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Allows sharing of sm4_subword between different targets. Signed-off-by: Max Chou <max.chou@sifive.com> Reviewed-by: Frank Chang <frank.chang@sifive.com> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Max Chou <max.chou@sifive.com> Message-ID: <20230711165917.2629866-14-max.chou@sifive.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
14 lines
317 B
C
14 lines
317 B
C
#ifndef QEMU_SM4_H
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#define QEMU_SM4_H
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extern const uint8_t sm4_sbox[256];
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static inline uint32_t sm4_subword(uint32_t word)
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{
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return sm4_sbox[word & 0xff] |
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sm4_sbox[(word >> 8) & 0xff] << 8 |
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sm4_sbox[(word >> 16) & 0xff] << 16 |
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sm4_sbox[(word >> 24) & 0xff] << 24;
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}
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#endif
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