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/* File: columninfo.h
*
* Description: See "columninfo.c"
*
* Comments: See "notice.txt" for copyright and license information.
*
*/
#ifndef __COLUMNINFO_H__
#define __COLUMNINFO_H__
#include "psqlodbc.h"
struct ColumnInfoClass_ {
Int2 num_fields;
char **name; /* list of type names */
Oid *adtid; /* list of type ids */
Int2 *adtsize; /* list type sizes */
Int2 *display_size; /* the display size (longest row) */
Int4 *atttypmod; /* the length of bpchar/varchar */
};
#define CI_get_num_fields(self) ((self) ? (self->num_fields) : (-1))
#define CI_get_oid(self, col) (self->adtid[col])
#define CI_get_fieldname(self, col) (self->name[col])
#define CI_get_fieldsize(self, col) (self->adtsize[col])
#define CI_get_display_size(self, col) (self->display_size[col])
#define CI_get_atttypmod(self, col) (self->atttypmod[col])
ColumnInfoClass *CI_Constructor(void);
void CI_Destructor(ColumnInfoClass *self);
void CI_free_memory(ColumnInfoClass *self);
char CI_read_fields(ColumnInfoClass *self, ConnectionClass *conn);
/* functions for setting up the fields from within the program, */
/* without reading from a socket */
void CI_set_num_fields(ColumnInfoClass *self, int new_num_fields);
void CI_set_field_info(ColumnInfoClass *self, int field_num, char *new_name,
Oid new_adtid, Int2 new_adtsize, Int4 atttypmod);
#endif
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