Reorganize local header files

[oweals/openssl.git] / crypto / md5 / md5_local.h

diff --git a/crypto/md5/md5_local.h b/crypto/md5/md5_local.h
new file mode 100644 (file)
index 0000000..8571e48
--- /dev/null
+++ b/crypto/md5/md5_local.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
+ * this file except in compliance with the License.  You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdlib.h>
+#include <string.h>
+#include <openssl/e_os2.h>
+#include <openssl/md5.h>
+
+#ifdef MD5_ASM
+# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
+     defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
+#  define md5_block_data_order md5_block_asm_data_order
+# elif defined(__ia64) || defined(__ia64__) || defined(_M_IA64)
+#  define md5_block_data_order md5_block_asm_data_order
+# elif defined(__sparc) || defined(__sparc__)
+#  define md5_block_data_order md5_block_asm_data_order
+# endif
+#endif
+
+void md5_block_data_order(MD5_CTX *c, const void *p, size_t num);
+
+#define DATA_ORDER_IS_LITTLE_ENDIAN
+
+#define HASH_LONG               MD5_LONG
+#define HASH_CTX                MD5_CTX
+#define HASH_CBLOCK             MD5_CBLOCK
+#define HASH_UPDATE             MD5_Update
+#define HASH_TRANSFORM          MD5_Transform
+#define HASH_FINAL              MD5_Final
+#define HASH_MAKE_STRING(c,s)   do {    \
+        unsigned long ll;               \
+        ll=(c)->A; (void)HOST_l2c(ll,(s));      \
+        ll=(c)->B; (void)HOST_l2c(ll,(s));      \
+        ll=(c)->C; (void)HOST_l2c(ll,(s));      \
+        ll=(c)->D; (void)HOST_l2c(ll,(s));      \
+        } while (0)
+#define HASH_BLOCK_DATA_ORDER   md5_block_data_order
+
+#include "crypto/md32_common.h"
+
+/*-
+#define F(x,y,z)        (((x) & (y))  |  ((~(x)) & (z)))
+#define G(x,y,z)        (((x) & (z))  |  ((y) & (~(z))))
+*/
+
+/*
+ * As pointed out by Wei Dai, 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)) & (d)) ^ (c))
+#define H(b,c,d)        ((b) ^ (c) ^ (d))
+#define I(b,c,d)        (((~(d)) | (b)) ^ (c))
+
+#define R0(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+F((b),(c),(d))); \
+        a=ROTATE(a,s); \
+        a+=b; };\
+
+#define R1(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+G((b),(c),(d))); \
+        a=ROTATE(a,s); \
+        a+=b; };
+
+#define R2(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+H((b),(c),(d))); \
+        a=ROTATE(a,s); \
+        a+=b; };
+
+#define R3(a,b,c,d,k,s,t) { \
+        a+=((k)+(t)+I((b),(c),(d))); \
+        a=ROTATE(a,s); \
+        a+=b; };