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SUSE:SLE-15-SP2:Update
wpa_supplicant.18505
restore-old-dbus-interface.patch
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File restore-old-dbus-interface.patch of Package wpa_supplicant.18505
commit 3d256b3e5c7e3673c11a4130970227012e9518d3 Author: Bernhard M. Wiedemann <bwiedemann@suse.de> Date: Fri Apr 17 10:34:30 2020 +0200 Revert "wpa_supplicant: Drop the old D-Bus interface support" This reverts commit 6a8dee76d4090287c016680c009b1334e01b5fbd. Because https://bugzilla.opensuse.org/show_bug.cgi?id=1156920 wicked still uses the old dbus interface and porting it is hard. diff --git a/wpa_supplicant/Android.mk b/wpa_supplicant/Android.mk index b5d982de3..37be1ce35 100644 --- a/wpa_supplicant/Android.mk +++ b/wpa_supplicant/Android.mk @@ -1448,25 +1448,44 @@ endif OBJS += ctrl_iface.c ctrl_iface_$(CONFIG_CTRL_IFACE).c endif +ifdef CONFIG_CTRL_IFACE_DBUS +DBUS=y +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS -DDBUS_API_SUBJECT_TO_CHANGE +DBUS_OBJS += dbus/dbus_old.c dbus/dbus_old_handlers.c +ifdef CONFIG_WPS +DBUS_OBJS += dbus/dbus_old_handlers_wps.c +endif +DBUS_OBJS += dbus/dbus_dict_helpers.c +DBUS_CFLAGS += $(DBUS_INCLUDE) +endif + ifdef CONFIG_CTRL_IFACE_DBUS_NEW -L_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_NEW -OBJS += dbus/dbus_dict_helpers.c -OBJS += dbus/dbus_new_helpers.c -OBJS += dbus/dbus_new.c dbus/dbus_new_handlers.c -OBJS += dbus/dbus_common.c +DBUS=y +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_NEW +DBUS_OBJS ?= dbus/dbus_dict_helpers.c +DBUS_OBJS += dbus/dbus_new_helpers.c +DBUS_OBJS += dbus/dbus_new.c dbus/dbus_new_handlers.c ifdef CONFIG_WPS -OBJS += dbus/dbus_new_handlers_wps.c +DBUS_OBJS += dbus/dbus_new_handlers_wps.c endif ifdef CONFIG_P2P -OBJS += dbus/dbus_new_handlers_p2p.c +DBUS_OBJS += dbus/dbus_new_handlers_p2p.c endif ifdef CONFIG_CTRL_IFACE_DBUS_INTRO -OBJS += dbus/dbus_new_introspect.c -L_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_INTRO +DBUS_OBJS += dbus/dbus_new_introspect.c +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_INTRO endif -L_CFLAGS += $(DBUS_INCLUDE) +DBUS_CFLAGS += $(DBUS_INCLUDE) endif +ifdef DBUS +DBUS_CFLAGS += -DCONFIG_DBUS +DBUS_OBJS += dbus/dbus_common.c +endif + +OBJS += $(DBUS_OBJS) +L_CFLAGS += $(DBUS_CFLAGS) + ifdef CONFIG_CTRL_IFACE_BINDER WPA_SUPPLICANT_USE_BINDER=y L_CFLAGS += -DCONFIG_BINDER -DCONFIG_CTRL_IFACE_BINDER diff --git a/wpa_supplicant/Makefile b/wpa_supplicant/Makefile index f1384d5fa..9555495e1 100644 --- a/wpa_supplicant/Makefile +++ b/wpa_supplicant/Makefile @@ -55,6 +55,7 @@ ALL += systemd/wpa_supplicant.service ALL += systemd/wpa_supplicant@.service ALL += systemd/wpa_supplicant-nl80211@.service ALL += systemd/wpa_supplicant-wired@.service +ALL += dbus/fi.epitest.hostap.WPASupplicant.service ALL += dbus/fi.w1.wpa_supplicant1.service ifdef CONFIG_BUILD_WPA_CLIENT_SO ALL += libwpa_client.so @@ -1605,17 +1606,35 @@ endif OBJS += ctrl_iface.o ctrl_iface_$(CONFIG_CTRL_IFACE).o endif +ifdef CONFIG_CTRL_IFACE_DBUS +DBUS=y +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS -DDBUS_API_SUBJECT_TO_CHANGE +DBUS_OBJS += dbus/dbus_old.o dbus/dbus_old_handlers.o +ifdef CONFIG_WPS +DBUS_OBJS += dbus/dbus_old_handlers_wps.o +endif +DBUS_OBJS += dbus/dbus_dict_helpers.o +ifndef DBUS_LIBS +DBUS_LIBS := $(shell $(PKG_CONFIG) --libs dbus-1) +endif +ifndef DBUS_INCLUDE +DBUS_INCLUDE := $(shell $(PKG_CONFIG) --cflags dbus-1) +endif +DBUS_CFLAGS += $(DBUS_INCLUDE) +DBUS_INTERFACE=fi.epitest.hostap.WPASupplicant +endif + ifdef CONFIG_CTRL_IFACE_DBUS_NEW -CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_NEW -OBJS += dbus/dbus_dict_helpers.o -OBJS += dbus/dbus_new_helpers.o -OBJS += dbus/dbus_new.o dbus/dbus_new_handlers.o -OBJS += dbus/dbus_common.o +DBUS=y +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_NEW +DBUS_OBJS ?= dbus/dbus_dict_helpers.o +DBUS_OBJS += dbus/dbus_new_helpers.o +DBUS_OBJS += dbus/dbus_new.o dbus/dbus_new_handlers.o ifdef CONFIG_WPS -OBJS += dbus/dbus_new_handlers_wps.o +DBUS_OBJS += dbus/dbus_new_handlers_wps.o endif ifdef CONFIG_P2P -OBJS += dbus/dbus_new_handlers_p2p.o +DBUS_OBJS += dbus/dbus_new_handlers_p2p.o endif ifndef DBUS_LIBS DBUS_LIBS := $(shell $(PKG_CONFIG) --libs dbus-1) @@ -1624,13 +1643,22 @@ ifndef DBUS_INCLUDE DBUS_INCLUDE := $(shell $(PKG_CONFIG) --cflags dbus-1) endif ifdef CONFIG_CTRL_IFACE_DBUS_INTRO -OBJS += dbus/dbus_new_introspect.o -CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_INTRO +DBUS_OBJS += dbus/dbus_new_introspect.o +DBUS_CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_INTRO endif -CFLAGS += $(DBUS_INCLUDE) -LIBS += $(DBUS_LIBS) +DBUS_CFLAGS += $(DBUS_INCLUDE) +DBUS_INTERFACE=fi.w1.wpa_supplicant1 endif +ifdef DBUS +DBUS_CFLAGS += -DCONFIG_DBUS +DBUS_OBJS += dbus/dbus_common.o +endif + +OBJS += $(DBUS_OBJS) +CFLAGS += $(DBUS_CFLAGS) +LIBS += $(DBUS_LIBS) + ifdef CONFIG_READLINE OBJS_c += ../src/utils/edit_readline.o LIBS_c += -lreadline -lncurses @@ -1992,11 +2020,13 @@ else endif %.service: %.service.in - $(Q)sed -e 's|\@BINDIR\@|$(BINDIR)|g' $< >$@ + $(Q)sed -e 's|\@BINDIR\@|$(BINDIR)|g' \ + -e 's|\@DBUS_INTERFACE\@|$(DBUS_INTERFACE)|g' $< >$@ @$(E) " sed" $< %@.service: %.service.arg.in - $(Q)sed -e 's|\@BINDIR\@|$(BINDIR)|g' $< >$@ + $(Q)sed -e 's|\@BINDIR\@|$(BINDIR)|g' \ + -e 's|\@DBUS_INTERFACE\@|$(DBUS_INTERFACE)|g' $< >$@ @$(E) " sed" $< wpa_supplicant.exe: wpa_supplicant diff --git a/wpa_supplicant/android.config b/wpa_supplicant/android.config index 6536c110a..854f48167 100644 --- a/wpa_supplicant/android.config +++ b/wpa_supplicant/android.config @@ -327,6 +327,10 @@ CONFIG_IEEE80211W=y #CONFIG_NDIS_EVENTS_INTEGRATED=y #PLATFORMSDKLIB="/opt/Program Files/Microsoft Platform SDK/Lib" +# Add support for old DBus control interface +# (fi.epitest.hostap.WPASupplicant) +#CONFIG_CTRL_IFACE_DBUS=y + # Add support for new DBus control interface # (fi.w1.hostap.wpa_supplicant1) #CONFIG_CTRL_IFACE_DBUS_NEW=y diff --git a/wpa_supplicant/dbus/Makefile b/wpa_supplicant/dbus/Makefile index 4d8700428..f355ebef5 100644 --- a/wpa_supplicant/dbus/Makefile +++ b/wpa_supplicant/dbus/Makefile @@ -36,6 +36,7 @@ CFLAGS += -DCONFIG_WPS endif CFLAGS += -DCONFIG_CTRL_IFACE_DBUS_NEW +CFLAGS += -DCONFIG_CTRL_IFACE_DBUS ifndef DBUS_LIBS DBUS_LIBS := $(shell $(PKG_CONFIG) --libs dbus-1) @@ -53,6 +54,8 @@ CFLAGS += $(DBUS_INCLUDE) LIB_OBJS= \ dbus_common.o \ + dbus_old.o \ + dbus_old_handlers.o \ dbus_new.o \ dbus_new_handlers.o \ dbus_new_helpers.o \ @@ -60,6 +63,7 @@ LIB_OBJS= \ dbus_dict_helpers.o ifdef CONFIG_WPS +LIB_OBJS += dbus_old_handlers_wps.o LIB_OBJS += dbus_new_handlers_wps.o endif diff --git a/wpa_supplicant/dbus/dbus-wpa_supplicant.conf b/wpa_supplicant/dbus/dbus-wpa_supplicant.conf index e81b495f4..382dcb343 100644 --- a/wpa_supplicant/dbus/dbus-wpa_supplicant.conf +++ b/wpa_supplicant/dbus/dbus-wpa_supplicant.conf @@ -3,6 +3,11 @@ "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd"> <busconfig> <policy user="root"> + <allow own="fi.epitest.hostap.WPASupplicant"/> + + <allow send_destination="fi.epitest.hostap.WPASupplicant"/> + <allow send_interface="fi.epitest.hostap.WPASupplicant"/> + <allow own="fi.w1.wpa_supplicant1"/> <allow send_destination="fi.w1.wpa_supplicant1"/> @@ -10,6 +15,9 @@ <allow receive_sender="fi.w1.wpa_supplicant1" receive_type="signal"/> </policy> <policy context="default"> + <deny own="fi.epitest.hostap.WPASupplicant"/> + <deny send_destination="fi.epitest.hostap.WPASupplicant"/> + <deny own="fi.w1.wpa_supplicant1"/> <deny send_destination="fi.w1.wpa_supplicant1"/> <deny receive_sender="fi.w1.wpa_supplicant1" receive_type="signal"/> diff --git a/wpa_supplicant/dbus/dbus_common.c b/wpa_supplicant/dbus/dbus_common.c index efa6c7b20..7ef6cad62 100644 --- a/wpa_supplicant/dbus/dbus_common.c +++ b/wpa_supplicant/dbus/dbus_common.c @@ -16,6 +16,7 @@ #include "dbus_common.h" #include "dbus_common_i.h" #include "dbus_new.h" +#include "dbus_old.h" #include "../wpa_supplicant_i.h" @@ -350,6 +351,9 @@ struct wpas_dbus_priv * wpas_dbus_init(struct wpa_global *global) #ifdef CONFIG_CTRL_IFACE_DBUS_NEW wpas_dbus_ctrl_iface_init(priv) < 0 || #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#ifdef CONFIG_CTRL_IFACE_DBUS + wpa_supplicant_dbus_ctrl_iface_init(priv) < 0 || +#endif /* CONFIG_CTRL_IFACE_DBUS */ wpas_dbus_init_common_finish(priv) < 0) { wpas_dbus_deinit(priv); return NULL; @@ -368,5 +372,9 @@ void wpas_dbus_deinit(struct wpas_dbus_priv *priv) wpas_dbus_ctrl_iface_deinit(priv); #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#ifdef CONFIG_CTRL_IFACE_DBUS + /* TODO: is any deinit needed? */ +#endif /* CONFIG_CTRL_IFACE_DBUS */ + wpas_dbus_deinit_common(priv); } diff --git a/wpa_supplicant/dbus/dbus_old.c b/wpa_supplicant/dbus/dbus_old.c new file mode 100644 index 000000000..88227af7c --- /dev/null +++ b/wpa_supplicant/dbus/dbus_old.c @@ -0,0 +1,745 @@ +/* + * 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; + + wpa_printf(MSG_MSGDUMP, "dbus[old/iface]: %s.%s (%s) [%s]", + msg_interface, method, path, + dbus_message_get_signature(message)); + + 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); +#ifndef CONFIG_NO_CONFIG_BLOBS + 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); +#endif /* CONFIG_NO_CONFIG_BLOBS */ +#ifdef CONFIG_WPS + else if (os_strcmp(method, "wpsPbc") == 0) + reply = wpas_dbus_iface_wps_pbc(message, wpa_s); + else if (os_strcmp(method, "wpsPin") == 0) + reply = wpas_dbus_iface_wps_pin(message, wpa_s); + else if (os_strcmp(method, "wpsReg") == 0) + reply = wpas_dbus_iface_wps_reg(message, wpa_s); +#endif /* CONFIG_WPS */ + else if (os_strcmp(method, "flush") == 0) + reply = wpas_dbus_iface_flush(message, wpa_s); + } + + /* If the message was handled, send back the reply */ +out: + if (reply) { + if (!dbus_message_get_no_reply(message)) + dbus_connection_send(connection, reply, NULL); + dbus_message_unref(reply); + } + + 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; + + wpa_printf(MSG_MSGDUMP, "dbus[old]: %s.%s (%s) [%s]", + msg_interface, method, path, + dbus_message_get_signature(message)); + + /* 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 || !wpa_s->dbus_path) + 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: %s: could not create dbus signal; likely out of memory", + __func__); + return; + } + + new_state_str = wpa_supplicant_state_txt(new_state); + old_state_str = wpa_supplicant_state_txt(old_state); + + 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: %s: Not enough memory to construct state change signal", + __func__); + 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 || !wpa_s->dbus_path) + 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 || !wpa_s->dbus_path) + return; + + _signal = dbus_message_new_signal(wpa_s->dbus_path, + WPAS_DBUS_IFACE_INTERFACE, + "WpsCred"); + if (_signal == NULL) { + wpa_printf(MSG_ERROR, + "dbus: %s: Could not create dbus signal; likely out of memory", + __func__); + 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: %s: Not enough memory to construct signal", + __func__); + 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 || !wpa_s->dbus_path) + return; + + _signal = dbus_message_new_signal(wpa_s->dbus_path, + WPAS_DBUS_IFACE_INTERFACE, + "Certification"); + if (_signal == NULL) { + wpa_printf(MSG_ERROR, + "dbus: %s: Could not create dbus signal; likely out of memory", + __func__); + 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: %s: Not enough memory to construct signal", + __func__); + 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 || wpa_s->dbus_path == 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 (wpa_s->dbus_path && strcmp(wpa_s->dbus_path, path) == 0) + return wpa_s; + } + return NULL; +} diff --git a/wpa_supplicant/dbus/dbus_old.h b/wpa_supplicant/dbus/dbus_old.h new file mode 100644 index 000000000..451a9f827 --- /dev/null +++ b/wpa_supplicant/dbus/dbus_old.h @@ -0,0 +1,142 @@ +/* + * 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. + */ + +#ifndef CTRL_IFACE_DBUS_H +#define CTRL_IFACE_DBUS_H + +struct wps_credential; + +#ifdef CONFIG_CTRL_IFACE_DBUS + +#define WPAS_DBUS_OBJECT_PATH_MAX 150 + +#define WPAS_DBUS_SERVICE "fi.epitest.hostap.WPASupplicant" +#define WPAS_DBUS_PATH "/fi/epitest/hostap/WPASupplicant" +#define WPAS_DBUS_INTERFACE "fi.epitest.hostap.WPASupplicant" + +#define WPAS_DBUS_PATH_INTERFACES WPAS_DBUS_PATH "/Interfaces" +#define WPAS_DBUS_IFACE_INTERFACE WPAS_DBUS_INTERFACE ".Interface" + +#define WPAS_DBUS_NETWORKS_PART "Networks" +#define WPAS_DBUS_IFACE_NETWORK WPAS_DBUS_INTERFACE ".Network" + +#define WPAS_DBUS_BSSIDS_PART "BSSIDs" +#define WPAS_DBUS_IFACE_BSSID WPAS_DBUS_INTERFACE ".BSSID" + + +/* Errors */ +#define WPAS_ERROR_INVALID_NETWORK \ + WPAS_DBUS_IFACE_INTERFACE ".InvalidNetwork" +#define WPAS_ERROR_INVALID_BSSID \ + WPAS_DBUS_IFACE_INTERFACE ".InvalidBSSID" + +#define WPAS_ERROR_INVALID_OPTS \ + WPAS_DBUS_INTERFACE ".InvalidOptions" +#define WPAS_ERROR_INVALID_IFACE \ + WPAS_DBUS_INTERFACE ".InvalidInterface" + +#define WPAS_ERROR_ADD_ERROR \ + WPAS_DBUS_INTERFACE ".AddError" +#define WPAS_ERROR_EXISTS_ERROR \ + WPAS_DBUS_INTERFACE ".ExistsError" +#define WPAS_ERROR_REMOVE_ERROR \ + WPAS_DBUS_INTERFACE ".RemoveError" + +#define WPAS_ERROR_SCAN_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".ScanError" +#define WPAS_ERROR_ADD_NETWORK_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".AddNetworkError" +#define WPAS_ERROR_INTERNAL_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".InternalError" +#define WPAS_ERROR_REMOVE_NETWORK_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".RemoveNetworkError" + +#define WPAS_ERROR_WPS_PBC_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".WpsPbcError" +#define WPAS_ERROR_WPS_PIN_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".WpsPinError" +#define WPAS_ERROR_WPS_REG_ERROR \ + WPAS_DBUS_IFACE_INTERFACE ".WpsRegError" + +#define WPAS_DBUS_BSSID_FORMAT "%02x%02x%02x%02x%02x%02x" + +struct wpa_global; +struct wpa_supplicant; + +int wpa_supplicant_dbus_ctrl_iface_init(struct wpas_dbus_priv *iface); +void wpa_supplicant_dbus_notify_scan_results(struct wpa_supplicant *wpa_s); +void wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s); +void wpa_supplicant_dbus_notify_state_change(struct wpa_supplicant *wpa_s, + enum wpa_states new_state, + enum wpa_states old_state); +void wpa_supplicant_dbus_notify_wps_cred(struct wpa_supplicant *wpa_s, + const struct wps_credential *cred); +void wpa_supplicant_dbus_notify_certification(struct wpa_supplicant *wpa_s, + int depth, const char *subject, + const char *cert_hash, + const struct wpabuf *cert); + +char * wpas_dbus_decompose_object_path(const char *path, char **network, + char **bssid); + +int wpas_dbus_register_iface(struct wpa_supplicant *wpa_s); +int wpas_dbus_unregister_iface(struct wpa_supplicant *wpa_s); + + +/* Methods internal to the dbus control interface */ +struct wpa_supplicant * wpa_supplicant_get_iface_by_dbus_path( + struct wpa_global *global, const char *path); + +#else /* CONFIG_CTRL_IFACE_DBUS */ + +static inline void +wpa_supplicant_dbus_notify_scan_results(struct wpa_supplicant *wpa_s) +{ +} + +static inline void +wpa_supplicant_dbus_notify_scanning(struct wpa_supplicant *wpa_s) +{ +} + +static inline void +wpa_supplicant_dbus_notify_state_change(struct wpa_supplicant *wpa_s, + enum wpa_states new_state, + enum wpa_states old_state) +{ +} + +static inline void +wpa_supplicant_dbus_notify_wps_cred(struct wpa_supplicant *wpa_s, + const struct wps_credential *cred) +{ +} + +static inline void +wpa_supplicant_dbus_notify_certification(struct wpa_supplicant *wpa_s, + int depth, const char *subject, + const char *cert_hash, + const struct wpabuf *cert) +{ +} + +static inline int +wpas_dbus_register_iface(struct wpa_supplicant *wpa_s) +{ + return 0; +} + +static inline int +wpas_dbus_unregister_iface(struct wpa_supplicant *wpa_s) +{ + return 0; +} + +#endif /* CONFIG_CTRL_IFACE_DBUS */ + +#endif /* CTRL_IFACE_DBUS_H */ diff --git a/wpa_supplicant/dbus/dbus_old_handlers.c b/wpa_supplicant/dbus/dbus_old_handlers.c new file mode 100644 index 000000000..e540832f2 --- /dev/null +++ b/wpa_supplicant/dbus/dbus_old_handlers.c @@ -0,0 +1,1393 @@ +/* + * 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 "eap_peer/eap_methods.h" +#include "common/ieee802_11_defs.h" +#include "eapol_supp/eapol_supp_sm.h" +#include "rsn_supp/wpa.h" +#include "../config.h" +#include "../wpa_supplicant_i.h" +#include "../driver_i.h" +#include "../notify.h" +#include "../wpas_glue.h" +#include "../bss.h" +#include "../scan.h" +#include "dbus_old.h" +#include "dbus_old_handlers.h" +#include "dbus_dict_helpers.h" + +/** + * wpas_dbus_new_invalid_opts_error - Return a new invalid options 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 options error + */ +DBusMessage * wpas_dbus_new_invalid_opts_error(DBusMessage *message, + const char *arg) +{ + DBusMessage *reply; + + reply = dbus_message_new_error( + message, WPAS_ERROR_INVALID_OPTS, + "Did not receive correct message arguments."); + if (arg != NULL) + dbus_message_append_args(reply, DBUS_TYPE_STRING, &arg, + DBUS_TYPE_INVALID); + + return reply; +} + + +/** + * wpas_dbus_new_success_reply - Return a new success reply message + * @message: Pointer to incoming dbus message this reply refers to + * Returns: a dbus message containing a single UINT32 that indicates + * success (ie, a value of 1) + * + * Convenience function to create and return a success reply message + */ +DBusMessage * wpas_dbus_new_success_reply(DBusMessage *message) +{ + DBusMessage *reply; + unsigned int success = 1; + + reply = dbus_message_new_method_return(message); + dbus_message_append_args(reply, DBUS_TYPE_UINT32, &success, + DBUS_TYPE_INVALID); + return reply; +} + + +/** + * wpas_dbus_global_add_interface - Request registration of a network interface + * @message: Pointer to incoming dbus message + * @global: %wpa_supplicant global data structure + * Returns: The object path of the new interface object, + * or a dbus error message with more information + * + * Handler function for "addInterface" method call. Handles requests + * by dbus clients to register a network interface that wpa_supplicant + * will manage. + */ +DBusMessage * wpas_dbus_global_add_interface(DBusMessage *message, + struct wpa_global *global) +{ + char *ifname = NULL; + char *driver = NULL; + char *driver_param = NULL; + char *confname = NULL; + char *bridge_ifname = NULL; + DBusMessage *reply = NULL; + DBusMessageIter iter; + + dbus_message_iter_init(message, &iter); + + /* First argument: interface name (DBUS_TYPE_STRING) + * Required; must be non-zero length + */ + if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_STRING) + goto error; + dbus_message_iter_get_basic(&iter, &ifname); + if (!os_strlen(ifname)) + goto error; + + /* Second argument: dict of options */ + if (dbus_message_iter_next(&iter)) { + DBusMessageIter iter_dict; + struct wpa_dbus_dict_entry entry; + + if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL)) + goto error; + while (wpa_dbus_dict_has_dict_entry(&iter_dict)) { + if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) + goto error; + if (!strcmp(entry.key, "driver") && + entry.type == DBUS_TYPE_STRING) { + os_free(driver); + driver = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (driver == NULL) + goto error; + } else if (!strcmp(entry.key, "driver-params") && + entry.type == DBUS_TYPE_STRING) { + os_free(driver_param); + driver_param = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (driver_param == NULL) + goto error; + } else if (!strcmp(entry.key, "config-file") && + entry.type == DBUS_TYPE_STRING) { + os_free(confname); + confname = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (confname == NULL) + goto error; + } else if (!strcmp(entry.key, "bridge-ifname") && + entry.type == DBUS_TYPE_STRING) { + os_free(bridge_ifname); + bridge_ifname = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (bridge_ifname == NULL) + goto error; + } else { + wpa_dbus_dict_entry_clear(&entry); + goto error; + } + } + } + + /* + * Try to get the wpa_supplicant record for this iface, return + * an error if we already control it. + */ + if (wpa_supplicant_get_iface(global, ifname) != NULL) { + reply = dbus_message_new_error( + message, WPAS_ERROR_EXISTS_ERROR, + "wpa_supplicant already controls this interface."); + } else { + struct wpa_supplicant *wpa_s; + struct wpa_interface iface; + + os_memset(&iface, 0, sizeof(iface)); + iface.ifname = ifname; + iface.driver = driver; + iface.driver_param = driver_param; + iface.confname = confname; + iface.bridge_ifname = bridge_ifname; + /* Otherwise, have wpa_supplicant attach to it. */ + wpa_s = wpa_supplicant_add_iface(global, &iface, NULL); + if (wpa_s && wpa_s->dbus_path) { + const char *path = wpa_s->dbus_path; + + reply = dbus_message_new_method_return(message); + dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, + &path, DBUS_TYPE_INVALID); + } else { + reply = dbus_message_new_error( + message, WPAS_ERROR_ADD_ERROR, + "wpa_supplicant couldn't grab this interface."); + } + } + +out: + os_free(driver); + os_free(driver_param); + os_free(confname); + os_free(bridge_ifname); + return reply; + +error: + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; +} + + +/** + * wpas_dbus_global_remove_interface - Request deregistration of an interface + * @message: Pointer to incoming dbus message + * @global: wpa_supplicant global data structure + * Returns: a dbus message containing a UINT32 indicating success (1) or + * failure (0), or returns a dbus error message with more information + * + * Handler function for "removeInterface" method call. Handles requests + * by dbus clients to deregister a network interface that wpa_supplicant + * currently manages. + */ +DBusMessage * wpas_dbus_global_remove_interface(DBusMessage *message, + struct wpa_global *global) +{ + struct wpa_supplicant *wpa_s; + char *path; + DBusMessage *reply = NULL; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_OBJECT_PATH, &path, + DBUS_TYPE_INVALID)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + wpa_s = wpa_supplicant_get_iface_by_dbus_path(global, path); + if (wpa_s == NULL) { + reply = wpas_dbus_new_invalid_iface_error(message); + goto out; + } + + if (!wpa_supplicant_remove_iface(global, wpa_s, 0)) { + reply = wpas_dbus_new_success_reply(message); + } else { + reply = dbus_message_new_error( + message, WPAS_ERROR_REMOVE_ERROR, + "wpa_supplicant couldn't remove this interface."); + } + +out: + return reply; +} + + +/** + * wpas_dbus_global_get_interface - Get the object path for an interface name + * @message: Pointer to incoming dbus message + * @global: %wpa_supplicant global data structure + * Returns: The object path of the interface object, + * or a dbus error message with more information + * + * Handler function for "getInterface" method call. Handles requests + * by dbus clients for the object path of an specific network interface. + */ +DBusMessage * wpas_dbus_global_get_interface(DBusMessage *message, + struct wpa_global *global) +{ + DBusMessage *reply = NULL; + const char *ifname; + const char *path; + struct wpa_supplicant *wpa_s; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_STRING, &ifname, + DBUS_TYPE_INVALID)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + wpa_s = wpa_supplicant_get_iface(global, ifname); + if (wpa_s == NULL || !wpa_s->dbus_path) { + reply = wpas_dbus_new_invalid_iface_error(message); + goto out; + } + + path = wpa_s->dbus_path; + reply = dbus_message_new_method_return(message); + dbus_message_append_args(reply, + DBUS_TYPE_OBJECT_PATH, &path, + DBUS_TYPE_INVALID); + +out: + return reply; +} + + +/** + * wpas_dbus_global_set_debugparams- Set the debug params + * @message: Pointer to incoming dbus message + * @global: %wpa_supplicant global data structure + * Returns: a dbus message containing a UINT32 indicating success (1) or + * failure (0), or returns a dbus error message with more information + * + * Handler function for "setDebugParams" method call. Handles requests + * by dbus clients for the object path of an specific network interface. + */ +DBusMessage * wpas_dbus_global_set_debugparams(DBusMessage *message, + struct wpa_global *global) +{ + DBusMessage *reply = NULL; + int debug_level; + dbus_bool_t debug_timestamp; + dbus_bool_t debug_show_keys; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_INT32, &debug_level, + DBUS_TYPE_BOOLEAN, &debug_timestamp, + DBUS_TYPE_BOOLEAN, &debug_show_keys, + DBUS_TYPE_INVALID)) { + return wpas_dbus_new_invalid_opts_error(message, NULL); + } + + if (wpa_supplicant_set_debug_params(global, debug_level, + debug_timestamp ? 1 : 0, + debug_show_keys ? 1 : 0)) { + return wpas_dbus_new_invalid_opts_error(message, NULL); + } + + reply = wpas_dbus_new_success_reply(message); + + return reply; +} + + +/** + * wpas_dbus_iface_scan - Request a wireless scan on an interface + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: a dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "scan" method call of a network device. Requests + * that wpa_supplicant perform a wireless scan as soon as possible + * on a particular wireless interface. + */ +DBusMessage * wpas_dbus_iface_scan(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + wpa_s->scan_req = MANUAL_SCAN_REQ; + wpa_supplicant_req_scan(wpa_s, 0, 0); + return wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_scan_results - Get the results of a recent scan request + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: a dbus message containing a dbus array of objects paths, or returns + * a dbus error message if not scan results could be found + * + * Handler function for "scanResults" method call of a network device. Returns + * a dbus message containing the object paths of wireless networks found. + */ +DBusMessage * wpas_dbus_iface_scan_results(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply; + DBusMessageIter iter; + DBusMessageIter sub_iter; + struct wpa_bss *bss; + + if (!wpa_s->dbus_path) + return dbus_message_new_error(message, + WPAS_ERROR_INTERNAL_ERROR, + "no D-Bus interface available"); + + /* Create and initialize the return message */ + reply = dbus_message_new_method_return(message); + dbus_message_iter_init_append(reply, &iter); + if (!dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, + DBUS_TYPE_OBJECT_PATH_AS_STRING, + &sub_iter)) + goto error; + + /* Loop through scan results and append each result's object path */ + dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) { + char path_buf[WPAS_DBUS_OBJECT_PATH_MAX]; + char *path = path_buf; + + /* Construct the object path for this network. Note that ':' + * is not a valid character in dbus object paths. + */ + os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX, + "%s/" WPAS_DBUS_BSSIDS_PART "/" + WPAS_DBUS_BSSID_FORMAT, + wpa_s->dbus_path, MAC2STR(bss->bssid)); + if (!dbus_message_iter_append_basic(&sub_iter, + DBUS_TYPE_OBJECT_PATH, + &path)) + goto error; + } + + if (!dbus_message_iter_close_container(&iter, &sub_iter)) + goto error; + + return reply; + +error: + dbus_message_unref(reply); + return dbus_message_new_error(message, WPAS_ERROR_INTERNAL_ERROR, + "an internal error occurred returning scan results"); +} + + +/** + * wpas_dbus_bssid_properties - Return the properties of a scanned network + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * @res: wpa_supplicant scan result for which to get properties + * Returns: a dbus message containing the properties for the requested network + * + * Handler function for "properties" method call of a scanned network. + * Returns a dbus message containing the the properties. + */ +DBusMessage * wpas_dbus_bssid_properties(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_bss *bss) +{ + DBusMessage *reply; + DBusMessageIter iter, iter_dict; + const u8 *wpa_ie, *rsn_ie, *wps_ie; + + /* Dump the properties into a dbus message */ + reply = dbus_message_new_method_return(message); + + wpa_ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE); + rsn_ie = wpa_bss_get_ie(bss, WLAN_EID_RSN); + wps_ie = wpa_bss_get_vendor_ie(bss, WPS_IE_VENDOR_TYPE); + + dbus_message_iter_init_append(reply, &iter); + if (!wpa_dbus_dict_open_write(&iter, &iter_dict) || + !wpa_dbus_dict_append_byte_array(&iter_dict, "bssid", + (const char *) bss->bssid, + ETH_ALEN) || + !wpa_dbus_dict_append_byte_array(&iter_dict, "ssid", + (const char *) bss->ssid, + bss->ssid_len) || + (wpa_ie && + !wpa_dbus_dict_append_byte_array(&iter_dict, "wpaie", + (const char *) wpa_ie, + wpa_ie[1] + 2)) || + (rsn_ie && + !wpa_dbus_dict_append_byte_array(&iter_dict, "rsnie", + (const char *) rsn_ie, + rsn_ie[1] + 2)) || + (wps_ie && + !wpa_dbus_dict_append_byte_array(&iter_dict, "wpsie", + (const char *) wps_ie, + wps_ie[1] + 2)) || + (bss->freq && + !wpa_dbus_dict_append_int32(&iter_dict, "frequency", bss->freq)) || + !wpa_dbus_dict_append_uint16(&iter_dict, "capabilities", + bss->caps) || + (!(bss->flags & WPA_BSS_QUAL_INVALID) && + !wpa_dbus_dict_append_int32(&iter_dict, "quality", bss->qual)) || + (!(bss->flags & WPA_BSS_NOISE_INVALID) && + !wpa_dbus_dict_append_int32(&iter_dict, "noise", bss->noise)) || + (!(bss->flags & WPA_BSS_LEVEL_INVALID) && + !wpa_dbus_dict_append_int32(&iter_dict, "level", bss->level)) || + !wpa_dbus_dict_append_int32(&iter_dict, "maxrate", + wpa_bss_get_max_rate(bss) * 500000) || + !wpa_dbus_dict_close_write(&iter, &iter_dict)) { + if (reply) + dbus_message_unref(reply); + reply = dbus_message_new_error( + message, WPAS_ERROR_INTERNAL_ERROR, + "an internal error occurred returning BSSID properties."); + } + + return reply; +} + + +/** + * wpas_dbus_iface_capabilities - Return interface capabilities + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a dict of strings + * + * Handler function for "capabilities" method call of an interface. + */ +DBusMessage * wpas_dbus_iface_capabilities(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + struct wpa_driver_capa capa; + int res; + DBusMessageIter iter, iter_dict; + char **eap_methods; + size_t num_items; + dbus_bool_t strict = FALSE; + DBusMessageIter iter_dict_entry, iter_dict_val, iter_array; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_BOOLEAN, &strict, + DBUS_TYPE_INVALID)) + strict = FALSE; + + reply = dbus_message_new_method_return(message); + + dbus_message_iter_init_append(reply, &iter); + if (!wpa_dbus_dict_open_write(&iter, &iter_dict)) + goto error; + + /* EAP methods */ + eap_methods = eap_get_names_as_string_array(&num_items); + if (eap_methods) { + dbus_bool_t success; + size_t i = 0; + + success = wpa_dbus_dict_append_string_array( + &iter_dict, "eap", (const char **) eap_methods, + num_items); + + /* free returned method array */ + while (eap_methods[i]) + os_free(eap_methods[i++]); + os_free(eap_methods); + + if (!success) + goto error; + } + + res = wpa_drv_get_capa(wpa_s, &capa); + + /***** pairwise cipher */ + if (res < 0) { + if (!strict) { + const char *args[] = {"CCMP", "TKIP", "NONE"}; + + if (!wpa_dbus_dict_append_string_array( + &iter_dict, "pairwise", args, + ARRAY_SIZE(args))) + goto error; + } + } else { + if (!wpa_dbus_dict_begin_string_array(&iter_dict, "pairwise", + &iter_dict_entry, + &iter_dict_val, + &iter_array) || + ((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "CCMP")) || + ((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "TKIP")) || + ((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "NONE")) || + !wpa_dbus_dict_end_string_array(&iter_dict, + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + } + + /***** group cipher */ + if (res < 0) { + if (!strict) { + const char *args[] = { + "CCMP", "TKIP", "WEP104", "WEP40" + }; + + if (!wpa_dbus_dict_append_string_array( + &iter_dict, "group", args, + ARRAY_SIZE(args))) + goto error; + } + } else { + if (!wpa_dbus_dict_begin_string_array(&iter_dict, "group", + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + + if (((capa.enc & WPA_DRIVER_CAPA_ENC_CCMP) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "CCMP")) || + ((capa.enc & WPA_DRIVER_CAPA_ENC_TKIP) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "TKIP")) || + ((capa.enc & WPA_DRIVER_CAPA_ENC_WEP104) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WEP104")) || + ((capa.enc & WPA_DRIVER_CAPA_ENC_WEP40) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WEP40")) || + !wpa_dbus_dict_end_string_array(&iter_dict, + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + } + + /***** key management */ + if (res < 0) { + if (!strict) { + const char *args[] = { + "WPA-PSK", "WPA-EAP", "IEEE8021X", "WPA-NONE", + "NONE" + }; + if (!wpa_dbus_dict_append_string_array( + &iter_dict, "key_mgmt", args, + ARRAY_SIZE(args))) + goto error; + } + } else { + if (!wpa_dbus_dict_begin_string_array(&iter_dict, "key_mgmt", + &iter_dict_entry, + &iter_dict_val, + &iter_array) || + !wpa_dbus_dict_string_array_add_element(&iter_array, + "NONE") || + !wpa_dbus_dict_string_array_add_element(&iter_array, + "IEEE8021X") || + ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA | + WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WPA-EAP")) || + ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK | + WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WPA-PSK")) || + ((capa.key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WPA-NONE")) || + !wpa_dbus_dict_end_string_array(&iter_dict, + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + } + + /***** WPA protocol */ + if (res < 0) { + if (!strict) { + const char *args[] = { "RSN", "WPA" }; + + if (!wpa_dbus_dict_append_string_array( + &iter_dict, "proto", args, + ARRAY_SIZE(args))) + goto error; + } + } else { + if (!wpa_dbus_dict_begin_string_array(&iter_dict, "proto", + &iter_dict_entry, + &iter_dict_val, + &iter_array) || + ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 | + WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "RSN")) || + ((capa.key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA | + WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "WPA")) || + !wpa_dbus_dict_end_string_array(&iter_dict, + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + } + + /***** auth alg */ + if (res < 0) { + if (!strict) { + const char *args[] = { "OPEN", "SHARED", "LEAP" }; + + if (!wpa_dbus_dict_append_string_array( + &iter_dict, "auth_alg", args, + ARRAY_SIZE(args))) + goto error; + } + } else { + if (!wpa_dbus_dict_begin_string_array(&iter_dict, "auth_alg", + &iter_dict_entry, + &iter_dict_val, + &iter_array) || + ((capa.auth & WPA_DRIVER_AUTH_OPEN) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "OPEN")) || + ((capa.auth & WPA_DRIVER_AUTH_SHARED) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "SHARED")) || + ((capa.auth & WPA_DRIVER_AUTH_LEAP) && + !wpa_dbus_dict_string_array_add_element( + &iter_array, "LEAP")) || + !wpa_dbus_dict_end_string_array(&iter_dict, + &iter_dict_entry, + &iter_dict_val, + &iter_array)) + goto error; + } + + if (!wpa_dbus_dict_close_write(&iter, &iter_dict)) + goto error; + + return reply; + +error: + if (reply) + dbus_message_unref(reply); + return dbus_message_new_error( + message, WPAS_ERROR_INTERNAL_ERROR, + "an internal error occurred returning interface capabilities."); +} + + +/** + * wpas_dbus_iface_add_network - Add a new configured network + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing the object path of the new network + * + * Handler function for "addNetwork" method call of a network interface. + */ +DBusMessage * wpas_dbus_iface_add_network(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + struct wpa_ssid *ssid = NULL; + char path_buf[WPAS_DBUS_OBJECT_PATH_MAX], *path = path_buf; + + if (wpa_s->dbus_path) + ssid = wpa_supplicant_add_network(wpa_s); + if (ssid == NULL) { + reply = dbus_message_new_error( + message, WPAS_ERROR_ADD_NETWORK_ERROR, + "wpa_supplicant could not add a network on this interface."); + goto out; + } + + /* Construct the object path for this network. */ + os_snprintf(path, WPAS_DBUS_OBJECT_PATH_MAX, + "%s/" WPAS_DBUS_NETWORKS_PART "/%d", + wpa_s->dbus_path, ssid->id); + + reply = dbus_message_new_method_return(message); + dbus_message_append_args(reply, DBUS_TYPE_OBJECT_PATH, + &path, DBUS_TYPE_INVALID); + +out: + return reply; +} + + +/** + * wpas_dbus_iface_remove_network - Remove a configured network + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "removeNetwork" method call of a network interface. + */ +DBusMessage * wpas_dbus_iface_remove_network(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + const char *op; + char *iface = NULL, *net_id = NULL; + int id; + int result; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_OBJECT_PATH, &op, + DBUS_TYPE_INVALID)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + /* Extract the network ID */ + iface = wpas_dbus_decompose_object_path(op, &net_id, NULL); + if (iface == NULL || net_id == NULL) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + + /* Ensure the network is actually a child of this interface */ + if (!wpa_s->dbus_path || os_strcmp(iface, wpa_s->dbus_path) != 0) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + + id = strtoul(net_id, NULL, 10); + result = wpa_supplicant_remove_network(wpa_s, id); + if (result == -1) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + if (result == -2) { + reply = dbus_message_new_error( + message, WPAS_ERROR_REMOVE_NETWORK_ERROR, + "error removing the specified on this interface."); + goto out; + } + + reply = wpas_dbus_new_success_reply(message); + +out: + os_free(iface); + os_free(net_id); + return reply; +} + + +static const char * const dont_quote[] = { + "key_mgmt", "proto", "pairwise", "auth_alg", "group", "eap", + "opensc_engine_path", "pkcs11_engine_path", "pkcs11_module_path", + "bssid", "scan_freq", "freq_list", NULL +}; + + +static dbus_bool_t should_quote_opt(const char *key) +{ + int i = 0; + + while (dont_quote[i] != NULL) { + if (os_strcmp(key, dont_quote[i]) == 0) + return FALSE; + i++; + } + return TRUE; +} + + +/** + * wpas_dbus_iface_set_network - Set options for a configured network + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * @ssid: wpa_ssid structure for a configured network + * Returns: a dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "set" method call of a configured network. + */ +DBusMessage * wpas_dbus_iface_set_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid) +{ + DBusMessage *reply = NULL; + struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING }; + DBusMessageIter iter, iter_dict; + + dbus_message_iter_init(message, &iter); + + if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + while (wpa_dbus_dict_has_dict_entry(&iter_dict)) { + char *value = NULL; + size_t size = 50; + int ret; + + if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) { + reply = wpas_dbus_new_invalid_opts_error(message, + NULL); + goto out; + } + + /* Type conversions, since wpa_supplicant wants strings */ + if (entry.type == DBUS_TYPE_ARRAY && + entry.array_type == DBUS_TYPE_BYTE) { + if (entry.array_len <= 0) + goto error; + + size = entry.array_len * 2 + 1; + value = os_zalloc(size); + if (value == NULL) + goto error; + ret = wpa_snprintf_hex(value, size, + (u8 *) entry.bytearray_value, + entry.array_len); + if (ret <= 0) + goto error; + } else if (entry.type == DBUS_TYPE_STRING) { + if (should_quote_opt(entry.key)) { + size = os_strlen(entry.str_value); + /* Zero-length option check */ + if (size == 0) + goto error; + size += 3; /* For quotes and terminator */ + value = os_zalloc(size); + if (value == NULL) + goto error; + ret = os_snprintf(value, size, "\"%s\"", + entry.str_value); + if (os_snprintf_error(size, ret)) + goto error; + } else { + value = os_strdup(entry.str_value); + if (value == NULL) + goto error; + } + } else if (entry.type == DBUS_TYPE_UINT32) { + value = os_zalloc(size); + if (value == NULL) + goto error; + ret = os_snprintf(value, size, "%u", + entry.uint32_value); + if (os_snprintf_error(size, ret)) + goto error; + } else if (entry.type == DBUS_TYPE_INT32) { + value = os_zalloc(size); + if (value == NULL) + goto error; + ret = os_snprintf(value, size, "%d", + entry.int32_value); + if (os_snprintf_error(size, ret)) + goto error; + } else + goto error; + + if (wpa_config_set(ssid, entry.key, value, 0) < 0) + goto error; + + if ((os_strcmp(entry.key, "psk") == 0 && + value[0] == '"' && ssid->ssid_len) || + (os_strcmp(entry.key, "ssid") == 0 && ssid->passphrase)) + wpa_config_update_psk(ssid); + else if (os_strcmp(entry.key, "priority") == 0) + wpa_config_update_prio_list(wpa_s->conf); + + os_free(value); + wpa_dbus_dict_entry_clear(&entry); + continue; + + error: + os_free(value); + reply = wpas_dbus_new_invalid_opts_error(message, entry.key); + wpa_dbus_dict_entry_clear(&entry); + break; + } + + if (!reply) + reply = wpas_dbus_new_success_reply(message); + +out: + return reply; +} + + +/** + * wpas_dbus_iface_enable_network - Mark a configured network as enabled + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * @ssid: wpa_ssid structure for a configured network + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "enable" method call of a configured network. + */ +DBusMessage * wpas_dbus_iface_enable_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid) +{ + wpa_supplicant_enable_network(wpa_s, ssid); + return wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_disable_network - Mark a configured network as disabled + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * @ssid: wpa_ssid structure for a configured network + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "disable" method call of a configured network. + */ +DBusMessage * wpas_dbus_iface_disable_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid) +{ + wpa_supplicant_disable_network(wpa_s, ssid); + return wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_select_network - Attempt association with a configured network + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "selectNetwork" method call of network interface. + */ +DBusMessage * wpas_dbus_iface_select_network(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + const char *op; + struct wpa_ssid *ssid; + char *iface_obj_path = NULL; + char *network = NULL; + + if (os_strlen(dbus_message_get_signature(message)) == 0) { + /* Any network */ + ssid = NULL; + } else { + int nid; + + if (!dbus_message_get_args(message, NULL, + DBUS_TYPE_OBJECT_PATH, &op, + DBUS_TYPE_INVALID)) { + reply = wpas_dbus_new_invalid_opts_error(message, + NULL); + goto out; + } + + /* Extract the network number */ + iface_obj_path = wpas_dbus_decompose_object_path(op, + &network, + NULL); + if (iface_obj_path == NULL) { + reply = wpas_dbus_new_invalid_iface_error(message); + goto out; + } + /* Ensure the object path really points to this interface */ + if (network == NULL || !wpa_s->dbus_path || + os_strcmp(iface_obj_path, wpa_s->dbus_path) != 0) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + + nid = strtoul(network, NULL, 10); + if (errno == EINVAL) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + + ssid = wpa_config_get_network(wpa_s->conf, nid); + if (ssid == NULL) { + reply = wpas_dbus_new_invalid_network_error(message); + goto out; + } + } + + /* Finally, associate with the network */ + wpa_supplicant_select_network(wpa_s, ssid); + + reply = wpas_dbus_new_success_reply(message); + +out: + os_free(iface_obj_path); + os_free(network); + return reply; +} + + +/** + * wpas_dbus_iface_disconnect - Terminate the current connection + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "disconnect" method call of network interface. + */ +DBusMessage * wpas_dbus_iface_disconnect(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + wpas_request_disconnection(wpa_s); + + return wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_set_ap_scan - Control roaming mode + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "setAPScan" method call. + */ +DBusMessage * wpas_dbus_iface_set_ap_scan(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + dbus_uint32_t ap_scan = 1; + + if (!dbus_message_get_args(message, NULL, DBUS_TYPE_UINT32, &ap_scan, + DBUS_TYPE_INVALID)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + if (wpa_supplicant_set_ap_scan(wpa_s, ap_scan)) { + reply = wpas_dbus_new_invalid_opts_error(message, NULL); + goto out; + } + + reply = wpas_dbus_new_success_reply(message); + +out: + return reply; +} + + +/** + * wpas_dbus_iface_set_smartcard_modules - Set smartcard related module paths + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "setSmartcardModules" method call. + */ +DBusMessage * wpas_dbus_iface_set_smartcard_modules( + DBusMessage *message, struct wpa_supplicant *wpa_s) +{ + DBusMessageIter iter, iter_dict; + char *opensc_engine_path = NULL; + char *pkcs11_engine_path = NULL; + char *pkcs11_module_path = NULL; + struct wpa_dbus_dict_entry entry; + + if (!dbus_message_iter_init(message, &iter)) + goto error; + + if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL)) + goto error; + + while (wpa_dbus_dict_has_dict_entry(&iter_dict)) { + if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) + goto error; + if (!strcmp(entry.key, "opensc_engine_path") && + entry.type == DBUS_TYPE_STRING) { + os_free(opensc_engine_path); + opensc_engine_path = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (opensc_engine_path == NULL) + goto error; + } else if (!strcmp(entry.key, "pkcs11_engine_path") && + entry.type == DBUS_TYPE_STRING) { + os_free(pkcs11_engine_path); + pkcs11_engine_path = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (pkcs11_engine_path == NULL) + goto error; + } else if (!strcmp(entry.key, "pkcs11_module_path") && + entry.type == DBUS_TYPE_STRING) { + os_free(pkcs11_module_path); + pkcs11_module_path = os_strdup(entry.str_value); + wpa_dbus_dict_entry_clear(&entry); + if (pkcs11_module_path == NULL) + goto error; + } else { + wpa_dbus_dict_entry_clear(&entry); + goto error; + } + } + + os_free(wpa_s->conf->opensc_engine_path); + wpa_s->conf->opensc_engine_path = opensc_engine_path; + os_free(wpa_s->conf->pkcs11_engine_path); + wpa_s->conf->pkcs11_engine_path = pkcs11_engine_path; + os_free(wpa_s->conf->pkcs11_module_path); + wpa_s->conf->pkcs11_module_path = pkcs11_module_path; + + wpa_sm_set_eapol(wpa_s->wpa, NULL); + eapol_sm_deinit(wpa_s->eapol); + wpa_s->eapol = NULL; + wpa_supplicant_init_eapol(wpa_s); + wpa_sm_set_eapol(wpa_s->wpa, wpa_s->eapol); + + return wpas_dbus_new_success_reply(message); + +error: + os_free(opensc_engine_path); + os_free(pkcs11_engine_path); + os_free(pkcs11_module_path); + return wpas_dbus_new_invalid_opts_error(message, NULL); +} + + +/** + * wpas_dbus_iface_get_state - Get interface state + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing a STRING representing the current + * interface state + * + * Handler function for "state" method call. + */ +DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + const char *str_state; + + reply = dbus_message_new_method_return(message); + if (reply != NULL) { + str_state = wpa_supplicant_state_txt(wpa_s->wpa_state); + dbus_message_append_args(reply, DBUS_TYPE_STRING, &str_state, + DBUS_TYPE_INVALID); + } + + return reply; +} + + +/** + * wpas_dbus_iface_get_scanning - Get interface scanning state + * @message: Pointer to incoming dbus message + * @wpa_s: wpa_supplicant structure for a network interface + * Returns: A dbus message containing whether the interface is scanning + * + * Handler function for "scanning" method call. + */ +DBusMessage * wpas_dbus_iface_get_scanning(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + dbus_bool_t scanning = wpa_s->scanning ? TRUE : FALSE; + + reply = dbus_message_new_method_return(message); + if (reply != NULL) { + dbus_message_append_args(reply, DBUS_TYPE_BOOLEAN, &scanning, + DBUS_TYPE_INVALID); + } else { + wpa_printf(MSG_ERROR, + "dbus: Not enough memory to return scanning state"); + } + + return reply; +} + + +#ifndef CONFIG_NO_CONFIG_BLOBS + +/** + * wpas_dbus_iface_set_blobs - Store named binary blobs (ie, for certificates) + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Asks wpa_supplicant to internally store a one or more binary blobs. + */ +DBusMessage * wpas_dbus_iface_set_blobs(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + struct wpa_dbus_dict_entry entry = { .type = DBUS_TYPE_STRING }; + DBusMessageIter iter, iter_dict; + + dbus_message_iter_init(message, &iter); + + if (!wpa_dbus_dict_open_read(&iter, &iter_dict, NULL)) + return wpas_dbus_new_invalid_opts_error(message, NULL); + + while (wpa_dbus_dict_has_dict_entry(&iter_dict)) { + struct wpa_config_blob *blob; + + if (!wpa_dbus_dict_get_entry(&iter_dict, &entry)) { + reply = wpas_dbus_new_invalid_opts_error(message, + NULL); + break; + } + + if (entry.type != DBUS_TYPE_ARRAY || + entry.array_type != DBUS_TYPE_BYTE) { + reply = wpas_dbus_new_invalid_opts_error( + message, "Byte array expected."); + break; + } + + if ((entry.array_len <= 0) || (entry.array_len > 65536) || + !strlen(entry.key)) { + reply = wpas_dbus_new_invalid_opts_error( + message, "Invalid array size."); + break; + } + + blob = os_zalloc(sizeof(*blob)); + if (blob == NULL) { + reply = dbus_message_new_error( + message, WPAS_ERROR_ADD_ERROR, + "Not enough memory to add blob."); + break; + } + blob->data = os_zalloc(entry.array_len); + if (blob->data == NULL) { + reply = dbus_message_new_error( + message, WPAS_ERROR_ADD_ERROR, + "Not enough memory to add blob data."); + os_free(blob); + break; + } + + blob->name = os_strdup(entry.key); + blob->len = entry.array_len; + os_memcpy(blob->data, (u8 *) entry.bytearray_value, + entry.array_len); + if (blob->name == NULL) { + wpa_config_free_blob(blob); + reply = dbus_message_new_error( + message, WPAS_ERROR_ADD_ERROR, + "Error adding blob."); + break; + } + + /* Success */ + if (!wpa_config_remove_blob(wpa_s->conf, blob->name)) + wpas_notify_blob_removed(wpa_s, blob->name); + wpa_config_set_blob(wpa_s->conf, blob); + wpas_notify_blob_added(wpa_s, blob->name); + + wpa_dbus_dict_entry_clear(&entry); + } + wpa_dbus_dict_entry_clear(&entry); + + return reply ? reply : wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_remove_blob - Remove named binary blobs + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Asks wpa_supplicant to remove one or more previously stored binary blobs. + */ +DBusMessage * wpas_dbus_iface_remove_blobs(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessageIter iter, array; + char *err_msg = NULL; + + dbus_message_iter_init(message, &iter); + + if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY || + dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRING) + return wpas_dbus_new_invalid_opts_error(message, NULL); + + dbus_message_iter_recurse(&iter, &array); + while (dbus_message_iter_get_arg_type(&array) == DBUS_TYPE_STRING) { + const char *name; + + dbus_message_iter_get_basic(&array, &name); + if (!os_strlen(name)) + err_msg = "Invalid blob name."; + else if (wpa_config_remove_blob(wpa_s->conf, name) != 0) + err_msg = "Error removing blob."; + else + wpas_notify_blob_removed(wpa_s, name); + dbus_message_iter_next(&array); + } + + if (err_msg) + return dbus_message_new_error(message, WPAS_ERROR_REMOVE_ERROR, + err_msg); + + return wpas_dbus_new_success_reply(message); +} + +#endif /* CONFIG_NO_CONFIG_BLOBS */ + + +/** + * wpas_dbus_iface_flush - Clear BSS of old or all inactive entries + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: a dbus message containing a UINT32 indicating success (1) or + * failure (0), or returns a dbus error message with more information + * + * Handler function for "flush" method call. Handles requests for an + * interface with an optional "age" parameter that specifies the minimum + * age of a BSS to be flushed. + */ +DBusMessage * wpas_dbus_iface_flush(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + int flush_age = 0; + + if (os_strlen(dbus_message_get_signature(message)) != 0 && + !dbus_message_get_args(message, NULL, + DBUS_TYPE_INT32, &flush_age, + DBUS_TYPE_INVALID)) { + return wpas_dbus_new_invalid_opts_error(message, NULL); + } + + if (flush_age == 0) + wpa_bss_flush(wpa_s); + else + wpa_bss_flush_by_age(wpa_s, flush_age); + + return wpas_dbus_new_success_reply(message); +} diff --git a/wpa_supplicant/dbus/dbus_old_handlers.h b/wpa_supplicant/dbus/dbus_old_handlers.h new file mode 100644 index 000000000..e60ad06a0 --- /dev/null +++ b/wpa_supplicant/dbus/dbus_old_handlers.h @@ -0,0 +1,101 @@ +/* + * 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. + */ + +#ifndef CTRL_IFACE_DBUS_HANDLERS_H +#define CTRL_IFACE_DBUS_HANDLERS_H + +struct wpa_bss; + +DBusMessage * wpas_dbus_new_invalid_iface_error(DBusMessage *message); +DBusMessage * wpas_dbus_new_invalid_network_error(DBusMessage *message); + +DBusMessage * wpas_dbus_global_add_interface(DBusMessage *message, + struct wpa_global *global); + +DBusMessage * wpas_dbus_global_remove_interface(DBusMessage *message, + struct wpa_global *global); + +DBusMessage * wpas_dbus_global_get_interface(DBusMessage *message, + struct wpa_global *global); + +DBusMessage * wpas_dbus_global_set_debugparams(DBusMessage *message, + struct wpa_global *global); + +DBusMessage * wpas_dbus_iface_scan(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_scan_results(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_bssid_properties(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_bss *bss); + +DBusMessage * wpas_dbus_iface_capabilities(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_add_network(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_remove_network(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_set_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid); + +DBusMessage * wpas_dbus_iface_enable_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid); + +DBusMessage * wpas_dbus_iface_disable_network(DBusMessage *message, + struct wpa_supplicant *wpa_s, + struct wpa_ssid *ssid); + +DBusMessage * wpas_dbus_iface_select_network(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_disconnect(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_set_ap_scan(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_set_smartcard_modules( + DBusMessage *message, struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_get_state(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_get_scanning(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_set_blobs(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_remove_blobs(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_wps_pbc(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_wps_pin(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_wps_reg(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_iface_flush(DBusMessage *message, + struct wpa_supplicant *wpa_s); + +DBusMessage * wpas_dbus_new_success_reply(DBusMessage *message); +DBusMessage * wpas_dbus_new_invalid_opts_error(DBusMessage *message, + const char *arg); + +#endif /* CTRL_IFACE_DBUS_HANDLERS_H */ + diff --git a/wpa_supplicant/dbus/dbus_old_handlers_wps.c b/wpa_supplicant/dbus/dbus_old_handlers_wps.c new file mode 100644 index 000000000..6c8405b85 --- /dev/null +++ b/wpa_supplicant/dbus/dbus_old_handlers_wps.c @@ -0,0 +1,156 @@ +/* + * WPA Supplicant / dbus-based control interface (WPS) + * 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 "../config.h" +#include "../wpa_supplicant_i.h" +#include "../wps_supplicant.h" +#include "dbus_old.h" +#include "dbus_old_handlers.h" + +/** + * wpas_dbus_iface_wps_pbc - Request credentials using WPS PBC method + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "wpsPbc" method call + */ +DBusMessage * wpas_dbus_iface_wps_pbc(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + char *arg_bssid = NULL; + u8 bssid[ETH_ALEN]; + int ret = 0; + + if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid, + DBUS_TYPE_INVALID)) + return wpas_dbus_new_invalid_opts_error(message, NULL); + + if (os_strcmp(arg_bssid, "any") == 0) + ret = wpas_wps_start_pbc(wpa_s, NULL, 0, 0); + else if (!hwaddr_aton(arg_bssid, bssid)) + ret = wpas_wps_start_pbc(wpa_s, bssid, 0, 0); + else { + return wpas_dbus_new_invalid_opts_error(message, + "Invalid BSSID"); + } + + if (ret < 0) { + return dbus_message_new_error( + message, WPAS_ERROR_WPS_PBC_ERROR, + "Could not start PBC negotiation"); + } + + return wpas_dbus_new_success_reply(message); +} + + +/** + * wpas_dbus_iface_wps_pin - Establish the PIN number of the enrollee + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "wpsPin" method call + */ +DBusMessage * wpas_dbus_iface_wps_pin(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + DBusMessage *reply = NULL; + char *arg_bssid; + char *pin = NULL; + u8 bssid[ETH_ALEN], *_bssid = NULL; + int ret; + char npin[9]; + + if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid, + DBUS_TYPE_STRING, &pin, DBUS_TYPE_INVALID)) + return wpas_dbus_new_invalid_opts_error(message, NULL); + + if (os_strcmp(arg_bssid, "any") == 0) + _bssid = NULL; + else if (!hwaddr_aton(arg_bssid, bssid)) + _bssid = bssid; + else { + return wpas_dbus_new_invalid_opts_error(message, + "Invalid BSSID"); + } + + if (os_strlen(pin) > 0) + ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0, + DEV_PW_DEFAULT); + else + ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, + DEV_PW_DEFAULT); + + if (ret < 0) { + return dbus_message_new_error(message, + WPAS_ERROR_WPS_PIN_ERROR, + "Could not init PIN"); + } + + reply = dbus_message_new_method_return(message); + if (reply == NULL) + return NULL; + + if (ret > 0) { + ret = os_snprintf(npin, sizeof(npin), "%08d", ret); + if (os_snprintf_error(sizeof(npin), ret)) + return wpas_dbus_new_invalid_opts_error(message, + "invalid PIN"); + + pin = npin; + } + dbus_message_append_args(reply, DBUS_TYPE_STRING, &pin, + DBUS_TYPE_INVALID); + return reply; +} + + +/** + * wpas_dbus_iface_wps_reg - Request credentials using the PIN of the AP + * @message: Pointer to incoming dbus message + * @wpa_s: %wpa_supplicant data structure + * Returns: A dbus message containing a UINT32 indicating success (1) or + * failure (0) + * + * Handler function for "wpsReg" method call + */ +DBusMessage * wpas_dbus_iface_wps_reg(DBusMessage *message, + struct wpa_supplicant *wpa_s) +{ + char *arg_bssid; + char *pin = NULL; + u8 bssid[ETH_ALEN]; + int ret = 0; + + if (!dbus_message_get_args(message, NULL, DBUS_TYPE_STRING, &arg_bssid, + DBUS_TYPE_STRING, &pin, DBUS_TYPE_INVALID)) + return wpas_dbus_new_invalid_opts_error(message, NULL); + + if (!hwaddr_aton(arg_bssid, bssid)) + ret = wpas_wps_start_reg(wpa_s, bssid, pin, NULL); + else { + return wpas_dbus_new_invalid_opts_error(message, + "Invalid BSSID"); + } + + if (ret < 0) { + return dbus_message_new_error(message, + WPAS_ERROR_WPS_REG_ERROR, + "Could not request credentials"); + } + + return wpas_dbus_new_success_reply(message); +} diff --git a/wpa_supplicant/dbus/fi.epitest.hostap.WPASupplicant.service.in b/wpa_supplicant/dbus/fi.epitest.hostap.WPASupplicant.service.in new file mode 100644 index 000000000..a75918f93 --- /dev/null +++ b/wpa_supplicant/dbus/fi.epitest.hostap.WPASupplicant.service.in @@ -0,0 +1,5 @@ +[D-BUS Service] +Name=fi.epitest.hostap.WPASupplicant +Exec=@BINDIR@/wpa_supplicant -u +User=root +SystemdService=wpa_supplicant.service diff --git a/wpa_supplicant/defconfig b/wpa_supplicant/defconfig index cdfb1974d..57550d495 100644 --- a/wpa_supplicant/defconfig +++ b/wpa_supplicant/defconfig @@ -365,6 +365,10 @@ CONFIG_IEEE80211W=y #CONFIG_NDIS_EVENTS_INTEGRATED=y #PLATFORMSDKLIB="/opt/Program Files/Microsoft Platform SDK/Lib" +# Add support for old DBus control interface +# (fi.epitest.hostap.WPASupplicant) +#CONFIG_CTRL_IFACE_DBUS=y + # Add support for new DBus control interface # (fi.w1.hostap.wpa_supplicant1) CONFIG_CTRL_IFACE_DBUS_NEW=y diff --git a/wpa_supplicant/doc/docbook/wpa_supplicant.sgml b/wpa_supplicant/doc/docbook/wpa_supplicant.sgml index aaff15002..ebf102edf 100644 --- a/wpa_supplicant/doc/docbook/wpa_supplicant.sgml +++ b/wpa_supplicant/doc/docbook/wpa_supplicant.sgml @@ -471,7 +471,7 @@ <para>Enable DBus control interface. If enabled, interface definitions may be omitted. (This is only available if <command>wpa_supplicant</command> was built with - the <literal>CONFIG_CTRL_IFACE_DBUS_NEW</literal> option.)</para> + the <literal>CONFIG_DBUS</literal> option.)</para> </listitem> </varlistentry> diff --git a/wpa_supplicant/examples/wpas-test.py b/wpa_supplicant/examples/wpas-test.py new file mode 100755 index 000000000..bdd16a8a8 --- /dev/null +++ b/wpa_supplicant/examples/wpas-test.py @@ -0,0 +1,91 @@ +#!/usr/bin/python + +import dbus +import sys, os +import time + +WPAS_DBUS_SERVICE = "fi.epitest.hostap.WPASupplicant" +WPAS_DBUS_INTERFACE = "fi.epitest.hostap.WPASupplicant" +WPAS_DBUS_OPATH = "/fi/epitest/hostap/WPASupplicant" + +WPAS_DBUS_INTERFACES_INTERFACE = "fi.epitest.hostap.WPASupplicant.Interface" +WPAS_DBUS_INTERFACES_OPATH = "/fi/epitest/hostap/WPASupplicant/Interfaces" +WPAS_DBUS_BSSID_INTERFACE = "fi.epitest.hostap.WPASupplicant.BSSID" + +def byte_array_to_string(s): + import urllib + r = "" + for c in s: + if c >= 32 and c < 127: + r += "%c" % c + else: + r += urllib.quote(chr(c)) + return r + +def main(): + if len(sys.argv) != 2: + print("Usage: wpas-test.py <interface>") + os._exit(1) + + ifname = sys.argv[1] + + bus = dbus.SystemBus() + wpas_obj = bus.get_object(WPAS_DBUS_SERVICE, WPAS_DBUS_OPATH) + wpas = dbus.Interface(wpas_obj, WPAS_DBUS_INTERFACE) + + # See if wpa_supplicant already knows about this interface + path = None + try: + path = wpas.getInterface(ifname) + except dbus.dbus_bindings.DBusException as exc: + if str(exc) != "wpa_supplicant knows nothing about this interface.": + raise exc + try: + path = wpas.addInterface(ifname, {'driver': dbus.Variant('wext')}) + except dbus.dbus_bindings.DBusException as exc: + if str(exc) != "wpa_supplicant already controls this interface.": + raise exc + + if_obj = bus.get_object(WPAS_DBUS_SERVICE, path) + iface = dbus.Interface(if_obj, WPAS_DBUS_INTERFACES_INTERFACE) + iface.scan() + # Should really wait for the "scanResults" signal instead of sleeping + time.sleep(5) + res = iface.scanResults() + + print("Scanned wireless networks:") + for opath in res: + net_obj = bus.get_object(WPAS_DBUS_SERVICE, opath) + net = dbus.Interface(net_obj, WPAS_DBUS_BSSID_INTERFACE) + props = net.properties() + + # Convert the byte-array for SSID and BSSID to printable strings + bssid = "" + for item in props["bssid"]: + bssid = bssid + ":%02x" % item + bssid = bssid[1:] + ssid = byte_array_to_string(props["ssid"]) + wpa = "no" + if props.has_key("wpaie"): + wpa = "yes" + wpa2 = "no" + if props.has_key("rsnie"): + wpa2 = "yes" + freq = 0 + if props.has_key("frequency"): + freq = props["frequency"] + caps = props["capabilities"] + qual = props["quality"] + level = props["level"] + noise = props["noise"] + maxrate = props["maxrate"] / 1000000 + + print(" %s :: ssid='%s' wpa=%s wpa2=%s quality=%d%% rate=%d freq=%d" % (bssid, ssid, wpa, wpa2, qual, maxrate, freq)) + + wpas.removeInterface(dbus.ObjectPath(path)) + # Should fail here with unknown interface error + iface.scan() + +if __name__ == "__main__": + main() + diff --git a/wpa_supplicant/main.c b/wpa_supplicant/main.c index 51a8a0298..e08c2fd26 100644 --- a/wpa_supplicant/main.c +++ b/wpa_supplicant/main.c @@ -28,9 +28,9 @@ static void usage(void) "s" #endif /* CONFIG_DEBUG_SYSLOG */ "t" -#ifdef CONFIG_CTRL_IFACE_DBUS_NEW +#ifdef CONFIG_DBUS "u" -#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#endif /* CONFIG_DBUS */ "vW] [-P<pid file>] " "[-g<global ctrl>] \\\n" " [-G<group>] \\\n" @@ -98,9 +98,9 @@ static void usage(void) " -T = record to Linux tracing in addition to logging\n" " (records all messages regardless of debug verbosity)\n" #endif /* CONFIG_DEBUG_LINUX_TRACING */ -#ifdef CONFIG_CTRL_IFACE_DBUS_NEW +#ifdef CONFIG_DBUS " -u = enable DBus control interface\n" -#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#endif /* CONFIG_DBUS */ " -v = show version\n" " -W = wait for a control interface monitor before starting\n"); @@ -295,11 +295,11 @@ int main(int argc, char *argv[]) case 't': params.wpa_debug_timestamp++; break; -#ifdef CONFIG_CTRL_IFACE_DBUS_NEW +#ifdef CONFIG_DBUS case 'u': params.dbus_ctrl_interface = 1; break; -#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#endif /* CONFIG_DBUS */ case 'v': printf("%s\n", wpa_supplicant_version); exitcode = 0; diff --git a/wpa_supplicant/notify.c b/wpa_supplicant/notify.c index e41d7c41c..f47f9bb76 100644 --- a/wpa_supplicant/notify.c +++ b/wpa_supplicant/notify.c @@ -15,6 +15,7 @@ #include "wps_supplicant.h" #include "binder/binder.h" #include "dbus/dbus_common.h" +#include "dbus/dbus_old.h" #include "dbus/dbus_new.h" #include "rsn_supp/wpa.h" #include "fst/fst.h" @@ -27,13 +28,13 @@ int wpas_notify_supplicant_initialized(struct wpa_global *global) { -#ifdef CONFIG_CTRL_IFACE_DBUS_NEW +#ifdef CONFIG_DBUS if (global->params.dbus_ctrl_interface) { global->dbus = wpas_dbus_init(global); if (global->dbus == NULL) return -1; } -#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#endif /* CONFIG_DBUS */ #ifdef CONFIG_BINDER global->binder = wpas_binder_init(global); @@ -47,10 +48,10 @@ int wpas_notify_supplicant_initialized(struct wpa_global *global) void wpas_notify_supplicant_deinitialized(struct wpa_global *global) { -#ifdef CONFIG_CTRL_IFACE_DBUS_NEW +#ifdef CONFIG_DBUS if (global->dbus) wpas_dbus_deinit(global->dbus); -#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */ +#endif /* CONFIG_DBUS */ #ifdef CONFIG_BINDER if (global->binder) @@ -64,6 +65,9 @@ int wpas_notify_iface_added(struct wpa_supplicant *wpa_s) if (wpa_s->p2p_mgmt) return 0; + if (wpas_dbus_register_iface(wpa_s)) + return -1; + if (wpas_dbus_register_interface(wpa_s)) return -1; @@ -76,6 +80,9 @@ void wpas_notify_iface_removed(struct wpa_supplicant *wpa_s) if (wpa_s->p2p_mgmt) return; + /* unregister interface in old DBus ctrl iface */ + wpas_dbus_unregister_iface(wpa_s); + /* unregister interface in new DBus ctrl iface */ wpas_dbus_unregister_interface(wpa_s); } @@ -88,6 +95,10 @@ void wpas_notify_state_changed(struct wpa_supplicant *wpa_s, if (wpa_s->p2p_mgmt) return; + /* notify the old DBus API */ + wpa_supplicant_dbus_notify_state_change(wpa_s, new_state, + old_state); + /* notify the new DBus API */ wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_STATE); @@ -257,6 +268,9 @@ void wpas_notify_scanning(struct wpa_supplicant *wpa_s) if (wpa_s->p2p_mgmt) return; + /* notify the old DBus API */ + wpa_supplicant_dbus_notify_scanning(wpa_s); + /* notify the new DBus API */ wpas_dbus_signal_prop_changed(wpa_s, WPAS_DBUS_PROP_SCANNING); } @@ -276,6 +290,9 @@ void wpas_notify_scan_results(struct wpa_supplicant *wpa_s) if (wpa_s->p2p_mgmt) return; + /* notify the old DBus API */ + wpa_supplicant_dbus_notify_scan_results(wpa_s); + wpas_wps_notify_scan_results(wpa_s); } @@ -287,6 +304,8 @@ void wpas_notify_wps_credential(struct wpa_supplicant *wpa_s, return; #ifdef CONFIG_WPS + /* notify the old DBus API */ + wpa_supplicant_dbus_notify_wps_cred(wpa_s, cred); /* notify the new DBus API */ wpas_dbus_signal_wps_cred(wpa_s, cred); #endif /* CONFIG_WPS */ @@ -818,6 +837,9 @@ void wpas_notify_certification(struct wpa_supplicant *wpa_s, wpa_msg(wpa_s, MSG_INFO, WPA_EVENT_EAP_PEER_ALT "depth=%d %s", cert->depth, cert->altsubject[i]); + /* notify the old DBus API */ + wpa_supplicant_dbus_notify_certification(wpa_s, depth, subject, + cert_hash, cert); /* notify the new DBus API */ wpas_dbus_signal_certification(wpa_s, cert->depth, cert->subject, cert->altsubject, cert->num_altsubject, diff --git a/wpa_supplicant/systemd/wpa_supplicant.service.in b/wpa_supplicant/systemd/wpa_supplicant.service.in index 75a37a8cd..bc5d49af8 100644 --- a/wpa_supplicant/systemd/wpa_supplicant.service.in +++ b/wpa_supplicant/systemd/wpa_supplicant.service.in @@ -5,9 +5,9 @@ Wants=network.target [Service] Type=dbus -BusName=fi.w1.wpa_supplicant1 +BusName=@DBUS_INTERFACE@ ExecStart=@BINDIR@/wpa_supplicant -u [Install] WantedBy=multi-user.target -Alias=dbus-fi.w1.wpa_supplicant1.service +Alias=dbus-@DBUS_INTERFACE@.service diff --git a/wpa_supplicant/wpa_supplicant_i.h b/wpa_supplicant/wpa_supplicant_i.h index 8a4bdf8cb..c7b131cc1 100644 --- a/wpa_supplicant/wpa_supplicant_i.h +++ b/wpa_supplicant/wpa_supplicant_i.h @@ -504,6 +504,9 @@ struct wpa_supplicant { #ifdef CONFIG_MATCH_IFACE int matched; #endif /* CONFIG_MATCH_IFACE */ +#ifdef CONFIG_CTRL_IFACE_DBUS + char *dbus_path; +#endif /* CONFIG_CTRL_IFACE_DBUS */ #ifdef CONFIG_CTRL_IFACE_DBUS_NEW char *dbus_new_path; char *dbus_groupobj_path; commit 2df86203526b872c3c17cf135340b9b3c8c35594 Author: Bernhard M. Wiedemann <bwiedemann@suse.de> Date: Fri Apr 17 10:46:56 2020 +0200 Fixup ^ for 2019 API changes From bc0634da4a3ef468f3142fb39ebdabb08566f411 diff --git a/wpa_supplicant/notify.c b/wpa_supplicant/notify.c index f47f9bb76..2db8bc850 100644 --- a/wpa_supplicant/notify.c +++ b/wpa_supplicant/notify.c @@ -838,8 +838,8 @@ void wpas_notify_certification(struct wpa_supplicant *wpa_s, "depth=%d %s", cert->depth, cert->altsubject[i]); /* notify the old DBus API */ - wpa_supplicant_dbus_notify_certification(wpa_s, depth, subject, - cert_hash, cert); + wpa_supplicant_dbus_notify_certification(wpa_s, cert->depth, cert->subject, + cert_hash, cert->cert); /* notify the new DBus API */ wpas_dbus_signal_certification(wpa_s, cert->depth, cert->subject, cert->altsubject, cert->num_altsubject,
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