diff options
Diffstat (limited to 'src/pkg/crypto/aes/cipher.go')
| -rw-r--r-- | src/pkg/crypto/aes/cipher.go | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/pkg/crypto/aes/cipher.go b/src/pkg/crypto/aes/cipher.go index d931134a7..2c6bb0a89 100644 --- a/src/pkg/crypto/aes/cipher.go +++ b/src/pkg/crypto/aes/cipher.go @@ -46,9 +46,21 @@ func NewCipher(key []byte) (cipher.Block, error) { func (c *aesCipher) BlockSize() int { return BlockSize } func (c *aesCipher) Encrypt(dst, src []byte) { + if len(src) < BlockSize { + panic("crypto/aes: input not full block") + } + if len(dst) < BlockSize { + panic("crypto/aes: output not full block") + } encryptBlock(c.enc, dst, src) } func (c *aesCipher) Decrypt(dst, src []byte) { + if len(src) < BlockSize { + panic("crypto/aes: input not full block") + } + if len(dst) < BlockSize { + panic("crypto/aes: output not full block") + } decryptBlock(c.dec, dst, src) } |