fcrypt.c File Reference

#include <asm/byteorder.h>
#include <linux/bitops.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/crypto.h>

Go to the source code of this file.

Data Structures
struct	fcrypt_ctx

Macros
#define	ROUNDS   16
#define	ror56(hi, lo, n)
#define	ror56_64(k, n)
#define	Z(x)   cpu_to_be32(x << 3)
#define	Z(x)   cpu_to_be32((x << 27) | (x >> 5))
#define	Z(x)   cpu_to_be32(x << 11)
#define	Z(x)   cpu_to_be32(x << 19)
#define	F_ENCRYPT(R, L, sched)

Functions
	module_init (fcrypt_mod_init)
	module_exit (fcrypt_mod_fini)
	MODULE_LICENSE ("Dual BSD/GPL")
	MODULE_DESCRIPTION ("FCrypt Cipher Algorithm")
	MODULE_AUTHOR ("David Howells <[email protected]>")

Macro Definition Documentation

#define F_ENCRYPT	(		R,
			L,
			sched
	)

Value:

do {                                    \
    union lc4 { __be32 l; u8 c[4]; } u;             \
    u.l = sched ^ R;                        \
    L ^= sbox0[u.c[0]] ^ sbox1[u.c[1]] ^ sbox2[u.c[2]] ^ sbox3[u.c[3]]; \
} while (0)

Definition at line 226 of file fcrypt.c.

#define ror56	(		hi,
			lo,
			n
	)

Value:

do {                                \
	u32 t = lo & ((1 << n) - 1);               \
    lo = (lo >> n) | ((hi & ((1 << n) - 1)) << (32 - n));   \
    hi = (hi >> n) | (t << (24-n));             \
} while (0)

Definition at line 58 of file fcrypt.c.

#define ror56_64	(		k,
			n
	)

Value:

do {                                \
    k = (k >> n) | ((k & ((1 << n) - 1)) << (56 - n));  \
} while (0)

Definition at line 66 of file fcrypt.c.

#define ROUNDS   16

Definition at line 51 of file fcrypt.c.

#define Z

(

x

)

cpu_to_be32(x << 3)

Definition at line 187 of file fcrypt.c.

#define Z

(

x

)

cpu_to_be32((x << 27) | (x >> 5))

Definition at line 187 of file fcrypt.c.

#define Z

(

x

)

cpu_to_be32(x << 11)

Definition at line 187 of file fcrypt.c.

#define Z

(

x

)

cpu_to_be32(x << 19)

Definition at line 187 of file fcrypt.c.

Function Documentation

MODULE_AUTHOR

(

"David Howells <[email protected]>"

)

MODULE_DESCRIPTION

(

"FCrypt Cipher Algorithm"

)

module_exit

(

fcrypt_mod_fini

)

module_init

(

fcrypt_mod_init

)

MODULE_LICENSE

(

"Dual BSD/GPL"

)