From 348b921795fc87397704cd177344339c2558f1a8 Mon Sep 17 00:00:00 2001
From: surtur <a_mirre@utb.cz>
Date: Thu, 3 Feb 2022 02:41:47 +0100
Subject: [PATCH] generator: add const qualifier to vars where sound

---
 generator.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/generator.cpp b/generator.cpp
index 41c0f97..8ef7a30 100644
--- a/generator.cpp
+++ b/generator.cpp
@@ -167,7 +167,7 @@ auto Generator::generate_random_data(const uint64_t& n) -> std::string {
 		/* do magic to compute r
 		 * r ← first-n-bytes(GenerateBlocks(G, ceil(n/16) )) */
 
-		unsigned int how_many(
+		const unsigned int how_many(
 			static_cast<unsigned int>(std::ceil(static_cast<double>(n) / 16)));
 
 		std::string rr{generate_blocks(how_many)};
@@ -181,12 +181,11 @@ auto Generator::generate_random_data(const uint64_t& n) -> std::string {
 
 	/* re-key */
 	try {
-		std::string nu_G_k{generate_blocks(2)};
+		const std::string nu_G_k{generate_blocks(2)};
 
 		/* clear out the old key and set a new one */
 		std::memset(G.k, 0x00, G.k_length);
 		std::memmove(G.k, nu_G_k.c_str(), G.k_length);
-		nu_G_k.clear();
 	}
 	catch (std::exception& e) {
 		fmt::print(stderr, "{}", e.what());