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premiere-libtorrent
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storage cleanup

This commit is contained in:
Arvid Norberg 2008-04-09 01:11:16 +00:00
parent 64a195651d
commit 642768bc24
3 changed files with 94 additions and 48 deletions
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4
include/libtorrent/storage.hpp
View File

@ -161,6 +161,7 @@ namespace libtorrent
virtual bool delete_files() = 0;
virtual std::string const& error() const = 0;
virtual std::string const& error_file() const = 0;
virtual void clear_error() = 0;
virtual ~storage_interface() {}
@ -201,9 +202,6 @@ namespace libtorrent
torrent_info const* info() const { return m_info.get(); }
// frees a buffer that was returned from a read operation
void free_buffer(char* buf);
void write_resume_data(entry& rd, std::vector<bool> const& have) const;
void async_check_fastresume(entry const* resume_data

30
src/mapped_storage.cpp
View File

@ -297,9 +297,8 @@ namespace libtorrent
if (!view.valid())
{
m_error = "failed to open file '";
m_error += (m_save_path / file_iter->path).string();
m_error += "'for reading";
m_error = "failed to open file for reading";
m_error_file = (m_save_path / file_iter->path).string();
return -1;
}
TORRENT_ASSERT(view.const_addr() != 0);
@ -418,9 +417,8 @@ namespace libtorrent
if (!view.valid())
{
m_error = "failed to open file '";
m_error += (m_save_path / file_iter->path).string();
m_error += "'for writing";
m_error = "failed to open file for writing";
m_error_file = (m_save_path / file_iter->path).string();
return -1;
}
TORRENT_ASSERT(view.addr() != 0);
@ -477,9 +475,8 @@ namespace libtorrent
if (!view.valid())
{
m_error = "failed to open file '";
m_error += (m_save_path / file_iter->path).string();
m_error += "'for reading";
m_error = "failed to open file for reading";
m_error_file = (m_save_path / file_iter->path).string();
return -1;
}
TORRENT_ASSERT(view.addr() != 0);
@ -489,6 +486,7 @@ namespace libtorrent
catch (std::exception& e)
{
m_error = e.what();
m_error_file = (m_save_path / file_iter->path).string();
return -1;
}
return size;
@ -647,6 +645,7 @@ namespace libtorrent
if (rd.type() != entry::dictionary_t)
{
m_error = "invalid fastresume file";
m_error_file.clear();
return true;
}
std::vector<std::pair<size_type, std::time_t> > file_sizes
@ -754,6 +753,7 @@ namespace libtorrent
int result = 0;
std::string error;
std::string error_file;
// delete the files from disk
std::set<std::string> directories;
@ -773,6 +773,7 @@ namespace libtorrent
if (std::remove(p.c_str()) != 0 && errno != ENOENT)
{
error = std::strerror(errno);
error_file = p;
result = errno;
}
}
@ -786,16 +787,22 @@ namespace libtorrent
if (std::remove(i->c_str()) != 0 && errno != ENOENT)
{
error = std::strerror(errno);
error_file = *i;
result = errno;
}
}
if (!error.empty()) m_error.swap(error);
if (!error.empty())
{
m_error.swap(error);
m_error_file.swap(error_file);
}
return result != 0;
}
std::string const& error() const { return m_error; }
void clear_error() { m_error.clear(); }
std::string const& error_file() const { return m_error_file; }
void clear_error() { m_error.clear(); m_error_file.clear(); }
private:
@ -808,6 +815,7 @@ namespace libtorrent
static mapped_file_pool m_pool;
mutable std::string m_error;
mutable std::string m_error_file;
};
storage_interface* mapped_storage_constructor(boost::intrusive_ptr<torrent_info const> ti

108
src/storage.cpp
View File

@ -376,7 +376,8 @@ namespace libtorrent
sha1_hash hash_for_slot(int slot, partial_hash& ph, int piece_size);
std::string const& error() const { return m_error; }
void clear_error() { m_error.clear(); }
std::string const& error_file() const { return m_error_file; }
void clear_error() { m_error.clear(); m_error_file.clear(); }
int read_impl(char* buf, int slot, int offset, int size, bool fill_zero);
@ -394,6 +395,7 @@ namespace libtorrent
buffer m_scratch_buffer;
mutable std::string m_error;
mutable std::string m_error_file;
};
sha1_hash storage::hash_for_slot(int slot, partial_hash& ph, int piece_size)
@ -466,6 +468,7 @@ namespace libtorrent
}
catch (std::exception& e)
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = e.what();
return true;
}
@ -489,6 +492,7 @@ namespace libtorrent
}
catch (std::exception& e)
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = e.what();
return true;
}
@ -514,6 +518,7 @@ namespace libtorrent
int result = 0;
std::string error;
std::string error_file;
// delete the files from disk
std::set<std::string> directories;
@ -533,6 +538,7 @@ namespace libtorrent
if (std::remove(p.c_str()) != 0 && errno != ENOENT)
{
error = std::strerror(errno);
error_file = p;
result = errno;
}
}
@ -546,11 +552,16 @@ namespace libtorrent
if (std::remove(i->c_str()) != 0 && errno != ENOENT)
{
error = std::strerror(errno);
error_file = *i;
result = errno;
}
}
if (!error.empty()) m_error.swap(error);
if (!error.empty())
{
m_error.swap(error);
m_error_file.swap(error_file);
}
return result != 0;
}
@ -558,6 +569,7 @@ namespace libtorrent
{
if (rd.type() != entry::dictionary_t)
{
m_error_file.clear();
m_error = "invalid fastresume file";
return true;
}
@ -847,13 +859,16 @@ namespace libtorrent
, error));
if (!in)
{
m_error = "failed to open file ";
m_error += (m_save_path / file_iter->path).string();
m_error += ": ";
m_error += error;
m_error_file = (m_save_path / file_iter->path).string();
m_error = error;
return -1;
}
if (!in->error().empty())
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = in->error();
return -1;
}
TORRENT_ASSERT(in->error().empty());
TORRENT_ASSERT(file_offset < file_iter->size);
TORRENT_ASSERT(slices[0].offset == file_offset + file_iter->file_base);
@ -863,7 +878,8 @@ namespace libtorrent
// the file was not big enough
if (!fill_zero)
{
m_error = "slot has no storage";
m_error_file = (m_save_path / file_iter->path).string();
m_error = "seek failed";
return -1;
}
std::memset(buf + buf_pos, 0, size - buf_pos);
@ -913,8 +929,8 @@ namespace libtorrent
if (actual_read > 0) buf_pos += actual_read;
if (!fill_zero)
{
m_error = "failed to read file: "
+ (m_save_path / file_iter->path).string();
m_error_file = (m_save_path / file_iter->path).string();
m_error = "read failed";
return -1;
}
std::memset(buf + buf_pos, 0, size - buf_pos);
@ -943,14 +959,28 @@ namespace libtorrent
this, path, file::in, error);
if (!in)
{
m_error = "failed to open file ";
m_error += path.string();
m_error += ": ";
m_error += error;
m_error_file = path.string();
m_error = error;
return -1;
}
TORRENT_ASSERT(in->error().empty());
in->seek(file_iter->file_base);
if (!in->error().empty())
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = in->error();
return -1;
}
size_type pos = in->seek(file_iter->file_base);
if (pos != file_iter->file_base)
{
if (!fill_zero)
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = "seek failed";
return -1;
}
std::memset(buf + buf_pos, 0, size - buf_pos);
return size;
}
}
}
return result;
@ -998,13 +1028,16 @@ namespace libtorrent
if (!out)
{
m_error = "failed to open file ";
m_error += p.string();
m_error += ": ";
m_error += error;
m_error_file += p.string();
m_error = error;
return -1;
}
if (!out->error().empty())
{
m_error_file += p.string();
m_error = out->error();
return -1;
}
TORRENT_ASSERT(out->error().empty());
TORRENT_ASSERT(file_offset < file_iter->size);
TORRENT_ASSERT(slices[0].offset == file_offset + file_iter->file_base);
@ -1012,7 +1045,8 @@ namespace libtorrent
if (pos != file_offset + file_iter->file_base)
{
m_error = "failed to seek " + (m_save_path / file_iter->path).string();
m_error_file = (m_save_path / file_iter->path).string();
m_error = "seek failed";
return -1;
}
@ -1050,7 +1084,8 @@ namespace libtorrent
if (written != write_bytes)
{
m_error = "failed to write " + (m_save_path / file_iter->path).string();
m_error_file = (m_save_path / file_iter->path).string();
m_error = "write failed";
return -1;
}
@ -1077,15 +1112,25 @@ namespace libtorrent
if (!out)
{
m_error = "failed to open file ";
m_error += p.string();
m_error += ": ";
m_error += error;
m_error_file = p.string();
m_error = error;
return -1;
}
if (!out->error().empty())
{
m_error_file += p.string();
m_error = out->error();
return -1;
}
TORRENT_ASSERT(out->error().empty());
out->seek(file_iter->file_base);
size_type pos = out->seek(file_iter->file_base);
if (pos != file_iter->file_base)
{
m_error_file = (m_save_path / file_iter->path).string();
m_error = "seek failed";
return -1;
}
}
}
return size;
@ -1125,11 +1170,6 @@ namespace libtorrent
{
}
void piece_manager::free_buffer(char* buf)
{
m_io_thread.free_buffer(buf);
}
void piece_manager::async_release_files(
boost::function<void(int, disk_io_job const&)> const& handler)
{