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@46:a670f187a704, 2014-10-07 (annotated)

Committer:
klauss
Date:
Tue Oct 07 18:38:30 2014 +0000
Revision:
46:a670f187a704
Parent:
34:f19d9735428e
Child:
48:195c97f12e8e
ajuste de bugs no uso do sistema de arquivos

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "vz_protocol.h"
Cola 23:4a6d631a6298 2 #include "prompt.h"
klauss 0:4d17cd9c8f9d 3
klauss 0:4d17cd9c8f9d 4 extern DigitalOut led2;
klauss 46:a670f187a704 5 extern DigitalOut led4;
klauss 46:a670f187a704 6 NTPClient ntp;
Cola 20:2d6ab23956e5 7
Cola 20:2d6ab23956e5 8 uint16_t pkg_ckserr = 0;
Cola 20:2d6ab23956e5 9 uint16_t pkg_cksok = 0;
klauss 0:4d17cd9c8f9d 10
klauss 34:f19d9735428e 11 uint8_t * __parse_vz_pkg__( int * ext, int * port, volatile uint8_t * type, uint8_t * cb_buffer ){
klauss 0:4d17cd9c8f9d 12 /**
klauss 0:4d17cd9c8f9d 13 * parse and split vz package,
klauss 0:4d17cd9c8f9d 14 * | E | E | P | P | C | C | T | [ Seq_num | Audio ] | 14[ Clock | Audio ] | [ TS | Audio ] | ... |
klauss 0:4d17cd9c8f9d 15 * E = Ext = Ramal
klauss 0:4d17cd9c8f9d 16 * P = Port = Porta
klauss 0:4d17cd9c8f9d 17 * C = Checksum
klauss 0:4d17cd9c8f9d 18 * T = Type = Tipo
klauss 0:4d17cd9c8f9d 19 * Seq_num = Sequence Number = Numero de sequencia
klauss 0:4d17cd9c8f9d 20 * Clock = 14 bytes to sync
klauss 0:4d17cd9c8f9d 21 * ... = demais __CB_BUFFER_SIZE__ - __VZ_HEADER_OFFSET__ bytes
klauss 0:4d17cd9c8f9d 22 */
klauss 0:4d17cd9c8f9d 23 uint8_t p_lsb, p_msb;
klauss 0:4d17cd9c8f9d 24 uint8_t e_lsb, e_msb;
klauss 0:4d17cd9c8f9d 25
klauss 0:4d17cd9c8f9d 26 if( cb_buffer == NULL ) return( NULL );
klauss 0:4d17cd9c8f9d 27
Cola 21:0bd688722e81 28 if (cb_buffer[6] == 64) {
Cola 21:0bd688722e81 29 static uint8_t flood_cnt = 0;
Cola 21:0bd688722e81 30 static uint8_t first_run_flag = 0;
Cola 21:0bd688722e81 31 static Timer t;
Cola 21:0bd688722e81 32 if (first_run_flag == 0) {
Cola 21:0bd688722e81 33 flood_cnt = cb_buffer[0];
Cola 21:0bd688722e81 34 first_run_flag++;
Cola 21:0bd688722e81 35 t.start();
Cola 21:0bd688722e81 36 } else {
Cola 21:0bd688722e81 37 if (cb_buffer[0] == 0x00){
Cola 21:0bd688722e81 38 pc.printf("%d", t.read_us());
Cola 21:0bd688722e81 39 }
Cola 21:0bd688722e81 40 flood_cnt++;
Cola 21:0bd688722e81 41 while (flood_cnt != cb_buffer[0]) {
Cola 21:0bd688722e81 42 pc.printf("0");
Cola 21:0bd688722e81 43 flood_cnt++;
Cola 21:0bd688722e81 44 }
Cola 21:0bd688722e81 45 int i;
Cola 21:0bd688722e81 46 int ok = 1;
Cola 21:0bd688722e81 47 uint8_t cmp;
Cola 21:0bd688722e81 48 for (i=0, cmp=cb_buffer[0]; (i<300) && (ok==1); i++, cmp++) {
Cola 21:0bd688722e81 49 if (i != 6) {
Cola 21:0bd688722e81 50 if (cb_buffer[i] != cmp) ok = 0;
Cola 21:0bd688722e81 51 }
Cola 21:0bd688722e81 52 }
Cola 21:0bd688722e81 53 if (ok) {
Cola 21:0bd688722e81 54 pc.printf("+");
Cola 21:0bd688722e81 55 } else {
Cola 21:0bd688722e81 56 pc.printf("%02x",cb_buffer[0] );
Cola 21:0bd688722e81 57 pc.printf("#");
Cola 21:0bd688722e81 58 pc.printf("\n\r");
Cola 21:0bd688722e81 59 for (int i = 0; i< 300 ; i++) {pc.printf("%x", cb_buffer[i]);}
Cola 21:0bd688722e81 60
Cola 21:0bd688722e81 61 }
Cola 21:0bd688722e81 62 }
Cola 21:0bd688722e81 63 return( NULL );
Cola 21:0bd688722e81 64 }
Cola 21:0bd688722e81 65
klauss 0:4d17cd9c8f9d 66 uint16_t cc = ( uint16_t )cb_buffer[ 4 ] << 8 | cb_buffer[ 5 ];
klauss 0:4d17cd9c8f9d 67
klauss 18:01a93677e40c 68 if( cc != __checksum__( cb_buffer, __CB_BUFFER_SIZE__ ) ){
Cola 20:2d6ab23956e5 69 /*pc.printf("\n\r CKS ERROR: ");
Cola 20:2d6ab23956e5 70 for (int i=0; i< 300; i++ ){ pc.printf("%x ", cb_buffer[i]); }
Cola 20:2d6ab23956e5 71 pc.printf("\n\r");*/
Cola 20:2d6ab23956e5 72 pkg_ckserr++;
klauss 18:01a93677e40c 73 return( NULL );
Cola 20:2d6ab23956e5 74
klauss 0:4d17cd9c8f9d 75 }else{
Cola 20:2d6ab23956e5 76 pkg_cksok++;
klauss 0:4d17cd9c8f9d 77 e_msb = cb_buffer[ 0 ];
klauss 0:4d17cd9c8f9d 78 e_lsb = cb_buffer[ 1 ];
klauss 0:4d17cd9c8f9d 79 *ext = e_msb << 8 | e_lsb;
klauss 0:4d17cd9c8f9d 80
klauss 0:4d17cd9c8f9d 81 p_msb = cb_buffer[ 2 ];
klauss 0:4d17cd9c8f9d 82 p_lsb = cb_buffer[ 3 ];
klauss 0:4d17cd9c8f9d 83 *port = p_msb << 8 | p_lsb;
klauss 0:4d17cd9c8f9d 84
klauss 0:4d17cd9c8f9d 85 *type = cb_buffer[ 6 ];
klauss 0:4d17cd9c8f9d 86
klauss 0:4d17cd9c8f9d 87 return( cb_buffer + __VZ_HEADER_OFFSET__ );
klauss 0:4d17cd9c8f9d 88 }
Cola 20:2d6ab23956e5 89
klauss 0:4d17cd9c8f9d 90 }
klauss 0:4d17cd9c8f9d 91 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 0:4d17cd9c8f9d 92 pkg[ 0 ] = ( uint8_t )( ( ext & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 93 pkg[ 1 ] = ( uint8_t )( ext & 0x00FF );
klauss 0:4d17cd9c8f9d 94 pkg[ 2 ] = ( uint8_t )( ( port & 0xFF00 ) >> 8 );
klauss 0:4d17cd9c8f9d 95 pkg[ 3 ] = ( uint8_t )( port & 0x00FF );
klauss 0:4d17cd9c8f9d 96
klauss 0:4d17cd9c8f9d 97 pkg[ 6 ] = type;
klauss 0:4d17cd9c8f9d 98
klauss 0:4d17cd9c8f9d 99 size_t fill = 0x00;
klauss 0:4d17cd9c8f9d 100
klauss 0:4d17cd9c8f9d 101 if( type == __AUDIO__ ){
klauss 0:4d17cd9c8f9d 102 for( register int i = __VZ_HEADER_OFFSET__; i < length + __VZ_HEADER_OFFSET__; i++ )
klauss 0:4d17cd9c8f9d 103 pkg[ i ] = ( uint8_t )cb_buffer[ i - __VZ_HEADER_OFFSET__ ];
klauss 0:4d17cd9c8f9d 104 fill = length + __VZ_HEADER_OFFSET__;
klauss 0:4d17cd9c8f9d 105 }else if( type == __INVITE__ ){
klauss 0:4d17cd9c8f9d 106 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 107 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 108 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 109 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 110 }else if( type == __REGISTRY__ || type == __BOOT__ ){
klauss 0:4d17cd9c8f9d 111 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 112 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 113 fill = __VZ_HEADER_OFFSET__ + __CLOCK_SYNC_SIZE__ + __SEQ_NUM_SIZE__;
klauss 0:4d17cd9c8f9d 114 }if( type == __CB_BYE__ ){
klauss 0:4d17cd9c8f9d 115 pkg[ 7 ] = seq_num;
klauss 0:4d17cd9c8f9d 116 //__print_clock__( pkg + 8 );
klauss 0:4d17cd9c8f9d 117 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 0:4d17cd9c8f9d 118 fill = __TIMESLICE_PLACE__ + 1;
Cola 21:0bd688722e81 119 }
Cola 21:0bd688722e81 120
Cola 21:0bd688722e81 121 if( type == __PROMPT__ ){
Cola 21:0bd688722e81 122 //__print_clock__( pkg + 8 );
Cola 21:0bd688722e81 123 xmemcpy((pkg+7), (uint8_t*)cb_buffer, 293);
Cola 21:0bd688722e81 124 fill = 100;
Cola 21:0bd688722e81 125 }
Cola 21:0bd688722e81 126
Cola 21:0bd688722e81 127 else if( type == __TELEMETRY__ ){
klauss 4:de46f0d9b14d 128 pkg[ 7 ] = seq_num;
klauss 14:22a35f575502 129 //__print_clock__( pkg + 8 );
klauss 4:de46f0d9b14d 130 pkg[ __TIMESLICE_PLACE__ ] = cb_buffer[ __TIMESLICE_PLACE__ ];
klauss 4:de46f0d9b14d 131 fill = __TIMESLICE_PLACE__ + 1;
klauss 0:4d17cd9c8f9d 132 }
klauss 0:4d17cd9c8f9d 133
klauss 46:a670f187a704 134 for( register int i = fill; i < __CB_BUFFER_SIZE__; i++ ) pkg[ i ] = 0x00;
klauss 0:4d17cd9c8f9d 135
klauss 0:4d17cd9c8f9d 136 uint16_t cc = __checksum__( pkg, 300 );
klauss 0:4d17cd9c8f9d 137 pkg[ 4 ] =( uint8_t )( ( cc & 0xFF00 ) >> 8) ;
klauss 0:4d17cd9c8f9d 138 pkg[ 5 ] =( uint8_t )( cc & 0x00FF );
klauss 0:4d17cd9c8f9d 139
klauss 0:4d17cd9c8f9d 140 return pkg;
klauss 0:4d17cd9c8f9d 141 }
klauss 0:4d17cd9c8f9d 142
klauss 0:4d17cd9c8f9d 143 char * __build_eth__package__( void ){
klauss 0:4d17cd9c8f9d 144 return( NULL );
klauss 0:4d17cd9c8f9d 145 }
klauss 0:4d17cd9c8f9d 146
klauss 0:4d17cd9c8f9d 147 uint8_t * __read_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 148 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 149 return( dest );
klauss 0:4d17cd9c8f9d 150 }
klauss 0:4d17cd9c8f9d 151
klauss 0:4d17cd9c8f9d 152 uint8_t * __read_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 153
klauss 0:4d17cd9c8f9d 154 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 155
klauss 0:4d17cd9c8f9d 156 return( dest );
klauss 0:4d17cd9c8f9d 157 }
klauss 0:4d17cd9c8f9d 158
klauss 0:4d17cd9c8f9d 159 uint8_t * __write_cb_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 160 for( register int i = 0; i < __CB_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 161 return( dest );
klauss 0:4d17cd9c8f9d 162 }
klauss 0:4d17cd9c8f9d 163
klauss 0:4d17cd9c8f9d 164 uint8_t * __write_eth_buffer__( uint8_t * dest, uint8_t * src ){
klauss 0:4d17cd9c8f9d 165 for( register int i = 0; i < __ETH_BUFFER_SIZE__; i++ ) *dest++ = *src++;
klauss 0:4d17cd9c8f9d 166
klauss 0:4d17cd9c8f9d 167 return( dest );
klauss 0:4d17cd9c8f9d 168 }
klauss 0:4d17cd9c8f9d 169
klauss 0:4d17cd9c8f9d 170 uint16_t __checksum__( uint8_t * buffer, size_t length ){
klauss 0:4d17cd9c8f9d 171 uint16_t cc = 0x00;
klauss 0:4d17cd9c8f9d 172 buffer[ 4 ] = buffer[ 5 ] = 0x5a;
klauss 0:4d17cd9c8f9d 173 for( register int i = 0; i < length; i++ ){
klauss 0:4d17cd9c8f9d 174 cc += buffer[ i ];
klauss 0:4d17cd9c8f9d 175 if( cc & BIT15 ){
klauss 0:4d17cd9c8f9d 176 cc <<= 1;
klauss 0:4d17cd9c8f9d 177 cc |= BIT0;
klauss 0:4d17cd9c8f9d 178 }else{ cc <<= BIT0; }
klauss 0:4d17cd9c8f9d 179 }
klauss 0:4d17cd9c8f9d 180 cc ^= 0xffff;
klauss 0:4d17cd9c8f9d 181 return cc;
klauss 0:4d17cd9c8f9d 182 }
klauss 0:4d17cd9c8f9d 183
klauss 0:4d17cd9c8f9d 184 void __print_clock__( uint8_t * buffer ){
klauss 14:22a35f575502 185 //int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 );
klauss 46:a670f187a704 186 led2 = !led2;
klauss 0:4d17cd9c8f9d 187 struct tm ts;
klauss 46:a670f187a704 188 //int ntp_result = ntp.setTime( "200.192.232.8" );
klauss 46:a670f187a704 189 int ntp_result = ntp.setTime( "200.192.232.8", 123, 3 );
klauss 14:22a35f575502 190 if( ntp_result == 0 ){
klauss 14:22a35f575502 191 time_t seconds;
klauss 14:22a35f575502 192 // seconds = time(NULL);
klauss 14:22a35f575502 193 time( &seconds );
klauss 14:22a35f575502 194 ts = *localtime( &seconds );
klauss 14:22a35f575502 195 }
klauss 0:4d17cd9c8f9d 196
klauss 0:4d17cd9c8f9d 197 int ano = ts.tm_year + 1900;
klauss 0:4d17cd9c8f9d 198 int mes = ts.tm_mon + 1;
klauss 0:4d17cd9c8f9d 199 int dia = ts.tm_mday;
klauss 0:4d17cd9c8f9d 200 int hora = ts.tm_hour - 3;
klauss 0:4d17cd9c8f9d 201 int min = ts.tm_min;
klauss 0:4d17cd9c8f9d 202 int sec = ts.tm_sec;
klauss 0:4d17cd9c8f9d 203
klauss 0:4d17cd9c8f9d 204 buffer[ 0 ] = ano / 1000;
klauss 0:4d17cd9c8f9d 205 ano -= buffer[ 0 ] * 1000;
klauss 0:4d17cd9c8f9d 206 buffer[ 1 ] = ano / 100;
klauss 0:4d17cd9c8f9d 207 ano -= buffer[ 1 ]* 100;
klauss 0:4d17cd9c8f9d 208 buffer[ 2 ] = ano / 10;
klauss 0:4d17cd9c8f9d 209 ano -= buffer[ 2 ] * 10;
klauss 0:4d17cd9c8f9d 210 buffer[ 3 ] = ano;
klauss 0:4d17cd9c8f9d 211 buffer[ 4 ] = mes / 10;
klauss 0:4d17cd9c8f9d 212 buffer[ 5 ] = mes % 10;
klauss 0:4d17cd9c8f9d 213 buffer[ 6 ] = dia / 10;
klauss 0:4d17cd9c8f9d 214 buffer[ 7 ] = dia % 10;
klauss 0:4d17cd9c8f9d 215 buffer[ 8 ] = hora / 10;
klauss 0:4d17cd9c8f9d 216 buffer[ 9 ] = hora % 10;
klauss 0:4d17cd9c8f9d 217 buffer[ 10 ] = min / 10;
klauss 0:4d17cd9c8f9d 218 buffer[ 11 ] = min % 10;
klauss 0:4d17cd9c8f9d 219 buffer[ 12 ] = sec / 10;
klauss 0:4d17cd9c8f9d 220 buffer[ 13 ] = sec % 10;
klauss 0:4d17cd9c8f9d 221
klauss 0:4d17cd9c8f9d 222 /* convertendo pro ascii do nro */
klauss 0:4d17cd9c8f9d 223 for( register int i = 0; i < 14; i++ ) buffer[ i ] += 0x30;
klauss 46:a670f187a704 224 led4 = !led4;
klauss 0:4d17cd9c8f9d 225 }