Add support for Intel SHA extension.

[openssl.git] / crypto / sha / sha.h

diff --git a/crypto/sha/sha.h b/crypto/sha/sha.h
index 3fd54a10cc7ca6f418def5f99de804bf28ca402e..16cacf9fc01b2733e337493864769ec11e16478f 100644 (file)
--- a/crypto/sha/sha.h
+++ b/crypto/sha/sha.h
@@ -60,6 +60,7 @@
 #define HEADER_SHA_H
 
 #include <openssl/e_os2.h>
+#include <stddef.h>
 
 #ifdef  __cplusplus
 extern "C" {
@@ -69,6 +70,10 @@ extern "C" {
 #error SHA is disabled.
 #endif
 
+#if defined(OPENSSL_FIPS)
+#define FIPS_SHA_SIZE_T size_t
+#endif
+
 /*
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  * ! SHA_LONG has to be at least 32 bits wide. If it's wider, then !
@@ -76,7 +81,7 @@ extern "C" {
  * !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  */
 
-#if defined(OPENSSL_SYS_WIN16) || defined(__LP32__)
+#if defined(__LP32__)
 #define SHA_LONG unsigned long
 #elif defined(OPENSSL_SYS_CRAY) || defined(__ILP64__)
 #define SHA_LONG unsigned long
@@ -97,23 +102,97 @@ typedef struct SHAstate_st
        SHA_LONG h0,h1,h2,h3,h4;
        SHA_LONG Nl,Nh;
        SHA_LONG data[SHA_LBLOCK];
-       int num;
+       unsigned int num;
        } SHA_CTX;
 
 #ifndef OPENSSL_NO_SHA0
 int SHA_Init(SHA_CTX *c);
-int SHA_Update(SHA_CTX *c, const void *data, unsigned long len);
+int SHA_Update(SHA_CTX *c, const void *data, size_t len);
 int SHA_Final(unsigned char *md, SHA_CTX *c);
-unsigned char *SHA(const unsigned char *d, unsigned long n,unsigned char *md);
+unsigned char *SHA(const unsigned char *d, size_t n, unsigned char *md);
 void SHA_Transform(SHA_CTX *c, const unsigned char *data);
 #endif
 #ifndef OPENSSL_NO_SHA1
 int SHA1_Init(SHA_CTX *c);
-int SHA1_Update(SHA_CTX *c, const void *data, unsigned long len);
+int SHA1_Update(SHA_CTX *c, const void *data, size_t len);
 int SHA1_Final(unsigned char *md, SHA_CTX *c);
-unsigned char *SHA1(const unsigned char *d, unsigned long n,unsigned char *md);
+unsigned char *SHA1(const unsigned char *d, size_t n, unsigned char *md);
 void SHA1_Transform(SHA_CTX *c, const unsigned char *data);
 #endif
+
+#define SHA256_CBLOCK  (SHA_LBLOCK*4)  /* SHA-256 treats input data as a
+                                        * contiguous array of 32 bit
+                                        * wide big-endian values. */
+#define SHA224_DIGEST_LENGTH   28
+#define SHA256_DIGEST_LENGTH   32
+
+typedef struct SHA256state_st
+       {
+       SHA_LONG h[8];
+       SHA_LONG Nl,Nh;
+       SHA_LONG data[SHA_LBLOCK];
+       unsigned int num,md_len;
+       } SHA256_CTX;
+
+#ifndef OPENSSL_NO_SHA256
+int SHA224_Init(SHA256_CTX *c);
+int SHA224_Update(SHA256_CTX *c, const void *data, size_t len);
+int SHA224_Final(unsigned char *md, SHA256_CTX *c);
+unsigned char *SHA224(const unsigned char *d, size_t n,unsigned char *md);
+int SHA256_Init(SHA256_CTX *c);
+int SHA256_Update(SHA256_CTX *c, const void *data, size_t len);
+int SHA256_Final(unsigned char *md, SHA256_CTX *c);
+unsigned char *SHA256(const unsigned char *d, size_t n,unsigned char *md);
+void SHA256_Transform(SHA256_CTX *c, const unsigned char *data);
+#endif
+
+#define SHA384_DIGEST_LENGTH   48
+#define SHA512_DIGEST_LENGTH   64
+
+#ifndef OPENSSL_NO_SHA512
+/*
+ * Unlike 32-bit digest algorithms, SHA-512 *relies* on SHA_LONG64
+ * being exactly 64-bit wide. See Implementation Notes in sha512.c
+ * for further details.
+ */
+#define SHA512_CBLOCK  (SHA_LBLOCK*8)  /* SHA-512 treats input data as a
+                                        * contiguous array of 64 bit
+                                        * wide big-endian values. */
+#if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
+#define SHA_LONG64 unsigned __int64
+#define U64(C)     C##UI64
+#elif defined(__arch64__)
+#define SHA_LONG64 unsigned long
+#define U64(C)     C##UL
+#else
+#define SHA_LONG64 unsigned long long
+#define U64(C)     C##ULL
+#endif
+
+typedef struct SHA512state_st
+       {
+       SHA_LONG64 h[8];
+       SHA_LONG64 Nl,Nh;
+       union {
+               SHA_LONG64      d[SHA_LBLOCK];
+               unsigned char   p[SHA512_CBLOCK];
+       } u;
+       unsigned int num,md_len;
+       } SHA512_CTX;
+#endif
+
+#ifndef OPENSSL_NO_SHA512
+int SHA384_Init(SHA512_CTX *c);
+int SHA384_Update(SHA512_CTX *c, const void *data, size_t len);
+int SHA384_Final(unsigned char *md, SHA512_CTX *c);
+unsigned char *SHA384(const unsigned char *d, size_t n,unsigned char *md);
+int SHA512_Init(SHA512_CTX *c);
+int SHA512_Update(SHA512_CTX *c, const void *data, size_t len);
+int SHA512_Final(unsigned char *md, SHA512_CTX *c);
+unsigned char *SHA512(const unsigned char *d, size_t n,unsigned char *md);
+void SHA512_Transform(SHA512_CTX *c, const unsigned char *data);
+#endif
+
 #ifdef  __cplusplus
 }
 #endif