18d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 28d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Driver interaction with generic Linux Wireless Extensions 38d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Copyright (c) 2003-2010, Jouni Malinen <j@w1.fi> 48d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 5c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * This software may be distributed under the terms of the BSD license. 6c5ec7f57ead87efa365800228aa0b09a12d9e6c4Dmitry Shmidt * See README for more details. 78d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 88d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This file implements a driver interface for the Linux Wireless Extensions. 98d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * When used with WE-18 or newer, this interface can be used as-is with number 108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * of drivers. In addition to this, some of the common functions in this file 118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * can be used by other driver interface implementations that use generic WE 128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ioctls, but require private ioctls for some of the functionality. 138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "includes.h" 168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/ioctl.h> 178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/types.h> 188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <sys/stat.h> 198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <fcntl.h> 208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include <net/if_arp.h> 218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 221f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt#include "linux_wext.h" 238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common.h" 248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "eloop.h" 258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/ieee802_11_defs.h" 268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "common/wpa_common.h" 278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "priv_netlink.h" 288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "netlink.h" 298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "linux_ioctl.h" 308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "rfkill.h" 318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "driver.h" 328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#include "driver_wext.h" 338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_flush_pmkid(void *priv); 358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_get_range(void *priv); 368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_finish_drv_init(struct wpa_driver_wext_data *drv); 378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_disconnect(struct wpa_driver_wext_data *drv); 388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_auth_alg(void *priv, int auth_alg); 3961d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_auth_param(struct wpa_driver_wext_data *drv, 428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int idx, u32 value) 438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.param.flags = idx & IW_AUTH_INDEX; 508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.param.value = value; 518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWAUTH, &iwr) < 0) { 538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (errno != EOPNOTSUPP) { 548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: SIOCSIWAUTH(param %d " 558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "value 0x%x) failed: %s)", 568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt idx, value, strerror(errno)); 578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = errno == EOPNOTSUPP ? -2 : -1; 598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_get_bssid - Get BSSID, SIOCGIWAP 678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @bssid: Buffer for BSSID 698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_get_bssid(void *priv, u8 *bssid) 728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWAP, &iwr) < 0) { 818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWAP]"); 828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(bssid, iwr.u.ap_addr.sa_data, ETH_ALEN); 858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_set_bssid - Set BSSID, SIOCSIWAP 928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @bssid: BSSID 948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_bssid(void *priv, const u8 *bssid) 978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 1008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 1018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 1038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 1048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.ap_addr.sa_family = ARPHRD_ETHER; 1058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid) 1068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(iwr.u.ap_addr.sa_data, bssid, ETH_ALEN); 1078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 1088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(iwr.u.ap_addr.sa_data, 0, ETH_ALEN); 1098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWAP, &iwr) < 0) { 1118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWAP]"); 1128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 1138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 1168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 1208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_get_ssid - Get SSID, SIOCGIWESSID 1218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 1228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ssid: Buffer for the SSID; must be at least 32 bytes long 1238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: SSID length on success, -1 on failure 1248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_get_ssid(void *priv, u8 *ssid) 1268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 1288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 1298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 1308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 1328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 1338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.essid.pointer = (caddr_t) ssid; 1348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.essid.length = 32; 1358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWESSID, &iwr) < 0) { 1378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWESSID]"); 1388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 1398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 1408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = iwr.u.essid.length; 1418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret > 32) 1428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 32; 1438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Some drivers include nul termination in the SSID, so let's 1448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * remove it here before further processing. WE-21 changes this 1458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * to explicitly require the length _not_ to include nul 1468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * termination. */ 1478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret > 0 && ssid[ret - 1] == '\0' && 1488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->we_version_compiled < 21) 1498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret--; 1508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 1538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 1548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 1578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_set_ssid - Set SSID, SIOCSIWESSID 1588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 1598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ssid: SSID 1608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ssid_len: Length of SSID (0..32) 1618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 1628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 1638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_ssid(void *priv, const u8 *ssid, size_t ssid_len) 1648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 1658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 1668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 1678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 1688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char buf[33]; 1698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_len > 32) 1718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 1728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 1748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 1758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* flags: 1 = ESSID is active, 0 = not (promiscuous) */ 1768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.essid.flags = (ssid_len != 0); 1778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(buf, 0, sizeof(buf)); 1788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(buf, ssid, ssid_len); 1798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.essid.pointer = (caddr_t) buf; 1808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->we_version_compiled < 21) { 1818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* For historic reasons, set SSID length to include one extra 1828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * character, C string nul termination, even though SSID is 1838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * really an octet string that should not be presented as a C 1848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * string. Some Linux drivers decrement the length by one and 1858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * can thus end up missing the last octet of the SSID if the 1868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * length is not incremented here. WE-21 changes this to 1878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * explicitly require the length _not_ to include nul 1888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * termination. */ 1898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_len) 1908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ssid_len++; 1918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.essid.length = ssid_len; 1938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) { 1958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWESSID]"); 1968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 1978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 1988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 2008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 2048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_set_freq - Set frequency/channel, SIOCSIWFREQ 2058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 2068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @freq: Frequency in MHz 2078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 2088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 2098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_freq(void *priv, int freq) 2108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 2128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 2138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 2148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 2168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 2178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.freq.m = freq * 100000; 2188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.freq.e = 1; 2198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWFREQ, &iwr) < 0) { 2218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWFREQ]"); 2228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 2238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 2268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 2278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void 2308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtwpa_driver_wext_event_wireless_custom(void *ctx, char *custom) 2318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 2328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 2338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_MSGDUMP, "WEXT: Custom wireless event: '%s'", 2358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom); 2368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 2388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Host AP driver */ 2398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) { 2408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.michael_mic_failure.unicast = 2418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strstr(custom, " unicast ") != NULL; 2428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: parse parameters(?) */ 2438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data); 2448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (os_strncmp(custom, "ASSOCINFO(ReqIEs=", 17) == 0) { 2458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *spos; 2468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int bytes; 2478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *req_ies = NULL, *resp_ies = NULL; 2488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos = custom + 17; 2508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes = strspn(spos, "0123456789abcdefABCDEF"); 2528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!bytes || (bytes & 1)) 2538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes /= 2; 2558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req_ies = os_malloc(bytes); 2578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (req_ies == NULL || 2588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hexstr2bin(spos, req_ies, bytes) < 0) 2598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 2608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies = req_ies; 2618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies_len = bytes; 2628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos += bytes * 2; 2648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies = NULL; 2668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies_len = 0; 2678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_strncmp(spos, " RespIEs=", 9) == 0) { 2698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos += 9; 2708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes = strspn(spos, "0123456789abcdefABCDEF"); 2728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!bytes || (bytes & 1)) 2738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 2748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes /= 2; 2758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt resp_ies = os_malloc(bytes); 2778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (resp_ies == NULL || 2788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt hexstr2bin(spos, resp_ies, bytes) < 0) 2798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 2808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies = resp_ies; 2818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies_len = bytes; 2828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_ASSOCINFO, &data); 2858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 2868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt done: 2878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(resp_ies); 2888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(req_ies); 2898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_PEERKEY 2908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (os_strncmp(custom, "STKSTART.request=", 17) == 0) { 2918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hwaddr_aton(custom + 17, data.stkstart.peer)) { 2928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: unrecognized " 2938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "STKSTART.request '%s'", custom + 17); 2948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 2958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_STKSTART, &data); 2978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_PEERKEY */ 2988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 2998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_event_wireless_michaelmicfailure( 3038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt void *ctx, const char *ev, size_t len) 3048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct iw_michaelmicfailure *mic; 3068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(*mic)) 3098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mic = (const struct iw_michaelmicfailure *) ev; 3128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Michael MIC failure wireless event: " 3148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "flags=0x%x src_addr=" MACSTR, mic->flags, 3158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(mic->src_addr.sa_data)); 3168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.michael_mic_failure.unicast = !(mic->flags & IW_MICFAILURE_GROUP); 3198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(ctx, EVENT_MICHAEL_MIC_FAILURE, &data); 3208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_event_wireless_pmkidcand( 3268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv, const char *ev, size_t len) 3278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const struct iw_pmkid_cand *cand; 3298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr; 3318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < sizeof(*cand)) 3338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cand = (const struct iw_pmkid_cand *) ev; 3368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt addr = (const u8 *) cand->bssid.sa_data; 3378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "PMKID candidate wireless event: " 3398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "flags=0x%x index=%d bssid=" MACSTR, cand->flags, 3408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cand->index, MAC2STR(addr)); 3418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 3438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.pmkid_candidate.bssid, addr, ETH_ALEN); 3448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.pmkid_candidate.index = cand->index; 3458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.pmkid_candidate.preauth = cand->flags & IW_PMKID_CAND_PREAUTH; 3468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data); 3478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_event_wireless_assocreqie( 3538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv, const char *ev, int len) 3548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 0) 3568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "AssocReq IE wireless event", (const u8 *) ev, 3598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 3608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_req_ies); 3618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_req_ies = os_malloc(len); 3628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->assoc_req_ies == NULL) { 3638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_req_ies_len = 0; 3648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(drv->assoc_req_ies, ev, len); 3678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_req_ies_len = len; 3688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_event_wireless_assocrespie( 3748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv, const char *ev, int len) 3758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len < 0) 3778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_hexdump(MSG_DEBUG, "AssocResp IE wireless event", (const u8 *) ev, 3808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len); 3818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_resp_ies); 3828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_resp_ies = os_malloc(len); 3838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->assoc_resp_ies == NULL) { 3848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_resp_ies_len = 0; 3858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 3868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 3878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(drv->assoc_resp_ies, ev, len); 3888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_resp_ies_len = len; 3898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 3918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 3928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_event_assoc_ies(struct wpa_driver_wext_data *drv) 3958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 3968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data data; 3978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 3988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->assoc_req_ies == NULL && drv->assoc_resp_ies == NULL) 3998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 4028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->assoc_req_ies) { 4038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies = drv->assoc_req_ies; 4048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.req_ies_len = drv->assoc_req_ies_len; 4058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->assoc_resp_ies) { 4078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies = drv->assoc_resp_ies; 4088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt data.assoc_info.resp_ies_len = drv->assoc_resp_ies_len; 4098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &data); 4128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_req_ies); 4148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_req_ies = NULL; 4158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_resp_ies); 4168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_resp_ies = NULL; 4178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 4188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_event_wireless(struct wpa_driver_wext_data *drv, 4218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *data, int len) 4228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 4238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_event iwe_buf, *iwe = &iwe_buf; 4248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *pos, *end, *custom, *buf; 4258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = data; 4278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = data + len; 4288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (pos + IW_EV_LCP_LEN <= end) { 4308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Event data may be unaligned, so make a local, aligned copy 4318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * before processing. */ 4328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&iwe_buf, pos, IW_EV_LCP_LEN); 4338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Wireless event: cmd=0x%x len=%d", 4348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->cmd, iwe->len); 4358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->len <= IW_EV_LCP_LEN) 4368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom = pos + IW_EV_POINT_LEN; 4398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->we_version_compiled > 18 && 4408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (iwe->cmd == IWEVMICHAELMICFAILURE || 4418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->cmd == IWEVCUSTOM || 4428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->cmd == IWEVASSOCREQIE || 4438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->cmd == IWEVASSOCRESPIE || 4448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->cmd == IWEVPMKIDCAND)) { 4458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* WE-19 removed the pointer from struct iw_point */ 4468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *dpos = (char *) &iwe_buf.u.data.length; 4478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int dlen = dpos - (char *) &iwe_buf; 4488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dpos, pos + IW_EV_LCP_LEN, 4498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct iw_event) - dlen); 4508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 4518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&iwe_buf, pos, sizeof(struct iw_event)); 4528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom += IW_EV_POINT_OFF; 4538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 4558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (iwe->cmd) { 4568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWAP: 4578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Wireless event: new AP: " 4588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR, 4598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR((u8 *) iwe->u.ap_addr.sa_data)); 4608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (is_zero_ether_addr( 4618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (const u8 *) iwe->u.ap_addr.sa_data) || 4628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcmp(iwe->u.ap_addr.sa_data, 4638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "\x44\x44\x44\x44\x44\x44", ETH_ALEN) == 4648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 0) { 4658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_req_ies); 4668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_req_ies = NULL; 4678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_resp_ies); 4688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->assoc_resp_ies = NULL; 4698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, 4708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL); 47161d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 4728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 4738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_assoc_ies(drv); 4748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_ASSOC, 4758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL); 4768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVMICHAELMICFAILURE: 4798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + iwe->u.data.length > end) { 4808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid " 4818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "IWEVMICHAELMICFAILURE length"); 4828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless_michaelmicfailure( 4858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx, custom, iwe->u.data.length); 4868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVCUSTOM: 4888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + iwe->u.data.length > end) { 4898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid " 4908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "IWEVCUSTOM length"); 4918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 4934b06059785b935dd1f4f09314e4e12c417d2c6a4Dmitry Shmidt buf = dup_binstr(custom, iwe->u.data.length); 4948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (buf == NULL) 4958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 4968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless_custom(drv->ctx, buf); 4978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(buf); 4988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 4998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWSCAN: 5008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->scan_complete_events = 1; 5018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(wpa_driver_wext_scan_timeout, 5028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, drv->ctx); 5038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, 5048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt NULL); 5058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVASSOCREQIE: 5078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + iwe->u.data.length > end) { 5088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid " 5098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "IWEVASSOCREQIE length"); 5108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 5118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless_assocreqie( 5138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, custom, iwe->u.data.length); 5148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVASSOCRESPIE: 5168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + iwe->u.data.length > end) { 5178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid " 5188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "IWEVASSOCRESPIE length"); 5198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 5208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless_assocrespie( 5228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, custom, iwe->u.data.length); 5238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVPMKIDCAND: 5258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + iwe->u.data.length > end) { 5268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid " 5278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "IWEVPMKIDCAND length"); 5288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 5298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless_pmkidcand( 5318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, custom, iwe->u.data.length); 5328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 5338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += iwe->len; 5368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_event_link(struct wpa_driver_wext_data *drv, 5418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *buf, size_t len, int del) 5428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt union wpa_event_data event; 5448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&event, 0, sizeof(event)); 5468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (len > sizeof(event.interface_status.ifname)) 5478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt len = sizeof(event.interface_status.ifname) - 1; 5488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(event.interface_status.ifname, buf, len); 5498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event.interface_status.ievent = del ? EVENT_INTERFACE_REMOVED : 5508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt EVENT_INTERFACE_ADDED; 5518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "RTM_%sLINK, IFLA_IFNAME: Interface '%s' %s", 5538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt del ? "DEL" : "NEW", 5548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt event.interface_status.ifname, 5558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt del ? "removed" : "added"); 5568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_strcmp(drv->ifname, event.interface_status.ifname) == 0) { 55804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (del) { 55904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (drv->if_removed) { 56004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: if_removed " 56104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "already set - ignore event"); 56204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 56304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 5648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->if_removed = 1; 56504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else { 56604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (if_nametoindex(drv->ifname) == 0) { 56704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Interface %s " 56804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "does not exist - ignore " 56904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "RTM_NEWLINK", 57004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt drv->ifname); 57104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 57204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 57304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (!drv->if_removed) { 57404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: if_removed " 57504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "already cleared - ignore event"); 57604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt return; 57704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 5788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->if_removed = 0; 57904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 5808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 5818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_STATUS, &event); 5838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 5848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_own_ifname(struct wpa_driver_wext_data *drv, 5878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len) 5888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 5898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int attrlen, rta_len; 5908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct rtattr *attr; 5918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attrlen = len; 5938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = (struct rtattr *) buf; 5948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 5958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rta_len = RTA_ALIGN(sizeof(struct rtattr)); 5968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (RTA_OK(attr, attrlen)) { 5978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr->rta_type == IFLA_IFNAME) { 5988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_strcmp(((char *) attr) + rta_len, drv->ifname) 5998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt == 0) 6008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 6018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 6028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 6038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = RTA_NEXT(attr, attrlen); 6058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 6098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_own_ifindex(struct wpa_driver_wext_data *drv, 6128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ifindex, u8 *buf, size_t len) 6138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->ifindex == ifindex || drv->ifindex2 == ifindex) 6158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 6168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->if_removed && wpa_driver_wext_own_ifname(drv, buf, len)) { 6188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifindex = if_nametoindex(drv->ifname); 6198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Update ifindex for a removed " 6208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface"); 6218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_finish_drv_init(drv); 6228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 1; 6238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 6268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 6278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_event_rtm_newlink(void *ctx, struct ifinfomsg *ifi, 6308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len) 6318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 6328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = ctx; 6338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int attrlen, rta_len; 6348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct rtattr *attr; 63504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt char namebuf[IFNAMSIZ]; 6368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!wpa_driver_wext_own_ifindex(drv, ifi->ifi_index, buf, len)) { 6388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Ignore event for foreign ifindex %d", 6398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ifi->ifi_index); 6408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 6418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "RTM_NEWLINK: operstate=%d ifi_flags=0x%x " 6448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "(%s%s%s%s)", 6458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->operstate, ifi->ifi_flags, 6468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (ifi->ifi_flags & IFF_UP) ? "[UP]" : "", 6478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (ifi->ifi_flags & IFF_RUNNING) ? "[RUNNING]" : "", 6488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (ifi->ifi_flags & IFF_LOWER_UP) ? "[LOWER_UP]" : "", 6498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (ifi->ifi_flags & IFF_DORMANT) ? "[DORMANT]" : ""); 6508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!drv->if_disabled && !(ifi->ifi_flags & IFF_UP)) { 6528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Interface down"); 6538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->if_disabled = 1; 6548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_DISABLED, NULL); 6558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->if_disabled && (ifi->ifi_flags & IFF_UP)) { 65804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt if (if_indextoname(ifi->ifi_index, namebuf) && 65904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt linux_iface_up(drv->ioctl_sock, drv->ifname) == 0) { 66004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Ignore interface up " 66104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "event since interface %s is down", 66204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt namebuf); 66304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (if_nametoindex(drv->ifname) == 0) { 66404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Ignore interface up " 66504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "event since interface %s does not exist", 66604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt drv->ifname); 66704949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else if (drv->if_removed) { 66804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Ignore interface up " 66904949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "event since interface %s is marked " 67004949598a23f501be6eec21697465fd46a28840aDmitry Shmidt "removed", drv->ifname); 67104949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } else { 67204949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Interface up"); 67304949598a23f501be6eec21697465fd46a28840aDmitry Shmidt drv->if_disabled = 0; 67404949598a23f501be6eec21697465fd46a28840aDmitry Shmidt wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_ENABLED, 67504949598a23f501be6eec21697465fd46a28840aDmitry Shmidt NULL); 67604949598a23f501be6eec21697465fd46a28840aDmitry Shmidt } 6778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 6788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 6808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Some drivers send the association event before the operup event--in 6818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * this case, lifting operstate in wpa_driver_wext_set_operstate() 6828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * fails. This will hit us when wpa_supplicant does not need to do 6838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * IEEE 802.1X authentication 6848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 6858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->operstate == 1 && 6868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (ifi->ifi_flags & (IFF_LOWER_UP | IFF_DORMANT)) == IFF_LOWER_UP && 6878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt !(ifi->ifi_flags & IFF_RUNNING)) 6888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt netlink_send_oper_ifla(drv->netlink, drv->ifindex, 6898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt -1, IF_OPER_UP); 6908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attrlen = len; 6928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = (struct rtattr *) buf; 6938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 6948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rta_len = RTA_ALIGN(sizeof(struct rtattr)); 6958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (RTA_OK(attr, attrlen)) { 6968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr->rta_type == IFLA_WIRELESS) { 6978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_wireless( 6988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, ((char *) attr) + rta_len, 6998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr->rta_len - rta_len); 7008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (attr->rta_type == IFLA_IFNAME) { 7018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_link(drv, 7028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((char *) attr) + rta_len, 7038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr->rta_len - rta_len, 0); 7048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = RTA_NEXT(attr, attrlen); 7068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_event_rtm_dellink(void *ctx, struct ifinfomsg *ifi, 7118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *buf, size_t len) 7128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = ctx; 7148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int attrlen, rta_len; 7158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct rtattr *attr; 7168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attrlen = len; 7188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = (struct rtattr *) buf; 7198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rta_len = RTA_ALIGN(sizeof(struct rtattr)); 7218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (RTA_OK(attr, attrlen)) { 7228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (attr->rta_type == IFLA_IFNAME) { 7238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_event_link(drv, 7248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((char *) attr) + rta_len, 7258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr->rta_len - rta_len, 1); 7268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt attr = RTA_NEXT(attr, attrlen); 7288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_rfkill_blocked(void *ctx) 7338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: RFKILL blocked"); 7358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 7368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This may be for any interface; use ifdown event to disable 7378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * interface. 7388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 7398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_rfkill_unblocked(void *ctx) 7438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = ctx; 7458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: RFKILL unblocked"); 7468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (linux_set_iface_flags(drv->ioctl_sock, drv->ifname, 1)) { 7478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Could not set interface UP " 7488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "after rfkill unblock"); 7498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* rtnetlink ifup handler will report interface as enabled */ 7528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_phy_name(struct wpa_driver_wext_data *drv) 7568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Find phy (radio) to which this interface belongs */ 7588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char buf[90], *pos; 7598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int f, rv; 7608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->phyname[0] = '\0'; 7628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt snprintf(buf, sizeof(buf) - 1, "/sys/class/net/%s/phy80211/name", 7638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifname); 7648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt f = open(buf, O_RDONLY); 7658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (f < 0) { 7668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Could not open file %s: %s", 7678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, strerror(errno)); 7688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rv = read(f, drv->phyname, sizeof(drv->phyname) - 1); 7728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(f); 7738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (rv < 0) { 7748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Could not read file %s: %s", 7758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buf, strerror(errno)); 7768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 7778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 7788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->phyname[rv] = '\0'; 7808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = os_strchr(drv->phyname, '\n'); 7818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos) 7828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos = '\0'; 7838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "wext: interface %s phy: %s", 7848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifname, drv->phyname); 7858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 7868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 7888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 7898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_init - Initialize WE driver interface 7908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ctx: context to be used when calling wpa_supplicant functions, 7918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * e.g., wpa_supplicant_event() 7928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @ifname: interface name, e.g., wlan0 7938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Pointer to private data, %NULL on failure 7948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 7958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid * wpa_driver_wext_init(void *ctx, const char *ifname) 7968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 7978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv; 7988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct netlink_config *cfg; 7998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct rfkill_config *rcfg; 8008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char path[128]; 8018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct stat buf; 8028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv = os_zalloc(sizeof(*drv)); 8048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv == NULL) 8058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 8068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx = ctx; 8078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname)); 8088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_snprintf(path, sizeof(path), "/sys/class/net/%s/phy80211", ifname); 8108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (stat(path, &buf) == 0) { 8118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: cfg80211-based driver detected"); 8128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->cfg80211 = 1; 8138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_phy_name(drv); 8148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0); 8178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->ioctl_sock < 0) { 8188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("socket(PF_INET,SOCK_DGRAM)"); 8198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto err1; 8208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cfg = os_zalloc(sizeof(*cfg)); 8238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (cfg == NULL) 8248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto err1; 8258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cfg->ctx = drv; 8268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cfg->newlink_cb = wpa_driver_wext_event_rtm_newlink; 8278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cfg->dellink_cb = wpa_driver_wext_event_rtm_dellink; 8288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->netlink = netlink_init(cfg); 8298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->netlink == NULL) { 8308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(cfg); 8318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto err2; 8328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rcfg = os_zalloc(sizeof(*rcfg)); 8358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (rcfg == NULL) 8368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto err3; 8378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rcfg->ctx = drv; 8388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(rcfg->ifname, ifname, sizeof(rcfg->ifname)); 8398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rcfg->blocked_cb = wpa_driver_wext_rfkill_blocked; 8408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rcfg->unblocked_cb = wpa_driver_wext_rfkill_unblocked; 8418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->rfkill = rfkill_init(rcfg); 8428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->rfkill == NULL) { 8438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: RFKILL status not available"); 8448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(rcfg); 8458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->mlme_sock = -1; 8481f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 8498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_finish_drv_init(drv) < 0) 8508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto err3; 8518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_auth_param(drv, IW_AUTH_WPA_ENABLED, 1); 8538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv; 8558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidterr3: 8578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rfkill_deinit(drv->rfkill); 8588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt netlink_deinit(drv->netlink); 8598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidterr2: 8608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->ioctl_sock); 8618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidterr1: 8628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv); 8638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 8648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_send_rfkill(void *eloop_ctx, void *timeout_ctx) 8688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(timeout_ctx, EVENT_INTERFACE_DISABLED, NULL); 8708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 8718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_finish_drv_init(struct wpa_driver_wext_data *drv) 8748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 8758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int send_rfkill_event = 0; 8768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (linux_set_iface_flags(drv->ioctl_sock, drv->ifname, 1) < 0) { 8788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (rfkill_is_blocked(drv->rfkill)) { 8798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Could not yet enable " 8808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface '%s' due to rfkill", 8818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifname); 8828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->if_disabled = 1; 8838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt send_rfkill_event = 1; 8848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 8858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_ERROR, "WEXT: Could not set " 8868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "interface '%s' UP", drv->ifname); 8878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 8888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 8908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 8928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Make sure that the driver does not have any obsolete PMKID entries. 8938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 8948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_flush_pmkid(drv); 8958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 8968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_mode(drv, 0) < 0) { 8978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Could not configure driver to use " 8988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "managed mode"); 8998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Try to use it anyway */ 9008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_get_range(drv); 9038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 9058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Unlock the driver's BSSID and force to a random SSID to clear any 9068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * previous association the driver might have when the supplicant 9078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * starts up. 9088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 9098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_disconnect(drv); 9108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifindex = if_nametoindex(drv->ifname); 9128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (os_strncmp(drv->ifname, "wlan", 4) == 0) { 9148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 9158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Host AP driver may use both wlan# and wifi# interface in 9168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wireless events. Since some of the versions included WE-18 9178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * support, let's add the alternative ifindex also from 9188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver_wext.c for the time being. This may be removed at 9198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * some point once it is believed that old versions of the 9208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver are not in use anymore. 9218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 9228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char ifname2[IFNAMSIZ + 1]; 9238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(ifname2, drv->ifname, sizeof(ifname2)); 9248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ifname2, "wifi", 4); 9258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_alternative_ifindex(drv, ifname2); 9268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt netlink_send_oper_ifla(drv->netlink, drv->ifindex, 9298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 1, IF_OPER_DORMANT); 9308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (send_rfkill_event) { 9328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(0, 0, wpa_driver_wext_send_rfkill, 9338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv, drv->ctx); 9348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 9358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 9378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 9418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_deinit - Deinitialize WE driver interface 9428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 9438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 9448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Shut down driver interface and processing of driver events. Free 9458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * private data buffer if one was allocated in wpa_driver_wext_init(). 9468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 9478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_driver_wext_deinit(void *priv) 9488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 9508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_auth_param(drv, IW_AUTH_WPA_ENABLED, 0); 9528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(wpa_driver_wext_scan_timeout, drv, drv->ctx); 9548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 9568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Clear possibly configured driver parameters in order to make it 9578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * easier to use the driver after wpa_supplicant has been terminated. 9588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 9598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_disconnect(drv); 9608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt netlink_send_oper_ifla(drv->netlink, drv->ifindex, 0, IF_OPER_UP); 9628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt netlink_deinit(drv->netlink); 9638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rfkill_deinit(drv->rfkill); 9648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->mlme_sock >= 0) 9668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_unregister_read_sock(drv->mlme_sock); 9678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (void) linux_set_iface_flags(drv->ioctl_sock, drv->ifname, 0); 9698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->ioctl_sock); 9718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->mlme_sock >= 0) 9728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt close(drv->mlme_sock); 9738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_req_ies); 9748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv->assoc_resp_ies); 9758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(drv); 9768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 9808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_scan_timeout - Scan timeout to report scan completion 9818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @eloop_ctx: Unused 9828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @timeout_ctx: ctx argument given to wpa_driver_wext_init() 9838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 9848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function can be used as registered timeout when starting a scan to 9858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * generate a scan completed event if the driver does not report this. 9868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 9878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtvoid wpa_driver_wext_scan_timeout(void *eloop_ctx, void *timeout_ctx) 9888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 9898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Scan timeout - try to get results"); 9908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL); 9918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 9928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 9948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 9958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_scan - Request the driver to initiate scan 9968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 9978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @param: Scan parameters (specific SSID to scan for (ProbeReq), etc.) 9988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 9998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_scan(void *priv, struct wpa_driver_scan_params *params) 10018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 10028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 10038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 10048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0, timeout; 10058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_scan_req req; 10068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *ssid = params->ssids[0].ssid; 10078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ssid_len = params->ssids[0].ssid_len; 10088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_len > IW_ESSID_MAX_SIZE) { 10108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: too long SSID (%lu)", 10118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __FUNCTION__, (unsigned long) ssid_len); 10128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 10138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 10168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 10178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid && ssid_len) { 10198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&req, 0, sizeof(req)); 10208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req.essid_len = ssid_len; 10218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt req.bssid.sa_family = ARPHRD_ETHER; 10228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(req.bssid.sa_data, 0xff, ETH_ALEN); 10238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(req.essid, ssid, ssid_len); 10248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = (caddr_t) &req; 10258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = sizeof(req); 10268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.flags = IW_SCAN_THIS_ESSID; 10278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWSCAN, &iwr) < 0) { 10308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWSCAN]"); 10318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 10328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Not all drivers generate "scan completed" wireless event, so try to 10358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * read results after a timeout. */ 1036886c3ff164ee2c0e281f4b1f31ce2b00f045f9deDmitry Shmidt timeout = 10; 10378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->scan_complete_events) { 10388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 10398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * The driver seems to deliver SIOCGIWSCAN events to notify 10408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * when scan is complete, so use longer timeout to avoid race 10418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * conditions with scanning and following association request. 10428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 10438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt timeout = 30; 10448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Scan requested (ret=%d) - scan timeout %d " 10468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "seconds", ret, timeout); 10478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_cancel_timeout(wpa_driver_wext_scan_timeout, drv, drv->ctx); 10488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt eloop_register_timeout(timeout, 0, wpa_driver_wext_scan_timeout, drv, 10498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ctx); 10508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 10528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic u8 * wpa_driver_wext_giwscan(struct wpa_driver_wext_data *drv, 10568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t *len) 10578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 10588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 10598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *res_buf; 10608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t res_buf_len; 10618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf_len = IW_SCAN_MAX_DATA; 10638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (;;) { 10648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf = os_malloc(res_buf_len); 10658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res_buf == NULL) 10668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 10678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 10688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 10698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = res_buf; 10708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = res_buf_len; 10718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWSCAN, &iwr) == 0) 10738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 10748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (errno == E2BIG && res_buf_len < 65535) { 10768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(res_buf); 10778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf = NULL; 10788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf_len *= 2; 10798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res_buf_len > 65535) 10808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf_len = 65535; /* 16-bit length field */ 10818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Scan results did not fit - " 10828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "trying larger buffer (%lu bytes)", 10838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) res_buf_len); 10848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 10858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWSCAN]"); 10868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(res_buf); 10878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 10888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwr.u.data.length > res_buf_len) { 10928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(res_buf); 10938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 10948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 10958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *len = iwr.u.data.length; 10968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 10978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res_buf; 10988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 10998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/* 11028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Data structure for collecting WEXT scan results. This is needed to allow 11038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the various methods of reporting IEs to be combined into a single IE buffer. 11048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 11058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wext_scan_data { 11068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_res res; 11078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *ie; 11088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ie_len; 11098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 ssid[32]; 11108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ssid_len; 11118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int maxrate; 11128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 11138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_mode(struct iw_event *iwe, 11168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res) 11178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.mode == IW_MODE_ADHOC) 11198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.caps |= IEEE80211_CAP_IBSS; 11208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (iwe->u.mode == IW_MODE_MASTER || iwe->u.mode == IW_MODE_INFRA) 11218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.caps |= IEEE80211_CAP_ESS; 11228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_ssid(struct iw_event *iwe, 11268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res, char *custom, 11278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end) 11288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ssid_len = iwe->u.essid.length; 11308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + ssid_len > end) 11318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 11328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.essid.flags && 11338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ssid_len > 0 && 11348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ssid_len <= IW_ESSID_MAX_SIZE) { 11358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(res->ssid, custom, ssid_len); 11368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ssid_len = ssid_len; 11378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_freq(struct iw_event *iwe, 11428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res) 11438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int divi = 1000000, i; 11458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.freq.e == 0) { 11478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 11488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Some drivers do not report frequency, but a channel. 11498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Try to map this to frequency by assuming they are using 11508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * IEEE 802.11b/g. But don't overwrite a previously parsed 11518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * frequency if the driver sends both frequency and channel, 11528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * since the driver may be sending an A-band channel that we 11538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * don't handle here. 11548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 11558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res->res.freq) 11578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 11588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.freq.m >= 1 && iwe->u.freq.m <= 13) { 11608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.freq = 2407 + 5 * iwe->u.freq.m; 11618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 11628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (iwe->u.freq.m == 14) { 11638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.freq = 2484; 11648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 11658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.freq.e > 6) { 11698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Invalid freq in scan results (BSSID=" 11708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MACSTR " m=%d e=%d)", 11718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt MAC2STR(res->res.bssid), iwe->u.freq.m, 11728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->u.freq.e); 11738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 11748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 11758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < iwe->u.freq.e; i++) 11778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt divi /= 10; 11788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.freq = iwe->u.freq.m / divi; 11798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 11808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 11828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_qual(struct wpa_driver_wext_data *drv, 11838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_event *iwe, 11848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res) 11858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 11868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.qual = iwe->u.qual.qual; 11878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.noise = iwe->u.qual.noise; 11888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.level = iwe->u.qual.level; 11898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.updated & IW_QUAL_QUAL_INVALID) 11908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.flags |= WPA_SCAN_QUAL_INVALID; 11918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.updated & IW_QUAL_LEVEL_INVALID) 11928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.flags |= WPA_SCAN_LEVEL_INVALID; 11938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.updated & IW_QUAL_NOISE_INVALID) 11948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.flags |= WPA_SCAN_NOISE_INVALID; 11958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.updated & IW_QUAL_DBM) 11968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.flags |= WPA_SCAN_LEVEL_DBM; 11978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if ((iwe->u.qual.updated & IW_QUAL_DBM) || 11988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ((iwe->u.qual.level != 0) && 11998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (iwe->u.qual.level > drv->max_level))) { 12008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.level >= 64) 12018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.level -= 0x100; 12028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.qual.noise >= 64) 12038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.noise -= 0x100; 12048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_encode(struct iw_event *iwe, 12098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res) 12108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(iwe->u.data.flags & IW_ENCODE_DISABLED)) 12128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.caps |= IEEE80211_CAP_PRIVACY; 12138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_rate(struct iw_event *iwe, 12178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res, char *pos, 12188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end) 12198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int maxrate; 12218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *custom = pos + IW_EV_LCP_LEN; 12228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_param p; 12238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t clen; 12248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt clen = iwe->len; 12268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + clen > end) 12278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt maxrate = 0; 12298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (((ssize_t) clen) >= (ssize_t) sizeof(struct iw_param)) { 12308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Note: may be misaligned, make a local, aligned copy */ 12318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&p, custom, sizeof(struct iw_param)); 12328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (p.value > maxrate) 12338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt maxrate = p.value; 12348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt clen -= sizeof(struct iw_param); 12358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom += sizeof(struct iw_param); 12368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Convert the maxrate from WE-style (b/s units) to 12398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 802.11 rates (500000 b/s units). 12408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 12418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->maxrate = maxrate / 500000; 12428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_iwevgenie(struct iw_event *iwe, 12468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res, char *custom, 12478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end) 12488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *genie, *gpos, *gend; 12508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *tmp; 12518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->u.data.length == 0) 12538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt gpos = genie = custom; 12568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt gend = genie + iwe->u.data.length; 12578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (gend > end) { 12588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "IWEVGENIE overflow"); 12598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 12618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = os_realloc(res->ie, res->ie_len + gend - gpos); 12638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 12648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(tmp + res->ie_len, gpos, gend - gpos); 12668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie = tmp; 12678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie_len += gend - gpos; 12688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 12698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wext_get_scan_custom(struct iw_event *iwe, 12728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *res, char *custom, 12738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *end) 12748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 12758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t clen; 12768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *tmp; 12778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt clen = iwe->u.data.length; 12798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (custom + clen > end) 12808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 12828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (clen > 7 && os_strncmp(custom, "wpa_ie=", 7) == 0) { 12838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *spos; 12848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int bytes; 12858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos = custom + 7; 12868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes = custom + clen - spos; 12878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bytes & 1 || bytes == 0) 12888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes /= 2; 12908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = os_realloc(res->ie, res->ie_len + bytes); 12918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 12928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie = tmp; 12948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hexstr2bin(spos, tmp + res->ie_len, bytes) < 0) 12958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 12968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie_len += bytes; 12978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (clen > 7 && os_strncmp(custom, "rsn_ie=", 7) == 0) { 12988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *spos; 12998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int bytes; 13008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos = custom + 7; 13018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes = custom + clen - spos; 13028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bytes & 1 || bytes == 0) 13038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes /= 2; 13058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp = os_realloc(res->ie, res->ie_len + bytes); 13068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) 13078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie = tmp; 13098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hexstr2bin(spos, tmp + res->ie_len, bytes) < 0) 13108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->ie_len += bytes; 13128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (clen > 4 && os_strncmp(custom, "tsf=", 4) == 0) { 13138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *spos; 13148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int bytes; 13158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 bin[8]; 13168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt spos = custom + 4; 13178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes = custom + clen - spos; 13188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bytes != 16) { 13198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_INFO, "Invalid TSF length (%d)", bytes); 13208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt bytes /= 2; 13238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (hexstr2bin(spos, bin, bytes) < 0) { 13248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Invalid TSF value"); 13258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res.tsf += WPA_GET_BE64(bin); 13288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 13308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wext_19_iw_point(struct wpa_driver_wext_data *drv, u16 cmd) 13338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 13348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv->we_version_compiled > 18 && 13358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (cmd == SIOCGIWESSID || cmd == SIOCGIWENCODE || 13368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt cmd == IWEVGENIE || cmd == IWEVCUSTOM); 13378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 13388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_add_scan_entry(struct wpa_scan_results *res, 13418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data *data) 13428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 13438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_res **tmp; 13448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_res *r; 13458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t extra_len; 13468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *pos, *end, *ssid_ie = NULL, *rate_ie = NULL; 13478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Figure out whether we need to fake any IEs */ 13498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = data->ie; 13508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = pos + data->ie_len; 13518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (pos && pos + 1 < end) { 13528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos + 2 + pos[1] > end) 13538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 13548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pos[0] == WLAN_EID_SSID) 13558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ssid_ie = pos; 13568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (pos[0] == WLAN_EID_SUPP_RATES) 13578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rate_ie = pos; 13588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (pos[0] == WLAN_EID_EXT_SUPP_RATES) 13598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt rate_ie = pos; 13608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += 2 + pos[1]; 13618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt extra_len = 0; 13648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie == NULL) 13658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt extra_len += 2 + data->ssid_len; 13668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (rate_ie == NULL && data->maxrate) 13678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt extra_len += 3; 13688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 13698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r = os_zalloc(sizeof(*r) + extra_len + data->ie_len); 13708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (r == NULL) 13718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 13728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(r, &data->res, sizeof(*r)); 13738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt r->ie_len = extra_len + data->ie_len; 13748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = (u8 *) (r + 1); 13758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ssid_ie == NULL) { 13768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Generate a fake SSID IE since the driver did not report 13788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * a full IE list. 13798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 13808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = WLAN_EID_SSID; 13818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = data->ssid_len; 13828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(pos, data->ssid, data->ssid_len); 13838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += data->ssid_len; 13848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (rate_ie == NULL && data->maxrate) { 13868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 13878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Generate a fake Supported Rates IE since the driver did not 13888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * report a full IE list. 13898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 13908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = WLAN_EID_SUPP_RATES; 13918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = 1; 13928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt *pos++ = data->maxrate; 13938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 13948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (data->ie) 13958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(pos, data->ie, data->ie_len); 13968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 139761d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt tmp = os_realloc_array(res->res, res->num + 1, 139861d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt sizeof(struct wpa_scan_res *)); 13998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (tmp == NULL) { 14008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(r); 14018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 14028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt tmp[res->num++] = r; 14048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res->res = tmp; 14058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 14061f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 14078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 14098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_get_scan_results - Fetch the latest scan results 14108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 14118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: Scan results on success, -1 on failure 14128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 14138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstruct wpa_scan_results * wpa_driver_wext_get_scan_results(void *priv) 14148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 14158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 14161f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt size_t len; 14178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int first; 14188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 *res_buf; 14198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_event iwe_buf, *iwe = &iwe_buf; 14208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *pos, *end, *custom; 14218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_scan_results *res; 14228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wext_scan_data data; 14238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf = wpa_driver_wext_giwscan(drv, &len); 14258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res_buf == NULL) 14268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 14278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt first = 1; 14298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = os_zalloc(sizeof(*res)); 14318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (res == NULL) { 14328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(res_buf); 14338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return NULL; 14348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos = (char *) res_buf; 14378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt end = (char *) res_buf + len; 14388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 14398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt while (pos + IW_EV_LCP_LEN <= end) { 14418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Event data may be unaligned, so make a local, aligned copy 14428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * before processing. */ 14438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&iwe_buf, pos, IW_EV_LCP_LEN); 14448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwe->len <= IW_EV_LCP_LEN) 14458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom = pos + IW_EV_POINT_LEN; 14488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wext_19_iw_point(drv, iwe->cmd)) { 14498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* WE-19 removed the pointer from struct iw_point */ 14508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt char *dpos = (char *) &iwe_buf.u.data.length; 14518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int dlen = dpos - (char *) &iwe_buf; 14528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(dpos, pos + IW_EV_LCP_LEN, 14538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(struct iw_event) - dlen); 14548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 14558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&iwe_buf, pos, sizeof(struct iw_event)); 14568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt custom += IW_EV_POINT_OFF; 14578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (iwe->cmd) { 14608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWAP: 14618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!first) 14628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_add_scan_entry(res, &data); 14638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt first = 0; 14648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(data.ie); 14658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&data, 0, sizeof(data)); 14668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(data.res.bssid, 14678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwe->u.ap_addr.sa_data, ETH_ALEN); 14688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWMODE: 14708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_mode(iwe, &data); 14718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWESSID: 14738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_ssid(iwe, &data, custom, end); 14748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWFREQ: 14768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_freq(iwe, &data); 14778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVQUAL: 14798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_qual(drv, iwe, &data); 14808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWENCODE: 14828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_encode(iwe, &data); 14838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case SIOCGIWRATE: 14858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_rate(iwe, &data, pos, end); 14868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVGENIE: 14888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_iwevgenie(iwe, &data, custom, end); 14898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case IWEVCUSTOM: 14918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wext_get_scan_custom(iwe, &data, custom, end); 14928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 14938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 14958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pos += iwe->len; 14968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 14978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(res_buf); 14988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res_buf = NULL; 14998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!first) 15008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_add_scan_entry(res, &data); 15018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(data.ie); 15028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Received %lu bytes of scan results (%lu BSSes)", 15048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) len, (unsigned long) res->num); 15058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 15078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_get_range(void *priv) 15118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 15138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_range *range; 15148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 15158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int minlen; 15168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t buflen; 15178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 15198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Use larger buffer than struct iw_range in order to allow the 15208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * structure to grow in the future. 15218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 15228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt buflen = sizeof(struct iw_range) + 500; 15238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt range = os_zalloc(buflen); 15248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range == NULL) 15258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 15268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 15288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 15298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = (caddr_t) range; 15308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = buflen; 15318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt minlen = ((char *) &range->enc_capa) - (char *) range + 15338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt sizeof(range->enc_capa); 15348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) { 15368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWRANGE]"); 15378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(range); 15388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 15398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else if (iwr.u.data.length >= minlen && 15408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt range->we_version_compiled >= 18) { 15418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d " 15428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "WE(source)=%d enc_capa=0x%x", 15438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt range->we_version_compiled, 15448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt range->we_version_source, 15458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt range->enc_capa); 15468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->has_capability = 1; 15478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->we_version_compiled = range->we_version_compiled; 15488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range->enc_capa & IW_ENC_CAPA_WPA) { 15498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA | 15508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK; 15518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range->enc_capa & IW_ENC_CAPA_WPA2) { 15538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.key_mgmt |= WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | 15548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK; 15558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP40 | 15578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_DRIVER_CAPA_ENC_WEP104; 155804949598a23f501be6eec21697465fd46a28840aDmitry Shmidt drv->capa.enc |= WPA_DRIVER_CAPA_ENC_WEP128; 15598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range->enc_capa & IW_ENC_CAPA_CIPHER_TKIP) 15608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.enc |= WPA_DRIVER_CAPA_ENC_TKIP; 15618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range->enc_capa & IW_ENC_CAPA_CIPHER_CCMP) 15628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.enc |= WPA_DRIVER_CAPA_ENC_CCMP; 15638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (range->enc_capa & IW_ENC_CAPA_4WAY_HANDSHAKE) 15648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.flags |= WPA_DRIVER_FLAGS_4WAY_HANDSHAKE; 15658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.auth = WPA_DRIVER_AUTH_OPEN | 15668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_DRIVER_AUTH_SHARED | 15678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt WPA_DRIVER_AUTH_LEAP; 15688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.max_scan_ssids = 1; 15698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, " capabilities: key_mgmt 0x%x enc 0x%x " 15718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "flags 0x%x", 15728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->capa.key_mgmt, drv->capa.enc, drv->capa.flags); 15738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 15748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: too old (short) data - " 15758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "assuming WPA is not supported"); 15768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 15778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->max_level = range->max_qual.level; 15798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(range); 15818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 15838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_psk(struct wpa_driver_wext_data *drv, 15868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *psk) 15878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 15888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_encode_ext *ext; 15898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 15908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 15918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __FUNCTION__); 15938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!(drv->capa.flags & WPA_DRIVER_FLAGS_4WAY_HANDSHAKE)) 15958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 15978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!psk) 15988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 15998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 16018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 16028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext = os_zalloc(sizeof(*ext) + PMK_LEN); 16048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ext == NULL) 16058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 16068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.pointer = (caddr_t) ext; 16088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.length = sizeof(*ext) + PMK_LEN; 16098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->key_len = PMK_LEN; 16108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(&ext->key, psk, ext->key_len); 16118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_PMK; 16128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = ioctl(drv->ioctl_sock, SIOCSIWENCODEEXT, &iwr); 16148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret < 0) 16158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWENCODEEXT] PMK"); 16168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(ext); 16178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 16198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 16208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_key_ext(void *priv, enum wpa_alg alg, 16238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, int key_idx, 16248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int set_tx, const u8 *seq, 16258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t seq_len, 16268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *key, size_t key_len) 16278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 16288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 16298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 16308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 16318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_encode_ext *ext; 16328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (seq_len > IW_ENCODE_SEQ_MAX_SIZE) { 16348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: Invalid seq_len %lu", 16358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __FUNCTION__, (unsigned long) seq_len); 16368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 16378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext = os_zalloc(sizeof(*ext) + key_len); 16408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ext == NULL) 16418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 16428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 16438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 16448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags = key_idx + 1; 16458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_TEMP; 16468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (alg == WPA_ALG_NONE) 16478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_DISABLED; 16488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.pointer = (caddr_t) ext; 16498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.length = sizeof(*ext) + key_len; 16508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr == NULL || is_broadcast_ether_addr(addr)) 16528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->ext_flags |= IW_ENCODE_EXT_GROUP_KEY; 16538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (set_tx) 16548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->ext_flags |= IW_ENCODE_EXT_SET_TX_KEY; 16558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->addr.sa_family = ARPHRD_ETHER; 16578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (addr) 16588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ext->addr.sa_data, addr, ETH_ALEN); 16598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 16608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(ext->addr.sa_data, 0xff, ETH_ALEN); 16618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (key && key_len) { 16628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ext + 1, key, key_len); 16638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->key_len = key_len; 16648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (alg) { 16668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_NONE: 16678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_NONE; 16688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_WEP: 16708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_WEP; 16718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_TKIP: 16738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_TKIP; 16748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_CCMP: 16768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_CCMP; 16778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_PMK: 16798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_PMK; 16808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 16828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case WPA_ALG_IGTK: 16838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->alg = IW_ENCODE_ALG_AES_CMAC; 16848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 16858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 16868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 16878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: Unknown algorithm %d", 16888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __FUNCTION__, alg); 16898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(ext); 16908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 16918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (seq && seq_len) { 16948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ext->ext_flags |= IW_ENCODE_EXT_RX_SEQ_VALID; 16958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(ext->rx_seq, seq, seq_len); 16968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 16978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 16988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWENCODEEXT, &iwr) < 0) { 16998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = errno == EOPNOTSUPP ? -2 : -1; 17008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (errno == ENODEV) { 17018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 17028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * ndiswrapper seems to be returning incorrect error 17038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * code.. */ 17048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -2; 17058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWENCODEEXT]"); 17088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_free(ext); 17118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 17128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 17138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 17168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_set_key - Configure encryption key 17178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 17188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Private driver interface data 17198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @alg: Encryption algorithm (%WPA_ALG_NONE, %WPA_ALG_WEP, 17208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * %WPA_ALG_TKIP, %WPA_ALG_CCMP); %WPA_ALG_NONE clears the key. 17218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @addr: Address of the peer STA or ff:ff:ff:ff:ff:ff for 17228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * broadcast/default keys 17238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @key_idx: key index (0..3), usually 0 for unicast keys 17248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @set_tx: Configure this key as the default Tx key (only used when 17258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * driver does not support separate unicast/individual key 17268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @seq: Sequence number/packet number, seq_len octets, the next 17278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * packet number to be used for in replay protection; configured 17288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * for Rx keys (in most cases, this is only used with broadcast 17298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * keys and set to zero for unicast keys) 17308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @seq_len: Length of the seq, depends on the algorithm: 17318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * TKIP: 6 octets, CCMP: 6 octets 17328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @key: Key buffer; TKIP: 16-byte temporal key, 8-byte Tx Mic key, 17338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 8-byte Rx Mic Key 17348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @key_len: Length of the key buffer in octets (WEP: 5 or 13, 17358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * TKIP: 32, CCMP: 16) 17368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 17378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * 17388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * This function uses SIOCSIWENCODEEXT by default, but tries to use 17398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * SIOCSIWENCODE if the extended ioctl fails when configuring a WEP key. 17408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 17418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_key(const char *ifname, void *priv, enum wpa_alg alg, 17428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, int key_idx, 17438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int set_tx, const u8 *seq, size_t seq_len, 17448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *key, size_t key_len) 17458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 17468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 17478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 17488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 17498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: alg=%d key_idx=%d set_tx=%d seq_len=%lu " 17518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "key_len=%lu", 17528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __FUNCTION__, alg, key_idx, set_tx, 17538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (unsigned long) seq_len, (unsigned long) key_len); 17548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = wpa_driver_wext_set_key_ext(drv, alg, addr, key_idx, set_tx, 17568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt seq, seq_len, key, key_len); 17578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret == 0) 17588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 17598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ret == -2 && 17618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (alg == WPA_ALG_NONE || alg == WPA_ALG_WEP)) { 17628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Driver did not support " 17638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "SIOCSIWENCODEEXT, trying SIOCSIWENCODE"); 17648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 0; 17658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 17668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Driver did not support " 17678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "SIOCSIWENCODEEXT"); 17688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 17698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 17728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 17738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags = key_idx + 1; 17748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_TEMP; 17758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (alg == WPA_ALG_NONE) 17768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_DISABLED; 17778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.pointer = (caddr_t) key; 17788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.length = key_len; 17798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWENCODE, &iwr) < 0) { 17818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWENCODE]"); 17828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 17838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (set_tx && alg != WPA_ALG_NONE) { 17868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 17878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 17888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags = key_idx + 1; 17898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_TEMP; 17908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.pointer = (caddr_t) NULL; 17918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.length = 0; 17928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWENCODE, &iwr) < 0) { 17938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWENCODE] (set_tx)"); 17948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 17958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 17978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 17988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 17998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_countermeasures(void *priv, 18038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int enabled) 18048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 18068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __FUNCTION__); 18078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_driver_wext_set_auth_param(drv, 18088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_TKIP_COUNTERMEASURES, 18098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled); 18108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_drop_unencrypted(void *priv, 18148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int enabled) 18158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 18178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __FUNCTION__); 18188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->use_crypt = enabled; 18198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_driver_wext_set_auth_param(drv, IW_AUTH_DROP_UNENCRYPTED, 18208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt enabled); 18218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_mlme(struct wpa_driver_wext_data *drv, 18258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *addr, int cmd, int reason_code) 18268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 18288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_mlme mlme; 18298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 18308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 18328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 18338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&mlme, 0, sizeof(mlme)); 18348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme.cmd = cmd; 18358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme.reason_code = reason_code; 18368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt mlme.addr.sa_family = ARPHRD_ETHER; 18378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(mlme.addr.sa_data, addr, ETH_ALEN); 18388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = (caddr_t) &mlme; 18398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = sizeof(mlme); 18408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWMLME, &iwr) < 0) { 18428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWMLME]"); 18438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 18448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 18478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 18488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic void wpa_driver_wext_disconnect(struct wpa_driver_wext_data *drv) 18518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 18528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 18538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 null_bssid[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; 18548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u8 ssid[32]; 18558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int i; 18568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 18588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Only force-disconnect when the card is in infrastructure mode, 18598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * otherwise the driver might interpret the cleared BSSID and random 18608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * SSID as an attempt to create a new ad-hoc network. 18618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 18638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 18648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWMODE, &iwr) < 0) { 18658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWMODE]"); 18668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.mode = IW_MODE_INFRA; 18678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 18698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwr.u.mode == IW_MODE_INFRA) { 18701f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt /* Clear the BSSID selection */ 18711f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wpa_driver_wext_set_bssid(drv, null_bssid) < 0) { 18721f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Failed to clear BSSID " 18731f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "selection on disconnect"); 18741f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt } 18751f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 18768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cfg80211) { 18778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 18788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * cfg80211 supports SIOCSIWMLME commands, so there is 18798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * no need for the random SSID hack, but clear the 18801f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * SSID. 18818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18821f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wpa_driver_wext_set_ssid(drv, (u8 *) "", 0) < 0) { 18838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Failed to clear " 18841f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "SSID on disconnect"); 18858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return; 18878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 18881f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt 18898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 18901f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * Set a random SSID to make sure the driver will not be trying 18911f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * to associate with something even if it does not understand 18921f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * SIOCSIWMLME commands (or tries to associate automatically 18931f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt * after deauth/disassoc). 18948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 18958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt for (i = 0; i < 32; i++) 18968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ssid[i] = rand() & 0xFF; 18971f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt if (wpa_driver_wext_set_ssid(drv, ssid, 32) < 0) { 18988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Failed to set bogus " 18991f69aa52ea2e0a73ac502565df8c666ee49cab6aDmitry Shmidt "SSID to disconnect"); 19008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_deauthenticate(void *priv, const u8 *addr, 19068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int reason_code) 19078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 19098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret; 19108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __FUNCTION__); 19118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = wpa_driver_wext_mlme(drv, addr, IW_MLME_DEAUTH, reason_code); 19128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_disconnect(drv); 19138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 19148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_gen_ie(void *priv, const u8 *ie, 19188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt size_t ie_len) 19198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 19218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 19228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 19238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 19258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 19268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = (caddr_t) ie; 19278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = ie_len; 19288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWGENIE, &iwr) < 0) { 19308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWGENIE]"); 19318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 19328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 19358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_cipher2wext(int cipher) 19398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (cipher) { 1941fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_CIPHER_NONE: 19428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_CIPHER_NONE; 1943fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_CIPHER_WEP40: 19448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_CIPHER_WEP40; 1945fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_CIPHER_TKIP: 19468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_CIPHER_TKIP; 1947fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_CIPHER_CCMP: 19488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_CIPHER_CCMP; 1949fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_CIPHER_WEP104: 19508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_CIPHER_WEP104; 19518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 19528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 19538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_keymgmt2wext(int keymgmt) 19588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (keymgmt) { 1960fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_KEY_MGMT_IEEE8021X: 1961fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_KEY_MGMT_IEEE8021X_NO_WPA: 19628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_KEY_MGMT_802_1X; 1963fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt case WPA_KEY_MGMT_PSK: 19648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return IW_AUTH_KEY_MGMT_PSK; 19658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt default: 19668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 19678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 19688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 19698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int 19728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtwpa_driver_wext_auth_alg_fallback(struct wpa_driver_wext_data *drv, 19738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_associate_params *params) 19748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 19758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 19768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 19778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "WEXT: Driver did not support " 19798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "SIOCSIWAUTH for AUTH_ALG, trying SIOCSIWENCODE"); 19808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 19828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 19838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Just changing mode, not actual keys */ 19848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags = 0; 19858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.pointer = (caddr_t) NULL; 19868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.length = 0; 19878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 19898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Note: IW_ENCODE_{OPEN,RESTRICTED} can be interpreted to mean two 19908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * different things. Here they are used to indicate Open System vs. 19918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Shared Key authentication algorithm. However, some drivers may use 19928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * them to select between open/restricted WEP encrypted (open = allow 19938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * both unencrypted and encrypted frames; restricted = only allow 19948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * encrypted frames). 19958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 19968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 19978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!drv->use_crypt) { 19988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_DISABLED; 19998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } else { 20008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->auth_alg & WPA_AUTH_ALG_OPEN) 20018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_OPEN; 20028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->auth_alg & WPA_AUTH_ALG_SHARED) 20038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.encoding.flags |= IW_ENCODE_RESTRICTED; 20048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWENCODE, &iwr) < 0) { 20078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWENCODE]"); 20088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 20128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 20138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_associate(void *priv, 20168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_associate_params *params) 20178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 20188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 20198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 20208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int allow_unencrypted_eapol; 20218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int value; 20228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s", __FUNCTION__); 202461d9df3e62aaa0e87ad05452fcb95142159a17b6Dmitry Shmidt 20258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cfg80211) { 20268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Stop cfg80211 from trying to associate before we are done 20288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * with all parameters. 20298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 203043cb578dfe2c492257636f6234a24178ed27789eDmitry Shmidt if (wpa_driver_wext_set_ssid(drv, (u8 *) "", 0) < 0) { 203143cb578dfe2c492257636f6234a24178ed27789eDmitry Shmidt wpa_printf(MSG_DEBUG, 203243cb578dfe2c492257636f6234a24178ed27789eDmitry Shmidt "WEXT: Failed to clear SSID to stop pending cfg80211 association attempts (if any)"); 203343cb578dfe2c492257636f6234a24178ed27789eDmitry Shmidt /* continue anyway */ 203443cb578dfe2c492257636f6234a24178ed27789eDmitry Shmidt } 20358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 20368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_drop_unencrypted(drv, params->drop_unencrypted) 20388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt < 0) 20398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_alg(drv, params->auth_alg) < 0) 20418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_mode(drv, params->mode) < 0) 20438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* 20468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * If the driver did not support SIOCSIWAUTH, fallback to 20478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * SIOCSIWENCODE here. 20488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 20498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->auth_alg_fallback && 20508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_auth_alg_fallback(drv, params) < 0) 20518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!params->bssid && 20548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_bssid(drv, NULL) < 0) 20558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* TODO: should consider getting wpa version and cipher/key_mgmt suites 20588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * from configuration, not from here, where only the selected suite is 20598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * available */ 20608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_gen_ie(drv, params->wpa_ie, params->wpa_ie_len) 20618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt < 0) 20628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->wpa_ie == NULL || params->wpa_ie_len == 0) 20648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_WPA_VERSION_DISABLED; 20658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else if (params->wpa_ie[0] == WLAN_EID_RSN) 20668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_WPA_VERSION_WPA2; 20678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 20688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_WPA_VERSION_WPA; 20698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 20708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_WPA_VERSION, value) < 0) 20718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = wpa_driver_wext_cipher2wext(params->pairwise_suite); 20738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 20748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_CIPHER_PAIRWISE, value) < 0) 20758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = wpa_driver_wext_cipher2wext(params->group_suite); 20778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 20788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_CIPHER_GROUP, value) < 0) 20798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = wpa_driver_wext_keymgmt2wext(params->key_mgmt_suite); 20818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 20828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_KEY_MGMT, value) < 0) 20838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 2084fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt value = params->key_mgmt_suite != WPA_KEY_MGMT_NONE || 2085fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt params->pairwise_suite != WPA_CIPHER_NONE || 2086fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt params->group_suite != WPA_CIPHER_NONE || 20878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt params->wpa_ie_len; 20888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 20898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_PRIVACY_INVOKED, value) < 0) 20908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 20918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 20928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Allow unencrypted EAPOL messages even if pairwise keys are set when 20938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * not using WPA. IEEE 802.1X specifies that these frames are not 20948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * encrypted, but WPA encrypts them when pairwise keys are in use. */ 2095fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt if (params->key_mgmt_suite == WPA_KEY_MGMT_IEEE8021X || 2096fb79edc9df1f20461e90e478363d207348213d35Dmitry Shmidt params->key_mgmt_suite == WPA_KEY_MGMT_PSK) 20978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt allow_unencrypted_eapol = 0; 20988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 20998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt allow_unencrypted_eapol = 1; 21008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_psk(drv, params->psk) < 0) 21028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, 21048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt IW_AUTH_RX_UNENCRYPTED_EAPOL, 21058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt allow_unencrypted_eapol) < 0) 21068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#ifdef CONFIG_IEEE80211W 21088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt switch (params->mgmt_frame_protection) { 21098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case NO_MGMT_FRAME_PROTECTION: 21108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_MFP_DISABLED; 21118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case MGMT_FRAME_PROTECTION_OPTIONAL: 21138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_MFP_OPTIONAL; 21148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt case MGMT_FRAME_PROTECTION_REQUIRED: 21168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt value = IW_AUTH_MFP_REQUIRED; 21178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt break; 21188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt }; 21198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (wpa_driver_wext_set_auth_param(drv, IW_AUTH_MFP, value) < 0) 21208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt#endif /* CONFIG_IEEE80211W */ 21229ead16e203b81d44a2d84eadc2901ceeb7daf805Dmitry Shmidt if (params->freq.freq && 21239ead16e203b81d44a2d84eadc2901ceeb7daf805Dmitry Shmidt wpa_driver_wext_set_freq(drv, params->freq.freq) < 0) 21248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!drv->cfg80211 && 21268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_ssid(drv, params->ssid, params->ssid_len) < 0) 21278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (params->bssid && 21298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_bssid(drv, params->bssid) < 0) 21308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->cfg80211 && 21328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_driver_wext_set_ssid(drv, params->ssid, params->ssid_len) < 0) 21338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 21348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 21368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_set_auth_alg(void *priv, int auth_alg) 21408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 21428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int algs = 0, res; 21438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_alg & WPA_AUTH_ALG_OPEN) 21458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt algs |= IW_AUTH_ALG_OPEN_SYSTEM; 21468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_alg & WPA_AUTH_ALG_SHARED) 21478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt algs |= IW_AUTH_ALG_SHARED_KEY; 21488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (auth_alg & WPA_AUTH_ALG_LEAP) 21498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt algs |= IW_AUTH_ALG_LEAP; 21508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (algs == 0) { 21518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* at least one algorithm should be set */ 21528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt algs = IW_AUTH_ALG_OPEN_SYSTEM; 21538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt res = wpa_driver_wext_set_auth_param(drv, IW_AUTH_80211_AUTH_ALG, 21568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt algs); 21578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->auth_alg_fallback = res == -2; 21588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return res; 21598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 21608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt/** 21638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * wpa_driver_wext_set_mode - Set wireless mode (infra/adhoc), SIOCSIWMODE 21648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @priv: Pointer to private wext data from wpa_driver_wext_init() 21658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * @mode: 0 = infra/BSS (associate with an AP), 1 = adhoc/IBSS 21668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * Returns: 0 on success, -1 on failure 21678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 21688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_mode(void *priv, int mode) 21698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 21708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 21718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 21728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = -1; 21738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt unsigned int new_mode = mode ? IW_MODE_ADHOC : IW_MODE_INFRA; 21748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 21768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 21778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.mode = new_mode; 21788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) == 0) { 21798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 0; 21808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 21818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (errno != EBUSY) { 21848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWMODE]"); 21858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 21868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* mac80211 doesn't allow mode changes while the device is up, so if 21898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * the device isn't in the mode we're about to change to, take device 21908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt * down, try to set the mode again, and bring it back up. 21918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt */ 21928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWMODE, &iwr) < 0) { 21938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCGIWMODE]"); 21948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 21958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 21968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 21978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (iwr.u.mode == new_mode) { 21988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 0; 21998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt goto done; 22008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (linux_set_iface_flags(drv->ioctl_sock, drv->ifname, 0) == 0) { 22038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt /* Try to set the mode again while the interface is down */ 22048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.mode = new_mode; 22058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) 22068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWMODE]"); 22078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt else 22088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = 0; 22098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt (void) linux_set_iface_flags(drv->ioctl_sock, drv->ifname, 1); 22118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtdone: 22148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 22158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_pmksa(struct wpa_driver_wext_data *drv, 22198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt u32 cmd, const u8 *bssid, const u8 *pmkid) 22208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iwreq iwr; 22228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct iw_pmksa pmksa; 22238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt int ret = 0; 22248d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22258d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 22268d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 22278d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memset(&pmksa, 0, sizeof(pmksa)); 22288d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pmksa.cmd = cmd; 22298d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt pmksa.bssid.sa_family = ARPHRD_ETHER; 22308d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (bssid) 22318d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(pmksa.bssid.sa_data, bssid, ETH_ALEN); 22328d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (pmkid) 22338d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(pmksa.pmkid, pmkid, IW_PMKID_LEN); 22348d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.pointer = (caddr_t) &pmksa; 22358d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt iwr.u.data.length = sizeof(pmksa); 22368d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22378d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCSIWPMKSA, &iwr) < 0) { 22388d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (errno != EOPNOTSUPP) 22398d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt perror("ioctl[SIOCSIWPMKSA]"); 22408d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt ret = -1; 22418d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22428d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22438d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return ret; 22448d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22458d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22468d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22478d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_add_pmkid(void *priv, const u8 *bssid, 22488d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *pmkid) 22498d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22508d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 22518d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_driver_wext_pmksa(drv, IW_PMKSA_ADD, bssid, pmkid); 22528d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22538d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22548d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_remove_pmkid(void *priv, const u8 *bssid, 22568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const u8 *pmkid) 22578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 22598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_driver_wext_pmksa(drv, IW_PMKSA_REMOVE, bssid, pmkid); 22608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic int wpa_driver_wext_flush_pmkid(void *priv) 22648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 22668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return wpa_driver_wext_pmksa(drv, IW_PMKSA_FLUSH, NULL, NULL); 22678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_get_capa(void *priv, struct wpa_driver_capa *capa) 22718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 22738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (!drv->has_capability) 22748d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 22758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt os_memcpy(capa, &drv->capa, sizeof(*capa)); 22768d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22778d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22788d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22798d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22808d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_alternative_ifindex(struct wpa_driver_wext_data *drv, 22818d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt const char *ifname) 22828d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 22838d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (ifname == NULL) { 22848d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifindex2 = -1; 22858d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22868d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt } 22878d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22888d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->ifindex2 = if_nametoindex(ifname); 22898d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt if (drv->ifindex2 <= 0) 22908d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return -1; 22918d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22928d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "Added alternative ifindex %d (%s) for " 22938d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt "wireless events", drv->ifindex2, ifname); 22948d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22958d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return 0; 22968d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 22978d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22988d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 22998d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_set_operstate(void *priv, int state) 23008d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23018d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 23028d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23038d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt wpa_printf(MSG_DEBUG, "%s: operstate %d->%d (%s)", 23048d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt __func__, drv->operstate, state, state ? "UP" : "DORMANT"); 23058d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt drv->operstate = state; 23068d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return netlink_send_oper_ifla(drv->netlink, drv->ifindex, -1, 23078d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt state ? IF_OPER_UP : IF_OPER_DORMANT); 23088d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23098d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23108d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23118d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtint wpa_driver_wext_get_version(struct wpa_driver_wext_data *drv) 23128d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23138d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv->we_version_compiled; 23148d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23158d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23168d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23178d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtstatic const char * wext_get_radio_name(void *priv) 23188d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt{ 23198d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 23208d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt return drv->phyname; 23218d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt} 23228d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 23238d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt 232403658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidtstatic int wpa_driver_wext_signal_poll(void *priv, struct wpa_signal_info *si) 232503658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt{ 232603658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt struct wpa_driver_wext_data *drv = priv; 232703658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt struct iw_statistics stats; 232803658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt struct iwreq iwr; 232903658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 233003658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt os_memset(si, 0, sizeof(*si)); 233103658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt si->current_signal = -9999; 233203658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt si->current_noise = 9999; 233303658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt si->chanwidth = CHAN_WIDTH_UNKNOWN; 233403658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 233503658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt os_memset(&iwr, 0, sizeof(iwr)); 233603658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ); 233703658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt iwr.u.data.pointer = (caddr_t) &stats; 233803658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt iwr.u.data.length = sizeof(stats); 233903658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt iwr.u.data.flags = 1; 234003658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 234103658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt if (ioctl(drv->ioctl_sock, SIOCGIWSTATS, &iwr) < 0) { 234203658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt wpa_printf(MSG_ERROR, "WEXT: SIOCGIWSTATS: %s", 234303658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt strerror(errno)); 234403658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt return -1; 234503658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt } 234603658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 234703658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt si->current_signal = stats.qual.level - 234803658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt ((stats.qual.updated & IW_QUAL_DBM) ? 0x100 : 0); 234903658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt si->current_noise = stats.qual.noise - 235003658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt ((stats.qual.updated & IW_QUAL_DBM) ? 0x100 : 0); 235103658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt return 0; 235203658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt} 235303658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 235403658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt 23558d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidtconst struct wpa_driver_ops wpa_driver_wext_ops = { 23568d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .name = "wext", 23578d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .desc = "Linux wireless extensions (generic)", 23588d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_bssid = wpa_driver_wext_get_bssid, 23598d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_ssid = wpa_driver_wext_get_ssid, 23608d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_key = wpa_driver_wext_set_key, 23618d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_countermeasures = wpa_driver_wext_set_countermeasures, 23628d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .scan2 = wpa_driver_wext_scan, 23638d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_scan_results2 = wpa_driver_wext_get_scan_results, 23648d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deauthenticate = wpa_driver_wext_deauthenticate, 23658d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .associate = wpa_driver_wext_associate, 23668d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .init = wpa_driver_wext_init, 23678d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .deinit = wpa_driver_wext_deinit, 23688d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .add_pmkid = wpa_driver_wext_add_pmkid, 23698d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .remove_pmkid = wpa_driver_wext_remove_pmkid, 23708d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .flush_pmkid = wpa_driver_wext_flush_pmkid, 23718d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_capa = wpa_driver_wext_get_capa, 23728d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .set_operstate = wpa_driver_wext_set_operstate, 23738d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt .get_radio_name = wext_get_radio_name, 237403658834c33748b9ad86f3d4cdf0c7be9c6887d1Dmitry Shmidt .signal_poll = wpa_driver_wext_signal_poll, 23758d520ff1dc2da35cdca849e982051b86468016d8Dmitry Shmidt}; 2376