StringUuid: Implement new string(UUID) sub-command.

1 files changed, 55 insertions, 0 deletions

diff --git a/Source/cmUuid.h b/Source/cmUuid.h
new file mode 100644
index 0000000000..0dda357588
--- /dev/null
+++ b/Source/cmUuid.h
@@ -0,0 +1,55 @@
+/*============================================================================
+  CMake - Cross Platform Makefile Generator
+  Copyright 2014 Kitware, Inc., Insight Software Consortium
+
+  Distributed under the OSI-approved BSD License (the "License");
+  see accompanying file Copyright.txt for details.
+
+  This software is distributed WITHOUT ANY WARRANTY; without even the
+  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the License for more information.
+============================================================================*/
+#ifndef cmUuid_h
+#define cmUuid_h
+
+#include "cmStandardIncludes.h"
+
+/** \class cmUuid
+ * \brief Utility class to generate UUIDs as defined by RFC4122
+ *
+ */
+class cmUuid
+{
+public:
+  cmUuid();
+
+  std::string FromMd5(std::vector<unsigned char> const& uuidNamespace,
+    std::string const& name) const;
+
+  std::string FromSha1(std::vector<unsigned char> const& uuidNamespace,
+    std::string const& name) const;
+
+  bool StringToBinary(std::string const& input,
+    std::vector<unsigned char> &output) const;
+
+private:
+  std::string ByteToHex(unsigned char byte) const;
+
+  void CreateHashInput(std::vector<unsigned char> const& uuidNamespace,
+    std::string const& name, std::vector<unsigned char> &output) const;
+
+  std::string FromDigest(const unsigned char* digest,
+    unsigned char version) const;
+
+  bool StringToBinaryImpl(std::string const& input,
+    std::vector<unsigned char> &output) const;
+
+  std::string BinaryToString(const unsigned char* input) const;
+
+  bool IntFromHexDigit(char input, char& output) const;
+
+  std::vector<int> Groups;
+};
+
+
+#endif