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premiere-libtorrent
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fixed bug in storag

This commit is contained in:
Daniel Wallin 2003-12-01 22:09:58 +00:00
parent 6402fd4a14
commit 135d5a8cfd
1 changed files with 22 additions and 8 deletions
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30
src/storage.cpp
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@ -58,6 +58,7 @@ POSSIBILITY OF SUCH DAMAGE.
using namespace libtorrent; using namespace libtorrent;
//#define SUPER_VERBOSE_LOGGING //#define SUPER_VERBOSE_LOGGING
#define NO_THREAD_SAFE_PIECE_FILE
namespace { namespace {
@ -138,15 +139,18 @@ void libtorrent::piece_file::reopen()
{ {
m_position = m_storage->piece_storage(m_piece_index); m_position = m_storage->piece_storage(m_piece_index);
entry::integer_type global_pos = m_position; entry::integer_type global_pos = m_position + m_piece_offset;
assert(global_pos >= 0 assert(global_pos >= 0
&& global_pos < m_storage->m_torrent_file->total_size()); && global_pos < m_storage->m_torrent_file->total_size());
for (m_file_iter = m_storage->m_torrent_file->begin_files(); for (m_file_iter = m_storage->m_torrent_file->begin_files();
global_pos > m_file_iter->size; global_pos -= m_file_iter->size); global_pos >= m_file_iter->size; ++m_file_iter)
{
global_pos -= m_file_iter->size;
}
m_file_offset = global_pos + m_piece_offset; m_file_offset = global_pos;
namespace fs = boost::filesystem; namespace fs = boost::filesystem;
@ -164,6 +168,7 @@ void libtorrent::piece_file::reopen()
void libtorrent::piece_file::lock(bool lock_) void libtorrent::piece_file::lock(bool lock_)
{ {
#ifndef NO_THREAD_SAFE_PIECE_FILE
boost::mutex::scoped_lock lock(m_storage->m_locked_pieces_monitor); boost::mutex::scoped_lock lock(m_storage->m_locked_pieces_monitor);
if (lock_) if (lock_)
@ -177,6 +182,7 @@ void libtorrent::piece_file::lock(bool lock_)
m_storage->m_locked_pieces[m_piece_index] = false; m_storage->m_locked_pieces[m_piece_index] = false;
m_storage->m_unlocked_pieces.notify_all(); m_storage->m_unlocked_pieces.notify_all();
} }
#endif
} }
void libtorrent::piece_file::open(storage* s, int index, open_mode o, int seek_offset, bool lock_) void libtorrent::piece_file::open(storage* s, int index, open_mode o, int seek_offset, bool lock_)
@ -220,14 +226,17 @@ void libtorrent::piece_file::open(storage* s, int index, open_mode o, int seek_o
m_piece_offset = seek_offset; m_piece_offset = seek_offset;
entry::integer_type global_pos = m_position; entry::integer_type global_pos = m_position + m_piece_offset;
assert(global_pos >= 0 && global_pos < s->m_torrent_file->total_size()); assert(global_pos >= 0 && global_pos < s->m_torrent_file->total_size());
for (m_file_iter = m_storage->m_torrent_file->begin_files(); for (m_file_iter = m_storage->m_torrent_file->begin_files();
global_pos > m_file_iter->size; global_pos -= m_file_iter->size); global_pos >= m_file_iter->size; ++m_file_iter)
{
global_pos -= m_file_iter->size;
}
m_file_offset = global_pos + m_piece_offset; m_file_offset = global_pos;
std::ios_base::openmode m; std::ios_base::openmode m;
if (m_mode == out) m = std::ios_base::out | std::ios_base::in | std::ios_base::binary; if (m_mode == out) m = std::ios_base::out | std::ios_base::in | std::ios_base::binary;
@ -519,7 +528,7 @@ void libtorrent::piece_file::write(const char* buf, int size, bool lock_)
buf_pos += write_bytes; buf_pos += write_bytes;
assert(buf_pos >= 0); assert(buf_pos >= 0);
m_file_offset += write_bytes; m_file_offset += write_bytes;
assert(m_file_offset < m_file_iter->size); assert(m_file_offset <= m_file_iter->size);
m_piece_offset += write_bytes; m_piece_offset += write_bytes;
if (left_to_write > 0) if (left_to_write > 0)
@ -527,7 +536,7 @@ void libtorrent::piece_file::write(const char* buf, int size, bool lock_)
++m_file_iter; ++m_file_iter;
assert(m_file_iter != m_storage->m_torrent_file->end_files()); assert(m_file_iter != m_storage->m_torrent_file->end_files());
assert(m_file_iter->size > m_file_offset); // assert(m_file_iter->size > m_file_offset); BOGUS ASSERT?
boost::filesystem::path path = m_storage->m_save_path / boost::filesystem::path path = m_storage->m_save_path /
m_file_iter->path / m_file_iter->filename; m_file_iter->path / m_file_iter->filename;
@ -1485,5 +1494,10 @@ void libtorrent::storage::initialize_pieces(torrent* t,
} }
*/ */
#ifdef NO_THREAD_SAFE_PIECE_FILE
#undef NO_THREAD_SAFE_PIECE_FILE
#endif
#endif #endif