diff options
| -rw-r--r-- | sys/conf/files | 3 | ||||
| -rw-r--r-- | sys/i386/isa/random_machdep.c | 124 | ||||
| -rw-r--r-- | sys/kern/kern_random.c | 124 | ||||
| -rw-r--r-- | sys/kern/md5c.c | 5 | ||||
| -rw-r--r-- | sys/sys/md5.h | 5 |
5 files changed, 15 insertions, 246 deletions
diff --git a/sys/conf/files b/sys/conf/files index b96c6d8..6f77e75 100644 --- a/sys/conf/files +++ b/sys/conf/files @@ -111,8 +111,7 @@ kern/kern_sysctl.c standard kern/kern_time.c standard kern/kern_timeout.c standard kern/kern_xxx.c standard -kern/md5c.c optional md5 -kern/md5c.c optional sppp +kern/md5c.c standard kern/subr_diskslice.c standard kern/subr_autoconf.c standard kern/subr_dkbad.c standard diff --git a/sys/i386/isa/random_machdep.c b/sys/i386/isa/random_machdep.c index 84c8dd5..2022c71 100644 --- a/sys/i386/isa/random_machdep.c +++ b/sys/i386/isa/random_machdep.c @@ -1,7 +1,7 @@ /* * random_machdep.c -- A strong random number generator * - * $Id: random_machdep.c,v 1.21 1998/02/20 16:35:42 phk Exp $ + * $Id: random_machdep.c,v 1.22 1998/03/28 13:24:35 bde Exp $ * * Version 0.95, last modified 18-Oct-95 * @@ -44,6 +44,7 @@ #include <sys/kernel.h> #include <sys/select.h> #include <sys/poll.h> +#include <sys/md5.h> #include <machine/random.h> @@ -243,123 +244,6 @@ add_blkdev_randomness(int major) } #endif /* notused */ -/* - * MD5 transform algorithm, taken from code written by Colin Plumb, - * and put into the public domain - * - * QUESTION: Replace this with SHA, which as generally received better - * reviews from the cryptographic community? - */ - -/* The four core functions - F1 is optimized somewhat */ - -/* #define F1(x, y, z) (x & y | ~x & z) */ -#define F1(x, y, z) (z ^ (x & (y ^ z))) -#define F2(x, y, z) F1(z, x, y) -#define F3(x, y, z) (x ^ y ^ z) -#define F4(x, y, z) (y ^ (x | ~z)) - -/* This is the central step in the MD5 algorithm. */ -#define MD5STEP(f, w, x, y, z, data, s) \ - ( w += f(x, y, z) + data, w = w<<s | w>>(32-s), w += x ) - -/* - * The core of the MD5 algorithm, this alters an existing MD5 hash to - * reflect the addition of 16 longwords of new data. MD5Update blocks - * the data and converts bytes into longwords for this routine. - */ -static void -MD5Transform(u_int32_t buf[4], - u_int32_t const in[16]) -{ - u_int32_t a, b, c, d; - - a = buf[0]; - b = buf[1]; - c = buf[2]; - d = buf[3]; - - MD5STEP(F1, a, b, c, d, in[ 0]+0xd76aa478, 7); - MD5STEP(F1, d, a, b, c, in[ 1]+0xe8c7b756, 12); - MD5STEP(F1, c, d, a, b, in[ 2]+0x242070db, 17); - MD5STEP(F1, b, c, d, a, in[ 3]+0xc1bdceee, 22); - MD5STEP(F1, a, b, c, d, in[ 4]+0xf57c0faf, 7); - MD5STEP(F1, d, a, b, c, in[ 5]+0x4787c62a, 12); - MD5STEP(F1, c, d, a, b, in[ 6]+0xa8304613, 17); - MD5STEP(F1, b, c, d, a, in[ 7]+0xfd469501, 22); - MD5STEP(F1, a, b, c, d, in[ 8]+0x698098d8, 7); - MD5STEP(F1, d, a, b, c, in[ 9]+0x8b44f7af, 12); - MD5STEP(F1, c, d, a, b, in[10]+0xffff5bb1, 17); - MD5STEP(F1, b, c, d, a, in[11]+0x895cd7be, 22); - MD5STEP(F1, a, b, c, d, in[12]+0x6b901122, 7); - MD5STEP(F1, d, a, b, c, in[13]+0xfd987193, 12); - MD5STEP(F1, c, d, a, b, in[14]+0xa679438e, 17); - MD5STEP(F1, b, c, d, a, in[15]+0x49b40821, 22); - - MD5STEP(F2, a, b, c, d, in[ 1]+0xf61e2562, 5); - MD5STEP(F2, d, a, b, c, in[ 6]+0xc040b340, 9); - MD5STEP(F2, c, d, a, b, in[11]+0x265e5a51, 14); - MD5STEP(F2, b, c, d, a, in[ 0]+0xe9b6c7aa, 20); - MD5STEP(F2, a, b, c, d, in[ 5]+0xd62f105d, 5); - MD5STEP(F2, d, a, b, c, in[10]+0x02441453, 9); - MD5STEP(F2, c, d, a, b, in[15]+0xd8a1e681, 14); - MD5STEP(F2, b, c, d, a, in[ 4]+0xe7d3fbc8, 20); - MD5STEP(F2, a, b, c, d, in[ 9]+0x21e1cde6, 5); - MD5STEP(F2, d, a, b, c, in[14]+0xc33707d6, 9); - MD5STEP(F2, c, d, a, b, in[ 3]+0xf4d50d87, 14); - MD5STEP(F2, b, c, d, a, in[ 8]+0x455a14ed, 20); - MD5STEP(F2, a, b, c, d, in[13]+0xa9e3e905, 5); - MD5STEP(F2, d, a, b, c, in[ 2]+0xfcefa3f8, 9); - MD5STEP(F2, c, d, a, b, in[ 7]+0x676f02d9, 14); - MD5STEP(F2, b, c, d, a, in[12]+0x8d2a4c8a, 20); - - MD5STEP(F3, a, b, c, d, in[ 5]+0xfffa3942, 4); - MD5STEP(F3, d, a, b, c, in[ 8]+0x8771f681, 11); - MD5STEP(F3, c, d, a, b, in[11]+0x6d9d6122, 16); - MD5STEP(F3, b, c, d, a, in[14]+0xfde5380c, 23); - MD5STEP(F3, a, b, c, d, in[ 1]+0xa4beea44, 4); - MD5STEP(F3, d, a, b, c, in[ 4]+0x4bdecfa9, 11); - MD5STEP(F3, c, d, a, b, in[ 7]+0xf6bb4b60, 16); - MD5STEP(F3, b, c, d, a, in[10]+0xbebfbc70, 23); - MD5STEP(F3, a, b, c, d, in[13]+0x289b7ec6, 4); - MD5STEP(F3, d, a, b, c, in[ 0]+0xeaa127fa, 11); - MD5STEP(F3, c, d, a, b, in[ 3]+0xd4ef3085, 16); - MD5STEP(F3, b, c, d, a, in[ 6]+0x04881d05, 23); - MD5STEP(F3, a, b, c, d, in[ 9]+0xd9d4d039, 4); - MD5STEP(F3, d, a, b, c, in[12]+0xe6db99e5, 11); - MD5STEP(F3, c, d, a, b, in[15]+0x1fa27cf8, 16); - MD5STEP(F3, b, c, d, a, in[ 2]+0xc4ac5665, 23); - - MD5STEP(F4, a, b, c, d, in[ 0]+0xf4292244, 6); - MD5STEP(F4, d, a, b, c, in[ 7]+0x432aff97, 10); - MD5STEP(F4, c, d, a, b, in[14]+0xab9423a7, 15); - MD5STEP(F4, b, c, d, a, in[ 5]+0xfc93a039, 21); - MD5STEP(F4, a, b, c, d, in[12]+0x655b59c3, 6); - MD5STEP(F4, d, a, b, c, in[ 3]+0x8f0ccc92, 10); - MD5STEP(F4, c, d, a, b, in[10]+0xffeff47d, 15); - MD5STEP(F4, b, c, d, a, in[ 1]+0x85845dd1, 21); - MD5STEP(F4, a, b, c, d, in[ 8]+0x6fa87e4f, 6); - MD5STEP(F4, d, a, b, c, in[15]+0xfe2ce6e0, 10); - MD5STEP(F4, c, d, a, b, in[ 6]+0xa3014314, 15); - MD5STEP(F4, b, c, d, a, in[13]+0x4e0811a1, 21); - MD5STEP(F4, a, b, c, d, in[ 4]+0xf7537e82, 6); - MD5STEP(F4, d, a, b, c, in[11]+0xbd3af235, 10); - MD5STEP(F4, c, d, a, b, in[ 2]+0x2ad7d2bb, 15); - MD5STEP(F4, b, c, d, a, in[ 9]+0xeb86d391, 21); - - buf[0] += a; - buf[1] += b; - buf[2] += c; - buf[3] += d; -} - -#undef F1 -#undef F2 -#undef F3 -#undef F4 -#undef MD5STEP - - #if POOLWORDS % 16 #error extract_entropy() assumes that POOLWORDS is a multiple of 16 words. #endif @@ -397,7 +281,7 @@ extract_entropy(struct random_bucket *r, char *buf, int nbytes) tmp[2] = 0x98badcfe; tmp[3] = 0x10325476; for (i = 0; i < POOLWORDS; i += 16) - MD5Transform(tmp, r->pool+i); + MD5Transform(tmp, (char *)(r->pool+i)); /* Modify pool so next hash will produce different results */ add_entropy_word(r, tmp[0]); add_entropy_word(r, tmp[1]); @@ -408,7 +292,7 @@ extract_entropy(struct random_bucket *r, char *buf, int nbytes) * to add at least minimal obscuring of the inputs to * add_entropy_word(). --- TYT */ - MD5Transform(tmp, r->pool); + MD5Transform(tmp, (char *)(r->pool)); /* Copy data to destination buffer */ i = MIN(nbytes, 16); diff --git a/sys/kern/kern_random.c b/sys/kern/kern_random.c index 84c8dd5..2022c71 100644 --- a/sys/kern/kern_random.c +++ b/sys/kern/kern_random.c @@ -1,7 +1,7 @@ /* * random_machdep.c -- A strong random number generator * - * $Id: random_machdep.c,v 1.21 1998/02/20 16:35:42 phk Exp $ + * $Id: random_machdep.c,v 1.22 1998/03/28 13:24:35 bde Exp $ * * Version 0.95, last modified 18-Oct-95 * @@ -44,6 +44,7 @@ #include <sys/kernel.h> #include <sys/select.h> #include <sys/poll.h> +#include <sys/md5.h> #include <machine/random.h> @@ -243,123 +244,6 @@ add_blkdev_randomness(int major) } #endif /* notused */ -/* - * MD5 transform algorithm, taken from code written by Colin Plumb, - * and put into the public domain - * - * QUESTION: Replace this with SHA, which as generally received better - * reviews from the cryptographic community? - */ - -/* The four core functions - F1 is optimized somewhat */ - -/* #define F1(x, y, z) (x & y | ~x & z) */ -#define F1(x, y, z) (z ^ (x & (y ^ z))) -#define F2(x, y, z) F1(z, x, y) -#define F3(x, y, z) (x ^ y ^ z) -#define F4(x, y, z) (y ^ (x | ~z)) - -/* This is the central step in the MD5 algorithm. */ -#define MD5STEP(f, w, x, y, z, data, s) \ - ( w += f(x, y, z) + data, w = w<<s | w>>(32-s), w += x ) - -/* - * The core of the MD5 algorithm, this alters an existing MD5 hash to - * reflect the addition of 16 longwords of new data. MD5Update blocks - * the data and converts bytes into longwords for this routine. - */ -static void -MD5Transform(u_int32_t buf[4], - u_int32_t const in[16]) -{ - u_int32_t a, b, c, d; - - a = buf[0]; - b = buf[1]; - c = buf[2]; - d = buf[3]; - - MD5STEP(F1, a, b, c, d, in[ 0]+0xd76aa478, 7); - MD5STEP(F1, d, a, b, c, in[ 1]+0xe8c7b756, 12); - MD5STEP(F1, c, d, a, b, in[ 2]+0x242070db, 17); - MD5STEP(F1, b, c, d, a, in[ 3]+0xc1bdceee, 22); - MD5STEP(F1, a, b, c, d, in[ 4]+0xf57c0faf, 7); - MD5STEP(F1, d, a, b, c, in[ 5]+0x4787c62a, 12); - MD5STEP(F1, c, d, a, b, in[ 6]+0xa8304613, 17); - MD5STEP(F1, b, c, d, a, in[ 7]+0xfd469501, 22); - MD5STEP(F1, a, b, c, d, in[ 8]+0x698098d8, 7); - MD5STEP(F1, d, a, b, c, in[ 9]+0x8b44f7af, 12); - MD5STEP(F1, c, d, a, b, in[10]+0xffff5bb1, 17); - MD5STEP(F1, b, c, d, a, in[11]+0x895cd7be, 22); - MD5STEP(F1, a, b, c, d, in[12]+0x6b901122, 7); - MD5STEP(F1, d, a, b, c, in[13]+0xfd987193, 12); - MD5STEP(F1, c, d, a, b, in[14]+0xa679438e, 17); - MD5STEP(F1, b, c, d, a, in[15]+0x49b40821, 22); - - MD5STEP(F2, a, b, c, d, in[ 1]+0xf61e2562, 5); - MD5STEP(F2, d, a, b, c, in[ 6]+0xc040b340, 9); - MD5STEP(F2, c, d, a, b, in[11]+0x265e5a51, 14); - MD5STEP(F2, b, c, d, a, in[ 0]+0xe9b6c7aa, 20); - MD5STEP(F2, a, b, c, d, in[ 5]+0xd62f105d, 5); - MD5STEP(F2, d, a, b, c, in[10]+0x02441453, 9); - MD5STEP(F2, c, d, a, b, in[15]+0xd8a1e681, 14); - MD5STEP(F2, b, c, d, a, in[ 4]+0xe7d3fbc8, 20); - MD5STEP(F2, a, b, c, d, in[ 9]+0x21e1cde6, 5); - MD5STEP(F2, d, a, b, c, in[14]+0xc33707d6, 9); - MD5STEP(F2, c, d, a, b, in[ 3]+0xf4d50d87, 14); - MD5STEP(F2, b, c, d, a, in[ 8]+0x455a14ed, 20); - MD5STEP(F2, a, b, c, d, in[13]+0xa9e3e905, 5); - MD5STEP(F2, d, a, b, c, in[ 2]+0xfcefa3f8, 9); - MD5STEP(F2, c, d, a, b, in[ 7]+0x676f02d9, 14); - MD5STEP(F2, b, c, d, a, in[12]+0x8d2a4c8a, 20); - - MD5STEP(F3, a, b, c, d, in[ 5]+0xfffa3942, 4); - MD5STEP(F3, d, a, b, c, in[ 8]+0x8771f681, 11); - MD5STEP(F3, c, d, a, b, in[11]+0x6d9d6122, 16); - MD5STEP(F3, b, c, d, a, in[14]+0xfde5380c, 23); - MD5STEP(F3, a, b, c, d, in[ 1]+0xa4beea44, 4); - MD5STEP(F3, d, a, b, c, in[ 4]+0x4bdecfa9, 11); - MD5STEP(F3, c, d, a, b, in[ 7]+0xf6bb4b60, 16); - MD5STEP(F3, b, c, d, a, in[10]+0xbebfbc70, 23); - MD5STEP(F3, a, b, c, d, in[13]+0x289b7ec6, 4); - MD5STEP(F3, d, a, b, c, in[ 0]+0xeaa127fa, 11); - MD5STEP(F3, c, d, a, b, in[ 3]+0xd4ef3085, 16); - MD5STEP(F3, b, c, d, a, in[ 6]+0x04881d05, 23); - MD5STEP(F3, a, b, c, d, in[ 9]+0xd9d4d039, 4); - MD5STEP(F3, d, a, b, c, in[12]+0xe6db99e5, 11); - MD5STEP(F3, c, d, a, b, in[15]+0x1fa27cf8, 16); - MD5STEP(F3, b, c, d, a, in[ 2]+0xc4ac5665, 23); - - MD5STEP(F4, a, b, c, d, in[ 0]+0xf4292244, 6); - MD5STEP(F4, d, a, b, c, in[ 7]+0x432aff97, 10); - MD5STEP(F4, c, d, a, b, in[14]+0xab9423a7, 15); - MD5STEP(F4, b, c, d, a, in[ 5]+0xfc93a039, 21); - MD5STEP(F4, a, b, c, d, in[12]+0x655b59c3, 6); - MD5STEP(F4, d, a, b, c, in[ 3]+0x8f0ccc92, 10); - MD5STEP(F4, c, d, a, b, in[10]+0xffeff47d, 15); - MD5STEP(F4, b, c, d, a, in[ 1]+0x85845dd1, 21); - MD5STEP(F4, a, b, c, d, in[ 8]+0x6fa87e4f, 6); - MD5STEP(F4, d, a, b, c, in[15]+0xfe2ce6e0, 10); - MD5STEP(F4, c, d, a, b, in[ 6]+0xa3014314, 15); - MD5STEP(F4, b, c, d, a, in[13]+0x4e0811a1, 21); - MD5STEP(F4, a, b, c, d, in[ 4]+0xf7537e82, 6); - MD5STEP(F4, d, a, b, c, in[11]+0xbd3af235, 10); - MD5STEP(F4, c, d, a, b, in[ 2]+0x2ad7d2bb, 15); - MD5STEP(F4, b, c, d, a, in[ 9]+0xeb86d391, 21); - - buf[0] += a; - buf[1] += b; - buf[2] += c; - buf[3] += d; -} - -#undef F1 -#undef F2 -#undef F3 -#undef F4 -#undef MD5STEP - - #if POOLWORDS % 16 #error extract_entropy() assumes that POOLWORDS is a multiple of 16 words. #endif @@ -397,7 +281,7 @@ extract_entropy(struct random_bucket *r, char *buf, int nbytes) tmp[2] = 0x98badcfe; tmp[3] = 0x10325476; for (i = 0; i < POOLWORDS; i += 16) - MD5Transform(tmp, r->pool+i); + MD5Transform(tmp, (char *)(r->pool+i)); /* Modify pool so next hash will produce different results */ add_entropy_word(r, tmp[0]); add_entropy_word(r, tmp[1]); @@ -408,7 +292,7 @@ extract_entropy(struct random_bucket *r, char *buf, int nbytes) * to add at least minimal obscuring of the inputs to * add_entropy_word(). --- TYT */ - MD5Transform(tmp, r->pool); + MD5Transform(tmp, (char *)(r->pool)); /* Copy data to destination buffer */ i = MIN(nbytes, 16); diff --git a/sys/kern/md5c.c b/sys/kern/md5c.c index c1fdc6d..ff2fd57 100644 --- a/sys/kern/md5c.c +++ b/sys/kern/md5c.c @@ -22,7 +22,7 @@ * These notices must be retained in any copies of any part of this * documentation and/or software. * - * $Id: md5c.c,v 1.10 1997/10/21 13:28:36 phk Exp $ + * $Id: md5c.c,v 1.11 1998/03/27 10:23:00 phk Exp $ * * This code is the same as the code published by RSA Inc. It has been * edited for clarity and style only. @@ -38,7 +38,6 @@ #include <sys/md5.h> -static void MD5Transform __P((u_int32_t [4], const unsigned char [64])); #ifdef KERNEL #define memset(x,y,z) bzero(x,z); @@ -235,7 +234,7 @@ MD5Final (digest, context) /* MD5 basic transformation. Transforms state based on block. */ -static void +void MD5Transform (state, block) u_int32_t state[4]; const unsigned char block[64]; diff --git a/sys/sys/md5.h b/sys/sys/md5.h index f8f4469..1b636b5 100644 --- a/sys/sys/md5.h +++ b/sys/sys/md5.h @@ -1,5 +1,5 @@ /* MD5.H - header file for MD5C.C - * $Id: md5.h,v 1.9 1997/08/25 05:24:31 joerg Exp $ + * $Id: md5.h,v 1.10 1998/03/27 10:22:35 phk Exp $ */ /* Copyright (C) 1991-2, RSA Data Security, Inc. Created 1991. All @@ -43,5 +43,8 @@ void MD5Final (unsigned char [16], MD5_CTX *); char * MD5End(MD5_CTX *, char *); char * MD5File(const char *, char *); char * MD5Data(const unsigned char *, unsigned int, char *); +#ifdef KERNEL +void MD5Transform __P((u_int32_t [4], const unsigned char [64])); +#endif __END_DECLS #endif /* _SYS_MD5_H_ */ |
