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authorJakob Unterwurzacher2021-06-21 12:12:44 +0200
committerJakob Unterwurzacher2021-06-21 12:12:44 +0200
commit05b813f2026ebe6bff33cb600775823ee8a7df6e (patch)
tree824954a84a35dde6411fabde1be4dc7c004fc51d /internal/nametransform/badname.go
parent689b74835bd38ebaf87ba0e205c10b9594e51863 (diff)
nametransform: rename BadNameFlag to BadnameSuffix
Diffstat (limited to 'internal/nametransform/badname.go')
-rw-r--r--internal/nametransform/badname.go18
1 files changed, 9 insertions, 9 deletions
diff --git a/internal/nametransform/badname.go b/internal/nametransform/badname.go
index 5cc9799..44b7d36 100644
--- a/internal/nametransform/badname.go
+++ b/internal/nametransform/badname.go
@@ -12,9 +12,9 @@ import (
)
const (
- // BadNameFlag is appended to filenames in plaintext view if a corrupt
+ // BadnameSuffix is appended to filenames in plaintext view if a corrupt
// ciphername is shown due to a matching `-badname` pattern
- BadNameFlag = " GOCRYPTFS_BAD_NAME"
+ BadnameSuffix = " GOCRYPTFS_BAD_NAME"
)
// EncryptAndHashBadName tries to find the "name" substring, which (encrypted and hashed)
@@ -24,7 +24,7 @@ func (be *NameTransform) EncryptAndHashBadName(name string, iv []byte, dirfd int
var st unix.Stat_t
var filesFound int
lastFoundName, err := be.EncryptAndHashName(name, iv)
- if !strings.HasSuffix(name, BadNameFlag) || err != nil {
+ if !strings.HasSuffix(name, BadnameSuffix) || err != nil {
//Default mode: same behaviour on error or no BadNameFlag on "name"
return lastFoundName, err
}
@@ -35,13 +35,13 @@ func (be *NameTransform) EncryptAndHashBadName(name string, iv []byte, dirfd int
return lastFoundName, nil
}
//BadName Mode: check if the name was tranformed without change (badname suffix and undecryptable cipher name)
- err = syscallcompat.Fstatat(dirfd, name[:len(name)-len(BadNameFlag)], &st, unix.AT_SYMLINK_NOFOLLOW)
+ err = syscallcompat.Fstatat(dirfd, name[:len(name)-len(BadnameSuffix)], &st, unix.AT_SYMLINK_NOFOLLOW)
if err == nil {
filesFound++
- lastFoundName = name[:len(name)-len(BadNameFlag)]
+ lastFoundName = name[:len(name)-len(BadnameSuffix)]
}
// search for the longest badname pattern match
- for charpos := len(name) - len(BadNameFlag); charpos > 0; charpos-- {
+ for charpos := len(name) - len(BadnameSuffix); charpos > 0; charpos-- {
//only use original cipher name and append assumed suffix (without badname flag)
cNamePart, err := be.EncryptName(name[:charpos], iv)
if err != nil {
@@ -51,7 +51,7 @@ func (be *NameTransform) EncryptAndHashBadName(name string, iv []byte, dirfd int
if be.longNames && len(cName) > NameMax {
cNamePart = be.HashLongName(cName)
}
- cNameBadReverse := cNamePart + name[charpos:len(name)-len(BadNameFlag)]
+ cNameBadReverse := cNamePart + name[charpos:len(name)-len(BadnameSuffix)]
err = syscallcompat.Fstatat(dirfd, cNameBadReverse, &st, unix.AT_SYMLINK_NOFOLLOW)
if err == nil {
filesFound++
@@ -76,10 +76,10 @@ func (n *NameTransform) decryptBadname(cipherName string, iv []byte) (string, er
for charpos := len(cipherName) - 1; charpos >= nameMin; charpos-- {
res, err := n.decryptName(cipherName[:charpos], iv)
if err == nil {
- return res + cipherName[charpos:] + BadNameFlag, nil
+ return res + cipherName[charpos:] + BadnameSuffix, nil
}
}
- return cipherName + BadNameFlag, nil
+ return cipherName + BadnameSuffix, nil
}
}
return "", syscall.EBADMSG