forked from premiere/premiere-libtorrent
replaced iostream in dump_torrent example
This commit is contained in:
Arvid Norberg
parent
e5e1bca254
commit
9f733a7eac
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@ -30,101 +30,104 @@ POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <iostream>
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#include <fstream>
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#include <iterator>
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#include <iomanip>
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#include "libtorrent/entry.hpp"
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#include "libtorrent/bencode.hpp"
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#include "libtorrent/torrent_info.hpp"
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#include "libtorrent/lazy_entry.hpp"
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#include "libtorrent/magnet_uri.hpp"
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int main(int argc, char* argv[])
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{
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using namespace libtorrent;
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if (argc != 2)
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{
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std::cerr << "usage: dump_torrent torrent-file\n";
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fputs("usage: dump_torrent torrent-file\n", stderr);
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return 1;
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}
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int size = file_size(argv[1]);
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if (size > 10 * 1000000)
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{
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std::cerr << "file too big (" << size << "), aborting\n";
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fprintf(stderr, "file too big (%d), aborting\n", size);
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return 1;
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}
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std::vector<char> buf(size);
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std::ifstream(argv[1], std::ios_base::binary).read(&buf[0], size);
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int ret = load_file(argv[1], buf);
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if (ret != 0)
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{
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fprintf(stderr, "failed to load file: %d\n", ret);
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return 1;
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}
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lazy_entry e;
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int ret = lazy_bdecode(&buf[0], &buf[0] + buf.size(), e);
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ret = lazy_bdecode(&buf[0], &buf[0] + buf.size(), e);
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if (ret != 0)
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{
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std::cerr << "invalid bencoding: " << ret << std::endl;
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fprintf(stderr, "invalid bencoding: %d\n", ret);
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return 1;
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}
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std::cout << "\n\n----- raw info -----\n\n";
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std::cout << print_entry(e) << std::endl;
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printf("\n\n----- raw info -----\n\n%s\n", print_entry(e).c_str());
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error_code ec;
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torrent_info t(e, ec);
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if (ec)
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{
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std::cout << ec.message() << std::endl;
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fprintf(stderr, "%s\n", ec.message().c_str());
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return 1;
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}
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// print info about torrent
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std::cout << "\n\n----- torrent file info -----\n\n";
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std::cout << "nodes:\n";
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printf("\n\n----- torrent file info -----\n\n"
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"nodes:\n");
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typedef std::vector<std::pair<std::string, int> > node_vec;
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node_vec const& nodes = t.nodes();
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for (node_vec::const_iterator i = nodes.begin(), end(nodes.end());
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i != end; ++i)
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{
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std::cout << i->first << ":" << i->second << "\n";
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printf("%s: %d\n", i->first.c_str(), i->second);
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}
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std::cout << "trackers:\n";
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puts("trackers:\n");
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for (std::vector<announce_entry>::const_iterator i = t.trackers().begin();
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i != t.trackers().end(); ++i)
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{
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std::cout << i->tier << ": " << i->url << "\n";
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printf("%2d: %s\n", i->tier, i->url.c_str());
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}
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std::cout << "number of pieces: " << t.num_pieces() << "\n";
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std::cout << "piece length: " << t.piece_length() << "\n";
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char ih[41];
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to_hex((char const*)&t.info_hash()[0], 20, ih);
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std::cout << "info hash: " << ih << "\n";
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std::cout << "comment: " << t.comment() << "\n";
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std::cout << "created by: " << t.creator() << "\n";
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std::cout << "magnet link: " << make_magnet_uri(t) << "\n";
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std::cout << "name: " << t.name() << "\n";
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std::cout << "files:\n";
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printf("number of pieces: %d\n"
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"piece length: %d\n"
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"info hash: %s\n"
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"comment: %s\n"
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"created by: %s\n"
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"magnet link: %s\n"
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"name: %s\n"
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"files:\n"
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, t.num_pieces()
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, t.piece_length()
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, ih
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, t.comment().c_str()
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, t.creator().c_str()
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, make_magnet_uri(t).c_str()
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, t.name().c_str());
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int index = 0;
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for (torrent_info::file_iterator i = t.begin_files();
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i != t.end_files(); ++i, ++index)
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{
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int first = t.map_file(index, 0, 0).piece;
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int last = t.map_file(index, (std::max)(i->size-1, size_type(0)), 0).piece;
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std::cout << " " << std::setw(11) << i->size
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<< " "
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<< (i->pad_file?'p':'-')
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<< (i->executable_attribute?'x':'-')
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<< (i->hidden_attribute?'h':'-')
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<< (i->symlink_attribute?'l':'-')
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<< " "
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<< "[ " << std::setw(4) << first << ", " << std::setw(4) << last << " ]\t"
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<< i->path;
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if (i->symlink_attribute)
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std::cout << " -> " << i->symlink_path;
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std::cout << std::endl;
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printf(" %11"PRId64" %c%c%c%c [ %4d, %4d ] %s %s%s\n"
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, i->size
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, (i->pad_file?'p':'-')
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, (i->executable_attribute?'x':'-')
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, (i->hidden_attribute?'h':'-')
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, (i->symlink_attribute?'l':'-')
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, first, last, i->path.c_str()
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, i->symlink_attribute ? "-> ": ""
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, i->symlink_attribute ? i->symlink_path.c_str() : "");
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}
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return 0;
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