From 0e20ab9255be51e4b8a5ee004f2fe5ca56babba5 Mon Sep 17 00:00:00 2001
From: Oprea Alexandru <oprea_alexandrum@yahoo.com>
Date: Thu, 18 Jul 2024 09:21:25 +0300
Subject: [PATCH] removed sha implementation

---
 Source/ConfigCat/Private/ConfigCatSha.cpp | 41 -----------------------
 Source/ConfigCat/Public/ConfigCatSha.h    | 16 ---------
 2 files changed, 57 deletions(-)
 delete mode 100644 Source/ConfigCat/Private/ConfigCatSha.cpp
 delete mode 100644 Source/ConfigCat/Public/ConfigCatSha.h

diff --git a/Source/ConfigCat/Private/ConfigCatSha.cpp b/Source/ConfigCat/Private/ConfigCatSha.cpp
deleted file mode 100644
index 4b5cb9d..0000000
--- a/Source/ConfigCat/Private/ConfigCatSha.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-// Copyright (c) ConfigCat 2024. All Rights Reserved.
-
-#include "ConfigCatSha.h"
-
-#include <CoreMinimal.h>
-#include <Misc/SecureHash.h>
-#include <HAL/Platform.h>
-#include <openssl/sha.h>
-
-std::string configcat::sha1(const std::string& input)
-{
-	TArray<uint8> BytesArrayToHash;
-	BytesArrayToHash.Append(reinterpret_cast<const uint8*>(input.data()), input.size());
-
-	FSHAHash const Hash = FSHA1::HashBuffer(BytesArrayToHash.GetData(), BytesArrayToHash.Num());
-	FString FinalString;
-	for (int i = 0; i < 20; i++)
-	{
-		FinalString += FString::Printf(TEXT("%02x"), Hash.Hash[i]);
-	}
-
-	return TCHAR_TO_UTF8(*FinalString);
-}
-
-std::string configcat::sha256(const std::string& input)
-{
-	TArray<uint8, TFixedAllocator<SHA256_DIGEST_LENGTH>> Digest;
-	Digest.AddUninitialized(SHA256_DIGEST_LENGTH);
-	SHA256_CTX sha256;
-	SHA256_Init(&sha256);
-	SHA256_Update(&sha256, input.c_str(), input.size());
-	SHA256_Final(Digest.GetData(), &sha256);
-
-	FString FinalString;
-	for (int i = 0; i < SHA256_DIGEST_LENGTH; i++)
-	{
-		FinalString += FString::Printf(TEXT("%02x"), Digest[i]);
-	}
-
-	return TCHAR_TO_UTF8(*FinalString);
-}
\ No newline at end of file
diff --git a/Source/ConfigCat/Public/ConfigCatSha.h b/Source/ConfigCat/Public/ConfigCatSha.h
deleted file mode 100644
index b00d594..0000000
--- a/Source/ConfigCat/Public/ConfigCatSha.h
+++ /dev/null
@@ -1,16 +0,0 @@
-// Copyright (c) ConfigCat 2024. All Rights Reserved.
-
-#pragma once
-
-#include <string>
-
-namespace configcat
-{
-
-	/**
-	 * Implementation of the configcat hashing functions for Sha1 & Sha256
-	 * @note This is done to avoid the extra dependency on hash-node library for the Unreal Engine SDK
-	 */
-	std::string sha1(const std::string& input);
-	std::string sha256(const std::string& input);
-}
\ No newline at end of file