From 93a9b77d427393cafbe2dab2dda72ef67956a2f6 Mon Sep 17 00:00:00 2001
From: elijah-thomas774 <elijahthomas774@gmail.com>
Date: Sat, 4 May 2024 20:35:32 -0400
Subject: ut_binaryFileFormat Matching

---
 src/nw4r/ut/ut_binaryFileFormat.cpp | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 src/nw4r/ut/ut_binaryFileFormat.cpp

(limited to 'src/nw4r/ut/ut_binaryFileFormat.cpp')

diff --git a/src/nw4r/ut/ut_binaryFileFormat.cpp b/src/nw4r/ut/ut_binaryFileFormat.cpp
new file mode 100644
index 00000000..1b62b51c
--- /dev/null
+++ b/src/nw4r/ut/ut_binaryFileFormat.cpp
@@ -0,0 +1,28 @@
+#include <nw4r/ut/ut_binaryFileFormat.h>
+
+namespace nw4r {
+namespace ut {
+
+/* 8042a9e0 */
+bool IsValidBinaryFile(const BinaryFileHeader *header, unsigned long magic, u16 version, u16 numBlocks) {
+    if (header->magic != magic) {
+        return false;
+    }
+    if (header->byteOrder != 0xFEFF) {
+        return false;
+    }
+    if (header->version != version) {
+        return false;
+    }
+    if (header->fileSize < (numBlocks * sizeof(BinaryBlockHeader) + sizeof(BinaryFileHeader))) {
+        return false;
+    }
+
+    if (header->numBlocks < numBlocks) {
+        return false;
+    }
+    return true;
+}
+
+} // namespace ut
+} // namespace nw4r
-- 
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