diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/bf/bf_locl.h')
| -rw-r--r-- | openssl-1.1.0h/crypto/bf/bf_locl.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/bf/bf_locl.h b/openssl-1.1.0h/crypto/bf/bf_locl.h new file mode 100644 index 0000000..b1a415e --- /dev/null +++ b/openssl-1.1.0h/crypto/bf/bf_locl.h @@ -0,0 +1,84 @@ +/* + * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html + */ + +#ifndef HEADER_BF_LOCL_H +# define HEADER_BF_LOCL_H +# include <openssl/opensslconf.h> + +/* NOTE - c is not incremented as per n2l */ +# define n2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 7: l2|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 6: l2|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 5: l2|=((unsigned long)(*(--(c))))<<24; \ + /* fall thru */ \ + case 4: l1 =((unsigned long)(*(--(c)))) ; \ + /* fall thru */ \ + case 3: l1|=((unsigned long)(*(--(c))))<< 8; \ + /* fall thru */ \ + case 2: l1|=((unsigned long)(*(--(c))))<<16; \ + /* fall thru */ \ + case 1: l1|=((unsigned long)(*(--(c))))<<24; \ + } \ + } + +/* NOTE - c is not incremented as per l2n */ +# define l2nn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2) )&0xff); \ + /* fall thru */ \ + case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ + /* fall thru */ \ + case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ + /* fall thru */ \ + case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ + /* fall thru */ \ + case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ + /* fall thru */ \ + case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ + /* fall thru */ \ + case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ + /* fall thru */ \ + case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ + } \ + } + +# undef n2l +# define n2l(c,l) (l =((unsigned long)(*((c)++)))<<24L, \ + l|=((unsigned long)(*((c)++)))<<16L, \ + l|=((unsigned long)(*((c)++)))<< 8L, \ + l|=((unsigned long)(*((c)++)))) + +# undef l2n +# 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)) + +/* + * This is actually a big endian algorithm, the most significant byte is used + * to lookup array 0 + */ + +# define BF_ENC(LL,R,S,P) ( \ + LL^=P, \ + LL^=((( S[ ((R>>24)&0xff)] + \ + S[0x0100+((R>>16)&0xff)])^ \ + S[0x0200+((R>> 8)&0xff)])+ \ + S[0x0300+((R )&0xff)])&0xffffffffU \ + ) + +#endif |