From 9a586ac664852fadc07a4ebfefbdb62484c8bcc5 Mon Sep 17 00:00:00 2001
From: Doug Hoyte <doug@hcsw.org>
Date: Wed, 11 Jan 2023 10:07:07 -0500
Subject: [PATCH] don't use deprecated OpenSSL functions

---
 src/events.cpp | 10 ++++------
 src/events.h   |  1 -
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/src/events.cpp b/src/events.cpp
index 759aa49..81bfec1 100644
--- a/src/events.cpp
+++ b/src/events.cpp
@@ -1,5 +1,6 @@
-#include "events.h"
+#include <openssl/sha.h>
 
+#include "events.h"
 
 
 std::string nostrJsonToFlat(const tao::json::value &v) {
@@ -62,12 +63,9 @@ std::string nostrHash(const tao::json::value &origJson) {
     std::string encoded = tao::json::to_string(arr);
 
     unsigned char hash[SHA256_DIGEST_LENGTH];
-    SHA256_CTX sha256;
-    SHA256_Init(&sha256);
-    SHA256_Update(&sha256, encoded.data(), encoded.size());
-    SHA256_Final(hash, &sha256);
+    SHA256(reinterpret_cast<unsigned char*>(encoded.data()), encoded.size(), hash);
 
-    return std::string(((char*)hash), SHA256_DIGEST_LENGTH);
+    return std::string(reinterpret_cast<char*>(hash), SHA256_DIGEST_LENGTH);
 }
 
 bool verifySig(secp256k1_context* ctx, std::string_view sig, std::string_view hash, std::string_view pubkey) {
diff --git a/src/events.h b/src/events.h
index ed11658..70d208e 100644
--- a/src/events.h
+++ b/src/events.h
@@ -1,6 +1,5 @@
 #pragma once
 
-#include <openssl/sha.h>
 #include <secp256k1_schnorrsig.h>
 
 #include "golpe.h"