110 lines
3.5 KiB
C
110 lines
3.5 KiB
C
|
#include "capwap.h"
|
||
|
#include "capwap_element.h"
|
||
|
|
||
|
/********************************************************************
|
||
|
|
||
|
0 1 2 3
|
||
|
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
|
||
|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||
|
| IP Address |
|
||
|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||
|
| IP Address |
|
||
|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||
|
| IP Address |
|
||
|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||
|
| IP Address |
|
||
|
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
|
||
|
|
||
|
Type: 3 for AC IPV6 List
|
||
|
Length: >= 16
|
||
|
|
||
|
********************************************************************/
|
||
|
|
||
|
struct capwap_acipv6list_raw_element {
|
||
|
unsigned long address[4];
|
||
|
} __attribute__((__packed__));
|
||
|
|
||
|
/* */
|
||
|
struct capwap_message_element* capwap_acipv6list_element_create(void* data, unsigned long datalength) {
|
||
|
int i;
|
||
|
int items;
|
||
|
unsigned short sizeitems;
|
||
|
struct capwap_message_element* element;
|
||
|
capwap_acipv6list_element_array* dataarray = (capwap_acipv6list_element_array*)data;
|
||
|
struct capwap_acipv6list_raw_element* dataraw;
|
||
|
|
||
|
ASSERT(data != NULL);
|
||
|
ASSERT(datalength == sizeof(capwap_acipv6list_element_array));
|
||
|
|
||
|
items = min(dataarray->count, CAPWAP_ACIPV6LIST_MAX_ELEMENTS);
|
||
|
|
||
|
/* Alloc block of memory */
|
||
|
sizeitems = sizeof(struct capwap_acipv6list_raw_element) * items;
|
||
|
element = capwap_alloc(sizeof(struct capwap_message_element) + sizeitems);
|
||
|
if (!element) {
|
||
|
capwap_outofmemory();
|
||
|
}
|
||
|
|
||
|
/* Create message element */
|
||
|
memset(element, 0, sizeof(struct capwap_message_element) + sizeitems);
|
||
|
element->type = htons(CAPWAP_ELEMENT_ACIPV6LIST);
|
||
|
element->length = htons(sizeitems);
|
||
|
|
||
|
dataraw = (struct capwap_acipv6list_raw_element*)element->data;
|
||
|
for (i = 0; i < items; i++) {
|
||
|
struct capwap_acipv6list_element* dataelement = (struct capwap_acipv6list_element*)capwap_array_get_item_pointer(dataarray, i);
|
||
|
memcpy(dataraw->address, dataelement->address.s6_addr32, sizeof(unsigned long) * 4);
|
||
|
|
||
|
/* Next raw item */
|
||
|
dataraw++;
|
||
|
}
|
||
|
|
||
|
return element;
|
||
|
}
|
||
|
|
||
|
/* */
|
||
|
int capwap_acipv6list_element_validate(struct capwap_message_element* element) {
|
||
|
/* TODO */
|
||
|
return 1;
|
||
|
}
|
||
|
|
||
|
/* */
|
||
|
void* capwap_acipv6list_element_parsing(struct capwap_message_element* element) {
|
||
|
int i;
|
||
|
int items;
|
||
|
unsigned short length;
|
||
|
capwap_acipv6list_element_array* data;
|
||
|
struct capwap_acipv6list_raw_element* dataraw;
|
||
|
|
||
|
ASSERT(element);
|
||
|
ASSERT(ntohs(element->type) == CAPWAP_ELEMENT_ACIPV6LIST);
|
||
|
|
||
|
length = ntohs(element->length);
|
||
|
if ((length > 0) && ((length % sizeof(struct capwap_acipv6list_raw_element)) != 0)) {
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
/* */
|
||
|
items = length / sizeof(struct capwap_acipv6list_raw_element);
|
||
|
data = (capwap_acipv6list_element_array*)capwap_array_create(sizeof(struct capwap_acipv6list_element), items);
|
||
|
|
||
|
/* */
|
||
|
dataraw = (struct capwap_acipv6list_raw_element*)element->data;
|
||
|
for (i = 0; i < items; i++) {
|
||
|
struct capwap_acipv6list_element* dataelement = (struct capwap_acipv6list_element*)capwap_array_get_item_pointer(data, i);
|
||
|
memcpy(dataelement->address.s6_addr32, dataraw->address, sizeof(unsigned long) * 4);
|
||
|
|
||
|
/* Next raw item */
|
||
|
dataraw++;
|
||
|
}
|
||
|
|
||
|
return data;
|
||
|
}
|
||
|
|
||
|
/* */
|
||
|
void capwap_acipv6list_element_free(void* data) {
|
||
|
ASSERT(data != NULL);
|
||
|
|
||
|
capwap_array_free((capwap_acipv6list_element_array*)data);
|
||
|
}
|