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ton/storage/TorrentHeader.hpp

62 lines
1.6 KiB
C++

#pragma once
#include "td/utils/tl_helpers.h"
#include "TorrentHeader.h"
namespace ton {
template <class StorerT>
void TorrentHeader::store(StorerT &storer) const {
using td::store;
store(type, storer);
store(files_count, storer);
store(tot_names_size, storer);
store(tot_data_size, storer);
td::uint32 fec_type = 0xc82a1964;
store(fec_type, storer);
td::uint32 dir_name_size = td::narrow_cast<td::uint32>(dir_name.size());
store(dir_name_size, storer);
storer.store_slice(dir_name);
CHECK(name_index.size() == files_count);
CHECK(data_index.size() == files_count);
for (auto x : name_index) {
store(x, storer);
}
for (auto x : data_index) {
store(x, storer);
}
CHECK(tot_names_size == names.size());
storer.store_slice(names);
}
template <class ParserT>
void TorrentHeader::parse(ParserT &parser) {
using td::parse;
td::uint32 got_type;
parse(got_type, parser);
if (got_type != type) {
parser.set_error("Unknown fec type");
return;
}
parse(files_count, parser);
parse(tot_names_size, parser);
parse(tot_data_size, parser);
td::uint32 fec_type;
parse(fec_type, parser);
td::uint32 dir_name_size;
parse(dir_name_size, parser);
dir_name = parser.template fetch_string_raw<std::string>(dir_name_size);
if (fec_type != 0xc82a1964) {
parser.set_error("Unknown fec type");
return;
}
name_index.resize(files_count);
for (auto &x : name_index) {
parse(x, parser);
}
data_index.resize(files_count);
for (auto &x : data_index) {
parse(x, parser);
}
names = parser.template fetch_string_raw<std::string>(tot_names_size);
}
} // namespace ton