diff options
Diffstat (limited to 'contrib/wpa/wpa_supplicant/dbus/dbus_old.c')
| -rw-r--r-- | contrib/wpa/wpa_supplicant/dbus/dbus_old.c | 743 |
1 files changed, 0 insertions, 743 deletions
diff --git a/contrib/wpa/wpa_supplicant/dbus/dbus_old.c b/contrib/wpa/wpa_supplicant/dbus/dbus_old.c deleted file mode 100644 index 5f298e7..0000000 --- a/contrib/wpa/wpa_supplicant/dbus/dbus_old.c +++ /dev/null @@ -1,743 +0,0 @@ -/* - * WPA Supplicant / dbus-based control interface - * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc. - * - * This software may be distributed under the terms of the BSD license. - * See README for more details. - */ - -#include "includes.h" -#include <dbus/dbus.h> - -#include "common.h" -#include "eloop.h" -#include "wps/wps.h" -#include "../config.h" -#include "../wpa_supplicant_i.h" -#include "../bss.h" -#include "dbus_old.h" -#include "dbus_old_handlers.h" -#include "dbus_common_i.h" - - -/** - * wpas_dbus_decompose_object_path - Decompose an interface object path into parts - * @path: The dbus object path - * @network: (out) the configured network this object path refers to, if any - * @bssid: (out) the scanned bssid this object path refers to, if any - * Returns: The object path of the network interface this path refers to - * - * For a given object path, decomposes the object path into object id, network, - * and BSSID parts, if those parts exist. - */ -char * wpas_dbus_decompose_object_path(const char *path, char **network, - char **bssid) -{ - const unsigned int dev_path_prefix_len = - strlen(WPAS_DBUS_PATH_INTERFACES "/"); - char *obj_path_only; - char *next_sep; - - /* Be a bit paranoid about path */ - if (!path || strncmp(path, WPAS_DBUS_PATH_INTERFACES "/", - dev_path_prefix_len)) - return NULL; - - /* Ensure there's something at the end of the path */ - if ((path + dev_path_prefix_len)[0] == '\0') - return NULL; - - obj_path_only = os_strdup(path); - if (obj_path_only == NULL) - return NULL; - - next_sep = strchr(obj_path_only + dev_path_prefix_len, '/'); - if (next_sep != NULL) { - const char *net_part = strstr(next_sep, - WPAS_DBUS_NETWORKS_PART "/"); - const char *bssid_part = strstr(next_sep, - WPAS_DBUS_BSSIDS_PART "/"); - - if (network && net_part) { - /* Deal with a request for a configured network */ - const char *net_name = net_part + - strlen(WPAS_DBUS_NETWORKS_PART "/"); - *network = NULL; - if (strlen(net_name)) - *network = os_strdup(net_name); - } else if (bssid && bssid_part) { - /* Deal with a request for a scanned BSSID */ - const char *bssid_name = bssid_part + - strlen(WPAS_DBUS_BSSIDS_PART "/"); - if (strlen(bssid_name)) - *bssid = os_strdup(bssid_name); - else - *bssid = NULL; - } - - /* Cut off interface object path before "/" */ - *next_sep = '\0'; - } - - return obj_path_only; -} - - -/** - * wpas_dbus_new_invalid_iface_error - Return a new invalid interface error message - * @message: Pointer to incoming dbus message this error refers to - * Returns: A dbus error message - * - * Convenience function to create and return an invalid interface error - */ -DBusMessage * wpas_dbus_new_invalid_iface_error(DBusMessage *message) -{ - return dbus_message_new_error(message, WPAS_ERROR_INVALID_IFACE, - "wpa_supplicant knows nothing about " - "this interface."); -} - - -/** - * wpas_dbus_new_invalid_network_error - Return a new invalid network error message - * @message: Pointer to incoming dbus message this error refers to - * Returns: a dbus error message - * - * Convenience function to create and return an invalid network error - */ -DBusMessage * wpas_dbus_new_invalid_network_error(DBusMessage *message) -{ - return dbus_message_new_error(message, WPAS_ERROR_INVALID_NETWORK, - "The requested network does not exist."); -} - - -/** - * wpas_dbus_new_invalid_bssid_error - Return a new invalid bssid error message - * @message: Pointer to incoming dbus message this error refers to - * Returns: a dbus error message - * - * Convenience function to create and return an invalid bssid error - */ -static DBusMessage * wpas_dbus_new_invalid_bssid_error(DBusMessage *message) -{ - return dbus_message_new_error(message, WPAS_ERROR_INVALID_BSSID, - "The BSSID requested was invalid."); -} - - -/** - * wpas_dispatch_network_method - dispatch messages for configured networks - * @message: the incoming dbus message - * @wpa_s: a network interface's data - * @network_id: id of the configured network we're interested in - * Returns: a reply dbus message, or a dbus error message - * - * This function dispatches all incoming dbus messages for configured networks. - */ -static DBusMessage * wpas_dispatch_network_method(DBusMessage *message, - struct wpa_supplicant *wpa_s, - int network_id) -{ - DBusMessage *reply = NULL; - const char *method = dbus_message_get_member(message); - struct wpa_ssid *ssid; - - ssid = wpa_config_get_network(wpa_s->conf, network_id); - if (ssid == NULL) - return wpas_dbus_new_invalid_network_error(message); - - if (!strcmp(method, "set")) - reply = wpas_dbus_iface_set_network(message, wpa_s, ssid); - else if (!strcmp(method, "enable")) - reply = wpas_dbus_iface_enable_network(message, wpa_s, ssid); - else if (!strcmp(method, "disable")) - reply = wpas_dbus_iface_disable_network(message, wpa_s, ssid); - - return reply; -} - - -/** - * wpas_dispatch_bssid_method - dispatch messages for scanned networks - * @message: the incoming dbus message - * @wpa_s: a network interface's data - * @bssid: bssid of the scanned network we're interested in - * Returns: a reply dbus message, or a dbus error message - * - * This function dispatches all incoming dbus messages for scanned networks. - */ -static DBusMessage * wpas_dispatch_bssid_method(DBusMessage *message, - struct wpa_supplicant *wpa_s, - const char *bssid_txt) -{ - u8 bssid[ETH_ALEN]; - struct wpa_bss *bss; - - if (hexstr2bin(bssid_txt, bssid, ETH_ALEN) < 0) - return wpas_dbus_new_invalid_bssid_error(message); - - bss = wpa_bss_get_bssid(wpa_s, bssid); - if (bss == NULL) - return wpas_dbus_new_invalid_bssid_error(message); - - /* Dispatch the method call against the scanned bssid */ - if (os_strcmp(dbus_message_get_member(message), "properties") == 0) - return wpas_dbus_bssid_properties(message, wpa_s, bss); - - return NULL; -} - - -/** - * wpas_iface_message_handler - Dispatch messages for interfaces or networks - * @connection: Connection to the system message bus - * @message: An incoming dbus message - * @user_data: A pointer to a dbus control interface data structure - * Returns: Whether or not the message was handled - * - * This function dispatches all incoming dbus messages for network interfaces, - * or objects owned by them, such as scanned BSSIDs and configured networks. - */ -static DBusHandlerResult wpas_iface_message_handler(DBusConnection *connection, - DBusMessage *message, - void *user_data) -{ - struct wpa_supplicant *wpa_s = user_data; - const char *method = dbus_message_get_member(message); - const char *path = dbus_message_get_path(message); - const char *msg_interface = dbus_message_get_interface(message); - char *iface_obj_path = NULL; - char *network = NULL; - char *bssid = NULL; - DBusMessage *reply = NULL; - - /* Caller must specify a message interface */ - if (!msg_interface) - goto out; - - iface_obj_path = wpas_dbus_decompose_object_path(path, &network, - &bssid); - if (iface_obj_path == NULL) { - reply = wpas_dbus_new_invalid_iface_error(message); - goto out; - } - - /* Make sure the message's object path actually refers to the - * wpa_supplicant structure it's supposed to (which is wpa_s) - */ - if (wpa_supplicant_get_iface_by_dbus_path(wpa_s->global, - iface_obj_path) != wpa_s) { - reply = wpas_dbus_new_invalid_iface_error(message); - goto out; - } - - if (network && !strcmp(msg_interface, WPAS_DBUS_IFACE_NETWORK)) { - /* A method for one of this interface's configured networks */ - int nid = strtoul(network, NULL, 10); - if (errno != EINVAL) - reply = wpas_dispatch_network_method(message, wpa_s, - nid); - else - reply = wpas_dbus_new_invalid_network_error(message); - } else if (bssid && !strcmp(msg_interface, WPAS_DBUS_IFACE_BSSID)) { - /* A method for one of this interface's scanned BSSIDs */ - reply = wpas_dispatch_bssid_method(message, wpa_s, bssid); - } else if (!strcmp(msg_interface, WPAS_DBUS_IFACE_INTERFACE)) { - /* A method for an interface only. */ - if (!strcmp(method, "scan")) - reply = wpas_dbus_iface_scan(message, wpa_s); - else if (!strcmp(method, "scanResults")) - reply = wpas_dbus_iface_scan_results(message, wpa_s); - else if (!strcmp(method, "addNetwork")) - reply = wpas_dbus_iface_add_network(message, wpa_s); - else if (!strcmp(method, "removeNetwork")) - reply = wpas_dbus_iface_remove_network(message, wpa_s); - else if (!strcmp(method, "selectNetwork")) - reply = wpas_dbus_iface_select_network(message, wpa_s); - else if (!strcmp(method, "capabilities")) - reply = wpas_dbus_iface_capabilities(message, wpa_s); - else if (!strcmp(method, "disconnect")) - reply = wpas_dbus_iface_disconnect(message, wpa_s); - else if (!strcmp(method, "setAPScan")) - reply = wpas_dbus_iface_set_ap_scan(message, wpa_s); - else if (!strcmp(method, "setSmartcardModules")) - reply = wpas_dbus_iface_set_smartcard_modules(message, - wpa_s); - else if (!strcmp(method, "state")) - reply = wpas_dbus_iface_get_state(message, wpa_s); - else if (!strcmp(method, "scanning")) - reply = wpas_dbus_iface_get_scanning(message, wpa_s); - else if (!strcmp(method, "setBlobs")) - reply = wpas_dbus_iface_set_blobs(message, wpa_s); - else if (!strcmp(method, "removeBlobs")) - reply = wpas_dbus_iface_remove_blobs(message, wpa_s); -#ifdef CONFIG_WPS - else if (!os_strcmp(method, "wpsPbc")) - reply = wpas_dbus_iface_wps_pbc(message, wpa_s); - else if (!os_strcmp(method, "wpsPin")) - reply = wpas_dbus_iface_wps_pin(message, wpa_s); - else if (!os_strcmp(method, "wpsReg")) - reply = wpas_dbus_iface_wps_reg(message, wpa_s); -#endif /* CONFIG_WPS */ - else if (!os_strcmp(method, "flush")) - reply = wpas_dbus_iface_flush(message, wpa_s); - } - - /* If the message was handled, send back the reply */ - if (reply) { - if (!dbus_message_get_no_reply(message)) - dbus_connection_send(connection, reply, NULL); - dbus_message_unref(reply); - } - -out: - os_free(iface_obj_path); - os_free(network); - os_free(bssid); - return reply ? DBUS_HANDLER_RESULT_HANDLED : - DBUS_HANDLER_RESULT_NOT_YET_HANDLED; -} - - -/** - * wpas_message_handler - dispatch incoming dbus messages - * @connection: connection to the system message bus - * @message: an incoming dbus message - * @user_data: a pointer to a dbus control interface data structure - * Returns: whether or not the message was handled - * - * This function dispatches all incoming dbus messages to the correct - * handlers, depending on what the message's target object path is, - * and what the method call is. - */ -static DBusHandlerResult wpas_message_handler(DBusConnection *connection, - DBusMessage *message, void *user_data) -{ - struct wpas_dbus_priv *ctrl_iface = user_data; - const char *method; - const char *path; - const char *msg_interface; - DBusMessage *reply = NULL; - - method = dbus_message_get_member(message); - path = dbus_message_get_path(message); - msg_interface = dbus_message_get_interface(message); - if (!method || !path || !ctrl_iface || !msg_interface) - return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; - - /* Validate the method interface */ - if (strcmp(msg_interface, WPAS_DBUS_INTERFACE) != 0) - return DBUS_HANDLER_RESULT_NOT_YET_HANDLED; - - if (!strcmp(path, WPAS_DBUS_PATH)) { - /* dispatch methods against our global dbus interface here */ - if (!strcmp(method, "addInterface")) { - reply = wpas_dbus_global_add_interface( - message, ctrl_iface->global); - } else if (!strcmp(method, "removeInterface")) { - reply = wpas_dbus_global_remove_interface( - message, ctrl_iface->global); - } else if (!strcmp(method, "getInterface")) { - reply = wpas_dbus_global_get_interface( - message, ctrl_iface->global); - } else if (!strcmp(method, "setDebugParams")) { - reply = wpas_dbus_global_set_debugparams( - message, ctrl_iface->global); - } - } - - /* If the message was handled, send back the reply */ - if (reply) { - if (!dbus_message_get_no_reply(message)) - dbus_connection_send(connection, reply, NULL); - dbus_message_unref(reply); - } - - return reply ? DBUS_HANDLER_RESULT_HANDLED : - DBUS_HANDLER_RESULT_NOT_YET_HANDLED; -} - - -/** - * wpa_supplicant_dbus_notify_scan_results - Send a scan results signal - * @wpa_s: %wpa_supplicant network interface data - * Returns: 0 on success, -1 on failure - * - * Notify listeners that this interface has updated scan results. - */ -void wpa_supplicant_dbus_notify_scan_results(struct wpa_supplicant *wpa_s) -{ - struct wpas_dbus_priv *iface = wpa_s->global->dbus; - DBusMessage *_signal; - - /* Do nothing if the control interface is not turned on */ - if (iface == NULL) - return; - - _signal = dbus_message_new_signal(wpa_s->dbus_path, - WPAS_DBUS_IFACE_INTERFACE, - "ScanResultsAvailable"); - if (_signal == NULL) { - wpa_printf(MSG_ERROR, "dbus: Not enough memory to send scan " - "results signal"); - return; - } - dbus_connection_send(iface->con, _signal, NULL); - dbus_message_unref(_signal); -} - - -/** - * wpa_supplicant_dbus_notify_state_change - Send a state change signal - * @wpa_s: %wpa_supplicant network interface data - * @new_state: new state wpa_supplicant is entering - * @old_state: old state wpa_supplicant is leaving - * Returns: 0 on success, -1 on failure - * - * Notify listeners that wpa_supplicant has changed state - */ -void wpa_supplicant_dbus_notify_state_change(struct wpa_supplicant *wpa_s, - enum wpa_states new_state, - enum wpa_states old_state) -{ - struct wpas_dbus_priv *iface; - DBusMessage *_signal = NULL; - const char *new_state_str, *old_state_str; - - if (wpa_s->dbus_path == NULL) - return; /* Skip signal since D-Bus setup is not yet ready */ - - /* Do nothing if the control interface is not turned on */ - if (wpa_s->global == NULL) - return; - iface = wpa_s->global->dbus; - if (iface == NULL) - return; - - /* Only send signal if state really changed */ - if (new_state == old_state) - return; - - _signal = dbus_message_new_signal(wpa_s->dbus_path, - WPAS_DBUS_IFACE_INTERFACE, - "StateChange"); - if (_signal == NULL) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_state_change: " - "could not create dbus signal; likely out of " - "memory"); - return; - } - - new_state_str = wpa_supplicant_state_txt(new_state); - old_state_str = wpa_supplicant_state_txt(old_state); - if (new_state_str == NULL || old_state_str == NULL) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_state_change: " - "Could not convert state strings"); - goto out; - } - - if (!dbus_message_append_args(_signal, - DBUS_TYPE_STRING, &new_state_str, - DBUS_TYPE_STRING, &old_state_str, - DBUS_TYPE_INVALID)) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_state_change: " - "Not enough memory to construct state change " - "signal"); - goto out; - } - - dbus_connection_send(iface->con, _signal, NULL); - -out: - dbus_message_unref(_signal); -} - - -/** - * wpa_supplicant_dbus_notify_scanning - send scanning status - * @wpa_s: %wpa_supplicant network interface data - * Returns: 0 on success, -1 on failure - * - * Notify listeners of interface scanning state changes - */ -void wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s) -{ - struct wpas_dbus_priv *iface = wpa_s->global->dbus; - DBusMessage *_signal; - dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE; - - /* Do nothing if the control interface is not turned on */ - if (iface == NULL) - return; - - _signal = dbus_message_new_signal(wpa_s->dbus_path, - WPAS_DBUS_IFACE_INTERFACE, - "Scanning"); - if (_signal == NULL) { - wpa_printf(MSG_ERROR, "dbus: Not enough memory to send scan " - "results signal"); - return; - } - - if (dbus_message_append_args(_signal, - DBUS_TYPE_BOOLEAN, &scanning, - DBUS_TYPE_INVALID)) { - dbus_connection_send(iface->con, _signal, NULL); - } else { - wpa_printf(MSG_ERROR, "dbus: Not enough memory to construct " - "signal"); - } - dbus_message_unref(_signal); -} - - -#ifdef CONFIG_WPS -void wpa_supplicant_dbus_notify_wps_cred(struct wpa_supplicant *wpa_s, - const struct wps_credential *cred) -{ - struct wpas_dbus_priv *iface; - DBusMessage *_signal = NULL; - - /* Do nothing if the control interface is not turned on */ - if (wpa_s->global == NULL) - return; - iface = wpa_s->global->dbus; - if (iface == NULL) - return; - - _signal = dbus_message_new_signal(wpa_s->dbus_path, - WPAS_DBUS_IFACE_INTERFACE, - "WpsCred"); - if (_signal == NULL) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_wps_cred: " - "Could not create dbus signal; likely out of " - "memory"); - return; - } - - if (!dbus_message_append_args(_signal, - DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, - &cred->cred_attr, cred->cred_attr_len, - DBUS_TYPE_INVALID)) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_wps_cred: " - "Not enough memory to construct signal"); - goto out; - } - - dbus_connection_send(iface->con, _signal, NULL); - -out: - dbus_message_unref(_signal); -} -#else /* CONFIG_WPS */ -void wpa_supplicant_dbus_notify_wps_cred(struct wpa_supplicant *wpa_s, - const struct wps_credential *cred) -{ -} -#endif /* CONFIG_WPS */ - -void wpa_supplicant_dbus_notify_certification(struct wpa_supplicant *wpa_s, - int depth, const char *subject, - const char *cert_hash, - const struct wpabuf *cert) -{ - struct wpas_dbus_priv *iface; - DBusMessage *_signal = NULL; - const char *hash; - const char *cert_hex; - int cert_hex_len; - - /* Do nothing if the control interface is not turned on */ - if (wpa_s->global == NULL) - return; - iface = wpa_s->global->dbus; - if (iface == NULL) - return; - - _signal = dbus_message_new_signal(wpa_s->dbus_path, - WPAS_DBUS_IFACE_INTERFACE, - "Certification"); - if (_signal == NULL) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_certification: " - "Could not create dbus signal; likely out of " - "memory"); - return; - } - - hash = cert_hash ? cert_hash : ""; - cert_hex = cert ? wpabuf_head(cert) : ""; - cert_hex_len = cert ? wpabuf_len(cert) : 0; - - if (!dbus_message_append_args(_signal, - DBUS_TYPE_INT32,&depth, - DBUS_TYPE_STRING, &subject, - DBUS_TYPE_STRING, &hash, - DBUS_TYPE_ARRAY, DBUS_TYPE_BYTE, - &cert_hex, cert_hex_len, - DBUS_TYPE_INVALID)) { - wpa_printf(MSG_ERROR, - "dbus: wpa_supplicant_dbus_notify_certification: " - "Not enough memory to construct signal"); - goto out; - } - - dbus_connection_send(iface->con, _signal, NULL); - -out: - dbus_message_unref(_signal); - -} - - -/** - * wpa_supplicant_dbus_ctrl_iface_init - Initialize dbus control interface - * @global: Pointer to global data from wpa_supplicant_init() - * Returns: 0 on success, -1 on failure - * - * Initialize the dbus control interface and start receiving commands from - * external programs over the bus. - */ -int wpa_supplicant_dbus_ctrl_iface_init(struct wpas_dbus_priv *iface) -{ - DBusError error; - int ret = -1; - DBusObjectPathVTable wpas_vtable = { - NULL, &wpas_message_handler, NULL, NULL, NULL, NULL - }; - - /* Register the message handler for the global dbus interface */ - if (!dbus_connection_register_object_path(iface->con, - WPAS_DBUS_PATH, &wpas_vtable, - iface)) { - wpa_printf(MSG_ERROR, "dbus: Could not set up message " - "handler"); - return -1; - } - - /* Register our service with the message bus */ - dbus_error_init(&error); - switch (dbus_bus_request_name(iface->con, WPAS_DBUS_SERVICE, - 0, &error)) { - case DBUS_REQUEST_NAME_REPLY_PRIMARY_OWNER: - ret = 0; - break; - case DBUS_REQUEST_NAME_REPLY_EXISTS: - case DBUS_REQUEST_NAME_REPLY_IN_QUEUE: - case DBUS_REQUEST_NAME_REPLY_ALREADY_OWNER: - wpa_printf(MSG_ERROR, "dbus: Could not request service name: " - "already registered"); - break; - default: - wpa_printf(MSG_ERROR, "dbus: Could not request service name: " - "%s %s", error.name, error.message); - break; - } - dbus_error_free(&error); - - if (ret != 0) - return -1; - - wpa_printf(MSG_DEBUG, "Providing DBus service '" WPAS_DBUS_SERVICE - "'."); - - return 0; -} - - -/** - * wpas_dbus_register_new_iface - Register a new interface with dbus - * @wpa_s: %wpa_supplicant interface description structure to register - * Returns: 0 on success, -1 on error - * - * Registers a new interface with dbus and assigns it a dbus object path. - */ -int wpas_dbus_register_iface(struct wpa_supplicant *wpa_s) -{ - struct wpas_dbus_priv *ctrl_iface = wpa_s->global->dbus; - DBusConnection * con; - u32 next; - DBusObjectPathVTable vtable = { - NULL, &wpas_iface_message_handler, NULL, NULL, NULL, NULL - }; - - /* Do nothing if the control interface is not turned on */ - if (ctrl_iface == NULL) - return 0; - - con = ctrl_iface->con; - next = ctrl_iface->next_objid++; - - /* Create and set the interface's object path */ - wpa_s->dbus_path = os_zalloc(WPAS_DBUS_OBJECT_PATH_MAX); - if (wpa_s->dbus_path == NULL) - return -1; - os_snprintf(wpa_s->dbus_path, WPAS_DBUS_OBJECT_PATH_MAX, - WPAS_DBUS_PATH_INTERFACES "/%u", - next); - - /* Register the message handler for the interface functions */ - if (!dbus_connection_register_fallback(con, wpa_s->dbus_path, &vtable, - wpa_s)) { - wpa_printf(MSG_ERROR, "dbus: Could not set up message " - "handler for interface %s", wpa_s->ifname); - return -1; - } - - return 0; -} - - -/** - * wpas_dbus_unregister_iface - Unregister an interface from dbus - * @wpa_s: wpa_supplicant interface structure - * Returns: 0 on success, -1 on failure - * - * Unregisters the interface with dbus - */ -int wpas_dbus_unregister_iface(struct wpa_supplicant *wpa_s) -{ - struct wpas_dbus_priv *ctrl_iface; - DBusConnection *con; - - /* Do nothing if the control interface is not turned on */ - if (wpa_s == NULL || wpa_s->global == NULL) - return 0; - ctrl_iface = wpa_s->global->dbus; - if (ctrl_iface == NULL) - return 0; - - con = ctrl_iface->con; - if (!dbus_connection_unregister_object_path(con, wpa_s->dbus_path)) - return -1; - - os_free(wpa_s->dbus_path); - wpa_s->dbus_path = NULL; - - return 0; -} - - -/** - * wpa_supplicant_get_iface_by_dbus_path - Get a new network interface - * @global: Pointer to global data from wpa_supplicant_init() - * @path: Pointer to a dbus object path representing an interface - * Returns: Pointer to the interface or %NULL if not found - */ -struct wpa_supplicant * wpa_supplicant_get_iface_by_dbus_path( - struct wpa_global *global, const char *path) -{ - struct wpa_supplicant *wpa_s; - - for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) { - if (strcmp(wpa_s->dbus_path, path) == 0) - return wpa_s; - } - return NULL; -} |
