Standard library header <stdbit.h> (C23)
From cppreference.net
Este encabezado es parte de la biblioteca numérica , en particular, proporciona macros y funciones para trabajar con el ordenamiento de bytes y la representación de bytes y bits de objetos C.
Funciones |
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(C23)
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cuenta el número de bits
0
consecutivos, comenzando desde el bit más significativo
(macro de función genérica de tipo) |
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(C23)
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cuenta el número de bits consecutivos
1
, comenzando desde el bit más significativo
(macro de función genérica de tipo) |
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(C23)
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cuenta el número de bits
0
consecutivos, comenzando desde el bit menos significativo
(macro de función genérica de tipo) |
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(C23)
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cuenta el número de bits
1
consecutivos, comenzando desde el bit menos significativo
(macro de función genérica de tipo) |
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(C23)
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encuentra la primera posición del bit
0
, comenzando desde el bit más significativo
(macro de función genérica de tipo) |
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(C23)
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encuentra la primera posición del bit
1
, comenzando desde el bit más significativo
(macro de función genérica de tipo) |
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(C23)
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encuentra la primera posición del bit
0
, comenzando desde el bit menos significativo
(macro de función genérica de tipo) |
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(C23)
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encuentra la primera posición del bit
1
, comenzando desde el bit menos significativo
(macro de función genérica de tipo) |
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(C23)
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cuenta el número de
0
bits en un entero sin signo
(macro de función genérica de tipo) |
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(C23)
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cuenta el número de
1
bits en un entero sin signo
(macro de función genérica de tipo) |
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(C23)
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comprueba si un número es una potencia entera de
2
(macro de función genérica de tipo) |
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(C23)
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encuentra el número mínimo de bits necesarios para representar el valor dado
(macro de función genérica de tipo) |
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(C23)
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encuentra la mayor potencia integral de
2
no mayor que el valor dado
(macro de función genérica de tipo) |
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(C23)
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encuentra la menor potencia integral de
2
no menor que el valor dado
(macro de función genérica de tipo) |
Constantes de macro |
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indica el endianness de los tipos escalares
(constante macro) |
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Sinopsis
#define __STDC_VERSION_STDBIT_H__ 202311L #define __STDC_ENDIAN_LITTLE__ /* implementation-defined */ #define __STDC_ENDIAN_BIG__ /* implementation-defined */ #define __STDC_ENDIAN_NATIVE__ /* definido por la implementación */ unsigned int stdc_leading_zeros_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_leading_zeros_us(unsigned short value) [[unsequenced]]; unsigned int stdc_leading_zeros_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_leading_zeros_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_leading_zeros_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_leading_zeros(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_leading_ones_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_leading_ones_us(unsigned short value) [[unsequenced]]; unsigned int stdc_leading_ones_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_leading_ones_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_leading_ones_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_leading_ones(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_trailing_zeros_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_trailing_zeros_us(unsigned short value) [[unsequenced]]; unsigned int stdc_trailing_zeros_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_trailing_zeros_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_trailing_zeros_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_trailing_zeros(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_trailing_ones_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_trailing_ones_us(unsigned short value) [[unsequenced]]; unsigned int stdc_trailing_ones_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_trailing_ones_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_trailing_ones_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_trailing_ones(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_first_leading_zero_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_first_leading_zero_us(unsigned short value) [[unsequenced]]; unsigned int stdc_first_leading_zero_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_first_leading_zero_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_first_leading_zero_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_first_leading_zero(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_first_leading_one_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_first_leading_one_us(unsigned short value) [[unsequenced]]; unsigned int stdc_first_leading_one_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_first_leading_one_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_first_leading_one_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_first_leading_one(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_first_trailing_zero_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_first_trailing_zero_us(unsigned short value) [[unsequenced]]; unsigned int stdc_first_trailing_zero_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_first_trailing_zero_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_first_trailing_zero_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_first_trailing_zero(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_first_trailing_one_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_first_trailing_one_us(unsigned short value) [[unsequenced]]; unsigned int stdc_first_trailing_one_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_first_trailing_one_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_first_trailing_one_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_first_trailing_one(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_count_zeros_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_count_zeros_us(unsigned short value) [[unsequenced]]; unsigned int stdc_count_zeros_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_count_zeros_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_count_zeros_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_count_zeros(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_count_ones_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_count_ones_us(unsigned short value) [[unsequenced]]; unsigned int stdc_count_ones_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_count_ones_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_count_ones_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_count_ones(/*generic_value_type*/ value) [[unsequenced]]; bool stdc_has_single_bit_uc(unsigned char value) [[unsequenced]]; bool stdc_has_single_bit_us(unsigned short value) [[unsequenced]]; bool stdc_has_single_bit_ui(unsigned int value) [[unsequenced]]; bool stdc_has_single_bit_ul(unsigned long int value) [[unsequenced]]; bool stdc_has_single_bit_ull(unsigned long long int value) [[unsequenced]]; bool stdc_has_single_bit(/*generic_value_type*/ value) [[unsequenced]]; unsigned int stdc_bit_width_uc(unsigned char value) [[unsequenced]]; unsigned int stdc_bit_width_us(unsigned short value) [[unsequenced]]; unsigned int stdc_bit_width_ui(unsigned int value) [[unsequenced]]; unsigned int stdc_bit_width_ul(unsigned long int value) [[unsequenced]]; unsigned int stdc_bit_width_ull(unsigned long long int value) [[unsequenced]]; /*generic_return_type*/ stdc_bit_width(/*generic_value_type*/ value) [[unsequenced]]; unsigned char stdc_bit_floor_uc(unsigned char value) [[unsequenced]]; unsigned short stdc_bit_floor_us(unsigned short value) [[unsequenced]]; unsigned int stdc_bit_floor_ui(unsigned int value) [[unsequenced]]; unsigned long int stdc_bit_floor_ul(unsigned long int value) [[unsequenced]]; unsigned long long int stdc_bit_floor_ull(unsigned long long int value) [[unsequenced]]; /*generic_value_type*/ stdc_bit_floor(/*generic_value_type*/ value) [[unsequenced]]; unsigned char stdc_bit_ceil_uc(unsigned char value) [[unsequenced]]; unsigned short stdc_bit_ceil_us(unsigned short value) [[unsequenced]]; unsigned int stdc_bit_ceil_ui(unsigned int value) [[unsequenced]]; unsigned long int stdc_bit_ceil_ul(unsigned long int value) [[unsequenced]]; unsigned long long int stdc_bit_ceil_ull(unsigned long long int value) [[unsequenced]]; /*generic_value_type*/ stdc_bit_ceil(/*generic_value_type*/ value) [[unsequenced]]; unsigned char stdc_rotate_left_uc(unsigned char value, unsigned int count); unsigned short stdc_rotate_left_us(unsigned short value, unsigned int count); unsigned int stdc_rotate_left_ui(unsigned int value, unsigned int count); unsigned long stdc_rotate_left_ul(unsigned long value, unsigned int count); unsigned long long stdc_rotate_left_ull(unsigned long long value, unsigned int count); /*generic_value_type*/ stdc_rotate_left(/*generic_value_type*/ value, generic_count_type count); unsigned char stdc_rotate_right_uc(unsigned char value, unsigned int count); unsigned short stdc_rotate_right_us(unsigned short value, unsigned int count); unsigned int stdc_rotate_right_ui(unsigned int value, unsigned int count); unsigned long stdc_rotate_right_ul(unsigned long value, unsigned int count); unsigned long long stdc_rotate_right_ull(unsigned long long value, unsigned int count); /*generic_value_type*/ stdc_rotate_right(/*generic_value_type*/ value, generic_count_type count);