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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
// Generic unstable sorting routines.
#ifndef WEBRTC_SYSTEM_WRAPPERS_INTERFACE_SORT_H_
#define WEBRTC_SYSTEM_WRAPPERS_INTERFACE_SORT_H_
#include "typedefs.h"
#include "common_types.h"
namespace webrtc
{
enum Type
{
TYPE_Word8,
TYPE_UWord8,
TYPE_Word16,
TYPE_UWord16,
TYPE_Word32,
TYPE_UWord32,
TYPE_Word64,
TYPE_UWord64,
TYPE_Float32,
TYPE_Float64
};
// Sorts intrinsic data types.
//
// data [in/out] A pointer to an array of intrinsic type.
// Upon return it will be sorted in ascending order.
// numOfElements The number of elements in the array.
// dataType Enum corresponding to the type of the array.
//
// returns 0 on success, -1 on failure.
WebRtc_Word32 Sort(void* data, WebRtc_UWord32 numOfElements, Type dataType);
// Sorts arbitrary data types. This requires an array of intrinsically typed
// key values which will be used to sort the data array. There must be a
// one-to-one correspondence between data elements and key elements, with
// corresponding elements sharing the same position in their respective
// arrays.
//
// data [in/out] A pointer to an array of arbitrary type.
// Upon return it will be sorted in ascending order.
// key [in] A pointer to an array of keys used to sort the
// data array.
// numOfElements The number of elements in the arrays.
// sizeOfElement The size, in bytes, of the data array.
// keyType Enum corresponding to the type of the key array.
//
// returns 0 on success, -1 on failure.
//
WebRtc_Word32 KeySort(void* data, void* key, WebRtc_UWord32 numOfElements,
WebRtc_UWord32 sizeOfElement, Type keyType);
}
#endif // WEBRTC_SYSTEM_WRAPPERS_INTERFACE_SORT_H_
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