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Permit to forward IEEE802.11 Data Packet from kernel space to user space bypass

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kernel network stack.
This commit is contained in:
vemax78
2014-06-07 22:37:19 +02:00
parent 92c86462dc
commit 67daa8dcbb
13 changed files with 385 additions and 174 deletions
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49
src/wtp/wtp.c
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@ -8,7 +8,6 @@
#include "capwap_dtls.h"
#include "wtp_dfa.h"
#include "wtp_radio.h"
#include "wtp_kmod.h"
#include <arpa/inet.h>
#include <libconfig.h>
@ -1305,24 +1304,28 @@ static void wtp_wait_radio_ready(void) {
/* Get only radio file descriptor */
memset(&fds, 0, sizeof(struct wtp_fds));
wtp_radio_update_fdevent(&fds);
wtp_dfa_update_fdspool(&fds);
if (fds.wifieventscount > 0) {
ASSERT(fds.fdsnetworkcount == 0);
ASSERT(fds.kmodeventscount == 0);
for (;;) {
capwap_timeout_set(g_wtp.timeout, g_wtp.idtimercontrol, WTP_RADIO_INITIALIZATION_INTERVAL, NULL, NULL, NULL);
for (;;) {
capwap_timeout_set(g_wtp.timeout, g_wtp.idtimercontrol, WTP_RADIO_INITIALIZATION_INTERVAL, NULL, NULL, NULL);
/* Wait packet */
index = capwap_wait_recvready(fds.fdspoll, fds.fdstotalcount, g_wtp.timeout);
if (index < 0) {
break;
} else if (!fds.events[index].event_handler) {
break;
/* Wait packet */
index = capwap_wait_recvready(fds.fdspoll, fds.fdstotalcount, g_wtp.timeout);
if (index < 0) {
break;
} else if (!fds.wifievents[index].event_handler) {
break;
}
fds.wifievents[index].event_handler(fds.fdspoll[index].fd, fds.wifievents[index].params, fds.wifievents[index].paramscount);
}
fds.events[index].event_handler(fds.fdspoll[index].fd, fds.events[index].params, fds.events[index].paramscount);
}
/* */
wtp_free_fds(&fds);
wtp_dfa_free_fdspool(&fds);
capwap_timeout_unset(g_wtp.timeout, g_wtp.idtimercontrol);
}
@ -1332,19 +1335,6 @@ int wtp_update_radio_in_use() {
return g_wtp.radios->count;
}
/* */
void wtp_free_fds(struct wtp_fds* fds) {
ASSERT(fds != NULL);
if (fds->fdspoll) {
capwap_free(fds->fdspoll);
}
if (fds->events) {
capwap_free(fds->events);
}
}
/* Main*/
int main(int argc, char** argv) {
int value;
@ -1394,8 +1384,7 @@ int main(int argc, char** argv) {
/* Connect WTP with kernel module */
value = wtp_kmod_init();
if (!value || !g_wtp.kmodrequest) {
if (!value) {
g_wtp.kmodconnect = 1;
if (wtp_kmod_isconnected()) {
capwap_logging_info("SmartCAPWAP kernel module connected");
}
@ -1413,9 +1402,7 @@ int main(int argc, char** argv) {
}
/* Disconnect kernel module */
if (g_wtp.kmodconnect) {
wtp_kmod_free();
}
wtp_kmod_free();
/* */
capwap_logging_info("Terminate WTP");