98 lines
3.4 KiB
C
98 lines
3.4 KiB
C
#include "capwap.h"
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#include "element.h"
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/********************************************************************
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0 1 2 3
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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
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| IP Address |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| IP Address |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| IP Address |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| IP Address |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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Type: 3 for AC IPV6 List
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Length: >= 16
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********************************************************************/
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/* */
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static void capwap_acipv6list_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
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unsigned long i;
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struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
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ASSERT(data != NULL);
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/* */
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for (i = 0; i < element->addresses->count; i++) {
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func->write_block(handle, (uint8_t*)capwap_array_get_item_pointer(element->addresses, i), sizeof(struct in6_addr));
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}
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}
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/* */
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static void* capwap_acipv6list_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
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uint16_t length;
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struct capwap_acipv6list_element* data;
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ASSERT(handle != NULL);
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ASSERT(func != NULL);
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length = func->read_ready(handle);
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if ((length >= 16) && (length <= CAPWAP_ACIPV4LIST_MAX_ELEMENTS * 16) && (length % 16)) {
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log_printf(LOG_DEBUG, "Invalid AC IPv6 List element: underbuffer");
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return NULL;
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}
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/* Retrieve data */
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data = (struct capwap_acipv6list_element*)capwap_alloc(sizeof(struct capwap_acipv6list_element));
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data->addresses = capwap_array_create(sizeof(struct in6_addr), 0, 0);
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while (length > 0) {
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struct in6_addr* address = (struct in6_addr*)capwap_array_get_item_pointer(data->addresses, data->addresses->count);
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func->read_block(handle, (uint8_t*)address, sizeof(struct in6_addr));
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length -= 16;
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}
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return data;
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}
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/* */
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static void* capwap_acipv6list_element_clone(void* data) {
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int i;
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struct capwap_acipv6list_element* cloneelement;
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struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
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ASSERT(data != NULL);
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cloneelement = capwap_clone(data, sizeof(struct capwap_acipv6list_element));
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cloneelement->addresses = capwap_array_create(sizeof(struct in6_addr), 0, 0);
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for (i = 0; i < element->addresses->count; i++) {
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memcpy(capwap_array_get_item_pointer(cloneelement->addresses, i), capwap_array_get_item_pointer(element->addresses, i), sizeof(struct in6_addr));
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}
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return cloneelement;
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}
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/* */
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static void capwap_acipv6list_element_free(void* data) {
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struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
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ASSERT(data != NULL);
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capwap_array_free(element->addresses);
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capwap_free(data);
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}
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/* */
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const struct capwap_message_elements_ops capwap_element_acipv6list_ops = {
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.category = CAPWAP_MESSAGE_ELEMENT_SINGLE,
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.create = capwap_acipv6list_element_create,
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.parse = capwap_acipv6list_element_parsing,
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.clone = capwap_acipv6list_element_clone,
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.free = capwap_acipv6list_element_free
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};
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