freewtp/src/common/capwap_element_localipv6.c

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#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: 50 for CAPWAP Local IPv6 Address
Length: 16
********************************************************************/
/* */
static void capwap_localipv6_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
struct capwap_localipv6_element* element = (struct capwap_localipv6_element*)data;
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ASSERT(data != NULL);
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/* */
func->write_block(handle, (uint8_t*)&element->address, sizeof(struct in6_addr));
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}
/* */
static void* capwap_localipv6_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
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struct capwap_localipv6_element* data;
ASSERT(handle != NULL);
ASSERT(func != NULL);
if (func->read_ready(handle) != 16) {
capwap_logging_debug("Invalid Local IPv6 Address element: underbuffer");
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return NULL;
}
/* Retrieve data */
data = (struct capwap_localipv6_element*)capwap_alloc(sizeof(struct capwap_localipv6_element));
func->read_block(handle, (uint8_t*)&data->address, sizeof(struct in6_addr));
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return data;
}
/* */
static void capwap_localipv6_element_free(void* data) {
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ASSERT(data != NULL);
capwap_free(data);
}
/* */
struct capwap_message_elements_ops capwap_element_localipv6_ops = {
.create_message_element = capwap_localipv6_element_create,
.parsing_message_element = capwap_localipv6_element_parsing,
.free_parsed_message_element = capwap_localipv6_element_free
};