hash_tiger.c File Reference

#include "php_hash.h"
#include "php_hash_tiger.h"
#include "php_hash_tiger_tables.h"

Go to the source code of this file.

Macros
#define	save_abc
#define	round(a, b, c, x, mul)
#define	pass(a, b, c, mul)
#define	key_schedule
#define	feedforward
#define	compress(passes)
#define	split_ex(str)
#define	split   split_ex
#define	tiger_compress(passes, str, state)
#define	PHP_HASH_TIGER_OPS(p, b)

Functions
PHP_HASH_API void	PHP_3TIGERInit (PHP_TIGER_CTX *context, ZEND_ATTRIBUTE_UNUSED HashTable *args)
PHP_HASH_API void	PHP_4TIGERInit (PHP_TIGER_CTX *context, ZEND_ATTRIBUTE_UNUSED HashTable *args)
PHP_HASH_API void	PHP_TIGERUpdate (PHP_TIGER_CTX *context, const unsigned char *input, size_t len)
PHP_HASH_API void	PHP_TIGER128Final (unsigned char digest[16], PHP_TIGER_CTX *context)
PHP_HASH_API void	PHP_TIGER160Final (unsigned char digest[20], PHP_TIGER_CTX *context)
PHP_HASH_API void	PHP_TIGER192Final (unsigned char digest[24], PHP_TIGER_CTX *context)
	PHP_HASH_TIGER_OPS (3, 128)
	PHP_HASH_TIGER_OPS (3, 160)
	PHP_HASH_TIGER_OPS (3, 192)
	PHP_HASH_TIGER_OPS (4, 128)
	PHP_HASH_TIGER_OPS (4, 160)
	PHP_HASH_TIGER_OPS (4, 192)

Macro Definition Documentation

compress

#define compress

(

passes

)

Value:

    save_abc \
    pass(a,b,c,5) \
    key_schedule \
    pass(c,a,b,7) \
    key_schedule \
    pass(b,c,a,9) \
    for(pass_no=0; pass_no<passes; pass_no++) { \
        key_schedule \
        pass(a,b,c,9) \
        tmpa=a; a=c; c=b; b=tmpa; \
    } \
    feedforward

Definition at line 83 of file hash_tiger.c.

feedforward

#define feedforward

Value:

    a ^= aa; \
    b -= bb; \
    c += cc;

Definition at line 78 of file hash_tiger.c.

key_schedule

#define key_schedule

Value:

    x0 -= x7 ^ L64(0xA5A5A5A5A5A5A5A5); \
    x1 ^= x0; \
    x2 += x1; \
    x3 -= x2 ^ ((~x1)<<19); \
    x4 ^= x3; \
    x5 += x4; \
    x6 -= x5 ^ ((~x4)>>23); \
    x7 ^= x6; \
    x0 += x7; \
    x1 -= x0 ^ ((~x7)<<19); \
    x2 ^= x1; \
    x3 += x2; \
    x4 -= x3 ^ ((~x2)>>23); \
    x5 ^= x4; \
    x6 += x5; \
    x7 -= x6 ^ L64(0x0123456789ABCDEF);

Definition at line 60 of file hash_tiger.c.

pass

#define pass	(		a,
			b,
			c,
			mul )

Value:

    round(a,b,c,x0,mul) \
    round(b,c,a,x1,mul) \
    round(c,a,b,x2,mul) \
    round(a,b,c,x3,mul) \
    round(b,c,a,x4,mul) \
    round(c,a,b,x5,mul) \
    round(a,b,c,x6,mul) \
    round(b,c,a,x7,mul)

Definition at line 50 of file hash_tiger.c.

PHP_HASH_TIGER_OPS

#define PHP_HASH_TIGER_OPS	(		p,
			b )

Value:

    const php_hash_ops php_hash_##p##tiger##b##_ops = { \
        "tiger" #b "," #p, \
        (php_hash_init_func_t) PHP_##p##TIGERInit, \
        (php_hash_update_func_t) PHP_TIGERUpdate, \
        (php_hash_final_func_t) PHP_TIGER##b##Final, \
        php_hash_copy, \
        php_hash_serialize, \
        php_tiger_unserialize, \
        PHP_TIGER_SPEC, \
        b/8, \
        64, \
        sizeof(PHP_TIGER_CTX), \
        1 \
    }

Definition at line 255 of file hash_tiger.c.

round

#define round	(		a,
			b,
			c,
			x,
			mul )

Value:

    c ^= x; \
    a -= t1[(unsigned char)(c)] ^ \
        t2[(unsigned char)(((uint32_t)(c))>>(2*8))] ^ \
        t3[(unsigned char)((c)>>(4*8))] ^ \
        t4[(unsigned char)(((uint32_t)((c)>>(4*8)))>>(2*8))] ; \
    b += t4[(unsigned char)(((uint32_t)(c))>>(1*8))] ^ \
        t3[(unsigned char)(((uint32_t)(c))>>(3*8))] ^ \
        t2[(unsigned char)(((uint32_t)((c)>>(4*8)))>>(1*8))] ^ \
        t1[(unsigned char)(((uint32_t)((c)>>(4*8)))>>(3*8))]; \
    b *= mul;

Definition at line 38 of file hash_tiger.c.

save_abc

#define save_abc

Value:

    aa = a; \
    bb = b; \
    cc = c;

Definition at line 33 of file hash_tiger.c.

split

#define split   split_ex

Definition at line 112 of file hash_tiger.c.

split_ex

#define split_ex

(

str

)

Value:

    x0=str[0]; x1=str[1]; x2=str[2]; x3=str[3]; \
    x4=str[4]; x5=str[5]; x6=str[6]; x7=str[7];

Definition at line 97 of file hash_tiger.c.

tiger_compress

#define tiger_compress	(		passes,
			str,
			state )

Value:

{ \
    register uint64_t a, b, c, tmpa, x0, x1, x2, x3, x4, x5, x6, x7; \
    uint64_t aa, bb, cc; \
    unsigned int pass_no; \
    \
    a = state[0]; \
    b = state[1]; \
    c = state[2]; \
    \
    split(str); \
    \
    compress(passes); \
    \
    state[0] = a; \
    state[1] = b; \
    state[2] = c; \
}

Definition at line 115 of file hash_tiger.c.

Function Documentation

PHP_3TIGERInit()

PHP_HASH_API void PHP_3TIGERInit	(	PHP_TIGER_CTX *	context,
		ZEND_ATTRIBUTE_UNUSED HashTable *	args )

Definition at line 177 of file hash_tiger.c.

PHP_4TIGERInit()

PHP_HASH_API void PHP_4TIGERInit	(	PHP_TIGER_CTX *	context,
		ZEND_ATTRIBUTE_UNUSED HashTable *	args )

Definition at line 185 of file hash_tiger.c.

PHP_HASH_TIGER_OPS() [1/6]

PHP_HASH_TIGER_OPS	(	3	,
		128	)

PHP_HASH_TIGER_OPS() [2/6]

PHP_HASH_TIGER_OPS	(	3	,
		160	)

PHP_HASH_TIGER_OPS() [3/6]

PHP_HASH_TIGER_OPS	(	3	,
		192	)

PHP_HASH_TIGER_OPS() [4/6]

PHP_HASH_TIGER_OPS	(	4	,
		128	)

PHP_HASH_TIGER_OPS() [5/6]

PHP_HASH_TIGER_OPS	(	4	,
		160	)

PHP_HASH_TIGER_OPS() [6/6]

PHP_HASH_TIGER_OPS	(	4	,
		192	)

PHP_TIGER128Final()

PHP_HASH_API void PHP_TIGER128Final	(	unsigned char	digest[16],
		PHP_TIGER_CTX *	context )

Definition at line 221 of file hash_tiger.c.

PHP_TIGER160Final()

PHP_HASH_API void PHP_TIGER160Final	(	unsigned char	digest[20],
		PHP_TIGER_CTX *	context )

Definition at line 228 of file hash_tiger.c.

PHP_TIGER192Final()

PHP_HASH_API void PHP_TIGER192Final	(	unsigned char	digest[24],
		PHP_TIGER_CTX *	context )

Definition at line 235 of file hash_tiger.c.

PHP_TIGERUpdate()

PHP_HASH_API void PHP_TIGERUpdate	(	PHP_TIGER_CTX *	context,
		const unsigned char *	input,
		size_t	len )

Definition at line 194 of file hash_tiger.c.