summaryrefslogtreecommitdiff
path: root/secure/lib/libcrypt
diff options
context:
space:
mode:
authorcvs2svn <cvs2svn@FreeBSD.org>2004-02-23 15:32:56 +0000
committercvs2svn <cvs2svn@FreeBSD.org>2004-02-23 15:32:56 +0000
commit84a7b99b4e02a260bf7ff9b540032f4cb7bc612a (patch)
tree85059f7e88bcf124efae7c17bd99cfa18627a8c4 /secure/lib/libcrypt
parenta28c3ad292f6f6cbe1c4ff05efb3d53eb45f17ff (diff)
Diffstat (limited to 'secure/lib/libcrypt')
-rw-r--r--secure/lib/libcrypt/blowfish.c484
-rw-r--r--secure/lib/libcrypt/blowfish.h71
-rw-r--r--secure/lib/libcrypt/crypt-blowfish.c307
-rw-r--r--secure/lib/libcrypt/crypt-des.c704
4 files changed, 0 insertions, 1566 deletions
diff --git a/secure/lib/libcrypt/blowfish.c b/secure/lib/libcrypt/blowfish.c
deleted file mode 100644
index 5b33f025fdfd..000000000000
--- a/secure/lib/libcrypt/blowfish.c
+++ /dev/null
@@ -1,484 +0,0 @@
-/*
- * Blowfish block cipher
- * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
- * All rights reserved.
- *
- * Implementation advice by David Mazieres <dm@lcs.mit.edu>.
- *
- * 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 above 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 software developed by Niels Provos.
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-/*
- * This code is derived from section 14.3 and the given source
- * in section V of Applied Cryptography, second edition.
- * Blowfish is an unpatented fast block cipher designed by
- * Bruce Schneier.
- */
-
-/*
- * FreeBSD implementation by Paul Herman <pherman@frenchfries.net>
- */
-
-#if 0
-#include <stdio.h> /* used for debugging */
-#include <string.h>
-#endif
-
-#include <sys/types.h>
-#include "blowfish.h"
-
-/* Function for Feistel Networks */
-
-#define _F(s, x) ((((s)[ (((x)>>24)&0xFF)] \
- + (s)[0x100 + (((x)>>16)&0xFF)]) \
- ^ (s)[0x200 + (((x)>> 8)&0xFF)]) \
- + (s)[0x300 + ( (x) &0xFF)])
-
-#define BLFRND(s, p, i, j, n) (i ^= _F(s, j) ^ (p)[n])
-
-static void
-Blowfish_encipher(blf_ctx *c, u_int32_t *xl, u_int32_t *xr)
-{
- u_int32_t Xl;
- u_int32_t Xr;
- u_int32_t *s = c->S[0];
- u_int32_t *p = c->P;
-
- Xl = *xl;
- Xr = *xr;
-
- Xl ^= p[0];
- BLFRND(s, p, Xr, Xl, 1); BLFRND(s, p, Xl, Xr, 2);
- BLFRND(s, p, Xr, Xl, 3); BLFRND(s, p, Xl, Xr, 4);
- BLFRND(s, p, Xr, Xl, 5); BLFRND(s, p, Xl, Xr, 6);
- BLFRND(s, p, Xr, Xl, 7); BLFRND(s, p, Xl, Xr, 8);
- BLFRND(s, p, Xr, Xl, 9); BLFRND(s, p, Xl, Xr, 10);
- BLFRND(s, p, Xr, Xl, 11); BLFRND(s, p, Xl, Xr, 12);
- BLFRND(s, p, Xr, Xl, 13); BLFRND(s, p, Xl, Xr, 14);
- BLFRND(s, p, Xr, Xl, 15); BLFRND(s, p, Xl, Xr, 16);
-
- *xl = Xr ^ p[17];
- *xr = Xl;
-}
-
-void
-Blowfish_initstate(blf_ctx *c)
-{
-
-/* P-box and S-box tables initialized with digits of Pi */
-
- const blf_ctx initstate =
-
- { {
- {
- 0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7,
- 0xb8e1afed, 0x6a267e96, 0xba7c9045, 0xf12c7f99,
- 0x24a19947, 0xb3916cf7, 0x0801f2e2, 0x858efc16,
- 0x636920d8, 0x71574e69, 0xa458fea3, 0xf4933d7e,
- 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
- 0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013,
- 0xc5d1b023, 0x286085f0, 0xca417918, 0xb8db38ef,
- 0x8e79dcb0, 0x603a180e, 0x6c9e0e8b, 0xb01e8a3e,
- 0xd71577c1, 0xbd314b27, 0x78af2fda, 0x55605c60,
- 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
- 0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce,
- 0xa15486af, 0x7c72e993, 0xb3ee1411, 0x636fbc2a,
- 0x2ba9c55d, 0x741831f6, 0xce5c3e16, 0x9b87931e,
- 0xafd6ba33, 0x6c24cf5c, 0x7a325381, 0x28958677,
- 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
- 0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032,
- 0xef845d5d, 0xe98575b1, 0xdc262302, 0xeb651b88,
- 0x23893e81, 0xd396acc5, 0x0f6d6ff3, 0x83f44239,
- 0x2e0b4482, 0xa4842004, 0x69c8f04a, 0x9e1f9b5e,
- 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
- 0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3,
- 0x6eef0b6c, 0x137a3be4, 0xba3bf050, 0x7efb2a98,
- 0xa1f1651d, 0x39af0176, 0x66ca593e, 0x82430e88,
- 0x8cee8619, 0x456f9fb4, 0x7d84a5c3, 0x3b8b5ebe,
- 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
- 0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d,
- 0x37d0d724, 0xd00a1248, 0xdb0fead3, 0x49f1c09b,
- 0x075372c9, 0x80991b7b, 0x25d479d8, 0xf6e8def7,
- 0xe3fe501a, 0xb6794c3b, 0x976ce0bd, 0x04c006ba,
- 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
- 0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f,
- 0x6dfc511f, 0x9b30952c, 0xcc814544, 0xaf5ebd09,
- 0xbee3d004, 0xde334afd, 0x660f2807, 0x192e4bb3,
- 0xc0cba857, 0x45c8740f, 0xd20b5f39, 0xb9d3fbdb,
- 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
- 0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8,
- 0x3c7516df, 0xfd616b15, 0x2f501ec8, 0xad0552ab,
- 0x323db5fa, 0xfd238760, 0x53317b48, 0x3e00df82,
- 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e, 0xdf1769db,
- 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
- 0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0,
- 0x10fa3d98, 0xfd2183b8, 0x4afcb56c, 0x2dd1d35b,
- 0x9a53e479, 0xb6f84565, 0xd28e49bc, 0x4bfb9790,
- 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341, 0xcee4c6e8,
- 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
- 0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0,
- 0xd08ed1d0, 0xafc725e0, 0x8e3c5b2f, 0x8e7594b7,
- 0x8ff6e2fb, 0xf2122b64, 0x8888b812, 0x900df01c,
- 0x4fad5ea0, 0x688fc31c, 0xd1cff191, 0xb3a8c1ad,
- 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
- 0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299,
- 0xb4a84fe0, 0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9,
- 0x165fa266, 0x80957705, 0x93cc7314, 0x211a1477,
- 0xe6ad2065, 0x77b5fa86, 0xc75442f5, 0xfb9d35cf,
- 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
- 0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af,
- 0x2464369b, 0xf009b91e, 0x5563911d, 0x59dfa6aa,
- 0x78c14389, 0xd95a537f, 0x207d5ba2, 0x02e5b9c5,
- 0x83260376, 0x6295cfa9, 0x11c81968, 0x4e734a41,
- 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
- 0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400,
- 0x08ba6fb5, 0x571be91f, 0xf296ec6b, 0x2a0dd915,
- 0xb6636521, 0xe7b9f9b6, 0xff34052e, 0xc5855664,
- 0x53b02d5d, 0xa99f8fa1, 0x08ba4799, 0x6e85076a},
- {
- 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
- 0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266,
- 0xecaa8c71, 0x699a17ff, 0x5664526c, 0xc2b19ee1,
- 0x193602a5, 0x75094c29, 0xa0591340, 0xe4183a3e,
- 0x3f54989a, 0x5b429d65, 0x6b8fe4d6, 0x99f73fd6,
- 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
- 0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e,
- 0x09686b3f, 0x3ebaefc9, 0x3c971814, 0x6b6a70a1,
- 0x687f3584, 0x52a0e286, 0xb79c5305, 0xaa500737,
- 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec, 0x5716f2b8,
- 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
- 0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd,
- 0xd19113f9, 0x7ca92ff6, 0x94324773, 0x22f54701,
- 0x3ae5e581, 0x37c2dadc, 0xc8b57634, 0x9af3dda7,
- 0xa9446146, 0x0fd0030e, 0xecc8c73e, 0xa4751e41,
- 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
- 0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf,
- 0x2cb81290, 0x24977c79, 0x5679b072, 0xbcaf89af,
- 0xde9a771f, 0xd9930810, 0xb38bae12, 0xdccf3f2e,
- 0x5512721f, 0x2e6b7124, 0x501adde6, 0x9f84cd87,
- 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
- 0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2,
- 0xef1c1847, 0x3215d908, 0xdd433b37, 0x24c2ba16,
- 0x12a14d43, 0x2a65c451, 0x50940002, 0x133ae4dd,
- 0x71dff89e, 0x10314e55, 0x81ac77d6, 0x5f11199b,
- 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
- 0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e,
- 0x86e34570, 0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3,
- 0x771fe71c, 0x4e3d06fa, 0x2965dcb9, 0x99e71d0f,
- 0x803e89d6, 0x5266c825, 0x2e4cc978, 0x9c10b36a,
- 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
- 0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960,
- 0x5223a708, 0xf71312b6, 0xebadfe6e, 0xeac31f66,
- 0xe3bc4595, 0xa67bc883, 0xb17f37d1, 0x018cff28,
- 0xc332ddef, 0xbe6c5aa5, 0x65582185, 0x68ab9802,
- 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
- 0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510,
- 0x13cca830, 0xeb61bd96, 0x0334fe1e, 0xaa0363cf,
- 0xb5735c90, 0x4c70a239, 0xd59e9e0b, 0xcbaade14,
- 0xeecc86bc, 0x60622ca7, 0x9cab5cab, 0xb2f3846e,
- 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
- 0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7,
- 0x9b540b19, 0x875fa099, 0x95f7997e, 0x623d7da8,
- 0xf837889a, 0x97e32d77, 0x11ed935f, 0x16681281,
- 0x0e358829, 0xc7e61fd6, 0x96dedfa1, 0x7858ba99,
- 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
- 0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128,
- 0x58ebf2ef, 0x34c6ffea, 0xfe28ed61, 0xee7c3c73,
- 0x5d4a14d9, 0xe864b7e3, 0x42105d14, 0x203e13e0,
- 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15, 0xfacb4fd0,
- 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
- 0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250,
- 0xcf62a1f2, 0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3,
- 0x7f1524c3, 0x69cb7492, 0x47848a0b, 0x5692b285,
- 0x095bbf00, 0xad19489d, 0x1462b174, 0x23820e00,
- 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
- 0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb,
- 0x7cde3759, 0xcbee7460, 0x4085f2a7, 0xce77326e,
- 0xa6078084, 0x19f8509e, 0xe8efd855, 0x61d99735,
- 0xa969a7aa, 0xc50c06c2, 0x5a04abfc, 0x800bcadc,
- 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
- 0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340,
- 0xc5c43465, 0x713e38d8, 0x3d28f89e, 0xf16dff20,
- 0x153e21e7, 0x8fb03d4a, 0xe6e39f2b, 0xdb83adf7},
- {
- 0xe93d5a68, 0x948140f7, 0xf64c261c, 0x94692934,
- 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
- 0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af,
- 0x1e39f62e, 0x97244546, 0x14214f74, 0xbf8b8840,
- 0x4d95fc1d, 0x96b591af, 0x70f4ddd3, 0x66a02f45,
- 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0, 0x31cb8504,
- 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
- 0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb,
- 0x68dc1462, 0xd7486900, 0x680ec0a4, 0x27a18dee,
- 0x4f3ffea2, 0xe887ad8c, 0xb58ce006, 0x7af4d6b6,
- 0xaace1e7c, 0xd3375fec, 0xce78a399, 0x406b2a42,
- 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
- 0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2,
- 0x3a6efa74, 0xdd5b4332, 0x6841e7f7, 0xca7820fb,
- 0xfb0af54e, 0xd8feb397, 0x454056ac, 0xba489527,
- 0x55533a3a, 0x20838d87, 0xfe6ba9b7, 0xd096954b,
- 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
- 0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c,
- 0xfdf8e802, 0x04272f70, 0x80bb155c, 0x05282ce3,
- 0x95c11548, 0xe4c66d22, 0x48c1133f, 0xc70f86dc,
- 0x07f9c9ee, 0x41041f0f, 0x404779a4, 0x5d886e17,
- 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
- 0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b,
- 0x0e12b4c2, 0x02e1329e, 0xaf664fd1, 0xcad18115,
- 0x6b2395e0, 0x333e92e1, 0x3b240b62, 0xeebeb922,
- 0x85b2a20e, 0xe6ba0d99, 0xde720c8c, 0x2da2f728,
- 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
- 0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e,
- 0x0a476341, 0x992eff74, 0x3a6f6eab, 0xf4f8fd37,
- 0xa812dc60, 0xa1ebddf8, 0x991be14c, 0xdb6e6b0d,
- 0xc67b5510, 0x6d672c37, 0x2765d43b, 0xdcd0e804,
- 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
- 0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3,
- 0xbb132f88, 0x515bad24, 0x7b9479bf, 0x763bd6eb,
- 0x37392eb3, 0xcc115979, 0x8026e297, 0xf42e312d,
- 0x6842ada7, 0xc66a2b3b, 0x12754ccc, 0x782ef11c,
- 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
- 0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9,
- 0x44421659, 0x0a121386, 0xd90cec6e, 0xd5abea2a,
- 0x64af674e, 0xda86a85f, 0xbebfe988, 0x64e4c3fe,
- 0x9dbc8057, 0xf0f7c086, 0x60787bf8, 0x6003604d,
- 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
- 0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f,
- 0x77a057be, 0xbde8ae24, 0x55464299, 0xbf582e61,
- 0x4e58f48f, 0xf2ddfda2, 0xf474ef38, 0x8789bdc2,
- 0x5366f9c3, 0xc8b38e74, 0xb475f255, 0x46fcd9b9,
- 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
- 0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c,
- 0xb90bace1, 0xbb8205d0, 0x11a86248, 0x7574a99e,
- 0xb77f19b6, 0xe0a9dc09, 0x662d09a1, 0xc4324633,
- 0xe85a1f02, 0x09f0be8c, 0x4a99a025, 0x1d6efe10,
- 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
- 0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52,
- 0x50115e01, 0xa70683fa, 0xa002b5c4, 0x0de6d027,
- 0x9af88c27, 0x773f8641, 0xc3604c06, 0x61a806b5,
- 0xf0177a28, 0xc0f586e0, 0x006058aa, 0x30dc7d62,
- 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
- 0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76,
- 0x6f05e409, 0x4b7c0188, 0x39720a3d, 0x7c927c24,
- 0x86e3725f, 0x724d9db9, 0x1ac15bb4, 0xd39eb8fc,
- 0xed545578, 0x08fca5b5, 0xd83d7cd3, 0x4dad0fc4,
- 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
- 0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837,
- 0xd79a3234, 0x92638212, 0x670efa8e, 0x406000e0},
- {
- 0x3a39ce37, 0xd3faf5cf, 0xabc27737, 0x5ac52d1b,
- 0x5cb0679e, 0x4fa33742, 0xd3822740, 0x99bc9bbe,
- 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
- 0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4,
- 0x5748ab2f, 0xbc946e79, 0xc6a376d2, 0x6549c2c8,
- 0x530ff8ee, 0x468dde7d, 0xd5730a1d, 0x4cd04dc6,
- 0x2939bbdb, 0xa9ba4650, 0xac9526e8, 0xbe5ee304,
- 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
- 0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4,
- 0x83c061ba, 0x9be96a4d, 0x8fe51550, 0xba645bd6,
- 0x2826a2f9, 0xa73a3ae1, 0x4ba99586, 0xef5562e9,
- 0xc72fefd3, 0xf752f7da, 0x3f046f69, 0x77fa0a59,
- 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
- 0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51,
- 0x96d5ac3a, 0x017da67d, 0xd1cf3ed6, 0x7c7d2d28,
- 0x1f9f25cf, 0xadf2b89b, 0x5ad6b472, 0x5a88f54c,
- 0xe029ac71, 0xe019a5e6, 0x47b0acfd, 0xed93fa9b,
- 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
- 0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c,
- 0x15056dd4, 0x88f46dba, 0x03a16125, 0x0564f0bd,
- 0xc3eb9e15, 0x3c9057a2, 0x97271aec, 0xa93a072a,
- 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb, 0x26dcf319,
- 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
- 0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f,
- 0x4de81751, 0x3830dc8e, 0x379d5862, 0x9320f991,
- 0xea7a90c2, 0xfb3e7bce, 0x5121ce64, 0x774fbe32,
- 0xa8b6e37e, 0xc3293d46, 0x48de5369, 0x6413e680,
- 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
- 0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae,
- 0x5bbef7dd, 0x1b588d40, 0xccd2017f, 0x6bb4e3bb,
- 0xdda26a7e, 0x3a59ff45, 0x3e350a44, 0xbcb4cdd5,
- 0x72eacea8, 0xfa6484bb, 0x8d6612ae, 0xbf3c6f47,
- 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
- 0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d,
- 0x4040cb08, 0x4eb4e2cc, 0x34d2466a, 0x0115af84,
- 0xe1b00428, 0x95983a1d, 0x06b89fb4, 0xce6ea048,
- 0x6f3f3b82, 0x3520ab82, 0x011a1d4b, 0x277227f8,
- 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
- 0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9,
- 0xe01cc87e, 0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7,
- 0x1a908749, 0xd44fbd9a, 0xd0dadecb, 0xd50ada38,
- 0x0339c32a, 0xc6913667, 0x8df9317c, 0xe0b12b4f,
- 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
- 0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525,
- 0xfae59361, 0xceb69ceb, 0xc2a86459, 0x12baa8d1,
- 0xb6c1075e, 0xe3056a0c, 0x10d25065, 0xcb03a442,
- 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be, 0x3278e964,
- 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
- 0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8,
- 0xdf359f8d, 0x9b992f2e, 0xe60b6f47, 0x0fe3f11d,
- 0xe54cda54, 0x1edad891, 0xce6279cf, 0xcd3e7e6f,
- 0x1618b166, 0xfd2c1d05, 0x848fd2c5, 0xf6fb2299,
- 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
- 0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc,
- 0xde966292, 0x81b949d0, 0x4c50901b, 0x71c65614,
- 0xe6c6c7bd, 0x327a140a, 0x45e1d006, 0xc3f27b9a,
- 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2, 0x35bdd2f6,
- 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
- 0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0,
- 0xba38209c, 0xf746ce76, 0x77afa1c5, 0x20756060,
- 0x85cbfe4e, 0x8ae88dd8, 0x7aaaf9b0, 0x4cf9aa7e,
- 0x1948c25c, 0x02fb8a8c, 0x01c36ae4, 0xd6ebe1f9,
- 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
- 0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6}
- },
- {
- 0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344,
- 0xa4093822, 0x299f31d0, 0x082efa98, 0xec4e6c89,
- 0x452821e6, 0x38d01377, 0xbe5466cf, 0x34e90c6c,
- 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5, 0xb5470917,
- 0x9216d5d9, 0x8979fb1b
- } };
-
- *c = initstate;
-
-}
-
-u_int32_t
-Blowfish_stream2word(const u_int8_t *data, u_int16_t databytes,
- u_int16_t *current)
-{
- u_int8_t i;
- u_int16_t j;
- u_int32_t temp;
-
- temp = 0x00000000;
- j = *current;
-
- for (i = 0; i < 4; i++, j++) {
- if (j >= databytes)
- j = 0;
- temp = (temp << 8) | data[j];
- }
-
- *current = j;
- return temp;
-}
-
-void
-Blowfish_expand0state(blf_ctx *c, const u_int8_t *key, u_int16_t keybytes)
-{
- u_int16_t i;
- u_int16_t j;
- u_int16_t k;
- u_int32_t temp;
- u_int32_t datal;
- u_int32_t datar;
-
- j = 0;
- for (i = 0; i < BLF_N + 2; i++) {
- /* Extract 4 int8 to 1 int32 from keystream */
- temp = Blowfish_stream2word(key, keybytes, &j);
- c->P[i] = c->P[i] ^ temp;
- }
-
- j = 0;
- datal = 0x00000000;
- datar = 0x00000000;
- for (i = 0; i < BLF_N + 2; i += 2) {
- Blowfish_encipher(c, &datal, &datar);
-
- c->P[i] = datal;
- c->P[i + 1] = datar;
- }
-
- for (i = 0; i < 4; i++) {
- for (k = 0; k < 256; k += 2) {
- Blowfish_encipher(c, &datal, &datar);
-
- c->S[i][k] = datal;
- c->S[i][k + 1] = datar;
- }
- }
-}
-
-void
-Blowfish_expandstate(blf_ctx *c, const u_int8_t *data, u_int16_t databytes,
- const u_int8_t *key, u_int16_t keybytes)
-{
- u_int16_t i;
- u_int16_t j;
- u_int16_t k;
- u_int32_t temp;
- u_int32_t datal;
- u_int32_t datar;
-
- j = 0;
- for (i = 0; i < BLF_N + 2; i++) {
- /* Extract 4 int8 to 1 int32 from keystream */
- temp = Blowfish_stream2word(key, keybytes, &j);
- c->P[i] = c->P[i] ^ temp;
- }
-
- j = 0;
- datal = 0x00000000;
- datar = 0x00000000;
- for (i = 0; i < BLF_N + 2; i += 2) {
- datal ^= Blowfish_stream2word(data, databytes, &j);
- datar ^= Blowfish_stream2word(data, databytes, &j);
- Blowfish_encipher(c, &datal, &datar);
-
- c->P[i] = datal;
- c->P[i + 1] = datar;
- }
-
- for (i = 0; i < 4; i++) {
- for (k = 0; k < 256; k += 2) {
- datal ^= Blowfish_stream2word(data, databytes, &j);
- datar ^= Blowfish_stream2word(data, databytes, &j);
- Blowfish_encipher(c, &datal, &datar);
-
- c->S[i][k] = datal;
- c->S[i][k + 1] = datar;
- }
- }
-
-}
-
-void
-blf_enc(blf_ctx *c, u_int32_t *data, u_int16_t blocks)
-{
- u_int32_t *d;
- u_int16_t i;
-
- d = data;
- for (i = 0; i < blocks; i++) {
- Blowfish_encipher(c, d, d + 1);
- d += 2;
- }
-}
diff --git a/secure/lib/libcrypt/blowfish.h b/secure/lib/libcrypt/blowfish.h
deleted file mode 100644
index 2ea64749b9f1..000000000000
--- a/secure/lib/libcrypt/blowfish.h
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * Blowfish - a fast block cipher designed by Bruce Schneier
- *
- * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
- * All rights reserved.
- *
- * 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 above 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 software developed by Niels Provos.
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
- *
- * $FreeBSD$
- */
-
-/*
- * FreeBSD implementation by Paul Herman <pherman@frenchfries.net>
- */
-
-#ifndef _BLF_H_
-#define _BLF_H_
-
-/* Schneier states the maximum key length to be 56 bytes.
- * The way how the subkeys are initalized by the key up
- * to (N+2)*4 i.e. 72 bytes are utilized.
- * Warning: For normal blowfish encryption only 56 bytes
- * of the key affect all cipherbits.
- */
-
-#define BLF_N 16 /* Number of Subkeys */
-
-/* Blowfish context */
-typedef struct BlowfishContext {
- u_int32_t S[4][256]; /* S-Boxes */
- u_int32_t P[BLF_N + 2]; /* Subkeys */
-} blf_ctx;
-
-/* Raw access to customized Blowfish
- * blf_key is just:
- * Blowfish_initstate( state )
- * Blowfish_expand0state( state, key, keylen )
- */
-
-void Blowfish_initstate(blf_ctx *);
-void Blowfish_expand0state(blf_ctx *, const u_int8_t *, u_int16_t);
-void Blowfish_expandstate
- (blf_ctx *, const u_int8_t *, u_int16_t, const u_int8_t *, u_int16_t);
-u_int32_t Blowfish_stream2word(const u_int8_t *, u_int16_t, u_int16_t *);
-
-void blf_enc(blf_ctx *, u_int32_t *, u_int16_t);
-
-#endif /* _BLF_H_ */
diff --git a/secure/lib/libcrypt/crypt-blowfish.c b/secure/lib/libcrypt/crypt-blowfish.c
deleted file mode 100644
index 649d07cb30fd..000000000000
--- a/secure/lib/libcrypt/crypt-blowfish.c
+++ /dev/null
@@ -1,307 +0,0 @@
-/*
- * Copyright 1997 Niels Provos <provos@physnet.uni-hamburg.de>
- * All rights reserved.
- *
- * 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 above 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 software developed by Niels Provos.
- * 4. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-/* This password hashing algorithm was designed by David Mazieres
- * <dm@lcs.mit.edu> and works as follows:
- *
- * 1. state := InitState ()
- * 2. state := ExpandKey (state, salt, password) 3.
- * REPEAT rounds:
- * state := ExpandKey (state, 0, salt)
- * state := ExpandKey(state, 0, password)
- * 4. ctext := "OrpheanBeholderScryDoubt"
- * 5. REPEAT 64:
- * ctext := Encrypt_ECB (state, ctext);
- * 6. RETURN Concatenate (salt, ctext);
- *
- */
-
-/*
- * FreeBSD implementation by Paul Herman <pherman@frenchfries.net>
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/types.h>
-#include <string.h>
-#include <pwd.h>
-#include "blowfish.h"
-#include "crypt.h"
-
-/* This implementation is adaptable to current computing power.
- * You can have up to 2^31 rounds which should be enough for some
- * time to come.
- */
-
-#define BCRYPT_VERSION '2'
-#define BCRYPT_MAXSALT 16 /* Precomputation is just so nice */
-#define BCRYPT_BLOCKS 6 /* Ciphertext blocks */
-#define BCRYPT_MINROUNDS 16 /* we have log2(rounds) in salt */
-
-static void encode_base64(u_int8_t *, u_int8_t *, u_int16_t);
-static void decode_base64(u_int8_t *, u_int16_t, const u_int8_t *);
-
-static char encrypted[_PASSWORD_LEN];
-static char error[] = ":";
-
-static const u_int8_t Base64Code[] =
-"./ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
-
-static const u_int8_t index_64[128] =
-{
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 0, 1, 54, 55,
- 56, 57, 58, 59, 60, 61, 62, 63, 255, 255,
- 255, 255, 255, 255, 255, 2, 3, 4, 5, 6,
- 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
- 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27,
- 255, 255, 255, 255, 255, 255, 28, 29, 30,
- 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
- 41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
- 51, 52, 53, 255, 255, 255, 255, 255
-};
-#define CHAR64(c) ( (c) > 127 ? 255 : index_64[(c)])
-
-static void
-decode_base64(u_int8_t *buffer, u_int16_t len, const u_int8_t *data)
-{
- u_int8_t *bp = buffer;
- const u_int8_t *p = data;
- u_int8_t c1, c2, c3, c4;
- while (bp < buffer + len) {
- c1 = CHAR64(*p);
- c2 = CHAR64(*(p + 1));
-
- /* Invalid data */
- if (c1 == 255 || c2 == 255)
- break;
-
- *bp++ = (u_int8_t)((c1 << 2) | ((c2 & 0x30) >> 4));
- if (bp >= buffer + len)
- break;
-
- c3 = CHAR64(*(p + 2));
- if (c3 == 255)
- break;
-
- *bp++ = ((c2 & 0x0f) << 4) | ((c3 & 0x3c) >> 2);
- if (bp >= buffer + len)
- break;
-
- c4 = CHAR64(*(p + 3));
- if (c4 == 255)
- break;
- *bp++ = ((c3 & 0x03) << 6) | c4;
-
- p += 4;
- }
-}
-
-/* We handle $Vers$log2(NumRounds)$salt+passwd$
- i.e. $2$04$iwouldntknowwhattosayetKdJ6iFtacBqJdKe6aW7ou */
-
-char *
-crypt_blowfish(const char *key, const char *salt)
-{
- blf_ctx state;
- u_int32_t rounds, i, k;
- u_int16_t j;
- u_int8_t key_len, salt_len, logr, minr;
- u_int8_t ciphertext[4 * BCRYPT_BLOCKS] = "OrpheanBeholderScryDoubt";
- u_int8_t csalt[BCRYPT_MAXSALT];
- u_int32_t cdata[BCRYPT_BLOCKS];
- static const char *magic = "$2a$04$";
-
- /* Defaults */
- minr = 'a';
- logr = 4;
- rounds = 1 << logr;
-
- /* If it starts with the magic string, then skip that */
- if(!strncmp(salt, magic, strlen(magic))) {
- salt += strlen(magic);
- }
- else if (*salt == '$') {
-
- /* Discard "$" identifier */
- salt++;
-
- if (*salt > BCRYPT_VERSION) {
- /* How do I handle errors ? Return ':' */
- return error;
- }
-
- /* Check for minor versions */
- if (salt[1] != '$') {
- switch (salt[1]) {
- case 'a':
- /* 'ab' should not yield the same as 'abab' */
- minr = (u_int8_t)salt[1];
- salt++;
- break;
- default:
- return error;
- }
- } else
- minr = 0;
-
- /* Discard version + "$" identifier */
- salt += 2;
-
- if (salt[2] != '$')
- /* Out of sync with passwd entry */
- return error;
-
- /* Computer power doesnt increase linear, 2^x should be fine */
- logr = (u_int8_t)atoi(salt);
- rounds = 1 << logr;
- if (rounds < BCRYPT_MINROUNDS)
- return error;
-
- /* Discard num rounds + "$" identifier */
- salt += 3;
- }
-
-
- /* We dont want the base64 salt but the raw data */
- decode_base64(csalt, BCRYPT_MAXSALT, (const u_int8_t *)salt);
- salt_len = BCRYPT_MAXSALT;
- key_len = (u_int8_t)(strlen(key) + (minr >= 'a' ? 1 : 0));
-
- /* Setting up S-Boxes and Subkeys */
- Blowfish_initstate(&state);
- Blowfish_expandstate(&state, csalt, salt_len,
- (const u_int8_t *) key, key_len);
- for (k = 0; k < rounds; k++) {
- Blowfish_expand0state(&state, (const u_int8_t *) key, key_len);
- Blowfish_expand0state(&state, csalt, salt_len);
- }
-
- /* This can be precomputed later */
- j = 0;
- for (i = 0; i < BCRYPT_BLOCKS; i++)
- cdata[i] = Blowfish_stream2word(ciphertext, 4 * BCRYPT_BLOCKS, &j);
-
- /* Now do the encryption */
- for (k = 0; k < 64; k++)
- blf_enc(&state, cdata, BCRYPT_BLOCKS / 2);
-
- for (i = 0; i < BCRYPT_BLOCKS; i++) {
- ciphertext[4 * i + 3] = cdata[i] & 0xff;
- cdata[i] = cdata[i] >> 8;
- ciphertext[4 * i + 2] = cdata[i] & 0xff;
- cdata[i] = cdata[i] >> 8;
- ciphertext[4 * i + 1] = cdata[i] & 0xff;
- cdata[i] = cdata[i] >> 8;
- ciphertext[4 * i + 0] = cdata[i] & 0xff;
- }
-
-
- i = 0;
- encrypted[i++] = '$';
- encrypted[i++] = BCRYPT_VERSION;
- if (minr)
- encrypted[i++] = (int8_t)minr;
- encrypted[i++] = '$';
-
- snprintf(encrypted + i, 4, "%2.2u$", logr);
-
- encode_base64((u_int8_t *) encrypted + i + 3, csalt, BCRYPT_MAXSALT);
- encode_base64((u_int8_t *) encrypted + strlen(encrypted), ciphertext,
- 4 * BCRYPT_BLOCKS - 1);
- return encrypted;
-}
-
-static void
-encode_base64(u_int8_t *buffer, u_int8_t *data, u_int16_t len)
-{
- u_int8_t *bp = buffer;
- u_int8_t *p = data;
- u_int8_t c1, c2;
- while (p < data + len) {
- c1 = *p++;
- *bp++ = Base64Code[(c1 >> 2)];
- c1 = (c1 & 0x03) << 4;
- if (p >= data + len) {
- *bp++ = Base64Code[c1];
- break;
- }
- c2 = *p++;
- c1 |= (c2 >> 4) & 0x0f;
- *bp++ = Base64Code[c1];
- c1 = (c2 & 0x0f) << 2;
- if (p >= data + len) {
- *bp++ = Base64Code[c1];
- break;
- }
- c2 = *p++;
- c1 |= (c2 >> 6) & 0x03;
- *bp++ = Base64Code[c1];
- *bp++ = Base64Code[c2 & 0x3f];
- }
- *bp = '\0';
-}
-
-#if 0
-void
-main()
-{
- char blubber[73];
- char salt[100];
- char *p;
- salt[0] = '$';
- salt[1] = BCRYPT_VERSION;
- salt[2] = '$';
-
- snprintf(salt + 3, 4, "%2.2u$", 5);
-
- printf("24 bytes of salt: ");
- fgets(salt + 6, 94, stdin);
- salt[99] = 0;
- printf("72 bytes of password: ");
- fpurge(stdin);
- fgets(blubber, 73, stdin);
- blubber[72] = 0;
-
- p = crypt(blubber, salt);
- printf("Passwd entry: %s\n\n", p);
-
- p = bcrypt_gensalt(5);
- printf("Generated salt: %s\n", p);
- p = crypt(blubber, p);
- printf("Passwd entry: %s\n", p);
-}
-#endif
diff --git a/secure/lib/libcrypt/crypt-des.c b/secure/lib/libcrypt/crypt-des.c
deleted file mode 100644
index 9adff936f3ad..000000000000
--- a/secure/lib/libcrypt/crypt-des.c
+++ /dev/null
@@ -1,704 +0,0 @@
-/*
- * FreeSec: libcrypt for NetBSD
- *
- * Copyright (c) 1994 David Burren
- * All rights reserved.
- *
- * Adapted for FreeBSD-2.0 by Geoffrey M. Rehmet
- * this file should now *only* export crypt(), in order to make
- * binaries of libcrypt exportable from the USA
- *
- * Adapted for FreeBSD-4.0 by Mark R V Murray
- * this file should now *only* export crypt_des(), in order to make
- * a module that can be optionally included in libcrypt.
- *
- * 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 above 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. Neither the name of the author nor the names of other contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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.
- *
- * This is an original implementation of the DES and the crypt(3) interfaces
- * by David Burren <davidb@werj.com.au>.
- *
- * An excellent reference on the underlying algorithm (and related
- * algorithms) is:
- *
- * B. Schneier, Applied Cryptography: protocols, algorithms,
- * and source code in C, John Wiley & Sons, 1994.
- *
- * Note that in that book's description of DES the lookups for the initial,
- * pbox, and final permutations are inverted (this has been brought to the
- * attention of the author). A list of errata for this book has been
- * posted to the sci.crypt newsgroup by the author and is available for FTP.
- *
- * ARCHITECTURE ASSUMPTIONS:
- * It is assumed that the 8-byte arrays passed by reference can be
- * addressed as arrays of u_int32_t's (ie. the CPU is not picky about
- * alignment).
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/types.h>
-#include <sys/param.h>
-#include <arpa/inet.h>
-#include <pwd.h>
-#include <string.h>
-#include "crypt.h"
-
-/* We can't always assume gcc */
-#if defined(__GNUC__) && !defined(lint)
-#define INLINE inline
-#else
-#define INLINE
-#endif
-
-
-static u_char IP[64] = {
- 58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4,
- 62, 54, 46, 38, 30, 22, 14, 6, 64, 56, 48, 40, 32, 24, 16, 8,
- 57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3,
- 61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7
-};
-
-static u_char inv_key_perm[64];
-static u_char key_perm[56] = {
- 57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18,
- 10, 2, 59, 51, 43, 35, 27, 19, 11, 3, 60, 52, 44, 36,
- 63, 55, 47, 39, 31, 23, 15, 7, 62, 54, 46, 38, 30, 22,
- 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 28, 20, 12, 4
-};
-
-static u_char key_shifts[16] = {
- 1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1
-};
-
-static u_char inv_comp_perm[56];
-static u_char comp_perm[48] = {
- 14, 17, 11, 24, 1, 5, 3, 28, 15, 6, 21, 10,
- 23, 19, 12, 4, 26, 8, 16, 7, 27, 20, 13, 2,
- 41, 52, 31, 37, 47, 55, 30, 40, 51, 45, 33, 48,
- 44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32
-};
-
-/*
- * No E box is used, as it's replaced by some ANDs, shifts, and ORs.
- */
-
-static u_char u_sbox[8][64];
-static u_char sbox[8][64] = {
- {
- 14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7,
- 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8,
- 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0,
- 15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13
- },
- {
- 15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10,
- 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5,
- 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15,
- 13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9
- },
- {
- 10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8,
- 13, 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1,
- 13, 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7,
- 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12
- },
- {
- 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15,
- 13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9,
- 10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4,
- 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14
- },
- {
- 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9,
- 14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6,
- 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14,
- 11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3
- },
- {
- 12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11,
- 10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8,
- 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6,
- 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13
- },
- {
- 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1,
- 13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6,
- 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2,
- 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12
- },
- {
- 13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7,
- 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2,
- 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8,
- 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11
- }
-};
-
-static u_char un_pbox[32];
-static u_char pbox[32] = {
- 16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10,
- 2, 8, 24, 14, 32, 27, 3, 9, 19, 13, 30, 6, 22, 11, 4, 25
-};
-
-static u_int32_t bits32[32] =
-{
- 0x80000000, 0x40000000, 0x20000000, 0x10000000,
- 0x08000000, 0x04000000, 0x02000000, 0x01000000,
- 0x00800000, 0x00400000, 0x00200000, 0x00100000,
- 0x00080000, 0x00040000, 0x00020000, 0x00010000,
- 0x00008000, 0x00004000, 0x00002000, 0x00001000,
- 0x00000800, 0x00000400, 0x00000200, 0x00000100,
- 0x00000080, 0x00000040, 0x00000020, 0x00000010,
- 0x00000008, 0x00000004, 0x00000002, 0x00000001
-};
-
-static u_char bits8[8] = { 0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 };
-
-static u_int32_t saltbits;
-static u_int32_t old_salt;
-static u_int32_t *bits28, *bits24;
-static u_char init_perm[64], final_perm[64];
-static u_int32_t en_keysl[16], en_keysr[16];
-static u_int32_t de_keysl[16], de_keysr[16];
-static int des_initialised = 0;
-static u_char m_sbox[4][4096];
-static u_int32_t psbox[4][256];
-static u_int32_t ip_maskl[8][256], ip_maskr[8][256];
-static u_int32_t fp_maskl[8][256], fp_maskr[8][256];
-static u_int32_t key_perm_maskl[8][128], key_perm_maskr[8][128];
-static u_int32_t comp_maskl[8][128], comp_maskr[8][128];
-static u_int32_t old_rawkey0, old_rawkey1;
-
-static u_char ascii64[] =
- "./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
-/* 0000000000111111111122222222223333333333444444444455555555556666 */
-/* 0123456789012345678901234567890123456789012345678901234567890123 */
-
-static INLINE int
-ascii_to_bin(char ch)
-{
- if (ch > 'z')
- return(0);
- if (ch >= 'a')
- return(ch - 'a' + 38);
- if (ch > 'Z')
- return(0);
- if (ch >= 'A')
- return(ch - 'A' + 12);
- if (ch > '9')
- return(0);
- if (ch >= '.')
- return(ch - '.');
- return(0);
-}
-
-static void
-des_init(void)
-{
- int i, j, b, k, inbit, obit;
- u_int32_t *p, *il, *ir, *fl, *fr;
-
- old_rawkey0 = old_rawkey1 = 0L;
- saltbits = 0L;
- old_salt = 0L;
- bits24 = (bits28 = bits32 + 4) + 4;
-
- /*
- * Invert the S-boxes, reordering the input bits.
- */
- for (i = 0; i < 8; i++)
- for (j = 0; j < 64; j++) {
- b = (j & 0x20) | ((j & 1) << 4) | ((j >> 1) & 0xf);
- u_sbox[i][j] = sbox[i][b];
- }
-
- /*
- * Convert the inverted S-boxes into 4 arrays of 8 bits.
- * Each will handle 12 bits of the S-box input.
- */
- for (b = 0; b < 4; b++)
- for (i = 0; i < 64; i++)
- for (j = 0; j < 64; j++)
- m_sbox[b][(i << 6) | j] =
- (u_char)((u_sbox[(b << 1)][i] << 4) |
- u_sbox[(b << 1) + 1][j]);
-
- /*
- * Set up the initial & final permutations into a useful form, and
- * initialise the inverted key permutation.
- */
- for (i = 0; i < 64; i++) {
- init_perm[final_perm[i] = IP[i] - 1] = (u_char)i;
- inv_key_perm[i] = 255;
- }
-
- /*
- * Invert the key permutation and initialise the inverted key
- * compression permutation.
- */
- for (i = 0; i < 56; i++) {
- inv_key_perm[key_perm[i] - 1] = (u_char)i;
- inv_comp_perm[i] = 255;
- }
-
- /*
- * Invert the key compression permutation.
- */
- for (i = 0; i < 48; i++) {
- inv_comp_perm[comp_perm[i] - 1] = (u_char)i;
- }
-
- /*
- * Set up the OR-mask arrays for the initial and final permutations,
- * and for the key initial and compression permutations.
- */
- for (k = 0; k < 8; k++) {
- for (i = 0; i < 256; i++) {
- *(il = &ip_maskl[k][i]) = 0L;
- *(ir = &ip_maskr[k][i]) = 0L;
- *(fl = &fp_maskl[k][i]) = 0L;
- *(fr = &fp_maskr[k][i]) = 0L;
- for (j = 0; j < 8; j++) {
- inbit = 8 * k + j;
- if (i & bits8[j]) {
- if ((obit = init_perm[inbit]) < 32)
- *il |= bits32[obit];
- else
- *ir |= bits32[obit-32];
- if ((obit = final_perm[inbit]) < 32)
- *fl |= bits32[obit];
- else
- *fr |= bits32[obit - 32];
- }
- }
- }
- for (i = 0; i < 128; i++) {
- *(il = &key_perm_maskl[k][i]) = 0L;
- *(ir = &key_perm_maskr[k][i]) = 0L;
- for (j = 0; j < 7; j++) {
- inbit = 8 * k + j;
- if (i & bits8[j + 1]) {
- if ((obit = inv_key_perm[inbit]) == 255)
- continue;
- if (obit < 28)
- *il |= bits28[obit];
- else
- *ir |= bits28[obit - 28];
- }
- }
- *(il = &comp_maskl[k][i]) = 0L;
- *(ir = &comp_maskr[k][i]) = 0L;
- for (j = 0; j < 7; j++) {
- inbit = 7 * k + j;
- if (i & bits8[j + 1]) {
- if ((obit=inv_comp_perm[inbit]) == 255)
- continue;
- if (obit < 24)
- *il |= bits24[obit];
- else
- *ir |= bits24[obit - 24];
- }
- }
- }
- }
-
- /*
- * Invert the P-box permutation, and convert into OR-masks for
- * handling the output of the S-box arrays setup above.
- */
- for (i = 0; i < 32; i++)
- un_pbox[pbox[i] - 1] = (u_char)i;
-
- for (b = 0; b < 4; b++)
- for (i = 0; i < 256; i++) {
- *(p = &psbox[b][i]) = 0L;
- for (j = 0; j < 8; j++) {
- if (i & bits8[j])
- *p |= bits32[un_pbox[8 * b + j]];
- }
- }
-
- des_initialised = 1;
-}
-
-static void
-setup_salt(u_int32_t salt)
-{
- u_int32_t obit, saltbit;
- int i;
-
- if (salt == old_salt)
- return;
- old_salt = salt;
-
- saltbits = 0L;
- saltbit = 1;
- obit = 0x800000;
- for (i = 0; i < 24; i++) {
- if (salt & saltbit)
- saltbits |= obit;
- saltbit <<= 1;
- obit >>= 1;
- }
-}
-
-static int
-des_setkey(const char *key)
-{
- u_int32_t k0, k1, rawkey0, rawkey1;
- int shifts, round;
-
- if (!des_initialised)
- des_init();
-
- rawkey0 = ntohl(*(const u_int32_t *) key);
- rawkey1 = ntohl(*(const u_int32_t *) (key + 4));
-
- if ((rawkey0 | rawkey1)
- && rawkey0 == old_rawkey0
- && rawkey1 == old_rawkey1) {
- /*
- * Already setup for this key.
- * This optimisation fails on a zero key (which is weak and
- * has bad parity anyway) in order to simplify the starting
- * conditions.
- */
- return(0);
- }
- old_rawkey0 = rawkey0;
- old_rawkey1 = rawkey1;
-
- /*
- * Do key permutation and split into two 28-bit subkeys.
- */
- k0 = key_perm_maskl[0][rawkey0 >> 25]
- | key_perm_maskl[1][(rawkey0 >> 17) & 0x7f]
- | key_perm_maskl[2][(rawkey0 >> 9) & 0x7f]
- | key_perm_maskl[3][(rawkey0 >> 1) & 0x7f]
- | key_perm_maskl[4][rawkey1 >> 25]
- | key_perm_maskl[5][(rawkey1 >> 17) & 0x7f]
- | key_perm_maskl[6][(rawkey1 >> 9) & 0x7f]
- | key_perm_maskl[7][(rawkey1 >> 1) & 0x7f];
- k1 = key_perm_maskr[0][rawkey0 >> 25]
- | key_perm_maskr[1][(rawkey0 >> 17) & 0x7f]
- | key_perm_maskr[2][(rawkey0 >> 9) & 0x7f]
- | key_perm_maskr[3][(rawkey0 >> 1) & 0x7f]
- | key_perm_maskr[4][rawkey1 >> 25]
- | key_perm_maskr[5][(rawkey1 >> 17) & 0x7f]
- | key_perm_maskr[6][(rawkey1 >> 9) & 0x7f]
- | key_perm_maskr[7][(rawkey1 >> 1) & 0x7f];
- /*
- * Rotate subkeys and do compression permutation.
- */
- shifts = 0;
- for (round = 0; round < 16; round++) {
- u_int32_t t0, t1;
-
- shifts += key_shifts[round];
-
- t0 = (k0 << shifts) | (k0 >> (28 - shifts));
- t1 = (k1 << shifts) | (k1 >> (28 - shifts));
-
- de_keysl[15 - round] =
- en_keysl[round] = comp_maskl[0][(t0 >> 21) & 0x7f]
- | comp_maskl[1][(t0 >> 14) & 0x7f]
- | comp_maskl[2][(t0 >> 7) & 0x7f]
- | comp_maskl[3][t0 & 0x7f]
- | comp_maskl[4][(t1 >> 21) & 0x7f]
- | comp_maskl[5][(t1 >> 14) & 0x7f]
- | comp_maskl[6][(t1 >> 7) & 0x7f]
- | comp_maskl[7][t1 & 0x7f];
-
- de_keysr[15 - round] =
- en_keysr[round] = comp_maskr[0][(t0 >> 21) & 0x7f]
- | comp_maskr[1][(t0 >> 14) & 0x7f]
- | comp_maskr[2][(t0 >> 7) & 0x7f]
- | comp_maskr[3][t0 & 0x7f]
- | comp_maskr[4][(t1 >> 21) & 0x7f]
- | comp_maskr[5][(t1 >> 14) & 0x7f]
- | comp_maskr[6][(t1 >> 7) & 0x7f]
- | comp_maskr[7][t1 & 0x7f];
- }
- return(0);
-}
-
-static int
-do_des( u_int32_t l_in, u_int32_t r_in, u_int32_t *l_out, u_int32_t *r_out, int count)
-{
- /*
- * l_in, r_in, l_out, and r_out are in pseudo-"big-endian" format.
- */
- u_int32_t l, r, *kl, *kr, *kl1, *kr1;
- u_int32_t f, r48l, r48r;
- int round;
-
- if (count == 0) {
- return(1);
- } else if (count > 0) {
- /*
- * Encrypting
- */
- kl1 = en_keysl;
- kr1 = en_keysr;
- } else {
- /*
- * Decrypting
- */
- count = -count;
- kl1 = de_keysl;
- kr1 = de_keysr;
- }
-
- /*
- * Do initial permutation (IP).
- */
- l = ip_maskl[0][l_in >> 24]
- | ip_maskl[1][(l_in >> 16) & 0xff]
- | ip_maskl[2][(l_in >> 8) & 0xff]
- | ip_maskl[3][l_in & 0xff]
- | ip_maskl[4][r_in >> 24]
- | ip_maskl[5][(r_in >> 16) & 0xff]
- | ip_maskl[6][(r_in >> 8) & 0xff]
- | ip_maskl[7][r_in & 0xff];
- r = ip_maskr[0][l_in >> 24]
- | ip_maskr[1][(l_in >> 16) & 0xff]
- | ip_maskr[2][(l_in >> 8) & 0xff]
- | ip_maskr[3][l_in & 0xff]
- | ip_maskr[4][r_in >> 24]
- | ip_maskr[5][(r_in >> 16) & 0xff]
- | ip_maskr[6][(r_in >> 8) & 0xff]
- | ip_maskr[7][r_in & 0xff];
-
- while (count--) {
- /*
- * Do each round.
- */
- kl = kl1;
- kr = kr1;
- round = 16;
- while (round--) {
- /*
- * Expand R to 48 bits (simulate the E-box).
- */
- r48l = ((r & 0x00000001) << 23)
- | ((r & 0xf8000000) >> 9)
- | ((r & 0x1f800000) >> 11)
- | ((r & 0x01f80000) >> 13)
- | ((r & 0x001f8000) >> 15);
-
- r48r = ((r & 0x0001f800) << 7)
- | ((r & 0x00001f80) << 5)
- | ((r & 0x000001f8) << 3)
- | ((r & 0x0000001f) << 1)
- | ((r & 0x80000000) >> 31);
- /*
- * Do salting for crypt() and friends, and
- * XOR with the permuted key.
- */
- f = (r48l ^ r48r) & saltbits;
- r48l ^= f ^ *kl++;
- r48r ^= f ^ *kr++;
- /*
- * Do sbox lookups (which shrink it back to 32 bits)
- * and do the pbox permutation at the same time.
- */
- f = psbox[0][m_sbox[0][r48l >> 12]]
- | psbox[1][m_sbox[1][r48l & 0xfff]]
- | psbox[2][m_sbox[2][r48r >> 12]]
- | psbox[3][m_sbox[3][r48r & 0xfff]];
- /*
- * Now that we've permuted things, complete f().
- */
- f ^= l;
- l = r;
- r = f;
- }
- r = l;
- l = f;
- }
- /*
- * Do final permutation (inverse of IP).
- */
- *l_out = fp_maskl[0][l >> 24]
- | fp_maskl[1][(l >> 16) & 0xff]
- | fp_maskl[2][(l >> 8) & 0xff]
- | fp_maskl[3][l & 0xff]
- | fp_maskl[4][r >> 24]
- | fp_maskl[5][(r >> 16) & 0xff]
- | fp_maskl[6][(r >> 8) & 0xff]
- | fp_maskl[7][r & 0xff];
- *r_out = fp_maskr[0][l >> 24]
- | fp_maskr[1][(l >> 16) & 0xff]
- | fp_maskr[2][(l >> 8) & 0xff]
- | fp_maskr[3][l & 0xff]
- | fp_maskr[4][r >> 24]
- | fp_maskr[5][(r >> 16) & 0xff]
- | fp_maskr[6][(r >> 8) & 0xff]
- | fp_maskr[7][r & 0xff];
- return(0);
-}
-
-static int
-des_cipher(const char *in, char *out, u_long salt, int count)
-{
- u_int32_t l_out, r_out, rawl, rawr;
- int retval;
- union {
- u_int32_t *ui32;
- const char *c;
- } trans;
-
- if (!des_initialised)
- des_init();
-
- setup_salt(salt);
-
- trans.c = in;
- rawl = ntohl(*trans.ui32++);
- rawr = ntohl(*trans.ui32);
-
- retval = do_des(rawl, rawr, &l_out, &r_out, count);
-
- trans.c = out;
- *trans.ui32++ = htonl(l_out);
- *trans.ui32 = htonl(r_out);
- return(retval);
-}
-
-char *
-crypt_des(const char *key, const char *setting)
-{
- int i;
- u_int32_t count, salt, l, r0, r1, keybuf[2];
- u_char *p, *q;
- static char output[21];
-
- if (!des_initialised)
- des_init();
-
- /*
- * Copy the key, shifting each character up by one bit
- * and padding with zeros.
- */
- q = (u_char *)keybuf;
- while (q - (u_char *)keybuf - 8) {
- *q++ = *key << 1;
- if (*(q - 1))
- key++;
- }
- if (des_setkey((char *)keybuf))
- return(NULL);
-
- if (*setting == _PASSWORD_EFMT1) {
- /*
- * "new"-style:
- * setting - underscore, 4 bytes of count, 4 bytes of salt
- * key - unlimited characters
- */
- for (i = 1, count = 0L; i < 5; i++)
- count |= ascii_to_bin(setting[i]) << ((i - 1) * 6);
-
- for (i = 5, salt = 0L; i < 9; i++)
- salt |= ascii_to_bin(setting[i]) << ((i - 5) * 6);
-
- while (*key) {
- /*
- * Encrypt the key with itself.
- */
- if (des_cipher((char *)keybuf, (char *)keybuf, 0L, 1))
- return(NULL);
- /*
- * And XOR with the next 8 characters of the key.
- */
- q = (u_char *)keybuf;
- while (q - (u_char *)keybuf - 8 && *key)
- *q++ ^= *key++ << 1;
-
- if (des_setkey((char *)keybuf))
- return(NULL);
- }
- strncpy(output, setting, 9);
-
- /*
- * Double check that we weren't given a short setting.
- * If we were, the above code will probably have created
- * wierd values for count and salt, but we don't really care.
- * Just make sure the output string doesn't have an extra
- * NUL in it.
- */
- output[9] = '\0';
- p = (u_char *)output + strlen(output);
- } else {
- /*
- * "old"-style:
- * setting - 2 bytes of salt
- * key - up to 8 characters
- */
- count = 25;
-
- salt = (ascii_to_bin(setting[1]) << 6)
- | ascii_to_bin(setting[0]);
-
- output[0] = setting[0];
- /*
- * If the encrypted password that the salt was extracted from
- * is only 1 character long, the salt will be corrupted. We
- * need to ensure that the output string doesn't have an extra
- * NUL in it!
- */
- output[1] = setting[1] ? setting[1] : output[0];
-
- p = (u_char *)output + 2;
- }
- setup_salt(salt);
- /*
- * Do it.
- */
- if (do_des(0L, 0L, &r0, &r1, (int)count))
- return(NULL);
- /*
- * Now encode the result...
- */
- l = (r0 >> 8);
- *p++ = ascii64[(l >> 18) & 0x3f];
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
-
- l = (r0 << 16) | ((r1 >> 16) & 0xffff);
- *p++ = ascii64[(l >> 18) & 0x3f];
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
-
- l = r1 << 2;
- *p++ = ascii64[(l >> 12) & 0x3f];
- *p++ = ascii64[(l >> 6) & 0x3f];
- *p++ = ascii64[l & 0x3f];
- *p = 0;
-
- return(output);
-}