From 1c9612b79155de9538d4b71ff71938786adcea11 Mon Sep 17 00:00:00 2001
From: wwylele <wwylele@gmail.com>
Date: Fri, 15 Jul 2016 09:17:01 +0300
Subject: LDR: Implement CRO

---
 .../hle/service/ldr_ro/memory_synchronizer.cpp     | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/core/hle/service/ldr_ro/memory_synchronizer.cpp

(limited to 'src/core/hle/service/ldr_ro/memory_synchronizer.cpp')

diff --git a/src/core/hle/service/ldr_ro/memory_synchronizer.cpp b/src/core/hle/service/ldr_ro/memory_synchronizer.cpp
new file mode 100644
index 000000000..4402876e6
--- /dev/null
+++ b/src/core/hle/service/ldr_ro/memory_synchronizer.cpp
@@ -0,0 +1,46 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+
+#include "common/assert.h"
+
+#include "core/hle/service/ldr_ro/memory_synchronizer.h"
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+// Namespace LDR_RO
+
+namespace LDR_RO {
+
+auto MemorySynchronizer::FindMemoryBlock(VAddr mapping, VAddr original) {
+    auto block = std::find_if(memory_blocks.begin(), memory_blocks.end(), [=](MemoryBlock& b){
+        return b.original == original;
+    });
+    ASSERT(block->mapping == mapping);
+    return block;
+}
+
+void MemorySynchronizer::Clear() {
+    memory_blocks.clear();
+}
+
+void MemorySynchronizer::AddMemoryBlock(VAddr mapping, VAddr original, u32 size) {
+    memory_blocks.push_back(MemoryBlock{mapping, original, size});
+}
+
+void MemorySynchronizer::ResizeMemoryBlock(VAddr mapping, VAddr original, u32 size) {
+    FindMemoryBlock(mapping, original)->size = size;
+}
+
+void MemorySynchronizer::RemoveMemoryBlock(VAddr mapping, VAddr original) {
+    memory_blocks.erase(FindMemoryBlock(mapping, original));
+}
+
+void MemorySynchronizer::SynchronizeOriginalMemory() {
+    for (auto& block : memory_blocks) {
+        Memory::CopyBlock(block.original, block.mapping, block.size);
+    }
+}
+
+} // namespace
-- 
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