blob: e3b6c5c75bce8baa277d41596d4b676f2b789fbc [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 <string>
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "net/base/upload_element_reader.h"
namespace net {
// An UploadElementReader implementation for bytes.
// |data| should outlive this class because this class does not take the
// ownership of the data.
class NET_EXPORT UploadBytesElementReader : public UploadElementReader {
UploadBytesElementReader(const char* bytes, uint64 length);
virtual ~UploadBytesElementReader();
const char* bytes() const { return bytes_; }
uint64 length() const { return length_; }
// UploadElementReader overrides:
virtual const UploadBytesElementReader* AsBytesReader() const override;
virtual int Init(const CompletionCallback& callback) override;
virtual int InitSync() override;
virtual uint64 GetContentLength() const override;
virtual uint64 BytesRemaining() const override;
virtual bool IsInMemory() const override;
virtual int Read(IOBuffer* buf,
int buf_length,
const CompletionCallback& callback) override;
virtual int ReadSync(IOBuffer* buf, int buf_length) override;
const char* const bytes_;
const uint64 length_;
uint64 offset_;
// A subclass of UplodBytesElementReader which owns the data given as a vector.
class NET_EXPORT UploadOwnedBytesElementReader
: public UploadBytesElementReader {
// |data| is cleared by this ctor.
explicit UploadOwnedBytesElementReader(std::vector<char>* data);
virtual ~UploadOwnedBytesElementReader();
// Creates UploadOwnedBytesElementReader with a string.
static UploadOwnedBytesElementReader* CreateWithString(
const std::string& string);
std::vector<char> data_;
} // namespace net