mirror of
https://github.com/vanhoefm/fragattacks.git
synced 2024-11-28 18:28:23 -05:00
Crypto build cleanup: remove INTERNAL_MD5
Instead of using a define and conditional building of md5.c parts, move the internal-MD5 into a separate file.
This commit is contained in:
parent
bd4e28950d
commit
ad01a5315e
@ -31,7 +31,6 @@ OBJS_both += ../src/utils/os_unix.o
|
||||
OBJS_both += ../src/utils/wpa_debug.o
|
||||
OBJS_both += ../src/utils/base64.o
|
||||
OBJS_both += ../src/utils/wpabuf.o
|
||||
OBJS_both += ../src/crypto/md5.o
|
||||
OBJS_both += ../src/crypto/rc4.o
|
||||
OBJS_both += ../src/crypto/md4-internal.o
|
||||
OBJS_both += ../src/crypto/sha1.o
|
||||
@ -45,6 +44,7 @@ OBJS_both += ../src/crypto/aes-internal.o
|
||||
endif
|
||||
SHA256OBJS = ../src/crypto/sha256.o
|
||||
|
||||
MD5OBJS = ../src/crypto/md5.o
|
||||
|
||||
OBJS_both += ../src/eap_common/eap_peap_common.o
|
||||
OBJS_both += ../src/eap_common/eap_psk_common.o
|
||||
@ -125,7 +125,7 @@ CFLAGS += -DCONFIG_TLS_INTERNAL
|
||||
CFLAGS += -DCONFIG_CRYPTO_INTERNAL
|
||||
CFLAGS += -DCONFIG_INTERNAL_X509
|
||||
CONFIG_INTERNAL_SHA256=y
|
||||
CFLAGS += -DINTERNAL_MD5
|
||||
MD5OBJS += ../src/crypto/md5-internal.o
|
||||
ifdef CONFIG_INTERNAL_LIBTOMMATH
|
||||
CFLAGS += -DCONFIG_INTERNAL_LIBTOMMATH
|
||||
else
|
||||
@ -138,7 +138,7 @@ ifdef CONFIG_INTERNAL_SHA256
|
||||
SHA256OBJS += ../src/crypto/sha256-internal.o
|
||||
endif
|
||||
|
||||
OBJS_both += $(SHA256OBJS)
|
||||
OBJS_both += $(SHA256OBJS) $(MD5OBJS)
|
||||
|
||||
|
||||
# Optional components to add EAP server support
|
||||
|
@ -534,7 +534,7 @@ ifdef CONFIG_INTERNAL_SHA1
|
||||
OBJS += ../src/crypto/sha1-internal.o
|
||||
endif
|
||||
ifdef CONFIG_INTERNAL_MD5
|
||||
CFLAGS += -DINTERNAL_MD5
|
||||
OBJS += ../src/crypto/md5-internal.o
|
||||
endif
|
||||
ifdef CONFIG_INTERNAL_MD4
|
||||
OBJS += ../src/crypto/md4-internal.o
|
||||
@ -645,6 +645,9 @@ NOBJS = nt_password_hash.o ../src/crypto/ms_funcs.o ../src/crypto/sha1.o ../src/
|
||||
ifdef CONFIG_INTERNAL_SHA1
|
||||
NOBJS += ../src/crypto/sha1-internal.o
|
||||
endif
|
||||
ifdef CONFIG_INTERNAL_MD5
|
||||
NOBJS += ../src/crypto/md5-internal.o
|
||||
endif
|
||||
NOBJS += ../src/crypto/crypto_openssl.o ../src/utils/os_$(CONFIG_OS).o
|
||||
ifdef TLS_FUNCS
|
||||
LIBS_n += -lcrypto
|
||||
|
@ -20,8 +20,7 @@ OBJS += ../src/utils/os_unix.o
|
||||
OBJS += ../src/utils/wpa_debug.o
|
||||
OBJS += ../src/utils/eloop.o
|
||||
OBJS += ../src/utils/ip_addr.o
|
||||
OBJS += ../src/crypto/md5.o
|
||||
CFLAGS += -DINTERNAL_MD5
|
||||
OBJS += ../src/crypto/md5.o ../src/crypto/md5-internal.o
|
||||
|
||||
OBJS += ../src/radius/radius.o
|
||||
OBJS += ../src/radius/radius_client.o
|
||||
|
301
src/crypto/md5-internal.c
Normal file
301
src/crypto/md5-internal.c
Normal file
@ -0,0 +1,301 @@
|
||||
/*
|
||||
* MD5 hash implementation and interface functions
|
||||
* Copyright (c) 2003-2005, Jouni Malinen <j@w1.fi>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License version 2 as
|
||||
* published by the Free Software Foundation.
|
||||
*
|
||||
* Alternatively, this software may be distributed under the terms of BSD
|
||||
* license.
|
||||
*
|
||||
* See README and COPYING for more details.
|
||||
*/
|
||||
|
||||
#include "includes.h"
|
||||
|
||||
#include "common.h"
|
||||
#include "md5.h"
|
||||
#include "crypto.h"
|
||||
|
||||
struct MD5Context {
|
||||
u32 buf[4];
|
||||
u32 bits[2];
|
||||
u8 in[64];
|
||||
};
|
||||
|
||||
#ifndef CONFIG_CRYPTO_INTERNAL
|
||||
static void MD5Init(struct MD5Context *context);
|
||||
static void MD5Update(struct MD5Context *context, unsigned char const *buf,
|
||||
unsigned len);
|
||||
static void MD5Final(unsigned char digest[16], struct MD5Context *context);
|
||||
#endif /* CONFIG_CRYPTO_INTERNAL */
|
||||
static void MD5Transform(u32 buf[4], u32 const in[16]);
|
||||
|
||||
|
||||
typedef struct MD5Context MD5_CTX;
|
||||
|
||||
|
||||
/**
|
||||
* md5_vector - MD5 hash for data vector
|
||||
* @num_elem: Number of elements in the data vector
|
||||
* @addr: Pointers to the data areas
|
||||
* @len: Lengths of the data blocks
|
||||
* @mac: Buffer for the hash
|
||||
*/
|
||||
void md5_vector(size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac)
|
||||
{
|
||||
MD5_CTX ctx;
|
||||
size_t i;
|
||||
|
||||
MD5Init(&ctx);
|
||||
for (i = 0; i < num_elem; i++)
|
||||
MD5Update(&ctx, addr[i], len[i]);
|
||||
MD5Final(mac, &ctx);
|
||||
}
|
||||
|
||||
|
||||
/* ===== start - public domain MD5 implementation ===== */
|
||||
/*
|
||||
* This code implements the MD5 message-digest algorithm.
|
||||
* The algorithm is due to Ron Rivest. This code was
|
||||
* written by Colin Plumb in 1993, no copyright is claimed.
|
||||
* This code is in the public domain; do with it what you wish.
|
||||
*
|
||||
* Equivalent code is available from RSA Data Security, Inc.
|
||||
* This code has been tested against that, and is equivalent,
|
||||
* except that you don't need to include two pages of legalese
|
||||
* with every copy.
|
||||
*
|
||||
* To compute the message digest of a chunk of bytes, declare an
|
||||
* MD5Context structure, pass it to MD5Init, call MD5Update as
|
||||
* needed on buffers full of bytes, and then call MD5Final, which
|
||||
* will fill a supplied 16-byte array with the digest.
|
||||
*/
|
||||
|
||||
#ifndef WORDS_BIGENDIAN
|
||||
#define byteReverse(buf, len) /* Nothing */
|
||||
#else
|
||||
/*
|
||||
* Note: this code is harmless on little-endian machines.
|
||||
*/
|
||||
static void byteReverse(unsigned char *buf, unsigned longs)
|
||||
{
|
||||
u32 t;
|
||||
do {
|
||||
t = (u32) ((unsigned) buf[3] << 8 | buf[2]) << 16 |
|
||||
((unsigned) buf[1] << 8 | buf[0]);
|
||||
*(u32 *) buf = t;
|
||||
buf += 4;
|
||||
} while (--longs);
|
||||
}
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
|
||||
* initialization constants.
|
||||
*/
|
||||
void MD5Init(struct MD5Context *ctx)
|
||||
{
|
||||
ctx->buf[0] = 0x67452301;
|
||||
ctx->buf[1] = 0xefcdab89;
|
||||
ctx->buf[2] = 0x98badcfe;
|
||||
ctx->buf[3] = 0x10325476;
|
||||
|
||||
ctx->bits[0] = 0;
|
||||
ctx->bits[1] = 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Update context to reflect the concatenation of another buffer full
|
||||
* of bytes.
|
||||
*/
|
||||
void MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
|
||||
{
|
||||
u32 t;
|
||||
|
||||
/* Update bitcount */
|
||||
|
||||
t = ctx->bits[0];
|
||||
if ((ctx->bits[0] = t + ((u32) len << 3)) < t)
|
||||
ctx->bits[1]++; /* Carry from low to high */
|
||||
ctx->bits[1] += len >> 29;
|
||||
|
||||
t = (t >> 3) & 0x3f; /* Bytes already in shsInfo->data */
|
||||
|
||||
/* Handle any leading odd-sized chunks */
|
||||
|
||||
if (t) {
|
||||
unsigned char *p = (unsigned char *) ctx->in + t;
|
||||
|
||||
t = 64 - t;
|
||||
if (len < t) {
|
||||
os_memcpy(p, buf, len);
|
||||
return;
|
||||
}
|
||||
os_memcpy(p, buf, t);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
buf += t;
|
||||
len -= t;
|
||||
}
|
||||
/* Process data in 64-byte chunks */
|
||||
|
||||
while (len >= 64) {
|
||||
os_memcpy(ctx->in, buf, 64);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
buf += 64;
|
||||
len -= 64;
|
||||
}
|
||||
|
||||
/* Handle any remaining bytes of data. */
|
||||
|
||||
os_memcpy(ctx->in, buf, len);
|
||||
}
|
||||
|
||||
/*
|
||||
* Final wrapup - pad to 64-byte boundary with the bit pattern
|
||||
* 1 0* (64-bit count of bits processed, MSB-first)
|
||||
*/
|
||||
void MD5Final(unsigned char digest[16], struct MD5Context *ctx)
|
||||
{
|
||||
unsigned count;
|
||||
unsigned char *p;
|
||||
|
||||
/* Compute number of bytes mod 64 */
|
||||
count = (ctx->bits[0] >> 3) & 0x3F;
|
||||
|
||||
/* Set the first char of padding to 0x80. This is safe since there is
|
||||
always at least one byte free */
|
||||
p = ctx->in + count;
|
||||
*p++ = 0x80;
|
||||
|
||||
/* Bytes of padding needed to make 64 bytes */
|
||||
count = 64 - 1 - count;
|
||||
|
||||
/* Pad out to 56 mod 64 */
|
||||
if (count < 8) {
|
||||
/* Two lots of padding: Pad the first block to 64 bytes */
|
||||
os_memset(p, 0, count);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
|
||||
/* Now fill the next block with 56 bytes */
|
||||
os_memset(ctx->in, 0, 56);
|
||||
} else {
|
||||
/* Pad block to 56 bytes */
|
||||
os_memset(p, 0, count - 8);
|
||||
}
|
||||
byteReverse(ctx->in, 14);
|
||||
|
||||
/* Append length in bits and transform */
|
||||
((u32 *) ctx->in)[14] = ctx->bits[0];
|
||||
((u32 *) ctx->in)[15] = ctx->bits[1];
|
||||
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
byteReverse((unsigned char *) ctx->buf, 4);
|
||||
os_memcpy(digest, ctx->buf, 16);
|
||||
os_memset(ctx, 0, sizeof(ctx)); /* In case it's sensitive */
|
||||
}
|
||||
|
||||
/* 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(u32 buf[4], u32 const in[16])
|
||||
{
|
||||
register u32 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;
|
||||
}
|
||||
/* ===== end - public domain MD5 implementation ===== */
|
287
src/crypto/md5.c
287
src/crypto/md5.c
@ -105,290 +105,3 @@ void hmac_md5(const u8 *key, size_t key_len, const u8 *data, size_t data_len,
|
||||
{
|
||||
hmac_md5_vector(key, key_len, 1, &data, &data_len, mac);
|
||||
}
|
||||
|
||||
|
||||
#ifdef INTERNAL_MD5
|
||||
|
||||
struct MD5Context {
|
||||
u32 buf[4];
|
||||
u32 bits[2];
|
||||
u8 in[64];
|
||||
};
|
||||
|
||||
#ifndef CONFIG_CRYPTO_INTERNAL
|
||||
static void MD5Init(struct MD5Context *context);
|
||||
static void MD5Update(struct MD5Context *context, unsigned char const *buf,
|
||||
unsigned len);
|
||||
static void MD5Final(unsigned char digest[16], struct MD5Context *context);
|
||||
#endif /* CONFIG_CRYPTO_INTERNAL */
|
||||
static void MD5Transform(u32 buf[4], u32 const in[16]);
|
||||
|
||||
|
||||
typedef struct MD5Context MD5_CTX;
|
||||
|
||||
|
||||
/**
|
||||
* md5_vector - MD5 hash for data vector
|
||||
* @num_elem: Number of elements in the data vector
|
||||
* @addr: Pointers to the data areas
|
||||
* @len: Lengths of the data blocks
|
||||
* @mac: Buffer for the hash
|
||||
*/
|
||||
void md5_vector(size_t num_elem, const u8 *addr[], const size_t *len, u8 *mac)
|
||||
{
|
||||
MD5_CTX ctx;
|
||||
size_t i;
|
||||
|
||||
MD5Init(&ctx);
|
||||
for (i = 0; i < num_elem; i++)
|
||||
MD5Update(&ctx, addr[i], len[i]);
|
||||
MD5Final(mac, &ctx);
|
||||
}
|
||||
|
||||
|
||||
/* ===== start - public domain MD5 implementation ===== */
|
||||
/*
|
||||
* This code implements the MD5 message-digest algorithm.
|
||||
* The algorithm is due to Ron Rivest. This code was
|
||||
* written by Colin Plumb in 1993, no copyright is claimed.
|
||||
* This code is in the public domain; do with it what you wish.
|
||||
*
|
||||
* Equivalent code is available from RSA Data Security, Inc.
|
||||
* This code has been tested against that, and is equivalent,
|
||||
* except that you don't need to include two pages of legalese
|
||||
* with every copy.
|
||||
*
|
||||
* To compute the message digest of a chunk of bytes, declare an
|
||||
* MD5Context structure, pass it to MD5Init, call MD5Update as
|
||||
* needed on buffers full of bytes, and then call MD5Final, which
|
||||
* will fill a supplied 16-byte array with the digest.
|
||||
*/
|
||||
|
||||
#ifndef WORDS_BIGENDIAN
|
||||
#define byteReverse(buf, len) /* Nothing */
|
||||
#else
|
||||
/*
|
||||
* Note: this code is harmless on little-endian machines.
|
||||
*/
|
||||
static void byteReverse(unsigned char *buf, unsigned longs)
|
||||
{
|
||||
u32 t;
|
||||
do {
|
||||
t = (u32) ((unsigned) buf[3] << 8 | buf[2]) << 16 |
|
||||
((unsigned) buf[1] << 8 | buf[0]);
|
||||
*(u32 *) buf = t;
|
||||
buf += 4;
|
||||
} while (--longs);
|
||||
}
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
|
||||
* initialization constants.
|
||||
*/
|
||||
void MD5Init(struct MD5Context *ctx)
|
||||
{
|
||||
ctx->buf[0] = 0x67452301;
|
||||
ctx->buf[1] = 0xefcdab89;
|
||||
ctx->buf[2] = 0x98badcfe;
|
||||
ctx->buf[3] = 0x10325476;
|
||||
|
||||
ctx->bits[0] = 0;
|
||||
ctx->bits[1] = 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* Update context to reflect the concatenation of another buffer full
|
||||
* of bytes.
|
||||
*/
|
||||
void MD5Update(struct MD5Context *ctx, unsigned char const *buf, unsigned len)
|
||||
{
|
||||
u32 t;
|
||||
|
||||
/* Update bitcount */
|
||||
|
||||
t = ctx->bits[0];
|
||||
if ((ctx->bits[0] = t + ((u32) len << 3)) < t)
|
||||
ctx->bits[1]++; /* Carry from low to high */
|
||||
ctx->bits[1] += len >> 29;
|
||||
|
||||
t = (t >> 3) & 0x3f; /* Bytes already in shsInfo->data */
|
||||
|
||||
/* Handle any leading odd-sized chunks */
|
||||
|
||||
if (t) {
|
||||
unsigned char *p = (unsigned char *) ctx->in + t;
|
||||
|
||||
t = 64 - t;
|
||||
if (len < t) {
|
||||
os_memcpy(p, buf, len);
|
||||
return;
|
||||
}
|
||||
os_memcpy(p, buf, t);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
buf += t;
|
||||
len -= t;
|
||||
}
|
||||
/* Process data in 64-byte chunks */
|
||||
|
||||
while (len >= 64) {
|
||||
os_memcpy(ctx->in, buf, 64);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
buf += 64;
|
||||
len -= 64;
|
||||
}
|
||||
|
||||
/* Handle any remaining bytes of data. */
|
||||
|
||||
os_memcpy(ctx->in, buf, len);
|
||||
}
|
||||
|
||||
/*
|
||||
* Final wrapup - pad to 64-byte boundary with the bit pattern
|
||||
* 1 0* (64-bit count of bits processed, MSB-first)
|
||||
*/
|
||||
void MD5Final(unsigned char digest[16], struct MD5Context *ctx)
|
||||
{
|
||||
unsigned count;
|
||||
unsigned char *p;
|
||||
|
||||
/* Compute number of bytes mod 64 */
|
||||
count = (ctx->bits[0] >> 3) & 0x3F;
|
||||
|
||||
/* Set the first char of padding to 0x80. This is safe since there is
|
||||
always at least one byte free */
|
||||
p = ctx->in + count;
|
||||
*p++ = 0x80;
|
||||
|
||||
/* Bytes of padding needed to make 64 bytes */
|
||||
count = 64 - 1 - count;
|
||||
|
||||
/* Pad out to 56 mod 64 */
|
||||
if (count < 8) {
|
||||
/* Two lots of padding: Pad the first block to 64 bytes */
|
||||
os_memset(p, 0, count);
|
||||
byteReverse(ctx->in, 16);
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
|
||||
/* Now fill the next block with 56 bytes */
|
||||
os_memset(ctx->in, 0, 56);
|
||||
} else {
|
||||
/* Pad block to 56 bytes */
|
||||
os_memset(p, 0, count - 8);
|
||||
}
|
||||
byteReverse(ctx->in, 14);
|
||||
|
||||
/* Append length in bits and transform */
|
||||
((u32 *) ctx->in)[14] = ctx->bits[0];
|
||||
((u32 *) ctx->in)[15] = ctx->bits[1];
|
||||
|
||||
MD5Transform(ctx->buf, (u32 *) ctx->in);
|
||||
byteReverse((unsigned char *) ctx->buf, 4);
|
||||
os_memcpy(digest, ctx->buf, 16);
|
||||
os_memset(ctx, 0, sizeof(ctx)); /* In case it's sensitive */
|
||||
}
|
||||
|
||||
/* 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(u32 buf[4], u32 const in[16])
|
||||
{
|
||||
register u32 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;
|
||||
}
|
||||
/* ===== end - public domain MD5 implementation ===== */
|
||||
|
||||
#endif /* INTERNAL_MD5 */
|
||||
|
@ -51,7 +51,6 @@
|
||||
#define CONFIG_TLS_INTERNAL
|
||||
#define CONFIG_TLS_INTERNAL_CLIENT
|
||||
#define CONFIG_INTERNAL_LIBTOMMATH
|
||||
#define INTERNAL_MD5
|
||||
#define CONFIG_INTERNAL_X509
|
||||
#define CONFIG_CRYPTO_INTERNAL
|
||||
#endif /* USE_INTERNAL_CRYPTO */
|
||||
@ -64,7 +63,6 @@
|
||||
#define CONFIG_NO_HOSTAPD_LOGGER
|
||||
#define CONFIG_NO_STDOUT_DEBUG
|
||||
#define CONFIG_BACKEND_FILE
|
||||
#define INTERNAL_MD5
|
||||
#define CONFIG_INTERNAL_LIBTOMMATH
|
||||
#define CONFIG_INTERNAL_X509
|
||||
#define EAP_TLS_FUNCS
|
||||
|
@ -46,18 +46,16 @@ DESOBJS = # none needed when not internal
|
||||
AESOBJS = ../src/crypto/aes_wrap.o
|
||||
SHA256OBJS = # none by default
|
||||
MD4OBJS = # none by default
|
||||
|
||||
MD5OBJS = ../src/crypto/md5.o
|
||||
|
||||
OBJS = config.o
|
||||
OBJS += ../src/utils/common.o
|
||||
OBJS += ../src/utils/wpa_debug.o
|
||||
OBJS += ../src/utils/wpabuf.o
|
||||
OBJS += ../src/crypto/md5.o
|
||||
OBJS += ../src/crypto/rc4.o
|
||||
OBJS_p = wpa_passphrase.o
|
||||
OBJS_p += ../src/utils/common.o
|
||||
OBJS_p += ../src/utils/wpa_debug.o
|
||||
OBJS_p += ../src/crypto/md5.o
|
||||
OBJS_c = wpa_cli.o ../src/common/wpa_ctrl.o
|
||||
|
||||
-include .config
|
||||
@ -910,13 +908,13 @@ ifdef CONFIG_INTERNAL_SHA1
|
||||
SHA1OBJS += ../src/crypto/sha1-internal.o
|
||||
endif
|
||||
ifdef CONFIG_INTERNAL_MD5
|
||||
CFLAGS += -DINTERNAL_MD5
|
||||
MD5OBJS += ../src/crypto/md5-internal.o
|
||||
endif
|
||||
ifdef CONFIG_INTERNAL_MD4
|
||||
MD4OBJS += ../src/crypto/md4-internal.o
|
||||
endif
|
||||
OBJS += $(MD4OBJS)
|
||||
OBJS_p += $(MD4OBJS)
|
||||
OBJS += $(MD4OBJS) $(MD5OBJS)
|
||||
OBJS_p += $(MD4OBJS) $(MD5OBJS)
|
||||
|
||||
ifdef CONFIG_INTERNAL_DES
|
||||
DESOBJS += ../src/crypto/des-internal.o
|
||||
@ -1151,7 +1149,7 @@ OBJS_priv += ../src/utils/wpabuf.o
|
||||
OBJS_priv += wpa_priv.o
|
||||
ifdef CONFIG_DRIVER_TEST
|
||||
OBJS_priv += $(SHA1OBJS)
|
||||
OBJS_priv += ../src/crypto/md5.o
|
||||
OBJS_priv += $(MD5OBJS)
|
||||
ifeq ($(CONFIG_TLS), openssl)
|
||||
OBJS_priv += ../src/crypto/crypto_openssl.o
|
||||
endif
|
||||
@ -1216,7 +1214,7 @@ test_wpa: $(OBJS_wpa) $(OBJS_h)
|
||||
$(LDO) $(LDFLAGS) -o test_wpa $(OBJS_wpa) $(LIBS)
|
||||
|
||||
OBJSa=../src/tls/asn1_test.o ../src/tls/asn1.o ../src/tls/x509v3.o ../src/utils/common.o ../src/utils/wpa_debug.o ../src/utils/os_unix.o \
|
||||
../src/crypto/crypto_$(CONFIG_CRYPTO).o ../src/crypto/md5.o $(SHA1OBSJ) \
|
||||
../src/crypto/crypto_$(CONFIG_CRYPTO).o $(MD5OBJS) $(SHA1OBSJ) \
|
||||
../src/crypto/rc4.o $(DESOBJS) $(AESOBJS) ../src/tls/bignum.o ../src/tls/rsa.o
|
||||
asn1_test: $(OBJSa)
|
||||
$(LDO) $(LDFLAGS) -o asn1_test $(OBJSa)
|
||||
@ -1224,7 +1222,7 @@ asn1_test: $(OBJSa)
|
||||
OBJSx=tests/test_x509v3.o ../src/tls/asn1.o ../src/tls/x509v3.o \
|
||||
../src/utils/common.o ../src/utils/wpa_debug.o ../src/utils/os_unix.o \
|
||||
../src/crypto/crypto_$(CONFIG_CRYPTO).o \
|
||||
../src/crypto/md5.o $(SHA1OBJS) $(AESOBJS) \
|
||||
$(MD5OBJS) $(SHA1OBJS) $(AESOBJS) \
|
||||
../src/crypto/rc4.o $(DESOBJS) $(SHA256OBJS) \
|
||||
../src/tls/bignum.o ../src/tls/rsa.o
|
||||
test_x509v3: $(OBJSx)
|
||||
@ -1296,20 +1294,20 @@ wpa_gui-qt4/Makefile:
|
||||
wpa_gui-qt4: wpa_gui-qt4/Makefile
|
||||
$(MAKE) -C wpa_gui-qt4
|
||||
|
||||
TEST_MS_FUNCS_OBJS = ../src/crypto/crypto_openssl.o $(SHA1OBJS) ../src/crypto/md5.o \
|
||||
TEST_MS_FUNCS_OBJS = ../src/crypto/crypto_openssl.o $(SHA1OBJS) $(MD5OBJS) \
|
||||
../src/utils/os_unix.o ../src/crypto/rc4.o tests/test_ms_funcs.o
|
||||
test-ms_funcs: $(TEST_MS_FUNCS_OBJS)
|
||||
$(LDO) $(LDFLAGS) -o $@ $(TEST_MS_FUNCS_OBJS) $(LIBS) -lcrypto
|
||||
./test-ms_funcs
|
||||
rm test-ms_funcs
|
||||
|
||||
TEST_SHA1_OBJS = $(SHA1OBJS) ../src/crypto/md5.o tests/test_sha1.o #../src/crypto/crypto_openssl.o
|
||||
TEST_SHA1_OBJS = $(SHA1OBJS) $(MD5OBJS) tests/test_sha1.o #../src/crypto/crypto_openssl.o
|
||||
test-sha1: $(TEST_SHA1_OBJS)
|
||||
$(LDO) $(LDFLAGS) -o $@ $(TEST_SHA1_OBJS) $(LIBS)
|
||||
./test-sha1
|
||||
rm test-sha1
|
||||
|
||||
TEST_SHA256_OBJS = $(SHA256OBJS) ../src/crypto/md5.o tests/test_sha256.o ../src/utils/os_unix.o ../src/crypto/crypto_openssl.o
|
||||
TEST_SHA256_OBJS = $(SHA256OBJS) $(MD5OBJS) tests/test_sha256.o ../src/utils/os_unix.o ../src/crypto/crypto_openssl.o
|
||||
test-sha256: $(TEST_SHA256_OBJS)
|
||||
$(LDO) $(LDFLAGS) -o $@ $(TEST_SHA256_OBJS) $(LIBS)
|
||||
./test-sha256
|
||||
@ -1321,7 +1319,7 @@ test-aes: $(TEST_AES_OBJS)
|
||||
./test-aes
|
||||
rm test-aes
|
||||
|
||||
TEST_EAP_SIM_COMMON_OBJS = $(SHA1OBJS) ../src/crypto/md5.o \
|
||||
TEST_EAP_SIM_COMMON_OBJS = $(SHA1OBJS) $(MD5OBJS) \
|
||||
../src/utils/common.o ../src/utils/os_unix.o \
|
||||
../src/utils/wpa_debug.o $(AESOBJS) \
|
||||
tests/test_eap_sim_common.o
|
||||
@ -1336,7 +1334,7 @@ test-md4: $(TEST_MD4_OBJS)
|
||||
./test-md4
|
||||
rm test-md4
|
||||
|
||||
TEST_MD5_OBJS = ../src/crypto/md5.o tests/test_md5.o #../src/crypto/crypto_openssl.o
|
||||
TEST_MD5_OBJS = $(MD5OBJS) tests/test_md5.o #../src/crypto/crypto_openssl.o
|
||||
test-md5: $(TEST_MD5_OBJS)
|
||||
$(LDO) $(LDFLAGS) -o $@ $(TEST_MD5_OBJS) $(LIBS)
|
||||
./test-md5
|
||||
|
@ -41,7 +41,7 @@
|
||||
Name="VCCLCompilerTool"
|
||||
Optimization="0"
|
||||
AdditionalIncludeDirectories="..\..\..\src\utils;..\..\..\src\crypto;C:\dev\openssl\include"
|
||||
PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE;CONFIG_WIN32_DEFAULTS;INTERNAL_MD5"
|
||||
PreprocessorDefinitions="WIN32;_DEBUG;_CONSOLE;CONFIG_WIN32_DEFAULTS"
|
||||
MinimalRebuild="true"
|
||||
BasicRuntimeChecks="3"
|
||||
RuntimeLibrary="3"
|
||||
@ -120,7 +120,7 @@
|
||||
<Tool
|
||||
Name="VCCLCompilerTool"
|
||||
AdditionalIncludeDirectories="..\..\..\src\utils;..\..\..\src\crypto;C:\dev\openssl\include"
|
||||
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;CONFIG_WIN32_DEFAULTS;INTERNAL_MD5"
|
||||
PreprocessorDefinitions="WIN32;NDEBUG;_CONSOLE;CONFIG_WIN32_DEFAULTS"
|
||||
RuntimeLibrary="2"
|
||||
UsePrecompiledHeader="0"
|
||||
WarningLevel="3"
|
||||
@ -189,6 +189,10 @@
|
||||
RelativePath="..\..\..\src\crypto\md5.c"
|
||||
>
|
||||
</File>
|
||||
<File
|
||||
RelativePath="..\..\..\src\crypto\md5-internal.c"
|
||||
>
|
||||
</File>
|
||||
<File
|
||||
RelativePath="..\..\..\src\utils\os_win32.c"
|
||||
>
|
||||
|
Loading…
Reference in New Issue
Block a user