Sha256: 727446b0f5650a2d5c0513099ae4240fee1bd7f1110dd4cea40c37d5cd977d89
Contents?: true
Size: 1.33 KB
Versions: 16
Compression:
Stored size: 1.33 KB
Contents
// Package aes contains provides AES Key Wrap and ECB mode implementations
package aes
import (
"crypto/cipher"
)
type ecb struct {
b cipher.Block
}
type ecbEncrypter ecb
type ecbDecrypter ecb
// NewECBEncrypter creates BlockMode for AES encryption in ECB mode
func NewECBEncrypter(b cipher.Block) cipher.BlockMode {
return &ecbEncrypter{b: b}
}
// NewECBDecrypter creates BlockMode for AES decryption in ECB mode
func NewECBDecrypter(b cipher.Block) cipher.BlockMode {
return &ecbDecrypter{b: b}
}
func (x *ecbEncrypter) BlockSize() int { return x.b.BlockSize() }
func (x *ecbDecrypter) BlockSize() int { return x.b.BlockSize() }
func (x *ecbDecrypter) CryptBlocks(dst, src []byte) {
bs := x.BlockSize()
if len(src)%bs != 0 {
panic("ecbDecrypter.CryptBlocks(): input not full blocks")
}
if len(dst) < len(src) {
panic("ecbDecrypter.CryptBlocks(): output smaller than input")
}
if len(src) == 0 {
return
}
for len(src) > 0 {
x.b.Decrypt(dst, src)
src = src[bs:]
}
}
func (x *ecbEncrypter) CryptBlocks(dst, src []byte) {
bs := x.BlockSize()
if len(src)%bs != 0 {
panic("ecbEncrypter.CryptBlocks(): input not full blocks")
}
if len(dst) < len(src) {
panic("ecbEncrypter.CryptBlocks(): output smaller than input")
}
if len(src) == 0 {
return
}
for len(src) > 0 {
x.b.Encrypt(dst, src)
src = src[bs:]
}
}
Version data entries
16 entries across 16 versions & 1 rubygems