premiere-libtorrent/test/setup_transfer.cpp

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#include "libtorrent/session.hpp"
#include "libtorrent/hasher.hpp"
#include <fstream>
#include <boost/thread.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/convenience.hpp>
#include "test.hpp"
using boost::filesystem::remove_all;
using boost::filesystem::create_directory;
void sleep(int msec)
{
boost::xtime xt;
boost::xtime_get(&xt, boost::TIME_UTC);
xt.nsec += msec * 1000000;
boost::thread::sleep(xt);
}
using namespace libtorrent;
boost::tuple<torrent_handle, torrent_handle> setup_transfer(
session& ses1, session& ses2, bool clear_files)
{
using namespace boost::filesystem;
char const* tracker_url = "http://non-existent-name.com/announce";
torrent_info t;
t.add_file(path("temporary"), 42);
t.set_piece_size(256 * 1024);
t.add_tracker(tracker_url);
std::vector<char> piece(42);
std::fill(piece.begin(), piece.end(), 0xfe);
// calculate the hash for all pieces
int num = t.num_pieces();
for (int i = 0; i < num; ++i)
{
t.set_hash(i, hasher(&piece[0], piece.size()).final());
}
create_directory("./tmp1");
std::ofstream file("./tmp1/temporary");
file.write(&piece[0], piece.size());
file.close();
if (clear_files) remove_all("./tmp2/temporary");
t.create_torrent();
ses1.set_severity_level(alert::debug);
ses2.set_severity_level(alert::debug);
// they should not use the same save dir, because the
// file pool will complain if two torrents are trying to
// use the same files
torrent_handle tor1 = ses1.add_torrent(t, "./tmp1");
torrent_handle tor2 = ses2.add_torrent(tracker_url
, t.info_hash(), 0, "./tmp2");
sleep(100);
std::cerr << "connecting peer\n";
tor1.connect_peer(tcp::endpoint(address::from_string("127.0.0.1")
, ses2.listen_port()));
return boost::make_tuple(tor1, tor2);
}