Reduce supply chain risk

2026-05-14 11:25:05 +00:00 · 2026-04-07 15:11:39 -06:00
parent 037af2a6ac
commit e8000538aa
109 changed files with 28600 additions and 2 deletions
@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2015 Southern Storm Software, Pty Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "SHA224.h"
+#include "Crypto.h"
+
+/**
+ * \class SHA224 SHA224.h <SHA224.h>
+ * \brief SHA-224 hash algorithm.
+ *
+ * Reference: http://en.wikipedia.org/wiki/SHA-2
+ *
+ * \sa SHA256, SHA512, SHA3_256, BLAKE2s
+ */
+
+/**
+ * \var SHA224::HASH_SIZE
+ * \brief Constant for the size of the hash output of SHA224.
+ */
+
+/**
+ * \var SHA224::BLOCK_SIZE
+ * \brief Constant for the block size of SHA224.
+ */
+
+/**
+ * \brief Constructs a SHA-224 hash object.
+ */
+SHA224::SHA224()
+{
+    reset();
+}
+
+size_t SHA224::hashSize() const
+{
+    return 28;
+}
+
+void SHA224::reset()
+{
+    state.h[0] = 0xc1059ed8;
+    state.h[1] = 0x367cd507;
+    state.h[2] = 0x3070dd17;
+    state.h[3] = 0xf70e5939;
+    state.h[4] = 0xffc00b31;
+    state.h[5] = 0x68581511;
+    state.h[6] = 0x64f98fa7;
+    state.h[7] = 0xbefa4fa4;
+    state.chunkSize = 0;
+    state.length = 0;
+}