/* SPDX-License-Identifier: MIT OR Apache-2.0 */
/* Copyright (c) 2023 Kal Conley
 * Copyright (c) 2026 Filip Leonarski, Paul Scherrer Institute
 *
 * Arm NEON port of bitshuf_decode_block() from bitshuffle.h - see bitshuffle_neon.c.
 */
#ifndef BITSHUFFLE_NEON_H_
#define BITSHUFFLE_NEON_H_

#include <stddef.h>

#if defined(__cplusplus)
extern "C" {
#endif

/* Same contract as bitshuf_decode_block() (bitshuffle.h), for elem_size 1, 2 and 4 only; any other
 * element size returns -1. Defined only on aarch64 with NEON. */
int bitshuf_decode_block_neon(char* out, const char* in, char* scratch, size_t size, size_t elem_size);

#if defined(__cplusplus)
} /* extern "C" */
#endif

#endif /* BITSHUFFLE_NEON_H_ */