init: v1.0.0

sm/sm4/table_test.go

@@ -0,0 +1,23 @@
+package sm4
+
+import (
+	"fmt"
+	"testing"
+)
+
+func l_prime(x uint32) uint32 {
+	return x ^ rotl(x, 13) ^ rotl(x, 23)
+}
+
+func TestGenerateTable(t *testing.T) {
+	sbox16 = make([]uint32, 65536)
+	for i := 0; i < 65536; i++ {
+		x := l_prime(uint32(sbox[i&0xff]) | (uint32(sbox[(i>>8)&0xff]) << 8))
+		sbox16[i] = x
+		// sbox16Rotl[i] = (x >> 16) | (x << 16)
+	}
+
+	for i := 0; i < 65536; i += 4 {
+		fmt.Printf("0x%08x, 0x%08x, 0x%08x, 0x%08x,\n", sbox16[i], sbox16[i+1], sbox16[i+2], sbox16[i+3])
+	}
+}