isaac.c File Reference

#include <freeradius-devel/libradius.h>

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Macros
#define	ind(mm, x)   ((mm)[(x>>2)&(RANDSIZ-1)])
#define	mix(a, b, c, d, e, f, g, h)
#define	RANDSIZ   (1<<RANDSIZL)
#define	RANDSIZL   (8) /* I recommend 8 for crypto, 4 for simulations */
#define	rngstep(mix, a, b, mm, m, m2, r, x)

Functions
void	fr_isaac (fr_randctx *ctx)
void	fr_randinit (fr_randctx *ctx, int flag)

Macro Definition Documentation

#define ind	(		mm,
			x
	)		((mm)[(x>>2)&(RANDSIZ-1)])

Definition at line 20 of file isaac.c.

#define mix	(		a,
			b,
			c,
			d,
			e,
			f,
			g,
			h
	)

Value:

{ \
   a^=b<<11; d+=a; b+=c; \
   b^=c>>2;  e+=b; c+=d; \
   c^=d<<8;  f+=c; d+=e; \
   d^=e>>16; g+=d; e+=f; \
   e^=f<<10; h+=e; f+=g; \
   f^=g>>4;  a+=f; g+=h; \
   g^=h<<8;  b+=g; h+=a; \
   h^=a>>9;  c+=h; a+=b; \
}

Definition at line 52 of file isaac.c.

#define RANDSIZ   (1<<RANDSIZL)

Definition at line 18 of file isaac.c.

#define RANDSIZL   (8) /* I recommend 8 for crypto, 4 for simulations */

Definition at line 17 of file isaac.c.

#define rngstep	(		mix,
			a,
			b,
			mm,
			m,
			m2,
			r,
			x
	)

Value:

{ \
  x = *m;  \
  a = ((a^(mix)) + *(m2++)) & 0xffffffff; \
  *(m++) = y = (ind(mm,x) + a + b) & 0xffffffff; \
  *(r++) = b = (ind(mm,y>>RANDSIZL) + x) & 0xffffffff; \
}

Definition at line 21 of file isaac.c.

Function Documentation

void fr_isaac

(

fr_randctx *

ctx

)

Definition at line 29 of file isaac.c.

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void fr_randinit	(	fr_randctx *	ctx,
		int	flag
	)

Definition at line 65 of file isaac.c.

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