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merged fix from RC_0_16

This commit is contained in:
Arvid Norberg 2013-02-28 03:29:33 +00:00
parent 6ff833390e
commit 96c62bc4b8
3 changed files with 50 additions and 4 deletions
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1
ChangeLog
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@ -14,6 +14,7 @@
* fix uTP edge case where udp socket buffer fills up
* fix nagle implementation in uTP
* improve file_storage::map_file when dealing with invalid input
* improve handling of invalid utf-8 sequences in strings in torrent files
* handle more cases of broken .torrent files
* fix bug filename collision resolver

28
src/file_storage.cpp
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@ -283,12 +283,32 @@ namespace libtorrent
{
TORRENT_ASSERT(file_index < num_files());
TORRENT_ASSERT(file_index >= 0);
size_type offset = file_offset + this->file_offset(file_index);
peer_request ret;
ret.piece = int(offset / piece_length());
ret.start = int(offset % piece_length());
ret.length = size;
if (file_index < 0 || file_index >= num_files())
{
ret.piece = m_num_pieces;
ret.start = 0;
ret.length = 0;
return ret;
}
size_type offset = file_offset + this->file_offset(file_index);
if (offset >= total_size())
{
ret.piece = m_num_pieces;
ret.start = 0;
ret.length = 0;
}
else
{
ret.piece = int(offset / piece_length());
ret.start = int(offset % piece_length());
ret.length = size;
if (offset + size > total_size())
ret.length = total_size() - offset;
}
return ret;
}

25
test/test_storage.cpp
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@ -1075,6 +1075,31 @@ int test_main()
std::for_each(test_paths.begin(), test_paths.end(), boost::bind(&run_test, _1, true));
std::for_each(test_paths.begin(), test_paths.end(), boost::bind(&run_test, _1, false));
file_storage fs;
fs.set_piece_length(512);
fs.add_file("temp_storage/test1.tmp", 17);
fs.add_file("temp_storage/test2.tmp", 612);
fs.add_file("temp_storage/test3.tmp", 0);
fs.add_file("temp_storage/test4.tmp", 0);
fs.add_file("temp_storage/test5.tmp", 3253);
// size: 3882
fs.add_file("temp_storage/test6.tmp", 841);
// size: 4723
peer_request rq = fs.map_file(0, 0, 10);
TEST_EQUAL(rq.piece, 0);
TEST_EQUAL(rq.start, 0);
TEST_EQUAL(rq.length, 10);
rq = fs.map_file(5, 0, 10);
TEST_EQUAL(rq.piece, 7);
TEST_EQUAL(rq.start, 298);
TEST_EQUAL(rq.length, 10);
rq = fs.map_file(5, 0, 1000);
TEST_EQUAL(rq.piece, 7);
TEST_EQUAL(rq.start, 298);
TEST_EQUAL(rq.length, 841);
return 0;
}