90 lines
2 KiB
C++
90 lines
2 KiB
C++
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#include <iostream>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "macros.h"
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#include "highreceiver.h"
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#include "message.h"
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#define DEBUG 0
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HighReceiver::HighReceiver(short low_port){
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printf("LowReceiver::LowReceiver --");
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_port = low_port + 1;
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_socket_desc = socket(AF_INET, SOCK_DGRAM, 0);
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/* et l'autre variante : AF_UNIX */
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if (_socket_desc < 0){
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/* error */
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perror("Creation de la socket impossible");
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fprintf(stderr,"BOUM at %s:%d",__FILE__,__LINE__);
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// FIXME: throw something
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exit(-1);
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}
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struct sockaddr_in * _socket_addr = new sockaddr_in;
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// port_low = externe
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// port_high = interne
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bzero(_socket_addr,sizeof(sockaddr_in));
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_socket_addr->sin_family = AF_INET;
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_socket_addr->sin_port = htons(_port);
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_socket_addr->sin_addr.s_addr = htonl(INADDR_ANY);
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// chopper une socket
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if (bind(_socket_desc,(struct sockaddr *)_socket_addr,sizeof(sockaddr_in)) < 0) {
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//FIXME : throw something
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perror("Attachement de la socket impossible");
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fprintf(stderr,"BOUM at %s:%d",__FILE__,__LINE__);
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exit(-1);
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}
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}
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short HighReceiver::getPort(){
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return _port;
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}
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HighReceiver::~HighReceiver(){
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delete _socket_addr;
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}
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void HighReceiver::run() {
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int buffer_len = 1500;
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char * buffer = new char[buffer_len];
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struct sockaddr_in repaddr;
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socklen_t sockaddr_len = sizeof(struct sockaddr_in);
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Message * mesg = NULL;
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while(1){
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// recevoir les données
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memset(buffer, '\0', buffer_len);
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bzero(&repaddr,sizeof(struct sockaddr_in));
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int read_buffer_len = recvfrom(
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_socket_desc,
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buffer,
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buffer_len,
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0,
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(struct sockaddr*)&repaddr,
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&sockaddr_len);
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mesg = new Message(buffer, read_buffer_len);
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printf("HighReceiver::run -- READ size %d\n", read_buffer_len);
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char * str = new char[mesg->getDataSize() + 1];
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strncpy(str, mesg->getData(), mesg->getDataSize());
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str[mesg->getDataSize()] = '\0';
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printf("HighReceiver::run -- READ '%s'\n", str);
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delete(mesg);
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mesg = NULL;
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// on dispatche les données en fonction du protocole...
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}
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}
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#undef DEBUG
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