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// Copyright 2016 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.
#ifndef SERVICES_NETWORK_PUBLIC_CPP_RESOURCE_REQUEST_BODY_H_
#define SERVICES_NETWORK_PUBLIC_CPP_RESOURCE_REQUEST_BODY_H_
#include <stdint.h>
#include <string>
#include <vector>
#include "base/component_export.h"
#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "services/network/public/cpp/data_element.h"
#include "services/network/public/mojom/url_loader.mojom-shared.h"
#include "url/gurl.h"
namespace blink {
namespace mojom {
class FetchAPIRequestBodyDataView;
} // namespace mojom
} // namespace blink
namespace network {
// ResourceRequestBody represents body (i.e. upload data) of a HTTP request.
class COMPONENT_EXPORT(NETWORK_CPP_BASE) ResourceRequestBody
: public base::RefCountedThreadSafe<ResourceRequestBody> {
public:
using ReadOnlyOnce = DataElementChunkedDataPipe::ReadOnlyOnce;
ResourceRequestBody();
// Creates ResourceRequestBody that holds a copy of |bytes|.
static scoped_refptr<ResourceRequestBody> CreateFromBytes(const char* bytes,
size_t length);
void AppendBytes(std::vector<uint8_t> bytes);
void AppendBytes(const char* bytes, int bytes_len);
void AppendFileRange(const base::FilePath& file_path,
uint64_t offset,
uint64_t length,
const base::Time& expected_modification_time);
void AppendDataPipe(
mojo::PendingRemote<mojom::DataPipeGetter> data_pipe_getter);
// |chunked_data_pipe_getter| will provide the upload body for a chunked
// upload. Unlike the other methods, which support concatenating data of
// various types, when this is called, |chunked_data_pipe_getter| will provide
// the entire response body, and other types of data may not added when
// sending chunked data.
//
// It's unclear how widespread support for chunked uploads is, since there are
// no web APIs that send uploads with unknown request body sizes, so this
// method should only be used when talking to servers that are are known to
// support chunked uploads.
void SetToChunkedDataPipe(mojo::PendingRemote<mojom::ChunkedDataPipeGetter>
chunked_data_pipe_getter,
ReadOnlyOnce read_only_once);
// Almost same as above except |chunked_data_pipe_getter| is read only once
// and you must talk with a server supporting chunked upload.
void SetToReadOnceStream(mojo::PendingRemote<mojom::ChunkedDataPipeGetter>
chunked_data_pipe_getter);
void SetAllowHTTP1ForStreamingUpload(bool allow) {
allow_http1_for_streaming_upload_ = allow;
}
bool AllowHTTP1ForStreamingUpload() const {
return allow_http1_for_streaming_upload_;
}
const std::vector<DataElement>* elements() const { return &elements_; }
std::vector<DataElement>* elements_mutable() { return &elements_; }
void swap_elements(std::vector<DataElement>* elements) {
elements_.swap(*elements);
}
// Identifies a particular upload instance, which is used by the cache to
// formulate a cache key. This value should be unique across browser
// sessions. A value of 0 is used to indicate an unspecified identifier.
void set_identifier(int64_t id) { identifier_ = id; }
int64_t identifier() const { return identifier_; }
// Returns paths referred to by |elements| of type
// network::mojom::DataElementDataView::Tag::kFile.
std::vector<base::FilePath> GetReferencedFiles() const;
// Sets the flag which indicates whether the post data contains sensitive
// information like passwords.
void set_contains_sensitive_info(bool contains_sensitive_info) {
contains_sensitive_info_ = contains_sensitive_info;
}
bool contains_sensitive_info() const { return contains_sensitive_info_; }
private:
friend class base::RefCountedThreadSafe<ResourceRequestBody>;
friend struct mojo::StructTraits<blink::mojom::FetchAPIRequestBodyDataView,
scoped_refptr<network::ResourceRequestBody>>;
friend struct mojo::StructTraits<network::mojom::URLRequestBodyDataView,
scoped_refptr<network::ResourceRequestBody>>;
~ResourceRequestBody();
bool EnableToAppendElement() const;
std::vector<DataElement> elements_;
int64_t identifier_;
bool contains_sensitive_info_;
bool allow_http1_for_streaming_upload_ = true;
DISALLOW_COPY_AND_ASSIGN(ResourceRequestBody);
};
} // namespace network
#endif // SERVICES_NETWORK_PUBLIC_CPP_RESOURCE_REQUEST_BODY_H_
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