C++ (Cpp) gfal_file_handle_get_fdescの例

コード例 #1

ファイル: gridftp_io.cpp プロジェクト: adevress/gfal2

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;
}

コード例 #2

ファイル: gridftp_io.cpp プロジェクト: adevress/gfal2

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);
}

コード例 #3

ファイル: gfal_http_plugin_metadata.cpp プロジェクト: ic-hep/emi3

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;
}

コード例 #4

ファイル: gfal_http_plugin_metadata.cpp プロジェクト: ic-hep/emi3

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;
}

コード例 #5

ファイル: gridftp_io.cpp プロジェクト: adevress/gfal2

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;
}

コード例 #6

ファイル: gridftp_io.cpp プロジェクト: adevress/gfal2

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;
}