Delete bundled copy of OpenSSL and replace with README.

openssl/crypto/des/des_locl.h

Index: openssl/crypto/des/des_locl.h
diff --git a/openssl/crypto/des/des_locl.h b/openssl/crypto/des/des_locl.h
deleted file mode 100644
index a3b512e9b040c0b531f1633b96ab0ab3ed4f145a..0000000000000000000000000000000000000000
--- a/openssl/crypto/des/des_locl.h
+++ /dev/null
@@ -1,432 +0,0 @@
-/* crypto/des/des_locl.h */
-/* Copyright (C) 1995-1997 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.]
- */
-
-#ifndef HEADER_DES_LOCL_H
-#define HEADER_DES_LOCL_H
-
-#include <openssl/e_os2.h>
-
-#if defined(OPENSSL_SYS_WIN32)
-#ifndef OPENSSL_SYS_MSDOS
-#define OPENSSL_SYS_MSDOS
-#endif
-#endif
-
-#include <stdio.h>
-#include <stdlib.h>
-
-#ifndef OPENSSL_SYS_MSDOS
-#if !defined(OPENSSL_SYS_VMS) || defined(__DECC)
-#ifdef OPENSSL_UNISTD
-# include OPENSSL_UNISTD
-#else
-# include <unistd.h>
-#endif
-#include <math.h>
-#endif
-#endif
-#include <openssl/des.h>
-
-#ifdef OPENSSL_SYS_MSDOS		/* Visual C++ 2.1 (Windows NT/95) */
-#include <stdlib.h>
-#include <errno.h>
-#include <time.h>
-#include <io.h>
-#endif
-
-#if defined(__STDC__) || defined(OPENSSL_SYS_VMS) || defined(M_XENIX) || defined(OPENSSL_SYS_MSDOS)
-#include <string.h>
-#endif
-
-#ifdef OPENSSL_BUILD_SHLIBCRYPTO
-# undef OPENSSL_EXTERN
-# define OPENSSL_EXTERN OPENSSL_EXPORT
-#endif
-
-#define ITERATIONS 16
-#define HALF_ITERATIONS 8
-
-/* used in des_read and des_write */
-#define MAXWRITE	(1024*16)
-#define BSIZE		(MAXWRITE+4)
-
-#define c2l(c,l)	(l =((DES_LONG)(*((c)++)))    , \
-			 l|=((DES_LONG)(*((c)++)))<< 8L, \
-			 l|=((DES_LONG)(*((c)++)))<<16L, \
-			 l|=((DES_LONG)(*((c)++)))<<24L)
-
-/* NOTE - c is not incremented as per c2l */
-#define c2ln(c,l1,l2,n)	{ \
-			c+=n; \
-			l1=l2=0; \
-			switch (n) { \
-			case 8: l2 =((DES_LONG)(*(--(c))))<<24L; \
-			case 7: l2|=((DES_LONG)(*(--(c))))<<16L; \
-			case 6: l2|=((DES_LONG)(*(--(c))))<< 8L; \
-			case 5: l2|=((DES_LONG)(*(--(c))));     \
-			case 4: l1 =((DES_LONG)(*(--(c))))<<24L; \
-			case 3: l1|=((DES_LONG)(*(--(c))))<<16L; \
-			case 2: l1|=((DES_LONG)(*(--(c))))<< 8L; \
-			case 1: l1|=((DES_LONG)(*(--(c))));     \
-				} \
-			}
-
-#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))
-
-/* replacements for htonl and ntohl since I have no idea what to do
- * when faced with machines with 8 byte longs. */
-#define HDRSIZE 4
-
-#define n2l(c,l)	(l =((DES_LONG)(*((c)++)))<<24L, \
-			 l|=((DES_LONG)(*((c)++)))<<16L, \
-			 l|=((DES_LONG)(*((c)++)))<< 8L, \
-			 l|=((DES_LONG)(*((c)++))))
-
-#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))
-
-/* NOTE - c is not incremented as per l2c */
-#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); \
-				} \
-			}
-
-#if (defined(OPENSSL_SYS_WIN32) && defined(_MSC_VER)) || defined(__ICC)
-#define	ROTATE(a,n)	(_lrotr(a,n))
-#elif defined(__GNUC__) && __GNUC__>=2 && !defined(__STRICT_ANSI__) && !defined(OPENSSL_NO_ASM) && !defined(OPENSSL_NO_INLINE_ASM) && !defined(PEDANTIC)
-# if defined(__i386) || defined(__i386__) || defined(__x86_64) || defined(__x86_64__)
-#  define ROTATE(a,n)	({ register unsigned int ret;	\
-				asm ("rorl %1,%0"	\
-					: "=r"(ret)	\
-					: "I"(n),"0"(a)	\
-					: "cc");	\
-			   ret;				\
-			})
-# endif
-#endif
-#ifndef ROTATE
-#define	ROTATE(a,n)	(((a)>>(n))+((a)<<(32-(n))))
-#endif
-
-/* Don't worry about the LOAD_DATA() stuff, that is used by
- * fcrypt() to add it's little bit to the front */
-
-#ifdef DES_FCRYPT
-
-#define LOAD_DATA_tmp(R,S,u,t,E0,E1) \
-	{ DES_LONG tmp; LOAD_DATA(R,S,u,t,E0,E1,tmp); }
-
-#define LOAD_DATA(R,S,u,t,E0,E1,tmp) \
-	t=R^(R>>16L); \
-	u=t&E0; t&=E1; \
-	tmp=(u<<16); u^=R^s[S  ]; u^=tmp; \
-	tmp=(t<<16); t^=R^s[S+1]; t^=tmp
-#else
-#define LOAD_DATA_tmp(a,b,c,d,e,f) LOAD_DATA(a,b,c,d,e,f,g)
-#define LOAD_DATA(R,S,u,t,E0,E1,tmp) \
-	u=R^s[S  ]; \
-	t=R^s[S+1]
-#endif
-
-/* The changes to this macro may help or hinder, depending on the
- * compiler and the architecture.  gcc2 always seems to do well :-).
- * Inspired by Dana How <how@isl.stanford.edu>
- * DO NOT use the alternative version on machines with 8 byte longs.
- * It does not seem to work on the Alpha, even when DES_LONG is 4
- * bytes, probably an issue of accessing non-word aligned objects :-( */
-#ifdef DES_PTR
-
-/* It recently occurred to me that 0^0^0^0^0^0^0 == 0, so there
- * is no reason to not xor all the sub items together.  This potentially
- * saves a register since things can be xored directly into L */
-
-#if defined(DES_RISC1) || defined(DES_RISC2)
-#ifdef DES_RISC1
-#define D_ENCRYPT(LL,R,S) { \
-	unsigned int u1,u2,u3; \
-	LOAD_DATA(R,S,u,t,E0,E1,u1); \
-	u2=(int)u>>8L; \
-	u1=(int)u&0xfc; \
-	u2&=0xfc; \
-	t=ROTATE(t,4); \
-	u>>=16L; \
-	LL^= *(const DES_LONG *)(des_SP      +u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x200+u2); \
-	u3=(int)(u>>8L); \
-	u1=(int)u&0xfc; \
-	u3&=0xfc; \
-	LL^= *(const DES_LONG *)(des_SP+0x400+u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x600+u3); \
-	u2=(int)t>>8L; \
-	u1=(int)t&0xfc; \
-	u2&=0xfc; \
-	t>>=16L; \
-	LL^= *(const DES_LONG *)(des_SP+0x100+u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x300+u2); \
-	u3=(int)t>>8L; \
-	u1=(int)t&0xfc; \
-	u3&=0xfc; \
-	LL^= *(const DES_LONG *)(des_SP+0x500+u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x700+u3); }
-#endif
-#ifdef DES_RISC2
-#define D_ENCRYPT(LL,R,S) { \
-	unsigned int u1,u2,s1,s2; \
-	LOAD_DATA(R,S,u,t,E0,E1,u1); \
-	u2=(int)u>>8L; \
-	u1=(int)u&0xfc; \
-	u2&=0xfc; \
-	t=ROTATE(t,4); \
-	LL^= *(const DES_LONG *)(des_SP      +u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x200+u2); \
-	s1=(int)(u>>16L); \
-	s2=(int)(u>>24L); \
-	s1&=0xfc; \
-	s2&=0xfc; \
-	LL^= *(const DES_LONG *)(des_SP+0x400+s1); \
-	LL^= *(const DES_LONG *)(des_SP+0x600+s2); \
-	u2=(int)t>>8L; \
-	u1=(int)t&0xfc; \
-	u2&=0xfc; \
-	LL^= *(const DES_LONG *)(des_SP+0x100+u1); \
-	LL^= *(const DES_LONG *)(des_SP+0x300+u2); \
-	s1=(int)(t>>16L); \
-	s2=(int)(t>>24L); \
-	s1&=0xfc; \
-	s2&=0xfc; \
-	LL^= *(const DES_LONG *)(des_SP+0x500+s1); \
-	LL^= *(const DES_LONG *)(des_SP+0x700+s2); }
-#endif
-#else
-#define D_ENCRYPT(LL,R,S) { \
-	LOAD_DATA_tmp(R,S,u,t,E0,E1); \
-	t=ROTATE(t,4); \
-	LL^= \
-	*(const DES_LONG *)(des_SP      +((u     )&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x200+((u>> 8L)&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x400+((u>>16L)&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x600+((u>>24L)&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x100+((t     )&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x300+((t>> 8L)&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x500+((t>>16L)&0xfc))^ \
-	*(const DES_LONG *)(des_SP+0x700+((t>>24L)&0xfc)); }
-#endif
-
-#else /* original version */
-
-#if defined(DES_RISC1) || defined(DES_RISC2)
-#ifdef DES_RISC1
-#define D_ENCRYPT(LL,R,S) {\
-	unsigned int u1,u2,u3; \
-	LOAD_DATA(R,S,u,t,E0,E1,u1); \
-	u>>=2L; \
-	t=ROTATE(t,6); \
-	u2=(int)u>>8L; \
-	u1=(int)u&0x3f; \
-	u2&=0x3f; \
-	u>>=16L; \
-	LL^=DES_SPtrans[0][u1]; \
-	LL^=DES_SPtrans[2][u2]; \
-	u3=(int)u>>8L; \
-	u1=(int)u&0x3f; \
-	u3&=0x3f; \
-	LL^=DES_SPtrans[4][u1]; \
-	LL^=DES_SPtrans[6][u3]; \
-	u2=(int)t>>8L; \
-	u1=(int)t&0x3f; \
-	u2&=0x3f; \
-	t>>=16L; \
-	LL^=DES_SPtrans[1][u1]; \
-	LL^=DES_SPtrans[3][u2]; \
-	u3=(int)t>>8L; \
-	u1=(int)t&0x3f; \
-	u3&=0x3f; \
-	LL^=DES_SPtrans[5][u1]; \
-	LL^=DES_SPtrans[7][u3]; }
-#endif
-#ifdef DES_RISC2
-#define D_ENCRYPT(LL,R,S) {\
-	unsigned int u1,u2,s1,s2; \
-	LOAD_DATA(R,S,u,t,E0,E1,u1); \
-	u>>=2L; \
-	t=ROTATE(t,6); \
-	u2=(int)u>>8L; \
-	u1=(int)u&0x3f; \
-	u2&=0x3f; \
-	LL^=DES_SPtrans[0][u1]; \
-	LL^=DES_SPtrans[2][u2]; \
-	s1=(int)u>>16L; \
-	s2=(int)u>>24L; \
-	s1&=0x3f; \
-	s2&=0x3f; \
-	LL^=DES_SPtrans[4][s1]; \
-	LL^=DES_SPtrans[6][s2]; \
-	u2=(int)t>>8L; \
-	u1=(int)t&0x3f; \
-	u2&=0x3f; \
-	LL^=DES_SPtrans[1][u1]; \
-	LL^=DES_SPtrans[3][u2]; \
-	s1=(int)t>>16; \
-	s2=(int)t>>24L; \
-	s1&=0x3f; \
-	s2&=0x3f; \
-	LL^=DES_SPtrans[5][s1]; \
-	LL^=DES_SPtrans[7][s2]; }
-#endif
-
-#else
-
-#define D_ENCRYPT(LL,R,S) {\
-	LOAD_DATA_tmp(R,S,u,t,E0,E1); \
-	t=ROTATE(t,4); \
-	LL^=\
-		DES_SPtrans[0][(u>> 2L)&0x3f]^ \
-		DES_SPtrans[2][(u>>10L)&0x3f]^ \
-		DES_SPtrans[4][(u>>18L)&0x3f]^ \
-		DES_SPtrans[6][(u>>26L)&0x3f]^ \
-		DES_SPtrans[1][(t>> 2L)&0x3f]^ \
-		DES_SPtrans[3][(t>>10L)&0x3f]^ \
-		DES_SPtrans[5][(t>>18L)&0x3f]^ \
-		DES_SPtrans[7][(t>>26L)&0x3f]; }
-#endif
-#endif
-
-	/* IP and FP
-	 * The problem is more of a geometric problem that random bit fiddling.
-	 0  1  2  3  4  5  6  7      62 54 46 38 30 22 14  6
-	 8  9 10 11 12 13 14 15      60 52 44 36 28 20 12  4
-	16 17 18 19 20 21 22 23      58 50 42 34 26 18 10  2
-	24 25 26 27 28 29 30 31  to  56 48 40 32 24 16  8  0
-
-	32 33 34 35 36 37 38 39      63 55 47 39 31 23 15  7
-	40 41 42 43 44 45 46 47      61 53 45 37 29 21 13  5
-	48 49 50 51 52 53 54 55      59 51 43 35 27 19 11  3
-	56 57 58 59 60 61 62 63      57 49 41 33 25 17  9  1
-
-	The output has been subject to swaps of the form
-	0 1 -> 3 1 but the odd and even bits have been put into
-	2 3    2 0
-	different words.  The main trick is to remember that
-	t=((l>>size)^r)&(mask);
-	r^=t;
-	l^=(t<<size);
-	can be used to swap and move bits between words.
-
-	So l =  0  1  2  3  r = 16 17 18 19
-	        4  5  6  7      20 21 22 23
-	        8  9 10 11      24 25 26 27
-	       12 13 14 15      28 29 30 31
-	becomes (for size == 2 and mask == 0x3333)
-	   t =   2^16  3^17 -- --   l =  0  1 16 17  r =  2  3 18 19
-		 6^20  7^21 -- --        4  5 20 21       6  7 22 23
-		10^24 11^25 -- --        8  9 24 25      10 11 24 25
-		14^28 15^29 -- --       12 13 28 29      14 15 28 29
-
-	Thanks for hints from Richard Outerbridge - he told me IP&FP
-	could be done in 15 xor, 10 shifts and 5 ands.
-	When I finally started to think of the problem in 2D
-	I first got ~42 operations without xors.  When I remembered
-	how to use xors :-) I got it to its final state.
-	*/
-#define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\
-	(b)^=(t),\
-	(a)^=((t)<<(n)))
-
-#define IP(l,r) \
-	{ \
-	register DES_LONG tt; \
-	PERM_OP(r,l,tt, 4,0x0f0f0f0fL); \
-	PERM_OP(l,r,tt,16,0x0000ffffL); \
-	PERM_OP(r,l,tt, 2,0x33333333L); \
-	PERM_OP(l,r,tt, 8,0x00ff00ffL); \
-	PERM_OP(r,l,tt, 1,0x55555555L); \
-	}
-
-#define FP(l,r) \
-	{ \
-	register DES_LONG tt; \
-	PERM_OP(l,r,tt, 1,0x55555555L); \
-	PERM_OP(r,l,tt, 8,0x00ff00ffL); \
-	PERM_OP(l,r,tt, 2,0x33333333L); \
-	PERM_OP(r,l,tt,16,0x0000ffffL); \
-	PERM_OP(l,r,tt, 4,0x0f0f0f0fL); \
-	}
-
-extern const DES_LONG DES_SPtrans[8][64];
-
-void fcrypt_body(DES_LONG *out,DES_key_schedule *ks,
-		 DES_LONG Eswap0, DES_LONG Eswap1);
-
-#ifdef OPENSSL_SMALL_FOOTPRINT
-#undef DES_UNROLL
-#endif
-#endif