91 lines
2.0 KiB
C
91 lines
2.0 KiB
C
#include "capwap.h"
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#include "element.h"
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/*
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*
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* 0
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* 0 1 2 3 4 5 6 7
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* +-+-+-+-+-+-+-+-+
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* | MAC Type |
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* +-+-+-+-+-+-+-+-+
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*
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* Type: 44 for WTP MAC Type
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*
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* Length: 1
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*
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*/
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/* */
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static void
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capwap_wtpmactype_element_create(void *data, capwap_message_elements_handle handle,
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struct capwap_write_message_elements_ops *func)
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{
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struct capwap_wtpmactype_element *element =
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(struct capwap_wtpmactype_element*)data;
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ASSERT(data != NULL);
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ASSERT((element->type == CAPWAP_LOCALMAC) ||
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(element->type == CAPWAP_SPLITMAC) ||
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(element->type == CAPWAP_LOCALANDSPLITMAC));
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/* */
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func->write_u8(handle, element->type);
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}
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/* */
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static void *capwap_wtpmactype_element_clone(void *data)
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{
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ASSERT(data != NULL);
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return capwap_clone(data, sizeof(struct capwap_wtpmactype_element));
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}
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/* */
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static void capwap_wtpmactype_element_free(void *data)
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{
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ASSERT(data != NULL);
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capwap_free(data);
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}
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/* */
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static void *
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capwap_wtpmactype_element_parsing(capwap_message_elements_handle handle,
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struct capwap_read_message_elements_ops *func)
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{
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struct capwap_wtpmactype_element *data;
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ASSERT(handle != NULL);
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ASSERT(func != NULL);
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if (func->read_ready(handle) != 1) {
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log_printf(LOG_DEBUG, "Invalid WTP MAC Type 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_wtpmactype_element *)
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capwap_alloc(sizeof(struct capwap_wtpmactype_element));
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func->read_u8(handle, &data->type);
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if ((data->type != CAPWAP_LOCALMAC) &&
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(data->type != CAPWAP_SPLITMAC) &&
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(data->type != CAPWAP_LOCALANDSPLITMAC))
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{
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capwap_wtpmactype_element_free((void*)data);
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log_printf(LOG_DEBUG, "Invalid WTP MAC Type element: invalid type");
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return NULL;
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}
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return data;
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}
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/* */
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const struct capwap_message_elements_ops capwap_element_wtpmactype_ops = {
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.category = CAPWAP_MESSAGE_ELEMENT_SINGLE,
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.create = capwap_wtpmactype_element_create,
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.parse = capwap_wtpmactype_element_parsing,
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.clone = capwap_wtpmactype_element_clone,
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.free = capwap_wtpmactype_element_free
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};
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