| // Copyright 2011 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package packet |
| |
| import ( |
| "encoding/binary" |
| "io" |
| "os" |
| ) |
| |
| // LiteralData represents an encrypted file. See RFC 4880, section 5.9. |
| type LiteralData struct { |
| IsBinary bool |
| FileName string |
| Time uint32 // Unix epoch time. Either creation time or modification time. 0 means undefined. |
| Body io.Reader |
| } |
| |
| // ForEyesOnly returns whether the contents of the LiteralData have been marked |
| // as especially sensitive. |
| func (l *LiteralData) ForEyesOnly() bool { |
| return l.FileName == "_CONSOLE" |
| } |
| |
| func (l *LiteralData) parse(r io.Reader) (err os.Error) { |
| var buf [256]byte |
| |
| _, err = readFull(r, buf[:2]) |
| if err != nil { |
| return |
| } |
| |
| l.IsBinary = buf[0] == 'b' |
| fileNameLen := int(buf[1]) |
| |
| _, err = readFull(r, buf[:fileNameLen]) |
| if err != nil { |
| return |
| } |
| |
| l.FileName = string(buf[:fileNameLen]) |
| |
| _, err = readFull(r, buf[:4]) |
| if err != nil { |
| return |
| } |
| |
| l.Time = binary.BigEndian.Uint32(buf[:4]) |
| l.Body = r |
| return |
| } |