blob: bd65dd874d2edf3f12379d560b4bf8d9f75bef02 [file] [log] [blame] [edit]
/*
* Testing driver interface for a simulated network driver
* Copyright (c) 2004-2010, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
/* Make sure we get winsock2.h for Windows build to get sockaddr_storage */
#include "build_config.h"
#ifdef CONFIG_NATIVE_WINDOWS
#include <winsock2.h>
#endif /* CONFIG_NATIVE_WINDOWS */
#include "utils/includes.h"
#ifndef CONFIG_NATIVE_WINDOWS
#include <sys/un.h>
#include <dirent.h>
#include <sys/stat.h>
#define DRIVER_TEST_UNIX
#endif /* CONFIG_NATIVE_WINDOWS */
#include "utils/common.h"
#include "utils/eloop.h"
#include "utils/list.h"
#include "utils/trace.h"
#include "common/ieee802_11_defs.h"
#include "crypto/sha1.h"
#include "l2_packet/l2_packet.h"
#include "p2p/p2p.h"
#include "wps/wps.h"
#include "driver.h"
struct test_client_socket {
struct test_client_socket *next;
u8 addr[ETH_ALEN];
struct sockaddr_un un;
socklen_t unlen;
struct test_driver_bss *bss;
};
struct test_driver_bss {
struct wpa_driver_test_data *drv;
struct dl_list list;
void *bss_ctx;
char ifname[IFNAMSIZ];
u8 bssid[ETH_ALEN];
u8 *ie;
size_t ielen;
u8 *wps_beacon_ie;
size_t wps_beacon_ie_len;
u8 *wps_probe_resp_ie;
size_t wps_probe_resp_ie_len;
u8 ssid[32];
size_t ssid_len;
int privacy;
};
struct wpa_driver_test_global {
int bss_add_used;
u8 req_addr[ETH_ALEN];
};
struct wpa_driver_test_data {
struct wpa_driver_test_global *global;
void *ctx;
WPA_TRACE_REF(ctx);
u8 own_addr[ETH_ALEN];
int test_socket;
#ifdef DRIVER_TEST_UNIX
struct sockaddr_un hostapd_addr;
#endif /* DRIVER_TEST_UNIX */
int hostapd_addr_set;
struct sockaddr_in hostapd_addr_udp;
int hostapd_addr_udp_set;
char *own_socket_path;
char *test_dir;
#define MAX_SCAN_RESULTS 30
struct wpa_scan_res *scanres[MAX_SCAN_RESULTS];
size_t num_scanres;
int use_associnfo;
u8 assoc_wpa_ie[80];
size_t assoc_wpa_ie_len;
int associated;
u8 *probe_req_ie;
size_t probe_req_ie_len;
u8 probe_req_ssid[32];
size_t probe_req_ssid_len;
int ibss;
int ap;
struct test_client_socket *cli;
struct dl_list bss;
int udp_port;
int alloc_iface_idx;
int probe_req_report;
unsigned int remain_on_channel_freq;
unsigned int remain_on_channel_duration;
int current_freq;
struct p2p_data *p2p;
unsigned int off_channel_freq;
struct wpabuf *pending_action_tx;
u8 pending_action_src[ETH_ALEN];
u8 pending_action_dst[ETH_ALEN];
u8 pending_action_bssid[ETH_ALEN];
unsigned int pending_action_freq;
unsigned int pending_action_no_cck;
unsigned int pending_listen_freq;
unsigned int pending_listen_duration;
int pending_p2p_scan;
struct sockaddr *probe_from;
socklen_t probe_from_len;
};
static void wpa_driver_test_deinit(void *priv);
static int wpa_driver_test_attach(struct wpa_driver_test_data *drv,
const char *dir, int ap);
static void wpa_driver_test_close_test_socket(
struct wpa_driver_test_data *drv);
static void test_remain_on_channel_timeout(void *eloop_ctx, void *timeout_ctx);
static int wpa_driver_test_init_p2p(struct wpa_driver_test_data *drv);
static void test_driver_free_bss(struct test_driver_bss *bss)
{
os_free(bss->ie);
os_free(bss->wps_beacon_ie);
os_free(bss->wps_probe_resp_ie);
os_free(bss);
}
static void test_driver_free_bsses(struct wpa_driver_test_data *drv)
{
struct test_driver_bss *bss, *tmp;
dl_list_for_each_safe(bss, tmp, &drv->bss, struct test_driver_bss,
list) {
dl_list_del(&bss->list);
test_driver_free_bss(bss);
}
}
static struct test_client_socket *
test_driver_get_cli(struct wpa_driver_test_data *drv, struct sockaddr_un *from,
socklen_t fromlen)
{
struct test_client_socket *cli = drv->cli;
while (cli) {
if (cli->unlen == fromlen &&
strncmp(cli->un.sun_path, from->sun_path,
fromlen - sizeof(cli->un.sun_family)) == 0)
return cli;
cli = cli->next;
}
return NULL;
}
static int test_driver_send_eapol(void *priv, const u8 *addr, const u8 *data,
size_t data_len, int encrypt,
const u8 *own_addr, u32 flags)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_client_socket *cli;
struct msghdr msg;
struct iovec io[3];
struct l2_ethhdr eth;
if (drv->test_socket < 0)
return -1;
cli = drv->cli;
while (cli) {
if (memcmp(cli->addr, addr, ETH_ALEN) == 0)
break;
cli = cli->next;
}
if (!cli) {
wpa_printf(MSG_DEBUG, "%s: no destination client entry",
__func__);
return -1;
}
memcpy(eth.h_dest, addr, ETH_ALEN);
memcpy(eth.h_source, own_addr, ETH_ALEN);
eth.h_proto = host_to_be16(ETH_P_EAPOL);
io[0].iov_base = "EAPOL ";
io[0].iov_len = 6;
io[1].iov_base = &eth;
io[1].iov_len = sizeof(eth);
io[2].iov_base = (u8 *) data;
io[2].iov_len = data_len;
memset(&msg, 0, sizeof(msg));
msg.msg_iov = io;
msg.msg_iovlen = 3;
msg.msg_name = &cli->un;
msg.msg_namelen = cli->unlen;
return sendmsg(drv->test_socket, &msg, 0);
}
static int test_driver_send_ether(void *priv, const u8 *dst, const u8 *src,
u16 proto, const u8 *data, size_t data_len)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct msghdr msg;
struct iovec io[3];
struct l2_ethhdr eth;
char desttxt[30];
struct sockaddr_un addr;
struct dirent *dent;
DIR *dir;
int ret = 0, broadcast = 0, count = 0;
if (drv->test_socket < 0 || drv->test_dir == NULL) {
wpa_printf(MSG_DEBUG, "%s: invalid parameters (sock=%d "
"test_dir=%p)",
__func__, drv->test_socket, drv->test_dir);
return -1;
}
broadcast = memcmp(dst, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) == 0;
snprintf(desttxt, sizeof(desttxt), MACSTR, MAC2STR(dst));
memcpy(eth.h_dest, dst, ETH_ALEN);
memcpy(eth.h_source, src, ETH_ALEN);
eth.h_proto = host_to_be16(proto);
io[0].iov_base = "ETHER ";
io[0].iov_len = 6;
io[1].iov_base = &eth;
io[1].iov_len = sizeof(eth);
io[2].iov_base = (u8 *) data;
io[2].iov_len = data_len;
memset(&msg, 0, sizeof(msg));
msg.msg_iov = io;
msg.msg_iovlen = 3;
dir = opendir(drv->test_dir);
if (dir == NULL) {
perror("test_driver: opendir");
return -1;
}
while ((dent = readdir(dir))) {
#ifdef _DIRENT_HAVE_D_TYPE
/* Skip the file if it is not a socket. Also accept
* DT_UNKNOWN (0) in case the C library or underlying file
* system does not support d_type. */
if (dent->d_type != DT_SOCK && dent->d_type != DT_UNKNOWN)
continue;
#endif /* _DIRENT_HAVE_D_TYPE */
if (strcmp(dent->d_name, ".") == 0 ||
strcmp(dent->d_name, "..") == 0)
continue;
memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s",
drv->test_dir, dent->d_name);
if (strcmp(addr.sun_path, drv->own_socket_path) == 0)
continue;
if (!broadcast && strstr(dent->d_name, desttxt) == NULL)
continue;
wpa_printf(MSG_DEBUG, "%s: Send ether frame to %s",
__func__, dent->d_name);
msg.msg_name = &addr;
msg.msg_namelen = sizeof(addr);
ret = sendmsg(drv->test_socket, &msg, 0);
if (ret < 0)
perror("driver_test: sendmsg");
count++;
}
closedir(dir);
if (!broadcast && count == 0) {
wpa_printf(MSG_DEBUG, "%s: Destination " MACSTR " not found",
__func__, MAC2STR(dst));
return -1;
}
return ret;
}
static int wpa_driver_test_send_mlme(void *priv, const u8 *data,
size_t data_len, int noack)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct msghdr msg;
struct iovec io[2];
const u8 *dest;
struct sockaddr_un addr;
struct dirent *dent;
DIR *dir;
int broadcast;
int ret = 0;
struct ieee80211_hdr *hdr;
u16 fc;
char cmd[50];
int freq;
#ifdef HOSTAPD
char desttxt[30];
#endif /* HOSTAPD */
union wpa_event_data event;
wpa_hexdump(MSG_MSGDUMP, "test_send_mlme", data, data_len);
if (drv->test_socket < 0 || data_len < 10) {
wpa_printf(MSG_DEBUG, "%s: invalid parameters (sock=%d len=%lu"
" test_dir=%p)",
__func__, drv->test_socket,
(unsigned long) data_len,
drv->test_dir);
return -1;
}
dest = data + 4;
broadcast = os_memcmp(dest, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) == 0;
#ifdef HOSTAPD
snprintf(desttxt, sizeof(desttxt), MACSTR, MAC2STR(dest));
#endif /* HOSTAPD */
if (drv->remain_on_channel_freq)
freq = drv->remain_on_channel_freq;
else
freq = drv->current_freq;
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME TX on freq %d MHz",
dbss->ifname, freq);
os_snprintf(cmd, sizeof(cmd), "MLME freq=%d ", freq);
io[0].iov_base = cmd;
io[0].iov_len = os_strlen(cmd);
io[1].iov_base = (void *) data;
io[1].iov_len = data_len;
os_memset(&msg, 0, sizeof(msg));
msg.msg_iov = io;
msg.msg_iovlen = 2;
#ifdef HOSTAPD
if (drv->test_dir == NULL) {
wpa_printf(MSG_DEBUG, "%s: test_dir == NULL", __func__);
return -1;
}
dir = opendir(drv->test_dir);
if (dir == NULL) {
perror("test_driver: opendir");
return -1;
}
while ((dent = readdir(dir))) {
#ifdef _DIRENT_HAVE_D_TYPE
/* Skip the file if it is not a socket. Also accept
* DT_UNKNOWN (0) in case the C library or underlying file
* system does not support d_type. */
if (dent->d_type != DT_SOCK && dent->d_type != DT_UNKNOWN)
continue;
#endif /* _DIRENT_HAVE_D_TYPE */
if (os_strcmp(dent->d_name, ".") == 0 ||
os_strcmp(dent->d_name, "..") == 0)
continue;
os_memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
os_snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s",
drv->test_dir, dent->d_name);
if (os_strcmp(addr.sun_path, drv->own_socket_path) == 0)
continue;
if (!broadcast && os_strstr(dent->d_name, desttxt) == NULL)
continue;
wpa_printf(MSG_DEBUG, "%s: Send management frame to %s",
__func__, dent->d_name);
msg.msg_name = &addr;
msg.msg_namelen = sizeof(addr);
ret = sendmsg(drv->test_socket, &msg, 0);
if (ret < 0)
perror("driver_test: sendmsg(test_socket)");
}
closedir(dir);
#else /* HOSTAPD */
if (os_memcmp(dest, dbss->bssid, ETH_ALEN) == 0 ||
drv->test_dir == NULL) {
if (drv->hostapd_addr_udp_set) {
msg.msg_name = &drv->hostapd_addr_udp;
msg.msg_namelen = sizeof(drv->hostapd_addr_udp);
} else {
#ifdef DRIVER_TEST_UNIX
msg.msg_name = &drv->hostapd_addr;
msg.msg_namelen = sizeof(drv->hostapd_addr);
#endif /* DRIVER_TEST_UNIX */
}
} else if (broadcast) {
dir = opendir(drv->test_dir);
if (dir == NULL)
return -1;
while ((dent = readdir(dir))) {
#ifdef _DIRENT_HAVE_D_TYPE
/* Skip the file if it is not a socket.
* Also accept DT_UNKNOWN (0) in case
* the C library or underlying file
* system does not support d_type. */
if (dent->d_type != DT_SOCK &&
dent->d_type != DT_UNKNOWN)
continue;
#endif /* _DIRENT_HAVE_D_TYPE */
if (os_strcmp(dent->d_name, ".") == 0 ||
os_strcmp(dent->d_name, "..") == 0)
continue;
wpa_printf(MSG_DEBUG, "%s: Send broadcast MLME to %s",
__func__, dent->d_name);
os_memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
os_snprintf(addr.sun_path, sizeof(addr.sun_path),
"%s/%s", drv->test_dir, dent->d_name);
msg.msg_name = &addr;
msg.msg_namelen = sizeof(addr);
ret = sendmsg(drv->test_socket, &msg, 0);
if (ret < 0)
perror("driver_test: sendmsg(test_socket)");
}
closedir(dir);
return ret;
} else {
struct stat st;
os_memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
os_snprintf(addr.sun_path, sizeof(addr.sun_path),
"%s/AP-" MACSTR, drv->test_dir, MAC2STR(dest));
if (stat(addr.sun_path, &st) < 0) {
os_snprintf(addr.sun_path, sizeof(addr.sun_path),
"%s/STA-" MACSTR,
drv->test_dir, MAC2STR(dest));
}
msg.msg_name = &addr;
msg.msg_namelen = sizeof(addr);
}
if (sendmsg(drv->test_socket, &msg, 0) < 0) {
perror("sendmsg(test_socket)");
return -1;
}
#endif /* HOSTAPD */
hdr = (struct ieee80211_hdr *) data;
fc = le_to_host16(hdr->frame_control);
os_memset(&event, 0, sizeof(event));
event.tx_status.type = WLAN_FC_GET_TYPE(fc);
event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
event.tx_status.dst = hdr->addr1;
event.tx_status.data = data;
event.tx_status.data_len = data_len;
event.tx_status.ack = ret >= 0;
wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event);
#ifdef CONFIG_P2P
if (drv->p2p &&
WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
if (drv->pending_action_tx == NULL) {
wpa_printf(MSG_DEBUG, "P2P: Ignore Action TX status - "
"no pending operation");
return ret;
}
if (os_memcmp(hdr->addr1, drv->pending_action_dst, ETH_ALEN) !=
0) {
wpa_printf(MSG_DEBUG, "P2P: Ignore Action TX status - "
"unknown destination address");
return ret;
}
wpabuf_free(drv->pending_action_tx);
drv->pending_action_tx = NULL;
p2p_send_action_cb(drv->p2p, drv->pending_action_freq,
drv->pending_action_dst,
drv->pending_action_src,
drv->pending_action_bssid,
ret >= 0);
}
#endif /* CONFIG_P2P */
return ret;
}
static void test_driver_scan(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen,
char *data)
{
char buf[512], *pos, *end;
int ret;
struct test_driver_bss *bss;
u8 sa[ETH_ALEN];
u8 ie[512];
size_t ielen;
union wpa_event_data event;
/* data: optional [ ' ' | STA-addr | ' ' | IEs(hex) ] */
wpa_printf(MSG_DEBUG, "test_driver: SCAN");
if (*data) {
if (*data != ' ' ||
hwaddr_aton(data + 1, sa)) {
wpa_printf(MSG_DEBUG, "test_driver: Unexpected SCAN "
"command format");
return;
}
data += 18;
while (*data == ' ')
data++;
ielen = os_strlen(data) / 2;
if (ielen > sizeof(ie))
ielen = sizeof(ie);
if (hexstr2bin(data, ie, ielen) < 0)
ielen = 0;
wpa_printf(MSG_DEBUG, "test_driver: Scan from " MACSTR,
MAC2STR(sa));
wpa_hexdump(MSG_MSGDUMP, "test_driver: scan IEs", ie, ielen);
os_memset(&event, 0, sizeof(event));
event.rx_probe_req.sa = sa;
event.rx_probe_req.ie = ie;
event.rx_probe_req.ie_len = ielen;
wpa_supplicant_event(drv->ctx, EVENT_RX_PROBE_REQ, &event);
#ifdef CONFIG_P2P
if (drv->p2p)
p2p_probe_req_rx(drv->p2p, sa, NULL, NULL, ie, ielen);
#endif /* CONFIG_P2P */
}
dl_list_for_each(bss, &drv->bss, struct test_driver_bss, list) {
pos = buf;
end = buf + sizeof(buf);
/* reply: SCANRESP BSSID SSID IEs */
ret = snprintf(pos, end - pos, "SCANRESP " MACSTR " ",
MAC2STR(bss->bssid));
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos,
bss->ssid, bss->ssid_len);
ret = snprintf(pos, end - pos, " ");
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, bss->ie, bss->ielen);
pos += wpa_snprintf_hex(pos, end - pos, bss->wps_probe_resp_ie,
bss->wps_probe_resp_ie_len);
if (bss->privacy) {
ret = snprintf(pos, end - pos, " PRIVACY");
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
}
sendto(drv->test_socket, buf, pos - buf, 0,
(struct sockaddr *) from, fromlen);
}
}
static void test_driver_assoc(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen,
char *data)
{
struct test_client_socket *cli;
u8 ie[256], ssid[32];
size_t ielen, ssid_len = 0;
char *pos, *pos2, cmd[50];
struct test_driver_bss *bss, *tmp;
/* data: STA-addr SSID(hex) IEs(hex) */
cli = os_zalloc(sizeof(*cli));
if (cli == NULL)
return;
if (hwaddr_aton(data, cli->addr)) {
printf("test_socket: Invalid MAC address '%s' in ASSOC\n",
data);
os_free(cli);
return;
}
pos = data + 17;
while (*pos == ' ')
pos++;
pos2 = strchr(pos, ' ');
ielen = 0;
if (pos2) {
ssid_len = (pos2 - pos) / 2;
if (hexstr2bin(pos, ssid, ssid_len) < 0) {
wpa_printf(MSG_DEBUG, "%s: Invalid SSID", __func__);
os_free(cli);
return;
}
wpa_hexdump_ascii(MSG_DEBUG, "test_driver_assoc: SSID",
ssid, ssid_len);
pos = pos2 + 1;
ielen = strlen(pos) / 2;
if (ielen > sizeof(ie))
ielen = sizeof(ie);
if (hexstr2bin(pos, ie, ielen) < 0)
ielen = 0;
}
bss = NULL;
dl_list_for_each(tmp, &drv->bss, struct test_driver_bss, list) {
if (tmp->ssid_len == ssid_len &&
os_memcmp(tmp->ssid, ssid, ssid_len) == 0) {
bss = tmp;
break;
}
}
if (bss == NULL) {
wpa_printf(MSG_DEBUG, "%s: No matching SSID found from "
"configured BSSes", __func__);
os_free(cli);
return;
}
cli->bss = bss;
memcpy(&cli->un, from, sizeof(cli->un));
cli->unlen = fromlen;
cli->next = drv->cli;
drv->cli = cli;
wpa_hexdump_ascii(MSG_DEBUG, "test_socket: ASSOC sun_path",
(const u8 *) cli->un.sun_path,
cli->unlen - sizeof(cli->un.sun_family));
snprintf(cmd, sizeof(cmd), "ASSOCRESP " MACSTR " 0",
MAC2STR(bss->bssid));
sendto(drv->test_socket, cmd, strlen(cmd), 0,
(struct sockaddr *) from, fromlen);
drv_event_assoc(bss->bss_ctx, cli->addr, ie, ielen, 0);
}
static void test_driver_disassoc(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen)
{
struct test_client_socket *cli;
cli = test_driver_get_cli(drv, from, fromlen);
if (!cli)
return;
drv_event_disassoc(drv->ctx, cli->addr);
}
static void test_driver_eapol(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen,
u8 *data, size_t datalen)
{
#ifdef HOSTAPD
struct test_client_socket *cli;
#endif /* HOSTAPD */
const u8 *src = NULL;
if (datalen > 14) {
/* Skip Ethernet header */
src = data + ETH_ALEN;
wpa_printf(MSG_DEBUG, "test_driver: dst=" MACSTR " src="
MACSTR " proto=%04x",
MAC2STR(data), MAC2STR(src),
WPA_GET_BE16(data + 2 * ETH_ALEN));
data += 14;
datalen -= 14;
}
#ifdef HOSTAPD
cli = test_driver_get_cli(drv, from, fromlen);
if (cli) {
drv_event_eapol_rx(cli->bss->bss_ctx, cli->addr, data,
datalen);
} else {
wpa_printf(MSG_DEBUG, "test_socket: EAPOL from unknown "
"client");
}
#else /* HOSTAPD */
if (src)
drv_event_eapol_rx(drv->ctx, src, data, datalen);
#endif /* HOSTAPD */
}
static void test_driver_ether(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen,
u8 *data, size_t datalen)
{
struct l2_ethhdr *eth;
if (datalen < sizeof(*eth))
return;
eth = (struct l2_ethhdr *) data;
wpa_printf(MSG_DEBUG, "test_driver: RX ETHER dst=" MACSTR " src="
MACSTR " proto=%04x",
MAC2STR(eth->h_dest), MAC2STR(eth->h_source),
be_to_host16(eth->h_proto));
#ifdef CONFIG_IEEE80211R
if (be_to_host16(eth->h_proto) == ETH_P_RRB) {
union wpa_event_data ev;
os_memset(&ev, 0, sizeof(ev));
ev.ft_rrb_rx.src = eth->h_source;
ev.ft_rrb_rx.data = data + sizeof(*eth);
ev.ft_rrb_rx.data_len = datalen - sizeof(*eth);
}
#endif /* CONFIG_IEEE80211R */
}
static void test_driver_mlme(struct wpa_driver_test_data *drv,
struct sockaddr_un *from, socklen_t fromlen,
u8 *data, size_t datalen)
{
struct ieee80211_hdr *hdr;
u16 fc;
union wpa_event_data event;
int freq = 0, own_freq;
struct test_driver_bss *bss;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
if (datalen > 6 && os_memcmp(data, "freq=", 5) == 0) {
size_t pos;
for (pos = 5; pos < datalen; pos++) {
if (data[pos] == ' ')
break;
}
if (pos < datalen) {
freq = atoi((const char *) &data[5]);
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME RX on "
"freq %d MHz", bss->ifname, freq);
pos++;
data += pos;
datalen -= pos;
}
}
if (drv->remain_on_channel_freq)
own_freq = drv->remain_on_channel_freq;
else
own_freq = drv->current_freq;
if (freq && own_freq && freq != own_freq) {
wpa_printf(MSG_DEBUG, "test_driver(%s): Ignore MLME RX on "
"another frequency %d MHz (own %d MHz)",
bss->ifname, freq, own_freq);
return;
}
hdr = (struct ieee80211_hdr *) data;
if (test_driver_get_cli(drv, from, fromlen) == NULL && datalen >= 16) {
struct test_client_socket *cli;
cli = os_zalloc(sizeof(*cli));
if (cli == NULL)
return;
wpa_printf(MSG_DEBUG, "Adding client entry for " MACSTR,
MAC2STR(hdr->addr2));
memcpy(cli->addr, hdr->addr2, ETH_ALEN);
memcpy(&cli->un, from, sizeof(cli->un));
cli->unlen = fromlen;
cli->next = drv->cli;
drv->cli = cli;
}
wpa_hexdump(MSG_MSGDUMP, "test_driver_mlme: received frame",
data, datalen);
fc = le_to_host16(hdr->frame_control);
if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT) {
wpa_printf(MSG_ERROR, "%s: received non-mgmt frame",
__func__);
return;
}
os_memset(&event, 0, sizeof(event));
event.rx_mgmt.frame = data;
event.rx_mgmt.frame_len = datalen;
wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event);
}
static void test_driver_receive_unix(int sock, void *eloop_ctx, void *sock_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
char buf[2000];
int res;
struct sockaddr_un from;
socklen_t fromlen = sizeof(from);
res = recvfrom(sock, buf, sizeof(buf) - 1, 0,
(struct sockaddr *) &from, &fromlen);
if (res < 0) {
perror("recvfrom(test_socket)");
return;
}
buf[res] = '\0';
wpa_printf(MSG_DEBUG, "test_driver: received %u bytes", res);
if (strncmp(buf, "SCAN", 4) == 0) {
test_driver_scan(drv, &from, fromlen, buf + 4);
} else if (strncmp(buf, "ASSOC ", 6) == 0) {
test_driver_assoc(drv, &from, fromlen, buf + 6);
} else if (strcmp(buf, "DISASSOC") == 0) {
test_driver_disassoc(drv, &from, fromlen);
} else if (strncmp(buf, "EAPOL ", 6) == 0) {
test_driver_eapol(drv, &from, fromlen, (u8 *) buf + 6,
res - 6);
} else if (strncmp(buf, "ETHER ", 6) == 0) {
test_driver_ether(drv, &from, fromlen, (u8 *) buf + 6,
res - 6);
} else if (strncmp(buf, "MLME ", 5) == 0) {
test_driver_mlme(drv, &from, fromlen, (u8 *) buf + 5, res - 5);
} else {
wpa_hexdump_ascii(MSG_DEBUG, "Unknown test_socket command",
(u8 *) buf, res);
}
}
static int test_driver_set_generic_elem(void *priv,
const u8 *elem, size_t elem_len)
{
struct test_driver_bss *bss = priv;
os_free(bss->ie);
if (elem == NULL) {
bss->ie = NULL;
bss->ielen = 0;
return 0;
}
bss->ie = os_malloc(elem_len);
if (bss->ie == NULL) {
bss->ielen = 0;
return -1;
}
memcpy(bss->ie, elem, elem_len);
bss->ielen = elem_len;
return 0;
}
static int test_driver_set_ap_wps_ie(void *priv, const struct wpabuf *beacon,
const struct wpabuf *proberesp,
const struct wpabuf *assocresp)
{
struct test_driver_bss *bss = priv;
if (beacon == NULL)
wpa_printf(MSG_DEBUG, "test_driver: Clear Beacon WPS IE");
else
wpa_hexdump_buf(MSG_DEBUG, "test_driver: Beacon WPS IE",
beacon);
os_free(bss->wps_beacon_ie);
if (beacon == NULL) {
bss->wps_beacon_ie = NULL;
bss->wps_beacon_ie_len = 0;
} else {
bss->wps_beacon_ie = os_malloc(wpabuf_len(beacon));
if (bss->wps_beacon_ie == NULL) {
bss->wps_beacon_ie_len = 0;
return -1;
}
os_memcpy(bss->wps_beacon_ie, wpabuf_head(beacon),
wpabuf_len(beacon));
bss->wps_beacon_ie_len = wpabuf_len(beacon);
}
if (proberesp == NULL)
wpa_printf(MSG_DEBUG, "test_driver: Clear Probe Response WPS "
"IE");
else
wpa_hexdump_buf(MSG_DEBUG, "test_driver: Probe Response WPS "
"IE", proberesp);
os_free(bss->wps_probe_resp_ie);
if (proberesp == NULL) {
bss->wps_probe_resp_ie = NULL;
bss->wps_probe_resp_ie_len = 0;
} else {
bss->wps_probe_resp_ie = os_malloc(wpabuf_len(proberesp));
if (bss->wps_probe_resp_ie == NULL) {
bss->wps_probe_resp_ie_len = 0;
return -1;
}
os_memcpy(bss->wps_probe_resp_ie, wpabuf_head(proberesp),
wpabuf_len(proberesp));
bss->wps_probe_resp_ie_len = wpabuf_len(proberesp);
}
return 0;
}
static int test_driver_sta_deauth(void *priv, const u8 *own_addr,
const u8 *addr, int reason)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_client_socket *cli;
if (drv->test_socket < 0)
return -1;
cli = drv->cli;
while (cli) {
if (memcmp(cli->addr, addr, ETH_ALEN) == 0)
break;
cli = cli->next;
}
if (!cli)
return -1;
return sendto(drv->test_socket, "DEAUTH", 6, 0,
(struct sockaddr *) &cli->un, cli->unlen);
}
static int test_driver_sta_disassoc(void *priv, const u8 *own_addr,
const u8 *addr, int reason)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_client_socket *cli;
if (drv->test_socket < 0)
return -1;
cli = drv->cli;
while (cli) {
if (memcmp(cli->addr, addr, ETH_ALEN) == 0)
break;
cli = cli->next;
}
if (!cli)
return -1;
return sendto(drv->test_socket, "DISASSOC", 8, 0,
(struct sockaddr *) &cli->un, cli->unlen);
}
static int test_driver_bss_add(void *priv, const char *ifname, const u8 *bssid,
void *bss_ctx, void **drv_priv)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_driver_bss *bss;
wpa_printf(MSG_DEBUG, "%s(ifname=%s bssid=" MACSTR ")",
__func__, ifname, MAC2STR(bssid));
bss = os_zalloc(sizeof(*bss));
if (bss == NULL)
return -1;
bss->bss_ctx = bss_ctx;
bss->drv = drv;
os_strlcpy(bss->ifname, ifname, IFNAMSIZ);
os_memcpy(bss->bssid, bssid, ETH_ALEN);
dl_list_add(&drv->bss, &bss->list);
if (drv->global) {
drv->global->bss_add_used = 1;
os_memcpy(drv->global->req_addr, bssid, ETH_ALEN);
}
if (drv_priv)
*drv_priv = bss;
return 0;
}
static int test_driver_bss_remove(void *priv, const char *ifname)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_driver_bss *bss;
struct test_client_socket *cli, *prev_c;
wpa_printf(MSG_DEBUG, "%s(ifname=%s)", __func__, ifname);
dl_list_for_each(bss, &drv->bss, struct test_driver_bss, list) {
if (strcmp(bss->ifname, ifname) != 0)
continue;
for (prev_c = NULL, cli = drv->cli; cli;
prev_c = cli, cli = cli->next) {
if (cli->bss != bss)
continue;
if (prev_c)
prev_c->next = cli->next;
else
drv->cli = cli->next;
os_free(cli);
break;
}
dl_list_del(&bss->list);
test_driver_free_bss(bss);
return 0;
}
return -1;
}
static int test_driver_if_add(void *priv, enum wpa_driver_if_type type,
const char *ifname, const u8 *addr,
void *bss_ctx, void **drv_priv,
char *force_ifname, u8 *if_addr,
const char *bridge)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "%s(type=%d ifname=%s bss_ctx=%p)",
__func__, type, ifname, bss_ctx);
if (addr)
os_memcpy(if_addr, addr, ETH_ALEN);
else {
drv->alloc_iface_idx++;
if_addr[0] = 0x02; /* locally administered */
sha1_prf(drv->own_addr, ETH_ALEN,
"hostapd test addr generation",
(const u8 *) &drv->alloc_iface_idx,
sizeof(drv->alloc_iface_idx),
if_addr + 1, ETH_ALEN - 1);
}
if (type == WPA_IF_AP_BSS || type == WPA_IF_P2P_GO ||
type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP)
return test_driver_bss_add(priv, ifname, if_addr, bss_ctx,
drv_priv);
return 0;
}
static int test_driver_if_remove(void *priv, enum wpa_driver_if_type type,
const char *ifname)
{
wpa_printf(MSG_DEBUG, "%s(type=%d ifname=%s)", __func__, type, ifname);
if (type == WPA_IF_AP_BSS || type == WPA_IF_P2P_GO ||
type == WPA_IF_P2P_CLIENT || type == WPA_IF_P2P_GROUP)
return test_driver_bss_remove(priv, ifname);
return 0;
}
static int test_driver_set_ssid(void *priv, const u8 *buf, int len)
{
struct test_driver_bss *bss = priv;
wpa_printf(MSG_DEBUG, "%s(ifname=%s)", __func__, bss->ifname);
if (len < 0)
return -1;
wpa_hexdump_ascii(MSG_DEBUG, "test_driver_set_ssid: SSID", buf, len);
if ((size_t) len > sizeof(bss->ssid))
return -1;
os_memcpy(bss->ssid, buf, len);
bss->ssid_len = len;
return 0;
}
static int test_driver_set_privacy(void *priv, int enabled)
{
struct test_driver_bss *dbss = priv;
wpa_printf(MSG_DEBUG, "%s(enabled=%d)", __func__, enabled);
dbss->privacy = enabled;
return 0;
}
static int test_driver_set_sta_vlan(void *priv, const u8 *addr,
const char *ifname, int vlan_id)
{
wpa_printf(MSG_DEBUG, "%s(addr=" MACSTR " ifname=%s vlan_id=%d)",
__func__, MAC2STR(addr), ifname, vlan_id);
return 0;
}
static int test_driver_sta_add(void *priv,
struct hostapd_sta_add_params *params)
{
struct test_driver_bss *bss = priv;
struct wpa_driver_test_data *drv = bss->drv;
struct test_client_socket *cli;
wpa_printf(MSG_DEBUG, "%s(ifname=%s addr=" MACSTR " aid=%d "
"capability=0x%x listen_interval=%d)",
__func__, bss->ifname, MAC2STR(params->addr), params->aid,
params->capability, params->listen_interval);
wpa_hexdump(MSG_DEBUG, "test_driver_sta_add - supp_rates",
params->supp_rates, params->supp_rates_len);
cli = drv->cli;
while (cli) {
if (os_memcmp(cli->addr, params->addr, ETH_ALEN) == 0)
break;
cli = cli->next;
}
if (!cli) {
wpa_printf(MSG_DEBUG, "%s: no matching client entry",
__func__);
return -1;
}
cli->bss = bss;
return 0;
}
static struct wpa_driver_test_data * test_alloc_data(void *ctx,
const char *ifname)
{
struct wpa_driver_test_data *drv;
struct test_driver_bss *bss;
drv = os_zalloc(sizeof(struct wpa_driver_test_data));
if (drv == NULL) {
wpa_printf(MSG_ERROR, "Could not allocate memory for test "
"driver data");
return NULL;
}
bss = os_zalloc(sizeof(struct test_driver_bss));
if (bss == NULL) {
os_free(drv);
return NULL;
}
drv->ctx = ctx;
wpa_trace_add_ref(drv, ctx, ctx);
dl_list_init(&drv->bss);
dl_list_add(&drv->bss, &bss->list);
os_strlcpy(bss->ifname, ifname, IFNAMSIZ);
bss->bss_ctx = ctx;
bss->drv = drv;
/* Generate a MAC address to help testing with multiple STAs */
drv->own_addr[0] = 0x02; /* locally administered */
sha1_prf((const u8 *) ifname, os_strlen(ifname),
"test mac addr generation",
NULL, 0, drv->own_addr + 1, ETH_ALEN - 1);
return drv;
}
static void * test_driver_init(struct hostapd_data *hapd,
struct wpa_init_params *params)
{
struct wpa_driver_test_data *drv;
struct sockaddr_un addr_un;
struct sockaddr_in addr_in;
struct sockaddr *addr;
socklen_t alen;
struct test_driver_bss *bss;
drv = test_alloc_data(hapd, params->ifname);
if (drv == NULL)
return NULL;
drv->ap = 1;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
drv->global = params->global_priv;
bss->bss_ctx = hapd;
os_memcpy(bss->bssid, drv->own_addr, ETH_ALEN);
os_memcpy(params->own_addr, drv->own_addr, ETH_ALEN);
if (params->test_socket) {
if (os_strlen(params->test_socket) >=
sizeof(addr_un.sun_path)) {
printf("Too long test_socket path\n");
wpa_driver_test_deinit(bss);
return NULL;
}
if (strncmp(params->test_socket, "DIR:", 4) == 0) {
size_t len = strlen(params->test_socket) + 30;
drv->test_dir = os_strdup(params->test_socket + 4);
drv->own_socket_path = os_malloc(len);
if (drv->own_socket_path) {
snprintf(drv->own_socket_path, len,
"%s/AP-" MACSTR,
params->test_socket + 4,
MAC2STR(params->own_addr));
}
} else if (strncmp(params->test_socket, "UDP:", 4) == 0) {
drv->udp_port = atoi(params->test_socket + 4);
} else {
drv->own_socket_path = os_strdup(params->test_socket);
}
if (drv->own_socket_path == NULL && drv->udp_port == 0) {
wpa_driver_test_deinit(bss);
return NULL;
}
drv->test_socket = socket(drv->udp_port ? PF_INET : PF_UNIX,
SOCK_DGRAM, 0);
if (drv->test_socket < 0) {
perror("socket");
wpa_driver_test_deinit(bss);
return NULL;
}
if (drv->udp_port) {
os_memset(&addr_in, 0, sizeof(addr_in));
addr_in.sin_family = AF_INET;
addr_in.sin_port = htons(drv->udp_port);
addr = (struct sockaddr *) &addr_in;
alen = sizeof(addr_in);
} else {
os_memset(&addr_un, 0, sizeof(addr_un));
addr_un.sun_family = AF_UNIX;
os_strlcpy(addr_un.sun_path, drv->own_socket_path,
sizeof(addr_un.sun_path));
addr = (struct sockaddr *) &addr_un;
alen = sizeof(addr_un);
}
if (bind(drv->test_socket, addr, alen) < 0) {
perror("test-driver-init: bind(PF_UNIX)");
close(drv->test_socket);
if (drv->own_socket_path)
unlink(drv->own_socket_path);
wpa_driver_test_deinit(bss);
return NULL;
}
eloop_register_read_sock(drv->test_socket,
test_driver_receive_unix, drv, NULL);
} else
drv->test_socket = -1;
return bss;
}
static void wpa_driver_test_poll(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
#ifdef DRIVER_TEST_UNIX
if (drv->associated && drv->hostapd_addr_set) {
struct stat st;
if (stat(drv->hostapd_addr.sun_path, &st) < 0) {
wpa_printf(MSG_DEBUG, "%s: lost connection to AP: %s",
__func__, strerror(errno));
drv->associated = 0;
wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
}
}
#endif /* DRIVER_TEST_UNIX */
eloop_register_timeout(1, 0, wpa_driver_test_poll, drv, NULL);
}
static void wpa_driver_test_scan_timeout(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
wpa_printf(MSG_DEBUG, "Scan timeout - try to get results");
if (drv->pending_p2p_scan && drv->p2p) {
#ifdef CONFIG_P2P
size_t i;
for (i = 0; i < drv->num_scanres; i++) {
struct wpa_scan_res *bss = drv->scanres[i];
if (p2p_scan_res_handler(drv->p2p, bss->bssid,
bss->freq, bss->age,
bss->level,
(const u8 *) (bss + 1),
bss->ie_len) > 0)
return;
}
p2p_scan_res_handled(drv->p2p);
#endif /* CONFIG_P2P */
return;
}
wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
}
#ifdef DRIVER_TEST_UNIX
static void wpa_driver_scan_dir(struct wpa_driver_test_data *drv,
const char *path)
{
struct dirent *dent;
DIR *dir;
struct sockaddr_un addr;
char cmd[512], *pos, *end;
int ret;
dir = opendir(path);
if (dir == NULL)
return;
end = cmd + sizeof(cmd);
pos = cmd;
ret = os_snprintf(pos, end - pos, "SCAN " MACSTR,
MAC2STR(drv->own_addr));
if (ret >= 0 && ret < end - pos)
pos += ret;
if (drv->probe_req_ie) {
ret = os_snprintf(pos, end - pos, " ");
if (ret >= 0 && ret < end - pos)
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, drv->probe_req_ie,
drv->probe_req_ie_len);
}
if (drv->probe_req_ssid_len) {
/* Add SSID IE */
ret = os_snprintf(pos, end - pos, "%02x%02x",
WLAN_EID_SSID,
(unsigned int) drv->probe_req_ssid_len);
if (ret >= 0 && ret < end - pos)
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, drv->probe_req_ssid,
drv->probe_req_ssid_len);
}
end[-1] = '\0';
while ((dent = readdir(dir))) {
if (os_strncmp(dent->d_name, "AP-", 3) != 0 &&
os_strncmp(dent->d_name, "STA-", 4) != 0)
continue;
if (drv->own_socket_path) {
size_t olen, dlen;
olen = os_strlen(drv->own_socket_path);
dlen = os_strlen(dent->d_name);
if (olen >= dlen &&
os_strcmp(dent->d_name,
drv->own_socket_path + olen - dlen) == 0)
continue;
}
wpa_printf(MSG_DEBUG, "%s: SCAN %s", __func__, dent->d_name);
os_memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
os_snprintf(addr.sun_path, sizeof(addr.sun_path), "%s/%s",
path, dent->d_name);
if (sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
(struct sockaddr *) &addr, sizeof(addr)) < 0) {
perror("sendto(test_socket)");
}
}
closedir(dir);
}
#endif /* DRIVER_TEST_UNIX */
static int wpa_driver_test_scan(void *priv,
struct wpa_driver_scan_params *params)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
size_t i;
wpa_printf(MSG_DEBUG, "%s: priv=%p", __func__, priv);
os_free(drv->probe_req_ie);
if (params->extra_ies) {
drv->probe_req_ie = os_malloc(params->extra_ies_len);
if (drv->probe_req_ie == NULL) {
drv->probe_req_ie_len = 0;
return -1;
}
os_memcpy(drv->probe_req_ie, params->extra_ies,
params->extra_ies_len);
drv->probe_req_ie_len = params->extra_ies_len;
} else {
drv->probe_req_ie = NULL;
drv->probe_req_ie_len = 0;
}
for (i = 0; i < params->num_ssids; i++)
wpa_hexdump(MSG_DEBUG, "Scan SSID",
params->ssids[i].ssid, params->ssids[i].ssid_len);
drv->probe_req_ssid_len = 0;
if (params->num_ssids) {
os_memcpy(drv->probe_req_ssid, params->ssids[0].ssid,
params->ssids[0].ssid_len);
drv->probe_req_ssid_len = params->ssids[0].ssid_len;
}
wpa_hexdump(MSG_DEBUG, "Scan extra IE(s)",
params->extra_ies, params->extra_ies_len);
drv->num_scanres = 0;
#ifdef DRIVER_TEST_UNIX
if (drv->test_socket >= 0 && drv->test_dir)
wpa_driver_scan_dir(drv, drv->test_dir);
if (drv->test_socket >= 0 && drv->hostapd_addr_set &&
sendto(drv->test_socket, "SCAN", 4, 0,
(struct sockaddr *) &drv->hostapd_addr,
sizeof(drv->hostapd_addr)) < 0) {
perror("sendto(test_socket)");
}
#endif /* DRIVER_TEST_UNIX */
if (drv->test_socket >= 0 && drv->hostapd_addr_udp_set &&
sendto(drv->test_socket, "SCAN", 4, 0,
(struct sockaddr *) &drv->hostapd_addr_udp,
sizeof(drv->hostapd_addr_udp)) < 0) {
perror("sendto(test_socket)");
}
eloop_cancel_timeout(wpa_driver_test_scan_timeout, drv, drv->ctx);
eloop_register_timeout(1, 0, wpa_driver_test_scan_timeout, drv,
drv->ctx);
return 0;
}
static struct wpa_scan_results * wpa_driver_test_get_scan_results2(void *priv)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct wpa_scan_results *res;
size_t i;
res = os_zalloc(sizeof(*res));
if (res == NULL)
return NULL;
res->res = os_calloc(drv->num_scanres, sizeof(struct wpa_scan_res *));
if (res->res == NULL) {
os_free(res);
return NULL;
}
for (i = 0; i < drv->num_scanres; i++) {
struct wpa_scan_res *r;
if (drv->scanres[i] == NULL)
continue;
r = os_malloc(sizeof(*r) + drv->scanres[i]->ie_len);
if (r == NULL)
break;
os_memcpy(r, drv->scanres[i],
sizeof(*r) + drv->scanres[i]->ie_len);
res->res[res->num++] = r;
}
return res;
}
static int wpa_driver_test_set_key(const char *ifname, void *priv,
enum wpa_alg alg, const u8 *addr,
int key_idx, int set_tx,
const u8 *seq, size_t seq_len,
const u8 *key, size_t key_len)
{
wpa_printf(MSG_DEBUG, "%s: ifname=%s priv=%p alg=%d key_idx=%d "
"set_tx=%d",
__func__, ifname, priv, alg, key_idx, set_tx);
if (addr)
wpa_printf(MSG_DEBUG, " addr=" MACSTR, MAC2STR(addr));
if (seq)
wpa_hexdump(MSG_DEBUG, " seq", seq, seq_len);
if (key)
wpa_hexdump_key(MSG_DEBUG, " key", key, key_len);
return 0;
}
static int wpa_driver_update_mode(struct wpa_driver_test_data *drv, int ap)
{
if (ap && !drv->ap) {
wpa_driver_test_close_test_socket(drv);
wpa_driver_test_attach(drv, drv->test_dir, 1);
drv->ap = 1;
} else if (!ap && drv->ap) {
wpa_driver_test_close_test_socket(drv);
wpa_driver_test_attach(drv, drv->test_dir, 0);
drv->ap = 0;
}
return 0;
}
static int wpa_driver_test_associate(
void *priv, struct wpa_driver_associate_params *params)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "%s: priv=%p freq=%d pairwise_suite=%d "
"group_suite=%d key_mgmt_suite=%d auth_alg=%d mode=%d",
__func__, priv, params->freq, params->pairwise_suite,
params->group_suite, params->key_mgmt_suite,
params->auth_alg, params->mode);
wpa_driver_update_mode(drv, params->mode == IEEE80211_MODE_AP);
if (params->bssid) {
wpa_printf(MSG_DEBUG, " bssid=" MACSTR,
MAC2STR(params->bssid));
}
if (params->ssid) {
wpa_hexdump_ascii(MSG_DEBUG, " ssid",
params->ssid, params->ssid_len);
}
if (params->wpa_ie) {
wpa_hexdump(MSG_DEBUG, " wpa_ie",
params->wpa_ie, params->wpa_ie_len);
drv->assoc_wpa_ie_len = params->wpa_ie_len;
if (drv->assoc_wpa_ie_len > sizeof(drv->assoc_wpa_ie))
drv->assoc_wpa_ie_len = sizeof(drv->assoc_wpa_ie);
os_memcpy(drv->assoc_wpa_ie, params->wpa_ie,
drv->assoc_wpa_ie_len);
} else
drv->assoc_wpa_ie_len = 0;
wpa_driver_update_mode(drv, params->mode == IEEE80211_MODE_AP);
drv->ibss = params->mode == IEEE80211_MODE_IBSS;
dbss->privacy = params->key_mgmt_suite &
(WPA_KEY_MGMT_IEEE8021X |
WPA_KEY_MGMT_PSK |
WPA_KEY_MGMT_WPA_NONE |
WPA_KEY_MGMT_FT_IEEE8021X |
WPA_KEY_MGMT_FT_PSK |
WPA_KEY_MGMT_IEEE8021X_SHA256 |
WPA_KEY_MGMT_PSK_SHA256);
if (params->wep_key_len[params->wep_tx_keyidx])
dbss->privacy = 1;
#ifdef DRIVER_TEST_UNIX
if (drv->test_dir && params->bssid &&
params->mode != IEEE80211_MODE_IBSS) {
os_memset(&drv->hostapd_addr, 0, sizeof(drv->hostapd_addr));
drv->hostapd_addr.sun_family = AF_UNIX;
os_snprintf(drv->hostapd_addr.sun_path,
sizeof(drv->hostapd_addr.sun_path),
"%s/AP-" MACSTR,
drv->test_dir, MAC2STR(params->bssid));
drv->hostapd_addr_set = 1;
}
#endif /* DRIVER_TEST_UNIX */
if (params->mode == IEEE80211_MODE_AP) {
os_memcpy(dbss->ssid, params->ssid, params->ssid_len);
dbss->ssid_len = params->ssid_len;
os_memcpy(dbss->bssid, drv->own_addr, ETH_ALEN);
if (params->wpa_ie && params->wpa_ie_len) {
dbss->ie = os_malloc(params->wpa_ie_len);
if (dbss->ie) {
os_memcpy(dbss->ie, params->wpa_ie,
params->wpa_ie_len);
dbss->ielen = params->wpa_ie_len;
}
}
} else if (drv->test_socket >= 0 &&
(drv->hostapd_addr_set || drv->hostapd_addr_udp_set)) {
char cmd[200], *pos, *end;
int ret;
end = cmd + sizeof(cmd);
pos = cmd;
ret = os_snprintf(pos, end - pos, "ASSOC " MACSTR " ",
MAC2STR(drv->own_addr));
if (ret >= 0 && ret < end - pos)
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, params->ssid,
params->ssid_len);
ret = os_snprintf(pos, end - pos, " ");
if (ret >= 0 && ret < end - pos)
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, params->wpa_ie,
params->wpa_ie_len);
end[-1] = '\0';
#ifdef DRIVER_TEST_UNIX
if (drv->hostapd_addr_set &&
sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
(struct sockaddr *) &drv->hostapd_addr,
sizeof(drv->hostapd_addr)) < 0) {
perror("sendto(test_socket)");
return -1;
}
#endif /* DRIVER_TEST_UNIX */
if (drv->hostapd_addr_udp_set &&
sendto(drv->test_socket, cmd, os_strlen(cmd), 0,
(struct sockaddr *) &drv->hostapd_addr_udp,
sizeof(drv->hostapd_addr_udp)) < 0) {
perror("sendto(test_socket)");
return -1;
}
os_memcpy(dbss->ssid, params->ssid, params->ssid_len);
dbss->ssid_len = params->ssid_len;
} else {
drv->associated = 1;
if (params->mode == IEEE80211_MODE_IBSS) {
os_memcpy(dbss->ssid, params->ssid, params->ssid_len);
dbss->ssid_len = params->ssid_len;
if (params->bssid)
os_memcpy(dbss->bssid, params->bssid,
ETH_ALEN);
else {
os_get_random(dbss->bssid, ETH_ALEN);
dbss->bssid[0] &= ~0x01;
dbss->bssid[0] |= 0x02;
}
}
wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
}
return 0;
}
static int wpa_driver_test_get_bssid(void *priv, u8 *bssid)
{
struct test_driver_bss *dbss = priv;
os_memcpy(bssid, dbss->bssid, ETH_ALEN);
return 0;
}
static int wpa_driver_test_get_ssid(void *priv, u8 *ssid)
{
struct test_driver_bss *dbss = priv;
os_memcpy(ssid, dbss->ssid, 32);
return dbss->ssid_len;
}
static int wpa_driver_test_send_disassoc(struct wpa_driver_test_data *drv)
{
#ifdef DRIVER_TEST_UNIX
if (drv->test_socket >= 0 &&
sendto(drv->test_socket, "DISASSOC", 8, 0,
(struct sockaddr *) &drv->hostapd_addr,
sizeof(drv->hostapd_addr)) < 0) {
perror("sendto(test_socket)");
return -1;
}
#endif /* DRIVER_TEST_UNIX */
if (drv->test_socket >= 0 && drv->hostapd_addr_udp_set &&
sendto(drv->test_socket, "DISASSOC", 8, 0,
(struct sockaddr *) &drv->hostapd_addr_udp,
sizeof(drv->hostapd_addr_udp)) < 0) {
perror("sendto(test_socket)");
return -1;
}
return 0;
}
static int wpa_driver_test_deauthenticate(void *priv, const u8 *addr,
int reason_code)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "%s addr=" MACSTR " reason_code=%d",
__func__, MAC2STR(addr), reason_code);
os_memset(dbss->bssid, 0, ETH_ALEN);
drv->associated = 0;
wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
return wpa_driver_test_send_disassoc(drv);
}
static const u8 * wpa_scan_get_ie(const struct wpa_scan_res *res, u8 ie)
{
const u8 *end, *pos;
pos = (const u8 *) (res + 1);
end = pos + res->ie_len;
while (pos + 1 < end) {
if (pos + 2 + pos[1] > end)
break;
if (pos[0] == ie)
return pos;
pos += 2 + pos[1];
}
return NULL;
}
static void wpa_driver_test_scanresp(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen,
const char *data)
{
struct wpa_scan_res *res;
const char *pos, *pos2;
size_t len;
u8 *ie_pos, *ie_start, *ie_end;
#define MAX_IE_LEN 1000
const u8 *ds_params;
wpa_printf(MSG_DEBUG, "test_driver: SCANRESP %s", data);
if (drv->num_scanres >= MAX_SCAN_RESULTS) {
wpa_printf(MSG_DEBUG, "test_driver: No room for the new scan "
"result");
return;
}
/* SCANRESP BSSID SSID IEs */
res = os_zalloc(sizeof(*res) + MAX_IE_LEN);
if (res == NULL)
return;
ie_start = ie_pos = (u8 *) (res + 1);
ie_end = ie_pos + MAX_IE_LEN;
if (hwaddr_aton(data, res->bssid)) {
wpa_printf(MSG_DEBUG, "test_driver: invalid BSSID in scanres");
os_free(res);
return;
}
pos = data + 17;
while (*pos == ' ')
pos++;
pos2 = os_strchr(pos, ' ');
if (pos2 == NULL) {
wpa_printf(MSG_DEBUG, "test_driver: invalid SSID termination "
"in scanres");
os_free(res);
return;
}
len = (pos2 - pos) / 2;
if (len > 32)
len = 32;
/*
* Generate SSID IE from the SSID field since this IE is not included
* in the main IE field.
*/
*ie_pos++ = WLAN_EID_SSID;
*ie_pos++ = len;
if (hexstr2bin(pos, ie_pos, len) < 0) {
wpa_printf(MSG_DEBUG, "test_driver: invalid SSID in scanres");
os_free(res);
return;
}
ie_pos += len;
pos = pos2 + 1;
pos2 = os_strchr(pos, ' ');
if (pos2 == NULL)
len = os_strlen(pos) / 2;
else
len = (pos2 - pos) / 2;
if ((int) len > ie_end - ie_pos)
len = ie_end - ie_pos;
if (hexstr2bin(pos, ie_pos, len) < 0) {
wpa_printf(MSG_DEBUG, "test_driver: invalid IEs in scanres");
os_free(res);
return;
}
ie_pos += len;
res->ie_len = ie_pos - ie_start;
if (pos2) {
pos = pos2 + 1;
while (*pos == ' ')
pos++;
if (os_strstr(pos, "PRIVACY"))
res->caps |= IEEE80211_CAP_PRIVACY;
if (os_strstr(pos, "IBSS"))
res->caps |= IEEE80211_CAP_IBSS;
}
ds_params = wpa_scan_get_ie(res, WLAN_EID_DS_PARAMS);
if (ds_params && ds_params[1] > 0) {
if (ds_params[2] >= 1 && ds_params[2] <= 13)
res->freq = 2407 + ds_params[2] * 5;
}
os_free(drv->scanres[drv->num_scanres]);
drv->scanres[drv->num_scanres++] = res;
}
static void wpa_driver_test_assocresp(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen,
const char *data)
{
struct test_driver_bss *bss;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
/* ASSOCRESP BSSID <res> */
if (hwaddr_aton(data, bss->bssid)) {
wpa_printf(MSG_DEBUG, "test_driver: invalid BSSID in "
"assocresp");
}
if (drv->use_associnfo) {
union wpa_event_data event;
os_memset(&event, 0, sizeof(event));
event.assoc_info.req_ies = drv->assoc_wpa_ie;
event.assoc_info.req_ies_len = drv->assoc_wpa_ie_len;
wpa_supplicant_event(drv->ctx, EVENT_ASSOCINFO, &event);
}
drv->associated = 1;
wpa_supplicant_event(drv->ctx, EVENT_ASSOC, NULL);
}
static void wpa_driver_test_disassoc(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen)
{
drv->associated = 0;
wpa_supplicant_event(drv->ctx, EVENT_DISASSOC, NULL);
}
static void wpa_driver_test_eapol(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen,
const u8 *data, size_t data_len)
{
const u8 *src;
struct test_driver_bss *bss;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
if (data_len > 14) {
/* Skip Ethernet header */
src = data + ETH_ALEN;
data += 14;
data_len -= 14;
} else
src = bss->bssid;
drv_event_eapol_rx(drv->ctx, src, data, data_len);
}
static void wpa_driver_test_mlme(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen,
const u8 *data, size_t data_len)
{
int freq = 0, own_freq;
union wpa_event_data event;
const struct ieee80211_mgmt *mgmt;
u16 fc;
struct test_driver_bss *bss;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
if (data_len > 6 && os_memcmp(data, "freq=", 5) == 0) {
size_t pos;
for (pos = 5; pos < data_len; pos++) {
if (data[pos] == ' ')
break;
}
if (pos < data_len) {
freq = atoi((const char *) &data[5]);
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME RX on "
"freq %d MHz", bss->ifname, freq);
pos++;
data += pos;
data_len -= pos;
}
}
if (drv->remain_on_channel_freq)
own_freq = drv->remain_on_channel_freq;
else
own_freq = drv->current_freq;
if (freq && own_freq && freq != own_freq) {
wpa_printf(MSG_DEBUG, "test_driver(%s): Ignore MLME RX on "
"another frequency %d MHz (own %d MHz)",
bss->ifname, freq, own_freq);
return;
}
os_memset(&event, 0, sizeof(event));
event.mlme_rx.buf = data;
event.mlme_rx.len = data_len;
event.mlme_rx.freq = freq;
wpa_supplicant_event(drv->ctx, EVENT_MLME_RX, &event);
mgmt = (const struct ieee80211_mgmt *) data;
fc = le_to_host16(mgmt->frame_control);
if (drv->probe_req_report && data_len >= 24) {
if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_REQ) {
os_memset(&event, 0, sizeof(event));
event.rx_probe_req.sa = mgmt->sa;
event.rx_probe_req.da = mgmt->da;
event.rx_probe_req.bssid = mgmt->bssid;
event.rx_probe_req.ie = mgmt->u.probe_req.variable;
event.rx_probe_req.ie_len =
data_len - (mgmt->u.probe_req.variable - data);
wpa_supplicant_event(drv->ctx, EVENT_RX_PROBE_REQ,
&event);
#ifdef CONFIG_P2P
if (drv->p2p)
p2p_probe_req_rx(drv->p2p, mgmt->sa,
mgmt->da, mgmt->bssid,
event.rx_probe_req.ie,
event.rx_probe_req.ie_len);
#endif /* CONFIG_P2P */
}
}
#ifdef CONFIG_P2P
if (drv->p2p &&
WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) {
size_t hdr_len;
hdr_len = (const u8 *)
&mgmt->u.action.u.vs_public_action.action - data;
p2p_rx_action(drv->p2p, mgmt->da, mgmt->sa, mgmt->bssid,
mgmt->u.action.category,
&mgmt->u.action.u.vs_public_action.action,
data_len - hdr_len, freq);
}
#endif /* CONFIG_P2P */
}
static void wpa_driver_test_scan_cmd(struct wpa_driver_test_data *drv,
struct sockaddr *from,
socklen_t fromlen,
const u8 *data, size_t data_len)
{
char buf[512], *pos, *end;
int ret;
struct test_driver_bss *bss;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
/* data: optional [ STA-addr | ' ' | IEs(hex) ] */
#ifdef CONFIG_P2P
if (drv->probe_req_report && drv->p2p && data_len) {
const char *d = (const char *) data;
u8 sa[ETH_ALEN];
u8 ie[512];
size_t ielen;
if (hwaddr_aton(d, sa))
return;
d += 18;
while (*d == ' ')
d++;
ielen = os_strlen(d) / 2;
if (ielen > sizeof(ie))
ielen = sizeof(ie);
if (hexstr2bin(d, ie, ielen) < 0)
ielen = 0;
drv->probe_from = from;
drv->probe_from_len = fromlen;
p2p_probe_req_rx(drv->p2p, sa, NULL, NULL, ie, ielen);
drv->probe_from = NULL;
}
#endif /* CONFIG_P2P */
if (!drv->ibss)
return;
pos = buf;
end = buf + sizeof(buf);
/* reply: SCANRESP BSSID SSID IEs */
ret = snprintf(pos, end - pos, "SCANRESP " MACSTR " ",
MAC2STR(bss->bssid));
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos,
bss->ssid, bss->ssid_len);
ret = snprintf(pos, end - pos, " ");
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
pos += wpa_snprintf_hex(pos, end - pos, drv->assoc_wpa_ie,
drv->assoc_wpa_ie_len);
if (bss->privacy) {
ret = snprintf(pos, end - pos, " PRIVACY");
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
}
ret = snprintf(pos, end - pos, " IBSS");
if (ret < 0 || ret >= end - pos)
return;
pos += ret;
sendto(drv->test_socket, buf, pos - buf, 0,
(struct sockaddr *) from, fromlen);
}
static void wpa_driver_test_receive_unix(int sock, void *eloop_ctx,
void *sock_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
char *buf;
int res;
struct sockaddr_storage from;
socklen_t fromlen = sizeof(from);
const size_t buflen = 2000;
if (drv->ap) {
test_driver_receive_unix(sock, eloop_ctx, sock_ctx);
return;
}
buf = os_malloc(buflen);
if (buf == NULL)
return;
res = recvfrom(sock, buf, buflen - 1, 0,
(struct sockaddr *) &from, &fromlen);
if (res < 0) {
perror("recvfrom(test_socket)");
os_free(buf);
return;
}
buf[res] = '\0';
wpa_printf(MSG_DEBUG, "test_driver: received %u bytes", res);
if (os_strncmp(buf, "SCANRESP ", 9) == 0) {
wpa_driver_test_scanresp(drv, (struct sockaddr *) &from,
fromlen, buf + 9);
} else if (os_strncmp(buf, "ASSOCRESP ", 10) == 0) {
wpa_driver_test_assocresp(drv, (struct sockaddr *) &from,
fromlen, buf + 10);
} else if (os_strcmp(buf, "DISASSOC") == 0) {
wpa_driver_test_disassoc(drv, (struct sockaddr *) &from,
fromlen);
} else if (os_strcmp(buf, "DEAUTH") == 0) {
wpa_driver_test_disassoc(drv, (struct sockaddr *) &from,
fromlen);
} else if (os_strncmp(buf, "EAPOL ", 6) == 0) {
wpa_driver_test_eapol(drv, (struct sockaddr *) &from, fromlen,
(const u8 *) buf + 6, res - 6);
} else if (os_strncmp(buf, "MLME ", 5) == 0) {
wpa_driver_test_mlme(drv, (struct sockaddr *) &from, fromlen,
(const u8 *) buf + 5, res - 5);
} else if (os_strncmp(buf, "SCAN ", 5) == 0) {
wpa_driver_test_scan_cmd(drv, (struct sockaddr *) &from,
fromlen,
(const u8 *) buf + 5, res - 5);
} else {
wpa_hexdump_ascii(MSG_DEBUG, "Unknown test_socket command",
(u8 *) buf, res);
}
os_free(buf);
}
static void * wpa_driver_test_init2(void *ctx, const char *ifname,
void *global_priv)
{
struct wpa_driver_test_data *drv;
struct wpa_driver_test_global *global = global_priv;
struct test_driver_bss *bss;
drv = test_alloc_data(ctx, ifname);
if (drv == NULL)
return NULL;
bss = dl_list_first(&drv->bss, struct test_driver_bss, list);
drv->global = global_priv;
drv->test_socket = -1;
/* Set dummy BSSID and SSID for testing. */
bss->bssid[0] = 0x02;
bss->bssid[1] = 0x00;
bss->bssid[2] = 0x00;
bss->bssid[3] = 0x00;
bss->bssid[4] = 0x00;
bss->bssid[5] = 0x01;
os_memcpy(bss->ssid, "test", 5);
bss->ssid_len = 4;
if (global->bss_add_used) {
os_memcpy(drv->own_addr, global->req_addr, ETH_ALEN);
global->bss_add_used = 0;
}
eloop_register_timeout(1, 0, wpa_driver_test_poll, drv, NULL);
return bss;
}
static void wpa_driver_test_close_test_socket(struct wpa_driver_test_data *drv)
{
if (drv->test_socket >= 0) {
eloop_unregister_read_sock(drv->test_socket);
close(drv->test_socket);
drv->test_socket = -1;
}
if (drv->own_socket_path) {
unlink(drv->own_socket_path);
os_free(drv->own_socket_path);
drv->own_socket_path = NULL;
}
}
static void wpa_driver_test_deinit(void *priv)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
struct test_client_socket *cli, *prev;
int i;
#ifdef CONFIG_P2P
if (drv->p2p)
p2p_deinit(drv->p2p);
wpabuf_free(drv->pending_action_tx);
#endif /* CONFIG_P2P */
cli = drv->cli;
while (cli) {
prev = cli;
cli = cli->next;
os_free(prev);
}
#ifdef HOSTAPD
/* There should be only one BSS remaining at this point. */
if (dl_list_len(&drv->bss) != 1)
wpa_printf(MSG_ERROR, "%s: %u remaining BSS entries",
__func__, dl_list_len(&drv->bss));
#endif /* HOSTAPD */
test_driver_free_bsses(drv);
wpa_driver_test_close_test_socket(drv);
eloop_cancel_timeout(wpa_driver_test_scan_timeout, drv, drv->ctx);
eloop_cancel_timeout(wpa_driver_test_poll, drv, NULL);
eloop_cancel_timeout(test_remain_on_channel_timeout, drv, NULL);
os_free(drv->test_dir);
for (i = 0; i < MAX_SCAN_RESULTS; i++)
os_free(drv->scanres[i]);
os_free(drv->probe_req_ie);
wpa_trace_remove_ref(drv, ctx, drv->ctx);
os_free(drv);
}
static int wpa_driver_test_attach(struct wpa_driver_test_data *drv,
const char *dir, int ap)
{
#ifdef DRIVER_TEST_UNIX
static unsigned int counter = 0;
struct sockaddr_un addr;
size_t len;
os_free(drv->own_socket_path);
if (dir) {
len = os_strlen(dir) + 30;
drv->own_socket_path = os_malloc(len);
if (drv->own_socket_path == NULL)
return -1;
os_snprintf(drv->own_socket_path, len, "%s/%s-" MACSTR,
dir, ap ? "AP" : "STA", MAC2STR(drv->own_addr));
} else {
drv->own_socket_path = os_malloc(100);
if (drv->own_socket_path == NULL)
return -1;
os_snprintf(drv->own_socket_path, 100,
"/tmp/wpa_supplicant_test-%d-%d",
getpid(), counter++);
}
drv->test_socket = socket(PF_UNIX, SOCK_DGRAM, 0);
if (drv->test_socket < 0) {
perror("socket(PF_UNIX)");
os_free(drv->own_socket_path);
drv->own_socket_path = NULL;
return -1;
}
os_memset(&addr, 0, sizeof(addr));
addr.sun_family = AF_UNIX;
os_strlcpy(addr.sun_path, drv->own_socket_path, sizeof(addr.sun_path));
if (bind(drv->test_socket, (struct sockaddr *) &addr,
sizeof(addr)) < 0) {
perror("test-driver-attach: bind(PF_UNIX)");
close(drv->test_socket);
unlink(drv->own_socket_path);
os_free(drv->own_socket_path);
drv->own_socket_path = NULL;
return -1;
}
eloop_register_read_sock(drv->test_socket,
wpa_driver_test_receive_unix, drv, NULL);
return 0;
#else /* DRIVER_TEST_UNIX */
return -1;
#endif /* DRIVER_TEST_UNIX */
}
static int wpa_driver_test_attach_udp(struct wpa_driver_test_data *drv,
char *dst)
{
char *pos;
pos = os_strchr(dst, ':');
if (pos == NULL)
return -1;
*pos++ = '\0';
wpa_printf(MSG_DEBUG, "%s: addr=%s port=%s", __func__, dst, pos);
drv->test_socket = socket(PF_INET, SOCK_DGRAM, 0);
if (drv->test_socket < 0) {
perror("socket(PF_INET)");
return -1;
}
os_memset(&drv->hostapd_addr_udp, 0, sizeof(drv->hostapd_addr_udp));
drv->hostapd_addr_udp.sin_family = AF_INET;
#if defined(CONFIG_NATIVE_WINDOWS) || defined(CONFIG_ANSI_C_EXTRA)
{
int a[4];
u8 *pos;
sscanf(dst, "%d.%d.%d.%d", &a[0], &a[1], &a[2], &a[3]);
pos = (u8 *) &drv->hostapd_addr_udp.sin_addr;
*pos++ = a[0];
*pos++ = a[1];
*pos++ = a[2];
*pos++ = a[3];
}
#else /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
inet_aton(dst, &drv->hostapd_addr_udp.sin_addr);
#endif /* CONFIG_NATIVE_WINDOWS or CONFIG_ANSI_C_EXTRA */
drv->hostapd_addr_udp.sin_port = htons(atoi(pos));
drv->hostapd_addr_udp_set = 1;
eloop_register_read_sock(drv->test_socket,
wpa_driver_test_receive_unix, drv, NULL);
return 0;
}
static int wpa_driver_test_set_param(void *priv, const char *param)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
const char *pos;
wpa_printf(MSG_DEBUG, "%s: param='%s'", __func__, param);
if (param == NULL)
return 0;
wpa_driver_test_close_test_socket(drv);
#ifdef DRIVER_TEST_UNIX
pos = os_strstr(param, "test_socket=");
if (pos) {
const char *pos2;
size_t len;
pos += 12;
pos2 = os_strchr(pos, ' ');
if (pos2)
len = pos2 - pos;
else
len = os_strlen(pos);
if (len > sizeof(drv->hostapd_addr.sun_path))
return -1;
os_memset(&drv->hostapd_addr, 0, sizeof(drv->hostapd_addr));
drv->hostapd_addr.sun_family = AF_UNIX;
os_memcpy(drv->hostapd_addr.sun_path, pos, len);
drv->hostapd_addr_set = 1;
}
#endif /* DRIVER_TEST_UNIX */
pos = os_strstr(param, "test_dir=");
if (pos) {
char *end;
os_free(drv->test_dir);
drv->test_dir = os_strdup(pos + 9);
if (drv->test_dir == NULL)
return -1;
end = os_strchr(drv->test_dir, ' ');
if (end)
*end = '\0';
if (wpa_driver_test_attach(drv, drv->test_dir, 0))
return -1;
} else {
pos = os_strstr(param, "test_udp=");
if (pos) {
char *dst, *epos;
dst = os_strdup(pos + 9);
if (dst == NULL)
return -1;
epos = os_strchr(dst, ' ');
if (epos)
*epos = '\0';
if (wpa_driver_test_attach_udp(drv, dst))
return -1;
os_free(dst);
} else if (wpa_driver_test_attach(drv, NULL, 0))
return -1;
}
if (os_strstr(param, "use_associnfo=1")) {
wpa_printf(MSG_DEBUG, "test_driver: Use AssocInfo events");
drv->use_associnfo = 1;
}
if (os_strstr(param, "p2p_mgmt=1")) {
wpa_printf(MSG_DEBUG, "test_driver: Use internal P2P "
"management");
if (wpa_driver_test_init_p2p(drv) < 0)
return -1;
}
return 0;
}
static const u8 * wpa_driver_test_get_mac_addr(void *priv)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "%s", __func__);
return drv->own_addr;
}
static int wpa_driver_test_send_eapol(void *priv, const u8 *dest, u16 proto,
const u8 *data, size_t data_len)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
char *msg;
size_t msg_len;
struct l2_ethhdr eth;
struct sockaddr *addr;
socklen_t alen;
#ifdef DRIVER_TEST_UNIX
struct sockaddr_un addr_un;
#endif /* DRIVER_TEST_UNIX */
wpa_hexdump(MSG_MSGDUMP, "test_send_eapol TX frame", data, data_len);
os_memset(&eth, 0, sizeof(eth));
os_memcpy(eth.h_dest, dest, ETH_ALEN);
os_memcpy(eth.h_source, drv->own_addr, ETH_ALEN);
eth.h_proto = host_to_be16(proto);
msg_len = 6 + sizeof(eth) + data_len;
msg = os_malloc(msg_len);
if (msg == NULL)
return -1;
os_memcpy(msg, "EAPOL ", 6);
os_memcpy(msg + 6, &eth, sizeof(eth));
os_memcpy(msg + 6 + sizeof(eth), data, data_len);
if (os_memcmp(dest, dbss->bssid, ETH_ALEN) == 0 ||
drv->test_dir == NULL) {
if (drv->hostapd_addr_udp_set) {
addr = (struct sockaddr *) &drv->hostapd_addr_udp;
alen = sizeof(drv->hostapd_addr_udp);
} else {
#ifdef DRIVER_TEST_UNIX
addr = (struct sockaddr *) &drv->hostapd_addr;
alen = sizeof(drv->hostapd_addr);
#else /* DRIVER_TEST_UNIX */
os_free(msg);
return -1;
#endif /* DRIVER_TEST_UNIX */
}
} else {
#ifdef DRIVER_TEST_UNIX
struct stat st;
os_memset(&addr_un, 0, sizeof(addr_un));
addr_un.sun_family = AF_UNIX;
os_snprintf(addr_un.sun_path, sizeof(addr_un.sun_path),
"%s/STA-" MACSTR, drv->test_dir, MAC2STR(dest));
if (stat(addr_un.sun_path, &st) < 0) {
os_snprintf(addr_un.sun_path, sizeof(addr_un.sun_path),
"%s/AP-" MACSTR,
drv->test_dir, MAC2STR(dest));
}
addr = (struct sockaddr *) &addr_un;
alen = sizeof(addr_un);
#else /* DRIVER_TEST_UNIX */
os_free(msg);
return -1;
#endif /* DRIVER_TEST_UNIX */
}
if (sendto(drv->test_socket, msg, msg_len, 0, addr, alen) < 0) {
perror("sendmsg(test_socket)");
os_free(msg);
return -1;
}
os_free(msg);
return 0;
}
static int wpa_driver_test_get_capa(void *priv, struct wpa_driver_capa *capa)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
os_memset(capa, 0, sizeof(*capa));
capa->key_mgmt = WPA_DRIVER_CAPA_KEY_MGMT_WPA |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK |
WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE |
WPA_DRIVER_CAPA_KEY_MGMT_FT |
WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK;
capa->enc = WPA_DRIVER_CAPA_ENC_WEP40 |
WPA_DRIVER_CAPA_ENC_WEP104 |
WPA_DRIVER_CAPA_ENC_TKIP |
WPA_DRIVER_CAPA_ENC_CCMP;
capa->auth = WPA_DRIVER_AUTH_OPEN |
WPA_DRIVER_AUTH_SHARED |
WPA_DRIVER_AUTH_LEAP;
if (drv->p2p)
capa->flags |= WPA_DRIVER_FLAGS_P2P_MGMT;
capa->flags |= WPA_DRIVER_FLAGS_AP;
capa->flags |= WPA_DRIVER_FLAGS_P2P_CONCURRENT;
capa->flags |= WPA_DRIVER_FLAGS_P2P_DEDICATED_INTERFACE;
capa->flags |= WPA_DRIVER_FLAGS_P2P_CAPABLE;
capa->max_scan_ssids = 2;
capa->max_remain_on_chan = 60000;
return 0;
}
static int wpa_driver_test_mlme_setprotection(void *priv, const u8 *addr,
int protect_type,
int key_type)
{
wpa_printf(MSG_DEBUG, "%s: protect_type=%d key_type=%d",
__func__, protect_type, key_type);
if (addr) {
wpa_printf(MSG_DEBUG, "%s: addr=" MACSTR,
__func__, MAC2STR(addr));
}
return 0;
}
static void * wpa_driver_test_global_init(void)
{
struct wpa_driver_test_global *global;
global = os_zalloc(sizeof(*global));
return global;
}
static void wpa_driver_test_global_deinit(void *priv)
{
struct wpa_driver_test_global *global = priv;
os_free(global);
}
static struct wpa_interface_info *
wpa_driver_test_get_interfaces(void *global_priv)
{
/* struct wpa_driver_test_global *global = priv; */
struct wpa_interface_info *iface;
iface = os_zalloc(sizeof(*iface));
if (iface == NULL)
return iface;
iface->ifname = os_strdup("sta0");
iface->desc = os_strdup("test interface 0");
iface->drv_name = "test";
iface->next = os_zalloc(sizeof(*iface));
if (iface->next) {
iface->next->ifname = os_strdup("sta1");
iface->next->desc = os_strdup("test interface 1");
iface->next->drv_name = "test";
}
return iface;
}
static struct hostapd_hw_modes *
wpa_driver_test_get_hw_feature_data(void *priv, u16 *num_modes, u16 *flags)
{
struct hostapd_hw_modes *modes;
size_t i;
*num_modes = 3;
*flags = 0;
modes = os_calloc(*num_modes, sizeof(struct hostapd_hw_modes));
if (modes == NULL)
return NULL;
modes[0].mode = HOSTAPD_MODE_IEEE80211G;
modes[0].num_channels = 11;
modes[0].num_rates = 12;
modes[0].channels = os_calloc(11, sizeof(struct hostapd_channel_data));
modes[0].rates = os_calloc(modes[0].num_rates, sizeof(int));
if (modes[0].channels == NULL || modes[0].rates == NULL)
goto fail;
for (i = 0; i < 11; i++) {
modes[0].channels[i].chan = i + 1;
modes[0].channels[i].freq = 2412 + 5 * i;
modes[0].channels[i].flag = 0;
}
modes[0].rates[0] = 10;
modes[0].rates[1] = 20;
modes[0].rates[2] = 55;
modes[0].rates[3] = 110;
modes[0].rates[4] = 60;
modes[0].rates[5] = 90;
modes[0].rates[6] = 120;
modes[0].rates[7] = 180;
modes[0].rates[8] = 240;
modes[0].rates[9] = 360;
modes[0].rates[10] = 480;
modes[0].rates[11] = 540;
modes[1].mode = HOSTAPD_MODE_IEEE80211B;
modes[1].num_channels = 11;
modes[1].num_rates = 4;
modes[1].channels = os_calloc(11, sizeof(struct hostapd_channel_data));
modes[1].rates = os_calloc(modes[1].num_rates, sizeof(int));
if (modes[1].channels == NULL || modes[1].rates == NULL)
goto fail;
for (i = 0; i < 11; i++) {
modes[1].channels[i].chan = i + 1;
modes[1].channels[i].freq = 2412 + 5 * i;
modes[1].channels[i].flag = 0;
}
modes[1].rates[0] = 10;
modes[1].rates[1] = 20;
modes[1].rates[2] = 55;
modes[1].rates[3] = 110;
modes[2].mode = HOSTAPD_MODE_IEEE80211A;
modes[2].num_channels = 1;
modes[2].num_rates = 8;
modes[2].channels = os_calloc(1, sizeof(struct hostapd_channel_data));
modes[2].rates = os_calloc(modes[2].num_rates, sizeof(int));
if (modes[2].channels == NULL || modes[2].rates == NULL)
goto fail;
modes[2].channels[0].chan = 60;
modes[2].channels[0].freq = 5300;
modes[2].channels[0].flag = 0;
modes[2].rates[0] = 60;
modes[2].rates[1] = 90;
modes[2].rates[2] = 120;
modes[2].rates[3] = 180;
modes[2].rates[4] = 240;
modes[2].rates[5] = 360;
modes[2].rates[6] = 480;
modes[2].rates[7] = 540;
return modes;
fail:
if (modes) {
for (i = 0; i < *num_modes; i++) {
os_free(modes[i].channels);
os_free(modes[i].rates);
}
os_free(modes);
}
return NULL;
}
static int wpa_driver_test_set_freq(void *priv,
struct hostapd_freq_params *freq)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "test: set_freq %u MHz", freq->freq);
drv->current_freq = freq->freq;
return 0;
}
static int wpa_driver_test_send_action(void *priv, unsigned int freq,
unsigned int wait,
const u8 *dst, const u8 *src,
const u8 *bssid,
const u8 *data, size_t data_len,
int no_cck)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
int ret = -1;
u8 *buf;
struct ieee80211_hdr *hdr;
wpa_printf(MSG_DEBUG, "test: Send Action frame");
if ((drv->remain_on_channel_freq &&
freq != drv->remain_on_channel_freq) ||
(drv->remain_on_channel_freq == 0 &&
freq != (unsigned int) drv->current_freq)) {
wpa_printf(MSG_DEBUG, "test: Reject Action frame TX on "
"unexpected channel: freq=%u MHz (current_freq=%u "
"MHz, remain-on-channel freq=%u MHz)",
freq, drv->current_freq,
drv->remain_on_channel_freq);
return -1;
}
buf = os_zalloc(24 + data_len);
if (buf == NULL)
return ret;
os_memcpy(buf + 24, data, data_len);
hdr = (struct ieee80211_hdr *) buf;
hdr->frame_control =
IEEE80211_FC(WLAN_FC_TYPE_MGMT, WLAN_FC_STYPE_ACTION);
os_memcpy(hdr->addr1, dst, ETH_ALEN);
os_memcpy(hdr->addr2, src, ETH_ALEN);
os_memcpy(hdr->addr3, bssid, ETH_ALEN);
ret = wpa_driver_test_send_mlme(priv, buf, 24 + data_len, 0);
os_free(buf);
return ret;
}
#ifdef CONFIG_P2P
static void test_send_action_cb(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
if (drv->pending_action_tx == NULL)
return;
if (drv->off_channel_freq != drv->pending_action_freq) {
wpa_printf(MSG_DEBUG, "P2P: Pending Action frame TX "
"waiting for another freq=%u",
drv->pending_action_freq);
return;
}
wpa_printf(MSG_DEBUG, "P2P: Sending pending Action frame to "
MACSTR, MAC2STR(drv->pending_action_dst));
wpa_driver_test_send_action(drv, drv->pending_action_freq, 0,
drv->pending_action_dst,
drv->pending_action_src,
drv->pending_action_bssid,
wpabuf_head(drv->pending_action_tx),
wpabuf_len(drv->pending_action_tx),
drv->pending_action_no_cck);
}
#endif /* CONFIG_P2P */
static void test_remain_on_channel_timeout(void *eloop_ctx, void *timeout_ctx)
{
struct wpa_driver_test_data *drv = eloop_ctx;
union wpa_event_data data;
wpa_printf(MSG_DEBUG, "test: Remain-on-channel timeout");
os_memset(&data, 0, sizeof(data));
data.remain_on_channel.freq = drv->remain_on_channel_freq;
data.remain_on_channel.duration = drv->remain_on_channel_duration;
if (drv->p2p)
drv->off_channel_freq = 0;
drv->remain_on_channel_freq = 0;
wpa_supplicant_event(drv->ctx, EVENT_CANCEL_REMAIN_ON_CHANNEL, &data);
}
static int wpa_driver_test_remain_on_channel(void *priv, unsigned int freq,
unsigned int duration)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
union wpa_event_data data;
wpa_printf(MSG_DEBUG, "%s(freq=%u, duration=%u)",
__func__, freq, duration);
if (drv->remain_on_channel_freq &&
drv->remain_on_channel_freq != freq) {
wpa_printf(MSG_DEBUG, "test: Refuse concurrent "
"remain_on_channel request");
return -1;
}
drv->remain_on_channel_freq = freq;
drv->remain_on_channel_duration = duration;
eloop_cancel_timeout(test_remain_on_channel_timeout, drv, NULL);
eloop_register_timeout(duration / 1000, (duration % 1000) * 1000,
test_remain_on_channel_timeout, drv, NULL);
os_memset(&data, 0, sizeof(data));
data.remain_on_channel.freq = freq;
data.remain_on_channel.duration = duration;
wpa_supplicant_event(drv->ctx, EVENT_REMAIN_ON_CHANNEL, &data);
#ifdef CONFIG_P2P
if (drv->p2p) {
drv->off_channel_freq = drv->remain_on_channel_freq;
test_send_action_cb(drv, NULL);
if (drv->off_channel_freq == drv->pending_listen_freq) {
p2p_listen_cb(drv->p2p, drv->pending_listen_freq,
drv->pending_listen_duration);
drv->pending_listen_freq = 0;
}
}
#endif /* CONFIG_P2P */
return 0;
}
static int wpa_driver_test_cancel_remain_on_channel(void *priv)
{
struct test_driver_bss *dbss = priv;
struct wpa_driver_test_data *drv = dbss->drv;
wpa_printf(MSG_DEBUG, "%s", __func__);
if (!drv->remain_on_channel_freq)
return -1;
drv->remain_on_channel_freq = 0;
eloop_cancel_timeout(test_remain_on_channel_timeout, drv, NULL);
return 0;
}
static int wpa_driver_test_probe_req_report(void *priv, int report)
{
struct test_dri