer[ 4 ] << 8 | cb_buffer[ 5 ];
klauss 0:4d17cd9c8f9d 27
klauss 18:01a93677e40c 28 /*
klauss 18:01a93677e40c 29 UDPSocket debug;
klauss 18:01a93677e40c 30 Endpoint debug_server;
klauss 18:01a93677e40c 31 char debug_msg[ 1024 ];
klauss 18:01a93677e40c 32
klauss 18:01a93677e40c 33 debug_server.set_address( "192.168.120.180", 9897 );
klauss 18:01a93677e40c 34 debug.bind( 8182 );
klauss 18:01a93677e40c 35 debug.init();
klauss 0:4d17cd9c8f9d 36
klauss 18:01a93677e40c 37 //if( cc != __checksum__( cb_buffer + __CHECKSUM_OFFSET__,
klauss 18:01a93677e40c 38 // __CB_BUFFER_SIZE__ - __CHECKSUM_OFFSET__ ) ){
klauss 18:01a93677e40c 39
klauss 18:01a93677e40c 40 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 41 debug.sendTo( debug_server, debug_msg, strlen( debug_msg ) );
klauss 18:01a93677e40c 42 debug.sendTo( debug_server, debug_msg, strlen( debug_msg ) );
klauss 18:01a93677e40c 43 */
Cola 20:2d6ab23956e5 44
Cola 20:2d6ab23956e5 45 pc.printf("\n\r PKG_CSK OK: %d", pkg_cksok);
Cola 20:2d6ab23956e5 46 pc.printf("\n\r PKG_CSK ERR: %d\n\r", pkg_ckserr);
Cola 20:2d6ab23956e5 47
klauss 18:01a93677e40c 48 if( cc != __checksum__( cb_buffer, __CB_BUFFER_SIZE__ ) ){
Cola 20:2d6ab23956e5 49 /*pc.printf("\n\r CKS ERROR: ");
Cola 20:2d6ab23956e5 50 for (int i=0; i< 300; i++ ){ pc.printf("%x ", cb_buffer[i]); }
Cola 20:2d6ab23956e5 51 pc.printf("\n\r");*/
Cola 20:2d6ab23956e5 52 pkg_ckserr++;
klauss 18:01a93677e40c 53 return( NULL );
Cola 20:2d6ab23956e5 54
klauss 0:4d17cd9c8f9d 55 }else{
Cola 20:2d6ab23956e5 56 pkg_cksok++;
klauss 0:4d17cd9c8f9d 57 e_msb = cb_buffer[ 0 ];
klauss 0:4d17cd9c8f9d 58 e_lsb = cb_buffer[ 1 ];
klauss 0:4d17cd9c8f9d 59 *ext = e_msb << 8 | e_lsb;
klauss 0:4d17cd9c8f9d 60
klauss 0:4d17cd9c8f9d 61 p_msb = cb_buffer[ 2 ];
klauss 0:4d17cd9c8f9d 62 p_lsb = cb_buffer[ 3 ];
klauss 0:4d17cd9c8f9d 63 *port = p_msb << 8 | p_lsb;
klauss 0:4d17cd9c8f9d 64
klauss 0:4d17cd9c8f9d 65 *type = cb_buffer[ 6 ];
klauss 0:4d17cd9c8f9d 66
klauss 0:4d17cd9c8f9d 67 return( cb_buffer + __VZ_HEADER_OFFSET__ );
klauss 0:4d17cd9c8f9d 68 }
Cola 20:2d6ab23956e5 69
klauss 0:4d17cd9c8f9d 70 }
klauss 0:4d17cd9c8f9d 71 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 72 debug_msg("");
klauss 0:4d17cd9c8f9d 73 pkg[ 0 ] = ( uint8_t )( ( ext & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 74 pkg[ 1 ] = ( uint8_t )( ext & 0x00FF );
klauss 0:4d17cd9c8f9d 75 pkg[ 2 ] = ( uint8_t )( ( port & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 76 pkg[ 3 ] = ( uint8_t )( port & 0x00FF );
klauss 0:4d17cd9c8f9d 77
klauss 0:4d17cd9c8f9d 78 pkg[ 6 ] = type;
klauss 0:4d17cd9c8f9d 79
klauss 0:4d17cd9c8f9d 80 size_t fill = 0x00;
klauss 0:4d17cd9c8f9d 81
klauss 0:4d17cd9c8f9d 82 if( type == __AUDIO__ ){
klauss 0:4d17cd9c8f9d 83 for( register int i = __VZ_HEADER_OFFSET__; i < length + __VZ_HEADER_OFFSET__; i++ )
klauss 0:4d17cd9c8f9d 84 pkg[ i ] = ( uint8_t )cb_buffer[ i - __VZ_HEADER_OFFSET__ ];
klauss 0:4d17cd9c8f9d 85 fill = length + __VZ_HEADER_OFFSET__;
klauss 0:4d17cd9c8f9d 86 }else if( type == __INVITE__ ){
klauss 0:4d17cd9c8f9d 87 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 88 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 89 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 90 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 91 }else if( type == __REGISTRY__ || type == __BOOT__ ){
klauss 0:4d17cd9c8f9d 92 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 93 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 94 fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__;
klauss 0:4d17cd9c8f9d 95 }if( type == __CB_BYE__ ){
klauss 0:4d17cd9c8f9d 96 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 97 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 98 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 99 fill = __TIMESLICE_PLACE__ + 1;
klauss 4:de46f0d9b14d 100 }else if( type == __TELEMETRY__ ){
klauss 4:de46f0d9b14d 101 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 102 //__print_clock__( pkg + 8 );
klauss 4:de46f0d9b14d 103 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 4:de46f0d9b14d 104 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 105 }
klauss 0:4d17cd9c8f9d 106
klauss 0:4d17cd9c8f9d 107 for( register int i = fill; i < __CB_BUFFER_SIZE__; i++ ) pkg[ i ] = 0x00;
klauss 0:4d17cd9c8f9d 108 led2 = !led2;
klauss 0:4d17cd9c8f9d 109
klauss 0:4d17cd9c8f9d 110 uint16_t cc = __checksum__( pkg, 300 );
klauss 0:4d17cd9c8f9d 111 pkg[ 4 ] =( uint8_t )( ( cc & 0xFF00 ) >> 8) ;
klauss 0:4d17cd9c8f9d 112 pkg[ 5 ] =( uint8_t )( cc & 0x00FF );
klauss 0:4d17cd9c8f9d 113
klauss 18:01a93677e40c 114 debug_msg("");
klauss 0:4d17cd9c8f9d 115 return pkg;
klauss 0:4d17cd9c8f9d 116 }
klauss 0:4d17cd9c8f9d 117
klauss 0:4d17cd9c8f9d 118 char * __build_eth__package__( void ){
klauss 0:4d17cd9c8f9d 119 return( NULL );
klauss 0:4d17cd9c8f9d 120 }
klauss 0:4d17cd9c8f9d 121
klauss 0:4d17cd9c8f9d 122 uint8_t * __read_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 123 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 124 return( dest );
klauss 0:4d17cd9c8f9d 125 }
klauss 0:4d17cd9c8f9d 126
klauss 0:4d17cd9c8f9d 127 uint8_t * __read_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 128
klauss 0:4d17cd9c8f9d 129 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 130
klauss 0:4d17cd9c8f9d 131 return( dest );
klauss 0:4d17cd9c8f9d 132 }
klauss 0:4d17cd9c8f9d 133
klauss 0:4d17cd9c8f9d 134 uint8_t * __write_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 135 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 136 return( dest );
klauss 0:4d17cd9c8f9d 137 }
klauss 0:4d17cd9c8f9d 138
klauss 0:4d17cd9c8f9d 139 uint8_t * __write_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 140 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 141
klauss 0:4d17cd9c8f9d 142 return( dest );
klauss 0:4d17cd9c8f9d 143 }
klauss 0:4d17cd9c8f9d 144
klauss 0:4d17cd9c8f9d 145 uint16_t __checksum__( uint8_t * buffer, size_t length ){
klauss 0:4d17cd9c8f9d 146 uint16_t cc = 0x00;
klauss 0:4d17cd9c8f9d 147 buffer[ 4 ] = buffer[ 5 ] = 0x5a;
klauss 0:4d17cd9c8f9d 148 for( register int i = 0; i < length; i++ ){
klauss 0:4d17cd9c8f9d 149 cc += buffer[ i ];
klauss 0:4d17cd9c8f9d 150 if( cc & BIT15 ){
klauss 0:4d17cd9c8f9d 151 cc <<= 1;
klauss 0:4d17cd9c8f9d 152 cc |= BIT0;
klauss 0:4d17cd9c8f9d 153 }else{ cc <<= BIT0; }
klauss 0:4d17cd9c8f9d 154 }
klauss 0:4d17cd9c8f9d 155 cc ^= 0xffff;
klauss 0:4d17cd9c8f9d 156 return cc;
klauss 0:4d17cd9c8f9d 157 }
klauss 0:4d17cd9c8f9d 158
klauss 0:4d17cd9c8f9d 159 void __print_clock__( uint8_t * buffer ){
klauss 14:22a35f575502 160 debug_msg("");
klauss 0:4d17cd9c8f9d 161 NTPClient ntp;
klauss 14:22a35f575502 162 debug_msg("");
klauss 14:22a35f575502 163 //int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 );
klauss 0:4d17cd9c8f9d 164 struct tm ts;
klauss 14:22a35f575502 165 int ntp_result = ntp.setTime( "200.192.232.8" );
klauss 14:22a35f575502 166 if( ntp_result == 0 ){
klauss 14:22a35f575502 167 debug_msg("");
klauss 14:22a35f575502 168 time_t seconds;
klauss 14:22a35f575502 169 debug_msg("");
klauss 14:22a35f575502 170 // seconds = time(NULL);
klauss 14:22a35f575502 171 time( &seconds );
klauss 14:22a35f575502 172 debug_msg("");
klauss 14:22a35f575502 173 ts = *localtime( &seconds );
klauss 14:22a35f575502 174 }
klauss 0:4d17cd9c8f9d 175
klauss 14:22a35f575502 176 debug_msg("");
klauss 0:4d17cd9c8f9d 177 int ano = ts.tm_year + 1900;
klauss 0:4d17cd9c8f9d 178 int mes = ts.tm_mon + 1;
klauss 0:4d17cd9c8f9d 179 int dia = ts.tm_mday;
klauss 0:4d17cd9c8f9d 180 int hora = ts.tm_hour - 3;
klauss 0:4d17cd9c8f9d 181 int min = ts.tm_min;
klauss 0:4d17cd9c8f9d 182 int sec = ts.tm_sec;
klauss 0:4d17cd9c8f9d 183
klauss 0:4d17cd9c8f9d 184 buffer[ 0 ] = ano / 1000;
klauss 0:4d17cd9c8f9d 185 ano -= buffer[ 0 ] * 1000;
klauss 0:4d17cd9c8f9d 186 buffer[ 1 ] = ano / 100;
klauss 0:4d17cd9c8f9d 187 ano -= buffer[ 1 ]* 100;
klauss 0:4d17cd9c8f9d 188 buffer[ 2 ] = ano / 10;
klauss 0:4d17cd9c8f9d 189 ano -= buffer[ 2 ] * 10;
klauss 0:4d17cd9c8f9d 190 buffer[ 3 ] = ano;
klauss 0:4d17cd9c8f9d 191 buffer[ 4 ] = mes / 10;
klauss 0:4d17cd9c8f9d 192 buffer[ 5 ] = mes % 10;
klauss 0:4d17cd9c8f9d 193 buffer[ 6 ] = dia / 10;
klauss 0:4d17cd9c8f9d 194 buffer[ 7 ] = dia % 10;
klauss 0:4d17cd9c8f9d 195 buffer[ 8 ] = hora / 10;
klauss 0:4d17cd9c8f9d 196 buffer[ 9 ] = hora % 10;
klauss 0:4d17cd9c8f9d 197 buffer[ 10 ] = min / 10;
klauss 0:4d17cd9c8f9d 198 buffer[ 11 ] = min % 10;
klauss 0:4d17cd9c8f9d 199 buffer[ 12 ] = sec / 10;
klauss 0:4d17cd9c8f9d 200 buffer[ 13 ] = sec % 10;
klauss 0:4d17cd9c8f9d 201
klauss 0:4d17cd9c8f9d 202 /* convertendo pro ascii do nro */
klauss 0:4d17cd9c8f9d 203 for( register int i = 0; i < 14; i++ ) buffer[ i ] += 0x30;
klauss 14:22a35f575502 204 debug_msg("");
klauss 0:4d17cd9c8f9d 205 }