
Replace separate pointer plus size variables with a span. Change-Id: I31c1894d8c549c8d943851e2b63ec9f04da4ce9d Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4209795 Commit-Queue: Lei Zhang <thestig@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org> Cr-Commit-Position: refs/heads/main@{#1099602}
66 lines
2.0 KiB
C++
66 lines
2.0 KiB
C++
// Copyright 2016 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef PDF_LOADER_URL_LOADER_WRAPPER_H_
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#define PDF_LOADER_URL_LOADER_WRAPPER_H_
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#include <stdint.h>
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#include <string>
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#include "base/containers/span.h"
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#include "base/functional/callback_forward.h"
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namespace chrome_pdf {
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class URLLoaderWrapper {
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public:
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virtual ~URLLoaderWrapper() {}
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// Returns length of content, will be -1, if it is unknown.
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virtual int GetContentLength() const = 0;
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// Returns if the response headers contains "accept-ranges".
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virtual bool IsAcceptRangesBytes() const = 0;
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// Returns if the content encoded in response.
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virtual bool IsContentEncoded() const = 0;
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// Returns response content type.
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virtual std::string GetContentType() const = 0;
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// Returns response content disposition.
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virtual std::string GetContentDisposition() const = 0;
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// Returns response status code.
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virtual int GetStatusCode() const = 0;
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// Returns if the response contains multi parts.
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virtual bool IsMultipart() const = 0;
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// If true, `start` contains the start of the byte range.
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// If false, response contains full document and `start` will be undefined.
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virtual bool GetByteRangeStart(int* start) const = 0;
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// Close connection.
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virtual void Close() = 0;
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// Open new connection and send http range request.
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virtual void OpenRange(const std::string& url,
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const std::string& referrer_url,
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uint32_t position,
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uint32_t size,
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base::OnceCallback<void(int)> callback) = 0;
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// Read the response body. The size of the buffer must be large enough to
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// hold the specified number of bytes to read.
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// This function might perform a partial read.
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virtual void ReadResponseBody(base::span<char> buffer,
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base::OnceCallback<void(int)> callback) = 0;
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};
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} // namespace chrome_pdf
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#endif // PDF_LOADER_URL_LOADER_WRAPPER_H_
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