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