diff dcrypt/crypto/hashes/SHA384.d @ 0:0e08791a1418

Initial import.
author Thomas Dixon <reikon@reikon.us>
date Sun, 10 Aug 2008 14:20:17 -0400
parents
children 71aae178f89a
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dcrypt/crypto/hashes/SHA384.d	Sun Aug 10 14:20:17 2008 -0400
@@ -0,0 +1,93 @@
+/**
+ * This file is part of the dcrypt project.
+ *
+ * Copyright: Copyright (C) dcrypt contributors 2008. All rights reserved.
+ * License:   MIT
+ * Authors:   Thomas Dixon
+ */
+
+module dcrypt.crypto.hashes.SHA384;
+
+import dcrypt.crypto.hashes.SHA512;
+
+/** Implementation of SHA-384. */
+class SHA384 : SHA512 {
+    this (void[] input_=null) {
+        reset();
+        super(input_);
+    }
+    
+    uint digestSize() {
+        return 48;
+    }
+    
+    char[] name() {
+        return "SHA384";
+    }
+
+    ubyte[] digest() {
+    	padMessage(MODE_SHA);
+        ubyte[] result = new ubyte[digestSize];
+        
+        Util.ulongToUbytesBig(h0, result, 0);
+        Util.ulongToUbytesBig(h1, result, 8);
+        Util.ulongToUbytesBig(h2, result, 16);
+        Util.ulongToUbytesBig(h3, result, 24);
+        Util.ulongToUbytesBig(h4, result, 32);
+        Util.ulongToUbytesBig(h5, result, 40);
+
+        reset();
+        return result;
+    }
+
+    void reset() {
+        super.reset();
+        h0 = 0xcbbb9d5dc1059ed8u,
+        h1 = 0x629a292a367cd507u,
+        h2 = 0x9159015a3070dd17u,
+        h3 = 0x152fecd8f70e5939u,
+        h4 = 0x67332667ffc00b31u,
+        h5 = 0x8eb44a8768581511u,
+        h6 = 0xdb0c2e0d64f98fa7u,
+        h7 = 0x47b5481dbefa4fa4u;
+    }
+    
+    version (UnitTest) {
+        unittest {
+            static const char[][] test_inputs = [
+                "",
+                "abc",
+                "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmn"~
+                "hijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu",
+                "a"
+            ];
+            
+            static const int[] test_repeat = [
+                1, 1, 1, 1000000
+            ];
+            
+            static const char[][] test_results = [
+                "38b060a751ac96384cd9327eb1b1e36a21fdb71114be0743"~
+                "4c0cc7bf63f6e1da274edebfe76f65fbd51ad2f14898b95b",
+                
+                "cb00753f45a35e8bb5a03d699ac65007272c32ab0eded163"~
+                "1a8b605a43ff5bed8086072ba1e7cc2358baeca134c825a7",
+                
+                "09330c33f71147e83d192fc782cd1b4753111b173b3b05d2"~
+                "2fa08086e3b0f712fcc7c71a557e2db966c3e9fa91746039",
+                
+                "9d0e1809716474cb086e834e310a4a1ced149e9c00f24852"~
+                "7972cec5704c2a5b07b8b3dc38ecc4ebae97ddd87f3d8985"
+            ];
+
+            SHA384 h = new SHA384();
+            foreach (uint i, char[] input; test_inputs) {
+                for (int j = 0; j < test_repeat[i]; j++)
+                    h.update(input);
+                char[] digest = h.hexDigest();
+                assert(digest == test_results[i], 
+                        h.name()~": ("~digest~") != ("~test_results[i]~")");
+            }
+        }
+    }
+}