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ports/security/wpa_supplicant-devel/files/patch-src_drivers_driver__bsd.c
Cy Schubert 6e3f2dcc10 security/wpa_supplicant-devel: Sync driver_bsd.c with base system 
Replace driver_bsd.c with the one from src. It utilizes facilities
and features already in FreeBSD.
2024-09-13 16:03:42 -07:00

256 lines
6.7 KiB
C
Raw Blame History

--- src/drivers/driver_bsd.c.orig 2024-09-01 06:39:57.000000000 -0700
+++ src/drivers/driver_bsd.c 2024-09-13 15:36:17.326062000 -0700
@@ -14,6 +14,7 @@
#include "driver.h"
#include "eloop.h"
#include "common/ieee802_11_defs.h"
+#include "common/ieee802_11_common.h"
#include "common/wpa_common.h"
#include <ifaddrs.h>
@@ -293,8 +294,9 @@
}
static int
-bsd_get_iface_flags(struct bsd_driver_data *drv)
+bsd_ctrl_iface(void *priv, int enable)
{
+ struct bsd_driver_data *drv = priv;
struct ifreq ifr;
os_memset(&ifr, 0, sizeof(ifr));
@@ -302,10 +304,37 @@
if (ioctl(drv->global->sock, SIOCGIFFLAGS, &ifr) < 0) {
wpa_printf(MSG_ERROR, "ioctl[SIOCGIFFLAGS]: %s",
+ strerror(errno));
+ return -1;
+ }
+ drv->flags = ifr.ifr_flags;
+
+
+ if (enable) {
+ if (ifr.ifr_flags & IFF_UP)
+ goto nochange;
+ ifr.ifr_flags |= IFF_UP;
+ } else {
+ if (!(ifr.ifr_flags & IFF_UP))
+ goto nochange;
+ ifr.ifr_flags &= ~IFF_UP;
+ }
+
+ if (ioctl(drv->global->sock, SIOCSIFFLAGS, &ifr) < 0) {
+ wpa_printf(MSG_ERROR, "ioctl[SIOCSIFFLAGS]: %s",
strerror(errno));
return -1;
}
+
+ wpa_printf(MSG_DEBUG, "%s: if %s (changed) enable %d IFF_UP %d ",
+ __func__, drv->ifname, enable, ((ifr.ifr_flags & IFF_UP) != 0));
+
drv->flags = ifr.ifr_flags;
+ return 0;
+
+nochange:
+ wpa_printf(MSG_DEBUG, "%s: if %s (no change) enable %d IFF_UP %d ",
+ __func__, drv->ifname, enable, ((ifr.ifr_flags & IFF_UP) != 0));
return 0;
}
@@ -525,7 +554,7 @@
__func__);
return -1;
}
- return 0;
+ return bsd_ctrl_iface(priv, 1);
}
static void
@@ -853,14 +882,18 @@
drv = bsd_get_drvindex(global, ifm->ifm_index);
if (drv == NULL)
return;
- if ((ifm->ifm_flags & IFF_UP) == 0 &&
- (drv->flags & IFF_UP) != 0) {
+ if (((ifm->ifm_flags & IFF_UP) == 0 ||
+ (ifm->ifm_flags & IFF_RUNNING) == 0) &&
+ (drv->flags & IFF_UP) != 0 &&
+ (drv->flags & IFF_RUNNING) != 0) {
wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' DOWN",
drv->ifname);
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED,
NULL);
} else if ((ifm->ifm_flags & IFF_UP) != 0 &&
- (drv->flags & IFF_UP) == 0) {
+ (ifm->ifm_flags & IFF_RUNNING) != 0 &&
+ ((drv->flags & IFF_UP) == 0 ||
+ (drv->flags & IFF_RUNNING) == 0)) {
wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' UP",
drv->ifname);
wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED,
@@ -1027,7 +1060,8 @@
if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr))
goto bad;
- if (bsd_get_iface_flags(drv) < 0)
+ /* mark down during setup */
+ if (bsd_ctrl_iface(drv, 0) < 0)
goto bad;
if (bsd_set_mediaopt(drv, IFM_OMASK, IFM_IEEE80211_HOSTAP) < 0) {
@@ -1052,12 +1086,13 @@
{
struct bsd_driver_data *drv = priv;
+ if (drv->ifindex != 0)
+ bsd_ctrl_iface(drv, 0);
if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit);
os_free(drv);
}
-
static int
bsd_set_sta_authorized(void *priv, const u8 *addr,
unsigned int total_flags, unsigned int flags_or,
@@ -1199,13 +1234,41 @@
}
static int
+wpa_driver_bsd_set_rsn_wpa_ie(struct bsd_driver_data * drv,
+ struct wpa_driver_associate_params *params, const u8 *ie)
+{
+ int privacy;
+ size_t ie_len = ie[1] ? ie[1] + 2 : 0;
+
+ /* XXX error handling is wrong but unclear what to do... */
+ if (wpa_driver_bsd_set_wpa_ie(drv, ie, ie_len) < 0)
+ return -1;
+
+ privacy = !(params->pairwise_suite == WPA_CIPHER_NONE &&
+ params->group_suite == WPA_CIPHER_NONE &&
+ params->key_mgmt_suite == WPA_KEY_MGMT_NONE);
+ wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__,
+ privacy);
+
+ if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
+ return -1;
+
+ if (ie_len &&
+ set80211param(drv, IEEE80211_IOC_WPA,
+ ie[0] == WLAN_EID_RSN ? 2 : 1) < 0)
+ return -1;
+
+ return 0;
+}
+
+static int
wpa_driver_bsd_associate(void *priv, struct wpa_driver_associate_params *params)
{
struct bsd_driver_data *drv = priv;
struct ieee80211req_mlme mlme;
u32 mode;
- int privacy;
int ret = 0;
+ const u8 *wpa_ie, *rsn_ie;
wpa_printf(MSG_DEBUG,
"%s: ssid '%.*s' wpa ie len %u pairwise %u group %u key mgmt %u"
@@ -1222,7 +1285,10 @@
mode = 0 /* STA */;
break;
case IEEE80211_MODE_IBSS:
+#if 0
mode = IFM_IEEE80211_IBSS;
+#endif
+ mode = IFM_IEEE80211_ADHOC;
break;
case IEEE80211_MODE_AP:
mode = IFM_IEEE80211_HOSTAP;
@@ -1251,22 +1317,31 @@
ret = -1;
if (wpa_driver_bsd_set_auth_alg(drv, params->auth_alg) < 0)
ret = -1;
- /* XXX error handling is wrong but unclear what to do... */
- if (wpa_driver_bsd_set_wpa_ie(drv, params->wpa_ie, params->wpa_ie_len) < 0)
- return -1;
- privacy = !(params->pairwise_suite == WPA_CIPHER_NONE &&
- params->group_suite == WPA_CIPHER_NONE &&
- params->key_mgmt_suite == WPA_KEY_MGMT_NONE &&
- params->wpa_ie_len == 0);
- wpa_printf(MSG_DEBUG, "%s: set PRIVACY %u", __func__, privacy);
-
- if (set80211param(drv, IEEE80211_IOC_PRIVACY, privacy) < 0)
- return -1;
+ if (params->wpa_ie_len) {
+ rsn_ie = get_ie(params->wpa_ie, params->wpa_ie_len,
+ WLAN_EID_RSN);
+ if (rsn_ie) {
+ if (wpa_driver_bsd_set_rsn_wpa_ie(drv, params,
+ rsn_ie) < 0)
+ return -1;
+ }
+ else {
+ wpa_ie = get_vendor_ie(params->wpa_ie,
+ params->wpa_ie_len, WPA_IE_VENDOR_TYPE);
+ if (wpa_ie) {
+ if (wpa_driver_bsd_set_rsn_wpa_ie(drv, params,
+ wpa_ie) < 0)
+ return -1;
+ }
+ }
+ }
- if (params->wpa_ie_len &&
- set80211param(drv, IEEE80211_IOC_WPA,
- params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1) < 0)
+ /*
+ * NB: interface must be marked UP for association
+ * or scanning (ap_scan=2)
+ */
+ if (bsd_ctrl_iface(drv, 1) < 0)
return -1;
os_memset(&mlme, 0, sizeof(mlme));
@@ -1311,11 +1386,8 @@
}
/* NB: interface must be marked UP to do a scan */
- if (!(drv->flags & IFF_UP)) {
- wpa_printf(MSG_DEBUG, "%s: interface is not up, cannot scan",
- __func__);
+ if (bsd_ctrl_iface(drv, 1) < 0)
return -1;
- }
#ifdef IEEE80211_IOC_SCAN_MAX_SSID
os_memset(&sr, 0, sizeof(sr));
@@ -1547,6 +1619,8 @@
}
if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
return IEEE80211_M_HOSTAP;
+ if (ifmr.ifm_current & IFM_IEEE80211_IBSS)
+ return IEEE80211_M_IBSS;
if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
return IEEE80211_M_MONITOR;
#ifdef IEEE80211_M_MBSS
@@ -1607,7 +1681,7 @@
drv->capa.key_mgmt_iftype[i] = drv->capa.key_mgmt;
/* Down interface during setup. */
- if (bsd_get_iface_flags(drv) < 0)
+ if (bsd_ctrl_iface(drv, 0) < 0)
goto fail;
/* Proven to work, lets go! */
@@ -1631,6 +1705,9 @@
if (drv->ifindex != 0 && !drv->if_removed) {
wpa_driver_bsd_set_wpa(drv, 0);
+ /* NB: mark interface down */
+ bsd_ctrl_iface(drv, 0);
+
wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa,
drv->prev_privacy);
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