Page MenuHomeFreeBSD
Differential D21347 Diff 61102 head/sys/opencrypto/xform_skipjack.c

Changeset View

Standalone View

View Options

head/sys/opencrypto/xform_skipjack.c

Show First 20 Lines • Show All 47 Lines • ▼ Show 20 Lines
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__FBSDID("$FreeBSD$"); __FBSDID("$FreeBSD$");
#include <opencrypto/skipjack.h> #include <opencrypto/skipjack.h>
#include <opencrypto/xform_enc.h> #include <opencrypto/xform_enc.h>
static int skipjack_setkey(u_int8_t **, u_int8_t *, int); static int skipjack_setkey(u_int8_t **, const u_int8_t *, int);
static void skipjack_encrypt(caddr_t, u_int8_t *); static void skipjack_encrypt(caddr_t, u_int8_t *);
static void skipjack_decrypt(caddr_t, u_int8_t *); static void skipjack_decrypt(caddr_t, u_int8_t *);
static void skipjack_zerokey(u_int8_t **); static void skipjack_zerokey(u_int8_t **);
/* Encryption instances */ /* Encryption instances */
struct enc_xform enc_xform_skipjack = { struct enc_xform enc_xform_skipjack = {
CRYPTO_SKIPJACK_CBC, "Skipjack", CRYPTO_SKIPJACK_CBC, "Skipjack",
SKIPJACK_BLOCK_LEN, SKIPJACK_BLOCK_LEN, SKIPJACK_MIN_KEY, SKIPJACK_BLOCK_LEN, SKIPJACK_BLOCK_LEN, SKIPJACK_MIN_KEY,
Show All 15 Lines
static void static void
skipjack_decrypt(caddr_t key, u_int8_t *blk) skipjack_decrypt(caddr_t key, u_int8_t *blk)
{ {
skipjack_backwards(blk, blk, (u_int8_t **) key); skipjack_backwards(blk, blk, (u_int8_t **) key);
} }
static int static int
skipjack_setkey(u_int8_t **sched, u_int8_t *key, int len) skipjack_setkey(u_int8_t **sched, const u_int8_t *key, int len)
{ {
int err; int err;
/* NB: allocate all the memory that's needed at once */ /* NB: allocate all the memory that's needed at once */
*sched = KMALLOC(10 * (sizeof(u_int8_t *) + 0x100), *sched = KMALLOC(10 * (sizeof(u_int8_t *) + 0x100),
M_CRYPTO_DATA, M_NOWAIT|M_ZERO); M_CRYPTO_DATA, M_NOWAIT|M_ZERO);
if (*sched != NULL) { if (*sched != NULL) {
u_int8_t** key_tables = (u_int8_t**) *sched; u_int8_t** key_tables = (u_int8_t**) *sched;
Show All 21 Lines