Files
obitools3/src/obidmscolumn_array.c
Celine Mercier fbabbceb5a Fixed a bug in the array indexer where the value's length was no
properly set to 0 if the value was NA (ignore previous commit with the
same message)
2018-11-27 16:18:34 +01:00

92 lines
2.1 KiB
C
Executable File

/****************************************************************************
* OBIDMS_column_array functions *
****************************************************************************/
/**
* @file obidsmcolumn_array.c
* @author Celine Mercier
* @date October 27th 2017
* @brief Functions handling OBIColumns containing data arrays of any type.
*/
#include <stdlib.h>
#include <stdio.h>
#include "obidmscolumn.h"
#include "obitypes.h"
#include "array_indexer.h"
/**********************************************************************
*
* D E F I N I T I O N O F T H E P U B L I C F U N C T I O N S
*
**********************************************************************/
int obi_column_set_array(OBIDMS_column_p column, index_t line_nb, const void* value, uint8_t elt_size, int32_t value_length)
{
index_t idx;
if (obi_column_prepare_to_set_value(column, line_nb, 0) < 0)
return -1;
if (value == OBITuple_NA)
{
idx = OBIIdx_NA;
}
else
{
// Add the value in the indexer
idx = obi_index_array(column->indexer, value, elt_size, value_length);
if (idx == -1) // An error occurred
{
if (obi_errno == OBI_READ_ONLY_INDEXER_ERROR)
{
// If the error is that the indexer is read-only, clone it
if (obi_clone_column_indexer(column) < 0)
return -1;
obi_set_errno(0);
// Add the value in the new indexer
idx = obi_index_array(column->indexer, value, elt_size, value_length);
if (idx == -1)
return -1;
}
else
return -1;
}
}
// Add the value's index in the column
*(((index_t*) (column->data)) + line_nb) = idx;
return 0;
}
const void* obi_column_get_array(OBIDMS_column_p column, index_t line_nb, int32_t* value_length_p)
{
index_t idx;
if (obi_column_prepare_to_get_value(column, line_nb) < 0)
{
*value_length_p = -1;
return OBITuple_NA;
}
idx = *(((index_t*) (column->data)) + line_nb);
// Check NA
if (idx == OBIIdx_NA)
{
*value_length_p = 0;
return OBITuple_NA;
}
return obi_retrieve_array(column->indexer, idx, value_length_p);
}