Project import generated by Copybara.
PiperOrigin-RevId: 237361882
Change-Id: I109a68f44db867b20f8c6a7732b0ce657133e52a
diff --git a/quic/core/quic_buffer_allocator.h b/quic/core/quic_buffer_allocator.h
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+++ b/quic/core/quic_buffer_allocator.h
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+// 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.
+
+#ifndef QUICHE_QUIC_CORE_QUIC_BUFFER_ALLOCATOR_H_
+#define QUICHE_QUIC_CORE_QUIC_BUFFER_ALLOCATOR_H_
+
+#include <stddef.h>
+
+#include "net/third_party/quiche/src/quic/platform/api/quic_export.h"
+
+namespace quic {
+
+// Abstract base class for classes which allocate and delete buffers.
+class QUIC_EXPORT_PRIVATE QuicBufferAllocator {
+ public:
+ virtual ~QuicBufferAllocator();
+
+ // Returns or allocates a new buffer of |size|. Never returns null.
+ virtual char* New(size_t size) = 0;
+
+ // Returns or allocates a new buffer of |size| if |flag_enable| is true.
+ // Otherwise, returns a buffer that is compatible with this class directly
+ // with operator new. Never returns null.
+ virtual char* New(size_t size, bool flag_enable) = 0;
+
+ // Releases a buffer.
+ virtual void Delete(char* buffer) = 0;
+
+ // Marks the allocator as being idle. Serves as a hint to notify the allocator
+ // that it should release any resources it's still holding on to.
+ virtual void MarkAllocatorIdle() {}
+};
+
+} // namespace quic
+
+#endif // QUICHE_QUIC_CORE_QUIC_BUFFER_ALLOCATOR_H_
