diff options
Diffstat (limited to 'cryptfs/cryptfs.go')
| -rw-r--r-- | cryptfs/cryptfs.go | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/cryptfs/cryptfs.go b/cryptfs/cryptfs.go index 8927d74..6380a92 100644 --- a/cryptfs/cryptfs.go +++ b/cryptfs/cryptfs.go @@ -3,6 +3,7 @@ package cryptfs // CryptFS is the crypto backend of GoCryptFS import ( + "fmt" "crypto/cipher" "crypto/aes" ) @@ -21,16 +22,22 @@ type CryptFS struct { cipherBS uint64 } -func NewCryptFS(key [16]byte, useOpenssl bool) *CryptFS { +func NewCryptFS(key []byte, useOpenssl bool) *CryptFS { - b, err := aes.NewCipher(key[:]) + if len(key) != KEY_LEN { + panic(fmt.Sprintf("Unsupported key length %d", len(key))) + } + + b, err := aes.NewCipher(key) if err != nil { panic(err) } var gcm cipher.AEAD if useOpenssl { - gcm = opensslGCM{key} + var k16 [16]byte + copy(k16[:], key) + gcm = opensslGCM{k16} } else { gcm, err = cipher.NewGCM(b) if err != nil { |