diff options
author | George Hazan <george.hazan@gmail.com> | 2013-06-02 18:35:56 +0000 |
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committer | George Hazan <george.hazan@gmail.com> | 2013-06-02 18:35:56 +0000 |
commit | 11822f442f96b074e5e39bd4cc14d277205a9307 (patch) | |
tree | 8257ab929e3f2d5e626f693ca13c90b50aa196f0 /protocols/WhatsApp/src/OpenSSL/rc4_skey.c | |
parent | 329ad84fa5b5a813b032f416e959eb2b0bb3582e (diff) |
first version of Wassup that compiles
git-svn-id: http://svn.miranda-ng.org/main/trunk@4863 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'protocols/WhatsApp/src/OpenSSL/rc4_skey.c')
-rw-r--r-- | protocols/WhatsApp/src/OpenSSL/rc4_skey.c | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/protocols/WhatsApp/src/OpenSSL/rc4_skey.c b/protocols/WhatsApp/src/OpenSSL/rc4_skey.c new file mode 100644 index 0000000000..67b765cbbe --- /dev/null +++ b/protocols/WhatsApp/src/OpenSSL/rc4_skey.c @@ -0,0 +1,137 @@ +/* crypto/rc4/rc4_skey.c */ +/* 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.] + */ + + +/* RC4 as implemented from a posting from + * Newsgroups: sci.crypt + * From: sterndark@netcom.com (David Sterndark) + * Subject: RC4 Algorithm revealed. + * Message-ID: <sternCvKL4B.Hyy@netcom.com> + * Date: Wed, 14 Sep 1994 06:35:31 GMT + */ + +#include "rc4.h" + +void RC4_set_key(RC4_KEY *key, int len, const unsigned char *data) + { + register RC4_INT tmp; + register int id1,id2; + register RC4_INT *d; + unsigned int i; + + d= &(key->data[0]); + key->x = 0; + key->y = 0; + id1=id2=0; + +#define SK_LOOP(d,n) { \ + tmp=d[(n)]; \ + id2 = (data[id1] + tmp + id2) & 0xff; \ + if (++id1 == len) id1=0; \ + d[(n)]=d[id2]; \ + d[id2]=tmp; } + +#if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) +# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \ + defined(__INTEL__) || \ + defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) + if (sizeof(RC4_INT) > 1) { + /* + * Unlike all other x86 [and x86_64] implementations, + * Intel P4 core [including EM64T] was found to perform + * poorly with wider RC4_INT. Performance improvement + * for IA-32 hand-coded assembler turned out to be 2.8x + * if re-coded for RC4_CHAR! It's however inappropriate + * to just switch to RC4_CHAR for x86[_64], as non-P4 + * implementations suffer from significant performance + * losses then, e.g. PIII exhibits >2x deterioration, + * and so does Opteron. In order to assure optimal + * all-round performance, we detect P4 at run-time by + * checking upon reserved bit 20 in CPU capability + * vector and set up compressed key schedule, which is + * recognized by correspondingly updated assembler + * module... Bit 20 is set up by OPENSSL_ia32_cpuid. + * + * <appro@fy.chalmers.se> + */ +#ifdef OPENSSL_FIPS + unsigned long *ia32cap_ptr = OPENSSL_ia32cap_loc(); + if (ia32cap_ptr && (*ia32cap_ptr & (1<<28))) { +#else + if (OPENSSL_ia32cap_P & (1<<28)) { +#endif + unsigned char *cp=(unsigned char *)d; + + for (i=0;i<256;i++) cp[i]=i; + for (i=0;i<256;i++) SK_LOOP(cp,i); + /* mark schedule as compressed! */ + d[256/sizeof(RC4_INT)]=-1; + return; + } + } +# endif +#endif + for (i=0; i < 256; i++) d[i]=i; + for (i=0; i < 256; i+=4) + { + SK_LOOP(d,i+0); + SK_LOOP(d,i+1); + SK_LOOP(d,i+2); + SK_LOOP(d,i+3); + } + } |