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Changed the management of the wireless interfaces, from creation to usage. 

The virtual interfaces are created at the startup of the wtp to reduce the time
required to configure a wireless interface.
Applied some patches to build the WTP on OpenWRT trunk
This commit is contained in:
vemax78 2014-02-08 18:03:38 +01:00
parent 64a8bdfa1e
commit 025880583c
21 changed files with 1468 additions and 744 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
build/wtp/Makefile.am
View File

@ -55,6 +55,7 @@ wtp_SOURCES = \
$(top_srcdir)/src/wtp/wtp_dfa_imagedata.c \
$(top_srcdir)/src/wtp/wtp_radio.c \
$(top_srcdir)/src/binding/ieee80211/ieee80211.c \
$(top_srcdir)/src/binding/ieee80211/netlink_link.c \
$(top_srcdir)/src/binding/ieee80211/wifi_drivers.c
wtp_LDADD = \

5
conf/wtp.conf
View File

@ -80,7 +80,7 @@ application: {
radio = (
{
device = "phy0";
device = "phy0";
enabled = true;
driver = "nl80211";
mode = "g";
@ -93,7 +93,8 @@ application: {
fragmentationthreshold = 2346;
txmsdulifetime = 512;
rxmsdulifetime = 512;
maxbssid = 4;
maxbssid = 1;
bssprefixname = "ap";
dtimperiod = 1;
beaconperiod = 100;
antenna = {

41
configure.ac
View File

@ -24,6 +24,7 @@ AC_INIT([PRODUCT_NAME], [PRODUCT_VERSION], [PRODUCT_BUGREPORT], [PRODUCT_TARNAME
AC_CONFIG_AUX_DIR([.])
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE
AC_USE_SYSTEM_EXTENSIONS
# cross-compile macros
AC_CANONICAL_BUILD
@ -113,6 +114,11 @@ CFLAGS="${old_CFLAGS}"
AM_CONDITIONAL([DEBUG_BUILD], [test "$enable_debug" = yes])
if test "${enable_debug}" = "yes"; then
CFLAGS="${CFLAGS} -DDEBUG -Wall -Werror -g -O0"
AC_CHECK_HEADERS([execinfo.h], [have_backtrace="yes"],[])
if test "x${have_backtrace}" = "xyes"; then
AC_DEFINE([USE_DEBUG_BACKTRACE], [1], [Use debug backtrace])
fi
else
CFLAGS="${CFLAGS} -O2"
AC_DEFINE([DISABLE_LOGGING_DEBUG], [1], [Disable logging debug])
@ -120,7 +126,6 @@ fi
#
AC_PROG_INSTALL
AC_USE_SYSTEM_EXTENSIONS
AC_LANG(C)
@ -211,25 +216,19 @@ if test "${enable_ac}" = "yes"; then
fi
# Check nl80211
has_libnl_ver=0
PKG_CHECK_MODULES(
[LIBNL],
[libnl-3.0 >= 3.0 libnl-genl-3.0 >= 3.0],
[AC_DEFINE([HAVE_LIBNL30], [1], [Use libnl-3.0 library])],
[PKG_CHECK_MODULES(
if test "${enable_wifi_drivers_nl80211}" = "yes"; then
PKG_CHECK_MODULES(
[LIBNL],
[libnl-2.0 >= 2.0],
[AC_DEFINE([HAVE_LIBNL20], [1], [Use libnl-2.0 library])],
[libnl-1],
[AC_DEFINE([HAVE_LIBNL_10], [1], [Use libnl-1.0 library])],
[PKG_CHECK_MODULES(
[LIBNL],
[libnl-1],
[AC_DEFINE([HAVE_LIBNL10], [1], [Use libnl-1.0 library])],
[AC_MSG_ERROR(You need the libnl and libnl-genl)]
[libnl-tiny],
[AC_DEFINE([HAVE_LIBNL_TINY], [1], [Use libnl-tiny library])],
[AC_MSG_ERROR(You need the libnl or libnl-tiny)]
)]
)]
)
)
if test "${enable_wifi_drivers_nl80211}" = "yes"; then
AC_CHECK_HEADERS([netlink/genl/genl.h netlink/genl/family.h netlink/genl/ctrl.h], [], [AC_MSG_ERROR(You need the netlink header)])
AC_CHECK_HEADER([linux/nl80211.h], [], [AC_MSG_ERROR(You need the nl80211 header)])
AC_DEFINE([ENABLE_WIFI_DRIVERS_NL80211], [1], [Enable WTP support for nl80211 wifi binding])
@ -266,7 +265,7 @@ if test "${with_ssl_library}" = "openssl"; then
)]
)
if test "${have_openssl_ssl}" = "yes"; then
if test "x${have_openssl_ssl}" = "xyes"; then
have_openssl_engine="yes"
OPENSSL_SSL_LIBS="${OPENSSL_SSL_LIBS} -ldl"
#saved_CFLAGS="${CFLAGS}"
@ -293,7 +292,7 @@ case "${with_ssl_library}" in
have_crypto_ssl="${have_openssl_ssl}"
SSL_CFLAGS="${OPENSSL_CRYPTO_CFLAGS} ${OPENSSL_SSL_CFLAGS}"
SSL_LIBS="${OPENSSL_SSL_LIBS}"
test "${have_crypto_engine}" = "yes" && AC_DEFINE([HAVE_OPENSSL_ENGINE], [1], [Use ssl library])
test "x${have_crypto_engine}" = "xyes" && AC_DEFINE([HAVE_OPENSSL_ENGINE], [1], [Use ssl library])
;;
cyassl)
have_crypto_engine="${have_cyassl_engine}"
@ -301,14 +300,14 @@ case "${with_ssl_library}" in
have_crypto_ssl="${have_cyassl_ssl}"
SSL_CFLAGS=""
SSL_LIBS="-lcyassl"
test "${have_crypto_engine}" = "yes" && AC_DEFINE([HAVE_CYASSL_ENGINE], [1], [Use ssl library])
test "x${have_crypto_engine}" = "xyes" && AC_DEFINE([HAVE_CYASSL_ENGINE], [1], [Use ssl library])
;;
esac
if test "${enable_dtls}" = "yes"; then
test "${have_crypto_engine}" != "yes" && AC_MSG_ERROR([${with_ssl_library} engine is required but missing])
test "${have_crypto_ssl}" != "yes" && AC_MSG_ERROR([${with_ssl_library} ssl is required but missing])
test "${have_crypto_crypto}" != "yes" && AC_MSG_ERROR([${with_ssl_library} crypto is required but missing])
test "x${have_crypto_engine}" != "xyes" && AC_MSG_ERROR([${with_ssl_library} engine is required but missing])
test "x${have_crypto_ssl}" != "xyes" && AC_MSG_ERROR([${with_ssl_library} ssl is required but missing])
test "x${have_crypto_crypto}" != "xyes" && AC_MSG_ERROR([${with_ssl_library} crypto is required but missing])
AC_DEFINE([ENABLE_DTLS], [1], [Enable DTLS])
fi

1
src/binding/ieee80211/ieee80211.h
View File

@ -12,6 +12,7 @@
/* Global values */
#define IEEE80211_MTU 2304
#define IEEE80211_SUPPORTEDRATE_MAX_COUNT 16
#define IEEE80211_MAX_STATIONS 2007
/* Radio type with value same of IEEE802.11 Radio Information Message Element */
#define IEEE80211_RADIO_TYPE_80211B 0x00000001

156
src/binding/ieee80211/netlink_link.c Normal file
View File

@ -0,0 +1,156 @@
#include "capwap.h"
#include <linux/socket.h>
#include "wifi_drivers.h"
#include "netlink_link.h"
/* */
struct netlink_request {
struct nlmsghdr hdr;
struct ifinfomsg ifinfo;
char opts[16];
};
/* */
struct netlink* netlink_init(void) {
int sock;
struct sockaddr_nl local;
struct netlink* netlinkhandle;
/* Create netlink socket */
sock = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
if (sock < 0) {
return NULL;
}
/* Bind to kernel */
memset(&local, 0, sizeof(struct sockaddr_nl));
local.nl_family = AF_NETLINK;
local.nl_groups = RTMGRP_LINK;
if (bind(sock, (struct sockaddr*)&local, sizeof(struct sockaddr_nl)) < 0) {
close(sock);
return NULL;
}
/* Netlink reference */
netlinkhandle = (struct netlink*)capwap_alloc(sizeof(struct netlink));
netlinkhandle->sock = sock;
netlinkhandle->nl_sequence = 1;
return netlinkhandle;
}
/* */
void netlink_free(struct netlink* netlinkhandle) {
ASSERT(netlinkhandle != NULL);
ASSERT(netlinkhandle->sock >= 0);
/* */
close(netlinkhandle->sock);
capwap_free(netlinkhandle);
}
/* */
void netlink_event_receive(int fd, void** params, int paramscount) {
int result;
struct netlink* netlinkhandle;
struct sockaddr_nl from;
socklen_t fromlen;
char buffer[8192];
struct nlmsghdr* message;
ASSERT(fd >= 0);
ASSERT(params != NULL);
ASSERT(paramscount == 2);
/* */
netlinkhandle = (struct netlink*)params[0];
/* Retrieve all netlink message */
for (;;) {
/* Get message */
fromlen = sizeof(struct sockaddr_nl);
result = recvfrom(netlinkhandle->sock, buffer, sizeof(buffer), MSG_DONTWAIT, (struct sockaddr*)&from, &fromlen);
if (result <= 0) {
if (errno == EINTR) {
continue;
}
/* */
break;
}
/* Parsing message */
message = (struct nlmsghdr*)buffer;
while (NLMSG_OK(message, result)) {
switch (message->nlmsg_type) {
case RTM_NEWLINK: {
if (netlinkhandle->newlink_event && NLMSG_PAYLOAD(message, 0) >= sizeof(struct ifinfomsg)) {
netlinkhandle->newlink_event((wifi_global_handle)params[1], NLMSG_DATA(message), (uint8_t*)(NLMSG_DATA(message) + NLMSG_ALIGN(sizeof(struct ifinfomsg))), NLMSG_PAYLOAD(message, sizeof(struct ifinfomsg)));
}
break;
}
case RTM_DELLINK: {
if (netlinkhandle->dellink_event && NLMSG_PAYLOAD(message, 0) >= sizeof(struct ifinfomsg)) {
netlinkhandle->dellink_event((wifi_global_handle)params[1], NLMSG_DATA(message), (uint8_t*)(NLMSG_DATA(message) + NLMSG_ALIGN(sizeof(struct ifinfomsg))), NLMSG_PAYLOAD(message, sizeof(struct ifinfomsg)));
}
break;
}
}
/* */
message = NLMSG_NEXT(message, result);
}
}
}
int netlink_set_link_status(struct netlink* netlinkhandle, int ifindex, int linkmode, int operstate) {
char* data;
struct rtattr* rta;
struct netlink_request request;
ASSERT(netlinkhandle != NULL);
ASSERT(ifindex >= 0);
/* */
memset(&request, 0, sizeof(struct netlink_request));
request.hdr.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifinfomsg));
request.hdr.nlmsg_type = RTM_SETLINK;
request.hdr.nlmsg_flags = NLM_F_REQUEST;
request.hdr.nlmsg_seq = netlinkhandle->nl_sequence++;
request.hdr.nlmsg_pid = 0;
request.ifinfo.ifi_family = AF_UNSPEC;
request.ifinfo.ifi_type = 0;
request.ifinfo.ifi_index = ifindex;
request.ifinfo.ifi_flags = 0;
request.ifinfo.ifi_change = 0;
if (linkmode != -1) {
rta = (struct rtattr*)((char*)&request + NLMSG_ALIGN(request.hdr.nlmsg_len));
rta->rta_type = IFLA_LINKMODE;
rta->rta_len = RTA_LENGTH(sizeof(char));
data = (char*)RTA_DATA(rta);
*data = (char)linkmode;
request.hdr.nlmsg_len = NLMSG_ALIGN(request.hdr.nlmsg_len) + RTA_LENGTH(sizeof(char));
}
if (operstate != -1) {
rta = (struct rtattr*)((char*)&request + NLMSG_ALIGN(request.hdr.nlmsg_len));
rta->rta_type = IFLA_OPERSTATE;
rta->rta_len = RTA_LENGTH(sizeof(char));
data = (char*)RTA_DATA(rta);
*data = (char)operstate;
request.hdr.nlmsg_len = NLMSG_ALIGN(request.hdr.nlmsg_len) + RTA_LENGTH(sizeof(char));
}
/* Send new interface operation state */
if (send(netlinkhandle->sock, &request, request.hdr.nlmsg_len, 0) < 0) {
capwap_logging_debug("*** netlink_set_link_status error");
return -1;
}
capwap_logging_debug("*** netlink_set_link_status complete");
return 0;
}

59
src/binding/ieee80211/netlink_link.h Normal file
View File

@ -0,0 +1,59 @@
#ifndef __NETLINK_LINK_HEADER__
#define __NETLINK_LINK_HEADER__
#include <linux/rtnetlink.h>
#include <linux/netlink.h>
/* */
#ifndef IFLA_IFNAME
#define IFLA_IFNAME 3
#endif
#ifndef IFLA_WIRELESS
#define IFLA_WIRELESS 11
#endif
#ifndef IFLA_OPERSTATE
#define IFLA_OPERSTATE 16
#endif
#ifndef IFLA_LINKMODE
#define IFLA_LINKMODE 17
#endif
#ifndef IF_OPER_DORMANT
#define IF_OPER_DORMANT 5
#endif
#ifndef IF_OPER_UP
#define IF_OPER_UP 6
#endif
#ifndef IFF_LOWER_UP
#define IFF_LOWER_UP 0x10000
#endif
#ifndef IFF_DORMANT
#define IFF_DORMANT 0x20000
#endif
/* */
struct netlink {
int sock;
void (*newlink_event)(wifi_global_handle handle, struct ifinfomsg* infomsg, uint8_t* data, int length);
void (*dellink_event)(wifi_global_handle handle, struct ifinfomsg* infomsg, uint8_t* data, int length);
int nl_sequence;
};
/* */
struct netlink* netlink_init(void);
void netlink_free(struct netlink* netlinkhandle);
/* */
int netlink_set_link_status(struct netlink* netlinkhandle, int ifindex, int linkmode, int operstate);
/* */
void netlink_event_receive(int fd, void** params, int paramscount);
#endif /* __NETLINK_LINK_HEADER__ */

642
src/binding/ieee80211/wifi_drivers.c
View File

@ -1,7 +1,6 @@
#include "capwap.h"
#include "capwap_array.h"
#include "capwap_list.h"
#include "capwap_element.h"
#include "wtp_radio.h"
#include "wifi_drivers.h"
/* Declare enable wifi driver */
@ -17,276 +16,25 @@ static struct wifi_driver_instance wifi_driver[] = {
};
/* Radio instance */
static struct capwap_array* g_wifidevice = NULL;
static struct capwap_list* g_wifidevice = NULL;
/* */
int wifi_driver_init(void) {
int i;
for (i = 0; wifi_driver[i].ops != NULL; i++) {
/* Initialize driver */
ASSERT(wifi_driver[i].ops->global_init != NULL);
wifi_driver[i].handle = wifi_driver[i].ops->global_init();
if (!wifi_driver[i].handle) {
return -1;
}
}
/* Device handler */
g_wifidevice = capwap_array_create(sizeof(struct wifi_device), 0, 1);
return 0;
}
/* */
void wifi_driver_free(void) {
unsigned long i;
unsigned long j;
/* Free device */
if (g_wifidevice) {
for (i = 0; i < g_wifidevice->count; i++) {
struct wifi_device* device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, i);
if (device->wlan) {
if (device->instance->ops->wlan_delete != NULL) {
for (j = 0; j < device->wlan->count; j++) {
struct wifi_wlan* wlan = (struct wifi_wlan*)capwap_array_get_item_pointer(device->wlan, j);
if (wlan->handle) {
device->instance->ops->wlan_delete(wlan->handle);
}
}
}
capwap_array_free(device->wlan);
}
if (device->handle && device->instance->ops->device_deinit) {
device->instance->ops->device_deinit(device->handle);
}
}
capwap_array_free(g_wifidevice);
}
/* Free driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (wifi_driver[i].ops->global_deinit) {
wifi_driver[i].ops->global_deinit(wifi_driver[i].handle);
}
}
}
/* */
int wifi_event_getfd(struct pollfd* fds, struct wifi_event* events, int count) {
int i, j;
int result = 0;
if ((count > 0) && (!fds || !events)) {
return -1;
}
/* Get from driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (wifi_driver[i].ops->global_getfdevent) {
result += wifi_driver[i].ops->global_getfdevent(wifi_driver[i].handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
}
/* Get from device */
for (i = 0; i < g_wifidevice->count; i++) {
struct wifi_device* device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, i);
if (device->handle) {
if (device->instance->ops->device_getfdevent) {
result += device->instance->ops->device_getfdevent(device->handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
/* Get from wlan */
if (device->instance->ops->wlan_getfdevent) {
for (j = 0; j < device->wlan->count; j++) {
struct wifi_wlan* wlan = (struct wifi_wlan*)capwap_array_get_item_pointer(device->wlan, j);
if (wlan->handle) {
result += device->instance->ops->wlan_getfdevent(wlan->handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
}
}
}
}
return result;
}
/* */
int wifi_device_connect(int radioid, const char* ifname, const char* driver) {
int i;
int length;
int result = -1;
ASSERT(radioid > 0);
ASSERT(ifname != NULL);
ASSERT(driver != NULL);
/* Check */
length = strlen(ifname);
if ((length <= 0) || (length >= IFNAMSIZ)) {
capwap_logging_warning("Wifi device name error: %s", ifname);
return -1;
} else if (g_wifidevice->count >= radioid) {
struct wifi_device* device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (device->handle) {
capwap_logging_warning("Wifi device RadioID already used: %d", radioid);
return -1;
}
}
/* Search driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (!strcmp(driver, wifi_driver[i].ops->name)) {
wifi_device_handle devicehandle;
struct device_init_params params = {
.ifname = ifname
};
/* Device init */
ASSERT(wifi_driver[i].ops->device_init);
devicehandle = wifi_driver[i].ops->device_init(wifi_driver[i].handle, &params);
if (devicehandle) {
/* Register new device */
struct wifi_device* device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
device->handle = devicehandle;
device->instance = &wifi_driver[i];
device->wlan = capwap_array_create(sizeof(struct wifi_wlan), 0, 1);
result = 0;
}
break;
}
}
return result;
}
/* */
static struct wifi_device* wifi_device_getdevice(int radioid) {
struct wifi_device* device;
ASSERT(radioid > 0);
if (g_wifidevice->count < radioid) {
return NULL;
}
/* Get radio connection */
device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (!device->handle) {
return NULL;
}
return device;
}
/* */
static struct wifi_wlan* wifi_wlan_getdevice(int radioid, int wlanid) {
struct wifi_device* device;
ASSERT(radioid > 0);
ASSERT(wlanid > 0);
if (g_wifidevice->count < radioid) {
return NULL;
}
/* Get radio connection */
device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (!device->handle || (device->wlan->count < wlanid)) {
return NULL;
}
/* */
if (device->wlan->count < wlanid) {
return NULL;
}
/* Return wlan connection */
return (struct wifi_wlan*)capwap_array_get_item_pointer(device->wlan, wlanid);
}
/* */
int wifi_wlan_create(int radioid, int wlanid, const char* ifname, uint8_t* bssid) {
int length;
struct wifi_device* device;
struct wifi_wlan* wlan;
wifi_wlan_handle wlanhandle;
struct wlan_init_params params;
ASSERT(radioid > 0);
ASSERT(wlanid > 0);
ASSERT(ifname != NULL);
//ASSERT(bssid != NULL);
/* Check */
length = strlen(ifname);
if ((length <= 0) || (length >= IFNAMSIZ)) {
capwap_logging_warning("Wifi device name error: %s", ifname);
return -1;
} else if (g_wifidevice->count < radioid) {
capwap_logging_warning("Wifi device RadioID %d is not connected", radioid);
return -1;
}
/* Get radio connection */
device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (!device->handle) {
capwap_logging_warning("Wifi device RadioID %d is not connected", radioid);
return -1;
} else if (device->wlan->count >= wlanid) {
wlan = (struct wifi_wlan*)capwap_array_get_item_pointer(device->wlan, wlanid);
if (wlan->handle) {
capwap_logging_warning("WLAN interface already used: %d", wlanid);
return -1;
}
} else if (!device->instance->ops->wlan_create) {
capwap_logging_warning("%s library don't support wlan_create", device->instance->ops->name);
return -1;
}
/* Create interface */
params.ifname = ifname;
params.type = WLAN_INTERFACE_AP;
wlanhandle = device->instance->ops->wlan_create(device->handle, &params);
if (!wlanhandle) {
capwap_logging_warning("Unable to create virtual interface: %s", ifname);
return -1;
}
/* */
wlan = (struct wifi_wlan*)capwap_array_get_item_pointer(device->wlan, wlanid);
wlan->handle = wlanhandle;
wlan->device = device;
return 0;
}
/* */
static void wifi_wlan_getrates(struct wifi_device* device, struct wtp_radio* radio, struct device_setrates_params* device_params) {
static void wifi_wlan_getrates(struct wifi_device* device, uint8_t* rates, int ratescount, struct device_setrates_params* device_params) {
int i, j, w;
int radiotype;
uint32_t mode = 0;
const struct wifi_capability* capability;
ASSERT(device != NULL);
ASSERT(radio != NULL);
ASSERT(radio->rateset.ratesetcount > 0);
ASSERT(rates != NULL);
ASSERT(ratescount > 0);
ASSERT(device_params != NULL);
/* */
memset(device_params, 0, sizeof(struct device_setrates_params));
/* Retrieve capability */
capability = wifi_device_getcapability(radio->radioid);
capability = wifi_device_getcapability(device);
if (!capability) {
return;
}
@ -298,19 +46,19 @@ static void wifi_wlan_getrates(struct wifi_device* device, struct wtp_radio* rad
}
/* Check type of rate mode */
for (i = 0; i < radio->rateset.ratesetcount; i++) {
for (i = 0; i < ratescount; i++) {
if (device->currentfreq.band == WIFI_BAND_2GHZ) {
if (IS_IEEE80211_RATE_B(radio->rateset.rateset[i])) {
if (IS_IEEE80211_RATE_B(rates[i])) {
mode |= CAPWAP_RADIO_TYPE_80211B;
} else if (IS_IEEE80211_RATE_G(radio->rateset.rateset[i])) {
} else if (IS_IEEE80211_RATE_G(rates[i])) {
mode |= CAPWAP_RADIO_TYPE_80211G;
} else if (IS_IEEE80211_RATE_N(radio->rateset.rateset[i])) {
} else if (IS_IEEE80211_RATE_N(rates[i])) {
mode |= CAPWAP_RADIO_TYPE_80211N;
}
} else if (device->currentfreq.band == WIFI_BAND_5GHZ) {
if (IS_IEEE80211_RATE_A(radio->rateset.rateset[i])) {
if (IS_IEEE80211_RATE_A(rates[i])) {
mode |= CAPWAP_RADIO_TYPE_80211A;
} else if (IS_IEEE80211_RATE_N(radio->rateset.rateset[i])) {
} else if (IS_IEEE80211_RATE_N(rates[i])) {
mode |= CAPWAP_RADIO_TYPE_80211N;
}
}
@ -330,12 +78,12 @@ static void wifi_wlan_getrates(struct wifi_device* device, struct wtp_radio* rad
if (bandcap->band == device->currentfreq.band) {
for (j = 0; j < bandcap->rate->count; j++) {
struct wifi_rate_capability* rate = (struct wifi_rate_capability*)capwap_array_get_item_pointer(bandcap->rate, j);
struct wifi_rate_capability* ratecapability = (struct wifi_rate_capability*)capwap_array_get_item_pointer(bandcap->rate, j);
/* Validate rate */
for (w = 0; w < radio->rateset.ratesetcount; w++) {
if (radio->rateset.rateset[w] == rate->bitrate) {
device_params->supportedrates[device_params->supportedratescount++] = rate->bitrate;
for (w = 0; w < ratescount; w++) {
if (rates[w] == ratecapability->bitrate) {
device_params->supportedrates[device_params->supportedratescount++] = ratecapability->bitrate;
break;
}
}
@ -372,85 +120,162 @@ static void wifi_wlan_getrates(struct wifi_device* device, struct wtp_radio* rad
}
/* */
int wifi_wlan_startap(int radioid, int wlanid, struct wifi_wlan_startap_params* params) {
struct wifi_wlan* wlan;
struct wlan_startap_params wlan_params;
int wifi_driver_init(void) {
int i;
ASSERT(radioid > 0);
ASSERT(wlanid > 0);
/* */
wlan = wifi_wlan_getdevice(radioid, wlanid);
if (!wlan || !wlan->device->instance->ops->wlan_startap) {
return -1;
for (i = 0; wifi_driver[i].ops != NULL; i++) {
/* Initialize driver */
ASSERT(wifi_driver[i].ops->global_init != NULL);
wifi_driver[i].handle = wifi_driver[i].ops->global_init();
if (!wifi_driver[i].handle) {
return -1;
}
}
/* Start AP */
memset(&wlan_params, 0, sizeof(struct wlan_startap_params));
wlan_params.ssid = params->ssid;
wlan_params.ssid_hidden = params->ssid_hidden;
wlan_params.capability = params->capability;
wlan_params.authenticationtype = params->authmode;
/* Device handler */
g_wifidevice = capwap_list_create();
return wlan->device->instance->ops->wlan_startap(wlan->handle, &wlan_params);
return 0;
}
/* */
int wifi_wlan_stopap(int radioid, int wlanid) {
struct wifi_wlan* wlan;
void wifi_driver_free(void) {
unsigned long i;
struct capwap_list_item* itemdevice;
struct capwap_list_item* itemwlan;
/* */
wlan = wifi_wlan_getdevice(radioid, wlanid);
if (!wlan->device->instance->ops->wlan_stopap) {
return -1;
}
/* Free device */
if (g_wifidevice) {
for (itemdevice = g_wifidevice->first; itemdevice != NULL; itemdevice = itemdevice->next) {
struct wifi_device* device = (struct wifi_device*)itemdevice->item;
return wlan->device->instance->ops->wlan_stopap(wlan->handle);
}
if (device->wlan) {
if (device->instance->ops->wlan_delete != NULL) {
for (itemwlan = device->wlan->first; itemwlan != NULL; itemwlan = itemwlan->next) {
struct wifi_wlan* wlan = (struct wifi_wlan*)itemwlan->item;
/* */
int wifi_wlan_getbssid(int radioid, int wlanid, uint8_t* bssid) {
struct wifi_wlan* wlan;
if (wlan->handle) {
device->instance->ops->wlan_delete(wlan->handle);
}
}
}
/* */
wlan = wifi_wlan_getdevice(radioid, wlanid);
if (!wlan->device->instance->ops->wlan_getmacaddress) {
return -1;
}
capwap_list_free(device->wlan);
}
return wlan->device->instance->ops->wlan_getmacaddress(wlan->handle, bssid);
}
/* */
void wifi_wlan_destroy(int radioid, int wlanid) {
struct wifi_wlan* wlan;
ASSERT(radioid > 0);
ASSERT(wlanid > 0);
wlan = wifi_wlan_getdevice(radioid, wlanid);
if (wlan && wlan->handle) {
if (wlan->device->instance->ops->wlan_delete) {
wlan->device->instance->ops->wlan_delete(wlan->handle);
if (device->handle && device->instance->ops->device_deinit) {
device->instance->ops->device_deinit(device->handle);
}
}
memset(wlan, 0, sizeof(struct wifi_wlan));
capwap_list_free(g_wifidevice);
}
/* Free driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (wifi_driver[i].ops->global_deinit) {
wifi_driver[i].ops->global_deinit(wifi_driver[i].handle);
}
}
}
/* */
const struct wifi_capability* wifi_device_getcapability(int radioid) {
struct wifi_device* device;
int wifi_event_getfd(struct pollfd* fds, struct wifi_event* events, int count) {
int i;
int result = 0;
struct capwap_list_item* itemdevice;
struct capwap_list_item* itemwlan;
ASSERT(radioid > 0);
if ((count > 0) && (!fds || !events)) {
return -1;
}
if (g_wifidevice->count <= radioid) {
/* Get from driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (wifi_driver[i].ops->global_getfdevent) {
result += wifi_driver[i].ops->global_getfdevent(wifi_driver[i].handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
}
/* Get from device */
for (itemdevice = g_wifidevice->first; itemdevice != NULL; itemdevice = itemdevice->next) {
struct wifi_device* device = (struct wifi_device*)itemdevice->item;
if (device->handle) {
if (device->instance->ops->device_getfdevent) {
result += device->instance->ops->device_getfdevent(device->handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
/* Get from wlan */
if (device->wlan && device->instance->ops->wlan_getfdevent) {
for (itemwlan = device->wlan->first; itemwlan != NULL; itemwlan = itemwlan->next) {
struct wifi_wlan* wlan = (struct wifi_wlan*)itemwlan->item;
if (wlan->handle) {
result += device->instance->ops->wlan_getfdevent(wlan->handle, (count ? &fds[result] : NULL), (count ? &events[result] : NULL));
}
}
}
}
}
return result;
}
/* */
struct wifi_device* wifi_device_connect(const char* ifname, const char* driver) {
int i;
int length;
struct wifi_device* device = NULL;
ASSERT(ifname != NULL);
ASSERT(driver != NULL);
/* Check */
length = strlen(ifname);
if ((length <= 0) || (length >= IFNAMSIZ)) {
capwap_logging_warning("Wifi device name error: %s", ifname);
return NULL;
}
/* Search driver */
for (i = 0; wifi_driver[i].ops != NULL; i++) {
if (!strcmp(driver, wifi_driver[i].ops->name)) {
wifi_device_handle devicehandle;
struct device_init_params params = {
.ifname = ifname
};
/* Device init */
ASSERT(wifi_driver[i].ops->device_init);
devicehandle = wifi_driver[i].ops->device_init(wifi_driver[i].handle, &params);
if (devicehandle) {
struct capwap_list_item* itemdevice;
/* Register new device */
itemdevice = capwap_itemlist_create(sizeof(struct wifi_device));
device = (struct wifi_device*)itemdevice->item;
device->handle = devicehandle;
device->instance = &wifi_driver[i];
device->wlan = capwap_list_create();
/* Appent to device list */
capwap_itemlist_insert_after(g_wifidevice, NULL, itemdevice);
}
break;
}
}
return device;
}
/* */
const struct wifi_capability* wifi_device_getcapability(struct wifi_device* device) {
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
/* Retrieve cached capability */
device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (!device->handle || !device->instance->ops->device_getcapability) {
if (!device->instance->ops->device_getcapability) {
return NULL;
}
@ -458,12 +283,13 @@ const struct wifi_capability* wifi_device_getcapability(int radioid) {
}
/* */
int wifi_device_setconfiguration(int radioid, struct device_setconfiguration_params* params) {
struct wifi_device* device;
int wifi_device_setconfiguration(struct wifi_device* device, struct device_setconfiguration_params* params) {
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
ASSERT(params != NULL);
/* Get radio device */
device = wifi_device_getdevice(radioid);
if (!device || !device->handle || !device->instance->ops->device_setconfiguration) {
if (!device->instance->ops->device_setconfiguration) {
return -1;
}
@ -472,20 +298,22 @@ int wifi_device_setconfiguration(int radioid, struct device_setconfiguration_par
}
/* */
int wifi_device_setfrequency(int radioid, uint32_t band, uint32_t mode, uint8_t channel) {
int wifi_device_setfrequency(struct wifi_device* device, uint32_t band, uint32_t mode, uint8_t channel) {
int i, j;
int result = -1;
const struct wifi_capability* capability;
uint32_t frequency = 0;
ASSERT(radioid > 0);
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
if (g_wifidevice->count <= radioid) {
/* Check device */
if (!device->instance->ops->device_setfrequency) {
return -1;
}
/* Capability device */
capability = wifi_device_getcapability(radioid);
capability = wifi_device_getcapability(device);
if (!capability || !(capability->flags & WIFI_CAPABILITY_RADIOTYPE) || !(capability->flags & WIFI_CAPABILITY_BANDS)) {
return -1;
}
@ -507,9 +335,6 @@ int wifi_device_setfrequency(int radioid, uint32_t band, uint32_t mode, uint8_t
/* Configure frequency */
if (frequency) {
struct wifi_device* device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
memset(&device->currentfreq, 0, sizeof(struct wifi_frequency));
device->currentfreq.band = band;
device->currentfreq.mode = mode;
device->currentfreq.channel = channel;
@ -523,10 +348,7 @@ int wifi_device_setfrequency(int radioid, uint32_t band, uint32_t mode, uint8_t
}
/* Set frequency */
device = (struct wifi_device*)capwap_array_get_item_pointer(g_wifidevice, radioid);
if (device->handle && device->instance->ops->device_setfrequency) {
result = device->instance->ops->device_setfrequency(device->handle, &device->currentfreq);
}
result = device->instance->ops->device_setfrequency(device->handle, &device->currentfreq);
}
/* */
@ -534,23 +356,124 @@ int wifi_device_setfrequency(int radioid, uint32_t band, uint32_t mode, uint8_t
}
/* */
int wifi_device_updaterates(int radioid) {
struct wtp_radio* radio;
struct wifi_device* device;
int wifi_device_updaterates(struct wifi_device* device, uint8_t* rates, int ratescount) {
struct device_setrates_params params;
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
ASSERT(rates != NULL);
ASSERT(ratescount > 0);
/* Get radio device */
device = wifi_device_getdevice(radioid);
radio = wtp_radio_get_phy(radioid);
if (!device || !radio || !device->handle || !device->instance->ops->device_setrates) {
if (!device->instance->ops->device_setrates) {
return -1;
}
/* Set rates */
wifi_wlan_getrates(device, radio, &params);
wifi_wlan_getrates(device, rates, ratescount, &params);
return device->instance->ops->device_setrates(device->handle, &params);
}
/* */
struct wifi_wlan* wifi_wlan_create(struct wifi_device* device, const char* ifname) {
int length;
struct wifi_wlan* wlan;
wifi_wlan_handle wlanhandle;
struct capwap_list_item* itemwlan;
ASSERT(device != NULL);
ASSERT(device->handle != NULL);
ASSERT(ifname != NULL);
/* Check */
length = strlen(ifname);
if ((length <= 0) || (length >= IFNAMSIZ)) {
capwap_logging_warning("Wifi device name error: %s", ifname);
return NULL;
} else if (!device->instance->ops->wlan_create) {
capwap_logging_warning("%s library don't support wlan_create", device->instance->ops->name);
return NULL;
}
/* Create interface */
wlanhandle = device->instance->ops->wlan_create(device->handle, ifname);
if (!wlanhandle) {
capwap_logging_warning("Unable to create BSS: %s", ifname);
return NULL;
}
/* Create new BSS */
itemwlan = capwap_itemlist_create(sizeof(struct wifi_wlan));
wlan = (struct wifi_wlan*)itemwlan->item;
wlan->handle = wlanhandle;
wlan->device = device;
/* Appent to wlan list */
capwap_itemlist_insert_after(device->wlan, NULL, itemwlan);
return wlan;
}
/* */
int wifi_wlan_startap(struct wifi_wlan* wlan, struct wlan_startap_params* params) {
ASSERT(wlan != NULL);
ASSERT(wlan->device != NULL);
ASSERT(params != NULL);
/* Check */
if (!wlan->device->instance->ops->wlan_startap) {
return -1;
}
/* Start AP */
return wlan->device->instance->ops->wlan_startap(wlan->handle, params);
}
/* */
void wifi_wlan_stopap(struct wifi_wlan* wlan) {
ASSERT(wlan != NULL);
ASSERT(wlan->device != NULL);
/* Stop AP */
if (wlan->device->instance->ops->wlan_stopap) {
wlan->device->instance->ops->wlan_stopap(wlan->handle);
}
}
/* */
int wifi_wlan_getbssid(struct wifi_wlan* wlan, uint8_t* bssid) {
ASSERT(wlan != NULL);
ASSERT(wlan->handle != NULL);
ASSERT(bssid != NULL);
/* */
if (!wlan->device->instance->ops->wlan_getmacaddress) {
return -1;
}
return wlan->device->instance->ops->wlan_getmacaddress(wlan->handle, bssid);
}
/* */
void wifi_wlan_destroy(struct wifi_wlan* wlan) {
struct capwap_list_item* itemwlan;
ASSERT(wlan != NULL);
ASSERT(wlan->handle != NULL);
/* */
if (wlan->device->instance->ops->wlan_delete) {
wlan->device->instance->ops->wlan_delete(wlan->handle);
}
/* Remove from wlan list of device */
for (itemwlan = wlan->device->wlan->first; itemwlan != NULL; itemwlan = itemwlan->next) {
if (wlan == (struct wifi_wlan*)itemwlan->item) {
capwap_itemlist_free(capwap_itemlist_remove(wlan->device->wlan, itemwlan));
break;
}
}
}
/* */
uint32_t wifi_iface_index(const char* ifname) {
if (!ifname || !*ifname) {
@ -560,6 +483,24 @@ uint32_t wifi_iface_index(const char* ifname) {
return if_nametoindex(ifname);
}
/* */
int wifi_iface_getstatus(int sock, const char* ifname) {
struct ifreq ifreq;
ASSERT(sock > 0);
ASSERT(ifname != NULL);
ASSERT(*ifname != 0);
/* Change link state of interface */
memset(&ifreq, 0, sizeof(ifreq));
strcpy(ifreq.ifr_name, ifname);
if (!ioctl(sock, SIOCGIFFLAGS, &ifreq)) {
return ((ifreq.ifr_flags & IFF_UP) ? 1: 0);
}
return -1;
}
/* */
int wifi_iface_updown(int sock, const char* ifname, int up) {
struct ifreq ifreq;
@ -572,9 +513,18 @@ int wifi_iface_updown(int sock, const char* ifname, int up) {
memset(&ifreq, 0, sizeof(ifreq));
strcpy(ifreq.ifr_name, ifname);
if (!ioctl(sock, SIOCGIFFLAGS, &ifreq)) {
/* Set flag */
if (up) {
if (ifreq.ifr_flags & IFF_UP) {
return 0; /* Flag is already set */
}
ifreq.ifr_flags |= IFF_UP;
} else {
if (!(ifreq.ifr_flags & IFF_UP)) {
return 0; /* Flag is already unset */
}
ifreq.ifr_flags &= ~IFF_UP;
}

59
src/binding/ieee80211/wifi_drivers.h
View File

@ -94,22 +94,18 @@ struct device_setconfiguration_params {
uint8_t country[WIFI_COUNTRY_LENGTH];
};
/* */
struct wlan_init_params {
const char* ifname;
int type;
};
/* */
struct wlan_startap_params {
const char* ssid;
uint8_t ssid_hidden;
uint16_t capability;
uint8_t authenticationtype;
uint8_t qos;
uint8_t authmode;
uint8_t macmode;
uint8_t tunnelmode;
};
/* */
struct wlan_send_frame_params {
char* packet;
@ -204,10 +200,11 @@ struct wifi_frequency {
};
/* */
#define WIFI_EVENT_MAX_ITEMS 2
struct wifi_event {
void (*event_handler)(int fd, void* param1, void* param2);
void* param1;
void* param2;
void (*event_handler)(int fd, void** params, int paramscount);
int paramscount;
void* params[WIFI_EVENT_MAX_ITEMS];
};
/* */
@ -230,10 +227,10 @@ struct wifi_driver_ops {
void (*device_deinit)(wifi_device_handle handle);
/* WLAN functions */
wifi_wlan_handle (*wlan_create)(wifi_device_handle handle, struct wlan_init_params* params);
wifi_wlan_handle (*wlan_create)(wifi_device_handle handle, const char* ifname);
int (*wlan_getfdevent)(wifi_wlan_handle handle, struct pollfd* fds, struct wifi_event* events);
int (*wlan_startap)(wifi_wlan_handle handle, struct wlan_startap_params* params);
int (*wlan_stopap)(wifi_wlan_handle handle);
void (*wlan_stopap)(wifi_wlan_handle handle);
int (*wlan_getmacaddress)(wifi_wlan_handle handle, uint8_t* address);
void (*wlan_delete)(wifi_wlan_handle handle);
};
@ -249,7 +246,7 @@ struct wifi_device {
wifi_device_handle handle; /* Device handle */
struct wifi_driver_instance* instance; /* Driver instance */
struct capwap_array* wlan; /* Virtual AP */
struct capwap_list* wlan; /* BSS */
/* Current frequency */
struct wifi_frequency currentfreq;
@ -261,17 +258,6 @@ struct wifi_wlan {
struct wifi_device* device;
};
/* */
struct wifi_wlan_startap_params {
uint16_t capability;
uint8_t qos;
uint8_t authmode;
uint8_t macmode;
uint8_t tunnelmode;
uint8_t ssid_hidden;
char ssid[IEEE80211_IE_SSID_MAX_LENGTH + 1];
};
/* Initialize wifi driver engine */
int wifi_driver_init(void);
void wifi_driver_free(void);
@ -280,18 +266,18 @@ void wifi_driver_free(void);
int wifi_event_getfd(struct pollfd* fds, struct wifi_event* events, int count);
/* */
int wifi_device_connect(int radioid, const char* ifname, const char* driver);
const struct wifi_capability* wifi_device_getcapability(int radioid);
int wifi_device_setconfiguration(int radioid, struct device_setconfiguration_params* params);
int wifi_device_setfrequency(int radioid, uint32_t band, uint32_t mode, uint8_t channel);
int wifi_device_updaterates(int radioid);
struct wifi_device* wifi_device_connect(const char* ifname, const char* driver);
const struct wifi_capability* wifi_device_getcapability(struct wifi_device* device);
int wifi_device_setconfiguration(struct wifi_device* device, struct device_setconfiguration_params* params);
int wifi_device_setfrequency(struct wifi_device* device, uint32_t band, uint32_t mode, uint8_t channel);
int wifi_device_updaterates(struct wifi_device* device, uint8_t* rates, int ratescount);
/* */
int wifi_wlan_create(int radioid, int wlanid, const char* ifname, uint8_t* bssid);
int wifi_wlan_startap(int radioid, int wlanid, struct wifi_wlan_startap_params* params);
int wifi_wlan_stopap(int radioid, int wlanid);
int wifi_wlan_getbssid(int radioid, int wlanid, uint8_t* bssid);
void wifi_wlan_destroy(int radioid, int wlanid);
struct wifi_wlan* wifi_wlan_create(struct wifi_device* device, const char* ifname);
int wifi_wlan_startap(struct wifi_wlan* wlan, struct wlan_startap_params* params);
void wifi_wlan_stopap(struct wifi_wlan* wlan);
int wifi_wlan_getbssid(struct wifi_wlan* wlan, uint8_t* bssid);
void wifi_wlan_destroy(struct wifi_wlan* wlan);
/* Util functions */
uint32_t wifi_iface_index(const char* ifname);
@ -314,6 +300,7 @@ void wifi_aid_free(uint32_t* aidbitfield, uint16_t aid);
/* */
int wifi_retrieve_information_elements_position(struct ieee80211_ie_items* items, const uint8_t* data, int length);
int wifi_iface_getstatus(int sock, const char* ifname);
int wifi_iface_updown(int sock, const char* ifname, int up);
#define wifi_iface_up(sock, ifname) wifi_iface_updown(sock, ifname, 1)
#define wifi_iface_down(sock, ifname) wifi_iface_updown(sock, ifname, 0)

740
src/binding/ieee80211/wifi_nl80211.c
View File

File diff suppressed because it is too large Load Diff

23
src/binding/ieee80211/wifi_nl80211.h
View File

@ -2,9 +2,10 @@
#define __WIFI_NL80211_HEADER__
#include "capwap_hash.h"
#include "netlink_link.h"
/* Compatibility functions */
#if !defined(HAVE_LIBNL20) && !defined(HAVE_LIBNL30)
#ifdef HAVE_LIBNL_10
#define nl_sock nl_handle
#endif
@ -24,19 +25,31 @@ struct nl80211_global_handle {
struct nl_sock* nl_event;
int nl_event_fd;
struct netlink* netlinkhandle;
int sock_util;
struct capwap_list* devicelist;
};
/* Device handle */
#define NL80211_DEVICE_SET_FREQUENCY 0x00000001
#define NL80211_DEVICE_SET_RATES 0x00000002
#define NL80211_DEVICE_SET_CONFIGURATION 0x00000004
#define NL80211_DEVICE_REQUIRED_FOR_BSS (NL80211_DEVICE_SET_FREQUENCY | NL80211_DEVICE_SET_RATES | NL80211_DEVICE_SET_CONFIGURATION)
struct nl80211_device_handle {
struct nl80211_global_handle* globalhandle;
uint32_t phyindex;
char phyname[IFNAMSIZ];
unsigned long flags;
/* */
struct capwap_list* wlanlist;
unsigned long wlanactive;
/* */
uint16_t beaconperiod;
@ -63,7 +76,9 @@ struct nl80211_device_handle {
};
/* WLAN handle */
#define NL80211_WLAN_SET_BEACON 0x00000001
#define NL80211_WLAN_RUNNING 0x00000001
#define NL80211_WLAN_SET_BEACON 0x00000002
#define NL80211_WLAN_OPERSTATE_RUNNING 0x00000004
struct nl80211_wlan_handle {
struct nl80211_device_handle* devicehandle;
@ -91,9 +106,13 @@ struct nl80211_wlan_handle {
/* Station information */
unsigned long stationscount;
unsigned long maxstationscount;
struct capwap_hash* stations;
uint32_t aidbitfield[WIFI_AID_BITFIELD_SIZE];
/* Scan */
unsigned long scancomplete;
};
/* Physical device info */

16
src/common/capwap_debug.c
View File

@ -1,4 +1,3 @@
#include <execinfo.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@ -7,6 +6,10 @@
#include "config.h"
#endif
#ifdef USE_DEBUG_BACKTRACE
#include <execinfo.h>
#endif
#include "capwap_logging.h"
#include "capwap_error.h"
@ -23,8 +26,10 @@ struct capwap_memory_block {
size_t size;
const char* file;
int line;
#ifdef USE_DEBUG_BACKTRACE
void* backtrace[BACKTRACE_BUFFER];
int backtrace_count;
#endif
struct capwap_memory_block* next;
};
@ -54,7 +59,9 @@ void* capwap_alloc_debug(size_t size, const char* file, const int line) {
block->size = size;
block->file = file;
block->line = line;
#ifdef USE_DEBUG_BACKTRACE
block->backtrace_count = backtrace(block->backtrace, BACKTRACE_BUFFER);
#endif
block->next = g_memoryblocks;
/* Canary */
@ -125,13 +132,16 @@ void capwap_free_debug(void* p, const char* file, const int line) {
/* Dump memory alloced */
void capwap_dump_memory(void) {
#ifdef USE_DEBUG_BACKTRACE
char** backtrace_functions;
#endif
struct capwap_memory_block* findblock;
findblock = g_memoryblocks;
while (findblock != NULL) {
capwap_logging_debug("%s(%d): block at %p, %d bytes long", findblock->file, findblock->line, findblock->item, findblock->size);
#ifdef USE_DEBUG_BACKTRACE
backtrace_functions = backtrace_symbols(findblock->backtrace, findblock->backtrace_count);
if (backtrace_functions) {
int j;
@ -143,7 +153,7 @@ void capwap_dump_memory(void) {
free(backtrace_functions);
}
#endif
/* Next */
findblock = findblock->next;
@ -162,6 +172,7 @@ int capwap_check_memory_leak(int verbose) {
}
/* Backtrace call stack */
#ifdef USE_DEBUG_BACKTRACE
void capwap_backtrace_callstack(void) {
int i;
int count;
@ -183,3 +194,4 @@ void capwap_backtrace_callstack(void) {
}
}
}
#endif

4
src/common/capwap_debug.h
View File

@ -19,7 +19,11 @@ void capwap_free_debug(void* p, const char* file, const int line);
int capwap_check_memory_leak(int verbose);
void capwap_dump_memory(void);
#ifdef USE_DEBUG_BACKTRACE
void capwap_backtrace_callstack(void);
#else
#define capwap_backtrace_callstack() (0)
#endif
#else

172
src/wtp/wtp.c
View File

@ -7,6 +7,7 @@
#include "capwap_element.h"
#include "capwap_dtls.h"
#include "wtp_dfa.h"
#include "wtp_radio.h"
#include <arpa/inet.h>
#include <libconfig.h>
@ -14,8 +15,9 @@
struct wtp_t g_wtp;
/* Local param */
#define WTP_STANDARD_NAME "Unknown WTP"
#define WTP_STANDARD_LOCATION "Unknown Location"
#define WTP_STANDARD_NAME "Unknown WTP"
#define WTP_STANDARD_LOCATION "Unknown Location"
#define WTP_WAIT_RADIO_INITIALIZATION 1
static char g_configurationfile[260] = WTP_STANDARD_CONFIGURATION_FILE;
@ -186,7 +188,7 @@ static void wtp_print_usage(void) {
static int wtp_parsing_radio_configuration(config_setting_t* configElement, struct wtp_radio* radio) {
int i;
int configBool;
long int configInt;
LIBCONFIG_LOOKUP_INT_ARG configInt;
const char* configString;
config_setting_t* configItems;
config_setting_t* configSection;
@ -458,6 +460,16 @@ static int wtp_parsing_radio_configuration(config_setting_t* configElement, stru
return 0;
}
if (config_setting_lookup_string(configElement, "bssprefixname", &configString) == CONFIG_TRUE) {
if (strlen(configString) < IFNAMSIZ) {
strcpy(radio->wlanprefix, configString);
} else {
return 0;
}
} else {
return 0;
}
if (config_setting_lookup_int(configElement, "dtimperiod", &configInt) == CONFIG_TRUE) {
if ((configInt > 0) && (configInt < 256)) {
radio->radioconfig.dtimperiod = (uint8_t)configInt;
@ -501,17 +513,16 @@ static int wtp_parsing_radio_configuration(config_setting_t* configElement, stru
/* Parsing configuration */
static int wtp_parsing_configuration_1_0(config_t* config) {
int i;
int result;
int configInt;
int configBool;
int configIPv4;
int configIPv6;
long int configLongInt;
LIBCONFIG_LOOKUP_INT_ARG configInt;
const char* configString;
config_setting_t* configSetting;
/* Logging configuration */
if (config_lookup_bool(config, "logging.enable", &configInt) == CONFIG_TRUE) {
if (!configInt) {
if (config_lookup_bool(config, "logging.enable", &configBool) == CONFIG_TRUE) {
if (!configBool) {
capwap_logging_verboselevel(CAPWAP_LOGGING_NONE);
capwap_logging_disable_allinterface();
} else {
@ -559,8 +570,8 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set running mode */
if (config_lookup_bool(config, "application.standalone", &configInt) == CONFIG_TRUE) {
g_wtp.standalone = ((configInt != 0) ? 1 : 0);
if (config_lookup_bool(config, "application.standalone", &configBool) == CONFIG_TRUE) {
g_wtp.standalone = ((configBool != 0) ? 1 : 0);
}
/* Set name of WTP */
@ -623,20 +634,20 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
/* Set tunnelmode of WTP */
if (config_lookup(config, "application.tunnelmode") != NULL) {
g_wtp.mactunnel.mode = 0;
if (config_lookup_bool(config, "application.tunnelmode.nativeframe", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.tunnelmode.nativeframe", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
g_wtp.mactunnel.mode |= CAPWAP_WTP_NATIVE_FRAME_TUNNEL;
}
}
if (config_lookup_bool(config, "application.tunnelmode.ethframe", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.tunnelmode.ethframe", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
g_wtp.mactunnel.mode |= CAPWAP_WTP_8023_FRAME_TUNNEL;
}
}
if (config_lookup_bool(config, "application.tunnelmode.localbridging", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.tunnelmode.localbridging", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
g_wtp.mactunnel.mode |= CAPWAP_WTP_LOCAL_BRIDGING;
}
}
@ -655,8 +666,8 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set VendorID Boardinfo of WTP */
if (config_lookup_int(config, "application.boardinfo.idvendor", &configLongInt) == CONFIG_TRUE) {
g_wtp.boarddata.vendor = (unsigned long)configLongInt;
if (config_lookup_int(config, "application.boardinfo.idvendor", &configInt) == CONFIG_TRUE) {
g_wtp.boarddata.vendor = (unsigned long)configInt;
}
/* Set Element Boardinfo of WTP */
@ -769,22 +780,48 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
radio = wtp_radio_create_phy();
strcpy(radio->device, configString);
if (config_setting_lookup_bool(configElement, "enabled", &configInt) == CONFIG_TRUE) {
if (configInt) {
if (config_setting_lookup_bool(configElement, "enabled", &configBool) == CONFIG_TRUE) {
if (configBool) {
/* Retrieve radio capability */
if (wtp_parsing_radio_configuration(configElement, radio)) {
/* Initialize radio device */
if (config_setting_lookup_string(configElement, "driver", &configString) == CONFIG_TRUE) {
if (*configString && (strlen(configString) < WIFI_DRIVER_NAME_SIZE)) {
result = wifi_device_connect(radio->radioid, radio->device, configString);
if (!result) {
radio->devicehandle = wifi_device_connect(radio->device, configString);
if (radio->devicehandle) {
radio->status = WTP_RADIO_ENABLED;
capwap_logging_info("Register radioid %d with radio device: %s - %s", radio->radioid, radio->device, configString);
/* Update radio capability with device query */
capability = wifi_device_getcapability(radio->radioid);
capability = wifi_device_getcapability(radio->devicehandle);
if (capability) {
/* TODO */
uint8_t bssid;
char wlanname[IFNAMSIZ];
struct capwap_list_item* itemwlan;
struct wtp_radio_wlanpool* wlanpool;
/* Create interface */
for (bssid = 0; bssid < radio->radioconfig.maxbssid; bssid++) {
sprintf(wlanname, "%s%02d.%02d", radio->wlanprefix, (int)radio->radioid, (int)bssid + 1);
if (wifi_iface_index(wlanname)) {
capwap_logging_error("interface %s already exists", wlanname);
return 0;
}
/* */
itemwlan = capwap_itemlist_create(sizeof(struct wtp_radio_wlanpool));
wlanpool = (struct wtp_radio_wlanpool*)itemwlan->item;
wlanpool->radio = radio;
wlanpool->wlanhandle = wifi_wlan_create(radio->devicehandle, wlanname);
if (!wlanpool->wlanhandle) {
capwap_logging_error("Unable to create interface: %s", wlanname);
return 0;
}
/* Appent to wlan pool */
capwap_logging_debug("Created wlan interface: %s", wlanname);
capwap_itemlist_insert_after(radio->wlanpool, NULL, itemwlan);
}
}
} else {
radio->status = WTP_RADIO_HWFAILURE;
@ -855,7 +892,7 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
for (i = 0; i < count; i++) {
config_setting_t* configElement = config_setting_get_elem(configSetting, i);
if (configElement != NULL) {
long int configVendor;
LIBCONFIG_LOOKUP_INT_ARG configVendor;
if (config_setting_lookup_int(configElement, "idvendor", &configVendor) == CONFIG_TRUE) {
const char* configType;
if (config_setting_lookup_string(configElement, "type", &configType) == CONFIG_TRUE) {
@ -916,9 +953,9 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set Timer of WTP */
if (config_lookup_int(config, "application.timer.statistics", &configLongInt) == CONFIG_TRUE) {
if ((configLongInt > 0) && (configLongInt < 65536)) {
g_wtp.statisticstimer.timer = (unsigned short)configLongInt;
if (config_lookup_int(config, "application.timer.statistics", &configInt) == CONFIG_TRUE) {
if ((configInt > 0) && (configInt < 65536)) {
g_wtp.statisticstimer.timer = (unsigned short)configInt;
} else {
capwap_logging_error("Invalid configuration file, invalid application.timer.statistics value");
return 0;
@ -926,8 +963,8 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set DTLS of WTP */
if (config_lookup_bool(config, "application.dtls.enable", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.dtls.enable", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
struct capwap_dtls_param dtlsparam;
/* Init dtls param */
@ -937,14 +974,14 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
/* Set DTLS Policy of WTP */
if (config_lookup(config, "application.dtls.dtlspolicy") != NULL) {
g_wtp.validdtlsdatapolicy = 0;
if (config_lookup_bool(config, "application.dtls.dtlspolicy.cleardatachannel", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.dtls.dtlspolicy.cleardatachannel", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
g_wtp.validdtlsdatapolicy |= CAPWAP_ACDESC_CLEAR_DATA_CHANNEL_ENABLED;
}
}
if (config_lookup_bool(config, "application.dtls.dtlspolicy.dtlsdatachannel", &configInt) == CONFIG_TRUE) {
if (configInt != 0) {
if (config_lookup_bool(config, "application.dtls.dtlspolicy.dtlsdatachannel", &configBool) == CONFIG_TRUE) {
if (configBool != 0) {
g_wtp.validdtlsdatapolicy |= CAPWAP_ACDESC_DTLS_DATA_CHANNEL_ENABLED;
}
}
@ -1058,9 +1095,9 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set mtu of WTP */
if (config_lookup_int(config, "application.network.mtu", &configLongInt) == CONFIG_TRUE) {
if ((configLongInt > 0) && (configLongInt < 65536)) {
g_wtp.mtu = (unsigned short)configLongInt;
if (config_lookup_int(config, "application.network.mtu", &configInt) == CONFIG_TRUE) {
if ((configInt > 0) && (configInt < 65536)) {
g_wtp.mtu = (unsigned short)configInt;
} else {
capwap_logging_error("Invalid configuration file, invalid application.network.mtu value");
return 0;
@ -1068,9 +1105,9 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set network port of WTP */
if (config_lookup_int(config, "application.network.port", &configLongInt) == CONFIG_TRUE) {
if ((configLongInt > 0) && (configLongInt < 65535)) {
g_wtp.net.bind_sock_ctrl_port = (unsigned short)configLongInt;
if (config_lookup_int(config, "application.network.port", &configInt) == CONFIG_TRUE) {
if ((configInt > 0) && (configInt < 65535)) {
g_wtp.net.bind_sock_ctrl_port = (unsigned short)configInt;
} else {
capwap_logging_error("Invalid configuration file, invalid application.network.port value");
return 0;
@ -1108,8 +1145,8 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set ip dual stack of WTP */
if (config_lookup_bool(config, "application.network.ipdualstack", &configInt) == CONFIG_TRUE) {
if (!configInt) {
if (config_lookup_bool(config, "application.network.ipdualstack", &configBool) == CONFIG_TRUE) {
if (!configBool) {
g_wtp.net.bind_ctrl_flags |= CAPWAP_IPV6ONLY_FLAG;
g_wtp.net.bind_data_flags |= CAPWAP_IPV6ONLY_FLAG;
} else {
@ -1119,8 +1156,8 @@ static int wtp_parsing_configuration_1_0(config_t* config) {
}
/* Set search discovery of WTP */
if (config_lookup_bool(config, "application.acdiscovery.search", &configInt) == CONFIG_TRUE) {
g_wtp.acdiscoveryrequest = (configInt ? 1 : 0);
if (config_lookup_bool(config, "application.acdiscovery.search", &configBool) == CONFIG_TRUE) {
g_wtp.acdiscoveryrequest = (configBool ? 1 : 0);
}
/* Set discovery host of WTP */
@ -1271,12 +1308,54 @@ static int wtp_configure(void) {
return CAPWAP_SUCCESSFUL;
}
/* */
static void wtp_wait_radio_ready(void) {
int index;
struct wtp_fds fds;
struct timeout_control timeout;
/* Get only radio file descriptor */
memset(&fds, 0, sizeof(struct wtp_fds));
wtp_radio_update_fdevent(&fds);
capwap_init_timeout(&timeout);
for (;;) {
capwap_set_timeout(WTP_WAIT_RADIO_INITIALIZATION, &timeout, CAPWAP_TIMER_CONTROL_CONNECTION);
/* Wait packet */
index = capwap_wait_recvready(fds.fdspoll, fds.fdstotalcount, &timeout);
if (index < 0) {
break;
} else if (!fds.events[index].event_handler) {
break;
}
fds.events[index].event_handler(fds.fdspoll[index].fd, fds.events[index].params, fds.events[index].paramscount);
}
/* */
wtp_free_fds(&fds);
}
/* */
int wtp_update_radio_in_use() {
/* TODO */
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;
@ -1319,6 +1398,11 @@ int main(int argc, char** argv) {
capwap_logging_info("Running WTP in daemon mode");
}
/* Wait the initialization of radio interfaces */
capwap_logging_info("Wait the initialization of radio interfaces");
wtp_wait_radio_ready();
/* */
capwap_logging_info("Startup WTP");
/* Complete configuration WTP */

18
src/wtp/wtp.h
View File

@ -7,7 +7,6 @@
#include "capwap_network.h"
#include "capwap_protocol.h"
#include "wifi_drivers.h"
#include "wtp_radio.h"
/* WTP Configuration */
#define WTP_STANDARD_CONFIGURATION_FILE "/etc/capwap/wtp.conf"
@ -74,6 +73,16 @@ struct wtp_state {
int rfcDTLSSessionDelete;
};
/* */
struct wtp_fds {
struct pollfd* fdspoll;
int fdstotalcount;
int fdsnetworkcount;
struct wifi_event* events;
int eventscount;
};
/* WTP */
struct wtp_t {
int standalone;
@ -83,9 +92,7 @@ struct wtp_t {
/* */
struct capwap_network net;
struct pollfd* fds;
int fdstotalcount;
int fdsnetworkcount;
struct wtp_fds fds;
/* */
struct wtp_state dfa;
@ -137,8 +144,6 @@ struct wtp_t {
/* */
struct capwap_array* radios;
struct wifi_event* events;
int eventscount;
/* Radio ACL */
int defaultaclstations;
@ -158,6 +163,7 @@ extern struct wtp_t g_wtp;
/* */
int wtp_update_radio_in_use();
void wtp_free_fds(struct wtp_fds* fds);
/* Build capwap element helper */
void wtp_create_radioadmstate_element(struct capwap_packet_txmng* txmngpacket);

63
src/wtp/wtp_dfa.c
View File

@ -150,11 +150,12 @@ static void wtp_dfa_execute(struct capwap_parsed_packet* packet, struct timeout_
}
/* */
static int wtp_recvfrom(struct pollfd* fds, int fdscount, void* buffer, int* size, struct sockaddr_storage* recvfromaddr, struct sockaddr_storage* recvtoaddr, struct timeout_control* timeout) {
static int wtp_recvfrom(struct wtp_fds* fds, void* buffer, int* size, struct sockaddr_storage* recvfromaddr, struct sockaddr_storage* recvtoaddr, struct timeout_control* timeout) {
int index;
ASSERT(fds);
ASSERT(fdscount > 0);
ASSERT(fds != NULL);
ASSERT(fds->fdspoll != NULL);
ASSERT(fds->fdstotalcount > 0);
ASSERT(buffer != NULL);
ASSERT(size != NULL);
ASSERT(*size > 0);
@ -162,31 +163,49 @@ static int wtp_recvfrom(struct pollfd* fds, int fdscount, void* buffer, int* siz
ASSERT(recvtoaddr != NULL);
/* Wait packet */
index = capwap_wait_recvready(fds, fdscount, timeout);
index = capwap_wait_recvready(fds->fdspoll, fds->fdstotalcount, timeout);
if (index < 0) {
return index;
} else if (index >= g_wtp.fdsnetworkcount) {
int pos = index - g_wtp.fdsnetworkcount;
} else if (index >= fds->fdsnetworkcount) {
int pos = index - fds->fdsnetworkcount;
if (pos < g_wtp.eventscount) {
if (!g_wtp.events[pos].event_handler) {
if (pos < fds->eventscount) {
if (!fds->events[pos].event_handler) {
return CAPWAP_RECV_ERROR_SOCKET;
}
g_wtp.events[pos].event_handler(fds[index].fd, g_wtp.events[pos].param1, g_wtp.events[pos].param2);
fds->events[pos].event_handler(fds->fdspoll[index].fd, fds->events[pos].params, fds->events[pos].paramscount);
}
return WTP_RECV_NOERROR_RADIO;
}
/* Receive packet */
if (!capwap_recvfrom_fd(fds[index].fd, buffer, size, recvfromaddr, recvtoaddr)) {
if (!capwap_recvfrom_fd(fds->fdspoll[index].fd, buffer, size, recvfromaddr, recvtoaddr)) {
return CAPWAP_RECV_ERROR_SOCKET;
}
return index;
}
/* */
static void wtp_dfa_init_fdspool(struct wtp_fds* fds, struct capwap_network* net) {
ASSERT(fds != NULL);
ASSERT(net != NULL);
/* */
memset(fds, 0, sizeof(struct wtp_fds));
fds->fdstotalcount = CAPWAP_MAX_SOCKETS * 2;
fds->fdspoll = (struct pollfd*)capwap_alloc(sizeof(struct pollfd) * fds->fdstotalcount);
/* Retrive all socket for polling */
fds->fdsnetworkcount = capwap_network_set_pollfd(net, fds->fdspoll, fds->fdstotalcount);
fds->fdstotalcount = fds->fdsnetworkcount;
/* Update Event File Descriptor */
wtp_radio_update_fdevent(fds);
}
/* WTP state machine */
int wtp_dfa_running(void) {
int res;
@ -209,21 +228,13 @@ int wtp_dfa_running(void) {
/* Init */
capwap_init_timeout(&timeout);
capwap_set_timeout(0, &timeout, CAPWAP_TIMER_CONTROL_CONNECTION); /* Start DFA with timeout */
memset(&packet, 0, sizeof(struct capwap_parsed_packet));
/* Start DFA with timeout */
capwap_set_timeout(0, &timeout, CAPWAP_TIMER_CONTROL_CONNECTION);
/* Configure poll struct */
g_wtp.fdstotalcount = CAPWAP_MAX_SOCKETS * 2;
g_wtp.fds = (struct pollfd*)capwap_alloc(sizeof(struct pollfd) * g_wtp.fdstotalcount);
/* Retrive all socket for polling */
g_wtp.fdsnetworkcount = capwap_network_set_pollfd(&g_wtp.net, g_wtp.fds, g_wtp.fdstotalcount);
g_wtp.fdstotalcount = g_wtp.fdsnetworkcount;
ASSERT(g_wtp.fdstotalcount > 0);
/* Update Event File Descriptor */
wtp_radio_update_fdevent();
wtp_dfa_init_fdspool(&g_wtp.fds, &g_wtp.net);
/* Handler signal */
g_wtp.running = 1;
@ -241,7 +252,7 @@ int wtp_dfa_running(void) {
isrecvpacket = 0;
buffer = bufferencrypt;
buffersize = CAPWAP_MAX_PACKET_SIZE;
index = wtp_recvfrom(g_wtp.fds, g_wtp.fdstotalcount, buffer, &buffersize, &recvfromaddr, &recvtoaddr, &timeout);
index = wtp_recvfrom(&g_wtp.fds, buffer, &buffersize, &recvfromaddr, &recvtoaddr, &timeout);
if (!g_wtp.running) {
capwap_logging_debug("Closing WTP, Teardown connection");
@ -261,7 +272,7 @@ int wtp_dfa_running(void) {
int check;
/* Retrieve network information */
capwap_get_network_socket(&g_wtp.net, &socket, g_wtp.fds[index].fd);
capwap_get_network_socket(&g_wtp.net, &socket, g_wtp.fds.fdspoll[index].fd);
/* Check source */
if (socket.isctrlsocket && (g_wtp.acctrladdress.ss_family != AF_UNSPEC)) {
@ -339,7 +350,7 @@ int wtp_dfa_running(void) {
socklen_t sockinfolen = sizeof(struct sockaddr_storage);
memset(&sockinfo, 0, sizeof(struct sockaddr_storage));
if (getsockname(g_wtp.fds[index].fd, (struct sockaddr*)&sockinfo, &sockinfolen) < 0) {
if (getsockname(g_wtp.fds.fdspoll[index].fd, (struct sockaddr*)&sockinfo, &sockinfolen) < 0) {
break;
}
@ -447,7 +458,7 @@ int wtp_dfa_running(void) {
}
/* Free memory */
capwap_free(g_wtp.fds);
wtp_free_fds(&g_wtp.fds);
return result;
}

1
src/wtp/wtp_dfa_configure.c
View File

@ -4,6 +4,7 @@
#include "capwap_array.h"
#include "capwap_list.h"
#include "wtp_dfa.h"
#include "wtp_radio.h"
/* */
void wtp_send_configure(struct timeout_control* timeout) {

1
src/wtp/wtp_dfa_join.c
View File

@ -4,6 +4,7 @@
#include "capwap_array.h"
#include "capwap_list.h"
#include "wtp_dfa.h"
#include "wtp_radio.h"
/* */
void wtp_send_join(struct timeout_control* timeout) {

1
src/wtp/wtp_dfa_run.c
View File

@ -2,6 +2,7 @@
#include "capwap_dfa.h"
#include "capwap_element.h"
#include "wtp_dfa.h"
#include "wtp_radio.h"
/* */
static int send_echo_request() {

1
src/wtp/wtp_element_helper.c
View File

@ -1,4 +1,5 @@
#include "wtp.h"
#include "wtp_radio.h"
/* */
void wtp_create_radioopsstate_element(struct capwap_packet_txmng* txmngpacket) {

187
src/wtp/wtp_radio.c
View File

@ -1,5 +1,6 @@
#include "wtp.h"
#include "capwap_hash.h"
#include "capwap_list.h"
#include "wtp_radio.h"
/* */
@ -27,7 +28,7 @@ static int wtp_radio_configure_phy(struct wtp_radio* radio) {
memcpy(radio->rateset.rateset, radio->supportedrates.supportedrates, CAPWAP_RATESET_MAXLENGTH);
/* Update rates */
if (wifi_device_updaterates(radio->radioid)) {
if (wifi_device_updaterates(radio->devicehandle, radio->rateset.rateset, radio->rateset.ratesetcount)) {
return -1;
}
}
@ -48,23 +49,6 @@ static int wtp_radio_configure_phy(struct wtp_radio* radio) {
return 0;
}
/* */
static void wtp_radio_destroy_wlan(struct wtp_radio_wlan* wlan) {
if (wlan->wlanid && wlan->radio) {
if (wlan->state != WTP_RADIO_WLAN_STATE_IDLE) {
if (wlan->state == WTP_RADIO_WLAN_STATE_AP) {
wifi_wlan_stopap(wlan->radio->radioid, wlan->wlanid);
}
/* Destroy interface */
wifi_wlan_destroy(wlan->radio->radioid, wlan->wlanid);
}
}
/* Release item */
memset(wlan, 0, sizeof(struct wtp_radio_wlan));
}
/* */
unsigned long wtp_radio_acl_item_gethash(const void* key, unsigned long keysize, unsigned long hashsize) {
uint8_t* macaddress = (uint8_t*)key;
@ -84,7 +68,8 @@ void wtp_radio_init(void) {
/* */
void wtp_radio_close(void) {
int i, j;
int i;
struct capwap_list_item* itemwlan;
ASSERT(g_wtp.radios != NULL);
@ -96,11 +81,29 @@ void wtp_radio_close(void) {
}
if (radio->wlan) {
for (j = 0; j < radio->wlan->count; j++) {
wtp_radio_destroy_wlan((struct wtp_radio_wlan*)capwap_array_get_item_pointer(radio->wlan, j));
for (itemwlan = radio->wlan->first; itemwlan != NULL; itemwlan = itemwlan->next) {
struct wtp_radio_wlan* wlan = (struct wtp_radio_wlan*)itemwlan->item;
/* Destroy BSS interface */
if (wlan->wlanhandle) {
wifi_wlan_destroy(wlan->wlanhandle);
}
}
capwap_array_free(radio->wlan);
capwap_list_free(radio->wlan);
}
if (radio->wlanpool) {
for (itemwlan = radio->wlanpool->first; itemwlan != NULL; itemwlan = itemwlan->next) {
struct wtp_radio_wlanpool* wlanpool = (struct wtp_radio_wlanpool*)itemwlan->item;
/* Destroy BSS interface */
if (wlanpool->wlanhandle) {
wifi_wlan_destroy(wlanpool->wlanhandle);
}
}
capwap_list_free(radio->wlanpool);
}
}
@ -110,10 +113,9 @@ void wtp_radio_close(void) {
/* */
void wtp_radio_free(void) {
ASSERT(g_wtp.radios != NULL);
ASSERT(g_wtp.radios->count == 0);
if (g_wtp.events) {
capwap_free(g_wtp.events);
if (g_wtp.radios->count > 0) {
wtp_radio_close();
}
capwap_array_free(g_wtp.radios);
@ -125,7 +127,6 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
int i;
int result = 0;
unsigned short binding;
struct wtp_radio* radio;
struct capwap_array* messageelements;
struct capwap_array* updateitems;
struct wtp_update_configuration_item* item;
@ -138,6 +139,7 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
/* */
binding = GET_WBID_HEADER(packet->rxmngpacket->header);
if (binding == CAPWAP_WIRELESS_BINDING_IEEE80211) {
struct wtp_radio* radio;
struct capwap_list_item* search;
/* Set radio configuration and invalidate the old values */
@ -422,12 +424,12 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
switch (item->type) {
case WTP_UPDATE_FREQUENCY_DSSS: {
result = wifi_device_setfrequency(item->radio->radioid, WIFI_BAND_2GHZ, item->radio->radioinformation.radiotype, item->radio->directsequencecontrol.currentchannel);
result = wifi_device_setfrequency(item->radio->devicehandle, WIFI_BAND_2GHZ, item->radio->radioinformation.radiotype, item->radio->directsequencecontrol.currentchannel);
break;
}
case WTP_UPDATE_FREQUENCY_OFDM: {
result = wifi_device_setfrequency(item->radio->radioid, WIFI_BAND_5GHZ, item->radio->radioinformation.radiotype, item->radio->ofdmcontrol.currentchannel);
result = wifi_device_setfrequency(item->radio->devicehandle, WIFI_BAND_5GHZ, item->radio->radioinformation.radiotype, item->radio->ofdmcontrol.currentchannel);
break;
}
}
@ -439,7 +441,7 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
switch (item->type) {
case WTP_UPDATE_RATES: {
result = wifi_device_updaterates(radio->radioid);
result = wifi_device_updaterates(item->radio->devicehandle, item->radio->rateset.rateset, item->radio->rateset.ratesetcount);
break;
}
@ -453,7 +455,7 @@ int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet) {
memcpy(params.bssid, item->radio->radioconfig.bssid, ETH_ALEN);
params.beaconperiod = item->radio->radioconfig.beaconperiod;
memcpy(params.country, item->radio->radioconfig.country, WIFI_COUNTRY_LENGTH);
result = wifi_device_setconfiguration(item->radio->radioid, &params);
result = wifi_device_setconfiguration(item->radio->devicehandle, &params);
break;
}
}
@ -474,7 +476,8 @@ struct wtp_radio* wtp_radio_create_phy(void) {
radio->status = WTP_RADIO_DISABLED;
/* Init configuration radio */
radio->wlan = capwap_array_create(sizeof(struct wtp_radio_wlan), 0, 1);
radio->wlan = capwap_list_create();
radio->wlanpool = capwap_list_create();
radio->antenna.selections = capwap_array_create(sizeof(uint8_t), 0, 1);
return radio;
}
@ -483,8 +486,12 @@ struct wtp_radio* wtp_radio_create_phy(void) {
struct wtp_radio* wtp_radio_get_phy(uint8_t radioid) {
int i;
ASSERT(IS_VALID_RADIOID(radioid));
/* Check */
if (!IS_VALID_RADIOID(radioid)) {
return NULL;
}
/* Retrieve radio */
for (i = 0; i < g_wtp.radios->count; i++) {
struct wtp_radio* radio = (struct wtp_radio*)capwap_array_get_item_pointer(g_wtp.radios, i);
if (radioid == radio->radioid) {
@ -497,13 +504,19 @@ struct wtp_radio* wtp_radio_get_phy(uint8_t radioid) {
/* */
struct wtp_radio_wlan* wtp_radio_get_wlan(struct wtp_radio* radio, uint8_t wlanid) {
int i;
struct capwap_list_item* itemwlan;
ASSERT(IS_VALID_WLANID(wlanid));
ASSERT(radio != NULL);
for (i = 0; i < radio->wlan->count; i++) {
struct wtp_radio_wlan* wlan = (struct wtp_radio_wlan*)capwap_array_get_item_pointer(radio->wlan, i);
if ((wlanid == wlan->wlanid) && (radio == wlan->radio)) {
/* Check */
if (!IS_VALID_WLANID(wlanid)) {
return NULL;
}
/* Retrieve BSS */
for (itemwlan = radio->wlan->first; itemwlan != NULL; itemwlan = itemwlan->next) {
struct wtp_radio_wlan* wlan = (struct wtp_radio_wlan*)itemwlan->item;
if (wlanid == wlan->wlanid) {
return wlan;
}
}
@ -512,8 +525,11 @@ struct wtp_radio_wlan* wtp_radio_get_wlan(struct wtp_radio* radio, uint8_t wlani
}
/* */
void wtp_radio_update_fdevent(void) {
void wtp_radio_update_fdevent(struct wtp_fds* fds) {
int count;
struct pollfd* fdsbuffer;
ASSERT(fds != NULL);
/* Retrieve number of File Descriptor Event */
count = wifi_event_getfd(NULL, NULL, 0);
@ -521,41 +537,43 @@ void wtp_radio_update_fdevent(void) {
return;
}
/* */
if (g_wtp.eventscount != count) {
struct pollfd* fds;
/* Resize poll */
fds = (struct pollfd*)capwap_alloc(sizeof(struct pollfd) * (g_wtp.fdsnetworkcount + count));
memcpy(fds, g_wtp.fds, sizeof(struct pollfd) * g_wtp.fdsnetworkcount);
capwap_free(g_wtp.fds);
g_wtp.fds = fds;
/* Events Callback */
if (g_wtp.events) {
capwap_free(g_wtp.events);
/* Resize poll */
if (fds->eventscount != count) {
fdsbuffer = (struct pollfd*)capwap_alloc(sizeof(struct pollfd) * (fds->fdsnetworkcount + count));
if (fds->fdspoll && (fds->fdsnetworkcount > 0)) {
memcpy(fdsbuffer, fds->fdspoll, sizeof(struct pollfd) * fds->fdsnetworkcount);
capwap_free(fds->fdspoll);
}
g_wtp.events = (struct wifi_event*)((count > 0) ? capwap_alloc(sizeof(struct wifi_event) * count) : NULL);
fds->fdspoll = fdsbuffer;
/* Events Callback */
if (fds->events) {
capwap_free(fds->events);
}
fds->events = (struct wifi_event*)((count > 0) ? capwap_alloc(sizeof(struct wifi_event) * count) : NULL);
/* */
g_wtp.eventscount = count;
g_wtp.fdstotalcount = g_wtp.fdsnetworkcount + g_wtp.eventscount;
fds->eventscount = count;
fds->fdstotalcount = fds->fdsnetworkcount + count;
}
/* Retrieve File Descriptor Event */
if (count > 0) {
count = wifi_event_getfd(&g_wtp.fds[g_wtp.fdsnetworkcount], g_wtp.events, g_wtp.eventscount);
ASSERT(g_wtp.eventscount == count);
ASSERT(fds->fdspoll != NULL);
wifi_event_getfd(&fds->fdspoll[fds->fdsnetworkcount], fds->events, fds->eventscount);
}
}
/* */
uint32_t wtp_radio_create_wlan(struct capwap_parsed_packet* packet, struct capwap_80211_assignbssid_element* bssid) {
char wlanname[IFNAMSIZ];
struct wtp_radio* radio;
struct wtp_radio_wlan* wlan;
struct wifi_wlan_startap_params params;
struct wtp_radio_wlanpool* wlanpool;
struct capwap_list_item* itemwlan;
struct capwap_list_item* itemwlanpool;
struct wlan_startap_params params;
struct capwap_80211_addwlan_element* addwlan;
/* Get message elements */
@ -576,6 +594,11 @@ uint32_t wtp_radio_create_wlan(struct capwap_parsed_packet* packet, struct capwa
return CAPWAP_RESULTCODE_FAILURE;
}
/* Verify exist interface into pool */
if (!radio->wlanpool->first) {
return CAPWAP_RESULTCODE_FAILURE;
}
/* Prepare physical interface for create wlan */
if (!radio->wlan->count) {
if (wtp_radio_configure_phy(radio)) {
@ -583,51 +606,45 @@ uint32_t wtp_radio_create_wlan(struct capwap_parsed_packet* packet, struct capwa
}
}
/* Set virtual interface information */
wlan = (struct wtp_radio_wlan*)capwap_array_get_item_pointer(radio->wlan, radio->wlan->count);
wlan->radio = radio;
wlan->wlanid = addwlan->wlanid;
sprintf(wlanname, "%s%02d.%02d", g_wtp.wlanprefix, (int)addwlan->radioid, (int)addwlan->wlanid);
if (wifi_iface_index(wlanname)) {
memset(wlan, 0, sizeof(struct wtp_radio_wlan));
return CAPWAP_RESULTCODE_FAILURE;
}
/* Create virtual interface */
if (!wifi_wlan_create(addwlan->radioid, addwlan->wlanid, wlanname, NULL)) {
wlan->state = WTP_RADIO_WLAN_STATE_CREATED;
} else {
wtp_radio_destroy_wlan(wlan);
return CAPWAP_RESULTCODE_FAILURE;
}
/* Get interface from pool */
itemwlanpool = capwap_itemlist_remove_head(radio->wlanpool);
wlanpool = (struct wtp_radio_wlanpool*)itemwlanpool->item;
/* Wlan configuration */
memset(&params, 0, sizeof(struct wifi_wlan_startap_params));
memset(&params, 0, sizeof(struct wlan_startap_params));
params.ssid = (const char*)addwlan->ssid;
params.ssid_hidden = addwlan->suppressssid;
params.capability = addwlan->capability;
params.qos = addwlan->qos;
params.authmode = addwlan->authmode;
params.macmode = addwlan->macmode;
params.tunnelmode = addwlan->tunnelmode;
params.ssid_hidden = addwlan->suppressssid;
strcpy(params.ssid, (const char*)addwlan->ssid);
/* TODO (struct capwap_array*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_80211_IE) */
/* Start AP */
if (!wifi_wlan_startap(addwlan->radioid, addwlan->wlanid, &params)) {
wlan->state = WTP_RADIO_WLAN_STATE_AP;
} else {
wtp_radio_destroy_wlan(wlan);
if (wifi_wlan_startap(wlanpool->wlanhandle, &params)) {
capwap_itemlist_insert_before(radio->wlanpool, NULL, itemwlanpool);
return CAPWAP_RESULTCODE_FAILURE;
}
/* Move interface from pool to used */
itemwlan = capwap_itemlist_create(sizeof(struct wtp_radio_wlan));
wlan = (struct wtp_radio_wlan*)itemwlan->item;
wlan->wlanid = addwlan->wlanid;
wlan->wlanhandle = wlanpool->wlanhandle;
wlan->radio = wlanpool->radio;
/* */
capwap_itemlist_free(itemwlanpool);
capwap_itemlist_insert_after(radio->wlan, NULL, itemwlan);
/* Update Event File Descriptor */
wtp_radio_update_fdevent();
wtp_radio_update_fdevent(&g_wtp.fds);
/* Retrieve macaddress of new device */
bssid->radioid = addwlan->radioid;
bssid->wlanid = addwlan->wlanid;
wifi_wlan_getbssid(addwlan->radioid, addwlan->wlanid, bssid->bssid);
wifi_wlan_getbssid(wlan->wlanhandle, bssid->bssid);
return CAPWAP_RESULTCODE_SUCCESS;
}

21
src/wtp/wtp_radio.h
View File

@ -20,22 +20,27 @@
#define WTP_PREFIX_NAME_MAX_LENGTH (IFNAMSIZ - 6)
#define WTP_PREFIX_DEFAULT_NAME "ap"
#define WTP_RADIO_WLAN_STATE_IDLE 0
#define WTP_RADIO_WLAN_STATE_CREATED 1
#define WTP_RADIO_WLAN_STATE_AP 2
struct wtp_radio_wlan {
struct wtp_radio* radio;
int state;
uint8_t wlanid;
struct wifi_wlan* wlanhandle;
struct wtp_radio* radio;
};
/* */
struct wtp_radio_wlanpool {
struct wifi_wlan* wlanhandle;
struct wtp_radio* radio;
};
/* */
struct wtp_radio {
uint8_t radioid;
char device[IFNAMSIZ];
struct wifi_device* devicehandle;
struct capwap_array* wlan;
char wlanprefix[IFNAMSIZ];
struct capwap_list* wlan;
struct capwap_list* wlanpool;
int status;
struct capwap_80211_antenna_element antenna;
@ -64,7 +69,7 @@ struct wtp_radio_wlan* wtp_radio_get_wlan(struct wtp_radio* radio, uint8_t wlani
/* */
int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet);
void wtp_radio_update_fdevent(void);
void wtp_radio_update_fdevent(struct wtp_fds* fds);
/* */
uint32_t wtp_radio_create_wlan(struct capwap_parsed_packet* packet, struct capwap_80211_assignbssid_element* bssid);