X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/80e2389990082500d76eb566d4946be3e786c3ef..d8f41ccd20de16f8ebe2ccc84d47bf1cb2b26bbb:/Security/libsecurity_apple_csp/open_ssl/misc/rc5_locl.h diff --git a/Security/libsecurity_apple_csp/open_ssl/misc/rc5_locl.h b/Security/libsecurity_apple_csp/open_ssl/misc/rc5_locl.h new file mode 100644 index 00000000..2ad785fe --- /dev/null +++ b/Security/libsecurity_apple_csp/open_ssl/misc/rc5_locl.h @@ -0,0 +1,205 @@ +/* + * Copyright (c) 2000-2001,2011-2012,2014 Apple Inc. All Rights Reserved. + * + * The contents of this file constitute Original Code as defined in and are + * subject to the Apple Public Source License Version 1.2 (the 'License'). + * You may not use this file except in compliance with the License. Please obtain + * a copy of the License at http://www.apple.com/publicsource and read it before + * using this file. + * + * This Original Code and all software distributed under the License are + * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS + * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT + * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the + * specific language governing rights and limitations under the License. + */ + + +/* crypto/rc5/rc5_locl.h */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * The licence and distribution terms for any publically available version or + * 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.] + */ + +#include + +#undef c2l +#define c2l(c,l) (l =((RC5_32_INT)(*((c)++))) , \ + l|=((RC5_32_INT)(*((c)++)))<< 8L, \ + l|=((RC5_32_INT)(*((c)++)))<<16L, \ + l|=((RC5_32_INT)(*((c)++)))<<24L) + +/* NOTE - c is not incremented as per c2l */ +#undef c2ln +#define c2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((RC5_32_INT)(*(--(c))))<<24L; \ + case 7: l2|=((RC5_32_INT)(*(--(c))))<<16L; \ + case 6: l2|=((RC5_32_INT)(*(--(c))))<< 8L; \ + case 5: l2|=((RC5_32_INT)(*(--(c)))); \ + case 4: l1 =((RC5_32_INT)(*(--(c))))<<24L; \ + case 3: l1|=((RC5_32_INT)(*(--(c))))<<16L; \ + case 2: l1|=((RC5_32_INT)(*(--(c))))<< 8L; \ + case 1: l1|=((RC5_32_INT)(*(--(c)))); \ + } \ + } + +#undef l2c +#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)) + +/* NOTE - c is not incremented as per l2c */ +#undef l2cn +#define l2cn(l1,l2,c,n) { \ + c+=n; \ + switch (n) { \ + case 8: *(--(c))=(unsigned char)(((l2)>>24L)&0xff); \ + case 7: *(--(c))=(unsigned char)(((l2)>>16L)&0xff); \ + case 6: *(--(c))=(unsigned char)(((l2)>> 8L)&0xff); \ + case 5: *(--(c))=(unsigned char)(((l2) )&0xff); \ + case 4: *(--(c))=(unsigned char)(((l1)>>24L)&0xff); \ + case 3: *(--(c))=(unsigned char)(((l1)>>16L)&0xff); \ + case 2: *(--(c))=(unsigned char)(((l1)>> 8L)&0xff); \ + case 1: *(--(c))=(unsigned char)(((l1) )&0xff); \ + } \ + } + +/* NOTE - c is not incremented as per n2l */ +#define n2ln(c,l1,l2,n) { \ + c+=n; \ + l1=l2=0; \ + switch (n) { \ + case 8: l2 =((RC5_32_INT)(*(--(c)))) ; \ + case 7: l2|=((RC5_32_INT)(*(--(c))))<< 8; \ + case 6: l2|=((RC5_32_INT)(*(--(c))))<<16; \ + case 5: l2|=((RC5_32_INT)(*(--(c))))<<24; \ + case 4: l1 =((RC5_32_INT)(*(--(c)))) ; \ + case 3: l1|=((RC5_32_INT)(*(--(c))))<< 8; \ + case 2: l1|=((RC5_32_INT)(*(--(c))))<<16; \ + case 1: l1|=((RC5_32_INT)(*(--(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); \ + case 7: *(--(c))=(unsigned char)(((l2)>> 8)&0xff); \ + case 6: *(--(c))=(unsigned char)(((l2)>>16)&0xff); \ + case 5: *(--(c))=(unsigned char)(((l2)>>24)&0xff); \ + case 4: *(--(c))=(unsigned char)(((l1) )&0xff); \ + case 3: *(--(c))=(unsigned char)(((l1)>> 8)&0xff); \ + case 2: *(--(c))=(unsigned char)(((l1)>>16)&0xff); \ + case 1: *(--(c))=(unsigned char)(((l1)>>24)&0xff); \ + } \ + } + +#undef n2l +#define n2l(c,l) (l =((RC5_32_INT)(*((c)++)))<<24L, \ + l|=((RC5_32_INT)(*((c)++)))<<16L, \ + l|=((RC5_32_INT)(*((c)++)))<< 8L, \ + l|=((RC5_32_INT)(*((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)) + +#if defined(WIN32) && defined(_MSC_VER) +#define ROTATE_l32(a,n) _lrotl(a,n) +#define ROTATE_r32(a,n) _lrotr(a,n) +#else +#define ROTATE_l32(a,n) (((a)<<(n&0x1f))|(((a)&0xffffffff)>>(32-(n&0x1f)))) +#define ROTATE_r32(a,n) (((a)<<(32-(n&0x1f)))|(((a)&0xffffffff)>>(n&0x1f))) +#endif + +#define RC5_32_MASK 0xffffffffL + +#define RC5_16_P 0xB7E1 +#define RC5_16_Q 0x9E37 +#define RC5_32_P 0xB7E15163L +#define RC5_32_Q 0x9E3779B9L +#define RC5_64_P 0xB7E151628AED2A6BLL +#define RC5_64_Q 0x9E3779B97F4A7C15LL + +#define E_RC5_32(a,b,s,n) \ + a^=b; \ + a=ROTATE_l32(a,b); \ + a+=s[n]; \ + a&=RC5_32_MASK; \ + b^=a; \ + b=ROTATE_l32(b,a); \ + b+=s[n+1]; \ + b&=RC5_32_MASK; + +#define D_RC5_32(a,b,s,n) \ + b-=s[n+1]; \ + b&=RC5_32_MASK; \ + b=ROTATE_r32(b,a); \ + b^=a; \ + a-=s[n]; \ + a&=RC5_32_MASK; \ + a=ROTATE_r32(a,b); \ + a^=b; + + +