From f59068088d09c65272f7bfd43afc01462c725c9f Mon Sep 17 00:00:00 2001
From: jakcron <jkrcarr@gmail.com>
Date: Thu, 6 Jul 2017 20:48:06 +1000
Subject: [PATCH] [fnd] Added more operators and clear() to MemoryBlob.

---
 lib/fnd/memory_blob.cpp | 33 +++++++++++++++++++++++++++++++++
 lib/fnd/memory_blob.h   |  5 +++++
 2 files changed, 38 insertions(+)

diff --git a/lib/fnd/memory_blob.cpp b/lib/fnd/memory_blob.cpp
index 8e7f4b6..33b817e 100644
--- a/lib/fnd/memory_blob.cpp
+++ b/lib/fnd/memory_blob.cpp
@@ -19,6 +19,34 @@ fnd::MemoryBlob::MemoryBlob(const byte_t * bytes, size_t len) :
 	memcpy(getBytes(), bytes, getSize());
 }
 
+bool fnd::MemoryBlob::operator==(const MemoryBlob & other) const
+{
+	bool isEqual = true;
+
+	if (this->getSize() == other.getSize())
+	{
+		isEqual = memcmp(this->getBytes(), other.getBytes(), this->getSize()) == 0;
+	}
+	else
+	{
+		isEqual = false;
+	}
+		
+
+	return isEqual;
+}
+
+bool fnd::MemoryBlob::operator!=(const MemoryBlob & other) const
+{
+	return !operator==(other);
+}
+
+void fnd::MemoryBlob::operator=(const MemoryBlob & other)
+{
+	alloc(other.getSize());
+	memcpy(getBytes(), other.getBytes(), getSize());
+}
+
 void MemoryBlob::alloc(size_t size)
 {
 	if (size > mSize)
@@ -42,6 +70,11 @@ void MemoryBlob::extend(size_t new_size)
 	}
 }
 
+void fnd::MemoryBlob::clear()
+{
+	mVisableSize = 0;
+}
+
 void MemoryBlob::allocateMemory(size_t size)
 {
 	mSize = (size_t)align(size, kAllocBlockSize);
diff --git a/lib/fnd/memory_blob.h b/lib/fnd/memory_blob.h
index 1b9abae..465f257 100644
--- a/lib/fnd/memory_blob.h
+++ b/lib/fnd/memory_blob.h
@@ -14,8 +14,13 @@ namespace fnd
 		MemoryBlob();
 		MemoryBlob(const byte_t* bytes, size_t len);
 
+		bool operator==(const MemoryBlob& other) const;
+		bool operator!=(const MemoryBlob& other) const;
+		void operator=(const MemoryBlob& other);
+
 		void alloc(size_t size);
 		void extend(size_t new_size);
+		void clear();
 
 		inline byte_t& operator[](size_t index) { return mData[index]; }
 		inline const byte_t& operator[](size_t index) const { return mData[index]; }