provide SHA256 as util function to outside code

diff --git a/d0_blind_id.c b/d0_blind_id.c
index 1775fbc294c94b44e60f20290458d2d9746db855..d8d90f12a6a40949111c749d4227ea5f3821a143 100644 (file)
--- a/d0_blind_id.c
+++ b/d0_blind_id.c
@@ -29,7 +29,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 const char *sha(const char *in, size_t len)
 {
        static char h[32];
-       sha256(h, in, len);
+       d0_blind_id_util_sha256(h, in, len);
        return h;
 }
 
@@ -997,3 +997,11 @@ void d0_blind_id_free(d0_blind_id_t *a)
        d0_blind_id_clear(a);
        d0_free(a);
 }
+
+void d0_blind_id_util_sha256(char *out, const char *in, size_t n)
+{
+       SHA256_CTX context;
+       SHA256_Init(&context);
+       SHA256_Update(&context, (const unsigned char *) in, n);
+       return SHA256_Final((unsigned char *) out, &context);
+}

diff --git a/d0_blind_id.h b/d0_blind_id.h
index d381898933059e1152e55321037d5cc4f775a5a0..cc5afba4b99fa957150867db9fa6dc0309478707 100644 (file)
--- a/d0_blind_id.h
+++ b/d0_blind_id.h
@@ -40,4 +40,6 @@ EXPORT WARN_UNUSED_RESULT BOOL d0_blind_id_sessionkey_public_id(const d0_blind_i
 EXPORT void d0_blind_id_INITIALIZE(void);
 EXPORT void d0_blind_id_SHUTDOWN(void);
 
+EXPORT void d0_blind_id_util_sha256(char *out, const char *in, size_t n);
+
 #endif

diff --git a/sha2.c b/sha2.c
index a7b2afe4f0e080c4fda5b5647e30ca7d3d840669..722002363c692037318096500ddedcc3e1a071a8 100644 (file)
--- a/sha2.c
+++ b/sha2.c
@@ -1062,15 +1062,3 @@ char* SHA384_Data(const sha2_byte* data, size_t len, char digest[SHA384_DIGEST_S
        SHA384_Update(&context, data, len);
        return SHA384_End(&context, digest);
 }
-
-
-
-
-
-void sha256(unsigned char *out, const unsigned char *in, int n)
-{
-       SHA256_CTX context;
-       SHA256_Init(&context);
-       SHA256_Update(&context, in, n);
-       return SHA256_Final(out, &context);
-}

diff --git a/sha2.h b/sha2.h
index 0f4a9e7aee9251b418f00adef455bab6c7a95dec..7b47a7a5cbf77a13b452d2cd11956fb4d8c10395 100644 (file)
--- a/sha2.h
+++ b/sha2.h
@@ -153,8 +153,6 @@ void SHA512_Final(uint8_t[SHA512_DIGEST_LENGTH], SHA512_CTX*);
 char* SHA512_End(SHA512_CTX*, char[SHA512_DIGEST_STRING_LENGTH]);
 char* SHA512_Data(const uint8_t*, size_t, char[SHA512_DIGEST_STRING_LENGTH]);
 
-void sha256(unsigned char *out, const unsigned char *in, int n);
-
 #else /* SHA2_USE_INTTYPES_H */
 
 void SHA256_Init(SHA256_CTX *);