mirror of
https://git.kernel.org/pub/scm/network/wireless/iwd.git
synced 2024-10-04 02:18:49 +02:00
device: Move the rest of device specific code
.. out of wiphy.c
This commit is contained in:
Denis Kenzior
parent
0fe815f870
commit
74add19057
469
src/device.c
469
src/device.c
@ -26,6 +26,7 @@
|
||||
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
#include <time.h>
|
||||
|
||||
#include <ell/ell.h>
|
||||
|
||||
@ -49,6 +50,12 @@ struct device_watchlist_item {
|
||||
device_destroy_func_t destroy;
|
||||
};
|
||||
|
||||
struct autoconnect_entry {
|
||||
uint16_t rank;
|
||||
struct network *network;
|
||||
struct scan_bss *bss;
|
||||
};
|
||||
|
||||
static struct l_queue *device_watches = NULL;
|
||||
static uint32_t device_next_watch_id = 0;
|
||||
|
||||
@ -139,6 +146,65 @@ void __iwd_device_foreach(iwd_device_foreach_func func, void *user_data)
|
||||
}
|
||||
}
|
||||
|
||||
static const char *iwd_network_get_path(struct device *device,
|
||||
const uint8_t *ssid, size_t ssid_len,
|
||||
enum security security)
|
||||
{
|
||||
static char path[256];
|
||||
unsigned int pos, i;
|
||||
|
||||
pos = snprintf(path, sizeof(path), "%s/", device_get_path(device));
|
||||
|
||||
for (i = 0; i < ssid_len && pos < sizeof(path); i++)
|
||||
pos += snprintf(path + pos, sizeof(path) - pos, "%02x",
|
||||
ssid[i]);
|
||||
|
||||
snprintf(path + pos, sizeof(path) - pos, "_%s",
|
||||
security_to_str(security));
|
||||
|
||||
return path;
|
||||
}
|
||||
|
||||
static const char *device_state_to_string(enum device_state state)
|
||||
{
|
||||
switch (state) {
|
||||
case DEVICE_STATE_DISCONNECTED:
|
||||
return "disconnected";
|
||||
case DEVICE_STATE_AUTOCONNECT:
|
||||
return "autoconnect";
|
||||
case DEVICE_STATE_CONNECTING:
|
||||
return "connecting";
|
||||
case DEVICE_STATE_CONNECTED:
|
||||
return "connected";
|
||||
case DEVICE_STATE_DISCONNECTING:
|
||||
return "disconnecting";
|
||||
}
|
||||
|
||||
return "invalid";
|
||||
}
|
||||
|
||||
static void device_autoconnect_next(struct device *device)
|
||||
{
|
||||
struct autoconnect_entry *entry;
|
||||
int r;
|
||||
|
||||
while ((entry = l_queue_pop_head(device->autoconnect_list))) {
|
||||
l_debug("Considering autoconnecting to BSS '%s' with SSID: %s,"
|
||||
" freq: %u, rank: %u, strength: %i",
|
||||
util_address_to_string(entry->bss->addr),
|
||||
network_get_ssid(entry->network),
|
||||
entry->bss->frequency, entry->rank,
|
||||
entry->bss->signal_strength);
|
||||
|
||||
/* TODO: Blacklist the network from auto-connect */
|
||||
r = network_autoconnect(entry->network, entry->bss);
|
||||
l_free(entry);
|
||||
|
||||
if (!r)
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
static void bss_free(void *data)
|
||||
{
|
||||
struct scan_bss *bss = data;
|
||||
@ -157,6 +223,192 @@ static void network_free(void *data)
|
||||
network_remove(network, -ESHUTDOWN);
|
||||
}
|
||||
|
||||
static int autoconnect_rank_compare(const void *a, const void *b, void *user)
|
||||
{
|
||||
const struct autoconnect_entry *new_ae = a;
|
||||
const struct autoconnect_entry *ae = b;
|
||||
|
||||
return ae->rank - new_ae->rank;
|
||||
}
|
||||
|
||||
static bool process_network(const void *key, void *data, void *user_data)
|
||||
{
|
||||
struct network *network = data;
|
||||
struct device *device = user_data;
|
||||
|
||||
if (!network_bss_list_isempty(network)) {
|
||||
/* Build the network list ordered by rank */
|
||||
network_rank_update(network);
|
||||
|
||||
l_queue_insert(device->networks_sorted, network,
|
||||
network_rank_compare, NULL);
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Drop networks that have no more BSSs in range */
|
||||
l_debug("No remaining BSSs for SSID: %s -- Removing network",
|
||||
network_get_ssid(network));
|
||||
network_remove(network, -ERANGE);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static void process_bss(struct device *device, struct scan_bss *bss,
|
||||
struct timespec *timestamp)
|
||||
{
|
||||
struct network *network;
|
||||
enum security security;
|
||||
const char *path;
|
||||
double rankmod;
|
||||
struct autoconnect_entry *entry;
|
||||
|
||||
l_debug("Found BSS '%s' with SSID: %s, freq: %u, rank: %u, "
|
||||
"strength: %i",
|
||||
util_address_to_string(bss->addr),
|
||||
util_ssid_to_utf8(bss->ssid_len, bss->ssid),
|
||||
bss->frequency, bss->rank, bss->signal_strength);
|
||||
|
||||
if (!util_ssid_is_utf8(bss->ssid_len, bss->ssid)) {
|
||||
l_warn("Ignoring BSS with non-UTF8 SSID");
|
||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* If both an RSN and a WPA elements are present currently
|
||||
* RSN takes priority and the WPA IE is ignored.
|
||||
*/
|
||||
if (bss->rsne) {
|
||||
struct ie_rsn_info rsne;
|
||||
int res = ie_parse_rsne_from_data(bss->rsne, bss->rsne[1] + 2,
|
||||
&rsne);
|
||||
if (res < 0) {
|
||||
l_debug("Cannot parse RSN field (%d, %s)",
|
||||
res, strerror(-res));
|
||||
return;
|
||||
}
|
||||
|
||||
security = scan_get_security(bss->capability, &rsne);
|
||||
|
||||
if (security == SECURITY_PSK)
|
||||
bss->sha256 =
|
||||
rsne.akm_suites & IE_RSN_AKM_SUITE_PSK_SHA256;
|
||||
else if (security == SECURITY_8021X)
|
||||
bss->sha256 =
|
||||
rsne.akm_suites & IE_RSN_AKM_SUITE_8021X_SHA256;
|
||||
} else if (bss->wpa) {
|
||||
struct ie_rsn_info wpa;
|
||||
int res = ie_parse_wpa_from_data(bss->wpa, bss->wpa[1] + 2,
|
||||
&wpa);
|
||||
if (res < 0) {
|
||||
l_debug("Cannot parse WPA IE (%d, %s)",
|
||||
res, strerror(-res));
|
||||
return;
|
||||
}
|
||||
|
||||
security = scan_get_security(bss->capability, &wpa);
|
||||
} else
|
||||
security = scan_get_security(bss->capability, NULL);
|
||||
|
||||
path = iwd_network_get_path(device, bss->ssid, bss->ssid_len,
|
||||
security);
|
||||
|
||||
network = l_hashmap_lookup(device->networks, path);
|
||||
if (!network) {
|
||||
network = network_create(device, bss->ssid, bss->ssid_len,
|
||||
security);
|
||||
|
||||
if (!network_register(network, path)) {
|
||||
network_remove(network, -EINVAL);
|
||||
return;
|
||||
}
|
||||
|
||||
l_hashmap_insert(device->networks,
|
||||
network_get_path(network), network);
|
||||
l_debug("Added new Network \"%s\" security %s",
|
||||
network_get_ssid(network), security_to_str(security));
|
||||
}
|
||||
|
||||
if (network_bss_list_isempty(network))
|
||||
network_seen(network, timestamp);
|
||||
|
||||
network_bss_add(network, bss);
|
||||
|
||||
/* See if network is autoconnectable (is a known network) */
|
||||
if (!network_rankmod(network, &rankmod))
|
||||
return;
|
||||
|
||||
entry = l_new(struct autoconnect_entry, 1);
|
||||
entry->network = network;
|
||||
entry->bss = bss;
|
||||
entry->rank = bss->rank * rankmod;
|
||||
l_queue_insert(device->autoconnect_list, entry,
|
||||
autoconnect_rank_compare, NULL);
|
||||
}
|
||||
|
||||
static bool bss_match(const void *a, const void *b)
|
||||
{
|
||||
const struct scan_bss *bss_a = a;
|
||||
const struct scan_bss *bss_b = b;
|
||||
|
||||
return !memcmp(bss_a->addr, bss_b->addr, sizeof(bss_a->addr));
|
||||
}
|
||||
|
||||
static bool new_scan_results(uint32_t wiphy_id, uint32_t ifindex,
|
||||
struct l_queue *bss_list, void *userdata)
|
||||
{
|
||||
struct device *device = userdata;
|
||||
struct network *network;
|
||||
const struct l_queue_entry *bss_entry;
|
||||
struct timespec now;
|
||||
|
||||
clock_gettime(CLOCK_REALTIME, &now);
|
||||
|
||||
device->old_bss_list = device->bss_list;
|
||||
device->bss_list = bss_list;
|
||||
|
||||
while ((network = l_queue_pop_head(device->networks_sorted)))
|
||||
network_bss_list_clear(network);
|
||||
|
||||
l_queue_destroy(device->autoconnect_list, l_free);
|
||||
device->autoconnect_list = l_queue_new();
|
||||
|
||||
for (bss_entry = l_queue_get_entries(bss_list); bss_entry;
|
||||
bss_entry = bss_entry->next) {
|
||||
struct scan_bss *bss = bss_entry->data;
|
||||
|
||||
process_bss(device, bss, &now);
|
||||
}
|
||||
|
||||
l_hashmap_foreach_remove(device->networks, process_network, device);
|
||||
|
||||
if (device->connected_bss) {
|
||||
struct scan_bss *bss;
|
||||
|
||||
bss = l_queue_find(device->bss_list, bss_match,
|
||||
device->connected_bss);
|
||||
|
||||
if (!bss) {
|
||||
l_warn("Connected BSS not in scan results!");
|
||||
l_queue_push_tail(device->bss_list,
|
||||
device->connected_bss);
|
||||
network_bss_add(device->connected_network,
|
||||
device->connected_bss);
|
||||
l_queue_remove(device->old_bss_list,
|
||||
device->connected_bss);
|
||||
} else
|
||||
device->connected_bss = bss;
|
||||
}
|
||||
|
||||
l_queue_destroy(device->old_bss_list, bss_free);
|
||||
device->old_bss_list = NULL;
|
||||
|
||||
if (device->state == DEVICE_STATE_AUTOCONNECT)
|
||||
device_autoconnect_next(device);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
struct network *device_get_connected_network(struct device *device)
|
||||
{
|
||||
return device->connected_network;
|
||||
@ -194,6 +446,31 @@ const uint8_t *device_get_address(struct device *device)
|
||||
return netdev_get_address(device->netdev);
|
||||
}
|
||||
|
||||
void device_enter_state(struct device *device, enum device_state state)
|
||||
{
|
||||
l_debug("Old State: %s, new state: %s",
|
||||
device_state_to_string(device->state),
|
||||
device_state_to_string(state));
|
||||
|
||||
switch (state) {
|
||||
case DEVICE_STATE_AUTOCONNECT:
|
||||
scan_periodic_start(device->index, new_scan_results, device);
|
||||
break;
|
||||
case DEVICE_STATE_DISCONNECTED:
|
||||
scan_periodic_stop(device->index);
|
||||
break;
|
||||
case DEVICE_STATE_CONNECTED:
|
||||
scan_periodic_stop(device->index);
|
||||
break;
|
||||
case DEVICE_STATE_CONNECTING:
|
||||
break;
|
||||
case DEVICE_STATE_DISCONNECTING:
|
||||
break;
|
||||
}
|
||||
|
||||
device->state = state;
|
||||
}
|
||||
|
||||
void device_disassociated(struct device *device)
|
||||
{
|
||||
struct network *network = device->connected_network;
|
||||
@ -377,6 +654,190 @@ void device_connect_network(struct device *device, struct network *network,
|
||||
IWD_NETWORK_INTERFACE, "Connected");
|
||||
}
|
||||
|
||||
static void device_scan_triggered(int err, void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
|
||||
l_debug("device_scan_triggered: %i", err);
|
||||
|
||||
if (err < 0) {
|
||||
dbus_pending_reply(&device->scan_pending,
|
||||
dbus_error_failed(device->scan_pending));
|
||||
return;
|
||||
}
|
||||
|
||||
l_debug("Scan triggered for %s", netdev_get_name(device->netdev));
|
||||
|
||||
reply = l_dbus_message_new_method_return(device->scan_pending);
|
||||
l_dbus_message_set_arguments(reply, "");
|
||||
dbus_pending_reply(&device->scan_pending, reply);
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_scan(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_debug("Scan called from DBus");
|
||||
|
||||
if (device->scan_pending)
|
||||
return dbus_error_busy(message);
|
||||
|
||||
device->scan_pending = l_dbus_message_ref(message);
|
||||
|
||||
if (!scan_passive(device->index, device_scan_triggered,
|
||||
new_scan_results, device, NULL))
|
||||
return dbus_error_failed(message);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void device_disconnect_cb(struct netdev *netdev, bool success,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
|
||||
if (!success) {
|
||||
dbus_pending_reply(&device->disconnect_pending,
|
||||
dbus_error_failed(device->disconnect_pending));
|
||||
return;
|
||||
}
|
||||
|
||||
device_disassociated(device);
|
||||
|
||||
reply = l_dbus_message_new_method_return(device->disconnect_pending);
|
||||
l_dbus_message_set_arguments(reply, "");
|
||||
dbus_pending_reply(&device->disconnect_pending, reply);
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_disconnect(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_debug("");
|
||||
|
||||
if (device->state == DEVICE_STATE_CONNECTING ||
|
||||
device->state == DEVICE_STATE_DISCONNECTING)
|
||||
return dbus_error_busy(message);
|
||||
|
||||
if (!device->connected_bss)
|
||||
return dbus_error_not_connected(message);
|
||||
|
||||
if (netdev_disconnect(device->netdev, device_disconnect_cb, device) < 0)
|
||||
return dbus_error_failed(message);
|
||||
|
||||
device_enter_state(device, DEVICE_STATE_DISCONNECTING);
|
||||
|
||||
device->disconnect_pending = l_dbus_message_ref(message);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_get_networks(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
struct l_dbus_message_builder *builder;
|
||||
const struct l_queue_entry *entry;
|
||||
|
||||
reply = l_dbus_message_new_method_return(message);
|
||||
builder = l_dbus_message_builder_new(reply);
|
||||
|
||||
l_dbus_message_builder_enter_array(builder, "(osns)");
|
||||
|
||||
for (entry = l_queue_get_entries(device->networks_sorted); entry;
|
||||
entry = entry->next) {
|
||||
const struct network *network = entry->data;
|
||||
enum security security = network_get_security(network);
|
||||
int32_t signal_strength = network_get_signal_strength(network);
|
||||
|
||||
l_dbus_message_builder_enter_struct(builder, "osns");
|
||||
l_dbus_message_builder_append_basic(builder, 'o',
|
||||
network_get_path(network));
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
network_get_ssid(network));
|
||||
l_dbus_message_builder_append_basic(builder, 'n',
|
||||
&signal_strength);
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
security_to_str(security));
|
||||
l_dbus_message_builder_leave_struct(builder);
|
||||
}
|
||||
|
||||
l_dbus_message_builder_leave_array(builder);
|
||||
|
||||
l_dbus_message_builder_finalize(builder);
|
||||
l_dbus_message_builder_destroy(builder);
|
||||
|
||||
return reply;
|
||||
}
|
||||
|
||||
static bool device_property_get_name(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
netdev_get_name(device->netdev));
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool device_property_get_address(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
const char *str;
|
||||
|
||||
str = util_address_to_string(netdev_get_address(device->netdev));
|
||||
l_dbus_message_builder_append_basic(builder, 's', str);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool device_property_get_connected_network(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
if (!device->connected_network)
|
||||
return false;
|
||||
|
||||
l_dbus_message_builder_append_basic(builder, 'o',
|
||||
network_get_path(device->connected_network));
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static void setup_device_interface(struct l_dbus_interface *interface)
|
||||
{
|
||||
l_dbus_interface_method(interface, "Scan", 0,
|
||||
device_scan, "", "");
|
||||
l_dbus_interface_method(interface, "Disconnect", 0,
|
||||
device_disconnect, "", "");
|
||||
l_dbus_interface_method(interface, "GetOrderedNetworks", 0,
|
||||
device_get_networks, "a(osns)", "",
|
||||
"networks");
|
||||
|
||||
l_dbus_interface_property(interface, "Name", 0, "s",
|
||||
device_property_get_name, NULL);
|
||||
l_dbus_interface_property(interface, "Address", 0, "s",
|
||||
device_property_get_address, NULL);
|
||||
l_dbus_interface_property(interface, "ConnectedNetwork", 0, "o",
|
||||
device_property_get_connected_network,
|
||||
NULL);
|
||||
}
|
||||
|
||||
struct device *device_create(struct wiphy *wiphy, struct netdev *netdev)
|
||||
{
|
||||
struct device *device;
|
||||
@ -449,6 +910,12 @@ void device_remove(struct device *device)
|
||||
|
||||
bool device_init(void)
|
||||
{
|
||||
if (!l_dbus_register_interface(dbus_get_bus(),
|
||||
IWD_DEVICE_INTERFACE,
|
||||
setup_device_interface,
|
||||
NULL, true))
|
||||
return false;
|
||||
|
||||
device_watches = l_queue_new();
|
||||
device_list = l_queue_new();
|
||||
|
||||
@ -462,5 +929,7 @@ bool device_exit(void)
|
||||
|
||||
l_queue_destroy(device_watches, device_watchlist_item_free);
|
||||
|
||||
l_dbus_unregister_interface(dbus_get_bus(), IWD_DEVICE_INTERFACE);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
491
src/wiphy.c
491
src/wiphy.c
@ -28,22 +28,15 @@
|
||||
#include <stdio.h>
|
||||
#include <errno.h>
|
||||
#include <linux/if_ether.h>
|
||||
#include <time.h>
|
||||
|
||||
#include <ell/ell.h>
|
||||
|
||||
#include "linux/nl80211.h"
|
||||
|
||||
#include "src/iwd.h"
|
||||
#include "src/common.h"
|
||||
#include "src/ie.h"
|
||||
#include "src/crypto.h"
|
||||
#include "src/dbus.h"
|
||||
#include "src/scan.h"
|
||||
#include "src/util.h"
|
||||
#include "src/netdev.h"
|
||||
#include "src/network.h"
|
||||
#include "src/device.h"
|
||||
#include "src/wiphy.h"
|
||||
|
||||
static struct l_genl_family *nl80211 = NULL;
|
||||
@ -58,79 +51,8 @@ struct wiphy {
|
||||
struct scan_freq_set *supported_freqs;
|
||||
};
|
||||
|
||||
struct autoconnect_entry {
|
||||
uint16_t rank;
|
||||
struct network *network;
|
||||
struct scan_bss *bss;
|
||||
};
|
||||
|
||||
static struct l_queue *wiphy_list = NULL;
|
||||
|
||||
static bool new_scan_results(uint32_t wiphy_id, uint32_t ifindex,
|
||||
struct l_queue *bss_list, void *userdata);
|
||||
|
||||
static const char *iwd_network_get_path(struct device *device,
|
||||
const uint8_t *ssid, size_t ssid_len,
|
||||
enum security security)
|
||||
{
|
||||
static char path[256];
|
||||
unsigned int pos, i;
|
||||
|
||||
pos = snprintf(path, sizeof(path), "%s/", device_get_path(device));
|
||||
|
||||
for (i = 0; i < ssid_len && pos < sizeof(path); i++)
|
||||
pos += snprintf(path + pos, sizeof(path) - pos, "%02x",
|
||||
ssid[i]);
|
||||
|
||||
snprintf(path + pos, sizeof(path) - pos, "_%s",
|
||||
security_to_str(security));
|
||||
|
||||
return path;
|
||||
}
|
||||
|
||||
static const char *device_state_to_string(enum device_state state)
|
||||
{
|
||||
switch (state) {
|
||||
case DEVICE_STATE_DISCONNECTED:
|
||||
return "disconnected";
|
||||
case DEVICE_STATE_AUTOCONNECT:
|
||||
return "autoconnect";
|
||||
case DEVICE_STATE_CONNECTING:
|
||||
return "connecting";
|
||||
case DEVICE_STATE_CONNECTED:
|
||||
return "connected";
|
||||
case DEVICE_STATE_DISCONNECTING:
|
||||
return "disconnecting";
|
||||
}
|
||||
|
||||
return "invalid";
|
||||
}
|
||||
|
||||
void device_enter_state(struct device *device, enum device_state state)
|
||||
{
|
||||
l_debug("Old State: %s, new state: %s",
|
||||
device_state_to_string(device->state),
|
||||
device_state_to_string(state));
|
||||
|
||||
switch (state) {
|
||||
case DEVICE_STATE_AUTOCONNECT:
|
||||
scan_periodic_start(device->index, new_scan_results, device);
|
||||
break;
|
||||
case DEVICE_STATE_DISCONNECTED:
|
||||
scan_periodic_stop(device->index);
|
||||
break;
|
||||
case DEVICE_STATE_CONNECTED:
|
||||
scan_periodic_stop(device->index);
|
||||
break;
|
||||
case DEVICE_STATE_CONNECTING:
|
||||
break;
|
||||
case DEVICE_STATE_DISCONNECTING:
|
||||
break;
|
||||
}
|
||||
|
||||
device->state = state;
|
||||
}
|
||||
|
||||
enum ie_rsn_cipher_suite wiphy_select_cipher(struct wiphy *wiphy, uint16_t mask)
|
||||
{
|
||||
mask &= wiphy->pairwise_ciphers;
|
||||
@ -144,233 +66,6 @@ enum ie_rsn_cipher_suite wiphy_select_cipher(struct wiphy *wiphy, uint16_t mask)
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void bss_free(void *data)
|
||||
{
|
||||
struct scan_bss *bss = data;
|
||||
const char *addr;
|
||||
|
||||
addr = util_address_to_string(bss->addr);
|
||||
|
||||
l_debug("Freeing BSS %s", addr);
|
||||
|
||||
scan_bss_free(bss);
|
||||
}
|
||||
|
||||
static void device_scan_triggered(int err, void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
|
||||
l_debug("device_scan_triggered: %i", err);
|
||||
|
||||
if (err < 0) {
|
||||
dbus_pending_reply(&device->scan_pending,
|
||||
dbus_error_failed(device->scan_pending));
|
||||
return;
|
||||
}
|
||||
|
||||
l_debug("Scan triggered for %s", netdev_get_name(device->netdev));
|
||||
|
||||
reply = l_dbus_message_new_method_return(device->scan_pending);
|
||||
l_dbus_message_set_arguments(reply, "");
|
||||
dbus_pending_reply(&device->scan_pending, reply);
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_scan(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_debug("Scan called from DBus");
|
||||
|
||||
if (device->scan_pending)
|
||||
return dbus_error_busy(message);
|
||||
|
||||
device->scan_pending = l_dbus_message_ref(message);
|
||||
|
||||
if (!scan_passive(device->index, device_scan_triggered,
|
||||
new_scan_results, device, NULL))
|
||||
return dbus_error_failed(message);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static void device_disconnect_cb(struct netdev *netdev, bool success,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
|
||||
if (!success) {
|
||||
dbus_pending_reply(&device->disconnect_pending,
|
||||
dbus_error_failed(device->disconnect_pending));
|
||||
return;
|
||||
}
|
||||
|
||||
device_disassociated(device);
|
||||
|
||||
reply = l_dbus_message_new_method_return(device->disconnect_pending);
|
||||
l_dbus_message_set_arguments(reply, "");
|
||||
dbus_pending_reply(&device->disconnect_pending, reply);
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_disconnect(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_debug("");
|
||||
|
||||
if (device->state == DEVICE_STATE_CONNECTING ||
|
||||
device->state == DEVICE_STATE_DISCONNECTING)
|
||||
return dbus_error_busy(message);
|
||||
|
||||
if (!device->connected_bss)
|
||||
return dbus_error_not_connected(message);
|
||||
|
||||
if (netdev_disconnect(device->netdev, device_disconnect_cb, device) < 0)
|
||||
return dbus_error_failed(message);
|
||||
|
||||
device_enter_state(device, DEVICE_STATE_DISCONNECTING);
|
||||
|
||||
device->disconnect_pending = l_dbus_message_ref(message);
|
||||
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static struct l_dbus_message *device_get_networks(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
struct l_dbus_message *reply;
|
||||
struct l_dbus_message_builder *builder;
|
||||
const struct l_queue_entry *entry;
|
||||
|
||||
reply = l_dbus_message_new_method_return(message);
|
||||
builder = l_dbus_message_builder_new(reply);
|
||||
|
||||
l_dbus_message_builder_enter_array(builder, "(osns)");
|
||||
|
||||
for (entry = l_queue_get_entries(device->networks_sorted); entry;
|
||||
entry = entry->next) {
|
||||
const struct network *network = entry->data;
|
||||
enum security security = network_get_security(network);
|
||||
int32_t signal_strength = network_get_signal_strength(network);
|
||||
|
||||
l_dbus_message_builder_enter_struct(builder, "osns");
|
||||
l_dbus_message_builder_append_basic(builder, 'o',
|
||||
network_get_path(network));
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
network_get_ssid(network));
|
||||
l_dbus_message_builder_append_basic(builder, 'n',
|
||||
&signal_strength);
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
security_to_str(security));
|
||||
l_dbus_message_builder_leave_struct(builder);
|
||||
}
|
||||
|
||||
l_dbus_message_builder_leave_array(builder);
|
||||
|
||||
l_dbus_message_builder_finalize(builder);
|
||||
l_dbus_message_builder_destroy(builder);
|
||||
|
||||
return reply;
|
||||
}
|
||||
|
||||
static bool device_property_get_name(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
|
||||
l_dbus_message_builder_append_basic(builder, 's',
|
||||
netdev_get_name(device->netdev));
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool device_property_get_address(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
const char *str;
|
||||
|
||||
str = util_address_to_string(netdev_get_address(device->netdev));
|
||||
l_dbus_message_builder_append_basic(builder, 's', str);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static bool device_property_get_connected_network(struct l_dbus *dbus,
|
||||
struct l_dbus_message *message,
|
||||
struct l_dbus_message_builder *builder,
|
||||
void *user_data)
|
||||
{
|
||||
struct device *device = user_data;
|
||||
if (!device->connected_network)
|
||||
return false;
|
||||
|
||||
l_dbus_message_builder_append_basic(builder, 'o',
|
||||
network_get_path(device->connected_network));
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static void setup_device_interface(struct l_dbus_interface *interface)
|
||||
{
|
||||
l_dbus_interface_method(interface, "Scan", 0,
|
||||
device_scan, "", "");
|
||||
l_dbus_interface_method(interface, "Disconnect", 0,
|
||||
device_disconnect, "", "");
|
||||
l_dbus_interface_method(interface, "GetOrderedNetworks", 0,
|
||||
device_get_networks, "a(osns)", "",
|
||||
"networks");
|
||||
|
||||
l_dbus_interface_property(interface, "Name", 0, "s",
|
||||
device_property_get_name, NULL);
|
||||
l_dbus_interface_property(interface, "Address", 0, "s",
|
||||
device_property_get_address, NULL);
|
||||
l_dbus_interface_property(interface, "ConnectedNetwork", 0, "o",
|
||||
device_property_get_connected_network,
|
||||
NULL);
|
||||
}
|
||||
|
||||
static bool bss_match(const void *a, const void *b)
|
||||
{
|
||||
const struct scan_bss *bss_a = a;
|
||||
const struct scan_bss *bss_b = b;
|
||||
|
||||
return !memcmp(bss_a->addr, bss_b->addr, sizeof(bss_a->addr));
|
||||
}
|
||||
|
||||
static void device_autoconnect_next(struct device *device)
|
||||
{
|
||||
struct autoconnect_entry *entry;
|
||||
int r;
|
||||
|
||||
while ((entry = l_queue_pop_head(device->autoconnect_list))) {
|
||||
l_debug("Considering autoconnecting to BSS '%s' with SSID: %s,"
|
||||
" freq: %u, rank: %u, strength: %i",
|
||||
util_address_to_string(entry->bss->addr),
|
||||
network_get_ssid(entry->network),
|
||||
entry->bss->frequency, entry->rank,
|
||||
entry->bss->signal_strength);
|
||||
|
||||
/* TODO: Blacklist the network from auto-connect */
|
||||
r = network_autoconnect(entry->network, entry->bss);
|
||||
l_free(entry);
|
||||
|
||||
if (!r)
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
static void wiphy_free(void *data)
|
||||
{
|
||||
struct wiphy *wiphy = data;
|
||||
@ -389,184 +84,6 @@ static bool wiphy_match(const void *a, const void *b)
|
||||
return (wiphy->id == id);
|
||||
}
|
||||
|
||||
static bool process_network(const void *key, void *data, void *user_data)
|
||||
{
|
||||
struct network *network = data;
|
||||
struct device *device = user_data;
|
||||
|
||||
if (!network_bss_list_isempty(network)) {
|
||||
/* Build the network list ordered by rank */
|
||||
network_rank_update(network);
|
||||
|
||||
l_queue_insert(device->networks_sorted, network,
|
||||
network_rank_compare, NULL);
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Drop networks that have no more BSSs in range */
|
||||
l_debug("No remaining BSSs for SSID: %s -- Removing network",
|
||||
network_get_ssid(network));
|
||||
network_remove(network, -ERANGE);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
static int autoconnect_rank_compare(const void *a, const void *b, void *user)
|
||||
{
|
||||
const struct autoconnect_entry *new_ae = a;
|
||||
const struct autoconnect_entry *ae = b;
|
||||
|
||||
return ae->rank - new_ae->rank;
|
||||
}
|
||||
|
||||
static void process_bss(struct device *device, struct scan_bss *bss,
|
||||
struct timespec *timestamp)
|
||||
{
|
||||
struct network *network;
|
||||
enum security security;
|
||||
const char *path;
|
||||
double rankmod;
|
||||
struct autoconnect_entry *entry;
|
||||
|
||||
l_debug("Found BSS '%s' with SSID: %s, freq: %u, rank: %u, "
|
||||
"strength: %i",
|
||||
util_address_to_string(bss->addr),
|
||||
util_ssid_to_utf8(bss->ssid_len, bss->ssid),
|
||||
bss->frequency, bss->rank, bss->signal_strength);
|
||||
|
||||
if (!util_ssid_is_utf8(bss->ssid_len, bss->ssid)) {
|
||||
l_warn("Ignoring BSS with non-UTF8 SSID");
|
||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
* If both an RSN and a WPA elements are present currently
|
||||
* RSN takes priority and the WPA IE is ignored.
|
||||
*/
|
||||
if (bss->rsne) {
|
||||
struct ie_rsn_info rsne;
|
||||
int res = ie_parse_rsne_from_data(bss->rsne, bss->rsne[1] + 2,
|
||||
&rsne);
|
||||
if (res < 0) {
|
||||
l_debug("Cannot parse RSN field (%d, %s)",
|
||||
res, strerror(-res));
|
||||
return;
|
||||
}
|
||||
|
||||
security = scan_get_security(bss->capability, &rsne);
|
||||
|
||||
if (security == SECURITY_PSK)
|
||||
bss->sha256 =
|
||||
rsne.akm_suites & IE_RSN_AKM_SUITE_PSK_SHA256;
|
||||
else if (security == SECURITY_8021X)
|
||||
bss->sha256 =
|
||||
rsne.akm_suites & IE_RSN_AKM_SUITE_8021X_SHA256;
|
||||
} else if (bss->wpa) {
|
||||
struct ie_rsn_info wpa;
|
||||
int res = ie_parse_wpa_from_data(bss->wpa, bss->wpa[1] + 2,
|
||||
&wpa);
|
||||
if (res < 0) {
|
||||
l_debug("Cannot parse WPA IE (%d, %s)",
|
||||
res, strerror(-res));
|
||||
return;
|
||||
}
|
||||
|
||||
security = scan_get_security(bss->capability, &wpa);
|
||||
} else
|
||||
security = scan_get_security(bss->capability, NULL);
|
||||
|
||||
path = iwd_network_get_path(device, bss->ssid, bss->ssid_len,
|
||||
security);
|
||||
|
||||
network = l_hashmap_lookup(device->networks, path);
|
||||
if (!network) {
|
||||
network = network_create(device, bss->ssid, bss->ssid_len,
|
||||
security);
|
||||
|
||||
if (!network_register(network, path)) {
|
||||
network_remove(network, -EINVAL);
|
||||
return;
|
||||
}
|
||||
|
||||
l_hashmap_insert(device->networks,
|
||||
network_get_path(network), network);
|
||||
l_debug("Added new Network \"%s\" security %s",
|
||||
network_get_ssid(network), security_to_str(security));
|
||||
}
|
||||
|
||||
if (network_bss_list_isempty(network))
|
||||
network_seen(network, timestamp);
|
||||
|
||||
network_bss_add(network, bss);
|
||||
|
||||
/* See if network is autoconnectable (is a known network) */
|
||||
if (!network_rankmod(network, &rankmod))
|
||||
return;
|
||||
|
||||
entry = l_new(struct autoconnect_entry, 1);
|
||||
entry->network = network;
|
||||
entry->bss = bss;
|
||||
entry->rank = bss->rank * rankmod;
|
||||
l_queue_insert(device->autoconnect_list, entry,
|
||||
autoconnect_rank_compare, NULL);
|
||||
}
|
||||
|
||||
static bool new_scan_results(uint32_t wiphy_id, uint32_t ifindex,
|
||||
struct l_queue *bss_list, void *userdata)
|
||||
{
|
||||
struct device *device = userdata;
|
||||
struct network *network;
|
||||
const struct l_queue_entry *bss_entry;
|
||||
struct timespec now;
|
||||
|
||||
clock_gettime(CLOCK_REALTIME, &now);
|
||||
|
||||
device->old_bss_list = device->bss_list;
|
||||
device->bss_list = bss_list;
|
||||
|
||||
while ((network = l_queue_pop_head(device->networks_sorted)))
|
||||
network_bss_list_clear(network);
|
||||
|
||||
l_queue_destroy(device->autoconnect_list, l_free);
|
||||
device->autoconnect_list = l_queue_new();
|
||||
|
||||
for (bss_entry = l_queue_get_entries(bss_list); bss_entry;
|
||||
bss_entry = bss_entry->next) {
|
||||
struct scan_bss *bss = bss_entry->data;
|
||||
|
||||
process_bss(device, bss, &now);
|
||||
}
|
||||
|
||||
l_hashmap_foreach_remove(device->networks, process_network, device);
|
||||
|
||||
if (device->connected_bss) {
|
||||
struct scan_bss *bss;
|
||||
|
||||
bss = l_queue_find(device->bss_list, bss_match,
|
||||
device->connected_bss);
|
||||
|
||||
if (!bss) {
|
||||
l_warn("Connected BSS not in scan results!");
|
||||
l_queue_push_tail(device->bss_list,
|
||||
device->connected_bss);
|
||||
network_bss_add(device->connected_network,
|
||||
device->connected_bss);
|
||||
l_queue_remove(device->old_bss_list,
|
||||
device->connected_bss);
|
||||
} else
|
||||
device->connected_bss = bss;
|
||||
}
|
||||
|
||||
l_queue_destroy(device->old_bss_list, bss_free);
|
||||
device->old_bss_list = NULL;
|
||||
|
||||
if (device->state == DEVICE_STATE_AUTOCONNECT)
|
||||
device_autoconnect_next(device);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
struct wiphy *wiphy_find(int wiphy_id)
|
||||
{
|
||||
return l_queue_find(wiphy_list, wiphy_match, L_UINT_TO_PTR(wiphy_id));
|
||||
@ -935,12 +452,6 @@ bool wiphy_init(struct l_genl_family *in)
|
||||
l_queue_destroy(wiphy_list, NULL);
|
||||
}
|
||||
|
||||
if (!l_dbus_register_interface(dbus_get_bus(),
|
||||
IWD_DEVICE_INTERFACE,
|
||||
setup_device_interface,
|
||||
NULL, true))
|
||||
return false;
|
||||
|
||||
nl80211 = in;
|
||||
|
||||
if (!l_genl_family_register(nl80211, "config", wiphy_config_notify,
|
||||
@ -978,7 +489,5 @@ bool wiphy_exit(void)
|
||||
|
||||
nl80211 = NULL;
|
||||
|
||||
l_dbus_unregister_interface(dbus_get_bus(), IWD_DEVICE_INTERFACE);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user