gnss-sdr/src/core/libs/supl/asn-rrlp/asn_SEQUENCE_OF.c

52 lines
1.3 KiB
C

/*-
* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
* Redistribution and modifications are permitted subject to BSD license.
*/
#include <asn_SEQUENCE_OF.h>
#include <asn_internal.h>
typedef A_SEQUENCE_OF(void) asn_sequence;
void asn_sequence_del(void *asn_sequence_of_x, int number, int _do_free)
{
asn_sequence *as = (asn_sequence *)asn_sequence_of_x;
if (as)
{
void *ptr;
int n;
if (number < 0 || number >= as->count)
{
return; /* Nothing to delete */
}
if (_do_free && as->free)
{
ptr = as->array[number];
}
else
{
ptr = 0;
}
/*
* Shift all elements to the left to hide the gap.
*/
--as->count;
for (n = number; n < as->count; n++)
{
as->array[n] = as->array[n + 1];
}
/*
* Invoke the third-party function only when the state
* of the parent structure is consistent.
*/
if (ptr)
{
as->free(ptr);
}
}
}