146 lines
4.6 KiB
C
146 lines
4.6 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these libraries and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $XConsortium: fillnew.c /main/3 1996/08/12 12:33:46 cde-ibm $ */
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/*
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* COMPONENT_NAME: austext
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*
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* FUNCTIONS: d_fillnew
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*
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* ORIGINS: 157
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*
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* OBJECT CODE ONLY SOURCE MATERIALS
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*/
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/*-----------------------------------------------------------------------
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fillnew.c -- db_VISTA (filled) record creation module
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(C) Copyright 1987 by Raima Corp.
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-----------------------------------------------------------------------*/
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/* ********************** EDIT HISTORY *******************************
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SCR DATE INI DESCRIPTION
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----- --------- --- -----------------------------------------------------
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158 15-JUN-88 RSC inform key_bldcom NOT to complement compound keys
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04-Aug-88 RTK MULTI_TASK changes
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*/
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#include <stdio.h>
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#include "vista.h"
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#include "dbtype.h"
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#define FALSE 0
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#define TRUE 1
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/* Create and fill a new record
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*/
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int
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d_fillnew(
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int nrec, /* record number */
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const char *recval, /* record value */
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int dbn /* database number */
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)
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{
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DB_ADDR db_addr;
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INT recnum, stat;
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FILE_NO file;
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F_ADDR rec_addr;
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char *ptr;
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char key[256];
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RECORD_ENTRY *rec_ptr;
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FIELD_ENTRY *fld_ptr;
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int fld, fldtot;
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DB_ENTER(DB_ID TASK_ID LOCK_SET(RECORD_IO));
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if (nrec_check(nrec, &nrec, (RECORD_ENTRY * *)&rec_ptr) != S_OKAY)
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RETURN( db_status );
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recnum = NUM2EXT(nrec, rt_offset);
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/* check for duplicate keys */
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db_addr = curr_rec;
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for (fld = rec_ptr->rt_fields, fldtot = fld + rec_ptr->rt_fdtot,
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fld_ptr = &field_table[fld];
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(fld < fldtot) || (fld_ptr->fd_type == COMKEY);
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++fld, ++fld_ptr) {
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if ((fld_ptr->fd_key == UNIQUE) && !(fld_ptr->fd_flags & OPTKEYMASK)) {
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if (fld_ptr->fd_type != COMKEY)
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ptr = (char *)recval + fld_ptr->fd_ptr - rec_ptr->rt_data;
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else
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key_bldcom(fld, (char *)recval, ptr = key, FALSE); /* Don't complement */
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d_keyfind(FLDMARK*(long)recnum + (fld - rec_ptr->rt_fields), ptr
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, dbn);
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curr_rec = db_addr;
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if ( db_status == S_OKAY )
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RETURN( db_status = S_DUPLICATE );
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}
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}
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/* pull out the file number */
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file = rec_ptr->rt_file;
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db_addr = (NUM2EXT(file, ft_offset) & FILEMASK) << FILESHIFT;
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/* select a record pointer to use */
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if ( dio_pzalloc(file, &rec_addr) != S_OKAY )
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RETURN( db_status );
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db_addr |= rec_addr;
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/* read record */
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if (dio_read(db_addr, (char * *)&ptr, PGHOLD) != S_OKAY)
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RETURN( db_status );
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/* zero fill the record */
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byteset(ptr, 0, rec_ptr->rt_len);
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/* place the record number and db_addr at the start of the record */
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bytecpy( ptr, &recnum, sizeof(INT) );
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bytecpy( ptr+sizeof(INT), &db_addr, DB_ADDR_SIZE );
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/* copy the record value into place */
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bytecpy( ptr+rec_ptr->rt_data, recval, rec_ptr->rt_len-rec_ptr->rt_data );
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/* for each keyed field, enter the key value into the key file */
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for (fld = rec_ptr->rt_fields, fldtot = fld + rec_ptr->rt_fdtot,
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fld_ptr = &field_table[fld];
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(fld < fldtot) || (fld_ptr->fd_type == COMKEY);
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++fld, ++fld_ptr) {
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if ((fld_ptr->fd_key != 'n') && !(fld_ptr->fd_flags & OPTKEYMASK)) {
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if ( fld_ptr->fd_type != COMKEY )
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ptr = (char *)recval + fld_ptr->fd_ptr - rec_ptr->rt_data;
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else
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key_bldcom(fld, (char *)recval, ptr = key, TRUE);
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if ((stat = key_insert(fld, ptr, db_addr)) != S_OKAY) {
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r_delrec( nrec, db_addr );
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dio_write(db_addr, NULL, PGFREE);
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RETURN( db_status = stat );
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}
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}
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}
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/* 'touch' page, do page's update housekeeping */
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if ( dio_write(db_addr, NULL, PGFREE) == S_OKAY ) {
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curr_rec = db_addr;
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}
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RETURN( db_status );
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}
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/* vpp -nOS2 -dUNIX -nBSD -nVANILLA_BSD -nVMS -nMEMLOCK -nWINDOWS -nFAR_ALLOC -f/usr/users/master/config/nonwin fillnew.c */
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