Rewrite the whole of parameter and column binding almost from scratch

No more template rubbish, no more messy partial specialisation
Add copyless rebind of column to parameter
Changes in project2 to suit

1 files changed, 10 insertions, 15 deletions

diff --git a/libodbcpp/bind.h b/libodbcpp/bind.h
index fd69900..cd45cf6 100644
--- a/libodbcpp/bind.h
+++ b/libodbcpp/bind.h
@@ -5,25 +5,20 @@
 #include <vector>
 
 namespace ODBC {
-	class Command;
-	class BindBase {
-		public:
-			BindBase();
-			virtual			~BindBase() {}
-		protected:
-			SQLLEN			bindLen;			// Used memory
-			friend class Param;
-			friend class Column;
-			friend class Command;
-	};
-	template <class t>
 	class Bind {
 		public:
-			virtual			~Bind() {}
-			mutable t		value;
+			Bind();
+			virtual	~Bind() = 0;
+
+			virtual SQLSMALLINT ctype() const = 0; // The C type ID
+			virtual SQLINTEGER size() const = 0; // The size of the data
+		protected:
+			mutable SQLLEN bindLen;	// How much data the driver wants to store
 	};
-	typedef std::vector<char> SQLCHARVEC;
 }
 
+void operator << (SQL_TIMESTAMP_STRUCT & target, const struct tm &);
+void operator << (struct tm &, const SQL_TIMESTAMP_STRUCT & target);
+
 #endif