Sev server fix in get data, time range and number of points returned

sev/lib/sev/src/sev_dbms.h

@@ -206,9 +206,14 @@ class sev_dbms : public sev_db {
   void add_cache( int item_idx);
   int begin_transaction();
   int commit_transaction();
-  int get_closest_time( char *tablename, unsigned int options, pwr_tTime *time, int before, int *id);
+  int get_closest_time( char *tablename, unsigned int options, pwr_tTime *time, int before, 
+			unsigned int *id);
   void string_to_mysqlstring( char *in, char *out, int size);
   void mysqlstring_to_string( char *in, char *out, int size);
+  int get_id_range( pwr_tStatus *sts, sev_item *item, 
+		    pwr_tMask options, unsigned int *first, unsigned int *last);
+  int get_time_range( pwr_tStatus *sts, sev_item *item, 
+		      pwr_tMask options, pwr_tTime *first, pwr_tTime *last);
   inline char* create_colName(unsigned int index, char *attributename) {
     static char colName[constMaxColNameLength];
     strncpy(colName, attributename, constMaxColNameLength);

src/msg/rt/src/rt_sev_msg.msg

@@ -54,6 +54,7 @@ nosuchattr      <No such attribute exist>				/error
 range		<Unable to get range>					/error
 unknowntype	<Unknown data type>					/error
 nosuchtable	<Table doesn't exist>					/error
+norows		<No rows found>						/error
 .end