Add Eric Young's RIPEMD160 implementation as well, in case SHA-1

should prove weak.  Also fix a few problems with the SHA-1 build.

1 files changed, 216 insertions, 0 deletions

diff --git a/lib/libmd/rmd_locl.h b/lib/libmd/rmd_locl.h
new file mode 100644
index 000000000000..49f054c8787c
--- /dev/null
+++ b/lib/libmd/rmd_locl.h
@@ -0,0 +1,216 @@
+/* crypto/ripemd/rmd_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 "ripemd.h"
+
+#undef c2nl
+#define c2nl(c,l)	(l =(((u_int32_t)(*((c)++)))<<24), \
+			 l|=(((u_int32_t)(*((c)++)))<<16), \
+			 l|=(((u_int32_t)(*((c)++)))<< 8), \
+			 l|=(((u_int32_t)(*((c)++)))    ))
+
+#undef p_c2nl
+#define p_c2nl(c,l,n)	{ \
+			switch (n) { \
+			case 0: l =((u_int32_t)(*((c)++)))<<24; \
+			case 1: l|=((u_int32_t)(*((c)++)))<<16; \
+			case 2: l|=((u_int32_t)(*((c)++)))<< 8; \
+			case 3: l|=((u_int32_t)(*((c)++))); \
+				} \
+			}
+
+#undef c2nl_p
+/* NOTE the pointer is not incremented at the end of this */
+#define c2nl_p(c,l,n)	{ \
+			l=0; \
+			(c)+=n; \
+			switch (n) { \
+			case 3: l =((u_int32_t)(*(--(c))))<< 8; \
+			case 2: l|=((u_int32_t)(*(--(c))))<<16; \
+			case 1: l|=((u_int32_t)(*(--(c))))<<24; \
+				} \
+			}
+
+#undef p_c2nl_p
+#define p_c2nl_p(c,l,sc,len) { \
+			switch (sc) \
+				{ \
+			case 0: l =((u_int32_t)(*((c)++)))<<24; \
+				if (--len == 0) break; \
+			case 1: l|=((u_int32_t)(*((c)++)))<<16; \
+				if (--len == 0) break; \
+			case 2: l|=((u_int32_t)(*((c)++)))<< 8; \
+				} \
+			}
+
+#undef nl2c
+#define nl2c(l,c)	(*((c)++)=(unsigned char)(((l)>>24)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
+			 *((c)++)=(unsigned char)(((l)    )&0xff))
+
+#undef c2l
+#define c2l(c,l)	(l =(((u_int32_t)(*((c)++)))    ), \
+			 l|=(((u_int32_t)(*((c)++)))<< 8), \
+			 l|=(((u_int32_t)(*((c)++)))<<16), \
+			 l|=(((u_int32_t)(*((c)++)))<<24))
+
+#undef p_c2l
+#define p_c2l(c,l,n)	{ \
+			switch (n) { \
+			case 0: l =((u_int32_t)(*((c)++))); \
+			case 1: l|=((u_int32_t)(*((c)++)))<< 8; \
+			case 2: l|=((u_int32_t)(*((c)++)))<<16; \
+			case 3: l|=((u_int32_t)(*((c)++)))<<24; \
+				} \
+			}
+
+#undef c2l_p
+/* NOTE the pointer is not incremented at the end of this */
+#define c2l_p(c,l,n)	{ \
+			l=0; \
+			(c)+=n; \
+			switch (n) { \
+			case 3: l =((u_int32_t)(*(--(c))))<<16; \
+			case 2: l|=((u_int32_t)(*(--(c))))<< 8; \
+			case 1: l|=((u_int32_t)(*(--(c)))); \
+				} \
+			}
+
+#undef p_c2l_p
+#define p_c2l_p(c,l,sc,len) { \
+			switch (sc) \
+				{ \
+			case 0: l =((u_int32_t)(*((c)++))); \
+				if (--len == 0) break; \
+			case 1: l|=((u_int32_t)(*((c)++)))<< 8; \
+				if (--len == 0) break; \
+			case 2: l|=((u_int32_t)(*((c)++)))<<16; \
+				} \
+			}
+
+#undef l2c
+#define l2c(l,c)	(*((c)++)=(unsigned char)(((l)    )&0xff), \
+			 *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>>16)&0xff), \
+			 *((c)++)=(unsigned char)(((l)>>24)&0xff))
+
+#undef ROTATE
+#if defined(WIN32)
+#define ROTATE(a,n)     _lrotl(a,n)
+#else
+#define ROTATE(a,n)     (((a)<<(n))|(((a)&0xffffffff)>>(32-(n))))
+#endif
+
+/* A nice byte order reversal from Wei Dai <weidai@eskimo.com> */
+#if defined(WIN32)
+/* 5 instructions with rotate instruction, else 9 */
+#define Endian_Reverse32(a) \
+	{ \
+	u_int32_t l=(a); \
+	(a)=((ROTATE(l,8)&0x00FF00FF)|(ROTATE(l,24)&0xFF00FF00)); \
+	}
+#else
+/* 6 instructions with rotate instruction, else 8 */
+#define Endian_Reverse32(a) \
+	{ \
+	u_int32_t l=(a); \
+	l=(((l&0xFF00FF00)>>8L)|((l&0x00FF00FF)<<8L)); \
+	(a)=ROTATE(l,16L); \
+	}
+#endif
+
+#define F1(x,y,z)	 ((x)^(y)^(z))
+#define F2(x,y,z)	(((x)&(y))|((~x)&z))
+#define F3(x,y,z)	(((x)|(~y))^(z))
+#define F4(x,y,z)	(((x)&(z))|((y)&(~(z))))
+#define F5(x,y,z)	 ((x)^((y)|(~(z))))
+
+#define RIPEMD160_A	0x67452301L
+#define RIPEMD160_B	0xEFCDAB89L
+#define RIPEMD160_C	0x98BADCFEL
+#define RIPEMD160_D	0x10325476L
+#define RIPEMD160_E	0xC3D2E1F0L
+
+#include "rmdconst.h"
+
+#define RIP1(a,b,c,d,e,w,s) { \
+	a+=F1(b,c,d)+X[w]; \
+        a=ROTATE(a,s)+e; \
+        c=ROTATE(c,10); }
+
+#define RIP2(a,b,c,d,e,w,s,K) { \
+	a+=F2(b,c,d)+X[w]+K; \
+        a=ROTATE(a,s)+e; \
+        c=ROTATE(c,10); }
+
+#define RIP3(a,b,c,d,e,w,s,K) { \
+	a+=F3(b,c,d)+X[w]+K; \
+        a=ROTATE(a,s)+e; \
+        c=ROTATE(c,10); }
+
+#define RIP4(a,b,c,d,e,w,s,K) { \
+	a+=F4(b,c,d)+X[w]+K; \
+        a=ROTATE(a,s)+e; \
+        c=ROTATE(c,10); }
+
+#define RIP5(a,b,c,d,e,w,s,K) { \
+	a+=F5(b,c,d)+X[w]+K; \
+        a=ROTATE(a,s)+e; \
+        c=ROTATE(c,10); }
+