int GridFTPModule::close(gfal_file_handle handle)
{
GridFTPFileDesc* desc = static_cast<GridFTPFileDesc*>(gfal_file_handle_get_fdesc(handle));
if (desc) {
gridftp_rw_commit_put(GFAL_GRIDFTP_SCOPE_CLOSE, desc);
if (is_write_only(desc->open_flags)) {
desc->request->wait(GFAL_GRIDFTP_SCOPE_CLOSE);
}
else if (is_read_only(desc->open_flags)) {
if (!desc->request->done)
globus_ftp_client_abort(desc->handler->get_ftp_client_handle());
try {
desc->request->wait(GFAL_GRIDFTP_SCOPE_CLOSE);
}
catch (const Gfal::CoreException& e) {
if (e.code() != ECANCELED)
throw;
}
}
gfal_file_handle_delete(handle);
delete desc;
}
return 0;
}
ssize_t GridFTPModule::pwrite(gfal_file_handle handle, const void* buffer,
size_t count, off_t offset)
{
GridFTPFileDesc* desc = static_cast<GridFTPFileDesc*>(gfal_file_handle_get_fdesc(handle));
return gridftp_rw_internal_pwrite(_handle_factory, desc, buffer, count,
offset);
}
int gfal_http_closedir(plugin_handle plugin_data, gfal_file_handle dir_desc,
GError** err)
{
GfalHttpInternal* davix = static_cast<GfalHttpInternal*>(plugin_data);
Davix::DavixError* daverr = NULL;
int ret = 0;
if (davix->posix->closedir((DAVIX_DIR*)gfal_file_handle_get_fdesc(dir_desc), &daverr) != 0) {
davix2gliberr(daverr, err);
Davix::DavixError::clearError(&daverr);
ret = -1;
}
gfal_file_handle_delete(dir_desc);
return ret;
}
struct dirent* gfal_http_readdir(plugin_handle plugin_data,
gfal_file_handle dir_desc, GError** err)
{
GfalHttpInternal* davix = static_cast<GfalHttpInternal*>(plugin_data);
Davix::DavixError* daverr = NULL;
daverr = NULL;
struct dirent* de = davix->posix->readdir((DAVIX_DIR*)gfal_file_handle_get_fdesc(dir_desc),
&daverr);
if (de == NULL && daverr != NULL) {
davix2gliberr(daverr, err);
Davix::DavixError::clearError(&daverr);
}
return de;
}
ssize_t GridFTPModule::read(gfal_file_handle handle, void* buffer, size_t count)
{
GridFTPFileDesc* desc = static_cast<GridFTPFileDesc*>(gfal_file_handle_get_fdesc(handle));
ssize_t ret;
Glib::Mutex::Lock locker(desc->lock);
if (desc->is_not_seeked() && is_read_only(desc->open_flags) && desc->stream != NULL) {
gfal_log(GFAL_VERBOSE_TRACE, " read in the GET main flow ... ");
ret = gridftp_read_stream(GFAL_GRIDFTP_SCOPE_READ, desc->stream, buffer, count);
}
else {
gfal_log(GFAL_VERBOSE_TRACE, " read with a pread ... ");
ret = gridftp_rw_internal_pread(_handle_factory, desc, buffer, count, desc->current_offset);
}
desc->current_offset += ret;
return ret;
}
off_t GridFTPModule::lseek(gfal_file_handle handle, off_t offset, int whence)
{
GridFTPFileDesc* desc = static_cast<GridFTPFileDesc*>(gfal_file_handle_get_fdesc(handle));
Glib::Mutex::Lock locker(desc->lock);
switch (whence) {
case SEEK_SET:
desc->current_offset = offset;
break;
case SEEK_CUR:
desc->current_offset += offset;
break;
case SEEK_END: // not supported for now ( no meaning in write-once files ... )
default:
std::ostringstream o;
throw Gfal::CoreException(GFAL_GRIDFTP_SCOPE_LSEEK, "Invalid whence",
EINVAL);
}
return desc->current_offset;
}
