1 files changed, 49 insertions, 0 deletions
diff --git a/src/hash/sha1_ia32/sha1_ia32.cpp b/src/hash/sha1_ia32/sha1_ia32.cpp
new file mode 100644
index 000000000..4e24b0793
--- /dev/null
+++ b/src/hash/sha1_ia32/sha1_ia32.cpp
@@ -0,0 +1,49 @@
+/*************************************************
+* SHA-160 (IA-32) Source File                    *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#include <botan/sha1_ia32.h>
+#include <botan/loadstor.h>
+
+namespace Botan {
+
+namespace {
+
+extern "C"
+void botan_sha160_ia32_compress(u32bit[5], const byte[64], u32bit[81]);
+
+}
+
+/*************************************************
+* SHA-160 Compression Function                   *
+*************************************************/
+void SHA_160_IA32::hash(const byte input[])
+   {
+   botan_sha160_ia32_compress(digest, input, W);
+   }
+
+/*************************************************
+* Copy out the digest                            *
+*************************************************/
+void SHA_160_IA32::copy_out(byte output[])
+   {
+   for(u32bit j = 0; j != OUTPUT_LENGTH; ++j)
+      output[j] = get_byte(j % 4, digest[j/4]);
+   }
+
+/*************************************************
+* Clear memory of sensitive data                 *
+*************************************************/
+void SHA_160_IA32::clear() throw()
+   {
+   MDx_HashFunction::clear();
+   W.clear();
+   digest[0] = 0x67452301;
+   digest[1] = 0xEFCDAB89;
+   digest[2] = 0x98BADCFE;
+   digest[3] = 0x10325476;
+   digest[4] = 0xC3D2E1F0;
+   }
+
+}