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The capwap data channel migrated from userspace to kernalspace

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This commit is contained in:
vemax78
2014-09-10 21:58:23 +02:00
parent 71006a9121
commit 8d9985fdea
104 changed files with 6967 additions and 4840 deletions
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24
src/ac/ac_discovery.c
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@ -19,32 +19,32 @@ struct ac_discovery_t {
struct ac_discovery_packet {
int sendsock;
struct sockaddr_storage sender;
union sockaddr_capwap sender;
char data[0];
};
static struct ac_discovery_t g_ac_discovery;
/* */
void ac_discovery_add_packet(void* buffer, int buffersize, int sock, struct sockaddr_storage* sender) {
void ac_discovery_add_packet(void* buffer, int buffersize, int sock, union sockaddr_capwap* sender) {
struct capwap_list_item* item;
struct ac_discovery_packet* packet;
ASSERT(buffer != NULL);
ASSERT(buffersize > 0);
ASSERT(sock >= 0);
ASSERT(sender != NULL);
/* TODO: mettere un history delle discovery request gi<67> processate per non eseguirle di nuovo */
/* L'elemento deve rimanere per la durata minima di una discovery request */
/* Copy packet */
item = capwap_itemlist_create(sizeof(struct ac_discovery_packet) + buffersize);
packet = (struct ac_discovery_packet*)item->item;
packet->sendsock = sock;
memcpy(&packet->sender, sender, sizeof(struct sockaddr_storage));
memcpy(&packet->sender, sender, sizeof(union sockaddr_capwap));
memcpy(packet->data, buffer, buffersize);
/* Append to packets list */
capwap_lock_enter(&g_ac_discovery.packetslock);
capwap_itemlist_insert_after(g_ac_discovery.packets, NULL, item);
@ -95,13 +95,13 @@ static struct capwap_packet_txmng* ac_create_discovery_response(struct capwap_pa
for (item = controllist->first; item != NULL; item = item->next) {
struct ac_session_control* sessioncontrol = (struct ac_session_control*)item->item;
if (sessioncontrol->localaddress.ss_family == AF_INET) {
if (sessioncontrol->localaddress.ss.ss_family == AF_INET) {
struct capwap_controlipv4_element element;
memcpy(&element.address, &((struct sockaddr_in*)&sessioncontrol->localaddress)->sin_addr, sizeof(struct in_addr));
element.wtpcount = sessioncontrol->count;
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_CONTROLIPV4, &element);
} else if (sessioncontrol->localaddress.ss_family == AF_INET6) {
} else if (sessioncontrol->localaddress.ss.ss_family == AF_INET6) {
struct capwap_controlipv6_element element;
memcpy(&element.address, &((struct sockaddr_in6*)&sessioncontrol->localaddress)->sin6_addr, sizeof(struct in6_addr));
@ -156,12 +156,12 @@ static void ac_discovery_run(void) {
sizedata = itempacket->itemsize - sizeof(struct ac_discovery_packet);
/* Accept only discovery request don't fragment */
rxmngpacket = capwap_packet_rxmng_create_message(CAPWAP_CONTROL_PACKET);
rxmngpacket = capwap_packet_rxmng_create_message();
if (capwap_packet_rxmng_add_recv_packet(rxmngpacket, acpacket->data, sizedata) == CAPWAP_RECEIVE_COMPLETE_PACKET) {
/* Validate message */
if (capwap_check_message_type(rxmngpacket) == VALID_MESSAGE_TYPE) {
/* Parsing packet */
if (capwap_parsing_packet(rxmngpacket, NULL, &packet) == PARSING_COMPLETE) {
if (capwap_parsing_packet(rxmngpacket, &packet) == PARSING_COMPLETE) {
/* Validate packet */
if (!capwap_validate_parsed_packet(&packet, NULL)) {
struct capwap_packet_txmng* txmngpacket;
@ -185,7 +185,7 @@ static void ac_discovery_run(void) {
capwap_packet_txmng_free(txmngpacket);
/* Send discovery response to WTP */
if (!capwap_sendto_fragmentpacket(acpacket->sendsock, responsefragmentpacket, NULL, &acpacket->sender)) {
if (!capwap_sendto_fragmentpacket(acpacket->sendsock, responsefragmentpacket, &acpacket->sender)) {
capwap_logging_debug("Warning: error to send discovery response packet");
}