#endif
#include <stdio.h>
+#include <unistd.h>
#include <errno.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
#include <net/ethernet.h>
#include <gdbus.h>
#define CONNMAN_API_SUBJECT_TO_CHANGE
#include <connman/device.h>
+#include <connman/option.h>
+#include <connman/inet.h>
#include <connman/dbus.h>
#include <connman/log.h>
-#include "inet.h"
#include "supplicant.h"
#define TIMEOUT 5000
struct supplicant_result {
char *path;
char *name;
- char *addr;
+ unsigned char *addr;
+ unsigned int addr_len;
unsigned char *ssid;
unsigned int ssid_len;
dbus_uint16_t capabilities;
gboolean has_wpa;
gboolean has_rsn;
gboolean has_wps;
+ dbus_int32_t frequency;
dbus_int32_t quality;
dbus_int32_t noise;
dbus_int32_t level;
char *ifname;
struct connman_device *device;
struct connman_network *network;
+ struct connman_network *pending_network;
char *path;
char *netpath;
gboolean created;
enum supplicant_state state;
gboolean noscan;
GSList *scan_results;
+ struct iw_range *range;
+ gboolean connecting;
+ gboolean disconnecting;
};
static GSList *task_list = NULL;
for (list = task_list; list; list = list->next) {
struct supplicant_task *task = list->data;
- if (g_str_equal(task->path, path) == TRUE)
+ if (g_strcmp0(task->path, path) == 0)
return task;
}
return NULL;
}
+static int get_range(struct supplicant_task *task)
+{
+ struct iwreq wrq;
+ int fd, err;
+
+ fd = socket(PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0)
+ return -1;
+
+ memset(&wrq, 0, sizeof(struct iwreq));
+ strncpy(wrq.ifr_name, task->ifname, IFNAMSIZ);
+ wrq.u.data.pointer = task->range;
+ wrq.u.data.length = sizeof(struct iw_range);
+
+ err = ioctl(fd, SIOCGIWRANGE, &wrq);
+
+ close(fd);
+
+ return err;
+}
+
+static char *get_bssid(struct connman_device *device)
+{
+ char *bssid;
+ unsigned char ioctl_bssid[ETH_ALEN];
+ int ifindex;
+ char *ifname;
+ struct iwreq wrq;
+ int fd, err;
+
+ ifindex = connman_device_get_index(device);
+ if (ifindex < 0)
+ return NULL;
+
+ ifname = connman_inet_ifname(ifindex);
+ if (ifname == NULL)
+ return NULL;
+
+ fd = socket(PF_INET, SOCK_DGRAM, 0);
+ if (fd < 0) {
+ g_free(ifname);
+ return NULL;
+ }
+
+ memset(&wrq, 0, sizeof(wrq));
+ strncpy(wrq.ifr_name, ifname, IFNAMSIZ);
+
+ err = ioctl(fd, SIOCGIWAP, &wrq);
+
+ g_free(ifname);
+ close(fd);
+
+ if (err < 0)
+ return NULL;
+
+ memcpy(ioctl_bssid, wrq.u.ap_addr.sa_data, ETH_ALEN);
+
+ bssid = g_try_malloc0(13);
+ if (bssid == NULL)
+ return NULL;
+
+ snprintf(bssid, 13, "%02x%02x%02x%02x%02x%02x",
+ ioctl_bssid[0], ioctl_bssid[1],
+ ioctl_bssid[2], ioctl_bssid[3],
+ ioctl_bssid[4], ioctl_bssid[5]);
+
+ return bssid;
+}
+
static void add_interface_reply(DBusPendingCall *call, void *user_data)
{
struct supplicant_task *task = user_data;
return;
if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR)
- goto done;
+ goto failed;
dbus_error_init(&error);
dbus_error_free(&error);
} else
connman_error("Wrong arguments for add interface");
- goto done;
+ goto failed;
}
DBG("path %s", path);
connman_device_set_powered(task->device, TRUE);
-done:
dbus_message_unref(reply);
+
+ return;
+
+failed:
+ task_list = g_slist_remove(task_list, task);
+
+ connman_device_unref(task->device);
+
+ free_task(task);
}
static int add_interface(struct supplicant_task *task)
{
+ const char *driver = connman_option_get_string("wifi");
DBusMessage *message;
+ DBusMessageIter array, dict;
DBusPendingCall *call;
DBG("task %p", task);
if (message == NULL)
return -ENOMEM;
- dbus_message_append_args(message, DBUS_TYPE_STRING, &task->ifname,
- DBUS_TYPE_INVALID);
+ dbus_message_iter_init_append(message, &array);
+
+ dbus_message_iter_append_basic(&array,
+ DBUS_TYPE_STRING, &task->ifname);
+
+ dbus_message_iter_open_container(&array, DBUS_TYPE_ARRAY,
+ DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
+ DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
+ DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
+
+ connman_dbus_dict_append_variant(&dict, "driver",
+ DBUS_TYPE_STRING, &driver);
+
+ dbus_message_iter_close_container(&array, &dict);
if (dbus_connection_send_with_reply(connection, message,
&call, TIMEOUT) == FALSE) {
return -EIO;
}
+ if (call == NULL) {
+ connman_error("D-Bus connection not available");
+ dbus_message_unref(message);
+ return -EIO;
+ }
+
dbus_pending_call_set_notify(call, add_interface_reply, task, NULL);
dbus_message_unref(message);
return -EIO;
}
+ if (call == NULL) {
+ connman_error("D-Bus connection not available");
+ dbus_message_unref(message);
+ return -EIO;
+ }
+
dbus_pending_call_set_notify(call, get_interface_reply, task, NULL);
dbus_message_unref(message);
connman_device_unref(task->device);
+ connman_inet_ifdown(task->ifindex);
+
free_task(task);
dbus_message_unref(reply);
return -EIO;
}
+ if (call == NULL) {
+ connman_error("D-Bus connection not available");
+ dbus_message_unref(message);
+ return -EIO;
+ }
+
dbus_pending_call_set_notify(call, remove_interface_reply, task, NULL);
dbus_message_unref(message);
DBusMessage *message, *reply;
DBusMessageIter array, dict;
DBusError error;
+ dbus_uint32_t scan_ssid = 1;
DBG("task %p", task);
DBUS_TYPE_STRING_AS_STRING DBUS_TYPE_VARIANT_AS_STRING
DBUS_DICT_ENTRY_END_CHAR_AS_STRING, &dict);
- if (address == NULL) {
- dbus_uint32_t scan_ssid = 1;
- connman_dbus_dict_append_variant(&dict, "scan_ssid",
- DBUS_TYPE_UINT32, &scan_ssid);
- } else
+ connman_dbus_dict_append_variant(&dict, "scan_ssid",
+ DBUS_TYPE_UINT32, &scan_ssid);
+
+ if (address)
connman_dbus_dict_append_variant(&dict, "bssid",
DBUS_TYPE_STRING, &address);
DBUS_TYPE_BYTE, &network, len);
if (g_ascii_strcasecmp(security, "wpa") == 0 ||
- g_ascii_strcasecmp(security, "wpa2") == 0) {
+ g_ascii_strcasecmp(security, "rsn") == 0) {
const char *key_mgmt = "WPA-PSK";
connman_dbus_dict_append_variant(&dict, "key_mgmt",
DBUS_TYPE_STRING, &key_mgmt);
connman_dbus_dict_append_variant(&dict, "psk",
DBUS_TYPE_STRING, &passphrase);
} else if (g_ascii_strcasecmp(security, "wep") == 0) {
- const char *key_mgmt = "NONE", *index = "0";
+ const char *key_mgmt = "NONE";
+ const char *auth_alg = "OPEN SHARED";
+ const char *key_index = "0";
+
+ connman_dbus_dict_append_variant(&dict, "auth_alg",
+ DBUS_TYPE_STRING, &auth_alg);
+
connman_dbus_dict_append_variant(&dict, "key_mgmt",
DBUS_TYPE_STRING, &key_mgmt);
connman_dbus_dict_append_variant(&dict,
"wep_key0", DBUS_TYPE_STRING,
&passphrase);
+
connman_dbus_dict_append_variant(&dict, "wep_tx_keyidx",
- DBUS_TYPE_STRING, &index);
+ DBUS_TYPE_STRING, &key_index);
}
} else {
const char *key_mgmt = "NONE";
return 0;
}
+static struct {
+ char *name;
+ char *value;
+} special_ssid[] = {
+ { "<hidden>", "hidden" },
+ { "default", "linksys" },
+ { "wireless" },
+ { "linksys" },
+ { "netgear" },
+ { "dlink" },
+ { "2wire" },
+ { "compaq" },
+ { "tsunami" },
+ { "comcomcom", "3com" },
+ { "3Com", "3com" },
+ { "Symbol", "symbol" },
+ { "Motorola", "motorola" },
+ { "Wireless" , "wireless" },
+ { "WLAN", "wlan" },
+ { }
+};
+
+static char *build_group(const char *addr, const char *name,
+ const unsigned char *ssid, unsigned int ssid_len,
+ const char *mode, const char *security)
+{
+ GString *str;
+ unsigned int i;
+
+ if (addr == NULL)
+ return NULL;
+
+ str = g_string_sized_new((ssid_len * 2) + 24);
+ if (str == NULL)
+ return NULL;
+
+ if (ssid == NULL) {
+ g_string_append_printf(str, "hidden_%s", addr);
+ goto done;
+ }
+
+ for (i = 0; special_ssid[i].name; i++) {
+ if (g_strcmp0(special_ssid[i].name, name) == 0) {
+ if (special_ssid[i].value == NULL)
+ g_string_append_printf(str, "%s_%s",
+ name, addr);
+ else
+ g_string_append_printf(str, "%s_%s",
+ special_ssid[i].value, addr);
+ goto done;
+ }
+ }
+
+ if (ssid_len > 0 && ssid[0] != '\0') {
+ for (i = 0; i < ssid_len; i++)
+ g_string_append_printf(str, "%02x", ssid[i]);
+ } else
+ g_string_append_printf(str, "hidden_%s", addr);
+
+done:
+ g_string_append_printf(str, "_%s_%s", mode, security);
+
+ return g_string_free(str, FALSE);
+}
+
static void extract_addr(DBusMessageIter *value,
struct supplicant_result *result)
{
DBusMessageIter array;
- struct ether_addr *eth;
+ struct ether_addr eth;
unsigned char *addr;
int addr_len;
if (addr_len != 6)
return;
- eth = (void *) addr;
-
- result->addr = g_try_malloc0(18);
+ result->addr = g_try_malloc(addr_len);
if (result->addr == NULL)
return;
- snprintf(result->addr, 18, "%02X:%02X:%02X:%02X:%02X:%02X",
- eth->ether_addr_octet[0],
- eth->ether_addr_octet[1],
- eth->ether_addr_octet[2],
- eth->ether_addr_octet[3],
- eth->ether_addr_octet[4],
- eth->ether_addr_octet[5]);
+ memcpy(result->addr, addr, addr_len);
+ result->addr_len = addr_len;
- result->path = g_try_malloc0(18);
+ result->path = g_try_malloc0(13);
if (result->path == NULL)
return;
- snprintf(result->path, 18, "%02X_%02X_%02X_%02X_%02X_%02X",
- eth->ether_addr_octet[0],
- eth->ether_addr_octet[1],
- eth->ether_addr_octet[2],
- eth->ether_addr_octet[3],
- eth->ether_addr_octet[4],
- eth->ether_addr_octet[5]);
+ memcpy(ð, addr, sizeof(eth));
+ snprintf(result->path, 13, "%02x%02x%02x%02x%02x%02x",
+ eth.ether_addr_octet[0],
+ eth.ether_addr_octet[1],
+ eth.ether_addr_octet[2],
+ eth.ether_addr_octet[3],
+ eth.ether_addr_octet[4],
+ eth.ether_addr_octet[5]);
}
static void extract_ssid(DBusMessageIter *value,
{
DBusMessageIter array;
unsigned char *ssid;
- int ssid_len;
+ int ssid_len, i;
dbus_message_iter_recurse(value, &array);
dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len);
if (result->name == NULL)
return;
- memcpy(result->name, ssid, ssid_len);
+ for (i = 0; i < ssid_len; i++) {
+ if (g_ascii_isprint(ssid[i]))
+ result->name[i] = ssid[i];
+ else
+ result->name[i] = ' ';
+ }
}
static void extract_wpaie(DBusMessageIter *value,
result->has_wep = TRUE;
}
+static unsigned char calculate_strength(struct supplicant_task *task,
+ struct supplicant_result *result)
+{
+ if (task->range->max_qual.qual == 0) {
+ unsigned char strength;
+
+ if (result->level > 0)
+ strength = 100 - result->level;
+ else
+ strength = 120 + result->level;
+
+ if (strength > 100)
+ strength = 100;
+
+ return strength;
+ }
+
+ return (result->quality * 100) / task->range->max_qual.qual;
+}
+
+static unsigned short calculate_channel(struct supplicant_result *result)
+{
+ if (result->frequency < 0)
+ return 0;
+
+ return (result->frequency - 2407) / 5;
+}
+
static void get_properties(struct supplicant_task *task);
static void properties_reply(DBusPendingCall *call, void *user_data)
struct connman_network *network;
DBusMessage *reply;
DBusMessageIter array, dict;
- const char *mode, *security;
unsigned char strength;
+ unsigned short channel, frequency;
+ const char *mode, *security;
+ char *group = NULL;
+ unsigned int ssid_len;
DBG("task %p", task);
}
memset(&result, 0, sizeof(result));
+ result.frequency = -1;
+ result.quality = -1;
+ result.level = 0;
+ result.noise = 0;
dbus_message_iter_init(reply, &array);
extract_wpsie(&value, &result);
else if (g_str_equal(key, "capabilities") == TRUE)
extract_capabilites(&value, &result);
+ else if (g_str_equal(key, "frequency") == TRUE)
+ dbus_message_iter_get_basic(&value, &result.frequency);
else if (g_str_equal(key, "quality") == TRUE)
dbus_message_iter_get_basic(&value, &result.quality);
else if (g_str_equal(key, "noise") == TRUE)
if (result.path[0] == '\0')
goto done;
- strength = result.quality;
+ if (result.frequency > 0 && result.frequency < 14)
+ result.frequency = 2407 + (5 * result.frequency);
+ else if (result.frequency == 14)
+ result.frequency = 2484;
+
+ strength = calculate_strength(task, &result);
+ channel = calculate_channel(&result);
+
+ frequency = (result.frequency < 0) ? 0 : result.frequency;
if (result.has_rsn == TRUE)
- security = "wpa2";
+ security = "rsn";
else if (result.has_wpa == TRUE)
security = "wpa";
else if (result.has_wep == TRUE)
else
security = "none";
+ mode = (result.adhoc == TRUE) ? "adhoc" : "managed";
+
+ group = build_group(result.path, result.name,
+ result.ssid, result.ssid_len,
+ mode, security);
+
network = connman_device_get_network(task->device, result.path);
if (network == NULL) {
int index;
connman_network_set_protocol(network,
CONNMAN_NETWORK_PROTOCOL_IP);
- connman_network_set_string(network, "Address", result.addr);
+ connman_network_set_address(network, result.addr,
+ result.addr_len);
if (connman_device_add_network(task->device, network) < 0) {
connman_network_unref(network);
}
if (result.name != NULL && result.name[0] != '\0')
- connman_network_set_string(network, "Name", result.name);
+ connman_network_set_name(network, result.name);
- connman_network_set_blob(network, "WiFi.SSID",
- result.ssid, result.ssid_len);
+ if (connman_network_get_blob(network, "WiFi.SSID", &ssid_len) == NULL) {
+ connman_network_set_blob(network, "WiFi.SSID",
+ result.ssid, result.ssid_len);
+ }
- mode = (result.adhoc == TRUE) ? "adhoc" : "managed";
connman_network_set_string(network, "WiFi.Mode", mode);
DBG("%s (%s %s) strength %d (%s)",
- result.name, mode, security, strength,
- (result.has_wps == TRUE) ? "WPS" : "no WPS");
+ result.name, mode, security, strength,
+ (result.has_wps == TRUE) ? "WPS" : "no WPS");
connman_network_set_available(network, TRUE);
- connman_network_set_uint8(network, "Strength", strength);
+ connman_network_set_strength(network, strength);
+ connman_network_set_uint16(network, "Frequency", frequency);
+ connman_network_set_uint16(network, "WiFi.Channel", channel);
connman_network_set_string(network, "WiFi.Security", security);
+ if (result.ssid != NULL)
+ connman_network_set_group(network, group);
+
done:
+ g_free(group);
+
g_free(result.path);
g_free(result.addr);
g_free(result.name);
goto noscan;
}
+ if (call == NULL) {
+ connman_error("D-Bus connection not available");
+ dbus_message_unref(message);
+ goto noscan;
+ }
+
dbus_pending_call_set_notify(call, properties_reply, task, NULL);
dbus_message_unref(message);
if (task->noscan == FALSE)
connman_device_set_scanning(task->device, TRUE);
+ if (call == NULL) {
+ connman_error("D-Bus connection not available");
+ goto done;
+ }
+
dbus_pending_call_set_notify(call, scan_results_reply, task, NULL);
done:
return WPA_INVALID;
}
+static int task_connect(struct supplicant_task *task)
+{
+ const char *address, *security, *passphrase;
+ const void *ssid;
+ unsigned int ssid_len;
+
+ address = connman_network_get_string(task->network, "Address");
+ security = connman_network_get_string(task->network, "WiFi.Security");
+ passphrase = connman_network_get_string(task->network, "WiFi.Passphrase");
+
+ ssid = connman_network_get_blob(task->network, "WiFi.SSID", &ssid_len);
+
+ DBG("address %s security %s passphrase %s",
+ address, security, passphrase);
+
+ if (security == NULL && passphrase == NULL)
+ return -EINVAL;
+
+ if (g_str_equal(security, "none") == FALSE && passphrase == NULL)
+ return -EINVAL;
+
+ task->connecting = TRUE;
+
+ add_network(task);
+
+ select_network(task);
+ disable_network(task);
+
+ set_network(task, ssid, ssid_len, address, security, passphrase);
+
+ enable_network(task);
+
+ return 0;
+}
+
static void state_change(struct supplicant_task *task, DBusMessage *msg)
{
DBusError error;
switch (task->state) {
case WPA_COMPLETED:
+ if (connman_network_get_group(task->network) == NULL) {
+ const char *name, *mode, *security;
+ char *bssid;
+
+ /*
+ * This is a hidden network, we need to set its
+ * group based on the BSSID we just joined.
+ */
+ bssid = get_bssid(task->device);
+
+ name = connman_network_get_string(task->network,
+ "Name");
+ mode = connman_network_get_string(task->network,
+ "WiFi.Mode");
+ security = connman_network_get_string(task->network,
+ "WiFi.Security");
+
+ if (bssid && name && mode && security) {
+ char *group;
+
+ group = build_group(bssid, name, NULL, 0,
+ mode, security);
+ connman_network_set_group(task->network, group);
+ g_free(group);
+ }
+
+ g_free(bssid);
+ }
+
/* carrier on */
connman_network_set_connected(task->network, TRUE);
connman_device_set_scanning(task->device, FALSE);
+ task->connecting = FALSE;
break;
+
case WPA_DISCONNECTED:
- /* carrier off */
- connman_network_set_connected(task->network, FALSE);
- connman_device_set_scanning(task->device, FALSE);
+ if (task->disconnecting == TRUE) {
+ connman_network_set_connected(task->network, FALSE);
+ connman_network_unref(task->network);
+ task->disconnecting = FALSE;
+
+ if (task->pending_network != NULL) {
+ task->network = task->pending_network;
+ task->pending_network = NULL;
+ task_connect(task);
+ }
+ } else {
+ /* carrier off */
+ connman_network_set_connected(task->network, FALSE);
+ connman_device_set_scanning(task->device, FALSE);
+ task->connecting = FALSE;
+ }
+ break;
+
+ case WPA_ASSOCIATING:
+ connman_network_set_associating(task->network, TRUE);
break;
+
default:
+ connman_network_set_associating(task->network, FALSE);
break;
}
}
int supplicant_start(struct connman_device *device)
{
struct supplicant_task *task;
+ int err;
DBG("device %p", device);
return -ENOMEM;
task->ifindex = connman_device_get_index(device);
- task->ifname = inet_index2name(task->ifindex);
+ task->ifname = connman_inet_ifname(task->ifindex);
if (task->ifname == NULL) {
- g_free(task);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto failed;
+ }
+
+ task->range = g_try_malloc0(sizeof(struct iw_range));
+ if (task->range == NULL) {
+ err = -ENOMEM;
+ goto failed;
}
+ err = get_range(task);
+ if (err < 0)
+ goto failed;
+
task->device = connman_device_ref(device);
task->created = FALSE;
task->noscan = FALSE;
task->state = WPA_INVALID;
+ task->connecting = FALSE;
+ task->disconnecting = FALSE;
+ task->pending_network = NULL;
task_list = g_slist_append(task_list, task);
return create_interface(task);
+
+failed:
+ g_free(task->range);
+ g_free(task->ifname);
+ g_free(task);
+
+ return err;
}
int supplicant_stop(struct connman_device *device)
if (task == NULL)
return -ENODEV;
+ g_free(task->range);
+
task_list = g_slist_remove(task_list, task);
disable_network(task);
int supplicant_connect(struct connman_network *network)
{
struct supplicant_task *task;
- const char *address, *security, *passphrase;
- const void *ssid;
- unsigned int ssid_len;
int index;
DBG("network %p", network);
- address = connman_network_get_string(network, "Address");
- security = connman_network_get_string(network, "WiFi.Security");
- passphrase = connman_network_get_string(network, "WiFi.Passphrase");
-
- ssid = connman_network_get_blob(network, "WiFi.SSID", &ssid_len);
-
- DBG("address %s security %s passphrase %s",
- address, security, passphrase);
-
- if (security == NULL && passphrase == NULL)
- return -EINVAL;
-
- if (g_str_equal(security, "none") == FALSE && passphrase == NULL)
- return -EINVAL;
-
index = connman_network_get_index(network);
task = find_task_by_index(index);
if (task == NULL)
return -ENODEV;
- task->network = connman_network_ref(network);
-
- add_network(task);
-
- select_network(task);
- disable_network(task);
-
- set_network(task, ssid, ssid_len, address, security, passphrase);
-
- enable_network(task);
+ if (task->disconnecting == TRUE)
+ task->pending_network = connman_network_ref(network);
+ else {
+ task->network = connman_network_ref(network);
+ return task_connect(task);
+ }
return 0;
}
if (task == NULL)
return -ENODEV;
+ if (task->disconnecting == TRUE)
+ return -EINPROGRESS;
+
disable_network(task);
remove_network(task);
- connman_network_set_connected(task->network, FALSE);
-
- connman_network_unref(task->network);
+ task->disconnecting = TRUE;
return 0;
}
projects / framework / connectivity / connman.git / blobdiff