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Diffstat (limited to 'challenge/c10.go')
-rw-r--r--challenge/c10.go34
1 files changed, 12 insertions, 22 deletions
diff --git a/challenge/c10.go b/challenge/c10.go
index 0ed473b..db44a75 100644
--- a/challenge/c10.go
+++ b/challenge/c10.go
@@ -5,19 +5,12 @@ package challenge
import (
"fmt"
+
"ricketyspace.net/cryptopals/lib"
)
-var plain80038A []byte = lib.HexStrToBytes("6bc1bee22e409f96e93d7e117393172a" +
- "ae2d8a571e03ac9c9eb76fac45af8e51" +
- "30c81c46a35ce411e5fbc1191a0a52ef" +
- "f69f2445df4f9b17ad2b417be66c3710")
-
-var key80038A []byte = lib.HexStrToBytes("2b7e151628aed2a6abf7158809cf4f3c")
-
-var iv80038A []byte = lib.HexStrToBytes("000102030405060708090a0b0c0d0e0f")
-
-var cipher10 []byte = lib.Base64ToBytes(`CRIwqt4+szDbqkNY+I0qbNXPg1XLaCM5etQ5Bt9DRFV/xIN2k8Go7jtArLIy
+func C10() {
+ cipher := lib.Base64ToBytes(`CRIwqt4+szDbqkNY+I0qbNXPg1XLaCM5etQ5Bt9DRFV/xIN2k8Go7jtArLIy
P605b071DL8C+FPYSHOXPkMMMFPAKm+Nsu0nCBMQVt9mlluHbVE/yl6VaBCj
NuOGvHZ9WYvt51uR/lklZZ0ObqD5UaC1rupZwCEK4pIWf6JQ4pTyPjyiPtKX
g54FNQvbVIHeotUG2kHEvHGS/w2Tt4E42xEwVfi29J3yp0O/TcL7aoRZIcJj
@@ -81,18 +74,15 @@ lP02xcBpMNJN69bijVtnASN/TLV5ocYvtnWPTBKu3OyOkcflMaHCEUgHPW0f
mGfld4i9Tu35zrKvTDzfxkJX7+KJ72d/V+ksNKWvwn/wvMOZsa2EEOfdCidm
oql027IS5XvSHynQtvFmw0HTk9UXt8HdVNTqcdy/jUFmXpXNP2Wvn8PrU2Dh
kkIzWhQ5Rxd/vnM2QQr9Cxa2J9GXEV3kGDiZV90+PCDSVGY4VgF8y7GedI1h`)
+ var key []byte = lib.StrToBytes("YELLOW SUBMARINE")
+ var iv []byte = make([]byte, 16)
+ plain80038A := lib.HexStrToBytes("6bc1bee22e409f96e93d7e117393172a" +
+ "ae2d8a571e03ac9c9eb76fac45af8e51" +
+ "30c81c46a35ce411e5fbc1191a0a52ef" +
+ "f69f2445df4f9b17ad2b417be66c3710")
+ key80038A := lib.HexStrToBytes("2b7e151628aed2a6abf7158809cf4f3c")
+ iv80038A := lib.HexStrToBytes("000102030405060708090a0b0c0d0e0f")
-var key10 []byte = lib.StrToBytes("YELLOW SUBMARINE")
-
-var iv10 []byte = make([]byte, 16)
-
-func init() {
- for i := 0; i < 16; i++ {
- iv10[i] = 0x00
- }
-}
-
-func C10() {
cipher80038A := lib.AESEncryptCBC(plain80038A, key80038A, iv80038A)
fmt.Printf("NIST SP 800-38A F.2.1 (has padding):\n%v\n",
lib.PrettifyHexStr(lib.BytesToHexStr(cipher80038A)))
@@ -101,7 +91,7 @@ func C10() {
fmt.Printf("NIST SP 800-38A F.2.2:\n%v\n",
lib.PrettifyHexStr(lib.BytesToHexStr(o)))
- o, _ = lib.AESDecryptCBC(cipher10, key10, iv10)
+ o, _ = lib.AESDecryptCBC(cipher, key, iv)
fmt.Printf("Cryptopals Ch. 10:\n%v", lib.BytesToStr(o))
}