connection.c revision e3fa86b54a0bdc6a8eaf5def43b1947ddef59c85
196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington/* -*- mode: C; c-file-style: "gnu" -*- */ 296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington/* connection.c Client connections 396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * Copyright (C) 2003 Red Hat, Inc. 596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 643605a6f4e78a8c28afb4b1e924dff0301e0e95cHavoc Pennington * Licensed under the Academic Free License version 2.1 796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * This program is free software; you can redistribute it and/or modify 996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * it under the terms of the GNU General Public License as published by 1096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * the Free Software Foundation; either version 2 of the License, or 1196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * (at your option) any later version. 1296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 1396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * This program is distributed in the hope that it will be useful, 1496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * but WITHOUT ANY WARRANTY; without even the implied warranty of 1596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 1696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * GNU General Public License for more details. 1796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 1896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * You should have received a copy of the GNU General Public License 1996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * along with this program; if not, write to the Free Software 2096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 2196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington * 2296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington */ 2396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington#include "connection.h" 2439dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson#include "dispatch.h" 25a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington#include "policy.h" 2696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington#include "services.h" 2729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington#include "utils.h" 28a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington#include "signals.h" 2940751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington#include "expirelist.h" 301e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington#include "selinux.h" 3196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington#include <dbus/dbus-list.h> 32983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington#include <dbus/dbus-hash.h> 331820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington#include <dbus/dbus-timeout.h> 3496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 3529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void bus_connection_remove_transactions (DBusConnection *connection); 3629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 374097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Penningtontypedef struct 384097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington{ 394097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington BusExpireItem expire_item; 404097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington 414097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington DBusConnection *will_get_reply; 424097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington DBusConnection *will_send_reply; 434097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington 444097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington dbus_uint32_t reply_serial; 454097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington 464097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington} BusPendingReply; 474097e94af3d2fb1eb865343e3f76ca3949e7c69bHavoc Pennington 486ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonstruct BusConnections 496ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 506ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington int refcount; 51983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *completed; /**< List of all completed connections */ 52983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington int n_completed; /**< Length of completed list */ 53983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *incomplete; /**< List of all not-yet-active connections */ 54983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington int n_incomplete; /**< Length of incomplete list */ 556ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusContext *context; 56983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusHashTable *completed_by_user; /**< Number of completed connections for each UID */ 571820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington DBusTimeout *expire_timeout; /**< Timeout for expiring incomplete connections. */ 58d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington int stamp; /**< Incrementing number */ 5964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusExpireList *pending_replies; /**< List of pending replies */ 606ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington}; 616ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 626843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Penningtonstatic dbus_int32_t connection_data_slot = -1; 6396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 6496a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtontypedef struct 6596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 666ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnections *connections; 67983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *link_in_connection_list; 6829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection; 6996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington DBusList *services_owned; 70b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington int n_services_owned; 71a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington DBusList *match_rules; 72a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington int n_match_rules; 73aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson char *name; 7429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *transaction_messages; /**< Stuff we need to send as part of a transaction */ 7529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *oom_message; 7629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusPreallocatedSend *oom_preallocated; 77bc983ecf15455f49e7a92d038c93e181ae2cb438Havoc Pennington BusClientPolicy *policy; 781820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 791e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington BusSELinuxID *selinux_id; 801e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 811820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington long connection_tv_sec; /**< Time when we connected (seconds component) */ 821820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington long connection_tv_usec; /**< Time when we connected (microsec component) */ 83a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington int stamp; /**< connections->stamp last time we were traversed */ 8496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} BusConnectionData; 8596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 86bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Penningtonstatic dbus_bool_t bus_pending_reply_expired (BusExpireList *list, 87bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington DBusList *link, 88bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington void *data); 8964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 9064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void bus_connection_drop_pending_replies (BusConnections *connections, 9164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *connection); 9264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 931820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonstatic dbus_bool_t expire_incomplete_timeout (void *data); 941820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 9596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington#define BUS_CONNECTION_DATA(connection) (dbus_connection_get_data ((connection), connection_data_slot)) 9696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 97df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Penningtonstatic DBusLoop* 981b08036103a70159e7a67b2349306710edcd6654Havoc Penningtonconnection_get_loop (DBusConnection *connection) 991b08036103a70159e7a67b2349306710edcd6654Havoc Pennington{ 1001b08036103a70159e7a67b2349306710edcd6654Havoc Pennington BusConnectionData *d; 1011b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 1021b08036103a70159e7a67b2349306710edcd6654Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1031b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 1041b08036103a70159e7a67b2349306710edcd6654Havoc Pennington return bus_context_get_loop (d->connections->context); 1051b08036103a70159e7a67b2349306710edcd6654Havoc Pennington} 1061b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 107983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 108983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic int 109983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonget_connections_for_uid (BusConnections *connections, 110983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_uid_t uid) 111983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 112983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *val; 113983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington int current_count; 114983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 115983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* val is NULL is 0 when it isn't in the hash yet */ 116983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 117983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington val = _dbus_hash_table_lookup_ulong (connections->completed_by_user, 118983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid); 119983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 120983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington current_count = _DBUS_POINTER_TO_INT (val); 121983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 122983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return current_count; 123983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 124983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 125983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic dbus_bool_t 126983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonadjust_connections_for_uid (BusConnections *connections, 127983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_uid_t uid, 128983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington int adjustment) 129983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 130983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington int current_count; 131983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 132983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington current_count = get_connections_for_uid (connections, uid); 133983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 134983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_verbose ("Adjusting connection count for UID " DBUS_UID_FORMAT 135983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington ": was %d adjustment %d making %d\n", 136983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, current_count, adjustment, current_count + adjustment); 137983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 138983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (current_count >= 0); 139983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 140983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington current_count += adjustment; 141983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 142983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (current_count >= 0); 143983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 144983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (current_count == 0) 145983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 146983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_hash_table_remove_ulong (connections->completed_by_user, uid); 147983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 148983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 149983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington else 150983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 151983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_bool_t retval; 152983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 153983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington retval = _dbus_hash_table_insert_ulong (connections->completed_by_user, 154983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, _DBUS_INT_TO_POINTER (current_count)); 155983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 156983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* only positive adjustment can fail as otherwise 157983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * a hash entry should already exist 158983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 159983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (adjustment > 0 || 160983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington (adjustment <= 0 && retval)); 161983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 162983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return retval; 163983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 164983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 165983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 166fe4018941190f8bf020e4a8ed2999c212e0e113dAlexander Larssonvoid 16729560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_disconnected (DBusConnection *connection) 16896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 16996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 17096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusService *service; 171a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusMatchmaker *matchmaker; 172a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 17396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d = BUS_CONNECTION_DATA (connection); 174d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_assert (d != NULL); 17596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 176d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("%s disconnected, dropping all service ownership and releasing\n", 177d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington d->name ? d->name : "(inactive)"); 178a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 179a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington /* Delete our match rules */ 180a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington if (d->n_match_rules > 0) 181a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington { 182a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington matchmaker = bus_context_get_matchmaker (d->connections->context); 183a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington bus_matchmaker_disconnected (matchmaker, connection); 184a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington } 185d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 18629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* Drop any service ownership. FIXME Unfortunately, this requires 18729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * memory allocation and there doesn't seem to be a good way to 18829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * handle it other than sleeping; we can't "fail" the operation of 18929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * disconnecting a client, and preallocating a broadcast "service is 19029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * now gone" message for every client-service pair seems kind of 1911820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * involved. Probably we need to do that though. 19229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 193ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington while ((service = _dbus_list_get_last (&d->services_owned))) 194ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 195ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington BusTransaction *transaction; 196ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington DBusError error; 197ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 198ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington retry: 199ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 200ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_error_init (&error); 201ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 202e3fa86b54a0bdc6a8eaf5def43b1947ddef59c85Havoc Pennington while ((transaction = bus_transaction_new (d->connections->context)) == NULL) 203e3fa86b54a0bdc6a8eaf5def43b1947ddef59c85Havoc Pennington _dbus_wait_for_memory (); 204ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 205ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!bus_service_remove_owner (service, connection, 206ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington transaction, &error)) 207ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 2086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _DBUS_ASSERT_ERROR_IS_SET (&error); 2096be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 210ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY)) 211ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 212ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_error_free (&error); 213ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_transaction_cancel_and_free (transaction); 214df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_wait_for_memory (); 215ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto retry; 216ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 217ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington else 2186be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington { 2196be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_verbose ("Failed to remove service owner: %s %s\n", 2206be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington error.name, error.message); 2216be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_assert_not_reached ("Removing service owner failed for non-memory-related reason"); 2226be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington } 223ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 224ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 225ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_transaction_execute_and_free (transaction); 226ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 22796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 22839dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson bus_dispatch_remove_connection (connection); 229aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 23096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington /* no more watching */ 2313bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_watch_functions (connection, 232f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, NULL, NULL, 2333bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 2343bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 2353bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington _dbus_assert_not_reached ("setting watch functions to NULL failed"); 2363bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 2373bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_timeout_functions (connection, 238f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, NULL, NULL, 2393bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 2403bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 2413bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington _dbus_assert_not_reached ("setting timeout functions to NULL failed"); 2423bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 24344fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 24444fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL, NULL); 2457caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 2467caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 2477caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL, NULL, NULL); 24844fff656885ac32e319feb98fd0d06680d602977Havoc Pennington 24929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington bus_connection_remove_transactions (connection); 2506ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 251983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list != NULL) 252983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 253983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->name != NULL) 254983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 255983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 256983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 257983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_remove_link (&d->connections->completed, d->link_in_connection_list); 258983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = NULL; 259983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_completed -= 1; 2606ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 261983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 262983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 263983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!adjust_connections_for_uid (d->connections, 264983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, -1)) 265983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert_not_reached ("adjusting downward should never fail"); 266983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 267983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 268983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington else 269983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 270983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_remove_link (&d->connections->incomplete, d->link_in_connection_list); 271983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = NULL; 272983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_incomplete -= 1; 273983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 274983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 275983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_incomplete >= 0); 276983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_completed >= 0); 277983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 27864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 27964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_connection_drop_pending_replies (d->connections, connection); 280983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 2816ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington /* frees "d" as side effect */ 28296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_connection_set_data (connection, 28396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington connection_data_slot, 28496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington NULL, NULL); 28564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 28696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_connection_unref (connection); 28796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 28896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 289b4a1100f4f81534e2aac0141afda750f318223d4Havoc Penningtonstatic dbus_bool_t 29096a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonconnection_watch_callback (DBusWatch *watch, 29196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington unsigned int condition, 29296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington void *data) 29396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 2943df260c07102745c5606c313af862558f105f83eHavoc Pennington /* FIXME this can be done in dbus-mainloop.c 295ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington * if the code in activation.c for the babysitter 296ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington * watch handler is fixed. 297ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington */ 2983df260c07102745c5606c313af862558f105f83eHavoc Pennington 29951781f541094a4936d47119cd62682e0431c41e9Havoc Pennington#if 0 30051781f541094a4936d47119cd62682e0431c41e9Havoc Pennington _dbus_verbose ("Calling handle_watch\n"); 30151781f541094a4936d47119cd62682e0431c41e9Havoc Pennington#endif 3023df260c07102745c5606c313af862558f105f83eHavoc Pennington return dbus_watch_handle (watch, condition); 30396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 30496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 3053bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic dbus_bool_t 30696a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonadd_connection_watch (DBusWatch *watch, 3071b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 30896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 3091b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3101b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 311df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington return _dbus_loop_add_watch (connection_get_loop (connection), 312df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington watch, connection_watch_callback, connection, 313df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington NULL); 31496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 31596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 31696a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonstatic void 31796a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonremove_connection_watch (DBusWatch *watch, 3181b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 31996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 3201b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3211b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 322df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_loop_remove_watch (connection_get_loop (connection), 323df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington watch, connection_watch_callback, connection); 32496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 32596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 32696a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonstatic void 3273bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonconnection_timeout_callback (DBusTimeout *timeout, 3283bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington void *data) 3293bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3303df260c07102745c5606c313af862558f105f83eHavoc Pennington /* DBusConnection *connection = data; */ 3314c95a9782c65f88e2904c44abeb734a1b00f6353Havoc Pennington 332b4a1100f4f81534e2aac0141afda750f318223d4Havoc Pennington /* can return FALSE on OOM but we just let it fire again later */ 3333bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington dbus_timeout_handle (timeout); 3343bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3353bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3363bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic dbus_bool_t 3373bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonadd_connection_timeout (DBusTimeout *timeout, 3381b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 3393bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3401b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3411b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 342df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington return _dbus_loop_add_timeout (connection_get_loop (connection), 343df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington timeout, connection_timeout_callback, connection, NULL); 3443bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3453bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3463bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic void 3473bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonremove_connection_timeout (DBusTimeout *timeout, 3481b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 3493bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3501b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3511b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 352df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_loop_remove_timeout (connection_get_loop (connection), 353df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington timeout, connection_timeout_callback, connection); 3543bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3553bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3567caf646fdf595946eb28202e2df3f847d28c7151Havoc Penningtonstatic void 3577caf646fdf595946eb28202e2df3f847d28c7151Havoc Penningtondispatch_status_function (DBusConnection *connection, 3587caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington DBusDispatchStatus new_status, 3597caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington void *data) 3607caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington{ 3617caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington DBusLoop *loop = data; 3627caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 3637caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (new_status != DBUS_DISPATCH_COMPLETE) 3647caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 3657caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington while (!_dbus_loop_queue_dispatch (loop, connection)) 3667caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington _dbus_wait_for_memory (); 3677caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 3687caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington} 3697caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 370a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonstatic dbus_bool_t 371a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonallow_user_function (DBusConnection *connection, 372a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington unsigned long uid, 373a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington void *data) 374a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 375a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 376a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 377a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 378a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 379a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 380a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 381a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return bus_context_allow_user (d->connections->context, uid); 382a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 383a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 3843bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic void 38596a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonfree_connection_data (void *data) 38696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 38796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d = data; 38896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 38996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington /* services_owned should be NULL since we should be disconnected */ 39096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d->services_owned == NULL); 391b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d->n_services_owned == 0); 39229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* similarly */ 39329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d->transaction_messages == NULL); 394aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 39529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_preallocated) 39629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (d->connection, d->oom_preallocated); 397f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington 39829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_message) 39929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (d->oom_message); 400a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 401a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington if (d->policy) 402bc983ecf15455f49e7a92d038c93e181ae2cb438Havoc Pennington bus_client_policy_unref (d->policy); 4031e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 4041e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (d->selinux_id) 4051e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington bus_selinux_id_unref (d->selinux_id); 406a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 407aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson dbus_free (d->name); 40896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 40996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_free (d); 41096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 41196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4121820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonstatic void 4131820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtoncall_timeout_callback (DBusTimeout *timeout, 4141820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington void *data) 4151820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 4161820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* can return FALSE on OOM but we just let it fire again later */ 4171820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington dbus_timeout_handle (timeout); 4181820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 4191820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4206ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 4216ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_new (BusContext *context) 42296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 4236ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnections *connections; 42496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4256843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington if (!dbus_connection_allocate_data_slot (&connection_data_slot)) 4261820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_0; 42796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4286ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections = dbus_new0 (BusConnections, 1); 4296ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington if (connections == NULL) 4301820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_1; 431983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 432983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connections->completed_by_user = _dbus_hash_table_new (DBUS_HASH_ULONG, 433983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington NULL, NULL); 434983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->completed_by_user == NULL) 4351820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_2; 4361820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4371820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout = _dbus_timeout_new (100, /* irrelevant */ 4381820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington expire_incomplete_timeout, 4391820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections, NULL); 4401820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington if (connections->expire_timeout == NULL) 4411820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_3; 4421820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4431820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_set_enabled (connections->expire_timeout, FALSE); 4441820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 44564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington connections->pending_replies = bus_expire_list_new (bus_context_get_loop (context), 44664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_context_get_reply_timeout (context), 44764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_pending_reply_expired, 44864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington connections); 44964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (connections->pending_replies == NULL) 45064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto failed_4; 45164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 4521820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington if (!_dbus_loop_add_timeout (bus_context_get_loop (context), 4531820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout, 4541820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington call_timeout_callback, NULL, NULL)) 45564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto failed_5; 4566ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4576ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount = 1; 4586ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->context = context; 4596ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4606ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return connections; 4611820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 46264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington failed_5: 46364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_list_free (connections->pending_replies); 4641820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_4: 4651820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_unref (connections->expire_timeout); 4661820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_3: 4671820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_hash_table_unref (connections->completed_by_user); 4681820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_2: 4691820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington dbus_free (connections); 4701820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_1: 4716843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington dbus_connection_free_data_slot (&connection_data_slot); 4721820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_0: 4731820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington return NULL; 4746ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 4756ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4769f1a60dbba69844c0a04b3dd86280352736187ceMikael HallendalBusConnections * 4776ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_ref (BusConnections *connections) 4786ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 4796ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (connections->refcount > 0); 4806ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount += 1; 4819f1a60dbba69844c0a04b3dd86280352736187ceMikael Hallendal 4829f1a60dbba69844c0a04b3dd86280352736187ceMikael Hallendal return connections; 4836ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 4846ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4856ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonvoid 4866ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_unref (BusConnections *connections) 4876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 4886ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (connections->refcount > 0); 4896ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount -= 1; 4906ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington if (connections->refcount == 0) 4916ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington { 492983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* drop all incomplete */ 493983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (connections->incomplete != NULL) 494ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 495ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington DBusConnection *connection; 496ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 497983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connection = connections->incomplete->data; 498ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 499ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_ref (connection); 50011fd3b965f9c8dc062913d82d6a2cf73b6ba0bdaJohn (J dbus_connection_close (connection); 501ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_connection_disconnected (connection); 502ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_unref (connection); 503ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 504983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 505983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->n_incomplete == 0); 5066ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 507983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* drop all real connections */ 508983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (connections->completed != NULL) 509983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 510983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection; 511983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 512983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connection = connections->completed->data; 513983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 514983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_connection_ref (connection); 51511fd3b965f9c8dc062913d82d6a2cf73b6ba0bdaJohn (J dbus_connection_close (connection); 516983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_connection_disconnected (connection); 51764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_connection_unref (connection); 518983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 519983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 520983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->n_completed == 0); 521983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 52264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_list_free (connections->pending_replies); 52364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 5241820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_loop_remove_timeout (bus_context_get_loop (connections->context), 5251820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout, 5261820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington call_timeout_callback, NULL); 5271820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 5281820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_unref (connections->expire_timeout); 5291820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 530983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_hash_table_unref (connections->completed_by_user); 5316ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 532f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington dbus_free (connections); 533f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington 5346843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington dbus_connection_free_data_slot (&connection_data_slot); 5356ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington } 53696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 53796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 53896a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtondbus_bool_t 5396ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_setup_connection (BusConnections *connections, 5406ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington DBusConnection *connection) 54196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 54296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 543ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_bool_t retval; 5441e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington DBusError error; 545ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 5461b9a4589f6836641ded324b7b5d003c5cbfb0b78Anders Carlsson d = dbus_new0 (BusConnectionData, 1); 5471b9a4589f6836641ded324b7b5d003c5cbfb0b78Anders Carlsson 54896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington if (d == NULL) 54996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 55029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 5516ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d->connections = connections; 55229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->connection = connection; 553d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 5541820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_get_current_time (&d->connection_tv_sec, 5551820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington &d->connection_tv_usec); 5561820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 557f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington _dbus_assert (connection_data_slot >= 0); 55896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 55996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington if (!dbus_connection_set_data (connection, 56096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington connection_data_slot, 56196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d, free_connection_data)) 56296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington { 56396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_free (d); 56496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 56596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington } 566ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 567ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington retval = FALSE; 5681e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 5691e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington dbus_error_init (&error); 5701e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d->selinux_id = bus_selinux_init_connection_id (connection, 5711e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington &error); 5721e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (dbus_error_is_set (&error)) 5731e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington { 5741e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington /* This is a bit bogus because we pretend all errors 5751e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * are OOM; this is done because we know that in bus.c 5761e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * an OOM error disconnects the connection, which is 5771e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * the same thing we want on any other error. 5781e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington */ 5791e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington dbus_error_free (&error); 5801e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington goto out; 5811e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington } 58296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 5833bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_watch_functions (connection, 5841b08036103a70159e7a67b2349306710edcd6654Havoc Pennington add_connection_watch, 5851b08036103a70159e7a67b2349306710edcd6654Havoc Pennington remove_connection_watch, 586f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, 5873bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 5883bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 589ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 5903bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 5913bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_timeout_functions (connection, 5921b08036103a70159e7a67b2349306710edcd6654Havoc Pennington add_connection_timeout, 5931b08036103a70159e7a67b2349306710edcd6654Havoc Pennington remove_connection_timeout, 594f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, 5953bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, NULL)) 596ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 597983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 59844fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 59944fff656885ac32e319feb98fd0d06680d602977Havoc Pennington allow_user_function, 60044fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL); 6017caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 6027caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 6037caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dispatch_status_function, 6047caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington bus_context_get_loop (connections->context), 6057caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL); 606983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 607983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = _dbus_list_alloc_link (connection); 608983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list == NULL) 609983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington goto out; 61096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 61139dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson /* Setup the connection with the dispatcher */ 61239dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson if (!bus_dispatch_add_connection (connection)) 613ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 6147caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 6157caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (dbus_connection_get_dispatch_status (connection) != DBUS_DISPATCH_COMPLETE) 6167caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 6177caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (!_dbus_loop_queue_dispatch (bus_context_get_loop (connections->context), connection)) 6187caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 6197caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington bus_dispatch_remove_connection (connection); 6207caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington goto out; 6217caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 6227caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 623983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 624983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_append_link (&connections->incomplete, d->link_in_connection_list); 625983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connections->n_incomplete += 1; 626ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 6273bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington dbus_connection_ref (connection); 628983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 629983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Note that we might disconnect ourselves here, but it only takes 6301820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * effect on return to the main loop. We call this to free up 6311820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * expired connections if possible, and to queue the timeout for our 6321820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * own expiration. 6331820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington */ 6341820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington bus_connections_expire_incomplete (connections); 6351820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 6361820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* And we might also disconnect ourselves here, but again it 6371820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * only takes effect on return to main loop. 638983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 639983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->n_incomplete > 640983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_incomplete_connections (connections->context)) 641983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 642983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_verbose ("Number of incomplete connections exceeds max, dropping oldest one\n"); 643983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 644983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->incomplete != NULL); 645983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Disconnect the oldest unauthenticated connection. FIXME 646983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * would it be more secure to drop a *random* connection? This 647983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * algorithm seems to mean that if someone can create new 648983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * connections quickly enough, they can keep anyone else from 649983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * completing authentication. But random may or may not really 650983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * help with that, a more elaborate solution might be required. 651983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 65211fd3b965f9c8dc062913d82d6a2cf73b6ba0bdaJohn (J dbus_connection_close (connections->incomplete->data); 653983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 654983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 655ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington retval = TRUE; 656ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 657ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington out: 658ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!retval) 6591e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington { 6601e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (d->selinux_id) 6611e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington bus_selinux_id_unref (d->selinux_id); 6621e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d->selinux_id = NULL; 6631e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 664ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!dbus_connection_set_watch_functions (connection, 665ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL, NULL, NULL, 666ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington connection, 667ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL)) 668ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_assert_not_reached ("setting watch functions to NULL failed"); 669ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 670ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!dbus_connection_set_timeout_functions (connection, 671ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL, NULL, NULL, 672ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington connection, 673ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL)) 674ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_assert_not_reached ("setting timeout functions to NULL failed"); 67544fff656885ac32e319feb98fd0d06680d602977Havoc Pennington 67644fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 67744fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL, NULL); 6781b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 6797caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 6807caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL, NULL, NULL); 681983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 682983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list != NULL) 683983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 684983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->link_in_connection_list->next == NULL); 685983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->link_in_connection_list->prev == NULL); 686983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_free_link (d->link_in_connection_list); 687d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington d->link_in_connection_list = NULL; 688983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 689d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 690d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington if (!dbus_connection_set_data (connection, 691d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington connection_data_slot, 692d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington NULL, NULL)) 693d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington _dbus_assert_not_reached ("failed to set connection data to null"); 694d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 695d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington /* "d" has now been freed */ 696ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 697aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 698ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington return retval; 69996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 70096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 7011820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonvoid 7021820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonbus_connections_expire_incomplete (BusConnections *connections) 7031820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 7041820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington int next_interval; 7051820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7061820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington next_interval = -1; 7071820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 708b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington if (connections->incomplete != NULL) 7091820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington { 710b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington long tv_sec, tv_usec; 711b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusList *link; 712b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington int auth_timeout; 7131820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 714b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_get_current_time (&tv_sec, &tv_usec); 715b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington auth_timeout = bus_context_get_auth_timeout (connections->context); 716b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 717b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington link = _dbus_list_get_first_link (&connections->incomplete); 718b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington while (link != NULL) 719b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 720b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->incomplete, link); 721b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusConnection *connection; 722b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington BusConnectionData *d; 723b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington double elapsed; 7241820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 725b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington connection = link->data; 7261820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 727b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d = BUS_CONNECTION_DATA (connection); 7281820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 729b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d != NULL); 730b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 73140751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington elapsed = ELAPSED_MILLISECONDS_SINCE (d->connection_tv_sec, 73240751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington d->connection_tv_usec, 73340751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington tv_sec, tv_usec); 7341820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 735b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington if (elapsed >= (double) auth_timeout) 736b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 737b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Timing out authentication for connection %p\n", connection); 73811fd3b965f9c8dc062913d82d6a2cf73b6ba0bdaJohn (J dbus_connection_close (connection); 739b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 740b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington else 741b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 742b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington /* We can end the loop, since the connections are in oldest-first order */ 743b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington next_interval = ((double)auth_timeout) - elapsed; 744b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Connection %p authentication expires in %d milliseconds\n", 745b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington connection, next_interval); 7461820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 747b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington break; 748b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 7491820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 750b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington link = next; 751b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 7521820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington } 7531820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 75440751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington bus_expire_timeout_set_interval (connections->expire_timeout, 75540751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington next_interval); 7561820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 7571820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7581820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonstatic dbus_bool_t 7591820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonexpire_incomplete_timeout (void *data) 7601820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 7611820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington BusConnections *connections = data; 7621820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 763b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Running %s\n", _DBUS_FUNCTION_NAME); 764b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 7651820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* note that this may remove the timeout */ 7661820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington bus_connections_expire_incomplete (connections); 7671820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7681820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington return TRUE; 7691820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 7701820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 771a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtondbus_bool_t 7727c022a80c9b8c5b085514ea49f983c0489e945abHavoc Penningtonbus_connection_get_groups (DBusConnection *connection, 7737c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long **groups, 774e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington int *n_groups, 775e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington DBusError *error) 776a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 777a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 7787c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long uid; 7797c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington DBusUserDatabase *user_database; 7807c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington 781a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 782a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 783a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 784a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 7857c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington user_database = bus_context_get_user_database (d->connections->context); 7867c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington 787a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington *groups = NULL; 788a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington *n_groups = 0; 789a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 7907c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 791a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 7927c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington if (!_dbus_user_database_get_groups (user_database, 7937c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington uid, groups, n_groups, 794e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error)) 795a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 796e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 7977c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington _dbus_verbose ("Did not get any groups for UID %lu\n", 7987c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington uid); 7997c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return FALSE; 8007c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington } 8017c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington else 8027c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington { 8037c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington _dbus_verbose ("Got %d groups for UID %lu\n", 8047c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington *n_groups, uid); 8057c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; 806a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 807a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 8087c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington else 8097c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; /* successfully got 0 groups */ 810a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 811a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 812a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtondbus_bool_t 813a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonbus_connection_is_in_group (DBusConnection *connection, 814a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington unsigned long gid) 815a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 816a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington int i; 8177c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long *group_ids; 818a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington int n_group_ids; 819a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 820e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington if (!bus_connection_get_groups (connection, &group_ids, &n_group_ids, 821e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington NULL)) 822a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return FALSE; 823a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 824a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington i = 0; 825a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington while (i < n_group_ids) 826a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 827a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington if (group_ids[i] == gid) 8287c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington { 8297c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington dbus_free (group_ids); 8307c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; 8317c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington } 832a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington ++i; 833a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 834a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 8357c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington dbus_free (group_ids); 836a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return FALSE; 837a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 838a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 839bc983ecf15455f49e7a92d038c93e181ae2cb438Havoc PenningtonBusClientPolicy* 840e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Penningtonbus_connection_get_policy (DBusConnection *connection) 841a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 842a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 843a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 844a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 845a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 846a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 847e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_assert (d->policy != NULL); 848b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 849a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return d->policy; 850a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 8516ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 852983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic dbus_bool_t 853983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonforeach_active (BusConnections *connections, 854983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 855983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 856983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 857983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *link; 858983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 859983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = _dbus_list_get_first_link (&connections->completed); 860983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (link != NULL) 861983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 862983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection = link->data; 863983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->completed, link); 864983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 865983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!(* function) (connection, data)) 866983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 867983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 868983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = next; 869983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 870983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 871983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 872983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 873983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 874983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic dbus_bool_t 875983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonforeach_inactive (BusConnections *connections, 876983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 877983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 878983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 879983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *link; 880983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 881983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = _dbus_list_get_first_link (&connections->incomplete); 882983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (link != NULL) 883983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 884983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection = link->data; 885983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->incomplete, link); 886983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 887983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!(* function) (connection, data)) 888983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 889983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 890983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = next; 891983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 892983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 893983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 894983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 895983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 896983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington/** 897983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * Calls function on each active connection; if the function returns 898983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * #FALSE, stops iterating. Active connections are authenticated 899983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * and have sent a Hello message. 900983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * 901983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param connections the connections object 902983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param function the function 903983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param data data to pass to it as a second arg 904983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 905983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonvoid 906983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonbus_connections_foreach_active (BusConnections *connections, 907983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 908983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 909983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 910983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington foreach_active (connections, function, data); 911983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 912983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 9136ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington/** 9146ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * Calls function on each connection; if the function returns 9156ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * #FALSE, stops iterating. 9166ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * 9176ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param connections the connections object 9186ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param function the function 9196ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param data data to pass to it as a second arg 9206ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington */ 9216ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonvoid 9226ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_foreach (BusConnections *connections, 9236ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionForeachFunction function, 924983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 9256ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 926983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!foreach_active (connections, function, data)) 927983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return; 9286ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 929983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington foreach_inactive (connections, function, data); 9306ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9316ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9326ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 9336ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_get_context (BusConnections *connections) 9346ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9356ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return connections->context; 9366ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9376ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 938a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington/* 939a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * This is used to avoid covering the same connection twice when 940a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * traversing connections. Note that it assumes we will 941a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * bus_connection_mark_stamp() each connection at least once per 942a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * INT_MAX increments of the global stamp, or wraparound would break 943a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * things. 944a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington */ 945a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 946a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connections_increment_stamp (BusConnections *connections) 947a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 948a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington connections->stamp += 1; 949a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 950a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 951a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington/* Mark connection with current stamp, return TRUE if it 952a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * didn't already have that stamp 953a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington */ 954a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtondbus_bool_t 955a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_mark_stamp (DBusConnection *connection) 956a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 957a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 958a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 959a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 960a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 961a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 962a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 963a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington if (d->stamp == d->connections->stamp) 964a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return FALSE; 965a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington else 966a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington { 967a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->stamp = d->connections->stamp; 968a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return TRUE; 969a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington } 970a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 971a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 9726ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 9736ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_context (DBusConnection *connection) 9746ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9756ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 9766ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9776ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 9786ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9796ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 9806ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9816ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return d->connections->context; 9826ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9836ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9846ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 9856ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_connections (DBusConnection *connection) 9866ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 9886ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9896ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 9906ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9916ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 9926ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9936ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return d->connections; 9946ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9956ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9966ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusRegistry* 9976ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_registry (DBusConnection *connection) 9986ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9996ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 10006ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10016ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10026ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10036ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 10046ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10056ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_registry (d->connections->context); 10066ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 10076ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10086ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusActivation* 10096ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_activation (DBusConnection *connection) 10106ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 10116ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 10126ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10136ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10146ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10156ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 10166ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10176ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_activation (d->connections->context); 10186ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 10196ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 1020a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc PenningtonBusMatchmaker* 1021a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_get_matchmaker (DBusConnection *connection) 1022a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1023a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1024a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1025a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1026a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1027a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1028a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1029a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return bus_context_get_matchmaker (d->connections->context); 1030a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1031a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 10321e9b185b0c274ef0d684b1e43418388225321e72Havoc PenningtonBusSELinuxID* 10331e9b185b0c274ef0d684b1e43418388225321e72Havoc Penningtonbus_connection_get_selinux_id (DBusConnection *connection) 10341e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington{ 10351e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington BusConnectionData *d; 10361e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10371e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10381e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10391e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington _dbus_assert (d != NULL); 10401e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10411e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington return d->selinux_id; 10421e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington} 10431e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 104429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington/** 104529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * Checks whether the connection is registered with the message bus. 104629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * 104729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * @param connection the connection 104829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * @returns #TRUE if we're an active message bus participant 104929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 105029560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 105129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_is_active (DBusConnection *connection) 105229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 105329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 105429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 105529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 105629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 105729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return d != NULL && d->name != NULL; 105829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 105929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 106029560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 106129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_preallocate_oom_error (DBusConnection *connection) 106229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 106329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *message; 106429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusPreallocatedSend *preallocated; 106529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 106629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 106729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 106829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 106929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 107029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_preallocated != NULL) 107229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 107329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington preallocated = dbus_connection_preallocate_send (connection); 107529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (preallocated == NULL) 107629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 107729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1078b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington message = dbus_message_new (DBUS_MESSAGE_TYPE_ERROR); 1079b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington 108029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (message == NULL) 108129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 108229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 108329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 108429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 108529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1086b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington /* d->name may be NULL, but that is OK */ 108795717a938b237d12211935f6a7467ef610288fe5Havoc Pennington if (!dbus_message_set_error_name (message, DBUS_ERROR_NO_MEMORY) || 1088b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington !dbus_message_set_destination (message, d->name) || 1089b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington !dbus_message_set_sender (message, 1090248895207dc15914ac7970a6d1431308075dca1dColin Walters DBUS_SERVICE_DBUS)) 1091056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington { 1092056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 1093056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington dbus_message_unref (message); 1094056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington return FALSE; 1095056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington } 1096f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington 109729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* set reply serial to placeholder value just so space is already allocated 109829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * for it. 109929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 110029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_message_set_reply_serial (message, 14)) 110129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 110229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 110329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (message); 110429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 110529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 110629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 110729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message = message; 110829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_preallocated = preallocated; 110929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 111129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 111229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 111429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_send_oom_error (DBusConnection *connection, 111529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *in_reply_to) 111629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 111729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 111829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 112029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 112129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 112229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d->oom_message != NULL); 112329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 112429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* should always succeed since we set it to a placeholder earlier */ 112529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_message_set_reply_serial (d->oom_message, 112629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_get_serial (in_reply_to))) 112729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert_not_reached ("Failed to set reply serial for preallocated oom message"); 112829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1129056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (d->oom_message) != NULL); 1130056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 113129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_send_preallocated (connection, d->oom_preallocated, 113229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message, NULL); 113329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 113429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (d->oom_message); 113529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message = NULL; 113629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_preallocated = NULL; 113729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 113829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 11396be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonvoid 1140a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_add_match_rule_link (DBusConnection *connection, 1141a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington DBusList *link) 1142a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1143a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1144a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1145a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1146a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1147a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1148a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_list_append_link (&d->match_rules, link); 1149a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1150a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->n_match_rules += 1; 1151a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1152a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1153a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtondbus_bool_t 1154a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_add_match_rule (DBusConnection *connection, 1155a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusMatchRule *rule) 1156a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1157a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington DBusList *link; 1158a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1159a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington link = _dbus_list_alloc_link (rule); 1160a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1161a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington if (link == NULL) 1162a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return FALSE; 1163a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1164a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington bus_connection_add_match_rule_link (connection, link); 1165a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1166a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return TRUE; 1167a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1168a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1169a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 1170a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_remove_match_rule (DBusConnection *connection, 1171a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusMatchRule *rule) 1172a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1173a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1174a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1175a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1176a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1177a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1178a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_list_remove_last (&d->match_rules, rule); 1179a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1180a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->n_match_rules -= 1; 1181a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d->n_match_rules >= 0); 1182a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1183a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1184a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonint 1185a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_get_n_match_rules (DBusConnection *connection) 1186a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1187a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1188a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1189a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1190a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1191a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1192a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return d->n_match_rules; 1193a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1194a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1195a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 11966be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_connection_add_owned_service_link (DBusConnection *connection, 11976be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *link) 119896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 119996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 120096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 120196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d = BUS_CONNECTION_DATA (connection); 120296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d != NULL); 120396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 12046be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_append_link (&d->services_owned, link); 1205b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1206b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d->n_services_owned += 1; 12076be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 12086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12096be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtondbus_bool_t 12106be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_connection_add_owned_service (DBusConnection *connection, 12116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusService *service) 12126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 12136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *link; 12146be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12156be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington link = _dbus_list_alloc_link (service); 12166be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12176be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (link == NULL) 121896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 121996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 12206be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington bus_connection_add_owned_service_link (connection, link); 12216be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 122296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return TRUE; 122396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 122496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 122596a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonvoid 122696a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonbus_connection_remove_owned_service (DBusConnection *connection, 122796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusService *service) 122896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 122996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 123096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 123196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d = BUS_CONNECTION_DATA (connection); 123296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d != NULL); 123396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 123496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_list_remove_last (&d->services_owned, service); 1235b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1236b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d->n_services_owned -= 1; 1237b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d->n_services_owned >= 0); 1238b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington} 1239b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1240b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Penningtonint 1241b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Penningtonbus_connection_get_n_services_owned (DBusConnection *connection) 1242b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington{ 1243b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington BusConnectionData *d; 1244b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1245b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1246b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d != NULL); 1247b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1248b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington return d->n_services_owned; 124996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 1250aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1251aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssondbus_bool_t 1252e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Penningtonbus_connection_complete (DBusConnection *connection, 1253e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington const DBusString *name, 1254e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington DBusError *error) 1255aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson{ 1256aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson BusConnectionData *d; 1257983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 1258aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1259aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson d = BUS_CONNECTION_DATA (connection); 1260aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d != NULL); 1261aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d->name == NULL); 1262e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_assert (d->policy == NULL); 1263a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1264a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (!bus_connection_is_active (connection)); 1265983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1266fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington if (!_dbus_string_copy_data (name, &d->name)) 1267e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington { 1268e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington BUS_SET_OOM (error); 1269e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington return FALSE; 1270e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington } 1271aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1272fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington _dbus_assert (d->name != NULL); 1273fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington 1274d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("Name %s assigned to %p\n", d->name, connection); 1275983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1276e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington d->policy = bus_context_create_client_policy (d->connections->context, 1277e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington connection, 1278e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error); 1279e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1280e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington /* we may have a NULL policy on OOM or error getting list of 1281e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington * groups for a user. In the latter case we don't handle it so 1282e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington * well currently, as it will just keep failing over and over. 1283e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington */ 1284e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1285e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington if (d->policy == NULL) 1286e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington { 1287e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_verbose ("Failed to create security policy for connection %p\n", 1288e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington connection); 1289e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 1290e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington dbus_free (d->name); 1291e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington d->name = NULL; 1292e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington return FALSE; 1293e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington } 1294e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1295983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 1296983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1297983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!adjust_connections_for_uid (d->connections, 1298983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, 1)) 1299983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1300e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington BUS_SET_OOM (error); 1301983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_free (d->name); 1302983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->name = NULL; 1303983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1304983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1305983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1306983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1307983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Now the connection is active, move it between lists */ 1308983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_unlink (&d->connections->incomplete, 1309983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list); 1310983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_incomplete -= 1; 1311983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_append_link (&d->connections->completed, 1312983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list); 1313983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_completed += 1; 1314983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1315983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_incomplete >= 0); 1316983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_completed > 0); 1317b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1318b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington /* See if we can remove the timeout */ 1319b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington bus_connections_expire_incomplete (d->connections); 1320a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1321a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (bus_connection_is_active (connection)); 1322d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 1323aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson return TRUE; 1324aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson} 1325aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1326aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssonconst char * 1327aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssonbus_connection_get_name (DBusConnection *connection) 1328aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson{ 1329aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson BusConnectionData *d; 1330aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1331aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson d = BUS_CONNECTION_DATA (connection); 1332aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d != NULL); 1333aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1334aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson return d->name; 1335aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson} 1336a16e83f45d33ae5f3bd5966416c57c8ad4448ae8Anders Carlsson 1337983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington/** 1338983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * Check whether completing the passed-in connection would 1339983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * exceed limits, and if so set error and return #FALSE 1340983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 1341983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtondbus_bool_t 1342983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonbus_connections_check_limits (BusConnections *connections, 1343983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *requesting_completion, 1344983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusError *error) 1345983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 1346983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionData *d; 1347983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 1348983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1349983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d = BUS_CONNECTION_DATA (requesting_completion); 1350983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d != NULL); 1351983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1352983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->name == NULL); 1353983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1354983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->n_completed >= 1355983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_completed_connections (connections->context)) 1356983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1357983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1358983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington "The maximum number of active connections has been reached"); 1359983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1360983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1361983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1362983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (requesting_completion, &uid)) 1363983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1364983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (get_connections_for_uid (connections, uid) >= 1365983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_connections_per_user (connections->context)) 1366983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1367983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1368983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington "The maximum number of active connections for UID %lu has been reached", 1369983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid); 1370983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1371983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1372983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1373983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1374983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 1375983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 1376983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1377d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Penningtonstatic void 1378d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Penningtonbus_pending_reply_free (BusPendingReply *pending) 1379d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington{ 1380d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Freeing pending reply %p, replier %p receiver %p serial %u\n", 1381d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1382d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1383d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1384d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1385d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1386d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington dbus_free (pending); 1387d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington} 1388d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 138964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic dbus_bool_t 139064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_pending_reply_send_no_reply (BusConnections *connections, 139164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 139264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending) 139364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 139464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *message; 139564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessageIter iter; 139664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_bool_t retval; 13979c3d566e95c9080f6040c64531b0ccae22bd5d74Havoc Pennington const char *errmsg; 139864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 139964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington retval = FALSE; 140064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington message = dbus_message_new (DBUS_MESSAGE_TYPE_ERROR); 140264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (message == NULL) 140364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 140464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_message_set_no_reply (message, TRUE); 140664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!dbus_message_set_reply_serial (message, 140864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->reply_serial)) 140964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 141064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 141164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!dbus_message_set_error_name (message, 141264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBUS_ERROR_NO_REPLY)) 141364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 14149c3d566e95c9080f6040c64531b0ccae22bd5d74Havoc Pennington 14159c3d566e95c9080f6040c64531b0ccae22bd5d74Havoc Pennington errmsg = "Message did not receive a reply (timeout by message bus)"; 141631988af4089f3793940417535f8eabaae1ac26c8Havoc Pennington dbus_message_iter_init_append (message, &iter); 14179c3d566e95c9080f6040c64531b0ccae22bd5d74Havoc Pennington if (!dbus_message_iter_append_basic (&iter, DBUS_TYPE_STRING, &errmsg)) 141864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 141964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_send_from_driver (transaction, pending->will_get_reply, 142164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington message)) 142264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 142364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington retval = TRUE; 142564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington out: 142764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_message_unref (message); 142864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return retval; 142964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 143064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1431bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Penningtonstatic dbus_bool_t 143264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_pending_reply_expired (BusExpireList *list, 143364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link, 143464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington void *data) 143564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 143664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = link->data; 143764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections = data; 143864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction; 143964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 144064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* No reply is forthcoming. So nuke it if we can. If not, 144164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * leave it in the list to try expiring again later when we 144264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * get more memory. 144364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 1444d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1445d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Expiring pending reply %p, replier %p receiver %p serial %u\n", 1446d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1447d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1448d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1449d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1450d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 145164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington transaction = bus_transaction_new (connections->context); 145264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (transaction == NULL) 1453bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return FALSE; 145464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1455d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington if (!bus_pending_reply_send_no_reply (connections, 1456d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington transaction, 1457d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending)) 145864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 145964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_transaction_cancel_and_free (transaction); 1460bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return FALSE; 146164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 1462d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1463d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_list_remove_link (&connections->pending_replies->items, 1464d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link); 1465d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 146664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_transaction_execute_and_free (transaction); 1467bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington 1468bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return TRUE; 146964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 147064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 147164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 147264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connection_drop_pending_replies (BusConnections *connections, 147364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *connection) 147464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 147564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* The DBusConnection is almost 100% finalized here, so you can't 147664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * do anything with it except check for pointer equality 147764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 147864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 1479d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1480d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Dropping pending replies that involve connection %p\n", 1481d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington connection); 148264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 148364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 148464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 148564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 148664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *next; 148764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 148864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 148964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington next = _dbus_list_get_next_link (&connections->pending_replies->items, 149064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 149164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = link->data; 149264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 149364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->will_get_reply == connection) 149464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 149564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* We don't need to track this pending reply anymore */ 149664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1497d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Dropping pending reply %p, replier %p receiver %p serial %u\n", 1498d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1499d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1500d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1501d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1502d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 150364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_remove_link (&connections->pending_replies->items, 150464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 1505d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 150664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 150764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington else if (pending->will_send_reply == connection) 150864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 150964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* The reply isn't going to be sent, so set things 151064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * up so it will be expired right away 151164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 1512d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Will expire pending reply %p, replier %p receiver %p serial %u\n", 1513d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1514d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1515d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1516d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1517d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 151864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply = NULL; 151964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->expire_item.added_tv_sec = 0; 152064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->expire_item.added_tv_usec = 0; 152164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 152264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_timeout_set_interval (connections->pending_replies->timeout, 152364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 0); 152464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 152564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 152664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = next; 152764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 152864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 152964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtontypedef struct 153264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 153364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 153464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections; 153564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} CancelPendingReplyData; 153664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 153864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_pending_reply (void *data) 153964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 154064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *d = data; 154164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1542d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1543d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 154464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!_dbus_list_remove (&d->connections->pending_replies->items, 154564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->pending)) 154664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert_not_reached ("pending reply did not exist to be cancelled"); 154764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1548d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (d->pending); /* since it's been cancelled */ 154964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 155064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 155164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 155264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_pending_reply_data_free (void *data) 155364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 155464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *d = data; 155564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1556d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1557d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 155864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* d->pending should be either freed or still 155964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * in the list of pending replies (owned by someone 156064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * else) 156164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 156264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 156364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (d); 156464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 156564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 156664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington/* 156764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * Record that a reply is allowed; return TRUE on success. 156864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 156964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtondbus_bool_t 157064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connections_expect_reply (BusConnections *connections, 157164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 157264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *will_get_reply, 157364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *will_send_reply, 157464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *reply_to_this, 157564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusError *error) 157664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 157764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 157864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_uint32_t reply_serial; 157964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 158064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *cprd; 1581df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg int count; 158264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 158364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (will_get_reply != NULL); 158464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (will_send_reply != NULL); 158564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (reply_to_this != NULL); 158664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 158764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (dbus_message_get_no_reply (reply_to_this)) 158864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; /* we won't allow a reply, since client doesn't care for one. */ 158964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 15903251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington reply_serial = dbus_message_get_serial (reply_to_this); 159164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 159264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 1593df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg count = 0; 159464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 159564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 159664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = link->data; 159764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 159864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->reply_serial == reply_serial && 159964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_get_reply == will_get_reply && 160064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply == will_send_reply) 160164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 160264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_set_error (error, DBUS_ERROR_ACCESS_DENIED, 160364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington "Message has the same reply serial as a currently-outstanding existing method call"); 160464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 160564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 160664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 160764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_next_link (&connections->pending_replies->items, 160864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 1609df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg ++count; 161064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 161164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1612df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg if (count >= 1613df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg bus_context_get_max_replies_per_connection (connections->context)) 1614df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg { 1615df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1616df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg "The maximum number of pending replies per connection has been reached"); 1617df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg return FALSE; 1618df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg } 1619df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg 162064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = dbus_new0 (BusPendingReply, 1); 162164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending == NULL) 162264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 162364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 162464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 162564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 162664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1627d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington#ifdef DBUS_ENABLE_VERBOSE_MODE 1628d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington /* so we can see a not-yet-added pending reply */ 1629d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->expire_item.added_tv_sec = 1; 1630d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->expire_item.added_tv_usec = 1; 1631d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington#endif 1632d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1633d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply = will_get_reply; 1634d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply = will_send_reply; 1635d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial = reply_serial; 1636d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 163764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd = dbus_new0 (CancelPendingReplyData, 1); 163864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (cprd == NULL) 163964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 164064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 1641d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 164264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 164364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 164464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 164564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!_dbus_list_prepend (&connections->pending_replies->items, 164664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending)) 164764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 164864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 164964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 1650d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 165164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 165264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 165364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 165464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_add_cancel_hook (transaction, 165564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_pending_reply, 165664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd, 165764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_pending_reply_data_free)) 165864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 165964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 166064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_remove (&connections->pending_replies->items, pending); 166164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 1662d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 166364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 166464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 166564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 166664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->pending = pending; 166764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->connections = connections; 166864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 166964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_get_current_time (&pending->expire_item.added_tv_sec, 167064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington &pending->expire_item.added_tv_usec); 167164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1672d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Added pending reply %p, replier %p receiver %p serial %u\n", 1673d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1674d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1675d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1676d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1677d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 167864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; 167964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 168064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 168164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtontypedef struct 168264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 168364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 168464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections; 168564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} CheckPendingReplyData; 168664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 168764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 168864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_check_pending_reply (void *data) 168964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 169064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *d = data; 169164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1692d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1693d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 169464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_prepend_link (&d->connections->pending_replies->items, 169564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->link); 169664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->link = NULL; 169764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 169864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 169964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 170064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncheck_pending_reply_data_free (void *data) 170164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 170264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *d = data; 170364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1704d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1705d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 170664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (d->link != NULL) 170764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 170864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = d->link->data; 1709d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1710d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_assert (_dbus_list_find_last (&d->connections->pending_replies->items, 1711d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending) == NULL); 1712d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1713d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 171464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_free_link (d->link); 171564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 171664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 171764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (d); 171864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 171964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 172064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington/* 172164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * Check whether a reply is allowed, remove BusPendingReply 172264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * if so, return TRUE if so. 172364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 172464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtondbus_bool_t 172564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connections_check_reply (BusConnections *connections, 172664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 172764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *sending_reply, 172864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *receiving_reply, 172964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *reply, 173064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusError *error) 173164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 173264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *cprd; 173364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 173464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_uint32_t reply_serial; 173564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 173664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (sending_reply != NULL); 173764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (receiving_reply != NULL); 173864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 173964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington reply_serial = dbus_message_get_reply_serial (reply); 174064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 174164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 174264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 174364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 174464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = link->data; 174564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 174664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->reply_serial == reply_serial && 174764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_get_reply == receiving_reply && 174864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply == sending_reply) 174964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 1750d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Found pending reply with serial %u\n", reply_serial); 175164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington break; 175264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 175364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 175464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_next_link (&connections->pending_replies->items, 175564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 175664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 175764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 175864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (link == NULL) 175964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 17603251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington _dbus_verbose ("No pending reply expected\n"); 17613251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington 176264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 176364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 176464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 176564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd = dbus_new0 (CheckPendingReplyData, 1); 176664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (cprd == NULL) 176764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 176864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 176964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 177064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 177164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 177264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_add_cancel_hook (transaction, 177364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_check_pending_reply, 177464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd, 177564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington check_pending_reply_data_free)) 177664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 177764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 177864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 177964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 178064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 178164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 178264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->link = link; 178364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->connections = connections; 178464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1785d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_list_unlink (&connections->pending_replies->items, 1786d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link); 1787d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1788d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_assert (_dbus_list_find_last (&connections->pending_replies->items, 1789d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link->data) == NULL); 179064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 179164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; 179264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 1793983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 17943df260c07102745c5606c313af862558f105f83eHavoc Pennington/* 17956be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * Transactions 17966be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * 17976be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * Note that this is fairly fragile; in particular, don't try to use 17986be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * one transaction across any main loop iterations. 17996be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington */ 18006be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 180129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtontypedef struct 180229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 180329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction; 180429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *message; 180529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusPreallocatedSend *preallocated; 180629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} MessageToSend; 180729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtontypedef struct 18096be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18106be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusTransactionCancelFunction cancel_function; 18116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusFreeFunction free_data_function; 18126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data; 18136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} CancelHook; 18146be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 181529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstruct BusTransaction 181629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 181729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *connections; 18186ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusContext *context; 18196be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *cancel_hooks; 182029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington}; 182129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 182229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 182329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonmessage_to_send_free (DBusConnection *connection, 182429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send) 182529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 182629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->message) 182729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (to_send->message); 182829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 182929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->preallocated) 183029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, to_send->preallocated); 183129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 183229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (to_send); 183329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 183429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18356be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18366be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtoncancel_hook_cancel (void *element, 18376be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data) 18386be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18396be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch = element; 18406be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18416be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_verbose ("Running transaction cancel hook\n"); 18426be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18436be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch->cancel_function) 18446be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington (* ch->cancel_function) (ch->data); 18456be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18466be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18476be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18486be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtoncancel_hook_free (void *element, 18496be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data) 18506be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18516be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch = element; 18526be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18536be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch->free_data_function) 18546be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington (* ch->free_data_function) (ch->data); 18556be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18566be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington dbus_free (ch); 18576be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18586be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18596be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18606be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonfree_cancel_hooks (BusTransaction *transaction) 18616be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18626be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_foreach (&transaction->cancel_hooks, 18636be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington cancel_hook_free, NULL); 18646be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18656be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_clear (&transaction->cancel_hooks); 18666be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18676be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 186829560adcc79a259a0be3511c056ee7453aa26c04Havoc PenningtonBusTransaction* 18696ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_new (BusContext *context) 187029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 187129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction; 187229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 187329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington transaction = dbus_new0 (BusTransaction, 1); 187429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (transaction == NULL) 187529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return NULL; 187629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18776ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington transaction->context = context; 18786ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 187929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return transaction; 188029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 188129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18826ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 18836ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_get_context (BusTransaction *transaction) 18846ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 18856ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return transaction->context; 18866ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 18876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 18886ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 18896ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_get_connections (BusTransaction *transaction) 18906ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 18916ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_connections (transaction->context); 18926ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 18936ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 189429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 1895777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtonbus_transaction_send_from_driver (BusTransaction *transaction, 1896777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusConnection *connection, 1897777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusMessage *message) 1898777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington{ 1899777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington /* We have to set the sender to the driver, and have 1900777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * to check security policy since it was not done in 1901777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * dispatch.c 1902777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington */ 190395717a938b237d12211935f6a7467ef610288fe5Havoc Pennington _dbus_verbose ("Sending %s %s %s from driver\n", 190495717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) ? 190595717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) : "(no interface)", 190695717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) ? 190795717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) : "(no member)", 190895717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) ? 190995717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) : "(no error name)"); 191095717a938b237d12211935f6a7467ef610288fe5Havoc Pennington 1911248895207dc15914ac7970a6d1431308075dca1dColin Walters if (!dbus_message_set_sender (message, DBUS_SERVICE_DBUS)) 1912777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return FALSE; 1913777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1914eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington if (bus_connection_is_active (connection)) 1915eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington { 1916eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington if (!dbus_message_set_destination (message, 1917eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington bus_connection_get_name (connection))) 1918eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington return FALSE; 1919eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington } 1920eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington 19213251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington /* bus driver never wants a reply */ 19223251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington dbus_message_set_no_reply (message, TRUE); 19233251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington 1924777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington /* If security policy doesn't allow the message, we silently 1925777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * eat it; the driver doesn't care about getting a reply. 1926777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington */ 1927777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington if (!bus_context_check_security_policy (bus_transaction_get_context (transaction), 192864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington transaction, 1929a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington NULL, connection, connection, message, NULL)) 1930777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return TRUE; 1931777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1932777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return bus_transaction_send (transaction, connection, message); 1933777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington} 1934777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1935777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtondbus_bool_t 1936777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtonbus_transaction_send (BusTransaction *transaction, 1937777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusConnection *connection, 1938777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusMessage *message) 193929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 194029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send; 194129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 194229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 194329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 194495717a938b237d12211935f6a7467ef610288fe5Havoc Pennington _dbus_verbose (" trying to add %s interface=%s member=%s error=%s to transaction%s\n", 1945b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington dbus_message_get_type (message) == DBUS_MESSAGE_TYPE_ERROR ? "error" : 1946dac0a1f8933889fd94fed7fecdcc4ec6fb3a3fb0Havoc Pennington dbus_message_get_reply_serial (message) != 0 ? "reply" : 194751781f541094a4936d47119cd62682e0431c41e9Havoc Pennington "message", 194895717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) ? 194995717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) : "(unset)", 195095717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) ? 195195717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) : "(unset)", 195295717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) ? 195395717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) : "(unset)", 1954ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_get_is_connected (connection) ? 1955ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington "" : " (disconnected)"); 1956056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 1957056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (message) != NULL); 1958f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington 195929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_connection_get_is_connected (connection)) 196029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; /* silently ignore disconnected connections */ 196129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 196229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 196329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 196429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 196529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send = dbus_new (MessageToSend, 1); 196629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send == NULL) 196729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 196829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 196929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 197029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 197129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->preallocated = dbus_connection_preallocate_send (connection); 197229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->preallocated == NULL) 197329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 197429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (to_send); 197529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 197629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 197729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 197829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_ref (message); 197929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->message = message; 198029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->transaction = transaction; 198129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1982d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("about to prepend message\n"); 1983d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 198429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!_dbus_list_prepend (&d->transaction_messages, to_send)) 198529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 198629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 198729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 198829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 1989d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 1990d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("prepended message\n"); 199129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 199229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* See if we already had this connection in the list 199329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * for this transaction. If we have a pending message, 199429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * then we should already be in transaction->connections 199529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 199629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_first_link (&d->transaction_messages); 199729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (link->data == to_send); 199829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_next_link (&d->transaction_messages, link); 199929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 200029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 200129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 200229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *next = _dbus_list_get_next_link (&d->transaction_messages, link); 200329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 200429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 200529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington break; 200629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 200729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = next; 200829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 200929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 201029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (link == NULL) 201129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 201229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!_dbus_list_prepend (&transaction->connections, connection)) 201329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 201429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&d->transaction_messages, to_send); 201529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 201629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 201729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 201829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 201929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 202029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 202129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 202229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 202329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 202429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonconnection_cancel_transaction (DBusConnection *connection, 202529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction) 202629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 202729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 202829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 202929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 203029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 203129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 203229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 203329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_first_link (&d->transaction_messages); 203429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 203529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 203629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 203729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *next = _dbus_list_get_next_link (&d->transaction_messages, link); 203829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 203929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 204029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 204129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove_link (&d->transaction_messages, 204229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link); 204329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 204429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, m); 204529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 204629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 204729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = next; 204829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 204929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 205029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 205129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 205229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_cancel_and_free (BusTransaction *transaction) 205329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 205429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection; 2055ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 2056ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_verbose ("TRANSACTION: cancelled\n"); 205729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 205829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((connection = _dbus_list_pop_first (&transaction->connections))) 205929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection_cancel_transaction (connection, transaction); 206029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 206129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (transaction->connections == NULL); 206229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 20636be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_foreach (&transaction->cancel_hooks, 20646be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington cancel_hook_cancel, NULL); 20656be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 20666be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington free_cancel_hooks (transaction); 20676be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 206829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (transaction); 206929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 207029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 207129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 207229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonconnection_execute_transaction (DBusConnection *connection, 207329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction) 207429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 207529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 207629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 207729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 207829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 207929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 208029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 208129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* Send the queue in order (FIFO) */ 208229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_last_link (&d->transaction_messages); 208329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 208429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 208529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 208629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *prev = _dbus_list_get_prev_link (&d->transaction_messages, link); 208729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 208829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 208929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 209029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove_link (&d->transaction_messages, 209129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link); 209229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2093056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (m->message) != NULL); 2094056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 209529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_send_preallocated (connection, 209629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->preallocated, 209729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->message, 209829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington NULL); 209929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->preallocated = NULL; /* so we don't double-free it */ 210129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, m); 210329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 210429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = prev; 210629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 210729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 210829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210929560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 211029560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_execute_and_free (BusTransaction *transaction) 211129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 211229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* For each connection in transaction->connections 211329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * send the messages 211429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 211529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection; 2116ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 2117ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_verbose ("TRANSACTION: executing\n"); 211829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 211929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((connection = _dbus_list_pop_first (&transaction->connections))) 212029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection_execute_transaction (connection, transaction); 212129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 212229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (transaction->connections == NULL); 212329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 21246be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington free_cancel_hooks (transaction); 21256be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 212629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (transaction); 212729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 212829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 212929560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 213029560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_remove_transactions (DBusConnection *connection) 213129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 213229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send; 213329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 213429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 213529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 213629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 213729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 213829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((to_send = _dbus_list_get_first (&d->transaction_messages))) 213929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 214029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* only has an effect for the first MessageToSend listing this transaction */ 214129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&to_send->transaction->connections, 214229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection); 214329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 214429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&d->transaction_messages, to_send); 214529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 214629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 214729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 214829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 214929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington/** 215029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * Converts the DBusError to a message reply 215129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 215229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 215329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_send_error_reply (BusTransaction *transaction, 215429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection, 215529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington const DBusError *error, 215629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *in_reply_to) 215729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 215829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *reply; 215990ed1d84588a84697051e643175452c50d682eceHavoc Pennington 216029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (error != NULL); 216129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 216268a3c593b9e77b33614726363c7b6fd85d113021Havoc Pennington 2163e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_verbose ("Sending error reply %s \"%s\"\n", 2164e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error->name, error->message); 2165e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 2166b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington reply = dbus_message_new_error (in_reply_to, 2167b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington error->name, 2168b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington error->message); 216929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (reply == NULL) 217029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 217129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2172777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington if (!bus_transaction_send_from_driver (transaction, connection, reply)) 217329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 217429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (reply); 217529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 217629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 217729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2178e55fd2c6706e41f6933e1656ac3da7527ee2514fHavoc Pennington dbus_message_unref (reply); 2179e55fd2c6706e41f6933e1656ac3da7527ee2514fHavoc Pennington 218029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 2181a16e83f45d33ae5f3bd5966416c57c8ad4448ae8Anders Carlsson} 21826be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 21836be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtondbus_bool_t 21846be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_transaction_add_cancel_hook (BusTransaction *transaction, 21856be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusTransactionCancelFunction cancel_function, 21866be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data, 21876be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusFreeFunction free_data_function) 21886be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 21896be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch; 21906be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 21916be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch = dbus_new (CancelHook, 1); 21926be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch == NULL) 21936be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return FALSE; 2194d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 2195d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose (" adding cancel hook function = %p data = %p\n", 2196d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington cancel_function, data); 21976be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 21986be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->cancel_function = cancel_function; 21996be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->data = data; 22006be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->free_data_function = free_data_function; 22016be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 22026be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington /* It's important that the hooks get run in reverse order that they 22036be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * were added 22046be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington */ 22056be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (!_dbus_list_prepend (&transaction->cancel_hooks, ch)) 22066be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington { 22076be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington dbus_free (ch); 22086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return FALSE; 22096be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington } 22106be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 22116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return TRUE; 22126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 2213