freewtp/lib/element_wtpstaticipaddress.c
2016-08-23 08:55:15 +02:00

81 lines
2.9 KiB
C

#include "capwap.h"
#include "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 |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Netmask |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Gateway |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
| Static |
+-+-+-+-+-+-+-+-+
Type: 49 for WTP Static IP Address Information
Length: 13
********************************************************************/
/* */
static void capwap_wtpstaticipaddress_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
struct capwap_wtpstaticipaddress_element* element = (struct capwap_wtpstaticipaddress_element*)data;
ASSERT(data != NULL);
/* */
func->write_block(handle, (uint8_t*)&element->address, sizeof(struct in_addr));
func->write_block(handle, (uint8_t*)&element->netmask, sizeof(struct in_addr));
func->write_block(handle, (uint8_t*)&element->gateway, sizeof(struct in_addr));
func->write_u8(handle, element->staticip);
}
/* */
static void* capwap_wtpstaticipaddress_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
struct capwap_wtpstaticipaddress_element* data;
ASSERT(handle != NULL);
ASSERT(func != NULL);
if (func->read_ready(handle) != 13) {
log_printf(LOG_DEBUG, "Invalid WTP Static IP Address Information element: underbuffer");
return NULL;
}
/* Retrieve data */
data = (struct capwap_wtpstaticipaddress_element*)capwap_alloc(sizeof(struct capwap_wtpstaticipaddress_element));
func->read_block(handle, (uint8_t*)&data->address, sizeof(struct in_addr));
func->read_block(handle, (uint8_t*)&data->netmask, sizeof(struct in_addr));
func->read_block(handle, (uint8_t*)&data->gateway, sizeof(struct in_addr));
func->read_u8(handle, &data->staticip);
return data;
}
/* */
static void* capwap_wtpstaticipaddress_element_clone(void* data) {
ASSERT(data != NULL);
return capwap_clone(data, sizeof(struct capwap_wtpstaticipaddress_element));
}
/* */
static void capwap_wtpstaticipaddress_element_free(void* data) {
ASSERT(data != NULL);
capwap_free(data);
}
/* */
const struct capwap_message_elements_ops capwap_element_wtpstaticipaddress_ops = {
.category = CAPWAP_MESSAGE_ELEMENT_SINGLE,
.create = capwap_wtpstaticipaddress_element_create,
.parse = capwap_wtpstaticipaddress_element_parsing,
.clone = capwap_wtpstaticipaddress_element_clone,
.free = capwap_wtpstaticipaddress_element_free
};