29 lines
1.2 KiB
C
29 lines
1.2 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* rotate.c :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maiboyer <maiboyer@student.42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/12/11 14:08:55 by maiboyer #+# #+# */
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/* Updated: 2023/12/11 14:13:32 by maiboyer ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "me/num/u16.h"
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t_u16 u16_rotate_left(t_u16 value, t_usize by)
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{
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by &= sizeof(value) * 8 - 1;
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if (by == 0)
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return (value);
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return ((value << by) | (value >> (sizeof(value) * 8 - by)));
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}
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t_u16 u16_rotate_right(t_u16 value, t_usize by)
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{
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by &= sizeof(value) * 8 - 1;
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if (by == 0)
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return (value);
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return ((value >> by) | (value << (sizeof(value) * 8 - by)));
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}
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