src/core/SkStreamPriv.h

/*
 * Copyright 2013 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#ifndef SkStreamPriv_DEFINED
#define SkStreamPriv_DEFINED

#include "SkRefCnt.h"

class SkData;
class SkStream;
class SkWStream;

/**
 *  Copy the provided stream to an SkData variable.
 *
 *  Note: Assumes the stream is at the beginning. If it has a length,
 *  but is not at the beginning, this call will fail (return NULL).
 *
 *  @param stream SkStream to be copied into data.
 *  @return SkData* The resulting SkData after the copy. This data
 *      will have a ref count of one upon return and belongs to the
 *      caller. Returns nullptr on failure.
 */
sk_sp<SkData> SkCopyStreamToData(SkStream* stream);

/**
 *  Copies the input stream from the current position to the end.
 *  Does not rewind the input stream.
 */
bool SkStreamCopy(SkWStream* out, SkStream* input);

#endif  // SkStreamPriv_DEFINED