diff options
Diffstat (limited to 'sys/crypto/des/des_locl.h')
| -rw-r--r-- | sys/crypto/des/des_locl.h | 69 |
1 files changed, 35 insertions, 34 deletions
diff --git a/sys/crypto/des/des_locl.h b/sys/crypto/des/des_locl.h index ff49cc7..ae6e828 100644 --- a/sys/crypto/des/des_locl.h +++ b/sys/crypto/des/des_locl.h @@ -1,3 +1,6 @@ +/* $FreeBSD$ */ +/* $KAME: des_locl.h,v 1.4 2000/03/27 04:43:46 sumikawa Exp $ */ + /* lib/des/des_locl.h */ /* Copyright (C) 1995-1996 Eric Young (eay@mincom.oz.au) * All rights reserved. @@ -43,8 +46,6 @@ * derivative of this code cannot be changed. i.e. this code cannot simply be * copied and put under another distribution licence * [including the GNU Public Licence.] - * - * $FreeBSD$ */ /* WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING WARNING * @@ -60,11 +61,11 @@ #include <sys/systm.h> #ifndef HEADER_DES_LOCL_H -#define HEADER_DES_LOCL_H +#define HEADER_DES_LOCL_H #if defined(WIN32) || defined(WIN16) #ifndef MSDOS -#define MSDOS +#define MSDOS #endif #endif @@ -89,7 +90,7 @@ #include <time.h> #include <io.h> #ifndef RAND -#define RAND +#define RAND #endif #undef NOPROTO #endif @@ -105,7 +106,7 @@ #endif #ifndef RAND -#define RAND +#define RAND #endif #ifdef linux @@ -113,13 +114,13 @@ #endif #ifdef MSDOS -#define getpid() 2 -#define RAND +#define getpid() 2 +#define RAND #undef NOPROTO #endif #if defined(NOCONST) -#define const +#define const #endif #ifdef __STDC__ @@ -127,24 +128,24 @@ #endif #ifdef RAND -#define srandom(s) srand(s) -#define random rand +#define srandom(s) srand(s) +#define random rand #endif -#define ITERATIONS 16 -#define HALF_ITERATIONS 8 +#define ITERATIONS 16 +#define HALF_ITERATIONS 8 /* used in des_read and des_write */ -#define MAXWRITE (1024*16) -#define BSIZE (MAXWRITE+4) +#define MAXWRITE (1024*16) +#define BSIZE (MAXWRITE+4) -#define c2l(c,l) (l =((DES_LONG)(*((c)++))) , \ +#define c2l(c,l) (l =((DES_LONG)(*((c)++))) , \ l|=((DES_LONG)(*((c)++)))<< 8L, \ l|=((DES_LONG)(*((c)++)))<<16L, \ l|=((DES_LONG)(*((c)++)))<<24L) /* NOTE - c is not incremented as per c2l */ -#define c2ln(c,l1,l2,n) { \ +#define c2ln(c,l1,l2,n) { \ c+=n; \ l1=l2=0; \ switch (n) { \ @@ -159,27 +160,27 @@ } \ } -#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ +#define l2c(l,c) (*((c)++)=(unsigned char)(((l) )&0xff), \ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ *((c)++)=(unsigned char)(((l)>>24L)&0xff)) /* replacements for htonl and ntohl since I have no idea what to do * when faced with machines with 8 byte longs. */ -#define HDRSIZE 4 +#define HDRSIZE 4 -#define n2l(c,l) (l =((DES_LONG)(*((c)++)))<<24L, \ +#define n2l(c,l) (l =((DES_LONG)(*((c)++)))<<24L, \ l|=((DES_LONG)(*((c)++)))<<16L, \ l|=((DES_LONG)(*((c)++)))<< 8L, \ l|=((DES_LONG)(*((c)++)))) -#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ +#define l2n(l,c) (*((c)++)=(unsigned char)(((l)>>24L)&0xff), \ *((c)++)=(unsigned char)(((l)>>16L)&0xff), \ *((c)++)=(unsigned char)(((l)>> 8L)&0xff), \ *((c)++)=(unsigned char)(((l) )&0xff)) /* NOTE - c is not incremented as per l2c */ -#define l2cn(l1,l2,c,n) { \ +#define l2cn(l1,l2,c,n) { \ c+=n; \ switch (n) { \ case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ @@ -207,7 +208,7 @@ * bytes, probably an issue of accessing non-word aligned objects :-( */ #ifdef DES_PTR -#define D_ENCRYPT(L,R,S) { \ +#define D_ENCRYPT(L,R,S) { \ u=((R^s[S ])<<2); \ t= R^s[S+1]; \ t=ROTATE(t,2); \ @@ -222,7 +223,7 @@ *(DES_LONG *)((unsigned char *)des_SP+0x600+((u>>24)&0xfc))); } #else /* original version */ #ifdef undef -#define D_ENCRYPT(L,R,S) \ +#define D_ENCRYPT(L,R,S) \ U.l=R^s[S+1]; \ T.s[0]=((U.s[0]>>4)|(U.s[1]<<12))&0x3f3f; \ T.s[1]=((U.s[1]>>4)|(U.s[0]<<12))&0x3f3f; \ @@ -236,7 +237,7 @@ des_SPtrans[4][(U.c[2])]| \ des_SPtrans[6][(U.c[3])]; #else -#define D_ENCRYPT(Q,R,S) {\ +#define D_ENCRYPT(Q,R,S) {\ u=(R^s[S ]); \ t=R^s[S+1]; \ t=ROTATE(t,4); \ @@ -288,11 +289,11 @@ I first got ~42 operations without xors. When I remembered how to use xors :-) I got it to its final state. */ -#define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\ +#define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\ (b)^=(t),\ (a)^=((t)<<(n))) -#define IP(l,r) \ +#define IP(l,r) \ { \ register DES_LONG tt; \ PERM_OP(r,l,tt, 4,0x0f0f0f0fL); \ @@ -302,7 +303,7 @@ PERM_OP(r,l,tt, 1,0x55555555L); \ } -#define FP(l,r) \ +#define FP(l,r) \ { \ register DES_LONG tt; \ PERM_OP(l,r,tt, 1,0x55555555L); \ @@ -315,10 +316,10 @@ /* -#define mbuf2char(i_mbuf, i_index, in) \ +#define mbuf2char(i_mbuf, i_index, in) \ { \ - register int i; \ - struct mbuf *m; \ + register int i; \ + struct mbuf *m; \ char *buf; \ m = i_mbuf; \ for (i = 0; i < 8; i ++){ \ @@ -330,10 +331,10 @@ } -#define char2mbuf(o_mbuf, o_index, out) \ +#define char2mbuf(o_mbuf, o_index, out) \ { \ - register int i; \ - struct mbuf *m; \ + register int i; \ + struct mbuf *m; \ char *buf; \ m = o_mbuf; \ for (i = 0; i < 8; i ++){ \ |
