libgocryptfs/internal/fusefrontend/names.go
Jakob Unterwurzacher 9078a77850 Move pathfs_frontend to internal/fusefrontend
"git status" for reference:

renamed:    pathfs_frontend/args.go -> internal/fusefrontend/args.go
renamed:    pathfs_frontend/compat_darwin.go -> internal/fusefrontend/compat_darwin.go
renamed:    pathfs_frontend/compat_linux.go -> internal/fusefrontend/compat_linux.go
renamed:    pathfs_frontend/file.go -> internal/fusefrontend/file.go
renamed:    pathfs_frontend/file_holes.go -> internal/fusefrontend/file_holes.go
renamed:    pathfs_frontend/fs.go -> internal/fusefrontend/fs.go
renamed:    pathfs_frontend/fs_dir.go -> internal/fusefrontend/fs_dir.go
renamed:    pathfs_frontend/names.go -> internal/fusefrontend/names.go
renamed:    pathfs_frontend/write_lock.go -> internal/fusefrontend/write_lock.go
modified:   main.go
2016-02-06 19:27:59 +01:00

53 lines
1.5 KiB
Go

package fusefrontend
// This file forwards file encryption operations to cryptfs
import (
"github.com/rfjakob/gocryptfs/internal/configfile"
mylog "github.com/rfjakob/gocryptfs/internal/toggledlog"
)
// isFiltered - check if plaintext "path" should be forbidden
//
// Prevents name clashes with internal files when file names are not encrypted
func (fs *FS) isFiltered(path string) bool {
if !fs.args.PlaintextNames {
return false
}
// gocryptfs.conf in the root directory is forbidden
if path == configfile.ConfDefaultName {
mylog.Info.Printf("The name /%s is reserved when -plaintextnames is used\n",
configfile.ConfDefaultName)
return true
}
// Note: gocryptfs.diriv is NOT forbidden because diriv and plaintextnames
// are exclusive
return false
}
// encryptPath - encrypt relative plaintext path
func (fs *FS) encryptPath(plainPath string) (string, error) {
if fs.args.PlaintextNames {
return plainPath, nil
}
if !fs.args.DirIV {
return fs.nameTransform.EncryptPathNoIV(plainPath), nil
}
fs.dirIVLock.RLock()
defer fs.dirIVLock.RUnlock()
return fs.nameTransform.EncryptPathDirIV(plainPath, fs.args.Cipherdir)
}
// decryptPath - decrypt relative ciphertext path
func (fs *FS) decryptPath(cipherPath string) (string, error) {
if fs.args.PlaintextNames {
return cipherPath, nil
}
if !fs.args.DirIV {
return fs.nameTransform.DecryptPathNoIV(cipherPath)
}
fs.dirIVLock.RLock()
defer fs.dirIVLock.RUnlock()
return fs.nameTransform.DecryptPathDirIV(cipherPath, fs.args.Cipherdir, fs.args.EMENames)
}