Initial

sql/SQLDSN.HPP

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+#ifndef _SQL_DATASOURCE_HPP_
+#define _SQL_DATASOURCE_HPP_
+#ifndef _SQL_DATAITEM_HPP_
+#include <sql/dataitem.hpp>
+#endif
+
+class DataSource
+{
+public:
+  enum Fetch{First=SQL_FETCH_FIRST,Next=SQL_FETCH_NEXT};
+  DataSource(HandleEnvironment &handleEnvironment);
+	virtual ~DataSource();
+	WORD sourceFirst(DataItem &someDataItem);
+	WORD sourceNext(DataItem &someDataItem);
+private:
+  WORD sourceName(DataItem &someDataItem,Fetch sourceFetch);
+	HandleEnvironment &mhEnvironment;
+};
+
+inline
+DataSource::DataSource(HandleEnvironment &handleEnvironment)
+: mhEnvironment(handleEnvironment)
+{
+}
+
+inline
+DataSource::~DataSource()
+{
+}
+
+inline
+WORD DataSource::sourceFirst(DataItem &someDataItem)
+{
+  return sourceName(someDataItem,First);
+}
+
+inline
+WORD DataSource::sourceNext(DataItem &someDataItem)
+{
+  return sourceName(someDataItem,Next);
+}
+
+inline
+WORD DataSource::sourceName(DataItem &someDataItem,Fetch sourceFetch)
+{
+  RETCODE sqlReturn;  
+  UCHAR sourceName[SQL_MAX_DSN_LENGTH+1];
+	UCHAR sourceDescription[1024];
+	SWORD cbNameLength(sizeof(sourceName));
+	SWORD cbDescriptionLength(sizeof(sourceDescription));
+	SWORD outNameLength;
+	SWORD outDescriptionLength;
+
+  sqlReturn=::SQLDataSources(mhEnvironment,sourceFetch,sourceName,cbNameLength,&outNameLength,sourceDescription,cbDescriptionLength,&outDescriptionLength);
+	if(sqlReturn!=SQL_SUCCESS&&sqlReturn!=SQL_SUCCESS_WITH_INFO)return TRUE;
+	someDataItem.sourceName((char*)sourceName);
+	someDataItem.sourceDescription((char*)sourceDescription);
+	return FALSE;
+}
+#endif
+