ENH: Added MD5 implementation to KWSys.

1 files changed, 105 insertions, 0 deletions

diff --git a/Source/kwsys/MD5.h.in b/Source/kwsys/MD5.h.in
new file mode 100644
index 0000000..581796b
--- /dev/null
+++ b/Source/kwsys/MD5.h.in
@@ -0,0 +1,105 @@
+/*=========================================================================
+
+  Program:   KWSys - Kitware System Library
+  Module:    $RCSfile$
+
+  Copyright (c) Kitware, Inc., Insight Consortium.  All rights reserved.
+  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
+
+     This software is distributed WITHOUT ANY WARRANTY; without even
+     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+     PURPOSE.  See the above copyright notices for more information.
+
+=========================================================================*/
+#ifndef @KWSYS_NAMESPACE@_MD5_h
+#define @KWSYS_NAMESPACE@_MD5_h
+
+#include <@KWSYS_NAMESPACE@/Configure.h>
+
+/* Redefine all public interface symbol names to be in the proper
+   namespace.  These macros are used internally to kwsys only, and are
+   not visible to user code.  Use kwsysHeaderDump.pl to reproduce
+   these macros after making changes to the interface.  */
+#if !defined(KWSYS_NAMESPACE)
+# define kwsys_ns(x) @KWSYS_NAMESPACE@##x
+# define kwsysEXPORT @KWSYS_NAMESPACE@_EXPORT
+#endif
+#define kwsysMD5                 kwsys_ns(MD5)
+#define kwsysMD5_s               kwsys_ns(MD5_s)
+#define kwsysMD5_New             kwsys_ns(MD5_New)
+#define kwsysMD5_Delete          kwsys_ns(MD5_Delete)
+#define kwsysMD5_Initialize      kwsys_ns(MD5_Initialize)
+#define kwsysMD5_Append          kwsys_ns(MD5_Append)
+#define kwsysMD5_Finalize        kwsys_ns(MD5_Finalize)
+#define kwsysMD5_FinalizeHex     kwsys_ns(MD5_FinalizeHex)
+#define kwsysMD5_DigestToHex     kwsys_ns(MD5_DigestToHex)
+
+#if defined(__cplusplus)
+extern "C"
+{
+#endif
+
+/**
+ * MD5 state data structure.
+ */
+typedef struct kwsysMD5_s kwsysMD5;
+
+/**
+ * Create a new MD5 instance.  The returned instance is not initialized.
+ */
+kwsysEXPORT kwsysMD5* kwsysMD5_New(void);
+
+/**
+ * Delete an old MD5 instance.
+ */
+kwsysEXPORT void kwsysMD5_Delete(kwsysMD5* md5);
+
+/**
+ * Initialize a new MD5 digest.
+ */
+kwsysEXPORT void kwsysMD5_Initialize(kwsysMD5* md5);
+
+/**
+ * Append data to an MD5 digest.  If the given length is negative,
+ * data will be read up to but not including a terminating null.
+ */
+kwsysEXPORT void kwsysMD5_Append(kwsysMD5* md5, unsigned char const* data,
+                                 int length);
+
+/**
+ * Finalize a MD5 digest and get the 16-byte hash value.
+ */
+kwsysEXPORT void kwsysMD5_Finalize(kwsysMD5* md5, unsigned char digest[16]);
+
+/**
+ * Finalize a MD5 digest and get the 32-bit hexadecimal representation.
+ */
+kwsysEXPORT void kwsysMD5_FinalizeHex(kwsysMD5* md5, char buffer[32]);
+
+/**
+ * Convert a MD5 digest 16-byte value to a 32-byte hexadecimal representation.
+ */
+kwsysEXPORT void kwsysMD5_DigestToHex(unsigned char const digest[16],
+                                      char buffer[32]);
+
+#if defined(__cplusplus)
+} /* extern "C" */
+#endif
+
+/* If we are building a kwsys .c or .cxx file, let it use these macros.
+   Otherwise, undefine them to keep the namespace clean.  */
+#if !defined(KWSYS_NAMESPACE)
+# undef kwsys_ns
+# undef kwsysEXPORT
+# undef kwsysMD5
+# undef kwsysMD5_s
+# undef kwsysMD5_New
+# undef kwsysMD5_Delete
+# undef kwsysMD5_Initialize
+# undef kwsysMD5_Append
+# undef kwsysMD5_Finalize
+# undef kwsysMD5_FinalizeHex
+# undef kwsysMD5_DigestToHex
+#endif
+
+#endif