*
* Connection Manager
*
- * Copyright (C) 2007-2012 Intel Corporation. All rights reserved.
+ * Copyright (C) 2007-2013 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
#include <string.h>
#include <gdbus.h>
+#include <connman/agent.h>
+#include <connman/setting.h>
#include "connman.h"
+#define agent_ref(agent) \
+ agent_ref_debug(agent, __FILE__, __LINE__, __func__)
+#define agent_unref(agent) \
+ agent_unref_debug(agent, __FILE__, __LINE__, __func__)
+
static DBusConnection *connection = NULL;
-static guint agent_watch = 0;
-static gchar *agent_path = NULL;
-static gchar *agent_sender = NULL;
+static GHashTable *agent_hash = NULL;
+static struct connman_agent *default_agent = NULL;
+
+struct connman_agent {
+ int refcount;
+ char *owner;
+ char *path;
+ struct connman_agent_request *pending;
+ GList *queue; /* queued requests for this agent */
+ guint watch;
+};
-static void agent_free(void)
+struct connman_agent_request {
+ void *user_context;
+ void *user_data;
+ DBusMessage *msg;
+ DBusPendingCall *call;
+ int timeout;
+ agent_queue_cb callback;
+ struct connman_agent_driver *driver;
+};
+
+static GSList *driver_list = NULL;
+
+void *connman_agent_get_info(const char *dbus_sender, const char **sender,
+ const char **path)
{
- agent_watch = 0;
+ struct connman_agent *agent;
+
+ if (!dbus_sender)
+ agent = default_agent;
+ else {
+ agent = g_hash_table_lookup(agent_hash, dbus_sender);
+ if (!agent)
+ agent = default_agent;
+ }
- g_free(agent_sender);
- agent_sender = NULL;
+ if (agent) {
+ if (sender)
+ *sender = agent->owner;
+ if (path)
+ *path = agent->path;
+ } else {
+ if (sender)
+ *sender = NULL;
+ if (path)
+ *path = NULL;
+ }
- g_free(agent_path);
- agent_path = NULL;
+ return agent;
}
-static void agent_disconnect(DBusConnection *connection, void *data)
+static void agent_request_free(struct connman_agent_request *request)
{
- DBG("data %p", data);
+ if (!request)
+ return;
+
+ if (request->user_context) {
+ if (request->driver && request->driver->context_unref)
+ request->driver->context_unref(request->user_context);
+ }
+
+ if (request->msg)
+ dbus_message_unref(request->msg);
- agent_free();
+ if (request->call) {
+ dbus_pending_call_cancel(request->call);
+ dbus_pending_call_unref(request->call);
+ }
+
+ g_free(request);
}
-int __connman_agent_register(const char *sender, const char *path)
+static void agent_finalize_pending(struct connman_agent *agent,
+ DBusMessage *reply)
{
- DBG("sender %s path %s", sender, path);
+ struct connman_agent_request *pending = agent->pending;
+ if (pending) {
+ agent->pending = NULL;
+ pending->callback(reply, pending->user_data);
+ agent_request_free(pending);
+ }
+}
- if (agent_path != NULL)
- return -EEXIST;
+static void agent_receive_message(DBusPendingCall *call, void *user_data);
+
+static int agent_send_next_request(struct connman_agent *agent)
+{
+ if (agent->pending)
+ return -EBUSY;
+
+ if (!agent->queue)
+ return 0;
+
+ agent->pending = agent->queue->data;
+ agent->queue = g_list_remove(agent->queue, agent->pending);
+
+ if (!agent->pending->msg)
+ goto fail;
+
+ if (!dbus_connection_send_with_reply(connection, agent->pending->msg,
+ &agent->pending->call,
+ agent->pending->timeout))
+ goto fail;
- agent_sender = g_strdup(sender);
- agent_path = g_strdup(path);
+ if (!agent->pending->call)
+ goto fail;
- agent_watch = g_dbus_add_disconnect_watch(connection, sender,
- agent_disconnect, NULL, NULL);
+ if (!dbus_pending_call_set_notify(agent->pending->call,
+ agent_receive_message,
+ agent, NULL))
+ goto fail;
+ dbus_message_unref(agent->pending->msg);
+ agent->pending->msg = NULL;
return 0;
+
+fail:
+ agent_finalize_pending(agent, NULL);
+ return -ESRCH;
}
-int __connman_agent_unregister(const char *sender, const char *path)
+static int send_cancel_request(struct connman_agent *agent,
+ struct connman_agent_request *request)
{
- DBG("sender %s path %s", sender, path);
+ DBusMessage *message;
+ const char *interface = NULL;
- if (agent_path == NULL)
- return -ESRCH;
+ if (request && request->driver)
+ interface = request->driver->interface;
- if (agent_watch > 0)
- g_dbus_remove_watch(connection, agent_watch);
+ DBG("send cancel req to %s %s iface %s", agent->owner, agent->path,
+ interface);
- agent_free();
+ message = dbus_message_new_method_call(agent->owner,
+ agent->path,
+ interface,
+ "Cancel");
+ if (!message) {
+ connman_error("Couldn't allocate D-Bus message");
+ return -ENOMEM;
+ }
+ g_dbus_send_message(connection, message);
return 0;
}
-static connman_bool_t check_reply_has_dict(DBusMessage *reply)
+static void agent_receive_message(DBusPendingCall *call, void *user_data)
{
- const char *signature = DBUS_TYPE_ARRAY_AS_STRING
- DBUS_DICT_ENTRY_BEGIN_CHAR_AS_STRING
- DBUS_TYPE_STRING_AS_STRING
- DBUS_TYPE_VARIANT_AS_STRING
- DBUS_DICT_ENTRY_END_CHAR_AS_STRING;
-
- if (dbus_message_has_signature(reply, signature) == TRUE)
- return TRUE;
-
- connman_warn("Reply %s to %s from %s has wrong signature %s",
- signature,
- dbus_message_get_interface(reply),
- dbus_message_get_sender(reply),
- dbus_message_get_signature(reply));
-
- return FALSE;
-}
+ struct connman_agent *agent = user_data;
+ DBusMessage *reply;
+ int err;
-struct request_input_reply {
- struct connman_service *service;
- authentication_cb_t callback;
- void *user_data;
-};
+ DBG("agent %p req %p", agent, agent->pending);
-static void request_input_passphrase_reply(DBusPendingCall *call, void *user_data)
-{
- struct request_input_reply *passphrase_reply = user_data;
- connman_bool_t values_received = FALSE;
- connman_bool_t wps = FALSE;
- const char *error = NULL;
- char *identity = NULL;
- char *passphrase = NULL;
- char *wpspin = NULL;
- char *key;
- char *name = NULL;
- int name_len = 0;
- DBusMessageIter iter, dict;
- DBusMessage *reply = dbus_pending_call_steal_reply(call);
-
- if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
- error = dbus_message_get_error_name(reply);
- goto done;
- }
+ reply = dbus_pending_call_steal_reply(call);
+ dbus_pending_call_unref(call);
+ agent->pending->call = NULL;
- if (check_reply_has_dict(reply) == FALSE)
- goto done;
-
- values_received = TRUE;
-
- dbus_message_iter_init(reply, &iter);
- dbus_message_iter_recurse(&iter, &dict);
- while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
- DBusMessageIter entry, value;
-
- dbus_message_iter_recurse(&dict, &entry);
- if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
- break;
-
- dbus_message_iter_get_basic(&entry, &key);
-
- if (g_str_equal(key, "Identity")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &identity);
-
- } else if (g_str_equal(key, "Passphrase")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &passphrase);
-
- } else if (g_str_equal(key, "WPS")) {
- wps = TRUE;
-
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &wpspin);
- break;
- } else if (g_str_equal(key, "Name")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &name);
- name_len = strlen(name);
- } else if (g_str_equal(key, "SSID")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- if (dbus_message_iter_get_arg_type(&value)
- != DBUS_TYPE_VARIANT)
- break;
- if (dbus_message_iter_get_element_type(&value)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_get_fixed_array(&value, &name,
- &name_len);
- }
- dbus_message_iter_next(&dict);
+ if (dbus_message_is_error(reply,
+ "org.freedesktop.DBus.Error.Timeout") ||
+ dbus_message_is_error(reply,
+ "org.freedesktop.DBus.Error.TimedOut")) {
+ send_cancel_request(agent, agent->pending);
}
-done:
- passphrase_reply->callback(passphrase_reply->service, values_received,
- name, name_len,
- identity, passphrase,
- wps, wpspin, error,
- passphrase_reply->user_data);
- connman_service_unref(passphrase_reply->service);
+ agent_finalize_pending(agent, reply);
dbus_message_unref(reply);
- dbus_pending_call_unref(call);
- g_free(passphrase_reply);
+
+ err = agent_send_next_request(agent);
+ if (err < 0 && err != -EBUSY)
+ DBG("send next request failed (%s/%d)", strerror(-err), -err);
}
-static void request_input_append_alternates(DBusMessageIter *iter,
- void *user_data)
+static struct connman_agent_driver *get_driver(void)
{
- const char *str = user_data;
- char **alternates, **alternative;
+ return g_slist_nth_data(driver_list, 0);
+}
- if (str == NULL)
- return;
+int connman_agent_queue_message(void *user_context,
+ DBusMessage *msg, int timeout,
+ agent_queue_cb callback, void *user_data,
+ void *agent_data)
+{
+ struct connman_agent_request *queue_data;
+ struct connman_agent_driver *driver;
+ struct connman_agent *agent = agent_data;
+ int err;
- alternates = g_strsplit(str, ",", 0);
- if (alternates == NULL)
- return;
+ if (!user_context || !callback)
+ return -EBADMSG;
- for (alternative = alternates; *alternative != NULL; alternative++)
- dbus_message_iter_append_basic(iter, DBUS_TYPE_STRING,
- alternative);
+ queue_data = g_new0(struct connman_agent_request, 1);
+ if (!queue_data)
+ return -ENOMEM;
- g_strfreev(alternates);
-}
+ driver = get_driver();
+ DBG("driver %p", driver);
-static void request_input_append_identity(DBusMessageIter *iter,
- void *user_data)
-{
- char *str = "string";
+ if (driver && driver->context_ref)
+ queue_data->user_context = driver->context_ref(user_context);
+ else
+ queue_data->user_context = user_context;
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
- str = "mandatory";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
+ queue_data->driver = driver;
+ queue_data->msg = dbus_message_ref(msg);
+ queue_data->timeout = timeout;
+ queue_data->callback = callback;
+ queue_data->user_data = user_data;
+ agent->queue = g_list_append(agent->queue, queue_data);
+
+ err = agent_send_next_request(agent);
+ if (err < 0 && err != -EBUSY)
+ DBG("send next request failed (%s/%d)", strerror(-err), -err);
+
+ return err;
}
-static void request_input_append_passphrase(DBusMessageIter *iter,
- void *user_data)
+static void set_default_agent(void)
{
- struct connman_service *service = user_data;
- char *value;
- const char *phase2;
+ struct connman_agent *agent = NULL;
+ GHashTableIter iter;
+ gpointer key, value;
- switch (__connman_service_get_security(service)) {
- case CONNMAN_SERVICE_SECURITY_WEP:
- value = "wep";
- break;
- case CONNMAN_SERVICE_SECURITY_PSK:
- value = "psk";
- break;
- case CONNMAN_SERVICE_SECURITY_8021X:
- phase2 = __connman_service_get_phase2(service);
+ if (default_agent)
+ return;
- if (phase2 != NULL && (
- g_str_has_suffix(phase2, "GTC") == TRUE ||
- g_str_has_suffix(phase2, "OTP") == TRUE))
- value = "response";
- else
- value = "passphrase";
+ g_hash_table_iter_init(&iter, agent_hash);
+ if (g_hash_table_iter_next(&iter, &key, &value))
+ agent = value;
- break;
- default:
- value = "string";
- break;
- }
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &value);
- value = "mandatory";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &value);
-
- if (__connman_service_wps_enabled(service) == TRUE) {
- connman_dbus_dict_append_array(iter, "Alternates",
- DBUS_TYPE_STRING,
- request_input_append_alternates,
- "WPS");
- }
+ if (agent)
+ DBG("default agent set to %s %s", agent->owner, agent->path);
+ else
+ DBG("default agent cleared");
+
+ default_agent = agent;
}
-static void request_input_append_wps(DBusMessageIter *iter, void *user_data)
+static void agent_disconnect(DBusConnection *conn, void *user_data)
{
- const char *str = "wpspin";
+ struct connman_agent *agent = user_data;
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
- str = "alternate";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
-}
+ DBG("agent %s disconnected", agent->owner);
-static void request_input_append_name(DBusMessageIter *iter, void *user_data)
-{
- const char *str = "string";
-
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
- str = "mandatory";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
- connman_dbus_dict_append_array(iter, "Alternates",
- DBUS_TYPE_STRING,
- request_input_append_alternates,
- "SSID");
+ if (agent->watch > 0) {
+ g_dbus_remove_watch(conn, agent->watch);
+ agent->watch = 0;
+ }
+
+ g_hash_table_remove(agent_hash, agent->owner);
}
-static void request_input_append_ssid(DBusMessageIter *iter, void *user_data)
+static struct connman_agent *agent_ref_debug(struct connman_agent *agent,
+ const char *file, int line, const char *caller)
{
- const char *str = "ssid";
+ DBG("%p ref %d by %s:%d:%s()", agent, agent->refcount + 1,
+ file, line, caller);
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
- str = "alternate";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
+ __sync_fetch_and_add(&agent->refcount, 1);
+
+ return agent;
}
-static void request_input_append_password(DBusMessageIter *iter,
- void *user_data)
+static struct connman_agent *agent_create(const char *name, const char *path)
{
- char *str = "passphrase";
+ struct connman_agent *agent;
+
+ agent = g_new0(struct connman_agent, 1);
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
- str = "mandatory";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
+ agent->owner = g_strdup(name);
+ agent->path = g_strdup(path);
+
+ agent->watch = g_dbus_add_disconnect_watch(connection,
+ name, agent_disconnect,
+ agent, NULL);
+
+ return agent_ref(agent);
}
-static void request_input_append_previouspassphrase(DBusMessageIter *iter,
- void *user_data)
+int connman_agent_register(const char *sender, const char *path)
{
- struct connman_service *service = user_data;
- enum connman_service_security security;
- const char *passphrase, *str = NULL;
+ struct connman_agent *agent;
- passphrase = __connman_service_get_passphrase(service);
+ DBG("sender %s path %s", sender, path);
- security = __connman_service_get_security(service);
- switch (security) {
- case CONNMAN_SERVICE_SECURITY_WEP:
- str = "wep";
- break;
- case CONNMAN_SERVICE_SECURITY_PSK:
- str = "psk";
- break;
- /*
- * This should never happen: no passphrase is set if security is not
- * one of the above.*/
- default:
- break;
- }
+ agent = g_hash_table_lookup(agent_hash, sender);
+ if (agent)
+ return -EEXIST;
+
+ agent = agent_create(sender, path);
+ if (!agent)
+ return -EINVAL;
- connman_dbus_dict_append_basic(iter, "Type",
- DBUS_TYPE_STRING, &str);
+ DBG("agent %s", agent->owner);
- str = "informational";
- connman_dbus_dict_append_basic(iter, "Requirement",
- DBUS_TYPE_STRING, &str);
+ g_hash_table_replace(agent_hash, agent->owner, agent);
- connman_dbus_dict_append_basic(iter, "Value",
- DBUS_TYPE_STRING, &passphrase);
+ if (!default_agent)
+ set_default_agent();
+
+ return 0;
}
-static void request_input_login_reply(DBusPendingCall *call, void *user_data)
-{
- struct request_input_reply *username_password_reply = user_data;
- const char *error = NULL;
- connman_bool_t values_received = FALSE;
- char *username = NULL;
- char *password = NULL;
- char *key;
- DBusMessageIter iter, dict;
- DBusMessage *reply = dbus_pending_call_steal_reply(call);
+struct report_error_data {
+ void *user_context;
+ report_error_cb_t callback;
+ void *user_data;
+};
- if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
- error = dbus_message_get_error_name(reply);
- goto done;
- }
+static void report_error_reply(DBusMessage *reply, void *user_data)
+{
+ struct report_error_data *report_error = user_data;
+ bool retry = false;
+ const char *dbus_err;
- if (check_reply_has_dict(reply) == FALSE)
- goto done;
-
- values_received = TRUE;
-
- dbus_message_iter_init(reply, &iter);
- dbus_message_iter_recurse(&iter, &dict);
- while (dbus_message_iter_get_arg_type(&dict) == DBUS_TYPE_DICT_ENTRY) {
- DBusMessageIter entry, value;
-
- dbus_message_iter_recurse(&dict, &entry);
- if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_STRING)
- break;
-
- dbus_message_iter_get_basic(&entry, &key);
-
- if (g_str_equal(key, "Username")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry)
- != DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &username);
-
- } else if (g_str_equal(key, "Password")) {
- dbus_message_iter_next(&entry);
- if (dbus_message_iter_get_arg_type(&entry) !=
- DBUS_TYPE_VARIANT)
- break;
- dbus_message_iter_recurse(&entry, &value);
- dbus_message_iter_get_basic(&value, &password);
- }
+ if (!reply)
+ goto out;
- dbus_message_iter_next(&dict);
+ if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
+ dbus_err = dbus_message_get_error_name(reply);
+ if (dbus_err &&
+ strcmp(dbus_err,
+ CONNMAN_AGENT_INTERFACE ".Error.Retry") == 0)
+ retry = true;
}
-done:
- username_password_reply->callback(username_password_reply->service,
- values_received, NULL, 0,
- username, password,
- FALSE, NULL, error,
- username_password_reply->user_data);
- connman_service_unref(username_password_reply->service);
- dbus_message_unref(reply);
- g_free(username_password_reply);
+ report_error->callback(report_error->user_context, retry,
+ report_error->user_data);
+out:
+ g_free(report_error);
}
-int __connman_agent_request_passphrase_input(struct connman_service *service,
- authentication_cb_t callback, void *user_data)
+int connman_agent_report_error_full(void *user_context, const char *path,
+ const char *method, const char *error,
+ report_error_cb_t callback,
+ const char *dbus_sender, void *user_data)
{
DBusMessage *message;
- const char *path;
DBusMessageIter iter;
- DBusMessageIter dict;
- DBusPendingCall *call;
- struct request_input_reply *passphrase_reply;
+ struct report_error_data *report_error;
+ struct connman_agent *agent;
+ int err;
+
+ agent = connman_agent_get_info(dbus_sender, NULL, NULL);
+
+ DBG("agent %p sender %s context %p path %s", agent,
+ dbus_sender, user_context, agent ? agent->path : "-");
- if (service == NULL || agent_path == NULL || callback == NULL)
+ if (!user_context || !agent || !agent->path || !error || !callback)
return -ESRCH;
- message = dbus_message_new_method_call(agent_sender, agent_path,
- CONNMAN_AGENT_INTERFACE,
- "RequestInput");
- if (message == NULL)
+ message = dbus_message_new_method_call(agent->owner, agent->path,
+ CONNMAN_AGENT_INTERFACE, method);
+ if (!message)
return -ENOMEM;
dbus_message_iter_init_append(message, &iter);
- path = __connman_service_get_path(service);
dbus_message_iter_append_basic(&iter,
DBUS_TYPE_OBJECT_PATH, &path);
+ dbus_message_iter_append_basic(&iter,
+ DBUS_TYPE_STRING, &error);
- connman_dbus_dict_open(&iter, &dict);
-
- if (__connman_service_is_hidden(service)) {
- connman_dbus_dict_append_dict(&dict, "Name",
- request_input_append_name, NULL);
- connman_dbus_dict_append_dict(&dict, "SSID",
- request_input_append_ssid, NULL);
- }
-
- if (__connman_service_get_security(service) ==
- CONNMAN_SERVICE_SECURITY_8021X) {
- connman_dbus_dict_append_dict(&dict, "Identity",
- request_input_append_identity, service);
- }
-
- if (__connman_service_get_security(service) !=
- CONNMAN_SERVICE_SECURITY_NONE) {
- connman_dbus_dict_append_dict(&dict, "Passphrase",
- request_input_append_passphrase, service);
-
- if (__connman_service_get_passphrase(service) != NULL)
- connman_dbus_dict_append_dict(&dict, "PreviousPassphrase",
- request_input_append_previouspassphrase,
- service);
- }
-
- if (__connman_service_wps_enabled(service) == TRUE) {
- connman_dbus_dict_append_dict(&dict, "WPS",
- request_input_append_wps, NULL);
- }
-
- connman_dbus_dict_close(&iter, &dict);
-
- passphrase_reply = g_try_new0(struct request_input_reply, 1);
- if (passphrase_reply == NULL) {
+ report_error = g_try_new0(struct report_error_data, 1);
+ if (!report_error) {
dbus_message_unref(message);
return -ENOMEM;
}
- if (dbus_connection_send_with_reply(connection, message, &call,
- connman_timeout_input_request())
- == FALSE) {
- dbus_message_unref(message);
- g_free(passphrase_reply);
- return -ESRCH;
- }
+ report_error->user_context = user_context;
+ report_error->callback = callback;
+ report_error->user_data = user_data;
- if (call == NULL) {
+ err = connman_agent_queue_message(user_context, message,
+ connman_timeout_input_request(),
+ report_error_reply, report_error,
+ agent);
+ if (err < 0 && err != -EBUSY) {
+ DBG("error %d sending error request", err);
+ g_free(report_error);
dbus_message_unref(message);
- g_free(passphrase_reply);
return -ESRCH;
}
- passphrase_reply->service = connman_service_ref(service);
- passphrase_reply->callback = callback;
- passphrase_reply->user_data = user_data;
-
- dbus_pending_call_set_notify(call, request_input_passphrase_reply,
- passphrase_reply, NULL);
-
dbus_message_unref(message);
return -EINPROGRESS;
}
-int __connman_agent_request_login_input(struct connman_service *service,
- authentication_cb_t callback, void *user_data)
+int connman_agent_report_error(void *user_context, const char *path,
+ const char *error,
+ report_error_cb_t callback,
+ const char *dbus_sender, void *user_data)
{
- DBusMessage *message;
- const char *path;
- DBusMessageIter iter;
- DBusMessageIter dict;
- DBusPendingCall *call;
- struct request_input_reply *username_password_reply;
-
- if (service == NULL || agent_path == NULL || callback == NULL)
- return -ESRCH;
+ return connman_agent_report_error_full(user_context, path,
+ "ReportError", error, callback, dbus_sender,
+ user_data);
+}
- message = dbus_message_new_method_call(agent_sender, agent_path,
- CONNMAN_AGENT_INTERFACE,
- "RequestInput");
- if (message == NULL)
- return -ENOMEM;
+static gint compare_priority(gconstpointer a, gconstpointer b)
+{
+ const struct connman_agent_driver *driver1 = a;
+ const struct connman_agent_driver *driver2 = b;
- dbus_message_iter_init_append(message, &iter);
+ return driver2->priority - driver1->priority;
+}
- path = __connman_service_get_path(service);
- dbus_message_iter_append_basic(&iter,
- DBUS_TYPE_OBJECT_PATH, &path);
+/**
+ * connman_agent_driver_register:
+ * @driver: Agent driver definition
+ *
+ * Register a new agent driver
+ *
+ * Returns: %0 on success
+ */
+int connman_agent_driver_register(struct connman_agent_driver *driver)
+{
+ DBG("Registering driver %p name %s", driver, driver->name);
- connman_dbus_dict_open(&iter, &dict);
+ driver_list = g_slist_insert_sorted(driver_list, driver,
+ compare_priority);
- connman_dbus_dict_append_dict(&dict, "Username",
- request_input_append_identity, service);
+ return 0;
+}
- connman_dbus_dict_append_dict(&dict, "Password",
- request_input_append_password, service);
+static void release_driver(void)
+{
+ connman_agent_driver_unregister(get_driver());
+}
- connman_dbus_dict_close(&iter, &dict);
+static void cancel_all_requests(struct connman_agent *agent)
+{
+ GList *list;
- username_password_reply = g_try_new0(struct request_input_reply, 1);
- if (username_password_reply == NULL) {
- dbus_message_unref(message);
- return -ENOMEM;
- }
+ DBG("request %p pending %p", agent->pending, agent->queue);
- if (dbus_connection_send_with_reply(connection, message, &call,
- connman_timeout_input_request())
- == FALSE) {
- dbus_message_unref(message);
- g_free(username_password_reply);
- return -ESRCH;
- }
+ if (agent->pending) {
+ if (agent->pending->call)
+ send_cancel_request(agent, agent->pending);
- if (call == NULL) {
- dbus_message_unref(message);
- g_free(username_password_reply);
- return -ESRCH;
+ agent_finalize_pending(agent, NULL);
}
- username_password_reply->service = connman_service_ref(service);
- username_password_reply->callback = callback;
- username_password_reply->user_data = user_data;
+ for (list = agent->queue; list; list = list->next) {
+ struct connman_agent_request *request = list->data;
- dbus_pending_call_set_notify(call, request_input_login_reply,
- username_password_reply, NULL);
+ if (!request)
+ continue;
- dbus_message_unref(message);
+ request->callback(NULL, request->user_data);
+ agent_request_free(request);
+ }
- return -EINPROGRESS;
+ g_list_free(agent->queue);
+ agent->queue = NULL;
}
-struct request_browser_reply_data {
- struct connman_service *service;
- browser_authentication_cb_t callback;
- void *user_data;
-};
-
-static void request_browser_reply(DBusPendingCall *call, void *user_data)
+void connman_agent_cancel(void *user_context)
{
- struct request_browser_reply_data *browser_reply_data = user_data;
- DBusMessage *reply = dbus_pending_call_steal_reply(call);
- connman_bool_t result = FALSE;
- const char *error = NULL;
+ GHashTableIter iter;
+ gpointer key, value;
+ int err;
- if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
- error = dbus_message_get_error_name(reply);
- goto done;
- }
+ DBG("context %p", user_context);
- result = TRUE;
+ g_hash_table_iter_init(&iter, agent_hash);
+ while (g_hash_table_iter_next(&iter, &key, &value)) {
+ GList *list, *next;
+ struct connman_agent *agent = value;
-done:
- browser_reply_data->callback(browser_reply_data->service, result,
- error, browser_reply_data->user_data);
- connman_service_unref(browser_reply_data->service);
- dbus_message_unref(reply);
- g_free(browser_reply_data);
-}
+ /*
+ * Cancel all the pending requests to a given agent and service
+ */
+ list = agent->queue;
+ while (list) {
+ struct connman_agent_request *request = list->data;
-int __connman_agent_request_browser(struct connman_service *service,
- browser_authentication_cb_t callback,
- const char *url, void *user_data)
-{
- struct request_browser_reply_data *browser_reply_data;
- DBusPendingCall *call;
- DBusMessage *message;
- DBusMessageIter iter;
- const char *path;
+ next = list->next;
- if (service == NULL || agent_path == NULL || callback == NULL)
- return -ESRCH;
+ if (request && request->user_context &&
+ request->user_context ==
+ user_context) {
+ DBG("cancel pending %p", request);
- if (url == NULL)
- url = "";
+ agent->queue = g_list_delete_link(agent->queue,
+ list);
- message = dbus_message_new_method_call(agent_sender, agent_path,
- CONNMAN_AGENT_INTERFACE,
- "RequestBrowser");
- if (message == NULL)
- return -ENOMEM;
+ request->callback(NULL, request->user_data);
- dbus_message_iter_init_append(message, &iter);
+ agent_request_free(request);
+ }
- path = __connman_service_get_path(service);
- dbus_message_iter_append_basic(&iter, DBUS_TYPE_OBJECT_PATH, &path);
+ list = next;
+ }
- dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &url);
+ /*
+ * If there is a request from client to a given service,
+ * we need to cancel it.
+ */
+ if (agent->pending && agent->pending->user_context &&
+ agent->pending->user_context == user_context) {
+ DBG("cancel request %p", agent->pending);
- browser_reply_data = g_try_new0(struct request_browser_reply_data, 1);
- if (browser_reply_data == NULL) {
- dbus_message_unref(message);
- return -ENOMEM;
- }
+ if (agent->pending->call)
+ send_cancel_request(agent, agent->pending);
- if (dbus_connection_send_with_reply(connection, message, &call,
- connman_timeout_browser_launch())
- == FALSE) {
- dbus_message_unref(message);
- g_free(browser_reply_data);
- return -ESRCH;
- }
+ agent_finalize_pending(agent, NULL);
- if (call == NULL) {
- dbus_message_unref(message);
- g_free(browser_reply_data);
- return -ESRCH;
+ err = agent_send_next_request(agent);
+ if (err < 0 && err != -EBUSY)
+ DBG("send next request failed (%s/%d)",
+ strerror(-err), -err);
+ }
}
+}
- browser_reply_data->service = connman_service_ref(service);
- browser_reply_data->callback = callback;
- browser_reply_data->user_data = user_data;
+static void agent_unref_debug(struct connman_agent *agent,
+ const char *file, int line, const char *caller)
+{
+ DBG("%p ref %d by %s:%d:%s()", agent, agent->refcount - 1,
+ file, line, caller);
- dbus_pending_call_set_notify(call, request_browser_reply,
- browser_reply_data, NULL);
+ if (__sync_fetch_and_sub(&agent->refcount, 1) != 1)
+ return;
- dbus_message_unref(message);
+ cancel_all_requests(agent);
- return -EINPROGRESS;
-}
+ g_free(agent->owner);
+ g_free(agent->path);
-struct report_error_data {
- struct connman_service *service;
- report_error_cb_t callback;
- void *user_data;
-};
+ if (agent == default_agent) {
+ default_agent = NULL;
+ set_default_agent();
+ }
+
+ g_free(agent);
+}
-static void report_error_reply(DBusPendingCall *call, void *user_data)
+static void agent_release(struct connman_agent *agent, const char *interface)
{
- struct report_error_data *report_error = user_data;
- DBusMessage *reply = dbus_pending_call_steal_reply(call);
- gboolean retry = FALSE;
- const char *dbus_err;
+ DBusMessage *message;
- if (dbus_message_get_type(reply) == DBUS_MESSAGE_TYPE_ERROR) {
- dbus_err = dbus_message_get_error_name(reply);
- if (dbus_err != NULL &&
- strcmp(dbus_err,
- CONNMAN_AGENT_INTERFACE ".Error.Retry") == 0)
- retry = TRUE;
+ DBG("release agent %s %s", agent->owner, agent->path);
+
+ message = dbus_message_new_method_call(agent->owner, agent->path,
+ interface, "Release");
+ if (!message) {
+ connman_error("Couldn't allocate D-Bus message");
+ return;
}
- report_error->callback(report_error->service, retry,
- report_error->user_data);
- connman_service_unref(report_error->service);
- g_free(report_error);
- dbus_message_unref(reply);
- dbus_pending_call_unref(call);
+ dbus_message_set_no_reply(message, TRUE);
+ g_dbus_send_message(connection, message);
}
-int __connman_agent_report_error(struct connman_service *service,
- const char *error,
- report_error_cb_t callback, void *user_data)
+static void release_agents(void)
{
- DBusMessage *message;
- DBusMessageIter iter;
- const char *path;
- struct report_error_data *report_error;
- DBusPendingCall *call;
+ GHashTableIter iter;
+ gpointer key, value;
- if (service == NULL || agent_path == NULL || error == NULL ||
- callback == NULL)
- return -ESRCH;
+ g_hash_table_iter_init(&iter, agent_hash);
+ while (g_hash_table_iter_next(&iter, &key, &value))
+ agent_release(value, get_driver()->interface);
+}
- message = dbus_message_new_method_call(agent_sender, agent_path,
- CONNMAN_AGENT_INTERFACE,
- "ReportError");
- if (message == NULL)
- return -ENOMEM;
+/**
+ * connman_agent_driver_unregister:
+ * @driver: Agent driver definition
+ *
+ * Remove a previously registered agent driver
+ */
+void connman_agent_driver_unregister(struct connman_agent_driver *driver)
+{
+ GSList *list;
- dbus_message_iter_init_append(message, &iter);
+ if (!driver)
+ return;
- path = __connman_service_get_path(service);
- dbus_message_iter_append_basic(&iter,
- DBUS_TYPE_OBJECT_PATH, &path);
- dbus_message_iter_append_basic(&iter,
- DBUS_TYPE_STRING, &error);
+ DBG("Unregistering driver %p name %s", driver, driver->name);
- report_error = g_try_new0(struct report_error_data, 1);
- if (report_error == NULL) {
- dbus_message_unref(message);
- return -ENOMEM;
- }
+ release_agents();
- if (dbus_connection_send_with_reply(connection, message, &call,
- connman_timeout_input_request())
- == FALSE) {
- dbus_message_unref(message);
- g_free(report_error);
- return -ESRCH;
+ for (list = driver_list; list; list = list->next) {
+ if (driver != list->data)
+ continue;
+
+ g_hash_table_remove_all(agent_hash);
+ break;
}
- if (call == NULL) {
- dbus_message_unref(message);
- g_free(report_error);
- return -ESRCH;
+ driver_list = g_slist_remove(driver_list, driver);
+}
+
+static void agent_destroy(gpointer data)
+{
+ struct connman_agent *agent = data;
+
+ DBG("agent %s req %p", agent->owner, agent->pending);
+
+ if (agent->watch > 0) {
+ g_dbus_remove_watch(connection, agent->watch);
+ agent->watch = 0;
}
- report_error->service = connman_service_ref(service);
- report_error->callback = callback;
- report_error->user_data = user_data;
- dbus_pending_call_set_notify(call, report_error_reply,
- report_error, NULL);
- dbus_message_unref(message);
+ agent_unref(agent);
+}
- return -EINPROGRESS;
+int connman_agent_unregister(const char *sender, const char *path)
+{
+ DBG("sender %s path %s", sender, path);
+
+ if (!g_hash_table_remove(agent_hash, sender))
+ return -ESRCH;
+
+ return 0;
}
int __connman_agent_init(void)
DBG("");
connection = connman_dbus_get_connection();
- if (connection == NULL)
- return -1;
+ if (!connection)
+ return -EINVAL;
+
+ agent_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
+ NULL, agent_destroy);
+ if (!agent_hash)
+ return -ENOMEM;
return 0;
}
void __connman_agent_cleanup(void)
{
- DBusMessage *message;
-
DBG("");
- if (connection == NULL)
+ if (!connection)
return;
- if (agent_watch > 0)
- g_dbus_remove_watch(connection, agent_watch);
-
- if (agent_path == NULL)
- return;
-
- message = dbus_message_new_method_call(agent_sender, agent_path,
- CONNMAN_AGENT_INTERFACE, "Release");
- if (message == NULL)
- return;
-
- dbus_message_set_no_reply(message, TRUE);
-
- g_dbus_send_message(connection, message);
+ g_hash_table_destroy(agent_hash);
- agent_free();
+ release_driver();
dbus_connection_unref(connection);
+ connection = NULL;
}