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(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

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This commit is contained in:
Ulrich Drepper
2004-12-22 20:10:10 +00:00
parent 0ecb606cb6
commit a334319f65
6215 changed files with 304673 additions and 494300 deletions
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35
sunrpc/des_impl.c
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@ -6,11 +6,10 @@
/* write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,*/
/* Boston, MA 02111, USA to obtain a copy. */
#include <string.h>
#include <stdint.h>
#include "des.h"
static const uint32_t des_SPtrans[8][64] =
static const unsigned long des_SPtrans[8][64] =
{
{ /* nibble 0 */
0x00820200, 0x00020000, 0x80800000, 0x80820200,
@ -156,7 +155,7 @@ static const uint32_t des_SPtrans[8][64] =
0x00000020, 0x08208000, 0x00208020, 0x00000000,
0x08000000, 0x08200020, 0x00008000, 0x00208020}};
static const uint32_t des_skb[8][64] =
static const unsigned long des_skb[8][64] =
{
{ /* for C bits (numbered as per FIPS 46) 1 2 3 4 5 6 */
0x00000000, 0x00000010, 0x20000000, 0x20000010,
@ -353,6 +352,26 @@ static const uint32_t des_skb[8][64] =
(a)=(a)^(t)^(t>>(16-(n))))
/* The changes to this macro may help or hinder, depending on the
* compiler and the achitecture. gcc2 always seems to do well :-).
* Inspired by Dana How <how@isl.stanford.edu>
* DO NOT use the alternative version on machines with 8 byte longs.
*/
#ifdef ALT_ECB
#define D_ENCRYPT(L,R,S) \
u=((R^s[S ])<<2); \
t= R^s[S+1]; \
t=((t>>2)+(t<<30)); \
L^= \
*(const unsigned long *)(des_SP+0x0100+((t )&0xfc))+ \
*(const unsigned long *)(des_SP+0x0300+((t>> 8)&0xfc))+ \
*(const unsigned long *)(des_SP+0x0500+((t>>16)&0xfc))+ \
*(const unsigned long *)(des_SP+0x0700+((t>>24)&0xfc))+ \
*(const unsigned long *)(des_SP+ ((u )&0xfc))+ \
*(const unsigned long *)(des_SP+0x0200+((u>> 8)&0xfc))+ \
*(const unsigned long *)(des_SP+0x0400+((u>>16)&0xfc))+ \
*(const unsigned long *)(des_SP+0x0600+((u>>24)&0xfc));
#else /* original version */
#define D_ENCRYPT(L,R,S) \
u=(R^s[S ]); \
t=R^s[S+1]; \
@ -365,20 +384,21 @@ static const uint32_t des_skb[8][64] =
des_SPtrans[2][(u>> 8)&0x3f]| \
des_SPtrans[4][(u>>16)&0x3f]| \
des_SPtrans[6][(u>>24)&0x3f];
#endif
#define ITERATIONS 16
static const char shifts2[16] =
{0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0};
static void des_set_key (unsigned char *, unsigned long *) internal_function;
static void des_set_key (char *, unsigned long *) internal_function;
static void des_encrypt (unsigned long *, unsigned long *, int)
internal_function;
int _des_crypt (char *, unsigned, struct desparams *);
static void
internal_function
des_set_key (unsigned char *key, unsigned long *schedule)
des_set_key (char *key, unsigned long *schedule)
{
register unsigned long c, d, t, s;
register unsigned char *in;
@ -386,7 +406,7 @@ des_set_key (unsigned char *key, unsigned long *schedule)
register int i;
k = (unsigned long *) schedule;
in = key;
in = (unsigned char *) key;
c2l (in, c);
c2l (in, d);
@ -444,6 +464,9 @@ internal_function
des_encrypt (unsigned long *buf, unsigned long *schedule, int encrypt)
{
register unsigned long l, r, t, u;
#ifdef ALT_ECB
register const unsigned char *des_SP = (const unsigned char *) des_SPtrans;
#endif
register int i;
register unsigned long *s;