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

rtp.cpp@2:93bec7313ccc, 2014-09-10 (annotated)

Committer:
klauss
Date:
Wed Sep 10 14:32:19 2014 +0000
Revision:
2:93bec7313ccc
Parent:
0:4d17cd9c8f9d 
versao estavel, testando registro de master/slave

Who changed what in which revision?

UserRevisionLine numberNew contents of line
klauss 0:4d17cd9c8f9d 1 #include "rtp.h"
klauss 0:4d17cd9c8f9d 2
klauss 0:4d17cd9c8f9d 3 RTP_Header::RTP_Header( int cb_ext ){
klauss 0:4d17cd9c8f9d 4 // por algum motivo do alem, comecar do 0 nao funcionou
klauss 0:4d17cd9c8f9d 5 ss_id = 0x01010101 + ( uint32_t )cb_ext;
klauss 0:4d17cd9c8f9d 6 seq_number = 0x0101;
klauss 0:4d17cd9c8f9d 7 timestamp = 240;
klauss 0:4d17cd9c8f9d 8 }
klauss 0:4d17cd9c8f9d 9
klauss 0:4d17cd9c8f9d 10 RTP_Header::~RTP_Header(){
klauss 0:4d17cd9c8f9d 11 // something
klauss 0:4d17cd9c8f9d 12 }
klauss 0:4d17cd9c8f9d 13
klauss 0:4d17cd9c8f9d 14 char * RTP_Header::build_header( char * pkg ){
klauss 0:4d17cd9c8f9d 15 if( pkg == NULL ) return( NULL );
klauss 0:4d17cd9c8f9d 16
klauss 0:4d17cd9c8f9d 17 for( register int i = 0; i < __RTP_HEADER_SIZE__; i++ ) pkg[ i ] = 0xff;
klauss 0:4d17cd9c8f9d 18
klauss 0:4d17cd9c8f9d 19 pkg[ 0 ] &= 0x80;
klauss 0:4d17cd9c8f9d 20
klauss 0:4d17cd9c8f9d 21 pkg[ 1 ] &= 0x08;
klauss 0:4d17cd9c8f9d 22
klauss 0:4d17cd9c8f9d 23 pkg[ 2 ] = 0xff;
klauss 0:4d17cd9c8f9d 24 pkg[ 2 ] &= ( char )( seq_number >> 8 );
klauss 0:4d17cd9c8f9d 25 pkg[ 3 ] &= ( char )( seq_number & 0xff );
klauss 0:4d17cd9c8f9d 26
klauss 0:4d17cd9c8f9d 27 pkg[ 4 ] &= ( char )( timestamp >> 24 & 0xff );
klauss 0:4d17cd9c8f9d 28 pkg[ 5 ] &= ( char )( timestamp >> 16 & 0xff );
klauss 0:4d17cd9c8f9d 29 pkg[ 6 ] &= ( char )( timestamp >> 8 & 0xff );
klauss 0:4d17cd9c8f9d 30 pkg[ 7 ] &= ( char )( timestamp & 0xff );
klauss 0:4d17cd9c8f9d 31
klauss 0:4d17cd9c8f9d 32 pkg[ 8 ] &= ( char )( ss_id >> 24 & 0xff );
klauss 0:4d17cd9c8f9d 33 pkg[ 9 ] &= ( char )( ss_id >> 16 & 0xff );
klauss 0:4d17cd9c8f9d 34 pkg[ 10 ] &= ( char )( ss_id >> 8 & 0xff );
klauss 0:4d17cd9c8f9d 35 pkg[ 11 ] &= ( char )( ss_id & 0xff );
klauss 0:4d17cd9c8f9d 36
klauss 0:4d17cd9c8f9d 37 pkg[ __RTP_HEADER_SIZE__ ] = 0;
klauss 0:4d17cd9c8f9d 38 timestamp += 240;
klauss 0:4d17cd9c8f9d 39 seq_number++;
klauss 0:4d17cd9c8f9d 40
klauss 0:4d17cd9c8f9d 41 return( pkg );
klauss 0:4d17cd9c8f9d 42 }
klauss 0:4d17cd9c8f9d 43
klauss 0:4d17cd9c8f9d 44 size_t RTP_Header::size( void ){
klauss 0:4d17cd9c8f9d 45 return( __RTP_HEADER_SIZE__ );
klauss 0:4d17cd9c8f9d 46 }
klauss 0:4d17cd9c8f9d 47
klauss 0:4d17cd9c8f9d 48 RTP_Body::RTP_Body(){
klauss 0:4d17cd9c8f9d 49 // do something
klauss 0:4d17cd9c8f9d 50 }
klauss 0:4d17cd9c8f9d 51
klauss 0:4d17cd9c8f9d 52 RTP_Body::~RTP_Body(){
klauss 0:4d17cd9c8f9d 53 // something
klauss 0:4d17cd9c8f9d 54 }
klauss 0:4d17cd9c8f9d 55
klauss 0:4d17cd9c8f9d 56 size_t RTP_Body::size( void ){
klauss 0:4d17cd9c8f9d 57 return( sizeof( RTP_Body ) );
klauss 0:4d17cd9c8f9d 58 }
klauss 0:4d17cd9c8f9d 59
klauss 0:4d17cd9c8f9d 60 char * RTP_Body::build_body( char * dest, char * buffer ){
klauss 0:4d17cd9c8f9d 61 for( register int i = 0; i < __CB_AUDIO_DATA_SIZE__; i++ ) dest[ i ] = buffer[ i ];
klauss 0:4d17cd9c8f9d 62 return( dest );
klauss 0:4d17cd9c8f9d 63 }
klauss 0:4d17cd9c8f9d 64
klauss 0:4d17cd9c8f9d 65 RTP::RTP( int ext ){
klauss 0:4d17cd9c8f9d 66 rtp_header = new RTP_Header( ext );
klauss 0:4d17cd9c8f9d 67 rtp_body = new RTP_Body();
klauss 0:4d17cd9c8f9d 68 }
klauss 0:4d17cd9c8f9d 69
klauss 0:4d17cd9c8f9d 70 RTP::~RTP(){
klauss 0:4d17cd9c8f9d 71 if( rtp_header ) delete( rtp_header );
klauss 0:4d17cd9c8f9d 72 if( rtp_body ) delete( rtp_body );
klauss 2:93bec7313ccc 73 debug_msg("Fui destruido");
klauss 0:4d17cd9c8f9d 74 }
klauss 0:4d17cd9c8f9d 75
klauss 0:4d17cd9c8f9d 76 char * RTP::build_eth_package( char * buffer ){
klauss 0:4d17cd9c8f9d 77 rtp_header->build_header( this->pkg );
klauss 0:4d17cd9c8f9d 78 rtp_body->build_body( this->pkg + __RTP_HEADER_OFFSET__, buffer );
klauss 0:4d17cd9c8f9d 79 return( this->pkg );
klauss 0:4d17cd9c8f9d 80 }
klauss 0:4d17cd9c8f9d 81
klauss 0:4d17cd9c8f9d 82 size_t RTP::header_size( void ){
klauss 0:4d17cd9c8f9d 83 return rtp_header->size();
klauss 0:4d17cd9c8f9d 84 }