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authorsiddharth <s@ricketyspace.net>2021-06-19 10:04:46 -0400
committersiddharth <s@ricketyspace.net>2021-06-19 10:04:46 -0400
commite285c8aa4a03b4f96b1ab36a0fd4b1a6e810ec4b (patch)
treec9460c85466548a44855ab0af79de688132518c1 /challenge/c06.go
parent03346243733759bf44ba0bf51a2af4766490c277 (diff)
lib: update RepeatingXOR
- Change input type to []byte. - Change retur type to []byte. - Update RepeatingXOR calls in challenge 5 an 6.
Diffstat (limited to 'challenge/c06.go')
-rw-r--r--challenge/c06.go8
1 files changed, 4 insertions, 4 deletions
diff --git a/challenge/c06.go b/challenge/c06.go
index 589236b..5d19146 100644
--- a/challenge/c06.go
+++ b/challenge/c06.go
@@ -94,17 +94,17 @@ Jk8DCkkcC3hFMQIEC0EbAVIqCFZBO1IdBgZUVA4QTgUWSR4QJwwRTWM=`
}
// 'bs' is the data to decrypt.
// 'ks' is the key size.
- crack := func(bs []byte, ks int) (string, string) {
+ crack := func(bs []byte, ks int) ([]byte, []byte) {
blocks := lib.BreakIntoBlocks(bs, ks)
blocks = lib.TransposeBlocks(blocks, ks)
- key := ""
+ key := make([]byte, 0)
for i := 0; i < len(blocks); i++ {
k := findKey(blocks[i])
- key += string(k)
+ key = append(key, k)
}
- return key, lib.RepeatingXOR(string(bs), key)
+ return key, lib.RepeatingXOR(bs, key)
}
// Compute keysize.