Creates a C++ GUID structure from a source string

ConvertGuidStringToCppStructure.js

// Creates a C++ GUID structure from a source string

// http://msdn.microsoft.com/en-us/library/windows/desktop/aa373931(v=vs.85).aspx

/*
typedef struct _GUID {
  DWORD Data1;
  WORD  Data2;
  WORD  Data3;
  BYTE  Data4[8];
} GUID;
*/

// ConvertGuidStringToCppStructure('490A7178-3239-43F1-9B34-2049EBABB6A8');
// " { 0x490A7178, 0x3239, 0x43F1,  { 0x9B, 0x34, 0x20, 0x49, 0xEB, 0xAB, 0xB6, 0xA8 }  } "
// Requires my other Gist "GroupCharacters"

function ConvertGuidStringToCppStructure(guidString)
{
    var cleanGuid = guidString.replace(/[^a-zA-Z0-9]/g, '');

    function GroupGuid(cleanGuid)
    {
        return [
            cleanGuid.substring(0, 8),
            cleanGuid.substring(8, 12),
            cleanGuid.substring(12, 16),
            GroupCharacters(cleanGuid.substring(16, 32), 2)
        ];
    }

    function AddHexIndication(b)
    {
        if(typeof b === 'string')
        {
            return '0x' + b;
        }
        else
        {
            return ' { ' + b.map(AddHexIndication).join(', ') + ' } ';
        }
    }

    var groupedGuid = GroupGuid(cleanGuid);

    return AddHexIndication(groupedGuid);
}