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author | cvs2svn <admin@example.com> | 2012-07-13 17:49:55 +0000 |
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committer | cvs2svn <admin@example.com> | 2012-07-13 17:49:55 +0000 |
commit | 6fdb436ab2cd5b35066babb3a03be7ad0daf1ae2 (patch) | |
tree | a760cf389e7ea59961bb306a1f50bf5443205176 /src/lib/libcrypto/rc4/rc4_skey.c | |
parent | 9204e59073bcf27e1487ec4ac46e981902ddd904 (diff) | |
download | openbsd-OPENBSD_5_2_BASE.tar.gz openbsd-OPENBSD_5_2_BASE.tar.bz2 openbsd-OPENBSD_5_2_BASE.zip |
This commit was manufactured by cvs2git to create tag 'OPENBSD_5_2_BASE'.OPENBSD_5_2_BASE
Diffstat (limited to 'src/lib/libcrypto/rc4/rc4_skey.c')
-rw-r--r-- | src/lib/libcrypto/rc4/rc4_skey.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/src/lib/libcrypto/rc4/rc4_skey.c b/src/lib/libcrypto/rc4/rc4_skey.c deleted file mode 100644 index b22c40b0bd..0000000000 --- a/src/lib/libcrypto/rc4/rc4_skey.c +++ /dev/null | |||
@@ -1,150 +0,0 @@ | |||
1 | /* crypto/rc4/rc4_skey.c */ | ||
2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * This package is an SSL implementation written | ||
6 | * by Eric Young (eay@cryptsoft.com). | ||
7 | * The implementation was written so as to conform with Netscapes SSL. | ||
8 | * | ||
9 | * This library is free for commercial and non-commercial use as long as | ||
10 | * the following conditions are aheared to. The following conditions | ||
11 | * apply to all code found in this distribution, be it the RC4, RSA, | ||
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | ||
13 | * included with this distribution is covered by the same copyright terms | ||
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | ||
15 | * | ||
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | ||
17 | * the code are not to be removed. | ||
18 | * If this package is used in a product, Eric Young should be given attribution | ||
19 | * as the author of the parts of the library used. | ||
20 | * This can be in the form of a textual message at program startup or | ||
21 | * in documentation (online or textual) provided with the package. | ||
22 | * | ||
23 | * Redistribution and use in source and binary forms, with or without | ||
24 | * modification, are permitted provided that the following conditions | ||
25 | * are met: | ||
26 | * 1. Redistributions of source code must retain the copyright | ||
27 | * notice, this list of conditions and the following disclaimer. | ||
28 | * 2. Redistributions in binary form must reproduce the above copyright | ||
29 | * notice, this list of conditions and the following disclaimer in the | ||
30 | * documentation and/or other materials provided with the distribution. | ||
31 | * 3. All advertising materials mentioning features or use of this software | ||
32 | * must display the following acknowledgement: | ||
33 | * "This product includes cryptographic software written by | ||
34 | * Eric Young (eay@cryptsoft.com)" | ||
35 | * The word 'cryptographic' can be left out if the rouines from the library | ||
36 | * being used are not cryptographic related :-). | ||
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | ||
38 | * the apps directory (application code) you must include an acknowledgement: | ||
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | ||
40 | * | ||
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | ||
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | ||
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
51 | * SUCH DAMAGE. | ||
52 | * | ||
53 | * The licence and distribution terms for any publically available version or | ||
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | ||
55 | * copied and put under another distribution licence | ||
56 | * [including the GNU Public Licence.] | ||
57 | */ | ||
58 | |||
59 | #include <openssl/rc4.h> | ||
60 | #include "rc4_locl.h" | ||
61 | #include <openssl/opensslv.h> | ||
62 | |||
63 | const char RC4_version[]="RC4" OPENSSL_VERSION_PTEXT; | ||
64 | |||
65 | const char *RC4_options(void) | ||
66 | { | ||
67 | #ifdef RC4_INDEX | ||
68 | if (sizeof(RC4_INT) == 1) | ||
69 | return("rc4(idx,char)"); | ||
70 | else | ||
71 | return("rc4(idx,int)"); | ||
72 | #else | ||
73 | if (sizeof(RC4_INT) == 1) | ||
74 | return("rc4(ptr,char)"); | ||
75 | else | ||
76 | return("rc4(ptr,int)"); | ||
77 | #endif | ||
78 | } | ||
79 | |||
80 | /* RC4 as implemented from a posting from | ||
81 | * Newsgroups: sci.crypt | ||
82 | * From: sterndark@netcom.com (David Sterndark) | ||
83 | * Subject: RC4 Algorithm revealed. | ||
84 | * Message-ID: <sternCvKL4B.Hyy@netcom.com> | ||
85 | * Date: Wed, 14 Sep 1994 06:35:31 GMT | ||
86 | */ | ||
87 | |||
88 | void RC4_set_key(RC4_KEY *key, int len, const unsigned char *data) | ||
89 | { | ||
90 | register RC4_INT tmp; | ||
91 | register int id1,id2; | ||
92 | register RC4_INT *d; | ||
93 | unsigned int i; | ||
94 | |||
95 | d= &(key->data[0]); | ||
96 | key->x = 0; | ||
97 | key->y = 0; | ||
98 | id1=id2=0; | ||
99 | |||
100 | #define SK_LOOP(d,n) { \ | ||
101 | tmp=d[(n)]; \ | ||
102 | id2 = (data[id1] + tmp + id2) & 0xff; \ | ||
103 | if (++id1 == len) id1=0; \ | ||
104 | d[(n)]=d[id2]; \ | ||
105 | d[id2]=tmp; } | ||
106 | |||
107 | #if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) | ||
108 | # if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \ | ||
109 | defined(__INTEL__) || \ | ||
110 | defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) | ||
111 | if (sizeof(RC4_INT) > 1) { | ||
112 | /* | ||
113 | * Unlike all other x86 [and x86_64] implementations, | ||
114 | * Intel P4 core [including EM64T] was found to perform | ||
115 | * poorly with wider RC4_INT. Performance improvement | ||
116 | * for IA-32 hand-coded assembler turned out to be 2.8x | ||
117 | * if re-coded for RC4_CHAR! It's however inappropriate | ||
118 | * to just switch to RC4_CHAR for x86[_64], as non-P4 | ||
119 | * implementations suffer from significant performance | ||
120 | * losses then, e.g. PIII exhibits >2x deterioration, | ||
121 | * and so does Opteron. In order to assure optimal | ||
122 | * all-round performance, let us [try to] detect P4 at | ||
123 | * run-time by checking upon HTT bit in CPU capability | ||
124 | * vector and set up compressed key schedule, which is | ||
125 | * recognized by correspondingly updated assembler | ||
126 | * module... | ||
127 | * <appro@fy.chalmers.se> | ||
128 | */ | ||
129 | if (OPENSSL_ia32cap_P & (1<<28)) { | ||
130 | unsigned char *cp=(unsigned char *)d; | ||
131 | |||
132 | for (i=0;i<256;i++) cp[i]=i; | ||
133 | for (i=0;i<256;i++) SK_LOOP(cp,i); | ||
134 | /* mark schedule as compressed! */ | ||
135 | d[256/sizeof(RC4_INT)]=-1; | ||
136 | return; | ||
137 | } | ||
138 | } | ||
139 | # endif | ||
140 | #endif | ||
141 | for (i=0; i < 256; i++) d[i]=i; | ||
142 | for (i=0; i < 256; i+=4) | ||
143 | { | ||
144 | SK_LOOP(d,i+0); | ||
145 | SK_LOOP(d,i+1); | ||
146 | SK_LOOP(d,i+2); | ||
147 | SK_LOOP(d,i+3); | ||
148 | } | ||
149 | } | ||
150 | |||