116 lines
3.7 KiB
C
116 lines
3.7 KiB
C
/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* ft_md5.h :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: gtertysh <marvin@42.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2018/10/23 19:11:58 by gtertysh #+# #+# */
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/* Updated: 2018/10/23 19:12:43 by gtertysh ### ########.fr */
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/* */
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/* ************************************************************************** */
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#ifndef FT_MD5_H
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# define FT_MD5_H
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# include <stdint.h>
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# define FT_MD5_BLOCK_SIZE 64
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# define FT_MD5_WORDS_COUNT 16
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# define FT_MD5_MESSAGE_LENGTH_BYTE 8
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# define FT_MD5_DIGEST_LENGTH_BYTE 16
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# define FT_MD5_STRING_SIZE_BYTE 33
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# define S11 7
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# define S12 12
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# define S13 17
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# define S14 22
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# define S21 5
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# define S22 9
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# define S23 14
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# define S24 20
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# define S31 4
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# define S32 11
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# define S33 16
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# define S34 23
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# define S41 6
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# define S42 10
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# define S43 15
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# define S44 21
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# define F(x, y, z) (((x) & (y)) | ((~x) & (z)))
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# define G(x, y, z) (((x) & (z)) | ((y) & (~z)))
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# define H(x, y, z) ((x) ^ (y) ^ (z))
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# define I(x, y, z) ((y) ^ ((x) | (~z)))
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# define RL(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
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# define FF1(a, b, c, d, x, ac) (a) += F((b), (c), (d)) + (x) + (t_byte4)(ac)
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# define FF2(a, s) (a) = RL((a), (s))
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# define FF3(a, b) (a) += (b)
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# define FF(a, b, c, d, x, s, ac) FF1(a, b, c, d, x, ac); FF2(a, s); FF3(a, b);
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# define GG1(a, b, c, d, x, ac) (a) += G((b), (c), (d)) + (x) + (t_byte4)(ac)
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# define GG2(a, s) (a) = RL((a), (s))
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# define GG3(a, b) (a) += (b)
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# define GG(a, b, c, d, x, s, ac) GG1(a, b, c, d, x, ac); GG2(a, s); GG3(a, b);
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# define HH1(a, b, c, d, x, ac) (a) += H((b), (c), (d)) + (x) + (t_byte4)(ac)
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# define HH2(a, s) (a) = RL((a), (s))
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# define HH3(a, b) (a) += (b)
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# define HH(a, b, c, d, x, s, ac) HH1(a, b, c, d, x, ac); HH2(a, s); HH3(a, b);
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# define II1(a, b, c, d, x, ac) (a) += I((b), (c), (d)) + (x) + (t_byte4)(ac)
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# define II2(a, s) (a) = RL((a), (s))
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# define II3(a, b) (a) += (b)
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# define II(a, b, c, d, x, s, ac) II1(a, b, c, d, x, ac); II2(a, s); II3(a, b);
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typedef uint64_t t_byte8;
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typedef uint32_t t_byte4;
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typedef unsigned char t_byte1;
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typedef struct s_md5_ctx
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{
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t_byte4 a;
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t_byte4 b;
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t_byte4 c;
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t_byte4 d;
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t_byte1 block[FT_MD5_BLOCK_SIZE];
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t_byte8 bit_len;
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} t_md5_ctx;
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typedef struct s_md5_intr_registers
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{
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t_byte4 a;
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t_byte4 b;
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t_byte4 c;
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t_byte4 d;
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} t_md5_intr_registers;
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void ft_md5_init(t_md5_ctx *ctx);
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void ft_md5_update(t_md5_ctx *ctx, t_byte1 *chunk,
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t_byte8 len);
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void ft_md5_transform(t_md5_ctx *ctx,
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t_byte1 blck[FT_MD5_BLOCK_SIZE]);
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void ft_md5_final(t_byte1 digest[FT_MD5_DIGEST_LENGTH_BYTE],
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t_md5_ctx *ctx);
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void ft_md5_decode(t_byte4 w[FT_MD5_WORDS_COUNT],
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t_byte1 b[FT_MD5_BLOCK_SIZE]);
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void ft_md5_encode_len(
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t_byte1 bits[FT_MD5_MESSAGE_LENGTH_BYTE],
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t_byte8 bit_len);
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void ft_md5_encode_register(t_byte1 *digest_part,
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t_byte4 reg);
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void ft_md5_padding(t_byte1 padding[FT_MD5_BLOCK_SIZE]);
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void ft_md5_digest_string(
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t_byte1 digest[FT_MD5_DIGEST_LENGTH_BYTE],
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t_byte1 string[FT_MD5_STRING_SIZE_BYTE]);
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void ft_md5_string(t_byte1 *str);
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void ft_md5_file(t_byte1 *filename);
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void ft_md5_filter(void);
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#endif
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