1 files changed, 56 insertions, 2 deletions

diff --git a/src/lib/libcrypto/md4/md4_dgst.c b/src/lib/libcrypto/md4/md4_dgst.c
index aa7b7f7931..7ff258d8bd 100644
--- a/src/lib/libcrypto/md4/md4_dgst.c
+++ b/src/lib/libcrypto/md4/md4_dgst.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: md4_dgst.c,v 1.17 2022/11/26 16:08:53 tb Exp $ */
+/* $OpenBSD: md4_dgst.c,v 1.18 2023/07/08 06:39:19 jsing Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -59,7 +59,61 @@
 #include <stdio.h>
 #include <openssl/opensslv.h>
 #include <openssl/crypto.h>
-#include "md4_local.h"
+
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/opensslconf.h>
+#include <openssl/md4.h>
+
+__BEGIN_HIDDEN_DECLS
+
+void md4_block_data_order (MD4_CTX *c, const void *p,size_t num);
+
+__END_HIDDEN_DECLS
+
+#define DATA_ORDER_IS_LITTLE_ENDIAN
+
+#define HASH_LONG               MD4_LONG
+#define HASH_CTX                MD4_CTX
+#define HASH_CBLOCK             MD4_CBLOCK
+#define HASH_UPDATE             MD4_Update
+#define HASH_TRANSFORM          MD4_Transform
+#define HASH_FINAL              MD4_Final
+#define HASH_MAKE_STRING(c,s)   do {    \
+        unsigned long ll;               \
+        ll=(c)->A; HOST_l2c(ll,(s));    \
+        ll=(c)->B; HOST_l2c(ll,(s));    \
+        ll=(c)->C; HOST_l2c(ll,(s));    \
+        ll=(c)->D; HOST_l2c(ll,(s));    \
+        } while (0)
+#define HASH_BLOCK_DATA_ORDER   md4_block_data_order
+
+#include "md32_common.h"
+
+/*
+#define F(x,y,z)        (((x) & (y))  |  ((~(x)) & (z)))
+#define G(x,y,z)        (((x) & (y))  |  ((x) & ((z))) | ((y) & ((z))))
+*/
+
+/* As pointed out by Wei Dai <weidai@eskimo.com>, the above can be
+ * simplified to the code below.  Wei attributes these optimizations
+ * to Peter Gutmann's SHS code, and he attributes it to Rich Schroeppel.
+ */
+#define F(b,c,d)        ((((c) ^ (d)) & (b)) ^ (d))
+#define G(b,c,d)        (((b) & (c)) | ((b) & (d)) | ((c) & (d)))
+#define H(b,c,d)        ((b) ^ (c) ^ (d))
+
+#define R0(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+F((b),(c),(d))); \
+        a=ROTATE(a,s); };
+
+#define R1(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+G((b),(c),(d))); \
+        a=ROTATE(a,s); };\
+
+#define R2(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+H((b),(c),(d))); \
+        a=ROTATE(a,s); };
 
 /* Implemented from RFC1186 The MD4 Message-Digest Algorithm
  */