104 lines
3.7 KiB
C
104 lines
3.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* hasher.h :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: maix <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2023/12/10 19:50:39 by maix #+# #+# */
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/* Updated: 2023/12/27 16:44:09 by maiboyer ### ########.fr */
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/* */
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/* ************************************************************************** */
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#ifndef HASHER_H
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# define HASHER_H
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# include "me/types.h"
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typedef void (*t_hash_bytes)(void *hasher, t_u8 *bytes,
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t_usize count);
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typedef t_u64 (*t_hasher_finish)(void *hasher);
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typedef t_u64 (*t_hasher_reset_and_finish)(void *hasher);
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typedef struct s_hasher
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{
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void *hasher;
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t_hash_bytes hash_bytes;
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t_hasher_finish finish;
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t_hasher_reset_and_finish reset_and_finish;
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} t_hasher;
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/// @brief Write [counts] bytes to the hasher
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/// @param hasher the hasher to write to
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/// @param bytes the bytes to write
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/// @param count the number of bytes to write
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void hasher_write_bytes(t_hasher *hasher,
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t_u8 *bytes, t_usize count);
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/// @brief Write an u8 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_u8(t_hasher *hasher, t_u8 n);
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/// @brief Write an u16 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_u16(t_hasher *hasher, t_u16 n);
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/// @brief Write an u32 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_u32(t_hasher *hasher, t_u32 n);
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/// @brief Write an u64 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_u64(t_hasher *hasher, t_u64 n);
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/// @brief Write an usize to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_usize(t_hasher *hasher, t_usize n);
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/// @brief Write an i8 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_i8(t_hasher *hasher, t_i8 n);
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/// @brief Write an i16 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_i16(t_hasher *hasher, t_i16 n);
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/// @brief Write an i32 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_i32(t_hasher *hasher, t_i32 n);
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/// @brief Write an i64 to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_i64(t_hasher *hasher, t_i64 n);
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/// @brief Write an isize to the hasher
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/// @param hasher the hasher to write to
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/// @param n the value to write
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void hasher_write_isize(t_hasher *hasher, t_isize n);
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/// @brief Write an string to the hasher
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/// @param hasher the hasher to write to
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/// @param str the string to write
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void hasher_write_str(t_hasher *hasher, t_str str);
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/// @brief Finish the hashing, free the underlying hasher and return the hash
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/// @param hasher the hasher to finish
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/// @return the hash
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t_u64 hasher_finish(t_hasher *hasher);
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/// @brief Finish the hashing and return the hash BUT DOESN't FREE THE HASHER
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/// @param hasher the hasher to finish
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/// @return the hash
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t_u64 hasher_reset_and_finish(t_hasher *hasher);
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#endif
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