blob: b048a6e0d8d2352936e9cb995479058c13f17ba4 [file] [log] [blame]
// Copyright (c) 2012 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"
namespace base {
bool RefCountedMemory::Equals(
const scoped_refptr<RefCountedMemory>& other) const {
return other.get() &&
size() == other->size() &&
(memcmp(front(), other->front(), size()) == 0);
}
RefCountedMemory::RefCountedMemory() {}
RefCountedMemory::~RefCountedMemory() {}
const unsigned char* RefCountedStaticMemory::front() const {
return data_;
}
size_t RefCountedStaticMemory::size() const {
return length_;
}
RefCountedStaticMemory::~RefCountedStaticMemory() {}
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() {}
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