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-rw-r--r--base/memory/ref_counted_memory.cc72
1 files changed, 72 insertions, 0 deletions
diff --git a/base/memory/ref_counted_memory.cc b/base/memory/ref_counted_memory.cc
new file mode 100644
index 0000000..7e034f9
--- /dev/null
+++ b/base/memory/ref_counted_memory.cc
@@ -0,0 +1,72 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/memory/ref_counted_memory.h"
+
+#include "base/logging.h"
+
+RefCountedMemory::RefCountedMemory() {
+}
+
+RefCountedMemory::~RefCountedMemory() {
+}
+
+const unsigned char* RefCountedStaticMemory::front() const {
+ return data_;
+}
+
+size_t RefCountedStaticMemory::size() const {
+ return length_;
+}
+
+RefCountedBytes::RefCountedBytes() {
+}
+
+RefCountedBytes::RefCountedBytes(const std::vector<unsigned char>& initializer)
+ : data_(initializer) {
+}
+
+RefCountedBytes* RefCountedBytes::TakeVector(
+ std::vector<unsigned char>* to_destroy) {
+ RefCountedBytes* bytes = new RefCountedBytes;
+ bytes->data_.swap(*to_destroy);
+ return bytes;
+}
+
+const unsigned char* RefCountedBytes::front() const {
+ // STL will assert if we do front() on an empty vector, but calling code
+ // expects a NULL.
+ return size() ? &data_.front() : NULL;
+}
+
+size_t RefCountedBytes::size() const {
+ return data_.size();
+}
+
+RefCountedBytes::~RefCountedBytes() {
+}
+
+namespace base {
+
+RefCountedString::RefCountedString() {}
+
+RefCountedString::~RefCountedString() {}
+
+// static
+RefCountedString* RefCountedString::TakeString(std::string* to_destroy) {
+ RefCountedString* self = new RefCountedString;
+ to_destroy->swap(self->data_);
+ return self;
+}
+
+const unsigned char* RefCountedString::front() const {
+ return data_.empty() ? NULL :
+ reinterpret_cast<const unsigned char*>(data_.data());
+}
+
+size_t RefCountedString::size() const {
+ return data_.size();
+}
+
+} // namespace base