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Fix array resize with zeroed option

This commit is contained in:
vemax78 2013-06-05 19:02:02 +02:00
parent f046042991
commit acd937c3aa
1 changed files with 9 additions and 7 deletions
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16
src/common/capwap_array.c
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@ -60,6 +60,7 @@ void* capwap_array_get_item_pointer(struct capwap_array* array, unsigned long po
/* */
void capwap_array_resize(struct capwap_array* array, unsigned long count) {
int newcount;
void* newbuffer = NULL;
ASSERT(array != NULL);
@ -69,22 +70,23 @@ void capwap_array_resize(struct capwap_array* array, unsigned long count) {
return;
}
newcount = min(array->count, count);
if (count > 0) {
newbuffer = capwap_alloc(array->itemsize * count);
if (!newbuffer) {
capwap_outofmemory();
}
/* Zeroed new items */
if (array->zeroed && (count > newcount)) {
memset(newbuffer + array->itemsize * newcount, 0, array->itemsize * (count - newcount));
}
}
if (array->buffer) {
if (newbuffer != NULL) {
int newcount = min(array->count, count);
if ((newbuffer != NULL) && (newcount > 0)) {
memcpy(newbuffer, array->buffer, array->itemsize * newcount);
/* Zeroed new items */
if (array->zeroed && (count > newcount)) {
memset(newbuffer + array->itemsize * newcount, 0, array->itemsize * (count - newcount));
}
}
capwap_free(array->buffer);