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DtMmdb: move to lib directory as a standalone library.

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This commit is contained in:
Liang Chang
2022-01-13 00:15:14 +08:00
parent f3baea9faa
commit e93b2bc626
589 changed files with 31 additions and 2985 deletions
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292
cde/lib/DtMmdb/oliasdb/dlp_hd.C Normal file
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/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/*
* $XConsortium: dlp_hd.cc /main/4 1996/06/11 17:28:37 cde-hal $
*
* Copyright (c) 1992 HAL Computer Systems International, Ltd.
* All rights reserved. Unpublished -- rights reserved under
* the Copyright Laws of the United States. USE OF A COPYRIGHT
* NOTICE IS PRECAUTIONARY ONLY AND DOES NOT IMPLY PUBLICATION
* OR DISCLOSURE.
*
* THIS SOFTWARE CONTAINS CONFIDENTIAL INFORMATION AND TRADE
* SECRETS OF HAL COMPUTER SYSTEMS INTERNATIONAL, LTD. USE,
* DISCLOSURE, OR REPRODUCTION IS PROHIBITED WITHOUT THE
* PRIOR EXPRESS WRITTEN PERMISSION OF HAL COMPUTER SYSTEMS
* INTERNATIONAL, LTD.
*
* RESTRICTED RIGHTS LEGEND
* Use, duplication, or disclosure by the Government is subject
* to the restrictions as set forth in subparagraph (c)(l)(ii)
* of the Rights in Technical Data and Computer Software clause
* at DFARS 252.227-7013.
*
* HAL COMPUTER SYSTEMS INTERNATIONAL, LTD.
* 1315 Dell Avenue
* Campbell, CA 95008
*
*/
#include "oliasdb/dlp_hd.h"
handler* dlp::get_component(int index)
{
if ( index != 1 )
throw(boundaryException(1, 1, index));
return new handler(/*c,*/ f_oid, storage_ptr);
}
io_status dlp::asciiOut(ostream& out)
{
//////////////////////////////////////////////
// qfc: cause dlp trouble to find end nodes.
//////////////////////////////////////////////
/*
if ( BIT_TEST(pos_status, BEG) )
out << '+';
*/
io_status ok = node_oid.asciiOut(out);
/*
if ( BIT_TEST(pos_status, TERM) )
out << '-';
*/
return ok;
}
// format for a book section:
// 1004 \n
// +x.x \n
// ...
// 1004 \n
// x.x \n
// - \n
//
// a dlp stream is (book_section)+
io_status dlp::asciiIn(istream& in)
{
set_mode(UPDATE, true);
pos_status = NOT_BEG_TERM;
int plus = in.get();
if ( plus == '+' ) {
pos_status |= BEG;
} else
in.putback(char(plus));
io_status ok = node_oid.asciiIn(in);
int minus = in.get();
if ( minus == '-' ) {
pos_status |= TERM;
if ( in.get() != '\n' )
throw(stringException("should be a newline"));
} else
in.putback(char(minus));
//debug(cerr, int(BEG));
//debug(cerr, int(TERM));
//debug(cerr, int(pos_status));
//debug(cerr, node_oid);
return ok;
}
int dlp::cdr_sizeof()
{
return dl_list_cell::cdr_sizeof() + node_oid.cdr_sizeof() + sizeof(pos_status);
}
io_status dlp::cdrOut(buffer& buf)
{
dl_list_cell::cdrOut(buf);
node_oid.cdrOut(buf);
buf.put(pos_status);
return done;
}
io_status dlp::cdrIn(buffer& buf)
{
dl_list_cell::cdrIn(buf);
node_oid.cdrIn(buf, OLIAS_NODE_CODE);
buf.get(pos_status);
return done;
}
MMDB_BODIES(dlp)
///////////////////////////////////
//
///////////////////////////////////
dlp_smart_ptr::
dlp_smart_ptr(info_lib* lib_ptr,
const char* info_base_name, const oid_t& id):
smart_ptr(lib_ptr, info_base_name, DLP_LIST_POS,
managers::query_mgr -> form_oid_handler(
oid_t(OLIAS_NODE_CODE, id.icode())
),
////////////////////////////////////////////////////////////
// to keep backward compatibility
// up to 2.2: position is specified by BASE_COMPONENT_INDEX
// 2.3 and higher: position is specified by THIS
////////////////////////////////////////////////////////////
(lib_ptr->get_info_base(info_base_name)->
get_list(DLP_LIST_POS)->its_store()->
get_db_version() < mm_version(2,3)) ? BASE_COMPONENT_INDEX : THIS,
smart_ptr::LIST
)
{
}
dlp_smart_ptr::
dlp_smart_ptr(info_base* bs_ptr, const oid_t& id) :
smart_ptr(bs_ptr, DLP_LIST_POS,
managers::query_mgr -> form_oid_handler(
oid_t(OLIAS_NODE_CODE, id.icode())
),
////////////////////////////////////////////////////////////
// to keep backward compatibility
// up to 2.2: position is specified by BASE_COMPONENT_INDEX
// 2.3 and higher: position is specified by THIS
////////////////////////////////////////////////////////////
(bs_ptr-> get_list(DLP_LIST_POS)->its_store()->
get_db_version() < mm_version(2,3)) ? BASE_COMPONENT_INDEX : THIS,
smart_ptr::LIST
)
{
}
dlp_smart_ptr::
dlp_smart_ptr(dlp_smart_ptr& dsp, const oid_t& dlp_id)
{
smart_ptr::_init(dlp_id, dsp.its_store());
}
///////////////////////////////////
//
///////////////////////////////////
const oid_t dlp_smart_ptr::node_id()
{
dlp* x = (dlp*)(handler::operator->());
return oid_t( x -> node_oid );
}
dlp_smart_ptr* dlp_smart_ptr::prev()
{
oid_t back_cell_oid(prev_dlp_oid());
if ( back_cell_oid.icode() == 0 )
return 0;
else {
dl_list_cell_handler* cell_hd = (dl_list_cell_handler*)this;
dlp_smart_ptr* back_cell_hd = (dlp_smart_ptr*)
new smart_ptr(cell_hd->its_store(), back_cell_oid);
if ( back_cell_hd -> node_id().icode() == 0 ) {
delete back_cell_hd;
return 0;
} else
return back_cell_hd;
}
}
dlp_smart_ptr* dlp_smart_ptr::next()
{
oid_t next_cell_oid(next_dlp_oid());
if ( next_cell_oid.icode() == 0 )
return 0;
else {
dl_list_cell_handler* cell_hd = (dl_list_cell_handler*)this;
dlp_smart_ptr* next_cell_hd = (dlp_smart_ptr*)
new smart_ptr(cell_hd->its_store(), next_cell_oid);
if ( next_cell_hd -> node_id().icode() == 0 ) {
delete next_cell_hd;
return 0;
} else
return next_cell_hd;
}
}
oid_t dlp_smart_ptr::next_node_oid()
{
dlp_smart_ptr* x = next();
if ( x ) {
//return oid_t(x -> node_id());
oid_t z(x -> node_id());
delete x;
return z;
} else {
return ground;
}
}
oid_t dlp_smart_ptr::prev_node_oid()
{
dlp_smart_ptr* x = prev();
if (x) {
oid_t z(x -> node_id());
delete x;
return z;
} else {
return ground;
}
}
oid_t dlp_smart_ptr::prev_dlp_oid()
{
if ( BIT_TEST(((dlp*)(handler::operator->())) -> pos_status, dlp::BEG) ) {
return ground;
} else {
dl_list_cell_handler* cell_hd = (dl_list_cell_handler*)this;
return oid_t((*cell_hd) -> get_backward_ptr());
}
}
oid_t dlp_smart_ptr::next_dlp_oid()
{
//debug(cerr, *((dlp*)(handler::operator->())));
if ( BIT_TEST(((dlp*)(handler::operator->())) -> pos_status, dlp::TERM) )
return ground;
else {
dl_list_cell_handler* cell_hd = (dl_list_cell_handler*)this;
return oid_t((*cell_hd) -> get_forward_ptr());
}
}