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// Copyright (c) 2015-2016 The Khronos Group Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef LIBSPIRV_SPIRV_ENDIAN_H_
#define LIBSPIRV_SPIRV_ENDIAN_H_
#include "spirv-tools/libspirv.h"
// Converts a word in the specified endianness to the host native endianness.
uint32_t spvFixWord(const uint32_t word, const spv_endianness_t endianness);
// Converts a pair of words in the specified endianness to the host native
// endianness.
uint64_t spvFixDoubleWord(const uint32_t low, const uint32_t high,
const spv_endianness_t endianness);
// Gets the endianness of the SPIR-V module given in the binary parameter.
// Returns SPV_ENDIANNESS_UNKNOWN if the SPIR-V magic number is invalid,
// otherwise writes the determined endianness into *endian.
spv_result_t spvBinaryEndianness(const spv_const_binary binary,
spv_endianness_t* endian);
// Returns true if the given endianness matches the host's native endiannes.
bool spvIsHostEndian(spv_endianness_t endian);
#endif // LIBSPIRV_SPIRV_ENDIAN_H_
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