From 561b68abffd404d66ccf30cb115fae361e970277 Mon Sep 17 00:00:00 2001
From: ragnarok-clanker <ragnarok-clanker>
Date: Tue, 10 Nov 2026 08:28:25 +0000
Subject: [PATCH] Decompile fn_04423 (SHA3::Add)

Batch #15668 by Yommy: 1 byte-identical, 0 confirmed by peer review.

- fn_04423 SHA3::Add: byte-identical

Merged automatically: every function is byte-identical to the original.
---
 Source/Utility/SHA3.cpp | 33 +++++++++++++++++++--------------
 1 file changed, 19 insertions(+), 14 deletions(-)

diff --git a/Source/Utility/SHA3.cpp b/Source/Utility/SHA3.cpp
index 467f2616f..acabef2ba 100644
--- a/Source/Utility/SHA3.cpp
+++ b/Source/Utility/SHA3.cpp
@@ -35,29 +35,34 @@ namespace {
 // OFFSET: 0x0061B740
 // FUNCTION: fn_04423
 void SHA3::Add(const unsigned char* data, unsigned int length) {
-  if (this->bufferedBytes != 0 && length != 0) {
-    while (this->bufferedBytes < this->blockSize && length != 0) {
-      this->buffer[this->bufferedBytes++] = *data++;
+  const unsigned char* current = data;
+  if (this->bufferedBytes > 0) {
+    while (length > 0 && this->bufferedBytes < this->blockSize) {
+      this->buffer[this->bufferedBytes++] = *current++;
       --length;
     }
   }
+
   if (this->bufferedBytes == this->blockSize) {
     this->ProcessBlock(this->buffer);
     this->processedBytes += this->blockSize;
     this->bufferedBytes = 0;
   }
 
-  if (length != 0) {
-    while (length >= this->blockSize) {
-      this->ProcessBlock(data);
-      data += this->blockSize;
-      this->processedBytes += this->blockSize;
-      length -= this->blockSize;
-    }
-    while (length != 0) {
-      this->buffer[this->bufferedBytes++] = *data++;
-      --length;
-    }
+  if (length == 0) {
+    return;
+  }
+
+  while (length >= this->blockSize) {
+    this->ProcessBlock(current);
+    current += this->blockSize;
+    this->processedBytes += this->blockSize;
+    length -= this->blockSize;
+  }
+
+  while (length > 0) {
+    this->buffer[this->bufferedBytes++] = *current++;
+    --length;
   }
 }