X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=tools%2Fsupplicant.c;h=2717fe90e5e931db4885a7cf1e81046898d8f2e2;hb=05ae1fe8a02326a7cdae03fe73dc5936bc114dda;hp=0e4ffc23bf98ecc32b72126cf4d55b9225a6a32b;hpb=f034d0bca38b1fca601fdeafbd9aaa78debd0b6f;p=platform%2Fupstream%2Fconnman.git diff --git a/tools/supplicant.c b/tools/supplicant.c index 0e4ffc2..2717fe9 100644 --- a/tools/supplicant.c +++ b/tools/supplicant.c @@ -2,7 +2,7 @@ * * Connection Manager * - * Copyright (C) 2007-2009 Intel Corporation. All rights reserved. + * Copyright (C) 2007-2010 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -24,173 +24,1923 @@ #endif #include +#include +#include #include +#include #include +#include "supplicant-dbus.h" #include "supplicant.h" #define DBG(fmt, arg...) do { \ syslog(LOG_DEBUG, "%s() " fmt, __FUNCTION__ , ## arg); \ } while (0) -#define SUPPLICANT_SERVICE "fi.w1.wpa_supplicant1" -#define SUPPLICANT_INTERFACE "fi.w1.wpa_supplicant1" -#define SUPPLICANT_PATH "/fi/w1/wpa_supplicant1" +#define TIMEOUT 5000 + +#define IEEE80211_CAP_ESS 0x0001 +#define IEEE80211_CAP_IBSS 0x0002 +#define IEEE80211_CAP_PRIVACY 0x0010 + +static DBusConnection *connection; + +static const struct supplicant_callbacks *callbacks_pointer; + +static dbus_bool_t system_available = FALSE; +static dbus_bool_t system_ready = FALSE; + +static dbus_int32_t debug_level = 0; +static dbus_bool_t debug_timestamp = FALSE; +static dbus_bool_t debug_showkeys = FALSE; + +static const char *debug_strings[] = { + "msgdump", "debug", "info", "warning", "error", NULL +}; + +static unsigned int eap_methods; + +struct strvalmap { + const char *str; + unsigned int val; +}; + +static struct strvalmap eap_method_map[] = { + { "MD5", SUPPLICANT_EAP_METHOD_MD5 }, + { "TLS", SUPPLICANT_EAP_METHOD_TLS }, + { "MSCHAPV2", SUPPLICANT_EAP_METHOD_MSCHAPV2 }, + { "PEAP", SUPPLICANT_EAP_METHOD_PEAP }, + { "TTLS", SUPPLICANT_EAP_METHOD_TTLS }, + { "GTC", SUPPLICANT_EAP_METHOD_GTC }, + { "OTP", SUPPLICANT_EAP_METHOD_OTP }, + { "LEAP", SUPPLICANT_EAP_METHOD_LEAP }, + { "WSC", SUPPLICANT_EAP_METHOD_WSC }, + { } +}; + +static struct strvalmap keymgmt_capa_map[] = { + { "none", SUPPLICANT_CAPABILITY_KEYMGMT_NONE }, + { "ieee8021x", SUPPLICANT_CAPABILITY_KEYMGMT_IEEE8021X }, + { "wpa-none", SUPPLICANT_CAPABILITY_KEYMGMT_WPA_NONE }, + { "wpa-psk", SUPPLICANT_CAPABILITY_KEYMGMT_WPA_PSK }, + { "wpa-eap", SUPPLICANT_CAPABILITY_KEYMGMT_WPA_EAP }, + { "wps", SUPPLICANT_CAPABILITY_KEYMGMT_WPS }, + { } +}; + +static struct strvalmap authalg_capa_map[] = { + { "open", SUPPLICANT_CAPABILITY_AUTHALG_OPEN }, + { "shared", SUPPLICANT_CAPABILITY_AUTHALG_SHARED }, + { "leap", SUPPLICANT_CAPABILITY_AUTHALG_LEAP }, + { } +}; + +static struct strvalmap proto_capa_map[] = { + { "wpa", SUPPLICANT_CAPABILITY_PROTO_WPA }, + { "rsn", SUPPLICANT_CAPABILITY_PROTO_RSN }, + { } +}; + +static struct strvalmap group_capa_map[] = { + { "wep40", SUPPLICANT_CAPABILITY_GROUP_WEP40 }, + { "wep104", SUPPLICANT_CAPABILITY_GROUP_WEP104 }, + { "tkip", SUPPLICANT_CAPABILITY_GROUP_TKIP }, + { "ccmp", SUPPLICANT_CAPABILITY_GROUP_CCMP }, + { } +}; + +static struct strvalmap pairwise_capa_map[] = { + { "none", SUPPLICANT_CAPABILITY_PAIRWISE_NONE }, + { "tkip", SUPPLICANT_CAPABILITY_PAIRWISE_TKIP }, + { "ccmp", SUPPLICANT_CAPABILITY_PAIRWISE_CCMP }, + { } +}; + +static struct strvalmap scan_capa_map[] = { + { "active", SUPPLICANT_CAPABILITY_SCAN_ACTIVE }, + { "passive", SUPPLICANT_CAPABILITY_SCAN_PASSIVE }, + { "ssid", SUPPLICANT_CAPABILITY_SCAN_SSID }, + { } +}; + +static struct strvalmap mode_capa_map[] = { + { "infrastructure", SUPPLICANT_CAPABILITY_MODE_INFRA }, + { "ad-hoc", SUPPLICANT_CAPABILITY_MODE_IBSS }, + { "ap", SUPPLICANT_CAPABILITY_MODE_AP }, + { } +}; + +static GHashTable *interface_table; +static GHashTable *bss_mapping; + +struct supplicant_interface { + char *path; + unsigned int keymgmt_capa; + unsigned int authalg_capa; + unsigned int proto_capa; + unsigned int group_capa; + unsigned int pairwise_capa; + unsigned int scan_capa; + unsigned int mode_capa; + dbus_bool_t ready; + enum supplicant_state state; + dbus_bool_t scanning; + supplicant_interface_scan_callback scan_callback; + void *scan_data; + int apscan; + char *ifname; + char *driver; + char *bridge; + GHashTable *network_table; + GHashTable *net_mapping; + GHashTable *bss_mapping; +}; + +struct supplicant_network { + struct supplicant_interface *interface; + char *path; + char *group; + char *name; + enum supplicant_mode mode; + GHashTable *bss_table; + GHashTable *config_table; +}; + +struct supplicant_bss { + struct supplicant_interface *interface; + char *path; + unsigned char bssid[6]; + unsigned char ssid[32]; + unsigned int ssid_len; + dbus_uint16_t frequency; + dbus_uint32_t maxrate; + enum supplicant_mode mode; + enum supplicant_security security; + dbus_bool_t privacy; + dbus_bool_t psk; + dbus_bool_t ieee8021x; +}; + +static enum supplicant_mode string2mode(const char *mode) +{ + if (mode == NULL) + return SUPPLICANT_MODE_UNKNOWN; + + if (g_str_equal(mode, "infrastructure") == TRUE) + return SUPPLICANT_MODE_INFRA; + else if (g_str_equal(mode, "ad-hoc") == TRUE) + return SUPPLICANT_MODE_IBSS; + + return SUPPLICANT_MODE_UNKNOWN; +} + +static const char *mode2string(enum supplicant_mode mode) +{ + switch (mode) { + case SUPPLICANT_MODE_UNKNOWN: + break; + case SUPPLICANT_MODE_INFRA: + return "infra"; + case SUPPLICANT_MODE_IBSS: + return "adhoc"; + } + + return NULL; +} + +static const char *security2string(enum supplicant_security security) +{ + switch (security) { + case SUPPLICANT_SECURITY_UNKNOWN: + break; + case SUPPLICANT_SECURITY_NONE: + return "none"; + case SUPPLICANT_SECURITY_WEP: + return "wep"; + case SUPPLICANT_SECURITY_PSK: + return "psk"; + case SUPPLICANT_SECURITY_IEEE8021X: + return "ieee8021x"; + } + + return NULL; +} + +static enum supplicant_state string2state(const char *state) +{ + if (state == NULL) + return SUPPLICANT_STATE_UNKNOWN; + + if (g_str_equal(state, "unknown") == TRUE) + return SUPPLICANT_STATE_UNKNOWN; + else if (g_str_equal(state, "disconnected") == TRUE) + return SUPPLICANT_STATE_DISCONNECTED; + else if (g_str_equal(state, "inactive") == TRUE) + return SUPPLICANT_STATE_INACTIVE; + else if (g_str_equal(state, "scanning") == TRUE) + return SUPPLICANT_STATE_SCANNING; + else if (g_str_equal(state, "authenticating") == TRUE) + return SUPPLICANT_STATE_AUTHENTICATING; + else if (g_str_equal(state, "associating") == TRUE) + return SUPPLICANT_STATE_ASSOCIATING; + else if (g_str_equal(state, "associated") == TRUE) + return SUPPLICANT_STATE_ASSOCIATED; + else if (g_str_equal(state, "group_handshake") == TRUE) + return SUPPLICANT_STATE_GROUP_HANDSHAKE; + else if (g_str_equal(state, "4way_handshake") == TRUE) + return SUPPLICANT_STATE_4WAY_HANDSHAKE; + else if (g_str_equal(state, "completed") == TRUE) + return SUPPLICANT_STATE_COMPLETED; + + return SUPPLICANT_STATE_UNKNOWN; +} + +static void callback_system_ready(void) +{ + if (system_ready == TRUE) + return; + + system_ready = TRUE; + + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->system_ready == NULL) + return; + + callbacks_pointer->system_ready(); +} + +static void callback_system_killed(void) +{ + system_ready = FALSE; + + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->system_killed == NULL) + return; + + callbacks_pointer->system_killed(); +} + +static void callback_interface_added(struct supplicant_interface *interface) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->interface_added == NULL) + return; + + callbacks_pointer->interface_added(interface); +} + +static void callback_interface_removed(struct supplicant_interface *interface) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->interface_removed == NULL) + return; + + callbacks_pointer->interface_removed(interface); +} + +static void callback_scan_started(struct supplicant_interface *interface) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->scan_started == NULL) + return; + + callbacks_pointer->scan_started(interface); +} + +static void callback_scan_finished(struct supplicant_interface *interface) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->scan_finished == NULL) + return; + + callbacks_pointer->scan_finished(interface); +} + +static void callback_network_added(struct supplicant_network *network) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->network_added == NULL) + return; + + callbacks_pointer->network_added(network); +} + +static void callback_network_removed(struct supplicant_network *network) +{ + if (callbacks_pointer == NULL) + return; + + if (callbacks_pointer->network_removed == NULL) + return; + + callbacks_pointer->network_removed(network); +} + +static void remove_interface(gpointer data) +{ + struct supplicant_interface *interface = data; + + g_hash_table_destroy(interface->bss_mapping); + g_hash_table_destroy(interface->net_mapping); + g_hash_table_destroy(interface->network_table); + + callback_interface_removed(interface); + + g_free(interface->path); + g_free(interface->ifname); + g_free(interface->driver); + g_free(interface->bridge); + g_free(interface); +} + +static void remove_network(gpointer data) +{ + struct supplicant_network *network = data; + + g_hash_table_destroy(network->bss_table); + + callback_network_removed(network); + + g_hash_table_destroy(network->config_table); + + g_free(network->group); + g_free(network->name); + g_free(network); +} + +static void remove_bss(gpointer data) +{ + struct supplicant_bss *bss = data; + + g_free(bss->path); + g_free(bss); +} + +static void debug_strvalmap(const char *label, struct strvalmap *map, + unsigned int val) +{ + int i; + + for (i = 0; map[i].str != NULL; i++) { + if (val & map[i].val) + DBG("%s: %s", label, map[i].str); + } +} + +static void interface_capability_keymgmt(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; keymgmt_capa_map[i].str != NULL; i++) + if (strcmp(str, keymgmt_capa_map[i].str) == 0) { + interface->keymgmt_capa |= keymgmt_capa_map[i].val; + break; + } +} + +static void interface_capability_authalg(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; authalg_capa_map[i].str != NULL; i++) + if (strcmp(str, authalg_capa_map[i].str) == 0) { + interface->authalg_capa |= authalg_capa_map[i].val; + break; + } +} + +static void interface_capability_proto(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; proto_capa_map[i].str != NULL; i++) + if (strcmp(str, proto_capa_map[i].str) == 0) { + interface->proto_capa |= proto_capa_map[i].val; + break; + } +} + +static void interface_capability_pairwise(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; pairwise_capa_map[i].str != NULL; i++) + if (strcmp(str, pairwise_capa_map[i].str) == 0) { + interface->pairwise_capa |= pairwise_capa_map[i].val; + break; + } +} + +static void interface_capability_group(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; group_capa_map[i].str != NULL; i++) + if (strcmp(str, group_capa_map[i].str) == 0) { + interface->group_capa |= group_capa_map[i].val; + break; + } +} + +static void interface_capability_scan(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; scan_capa_map[i].str != NULL; i++) + if (strcmp(str, scan_capa_map[i].str) == 0) { + interface->scan_capa |= scan_capa_map[i].val; + break; + } +} + +static void interface_capability_mode(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; mode_capa_map[i].str != NULL; i++) + if (strcmp(str, mode_capa_map[i].str) == 0) { + interface->mode_capa |= mode_capa_map[i].val; + break; + } +} + +static void interface_capability(const char *key, DBusMessageIter *iter, + void *user_data) +{ + struct supplicant_interface *interface = user_data; + + if (key == NULL) + return; + + if (g_strcmp0(key, "KeyMgmt") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_keymgmt, interface); + else if (g_strcmp0(key, "AuthAlg") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_authalg, interface); + else if (g_strcmp0(key, "Protocol") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_proto, interface); + else if (g_strcmp0(key, "Pairwise") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_pairwise, interface); + else if (g_strcmp0(key, "Group") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_group, interface); + else if (g_strcmp0(key, "Scan") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_scan, interface); + else if (g_strcmp0(key, "Modes") == 0) + supplicant_dbus_array_foreach(iter, + interface_capability_mode, interface); + else + DBG("key %s type %c", + key, dbus_message_iter_get_arg_type(iter)); +} + +const char *supplicant_interface_get_ifname(struct supplicant_interface *interface) +{ + if (interface == NULL) + return NULL; + + return interface->ifname; +} + +const char *supplicant_interface_get_driver(struct supplicant_interface *interface) +{ + if (interface == NULL) + return NULL; + + return interface->driver; +} + +struct supplicant_interface *supplicant_network_get_interface(struct supplicant_network *network) +{ + if (network == NULL) + return NULL; + + return network->interface; +} + +const char *supplicant_network_get_name(struct supplicant_network *network) +{ + if (network == NULL || network->name == NULL) + return ""; + + return network->name; +} + +const char *supplicant_network_get_identifier(struct supplicant_network *network) +{ + if (network == NULL || network->group == NULL) + return ""; + + return network->group; +} + +enum supplicant_mode supplicant_network_get_mode(struct supplicant_network *network) +{ + if (network == NULL) + return SUPPLICANT_MODE_UNKNOWN; + + return network->mode; +} + +static void merge_network(struct supplicant_network *network) +{ + GString *str; + const char *ssid, *mode, *key_mgmt; + unsigned int i, ssid_len; + char *group; + + ssid = g_hash_table_lookup(network->config_table, "ssid"); + mode = g_hash_table_lookup(network->config_table, "mode"); + key_mgmt = g_hash_table_lookup(network->config_table, "key_mgmt"); + + DBG("ssid %s mode %s", ssid, mode); + + if (ssid != NULL) + ssid_len = strlen(ssid); + else + ssid_len = 0; + + str = g_string_sized_new((ssid_len * 2) + 24); + if (str == NULL) + return; + + for (i = 0; i < ssid_len; i++) + g_string_append_printf(str, "%02x", ssid[i]); + + if (g_strcmp0(mode, "0") == 0) + g_string_append_printf(str, "_infra"); + else if (g_strcmp0(mode, "1") == 0) + g_string_append_printf(str, "_adhoc"); + + if (g_strcmp0(key_mgmt, "WPA-PSK") == 0) + g_string_append_printf(str, "_psk"); + + group = g_string_free(str, FALSE); + + DBG("%s", group); + + g_free(group); + + g_hash_table_destroy(network->config_table); + + g_free(network->path); + g_free(network); +} + +static void network_property(const char *key, DBusMessageIter *iter, + void *user_data) +{ + struct supplicant_network *network = user_data; + + if (network->interface == NULL) + return; + + if (key == NULL) { + merge_network(network); + return; + } + + if (g_strcmp0(key, "Enabled") == 0) { + dbus_bool_t enabled = FALSE; + + dbus_message_iter_get_basic(iter, &enabled); + } else if (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) { + const char *str = NULL; + + dbus_message_iter_get_basic(iter, &str); + if (str != NULL) + g_hash_table_replace(network->config_table, + g_strdup(key), g_strdup(str)); + } else + DBG("key %s type %c", + key, dbus_message_iter_get_arg_type(iter)); +} + +static void interface_network_added(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + struct supplicant_network *network; + const char *path = NULL; + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + if (g_strcmp0(path, "/") == 0) + return; + + network = g_hash_table_lookup(interface->net_mapping, path); + if (network != NULL) + return; + + network = g_try_new0(struct supplicant_network, 1); + if (network == NULL) + return; + + network->interface = interface; + network->path = g_strdup(path); + + network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal, + g_free, g_free); + + dbus_message_iter_next(iter); + if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { + supplicant_dbus_property_foreach(iter, network_property, + network); + network_property(NULL, NULL, network); + return; + } + + supplicant_dbus_property_get_all(path, + SUPPLICANT_INTERFACE ".Interface.Network", + network_property, network); +} + +static void interface_network_removed(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + struct supplicant_network *network; + const char *path = NULL; + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + network = g_hash_table_lookup(interface->net_mapping, path); + if (network == NULL) + return; + + g_hash_table_remove(interface->net_mapping, path); +} + +static char *create_name(unsigned char *ssid, int ssid_len) +{ + char *name; + int i; + + if (ssid_len < 1 || ssid[0] == '\0') + name = NULL; + else + name = g_try_malloc0(ssid_len + 1); + + if (name == NULL) + return g_strdup(""); + + for (i = 0; i < ssid_len; i++) { + if (g_ascii_isprint(ssid[i])) + name[i] = ssid[i]; + else + name[i] = ' '; + } + + return name; +} + +static char *create_group(struct supplicant_bss *bss) +{ + GString *str; + unsigned int i; + const char *mode, *security; + + str = g_string_sized_new((bss->ssid_len * 2) + 24); + if (str == NULL) + return NULL; + + if (bss->ssid_len > 0 && bss->ssid[0] != '\0') { + for (i = 0; i < bss->ssid_len; i++) + g_string_append_printf(str, "%02x", bss->ssid[i]); + } else + g_string_append_printf(str, "hidden"); + + mode = mode2string(bss->mode); + if (mode != NULL) + g_string_append_printf(str, "_%s", mode); + + security = security2string(bss->security); + if (security != NULL) + g_string_append_printf(str, "_%s", security); + + return g_string_free(str, FALSE); +} + +static void add_bss_to_network(struct supplicant_bss *bss) +{ + struct supplicant_interface *interface = bss->interface; + struct supplicant_network *network; + char *group; + + group = create_group(bss); + if (group == NULL) + return; + + network = g_hash_table_lookup(interface->network_table, group); + if (network != NULL) { + g_free(group); + goto done; + } + + network = g_try_new0(struct supplicant_network, 1); + if (network == NULL) { + g_free(group); + return; + } + + network->group = group; + network->name = create_name(bss->ssid, bss->ssid_len); + network->mode = bss->mode; + + network->bss_table = g_hash_table_new_full(g_str_hash, g_str_equal, + NULL, remove_bss); + + network->config_table = g_hash_table_new_full(g_str_hash, g_str_equal, + g_free, g_free); + + g_hash_table_replace(interface->network_table, + network->group, network); + + callback_network_added(network); + +done: + g_hash_table_replace(interface->bss_mapping, bss->path, network); + g_hash_table_replace(network->bss_table, bss->path, bss); + + g_hash_table_replace(bss_mapping, bss->path, interface); +} + +static unsigned char wifi_oui[3] = { 0x00, 0x50, 0xf2 }; +static unsigned char ieee80211_oui[3] = { 0x00, 0x0f, 0xac }; + +static void extract_rsn(struct supplicant_bss *bss, + const unsigned char *buf, int len) +{ + uint16_t count; + int i; + + /* Version */ + if (len < 2) + return; + + buf += 2; + len -= 2; + + /* Group cipher */ + if (len < 4) + return; + + buf += 4; + len -= 4; + + /* Pairwise cipher */ + if (len < 2) + return; + + count = buf[0] | (buf[1] << 8); + if (2 + (count * 4) > len) + return; + + buf += 2 + (count * 4); + len -= 2 + (count * 4); + + /* Authentication */ + if (len < 2) + return; + + count = buf[0] | (buf[1] << 8); + if (2 + (count * 4) > len) + return; + + for (i = 0; i < count; i++) { + const unsigned char *ptr = buf + 2 + (i * 4); + + if (memcmp(ptr, wifi_oui, 3) == 0) { + switch (ptr[3]) { + case 1: + bss->ieee8021x = TRUE; + break; + case 2: + bss->psk = TRUE; + break; + } + } else if (memcmp(ptr, ieee80211_oui, 3) == 0) { + switch (ptr[3]) { + case 1: + bss->ieee8021x = TRUE; + break; + case 2: + bss->psk = TRUE; + break; + } + } + } + + buf += 2 + (count * 4); + len -= 2 + (count * 4); +} + +static void bss_rates(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_bss *bss = user_data; + dbus_uint32_t rate = 0; + + dbus_message_iter_get_basic(iter, &rate); + if (rate == 0) + return; + + if (rate > bss->maxrate) + bss->maxrate = rate; +} + +static void bss_property(const char *key, DBusMessageIter *iter, + void *user_data) +{ + struct supplicant_bss *bss = user_data; + + if (bss->interface == NULL) + return; + + if (key == NULL) { + if (bss->ieee8021x == TRUE) + bss->security = SUPPLICANT_SECURITY_IEEE8021X; + else if (bss->psk == TRUE) + bss->security = SUPPLICANT_SECURITY_PSK; + else if (bss->privacy == TRUE) + bss->security = SUPPLICANT_SECURITY_WEP; + else + bss->security = SUPPLICANT_SECURITY_NONE; + + add_bss_to_network(bss); + return; + } + + if (g_strcmp0(key, "BSSID") == 0) { + DBusMessageIter array; + unsigned char *addr; + int addr_len; + + dbus_message_iter_recurse(iter, &array); + dbus_message_iter_get_fixed_array(&array, &addr, &addr_len); + + if (addr_len == 6) + memcpy(bss->bssid, addr, addr_len); + } else if (g_strcmp0(key, "SSID") == 0) { + DBusMessageIter array; + unsigned char *ssid; + int ssid_len; + + dbus_message_iter_recurse(iter, &array); + dbus_message_iter_get_fixed_array(&array, &ssid, &ssid_len); + + if (ssid_len > 0 && ssid_len < 33) { + memcpy(bss->ssid, ssid, ssid_len); + bss->ssid_len = ssid_len; + } else { + memset(bss->ssid, 0, sizeof(bss->ssid)); + bss->ssid_len = 0; + } + } else if (g_strcmp0(key, "Capabilities") == 0) { + dbus_uint16_t capabilities = 0x0000; + + dbus_message_iter_get_basic(iter, &capabilities); + + if (capabilities & IEEE80211_CAP_ESS) + bss->mode = SUPPLICANT_MODE_INFRA; + else if (capabilities & IEEE80211_CAP_IBSS) + bss->mode = SUPPLICANT_MODE_IBSS; + + if (capabilities & IEEE80211_CAP_PRIVACY) + bss->privacy = TRUE; + } else if (g_strcmp0(key, "Mode") == 0) { + const char *mode = NULL; + + dbus_message_iter_get_basic(iter, &mode); + bss->mode = string2mode(mode); + } else if (g_strcmp0(key, "Frequency") == 0) { + dbus_uint16_t frequency = 0; + + dbus_message_iter_get_basic(iter, &frequency); + bss->frequency = frequency; + } else if (g_strcmp0(key, "Signal") == 0) { + dbus_int16_t signal = 0; + + dbus_message_iter_get_basic(iter, &signal); + } else if (g_strcmp0(key, "Level") == 0) { + dbus_int32_t level = 0; + + dbus_message_iter_get_basic(iter, &level); + } else if (g_strcmp0(key, "Rates") == 0) { + supplicant_dbus_array_foreach(iter, bss_rates, bss); + } else if (g_strcmp0(key, "MaxRate") == 0) { + dbus_uint32_t maxrate = 0; + + dbus_message_iter_get_basic(iter, &maxrate); + if (maxrate != 0) + bss->maxrate =maxrate; + } else if (g_strcmp0(key, "Privacy") == 0) { + dbus_bool_t privacy = FALSE; + + dbus_message_iter_get_basic(iter, &privacy); + bss->privacy = privacy; + } else if (g_strcmp0(key, "RSNIE") == 0) { + DBusMessageIter array; + unsigned char *ie; + int ie_len; + + dbus_message_iter_recurse(iter, &array); + dbus_message_iter_get_fixed_array(&array, &ie, &ie_len); + + if (ie_len > 2) + extract_rsn(bss, ie + 2, ie_len - 2); + } else if (g_strcmp0(key, "WPAIE") == 0) { + DBusMessageIter array; + unsigned char *ie; + int ie_len; + + dbus_message_iter_recurse(iter, &array); + dbus_message_iter_get_fixed_array(&array, &ie, &ie_len); + + if (ie_len > 6) + extract_rsn(bss, ie + 6, ie_len - 6); + } else if (g_strcmp0(key, "WPSIE") == 0) { + DBusMessageIter array; + unsigned char *ie; + int ie_len; + + dbus_message_iter_recurse(iter, &array); + dbus_message_iter_get_fixed_array(&array, &ie, &ie_len); + } else + DBG("key %s type %c", + key, dbus_message_iter_get_arg_type(iter)); +} + +static void interface_bss_added(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + struct supplicant_network *network; + struct supplicant_bss *bss; + const char *path = NULL; + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + if (g_strcmp0(path, "/") == 0) + return; + + network = g_hash_table_lookup(interface->bss_mapping, path); + if (network != NULL) { + bss = g_hash_table_lookup(network->bss_table, path); + if (bss != NULL) + return; + } + + bss = g_try_new0(struct supplicant_bss, 1); + if (bss == NULL) + return; + + bss->interface = interface; + bss->path = g_strdup(path); + + dbus_message_iter_next(iter); + if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { + supplicant_dbus_property_foreach(iter, bss_property, bss); + bss_property(NULL, NULL, bss); + return; + } + + supplicant_dbus_property_get_all(path, + SUPPLICANT_INTERFACE ".Interface.BSS", + bss_property, bss); +} + +static void interface_bss_removed(DBusMessageIter *iter, void *user_data) +{ + struct supplicant_interface *interface = user_data; + struct supplicant_network *network; + const char *path = NULL; + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + network = g_hash_table_lookup(interface->bss_mapping, path); + if (network == NULL) + return; + + g_hash_table_remove(bss_mapping, path); + + g_hash_table_remove(interface->bss_mapping, path); + g_hash_table_remove(network->bss_table, path); + + if (g_hash_table_size(network->bss_table) == 0) + g_hash_table_remove(interface->network_table, network->group); +} + +static void interface_property(const char *key, DBusMessageIter *iter, + void *user_data) +{ + struct supplicant_interface *interface = user_data; + + if (interface == NULL) + return; + + if (key == NULL) { + debug_strvalmap("KeyMgmt capability", keymgmt_capa_map, + interface->keymgmt_capa); + debug_strvalmap("AuthAlg capability", authalg_capa_map, + interface->authalg_capa); + debug_strvalmap("Protocol capability", proto_capa_map, + interface->proto_capa); + debug_strvalmap("Pairwise capability", pairwise_capa_map, + interface->pairwise_capa); + debug_strvalmap("Group capability", group_capa_map, + interface->group_capa); + debug_strvalmap("Scan capability", scan_capa_map, + interface->scan_capa); + debug_strvalmap("Mode capability", mode_capa_map, + interface->mode_capa); + + interface->ready = TRUE; + callback_interface_added(interface); + return; + } + + if (g_strcmp0(key, "Capabilities") == 0) { + supplicant_dbus_property_foreach(iter, interface_capability, + interface); + } else if (g_strcmp0(key, "State") == 0) { + const char *str = NULL; + + dbus_message_iter_get_basic(iter, &str); + if (str != NULL) + interface->state = string2state(str); + + DBG("state %s (%d)", str, interface->state); + } else if (g_strcmp0(key, "Scanning") == 0) { + dbus_bool_t scanning = FALSE; + + dbus_message_iter_get_basic(iter, &scanning); + interface->scanning = scanning; + + if (interface->ready == TRUE) { + if (interface->scanning == TRUE) + callback_scan_started(interface); + else + callback_scan_finished(interface); + } + } else if (g_strcmp0(key, "ApScan") == 0) { + int apscan = 1; + + dbus_message_iter_get_basic(iter, &apscan); + interface->apscan = apscan; + } else if (g_strcmp0(key, "Ifname") == 0) { + const char *str = NULL; + + dbus_message_iter_get_basic(iter, &str); + if (str != NULL) + interface->ifname = g_strdup(str); + } else if (g_strcmp0(key, "Driver") == 0) { + const char *str = NULL; + + dbus_message_iter_get_basic(iter, &str); + if (str != NULL) + interface->driver = g_strdup(str); + } else if (g_strcmp0(key, "BridgeIfname") == 0) { + const char *str = NULL; + + dbus_message_iter_get_basic(iter, &str); + if (str != NULL) + interface->bridge = g_strdup(str); + } else if (g_strcmp0(key, "CurrentBSS") == 0) { + interface_bss_added(iter, interface); + } else if (g_strcmp0(key, "CurrentNetwork") == 0) { + interface_network_added(iter, interface); + } else if (g_strcmp0(key, "BSSs") == 0) { + supplicant_dbus_array_foreach(iter, interface_bss_added, + interface); + } else if (g_strcmp0(key, "Blobs") == 0) { + } else if (g_strcmp0(key, "Networks") == 0) { + supplicant_dbus_array_foreach(iter, interface_network_added, + interface); + } else + DBG("key %s type %c", + key, dbus_message_iter_get_arg_type(iter)); +} + +static struct supplicant_interface *interface_alloc(const char *path) +{ + struct supplicant_interface *interface; + + interface = g_try_new0(struct supplicant_interface, 1); + if (interface == NULL) + return NULL; -#define TIMEOUT 5000 + interface->path = g_strdup(path); -static DBusConnection *connection; + interface->network_table = g_hash_table_new_full(g_str_hash, g_str_equal, + NULL, remove_network); + + interface->net_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, + NULL, NULL); + interface->bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, + NULL, NULL); + + g_hash_table_replace(interface_table, interface->path, interface); + + return interface; +} -static void show_property(const char *key, DBusMessageIter *iter) +static void interface_added(DBusMessageIter *iter, void *user_data) { - DBusMessageIter array; - const char *str; - unsigned char byte; + struct supplicant_interface *interface; + const char *path = NULL; - switch (dbus_message_iter_get_arg_type(iter)) { - case DBUS_TYPE_STRING: - dbus_message_iter_get_basic(iter, &str); - DBG("%s = %s", key, str); - break; - case DBUS_TYPE_BYTE: - dbus_message_iter_get_basic(iter, &byte); - DBG("%s = %u", key, byte); - break; - case DBUS_TYPE_ARRAY: - DBG("%s = {array}", key); - dbus_message_iter_recurse(iter, &array); - while (dbus_message_iter_get_arg_type(&array) != DBUS_TYPE_INVALID) { - dbus_message_iter_get_basic(&array, &str); - DBG(" %s", str); - dbus_message_iter_next(&array); + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + if (g_strcmp0(path, "/") == 0) + return; + + interface = g_hash_table_lookup(interface_table, path); + if (interface != NULL) + return; + + interface = interface_alloc(path); + if (interface == NULL) + return; + + dbus_message_iter_next(iter); + if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_INVALID) { + supplicant_dbus_property_foreach(iter, interface_property, + interface); + interface_property(NULL, NULL, interface); + return; + } + + supplicant_dbus_property_get_all(path, + SUPPLICANT_INTERFACE ".Interface", + interface_property, interface); +} + +static void interface_removed(DBusMessageIter *iter, void *user_data) +{ + const char *path = NULL; + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) + return; + + g_hash_table_remove(interface_table, path); +} + +static void eap_method(DBusMessageIter *iter, void *user_data) +{ + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + if (str == NULL) + return; + + for (i = 0; eap_method_map[i].str != NULL; i++) + if (strcmp(str, eap_method_map[i].str) == 0) { + eap_methods |= eap_method_map[i].val; + break; } - break; - default: - DBG("%s = ...", key); - break; +} + +static void service_property(const char *key, DBusMessageIter *iter, + void *user_data) +{ + if (key == NULL) { + callback_system_ready(); + return; } + + if (g_strcmp0(key, "DebugLevel") == 0) { + const char *str = NULL; + int i; + + dbus_message_iter_get_basic(iter, &str); + for (i = 0; debug_strings[i] != NULL; i++) + if (g_strcmp0(debug_strings[i], str) == 0) { + debug_level = i; + break; + } + DBG("Debug level %d", debug_level); + } else if (g_strcmp0(key, "DebugTimestamp") == 0) { + dbus_message_iter_get_basic(iter, &debug_timestamp); + DBG("Debug timestamp %u", debug_timestamp); + } else if (g_strcmp0(key, "DebugShowKeys") == 0) { + dbus_message_iter_get_basic(iter, &debug_showkeys); + DBG("Debug show keys %u", debug_showkeys); + } else if (g_strcmp0(key, "Interfaces") == 0) { + supplicant_dbus_array_foreach(iter, interface_added, NULL); + } else if (g_strcmp0(key, "EapMethods") == 0) { + supplicant_dbus_array_foreach(iter, eap_method, NULL); + debug_strvalmap("EAP method", eap_method_map, eap_methods); + } else + DBG("key %s type %c", + key, dbus_message_iter_get_arg_type(iter)); } -static void properties_decode(DBusMessageIter *iter) +static void supplicant_bootstrap(void) { - DBusMessageIter dict; + supplicant_dbus_property_get_all(SUPPLICANT_PATH, + SUPPLICANT_INTERFACE, + service_property, NULL); +} + +static void signal_name_owner_changed(const char *path, DBusMessageIter *iter) +{ + const char *name = NULL, *old = NULL, *new = NULL; + + if (g_strcmp0(path, DBUS_PATH_DBUS) != 0) + return; + + dbus_message_iter_get_basic(iter, &name); + if (name == NULL) + return; + + if (g_strcmp0(name, SUPPLICANT_SERVICE) != 0) + return; + + dbus_message_iter_next(iter); + dbus_message_iter_get_basic(iter, &old); + dbus_message_iter_next(iter); + dbus_message_iter_get_basic(iter, &new); - if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_ARRAY) { - syslog(LOG_ERR, "Invalid message type"); + if (old == NULL || new == NULL) return; + + if (strlen(old) > 0 && strlen(new) == 0) { + system_available = FALSE; + g_hash_table_remove_all(bss_mapping); + g_hash_table_remove_all(interface_table); + callback_system_killed(); } - dbus_message_iter_recurse(iter, &dict); + if (strlen(new) > 0 && strlen(old) == 0) { + system_available = TRUE; + supplicant_bootstrap(); + } +} - while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) { - DBusMessageIter entry, value; - const char *key; +static void signal_properties_changed(const char *path, DBusMessageIter *iter) +{ + if (g_strcmp0(path, SUPPLICANT_PATH) != 0) + return; - dbus_message_iter_recurse(&dict, &entry); + supplicant_dbus_property_foreach(iter, service_property, NULL); +} - if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING) - return; +static void signal_interface_added(const char *path, DBusMessageIter *iter) +{ + if (g_strcmp0(path, SUPPLICANT_PATH) == 0) + interface_added(iter, NULL); +} - dbus_message_iter_get_basic(&entry, &key); - dbus_message_iter_next(&entry); +static void signal_interface_removed(const char *path, DBusMessageIter *iter) +{ + if (g_strcmp0(path, SUPPLICANT_PATH) == 0) + interface_removed(iter, NULL); +} - if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT) - return; +static void signal_interface_changed(const char *path, DBusMessageIter *iter) +{ + struct supplicant_interface *interface; + + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) + return; + + supplicant_dbus_property_foreach(iter, interface_property, interface); +} + +static void signal_scan_done(const char *path, DBusMessageIter *iter) +{ + struct supplicant_interface *interface; + dbus_bool_t success = FALSE; + + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) + return; + + dbus_message_iter_get_basic(iter, &success); - dbus_message_iter_recurse(&entry, &value); + if (interface->scan_callback != NULL) { + int result = 0; - show_property(key, &value); + if (success == FALSE) + result = -EIO; - dbus_message_iter_next(&dict); + interface->scan_callback(result, interface->scan_data); } + + interface->scan_callback = NULL; + interface->scan_data = NULL; } -static void properties_get_all_reply(DBusPendingCall *call, void *user_data) +static void signal_bss_added(const char *path, DBusMessageIter *iter) { - DBusMessage *reply; - DBusMessageIter iter; + struct supplicant_interface *interface; - DBG("call %p", call); + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) + return; + + interface_bss_added(iter, interface); +} + +static void signal_bss_removed(const char *path, DBusMessageIter *iter) +{ + struct supplicant_interface *interface; - reply = dbus_pending_call_steal_reply(call); - if (reply == NULL) + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) return; - if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) - goto failed; + interface_bss_removed(iter, interface); +} - if (dbus_message_iter_init(reply, &iter) == FALSE) - goto failed; +static void signal_network_added(const char *path, DBusMessageIter *iter) +{ + struct supplicant_interface *interface; - DBG("success"); + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) + return; - properties_decode(&iter); + interface_network_added(iter, interface); +} - dbus_message_unref(reply); +static void signal_network_removed(const char *path, DBusMessageIter *iter) +{ + struct supplicant_interface *interface; - return; + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) + return; -failed: - dbus_message_unref(reply); + interface_network_removed(iter, interface); } -static int properties_get_all(const char *path, const char *interface) +static void signal_bss_changed(const char *path, DBusMessageIter *iter) { - DBusMessage *message; - DBusPendingCall *call; + struct supplicant_interface *interface; + struct supplicant_network *network; + struct supplicant_bss *bss; - DBG(""); + interface = g_hash_table_lookup(bss_mapping, path); + if (interface == NULL) + return; - message = dbus_message_new_method_call(SUPPLICANT_SERVICE, path, - DBUS_INTERFACE_PROPERTIES, "GetAll"); - if (message == NULL) - return -ENOMEM; + network = g_hash_table_lookup(interface->bss_mapping, path); + if (network == NULL) + return; + + bss = g_hash_table_lookup(network->bss_table, path); + if (bss == NULL) + return; + + supplicant_dbus_property_foreach(iter, bss_property, bss); +} - dbus_message_set_auto_start(message, FALSE); +static struct { + const char *interface; + const char *member; + void (*function) (const char *path, DBusMessageIter *iter); +} signal_map[] = { + { DBUS_INTERFACE_DBUS, "NameOwnerChanged", signal_name_owner_changed }, - dbus_message_append_args(message, DBUS_TYPE_STRING, &interface, NULL); + { SUPPLICANT_INTERFACE, "PropertiesChanged", signal_properties_changed }, + { SUPPLICANT_INTERFACE, "InterfaceAdded", signal_interface_added }, + { SUPPLICANT_INTERFACE, "InterfaceCreated", signal_interface_added }, + { SUPPLICANT_INTERFACE, "InterfaceRemoved", signal_interface_removed }, - if (dbus_connection_send_with_reply(connection, message, - &call, TIMEOUT) == FALSE) { - syslog(LOG_ERR, "Failed to add interface"); - dbus_message_unref(message); - return -EIO; + { SUPPLICANT_INTERFACE ".Interface", "PropertiesChanged", signal_interface_changed }, + { SUPPLICANT_INTERFACE ".Interface", "ScanDone", signal_scan_done }, + { SUPPLICANT_INTERFACE ".Interface", "BSSAdded", signal_bss_added }, + { SUPPLICANT_INTERFACE ".Interface", "BSSRemoved", signal_bss_removed }, + { SUPPLICANT_INTERFACE ".Interface", "NetworkAdded", signal_network_added }, + { SUPPLICANT_INTERFACE ".Interface", "NetworkRemoved", signal_network_removed }, + + { SUPPLICANT_INTERFACE ".Interface.BSS", "PropertiesChanged", signal_bss_changed }, + + { } +}; + +static DBusHandlerResult supplicant_filter(DBusConnection *conn, + DBusMessage *message, void *data) +{ + DBusMessageIter iter; + const char *path; + int i; + + path = dbus_message_get_path(message); + if (path == NULL) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + if (dbus_message_iter_init(message, &iter) == FALSE) + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; + + for (i = 0; signal_map[i].interface != NULL; i++) { + if (dbus_message_has_interface(message, + signal_map[i].interface) == FALSE) + continue; + + if (dbus_message_has_member(message, + signal_map[i].member) == FALSE) + continue; + + signal_map[i].function(path, &iter); + break; } - if (call == NULL) { - syslog(LOG_ERR, "D-Bus connection not available"); - dbus_message_unref(message); + return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; +} + +static const char *supplicant_rule0 = "type=signal," + "path=" DBUS_PATH_DBUS "," + "sender=" DBUS_SERVICE_DBUS "," + "interface=" DBUS_INTERFACE_DBUS "," + "member=NameOwnerChanged," + "arg0=" SUPPLICANT_SERVICE; +static const char *supplicant_rule1 = "type=signal," + "interface=" SUPPLICANT_INTERFACE; +static const char *supplicant_rule2 = "type=signal," + "interface=" SUPPLICANT_INTERFACE ".Interface"; +static const char *supplicant_rule3 = "type=signal," + "interface=" SUPPLICANT_INTERFACE ".Interface.WPS"; +static const char *supplicant_rule4 = "type=signal," + "interface=" SUPPLICANT_INTERFACE ".Interface.BSS"; +static const char *supplicant_rule5 = "type=signal," + "interface=" SUPPLICANT_INTERFACE ".Interface.Network"; +static const char *supplicant_rule6 = "type=signal," + "interface=" SUPPLICANT_INTERFACE ".Interface.Blob"; + +int supplicant_register(const struct supplicant_callbacks *callbacks) +{ + connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL); + if (connection == NULL) + return -EIO; + + if (dbus_connection_add_filter(connection, + supplicant_filter, NULL, NULL) == FALSE) { + dbus_connection_unref(connection); + connection = NULL; return -EIO; } - DBG("call %p", call); + callbacks_pointer = callbacks; + eap_methods = 0; - dbus_pending_call_set_notify(call, properties_get_all_reply, + interface_table = g_hash_table_new_full(g_str_hash, g_str_equal, + NULL, remove_interface); + + bss_mapping = g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL); - dbus_message_unref(message); + supplicant_dbus_setup(connection); + + dbus_bus_add_match(connection, supplicant_rule0, NULL); + dbus_bus_add_match(connection, supplicant_rule1, NULL); + dbus_bus_add_match(connection, supplicant_rule2, NULL); + dbus_bus_add_match(connection, supplicant_rule3, NULL); + dbus_bus_add_match(connection, supplicant_rule4, NULL); + dbus_bus_add_match(connection, supplicant_rule5, NULL); + dbus_bus_add_match(connection, supplicant_rule6, NULL); + dbus_connection_flush(connection); + + if (dbus_bus_name_has_owner(connection, + SUPPLICANT_SERVICE, NULL) == TRUE) { + system_available = TRUE; + supplicant_bootstrap(); + } return 0; } -int supplicant_init(void) +void supplicant_unregister(const struct supplicant_callbacks *callbacks) { - DBG(""); + if (connection != NULL) { + dbus_bus_remove_match(connection, supplicant_rule6, NULL); + dbus_bus_remove_match(connection, supplicant_rule5, NULL); + dbus_bus_remove_match(connection, supplicant_rule4, NULL); + dbus_bus_remove_match(connection, supplicant_rule3, NULL); + dbus_bus_remove_match(connection, supplicant_rule2, NULL); + dbus_bus_remove_match(connection, supplicant_rule1, NULL); + dbus_bus_remove_match(connection, supplicant_rule0, NULL); + dbus_connection_flush(connection); - connection = dbus_bus_get(DBUS_BUS_SYSTEM, NULL); - if (connection == NULL) - return -EIO; + dbus_connection_remove_filter(connection, + supplicant_filter, NULL); + } - properties_get_all(SUPPLICANT_PATH, SUPPLICANT_INTERFACE); + if (bss_mapping != NULL) { + g_hash_table_destroy(bss_mapping); + bss_mapping = NULL; + } + + if (interface_table != NULL) { + g_hash_table_destroy(interface_table); + interface_table = NULL; + } + + if (system_available == TRUE) + callback_system_killed(); + + if (connection != NULL) { + dbus_connection_unref(connection); + connection = NULL; + } + + callbacks_pointer = NULL; + eap_methods = 0; +} + +static void debug_level_result(const char *error, + DBusMessageIter *iter, void *user_data) +{ + if (error != NULL) + DBG("debug level failure: %s", error); +} + +static void debug_level_params(DBusMessageIter *iter, void *user_data) +{ + guint level = GPOINTER_TO_UINT(user_data); + const char *str; + + if (level > 4) + level = 4; + + str = debug_strings[level]; + + dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &str); +} + +void supplicant_set_debug_level(unsigned int level) +{ + if (system_available == FALSE) + return; + + supplicant_dbus_property_set(SUPPLICANT_PATH, SUPPLICANT_INTERFACE, + "DebugLevel", DBUS_TYPE_STRING_AS_STRING, + debug_level_params, debug_level_result, + GUINT_TO_POINTER(level)); +} + +struct interface_create_data { + const char *ifname; + const char *driver; + struct supplicant_interface *interface; + supplicant_interface_create_callback callback; + void *user_data; +}; + +static void interface_create_property(const char *key, DBusMessageIter *iter, + void *user_data) +{ + struct interface_create_data *data = user_data; + struct supplicant_interface *interface = data->interface; + + if (key == NULL) { + if (data->callback != NULL) + data->callback(0, data->interface, data->user_data); + + dbus_free(data); + } + + interface_property(key, iter, interface); +} + +static void interface_create_result(const char *error, + DBusMessageIter *iter, void *user_data) +{ + struct interface_create_data *data = user_data; + const char *path = NULL; + int err; + + if (error != NULL) { + err = -EIO; + goto done; + } + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) { + err = -EINVAL; + goto done; + } + + if (system_available == FALSE) { + err = -EFAULT; + goto done; + } + + data->interface = g_hash_table_lookup(interface_table, path); + if (data->interface == NULL) { + data->interface = interface_alloc(path); + if (data->interface == NULL) { + err = -ENOMEM; + goto done; + } + } + + err = supplicant_dbus_property_get_all(path, + SUPPLICANT_INTERFACE ".Interface", + interface_create_property, data); + if (err == 0) + return; + +done: + if (data->callback != NULL) + data->callback(err, NULL, data->user_data); + + dbus_free(data); +} + +static void interface_create_params(DBusMessageIter *iter, void *user_data) +{ + struct interface_create_data *data = user_data; + DBusMessageIter dict; + + supplicant_dbus_dict_open(iter, &dict); + + supplicant_dbus_dict_append_basic(&dict, "Ifname", + DBUS_TYPE_STRING, &data->ifname); + + if (data->driver != NULL) + supplicant_dbus_dict_append_basic(&dict, "Driver", + DBUS_TYPE_STRING, &data->driver); + + supplicant_dbus_dict_close(iter, &dict); +} + +static void interface_get_result(const char *error, + DBusMessageIter *iter, void *user_data) +{ + struct interface_create_data *data = user_data; + struct supplicant_interface *interface; + const char *path = NULL; + int err; + + if (error != NULL) { + err = -EIO; + goto create; + } + + dbus_message_iter_get_basic(iter, &path); + if (path == NULL) { + err = -EINVAL; + goto done; + } + + interface = g_hash_table_lookup(interface_table, path); + if (interface == NULL) { + err = -ENOENT; + goto done; + } + + if (data->callback != NULL) + data->callback(0, interface, data->user_data); + + dbus_free(data); + + return; + +create: + if (system_available == FALSE) { + err = -EFAULT; + goto done; + } + + err = supplicant_dbus_method_call(SUPPLICANT_PATH, + SUPPLICANT_INTERFACE, + "CreateInterface", + interface_create_params, + interface_create_result, data); + if (err == 0) + return; + +done: + if (data->callback != NULL) + data->callback(err, NULL, data->user_data); + + dbus_free(data); +} + +static void interface_get_params(DBusMessageIter *iter, void *user_data) +{ + struct interface_create_data *data = user_data; + + dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING, &data->ifname); +} + +int supplicant_interface_create(const char *ifname, const char *driver, + supplicant_interface_create_callback callback, + void *user_data) +{ + struct interface_create_data *data; + + if (ifname == NULL) + return -EINVAL; + + if (system_available == FALSE) + return -EFAULT; + + data = dbus_malloc0(sizeof(*data)); + if (data == NULL) + return -ENOMEM; + + data->ifname = ifname; + data->driver = driver; + data->callback = callback; + data->user_data = user_data; + + return supplicant_dbus_method_call(SUPPLICANT_PATH, + SUPPLICANT_INTERFACE, + "GetInterface", + interface_get_params, + interface_get_result, data); +} + +int supplicant_interface_remove(struct supplicant_interface *interface, + supplicant_interface_remove_callback callback, + void *user_data) +{ + if (interface == NULL) + return -EINVAL; + + if (system_available == FALSE) + return -EFAULT; return 0; } -void supplicant_exit(void) +struct interface_scan_data { + struct supplicant_interface *interface; + supplicant_interface_scan_callback callback; + void *user_data; +}; + +static void interface_scan_result(const char *error, + DBusMessageIter *iter, void *user_data) { - DBG(""); + struct interface_scan_data *data = user_data; - if (connection != NULL) - dbus_connection_unref(connection); + if (error != NULL) { + if (data->callback != NULL) + data->callback(-EIO, data->user_data); + } else { + data->interface->scan_callback = data->callback; + data->interface->scan_data = data->user_data; + } + + dbus_free(data); +} + +static void interface_scan_params(DBusMessageIter *iter, void *user_data) +{ + DBusMessageIter dict; + const char *type = "passive"; + + supplicant_dbus_dict_open(iter, &dict); + + supplicant_dbus_dict_append_basic(&dict, "Type", + DBUS_TYPE_STRING, &type); + + supplicant_dbus_dict_close(iter, &dict); +} + +int supplicant_interface_scan(struct supplicant_interface *interface, + supplicant_interface_scan_callback callback, + void *user_data) +{ + struct interface_scan_data *data; + + if (interface == NULL) + return -EINVAL; + + if (system_available == FALSE) + return -EFAULT; + + if (interface->scanning == TRUE) + return -EALREADY; + + data = dbus_malloc0(sizeof(*data)); + if (data == NULL) + return -ENOMEM; + + data->interface = interface; + data->callback = callback; + data->user_data = user_data; + + return supplicant_dbus_method_call(interface->path, + SUPPLICANT_INTERFACE ".Interface", "Scan", + interface_scan_params, interface_scan_result, data); +} + +struct interface_disconnect_data { + supplicant_interface_disconnect_callback callback; + void *user_data; +}; + +static void interface_disconnect_result(const char *error, + DBusMessageIter *iter, void *user_data) +{ + struct interface_disconnect_data *data = user_data; + int result = 0; + + if (error != NULL) + result = -EIO; + + if (data->callback != NULL) + data->callback(result, data->user_data); + + dbus_free(data); +} + +int supplicant_interface_disconnect(struct supplicant_interface *interface, + supplicant_interface_disconnect_callback callback, + void *user_data) +{ + struct interface_disconnect_data *data; + + if (interface == NULL) + return -EINVAL; + + if (system_available == FALSE) + return -EFAULT; + + data = dbus_malloc0(sizeof(*data)); + if (data == NULL) + return -ENOMEM; + + data->callback = callback; + data->user_data = user_data; + + return supplicant_dbus_method_call(interface->path, + SUPPLICANT_INTERFACE ".Interface", "Disconnect", + NULL, interface_disconnect_result, data); }