blob: 5fc4a71e67c7805fb66ddce5a383ba1f00431206 [file] [log] [blame]
/**
* @author: Jeff Thompson
* See COPYING for copyright and distribution information.
*/
#include <stdexcept>
#include "../face.hpp"
#include "../c/util/ndn_realloc.h"
#include "UdpTransport.hpp"
using namespace std;
namespace ndn {
void UdpTransport::connect(Face &face)
{
ndn_Error error;
if (error = ndn_UdpTransport_connect(&transport_, (char *)face.getHost(), face.getPort()))
throw std::runtime_error(ndn_getErrorString(error));
// TODO: This belongs in the socket listener.
const unsigned int initialLength = 1000;
// Automatically cast ndn_ to (struct ndn_ElementListener *)
ndn_BinaryXmlElementReader_init
(&elementReader_, &face, (unsigned char *)malloc(initialLength), initialLength, ndn_realloc);
// TODO: Properly indicate connected status.
face_ = &face;
}
void UdpTransport::send(const unsigned char *data, unsigned int dataLength)
{
ndn_Error error;
if (error = ndn_UdpTransport_send(&transport_, (unsigned char *)data, dataLength))
throw std::runtime_error(ndn_getErrorString(error));
}
void UdpTransport::tempReceive()
{
try {
ndn_Error error;
unsigned char buffer[8000];
unsigned int nBytes;
if (error = ndn_UdpTransport_receive(&transport_, buffer, sizeof(buffer), &nBytes))
throw std::runtime_error(ndn_getErrorString(error));
ndn_BinaryXmlElementReader_onReceivedData(&elementReader_, buffer, nBytes);
} catch (...) {
// This function is called by the socket callback, so don't send an exception back to it.
// TODO: Log the exception?
}
}
void UdpTransport::close()
{
ndn_Error error;
if (error = ndn_UdpTransport_close(&transport_))
throw std::runtime_error(ndn_getErrorString(error));
}
}