FreeRDP/libfreerdp-asn1/asn_SEQUENCE_OF.c
2011-06-30 18:41:09 -04:00

42 lines
880 B
C

/*-
* Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved.
* Redistribution and modifications are permitted subject to BSD license.
*/
#include "asn_internal.h"
#include "asn_SEQUENCE_OF.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);
}
}