forked from drakkan/sftpgo
/
lister.go
36 lines (31 loc) · 1.1 KB
/
lister.go
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// Copyright (C) 2019-2022 Nicola Murino
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, version 3.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
package sftpd
import (
"io"
"os"
)
type listerAt []os.FileInfo
// ListAt returns the number of entries copied and an io.EOF error if we made it to the end of the file list.
// Take a look at the pkg/sftp godoc for more information about how this function should work.
func (l listerAt) ListAt(f []os.FileInfo, offset int64) (int, error) {
if offset >= int64(len(l)) {
return 0, io.EOF
}
n := copy(f, l[offset:])
if n < len(f) {
return n, io.EOF
}
return n, nil
}