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/*
* cedictad.c
*
* $Id$
*
* Decode of any type dict
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2018 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
int
name (col_pos_t * cpo, db_buf_t ce_first, int n_values, int n_bytes)
{
data_col_t *dc = cpo->cpo_dc;
db_buf_t values;
db_buf_t value_ptr[256];
dtp_t n_distinct = ce_first[0];
int fill = dc->dc_n_values, last_row = cpo->cpo_ce_row_no;
int last = MIN (n_values, cpo->cpo_to - last_row);
int len, row = cpo->cpo_skip, v_inx;
db_buf_t val, array, dict = ce_first + 1;
VARS;
if (DCT_BOXES & dc->dc_type)
return 0;
CE_ANY_NTH (dict, n_distinct, n_distinct - 1, array, len);
array += len;
v_inx = VEC_INX (array, row);
CE_ANY_NTH (dict, n_distinct, v_inx, val, len);
if (0 == dc->dc_n_values && DV_ANY == dc->dc_sqt.sqt_col_dtp && DV_DB_NULL != *val)
dc_convert_empty (dc, dv_ce_dtp[*val]);
if (DV_ANY != dc->dc_dtp && dc->dc_dtp != dtp_canonical[*val] && DV_DB_NULL != *val && DV_ANY == dc->dc_sqt.sqt_col_dtp)
{
dc_heterogenous (dc);
}
values = dc->dc_values;
switch (dc->dc_dtp)
{
case DV_LONG_INT:
case DV_IRI_ID:
case DV_DOUBLE_FLOAT:
for (;;)
{
int64 n64 = 0;
switch (*val)
{
case DV_SHORT_INT:
n64 = *(signed char *) (val + 1);
break;
case DV_IRI_ID:
n64 = (uint32) LONG_REF_NA (val + 1);
break;
case DV_LONG_INT:
n64 = LONG_REF_NA (val + 1);
break;
case DV_DOUBLE_FLOAT:
case DV_INT64:
case DV_IRI_ID_8:
n64 = INT64_REF_NA (val + 1);
break;
case DV_DB_NULL:
dc_set_null (dc, fill);
break;
}
((int64 *) values)[fill++] = n64;
END_TEST;
CE_ANY_NTH (dict, n_distinct, v_inx, val, len);
if (dc->dc_dtp != dtp_canonical[*val] && DV_DB_NULL != *val && DV_ANY == dc->dc_sqt.sqt_col_dtp)
{
dc->dc_n_values = fill;
dc_heterogenous (dc);
goto any_case;
}
}
case DV_SINGLE_FLOAT:
for (;;)
{
int32 f;
if (DV_DB_NULL == *val)
dc_set_null (dc, fill++);
else
{
f = LONG_REF_NA (val + 1);
((int32 *) values)[fill++] = f;
}
END_TEST;
CE_ANY_NTH (dict, n_distinct, v_inx, val, len);
if (DV_SINGLE_FLOAT != *val && DV_DB_NULL != *val && DV_ANY == dc->dc_sqt.sqt_col_dtp)
{
dc->dc_n_values = fill;
dc_heterogenous (dc);
goto any_case;
}
}
case DV_DATETIME:
case DV_DATE:
case DV_TIME:
for (;;)
{
if (DV_DB_NULL == *val)
dc_set_null (dc, fill);
else
{
db_buf_t tgt = values + fill * DT_LENGTH;
memcpy_dt (tgt, val + 1);
}
fill++;
END_TEST;
CE_ANY_NTH (dict, n_distinct, v_inx, val, len);
if (DV_DATETIME != *val && DV_DB_NULL != *val && DV_ANY == dc->dc_sqt.sqt_col_dtp)
{
dc->dc_n_values = fill;
dc_heterogenous (dc);
goto any_case;
}
}
case DV_ANY:
any_case:
memset (value_ptr, 0, n_distinct * sizeof (caddr_t));
values = dc->dc_values;
for (;;)
{
if (value_ptr[v_inx])
((db_buf_t *) values)[fill++] = value_ptr[v_inx];
else
{
CE_ANY_NTH (dict, n_distinct, v_inx, val, len);
dc->dc_n_values = fill;
dc_append_bytes (dc, val, len, NULL, 0);
fill = dc->dc_n_values;
value_ptr[v_inx] = ((db_buf_t *) dc->dc_values)[fill - 1];
}
END_TEST;
}
}
GPF_T1 ("supposed to have returned");
return 0;
}
#undef END_TEST
#undef VARS
#undef name
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