source/spirv_endian.h

// Copyright (c) 2015-2016 The Khronos Group Inc.
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#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_