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Improve memory administration for tx/rx packet manager

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This commit is contained in:
vemax78
2013-05-27 21:33:23 +02:00
parent 9157cc278b
commit 6c55b4d71f
126 changed files with 5383 additions and 7894 deletions
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106
src/common/capwap_element_acipv6list.c
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@ -16,94 +16,68 @@
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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;
static void capwap_acipv6list_element_create(void* data, capwap_message_elements_handle handle, struct capwap_write_message_elements_ops* func) {
unsigned long i;
struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
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();
/* */
for (i = 0; i < element->addresses->count; i++) {
func->write_block(handle, (uint8_t*)capwap_array_get_item_pointer(element->addresses, i), sizeof(struct in6_addr));
}
/* 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;
}
static void* capwap_acipv6list_element_parsing(capwap_message_elements_handle handle, struct capwap_read_message_elements_ops* func) {
uint16_t length;
struct capwap_acipv6list_element* data;
/* */
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)) {
ASSERT(handle != NULL);
ASSERT(func != NULL);
length = func->read_ready(handle);
if ((length >= 16) && (length <= CAPWAP_ACIPV4LIST_MAX_ELEMENTS * 16) && (length % 16)) {
capwap_logging_debug("Invalid AC IPv6 List element");
return NULL;
}
/* */
items = length / sizeof(struct capwap_acipv6list_raw_element);
data = (capwap_acipv6list_element_array*)capwap_array_create(sizeof(struct capwap_acipv6list_element), items);
data = (struct capwap_acipv6list_element*)capwap_alloc(sizeof(struct capwap_acipv6list_element));
if (!data) {
capwap_outofmemory();
}
/* */
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++;
/* Retrieve data */
data->addresses = capwap_array_create(sizeof(struct in6_addr), 0);
while (length > 0) {
struct in6_addr* address = (struct in6_addr*)capwap_array_get_item_pointer(data->addresses, data->addresses->count);
func->read_block(handle, (uint8_t*)address, sizeof(struct in6_addr));
length -= 16;
}
return data;
}
/* */
void capwap_acipv6list_element_free(void* data) {
static void capwap_acipv6list_element_free(void* data) {
struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
ASSERT(data != NULL);
capwap_array_free((capwap_acipv6list_element_array*)data);
capwap_array_free(element->addresses);
capwap_free(data);
}
/* */
struct capwap_message_elements_ops capwap_element_acipv6list_ops = {
.create_message_element = capwap_acipv6list_element_create,
.parsing_message_element = capwap_acipv6list_element_parsing,
.free_parsed_message_element = capwap_acipv6list_element_free
};