increased built-in cc20's speed

4 years ago · cc7430ae66
1 changed files with 1 additions and 1 deletions
--- a/src/cc20.c
+++ b/src/cc20.c
@ -221,11 +221,11 @@ int cc20_crypt (unsigned char *out, const unsigned char *in, size_t in_len,
    in_len -= 64;
  }

-  tmp_len = tmp_len - in_len;
  if(in_len > 0) {

    chacha20_block_next(ctx);

+    tmp_len -= in_len;
    while(in_len > 0) {
      out[tmp_len] = in[tmp_len] ^ keystream8[tmp_len%64];
      tmp_len++;