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authorrsiddharth <s@ricketyspace.net>2021-01-12 18:52:05 -0500
committerrsiddharth <s@ricketyspace.net>2021-01-12 18:52:05 -0500
commit2c05dfb2204a23c1a19ccdf97b03ea599ea8951d (patch)
treed5ad2676943b0cb7e697e5861893538fb903b24e /lib/oracle.go
parent66da349adc15d4de7e09093f19fcc8fc082233c6 (diff)
lib: add OracleAESVarEncryptECB
For challenge 14. This will be used as the `AES-128-ECB` function.
Diffstat (limited to 'lib/oracle.go')
-rw-r--r--lib/oracle.go6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/oracle.go b/lib/oracle.go
index f117c98..a2e75aa 100644
--- a/lib/oracle.go
+++ b/lib/oracle.go
@@ -69,6 +69,12 @@ func OracleAESEncryptECB(in []byte) []byte {
return AESEncryptECB(append(in, Base64ToBytes(oracleUnknown)...), oracleKey)
}
+func OracleAESVarEncryptECB(in []byte) []byte {
+ in = append(oracleRandom, in...)
+ in = append(in, Base64ToBytes(oracleUnknown)...)
+ return AESEncryptECB(in, oracleKey)
+}
+
// Return a random number from range [min, max]
func randomInt(min, max int64) int64 {
if min >= max {