connection.c revision 43605a6f4e78a8c28afb4b1e924dff0301e0e95c
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 202ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington transaction = NULL; 203ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington while (transaction == NULL) 204ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 205ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington transaction = bus_transaction_new (d->connections->context); 206df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_wait_for_memory (); 207ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 208ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 209ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!bus_service_remove_owner (service, connection, 210ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington transaction, &error)) 211ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 2126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _DBUS_ASSERT_ERROR_IS_SET (&error); 2136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 214ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (dbus_error_has_name (&error, DBUS_ERROR_NO_MEMORY)) 215ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 216ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_error_free (&error); 217ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_transaction_cancel_and_free (transaction); 218df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_wait_for_memory (); 219ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto retry; 220ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 221ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington else 2226be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington { 2236be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_verbose ("Failed to remove service owner: %s %s\n", 2246be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington error.name, error.message); 2256be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_assert_not_reached ("Removing service owner failed for non-memory-related reason"); 2266be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington } 227ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 228ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 229ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_transaction_execute_and_free (transaction); 230ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 23196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 23239dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson bus_dispatch_remove_connection (connection); 233aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 23496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington /* no more watching */ 2353bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_watch_functions (connection, 236f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, NULL, NULL, 2373bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 2383bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 2393bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington _dbus_assert_not_reached ("setting watch functions to NULL failed"); 2403bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 2413bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_timeout_functions (connection, 242f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, NULL, NULL, 2433bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 2443bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 2453bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington _dbus_assert_not_reached ("setting timeout functions to NULL failed"); 2463bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 24744fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 24844fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL, NULL); 2497caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 2507caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 2517caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL, NULL, NULL); 25244fff656885ac32e319feb98fd0d06680d602977Havoc Pennington 25329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington bus_connection_remove_transactions (connection); 2546ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 255983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list != NULL) 256983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 257983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->name != NULL) 258983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 259983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 260983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 261983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_remove_link (&d->connections->completed, d->link_in_connection_list); 262983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = NULL; 263983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_completed -= 1; 2646ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 265983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 266983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 267983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!adjust_connections_for_uid (d->connections, 268983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, -1)) 269983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert_not_reached ("adjusting downward should never fail"); 270983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 271983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 272983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington else 273983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 274983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_remove_link (&d->connections->incomplete, d->link_in_connection_list); 275983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = NULL; 276983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_incomplete -= 1; 277983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 278983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 279983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_incomplete >= 0); 280983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_completed >= 0); 281983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 28264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 28364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_connection_drop_pending_replies (d->connections, connection); 284983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 2856ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington /* frees "d" as side effect */ 28696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_connection_set_data (connection, 28796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington connection_data_slot, 28896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington NULL, NULL); 28964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 29096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_connection_unref (connection); 29196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 29296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 293b4a1100f4f81534e2aac0141afda750f318223d4Havoc Penningtonstatic dbus_bool_t 29496a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonconnection_watch_callback (DBusWatch *watch, 29596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington unsigned int condition, 29696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington void *data) 29796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 2983df260c07102745c5606c313af862558f105f83eHavoc Pennington /* FIXME this can be done in dbus-mainloop.c 299ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington * if the code in activation.c for the babysitter 300ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington * watch handler is fixed. 301ab10ae902d8aa7c2b98fd080a7458127b1b8e648Havoc Pennington */ 3023df260c07102745c5606c313af862558f105f83eHavoc Pennington 30351781f541094a4936d47119cd62682e0431c41e9Havoc Pennington#if 0 30451781f541094a4936d47119cd62682e0431c41e9Havoc Pennington _dbus_verbose ("Calling handle_watch\n"); 30551781f541094a4936d47119cd62682e0431c41e9Havoc Pennington#endif 3063df260c07102745c5606c313af862558f105f83eHavoc Pennington return dbus_watch_handle (watch, condition); 30796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 30896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 3093bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic dbus_bool_t 31096a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonadd_connection_watch (DBusWatch *watch, 3111b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 31296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 3131b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3141b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 315df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington return _dbus_loop_add_watch (connection_get_loop (connection), 316df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington watch, connection_watch_callback, connection, 317df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington NULL); 31896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 31996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 32096a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonstatic void 32196a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonremove_connection_watch (DBusWatch *watch, 3221b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 32396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 3241b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3251b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 326df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_loop_remove_watch (connection_get_loop (connection), 327df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington watch, connection_watch_callback, connection); 32896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 32996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 33096a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonstatic void 3313bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonconnection_timeout_callback (DBusTimeout *timeout, 3323bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington void *data) 3333bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3343df260c07102745c5606c313af862558f105f83eHavoc Pennington /* DBusConnection *connection = data; */ 3354c95a9782c65f88e2904c44abeb734a1b00f6353Havoc Pennington 336b4a1100f4f81534e2aac0141afda750f318223d4Havoc Pennington /* can return FALSE on OOM but we just let it fire again later */ 3373bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington dbus_timeout_handle (timeout); 3383bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3393bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3403bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic dbus_bool_t 3413bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonadd_connection_timeout (DBusTimeout *timeout, 3421b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 3433bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3441b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3451b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 346df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington return _dbus_loop_add_timeout (connection_get_loop (connection), 347df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington timeout, connection_timeout_callback, connection, NULL); 3483bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3493bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3503bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic void 3513bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonremove_connection_timeout (DBusTimeout *timeout, 3521b08036103a70159e7a67b2349306710edcd6654Havoc Pennington void *data) 3533bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington{ 3541b08036103a70159e7a67b2349306710edcd6654Havoc Pennington DBusConnection *connection = data; 3551b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 356df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington _dbus_loop_remove_timeout (connection_get_loop (connection), 357df008ef97deacd5bb00ac335e5d8671798fa09ddHavoc Pennington timeout, connection_timeout_callback, connection); 3583bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington} 3593bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 3607caf646fdf595946eb28202e2df3f847d28c7151Havoc Penningtonstatic void 3617caf646fdf595946eb28202e2df3f847d28c7151Havoc Penningtondispatch_status_function (DBusConnection *connection, 3627caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington DBusDispatchStatus new_status, 3637caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington void *data) 3647caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington{ 3657caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington DBusLoop *loop = data; 3667caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 3677caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (new_status != DBUS_DISPATCH_COMPLETE) 3687caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 3697caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington while (!_dbus_loop_queue_dispatch (loop, connection)) 3707caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington _dbus_wait_for_memory (); 3717caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 3727caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington} 3737caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 374a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonstatic dbus_bool_t 375a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonallow_user_function (DBusConnection *connection, 376a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington unsigned long uid, 377a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington void *data) 378a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 379a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 380a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 381a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 382a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 383a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 384a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 385a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return bus_context_allow_user (d->connections->context, uid); 386a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 387a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 3883bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Penningtonstatic void 38996a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonfree_connection_data (void *data) 39096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 39196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d = data; 39296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 39396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington /* services_owned should be NULL since we should be disconnected */ 39496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d->services_owned == NULL); 395b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d->n_services_owned == 0); 39629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* similarly */ 39729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d->transaction_messages == NULL); 398aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 39929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_preallocated) 40029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (d->connection, d->oom_preallocated); 401f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington 40229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_message) 40329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (d->oom_message); 404a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 405a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington if (d->policy) 406bc983ecf15455f49e7a92d038c93e181ae2cb438Havoc Pennington bus_client_policy_unref (d->policy); 4071e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 4081e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (d->selinux_id) 4091e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington bus_selinux_id_unref (d->selinux_id); 410a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 411aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson dbus_free (d->name); 41296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 41396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_free (d); 41496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 41596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4161820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonstatic void 4171820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtoncall_timeout_callback (DBusTimeout *timeout, 4181820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington void *data) 4191820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 4201820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* can return FALSE on OOM but we just let it fire again later */ 4211820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington dbus_timeout_handle (timeout); 4221820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 4231820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4246ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 4256ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_new (BusContext *context) 42696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 4276ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnections *connections; 42896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4296843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington if (!dbus_connection_allocate_data_slot (&connection_data_slot)) 4301820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_0; 43196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 4326ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections = dbus_new0 (BusConnections, 1); 4336ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington if (connections == NULL) 4341820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_1; 435983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 436983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connections->completed_by_user = _dbus_hash_table_new (DBUS_HASH_ULONG, 437983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington NULL, NULL); 438983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->completed_by_user == NULL) 4391820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_2; 4401820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4411820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout = _dbus_timeout_new (100, /* irrelevant */ 4421820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington expire_incomplete_timeout, 4431820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections, NULL); 4441820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington if (connections->expire_timeout == NULL) 4451820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington goto failed_3; 4461820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 4471820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_set_enabled (connections->expire_timeout, FALSE); 4481820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 44964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington connections->pending_replies = bus_expire_list_new (bus_context_get_loop (context), 45064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_context_get_reply_timeout (context), 45164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_pending_reply_expired, 45264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington connections); 45364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (connections->pending_replies == NULL) 45464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto failed_4; 45564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 4561820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington if (!_dbus_loop_add_timeout (bus_context_get_loop (context), 4571820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout, 4581820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington call_timeout_callback, NULL, NULL)) 45964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto failed_5; 4606ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4616ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount = 1; 4626ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->context = context; 4636ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4646ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return connections; 4651820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 46664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington failed_5: 46764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_list_free (connections->pending_replies); 4681820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_4: 4691820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_unref (connections->expire_timeout); 4701820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_3: 4711820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_hash_table_unref (connections->completed_by_user); 4721820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_2: 4731820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington dbus_free (connections); 4741820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_1: 4756843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington dbus_connection_free_data_slot (&connection_data_slot); 4761820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington failed_0: 4771820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington return NULL; 4786ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 4796ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4809f1a60dbba69844c0a04b3dd86280352736187ceMikael HallendalBusConnections * 4816ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_ref (BusConnections *connections) 4826ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 4836ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (connections->refcount > 0); 4846ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount += 1; 4859f1a60dbba69844c0a04b3dd86280352736187ceMikael Hallendal 4869f1a60dbba69844c0a04b3dd86280352736187ceMikael Hallendal return connections; 4876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 4886ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 4896ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonvoid 4906ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_unref (BusConnections *connections) 4916ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 4926ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (connections->refcount > 0); 4936ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington connections->refcount -= 1; 4946ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington if (connections->refcount == 0) 4956ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington { 496983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* drop all incomplete */ 497983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (connections->incomplete != NULL) 498ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington { 499ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington DBusConnection *connection; 500ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 501983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connection = connections->incomplete->data; 502ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 503ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_ref (connection); 504ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_disconnect (connection); 505ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington bus_connection_disconnected (connection); 506ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_unref (connection); 507ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 508983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 509983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->n_incomplete == 0); 5106ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 511983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* drop all real connections */ 512983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (connections->completed != NULL) 513983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 514983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection; 515983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 516983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connection = connections->completed->data; 517983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 518983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_connection_ref (connection); 519983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_connection_disconnect (connection); 520983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_connection_disconnected (connection); 52164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_connection_unref (connection); 522983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 523983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 524983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->n_completed == 0); 525983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 52664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_list_free (connections->pending_replies); 52764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 5281820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_loop_remove_timeout (bus_context_get_loop (connections->context), 5291820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington connections->expire_timeout, 5301820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington call_timeout_callback, NULL); 5311820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 5321820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_timeout_unref (connections->expire_timeout); 5331820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 534983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_hash_table_unref (connections->completed_by_user); 5356ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 536f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington dbus_free (connections); 537f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington 5386843ad31769c088ca259020fd9ea8dfb3a51f68eHavoc Pennington dbus_connection_free_data_slot (&connection_data_slot); 5396ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington } 54096a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 54196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 54296a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtondbus_bool_t 5436ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_setup_connection (BusConnections *connections, 5446ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington DBusConnection *connection) 54596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 54696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 547ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_bool_t retval; 5481e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington DBusError error; 549ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 5501b9a4589f6836641ded324b7b5d003c5cbfb0b78Anders Carlsson d = dbus_new0 (BusConnectionData, 1); 5511b9a4589f6836641ded324b7b5d003c5cbfb0b78Anders Carlsson 55296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington if (d == NULL) 55396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 55429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 5556ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d->connections = connections; 55629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->connection = connection; 557d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 5581820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington _dbus_get_current_time (&d->connection_tv_sec, 5591820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington &d->connection_tv_usec); 5601820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 561f7c24715b5489b28b47499eb252b941b735fa1bcHavoc Pennington _dbus_assert (connection_data_slot >= 0); 56296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 56396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington if (!dbus_connection_set_data (connection, 56496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington connection_data_slot, 56596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d, free_connection_data)) 56696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington { 56796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington dbus_free (d); 56896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 56996a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington } 570ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 571ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington retval = FALSE; 5721e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 5731e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington dbus_error_init (&error); 5741e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d->selinux_id = bus_selinux_init_connection_id (connection, 5751e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington &error); 5761e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (dbus_error_is_set (&error)) 5771e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington { 5781e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington /* This is a bit bogus because we pretend all errors 5791e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * are OOM; this is done because we know that in bus.c 5801e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * an OOM error disconnects the connection, which is 5811e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington * the same thing we want on any other error. 5821e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington */ 5831e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington dbus_error_free (&error); 5841e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington goto out; 5851e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington } 58696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 5873bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_watch_functions (connection, 5881b08036103a70159e7a67b2349306710edcd6654Havoc Pennington add_connection_watch, 5891b08036103a70159e7a67b2349306710edcd6654Havoc Pennington remove_connection_watch, 590f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, 5913bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, 5923bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington NULL)) 593ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 5943bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington 5953bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington if (!dbus_connection_set_timeout_functions (connection, 5961b08036103a70159e7a67b2349306710edcd6654Havoc Pennington add_connection_timeout, 5971b08036103a70159e7a67b2349306710edcd6654Havoc Pennington remove_connection_timeout, 598f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington NULL, 5993bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington connection, NULL)) 600ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 601983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 60244fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 60344fff656885ac32e319feb98fd0d06680d602977Havoc Pennington allow_user_function, 60444fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL); 6057caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 6067caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 6077caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dispatch_status_function, 6087caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington bus_context_get_loop (connections->context), 6097caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL); 610983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 611983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list = _dbus_list_alloc_link (connection); 612983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list == NULL) 613983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington goto out; 61496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 61539dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson /* Setup the connection with the dispatcher */ 61639dd1fcee640b4a5a9abb453a9ccd5b7e099ba1cAnders Carlsson if (!bus_dispatch_add_connection (connection)) 617ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington goto out; 6187caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington 6197caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (dbus_connection_get_dispatch_status (connection) != DBUS_DISPATCH_COMPLETE) 6207caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 6217caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington if (!_dbus_loop_queue_dispatch (bus_context_get_loop (connections->context), connection)) 6227caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington { 6237caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington bus_dispatch_remove_connection (connection); 6247caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington goto out; 6257caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 6267caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington } 627983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 628983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_append_link (&connections->incomplete, d->link_in_connection_list); 629983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington connections->n_incomplete += 1; 630ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 6313bea935316ff048e68dea6a26c2e8e9fd314477fHavoc Pennington dbus_connection_ref (connection); 632983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 633983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Note that we might disconnect ourselves here, but it only takes 6341820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * effect on return to the main loop. We call this to free up 6351820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * expired connections if possible, and to queue the timeout for our 6361820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * own expiration. 6371820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington */ 6381820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington bus_connections_expire_incomplete (connections); 6391820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 6401820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* And we might also disconnect ourselves here, but again it 6411820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington * only takes effect on return to main loop. 642983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 643983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->n_incomplete > 644983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_incomplete_connections (connections->context)) 645983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 646983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_verbose ("Number of incomplete connections exceeds max, dropping oldest one\n"); 647983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 648983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (connections->incomplete != NULL); 649983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Disconnect the oldest unauthenticated connection. FIXME 650983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * would it be more secure to drop a *random* connection? This 651983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * algorithm seems to mean that if someone can create new 652983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * connections quickly enough, they can keep anyone else from 653983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * completing authentication. But random may or may not really 654983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * help with that, a more elaborate solution might be required. 655983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 656983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_connection_disconnect (connections->incomplete->data); 657983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 658983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 659ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington retval = TRUE; 660ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 661ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington out: 662ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!retval) 6631e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington { 6641e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington if (d->selinux_id) 6651e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington bus_selinux_id_unref (d->selinux_id); 6661e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d->selinux_id = NULL; 6671e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 668ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!dbus_connection_set_watch_functions (connection, 669ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL, NULL, NULL, 670ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington connection, 671ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL)) 672ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_assert_not_reached ("setting watch functions to NULL failed"); 673ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 674ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington if (!dbus_connection_set_timeout_functions (connection, 675ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL, NULL, NULL, 676ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington connection, 677ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington NULL)) 678ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_assert_not_reached ("setting timeout functions to NULL failed"); 67944fff656885ac32e319feb98fd0d06680d602977Havoc Pennington 68044fff656885ac32e319feb98fd0d06680d602977Havoc Pennington dbus_connection_set_unix_user_function (connection, 68144fff656885ac32e319feb98fd0d06680d602977Havoc Pennington NULL, NULL, NULL); 6821b08036103a70159e7a67b2349306710edcd6654Havoc Pennington 6837caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington dbus_connection_set_dispatch_status_function (connection, 6847caf646fdf595946eb28202e2df3f847d28c7151Havoc Pennington NULL, NULL, NULL); 685983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 686983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (d->link_in_connection_list != NULL) 687983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 688983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->link_in_connection_list->next == NULL); 689983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->link_in_connection_list->prev == NULL); 690983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_free_link (d->link_in_connection_list); 691d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington d->link_in_connection_list = NULL; 692983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 693d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 694d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington if (!dbus_connection_set_data (connection, 695d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington connection_data_slot, 696d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington NULL, NULL)) 697d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington _dbus_assert_not_reached ("failed to set connection data to null"); 698d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington 699d4e80132af03363a2f861cfd611847ee8758aed9Havoc Pennington /* "d" has now been freed */ 700ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington } 701aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 702ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington return retval; 70396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 70496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 7051820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonvoid 7061820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonbus_connections_expire_incomplete (BusConnections *connections) 7071820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 7081820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington int next_interval; 7091820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7101820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington next_interval = -1; 7111820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 712b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington if (connections->incomplete != NULL) 7131820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington { 714b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington long tv_sec, tv_usec; 715b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusList *link; 716b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington int auth_timeout; 7171820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 718b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_get_current_time (&tv_sec, &tv_usec); 719b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington auth_timeout = bus_context_get_auth_timeout (connections->context); 720b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 721b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington link = _dbus_list_get_first_link (&connections->incomplete); 722b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington while (link != NULL) 723b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 724b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->incomplete, link); 725b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington DBusConnection *connection; 726b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington BusConnectionData *d; 727b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington double elapsed; 7281820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 729b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington connection = link->data; 7301820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 731b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d = BUS_CONNECTION_DATA (connection); 7321820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 733b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d != NULL); 734b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 73540751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington elapsed = ELAPSED_MILLISECONDS_SINCE (d->connection_tv_sec, 73640751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington d->connection_tv_usec, 73740751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington tv_sec, tv_usec); 7381820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 739b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington if (elapsed >= (double) auth_timeout) 740b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 741b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Timing out authentication for connection %p\n", connection); 742b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington dbus_connection_disconnect (connection); 743b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 744b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington else 745b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington { 746b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington /* We can end the loop, since the connections are in oldest-first order */ 747b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington next_interval = ((double)auth_timeout) - elapsed; 748b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Connection %p authentication expires in %d milliseconds\n", 749b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington connection, next_interval); 7501820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 751b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington break; 752b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 7531820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 754b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington link = next; 755b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington } 7561820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington } 7571820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 75840751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington bus_expire_timeout_set_interval (connections->expire_timeout, 75940751c847b18b4861f623fc83fc8742bc463363bHavoc Pennington next_interval); 7601820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 7611820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7621820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonstatic dbus_bool_t 7631820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Penningtonexpire_incomplete_timeout (void *data) 7641820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington{ 7651820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington BusConnections *connections = data; 7661820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 767b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_verbose ("Running %s\n", _DBUS_FUNCTION_NAME); 768b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 7691820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington /* note that this may remove the timeout */ 7701820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington bus_connections_expire_incomplete (connections); 7711820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 7721820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington return TRUE; 7731820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington} 7741820f3bd0a5a4b0ab14dbcc80ba1b68d2c48e01dHavoc Pennington 775a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtondbus_bool_t 7767c022a80c9b8c5b085514ea49f983c0489e945abHavoc Penningtonbus_connection_get_groups (DBusConnection *connection, 7777c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long **groups, 778e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington int *n_groups, 779e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington DBusError *error) 780a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 781a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 7827c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long uid; 7837c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington DBusUserDatabase *user_database; 7847c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington 785a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 786a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 787a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 788a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 7897c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington user_database = bus_context_get_user_database (d->connections->context); 7907c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington 791a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington *groups = NULL; 792a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington *n_groups = 0; 793a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 7947c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 795a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 7967c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington if (!_dbus_user_database_get_groups (user_database, 7977c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington uid, groups, n_groups, 798e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error)) 799a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 800e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 8017c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington _dbus_verbose ("Did not get any groups for UID %lu\n", 8027c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington uid); 8037c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return FALSE; 8047c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington } 8057c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington else 8067c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington { 8077c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington _dbus_verbose ("Got %d groups for UID %lu\n", 8087c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington *n_groups, uid); 8097c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; 810a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 811a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 8127c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington else 8137c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; /* successfully got 0 groups */ 814a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 815a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 816a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtondbus_bool_t 817a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Penningtonbus_connection_is_in_group (DBusConnection *connection, 818a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington unsigned long gid) 819a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 820a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington int i; 8217c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington unsigned long *group_ids; 822a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington int n_group_ids; 823a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 824e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington if (!bus_connection_get_groups (connection, &group_ids, &n_group_ids, 825e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington NULL)) 826a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return FALSE; 827a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 828a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington i = 0; 829a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington while (i < n_group_ids) 830a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington { 831a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington if (group_ids[i] == gid) 8327c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington { 8337c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington dbus_free (group_ids); 8347c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington return TRUE; 8357c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington } 836a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington ++i; 837a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington } 838a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 8397c022a80c9b8c5b085514ea49f983c0489e945abHavoc Pennington dbus_free (group_ids); 840a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return FALSE; 841a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 842a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 843bc983ecf15455f49e7a92d038c93e181ae2cb438Havoc PenningtonBusClientPolicy* 844e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Penningtonbus_connection_get_policy (DBusConnection *connection) 845a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington{ 846a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington BusConnectionData *d; 847a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 848a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington d = BUS_CONNECTION_DATA (connection); 849a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington 850a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington _dbus_assert (d != NULL); 851e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_assert (d->policy != NULL); 852b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 853a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington return d->policy; 854a26607ab68bf0878f23d2dbddec781b4b760d034Havoc Pennington} 8556ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 856983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic dbus_bool_t 857983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonforeach_active (BusConnections *connections, 858983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 859983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 860983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 861983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *link; 862983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 863983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = _dbus_list_get_first_link (&connections->completed); 864983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (link != NULL) 865983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 866983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection = link->data; 867983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->completed, link); 868983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 869983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!(* function) (connection, data)) 870983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 871983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 872983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = next; 873983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 874983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 875983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 876983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 877983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 878983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonstatic dbus_bool_t 879983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonforeach_inactive (BusConnections *connections, 880983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 881983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 882983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 883983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *link; 884983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 885983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = _dbus_list_get_first_link (&connections->incomplete); 886983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington while (link != NULL) 887983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 888983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *connection = link->data; 889983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusList *next = _dbus_list_get_next_link (&connections->incomplete, link); 890983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 891983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!(* function) (connection, data)) 892983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 893983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 894983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington link = next; 895983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 896983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 897983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 898983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 899983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 900983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington/** 901983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * Calls function on each active connection; if the function returns 902983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * #FALSE, stops iterating. Active connections are authenticated 903983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * and have sent a Hello message. 904983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * 905983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param connections the connections object 906983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param function the function 907983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * @param data data to pass to it as a second arg 908983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 909983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonvoid 910983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonbus_connections_foreach_active (BusConnections *connections, 911983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionForeachFunction function, 912983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 913983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 914983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington foreach_active (connections, function, data); 915983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 916983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 9176ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington/** 9186ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * Calls function on each connection; if the function returns 9196ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * #FALSE, stops iterating. 9206ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * 9216ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param connections the connections object 9226ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param function the function 9236ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington * @param data data to pass to it as a second arg 9246ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington */ 9256ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonvoid 9266ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_foreach (BusConnections *connections, 9276ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionForeachFunction function, 928983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington void *data) 9296ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 930983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!foreach_active (connections, function, data)) 931983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return; 9326ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 933983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington foreach_inactive (connections, function, data); 9346ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9356ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9366ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 9376ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connections_get_context (BusConnections *connections) 9386ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9396ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return connections->context; 9406ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9416ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 942a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington/* 943a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * This is used to avoid covering the same connection twice when 944a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * traversing connections. Note that it assumes we will 945a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * bus_connection_mark_stamp() each connection at least once per 946a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * INT_MAX increments of the global stamp, or wraparound would break 947a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * things. 948a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington */ 949a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 950a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connections_increment_stamp (BusConnections *connections) 951a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 952a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington connections->stamp += 1; 953a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 954a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 955a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington/* Mark connection with current stamp, return TRUE if it 956a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington * didn't already have that stamp 957a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington */ 958a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtondbus_bool_t 959a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_mark_stamp (DBusConnection *connection) 960a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 961a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 962a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 963a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 964a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 965a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 966a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 967a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington if (d->stamp == d->connections->stamp) 968a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return FALSE; 969a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington else 970a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington { 971a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->stamp = d->connections->stamp; 972a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return TRUE; 973a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington } 974a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 975a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 9766ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 9776ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_context (DBusConnection *connection) 9786ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9796ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 9806ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9816ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 9826ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9836ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 9846ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9856ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return d->connections->context; 9866ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9886ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 9896ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_connections (DBusConnection *connection) 9906ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 9916ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 9926ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9936ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 9946ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9956ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 9966ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 9976ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return d->connections; 9986ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 9996ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10006ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusRegistry* 10016ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_registry (DBusConnection *connection) 10026ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 10036ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 10046ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10056ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10066ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10076ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 10086ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10096ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_registry (d->connections->context); 10106ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 10116ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10126ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusActivation* 10136ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_connection_get_activation (DBusConnection *connection) 10146ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 10156ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusConnectionData *d; 10166ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10176ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10186ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10196ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington _dbus_assert (d != NULL); 10206ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 10216ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_activation (d->connections->context); 10226ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 10236ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 1024a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc PenningtonBusMatchmaker* 1025a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_get_matchmaker (DBusConnection *connection) 1026a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1027a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1028a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1029a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1030a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1031a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1032a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1033a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return bus_context_get_matchmaker (d->connections->context); 1034a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1035a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 10361e9b185b0c274ef0d684b1e43418388225321e72Havoc PenningtonBusSELinuxID* 10371e9b185b0c274ef0d684b1e43418388225321e72Havoc Penningtonbus_connection_get_selinux_id (DBusConnection *connection) 10381e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington{ 10391e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington BusConnectionData *d; 10401e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10411e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington d = BUS_CONNECTION_DATA (connection); 10421e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10431e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington _dbus_assert (d != NULL); 10441e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 10451e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington return d->selinux_id; 10461e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington} 10471e9b185b0c274ef0d684b1e43418388225321e72Havoc Pennington 104829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington/** 104929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * Checks whether the connection is registered with the message bus. 105029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * 105129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * @param connection the connection 105229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * @returns #TRUE if we're an active message bus participant 105329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 105429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 105529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_is_active (DBusConnection *connection) 105629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 105729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 105829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 105929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 106029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 106129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return d != NULL && d->name != NULL; 106229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 106329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 106429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 106529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_preallocate_oom_error (DBusConnection *connection) 106629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 106729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *message; 106829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusPreallocatedSend *preallocated; 106929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 107029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 107229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 107429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (d->oom_preallocated != NULL) 107629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 107729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 107829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington preallocated = dbus_connection_preallocate_send (connection); 107929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (preallocated == NULL) 108029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 108129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1082b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington message = dbus_message_new (DBUS_MESSAGE_TYPE_ERROR); 1083b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington 108429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (message == NULL) 108529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 108629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 108729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 108829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 108929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1090b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington /* d->name may be NULL, but that is OK */ 109195717a938b237d12211935f6a7467ef610288fe5Havoc Pennington if (!dbus_message_set_error_name (message, DBUS_ERROR_NO_MEMORY) || 1092b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington !dbus_message_set_destination (message, d->name) || 1093b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington !dbus_message_set_sender (message, 109495717a938b237d12211935f6a7467ef610288fe5Havoc Pennington DBUS_SERVICE_ORG_FREEDESKTOP_DBUS)) 1095056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington { 1096056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 1097056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington dbus_message_unref (message); 1098056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington return FALSE; 1099056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington } 1100f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington 110129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* set reply serial to placeholder value just so space is already allocated 110229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * for it. 110329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 110429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_message_set_reply_serial (message, 14)) 110529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 110629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, preallocated); 110729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (message); 110829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 110929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 111029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message = message; 111229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_preallocated = preallocated; 111329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 111529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 111629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 111729560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 111829560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_send_oom_error (DBusConnection *connection, 111929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *in_reply_to) 112029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 112129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 112229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 112329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 112429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 112529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 112629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d->oom_message != NULL); 112729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 112829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* should always succeed since we set it to a placeholder earlier */ 112929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_message_set_reply_serial (d->oom_message, 113029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_get_serial (in_reply_to))) 113129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert_not_reached ("Failed to set reply serial for preallocated oom message"); 113229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1133056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (d->oom_message) != NULL); 1134056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 113529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_send_preallocated (connection, d->oom_preallocated, 113629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message, NULL); 113729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 113829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (d->oom_message); 113929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_message = NULL; 114029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d->oom_preallocated = NULL; 114129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 114229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 11436be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonvoid 1144a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_add_match_rule_link (DBusConnection *connection, 1145a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington DBusList *link) 1146a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1147a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1148a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1149a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1150a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1151a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1152a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_list_append_link (&d->match_rules, link); 1153a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1154a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->n_match_rules += 1; 1155a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1156a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1157a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtondbus_bool_t 1158a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_add_match_rule (DBusConnection *connection, 1159a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusMatchRule *rule) 1160a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1161a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington DBusList *link; 1162a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1163a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington link = _dbus_list_alloc_link (rule); 1164a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1165a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington if (link == NULL) 1166a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return FALSE; 1167a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1168a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington bus_connection_add_match_rule_link (connection, link); 1169a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1170a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return TRUE; 1171a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1172a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1173a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 1174a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_remove_match_rule (DBusConnection *connection, 1175a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusMatchRule *rule) 1176a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1177a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1178a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1179a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1180a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1181a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1182a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_list_remove_last (&d->match_rules, rule); 1183a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1184a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d->n_match_rules -= 1; 1185a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d->n_match_rules >= 0); 1186a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1187a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1188a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonint 1189a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonbus_connection_get_n_match_rules (DBusConnection *connection) 1190a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington{ 1191a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington BusConnectionData *d; 1192a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1193a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1194a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (d != NULL); 1195a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1196a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington return d->n_match_rules; 1197a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington} 1198a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1199a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Penningtonvoid 12006be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_connection_add_owned_service_link (DBusConnection *connection, 12016be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *link) 120296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 120396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 120496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 120596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d = BUS_CONNECTION_DATA (connection); 120696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d != NULL); 120796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 12086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_append_link (&d->services_owned, link); 1209b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1210b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d->n_services_owned += 1; 12116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 12126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtondbus_bool_t 12146be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_connection_add_owned_service (DBusConnection *connection, 12156be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusService *service) 12166be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 12176be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *link; 12186be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12196be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington link = _dbus_list_alloc_link (service); 12206be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 12216be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (link == NULL) 122296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return FALSE; 122396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 12246be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington bus_connection_add_owned_service_link (connection, link); 12256be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 122696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington return TRUE; 122796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 122896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 122996a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonvoid 123096a9f80300b7794475a5451a60a07555ea3526beHavoc Penningtonbus_connection_remove_owned_service (DBusConnection *connection, 123196a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusService *service) 123296a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington{ 123396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington BusConnectionData *d; 123496a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 123596a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington d = BUS_CONNECTION_DATA (connection); 123696a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_assert (d != NULL); 123796a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington 123896a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington _dbus_list_remove_last (&d->services_owned, service); 1239b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1240b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d->n_services_owned -= 1; 1241b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d->n_services_owned >= 0); 1242b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington} 1243b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1244b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Penningtonint 1245b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Penningtonbus_connection_get_n_services_owned (DBusConnection *connection) 1246b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington{ 1247b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington BusConnectionData *d; 1248b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1249b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington d = BUS_CONNECTION_DATA (connection); 1250b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington _dbus_assert (d != NULL); 1251b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1252b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington return d->n_services_owned; 125396a9f80300b7794475a5451a60a07555ea3526beHavoc Pennington} 1254aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1255aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssondbus_bool_t 1256e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Penningtonbus_connection_complete (DBusConnection *connection, 1257e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington const DBusString *name, 1258e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington DBusError *error) 1259aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson{ 1260aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson BusConnectionData *d; 1261983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 1262aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1263aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson d = BUS_CONNECTION_DATA (connection); 1264aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d != NULL); 1265aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d->name == NULL); 1266e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_assert (d->policy == NULL); 1267a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1268a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (!bus_connection_is_active (connection)); 1269983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1270fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington if (!_dbus_string_copy_data (name, &d->name)) 1271e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington { 1272e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington BUS_SET_OOM (error); 1273e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington return FALSE; 1274e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington } 1275aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1276fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington _dbus_assert (d->name != NULL); 1277fa05de9230d62e7c427b5313796fc6ccd4d0ff60Havoc Pennington 1278d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("Name %s assigned to %p\n", d->name, connection); 1279983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1280e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington d->policy = bus_context_create_client_policy (d->connections->context, 1281e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington connection, 1282e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error); 1283e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1284e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington /* we may have a NULL policy on OOM or error getting list of 1285e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington * groups for a user. In the latter case we don't handle it so 1286e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington * well currently, as it will just keep failing over and over. 1287e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington */ 1288e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1289e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington if (d->policy == NULL) 1290e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington { 1291e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_verbose ("Failed to create security policy for connection %p\n", 1292e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington connection); 1293e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 1294e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington dbus_free (d->name); 1295e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington d->name = NULL; 1296e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington return FALSE; 1297e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington } 1298e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 1299983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (connection, &uid)) 1300983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1301983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (!adjust_connections_for_uid (d->connections, 1302983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid, 1)) 1303983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1304e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington BUS_SET_OOM (error); 1305983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_free (d->name); 1306983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->name = NULL; 1307983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1308983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1309983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1310983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1311983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington /* Now the connection is active, move it between lists */ 1312983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_unlink (&d->connections->incomplete, 1313983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list); 1314983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_incomplete -= 1; 1315983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_list_append_link (&d->connections->completed, 1316983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->link_in_connection_list); 1317983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d->connections->n_completed += 1; 1318983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1319983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_incomplete >= 0); 1320983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->connections->n_completed > 0); 1321b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington 1322b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington /* See if we can remove the timeout */ 1323b3bd48edfc1aab0a9dc64bfa4c380d845d218e73Havoc Pennington bus_connections_expire_incomplete (d->connections); 1324a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington 1325a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington _dbus_assert (bus_connection_is_active (connection)); 1326d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 1327aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson return TRUE; 1328aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson} 1329aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1330aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssonconst char * 1331aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlssonbus_connection_get_name (DBusConnection *connection) 1332aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson{ 1333aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson BusConnectionData *d; 1334aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1335aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson d = BUS_CONNECTION_DATA (connection); 1336aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson _dbus_assert (d != NULL); 1337aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson 1338aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson return d->name; 1339aff24a72c18a43dbb6f2d85e6d2226a3c2ea8f10Anders Carlsson} 1340a16e83f45d33ae5f3bd5966416c57c8ad4448ae8Anders Carlsson 1341983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington/** 1342983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * Check whether completing the passed-in connection would 1343983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington * exceed limits, and if so set error and return #FALSE 1344983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington */ 1345983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtondbus_bool_t 1346983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Penningtonbus_connections_check_limits (BusConnections *connections, 1347983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusConnection *requesting_completion, 1348983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington DBusError *error) 1349983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington{ 1350983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington BusConnectionData *d; 1351983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington unsigned long uid; 1352983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1353983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington d = BUS_CONNECTION_DATA (requesting_completion); 1354983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d != NULL); 1355983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1356983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington _dbus_assert (d->name == NULL); 1357983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1358983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (connections->n_completed >= 1359983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_completed_connections (connections->context)) 1360983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1361983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1362983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington "The maximum number of active connections has been reached"); 1363983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1364983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1365983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1366983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (dbus_connection_get_unix_user (requesting_completion, &uid)) 1367983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1368983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington if (get_connections_for_uid (connections, uid) >= 1369983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington bus_context_get_max_connections_per_user (connections->context)) 1370983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington { 1371983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1372983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington "The maximum number of active connections for UID %lu has been reached", 1373983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington uid); 1374983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return FALSE; 1375983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1376983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington } 1377983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1378983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington return TRUE; 1379983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington} 1380983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 1381d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Penningtonstatic void 1382d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Penningtonbus_pending_reply_free (BusPendingReply *pending) 1383d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington{ 1384d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Freeing pending reply %p, replier %p receiver %p serial %u\n", 1385d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1386d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1387d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1388d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1389d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1390d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington dbus_free (pending); 1391d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington} 1392d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 139364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic dbus_bool_t 139464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_pending_reply_send_no_reply (BusConnections *connections, 139564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 139664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending) 139764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 139864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *message; 139964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessageIter iter; 140064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_bool_t retval; 140164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington retval = FALSE; 140364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington message = dbus_message_new (DBUS_MESSAGE_TYPE_ERROR); 140564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (message == NULL) 140664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 140764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 140864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_message_set_no_reply (message, TRUE); 140964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 141064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!dbus_message_set_reply_serial (message, 141164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->reply_serial)) 141264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 141364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 141464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!dbus_message_set_error_name (message, 141564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBUS_ERROR_NO_REPLY)) 141664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 141764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 141864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_message_append_iter_init (message, &iter); 141964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!dbus_message_iter_append_string (&iter, "Message did not receive a reply (timeout by message bus)")) 142064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 142164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_send_from_driver (transaction, pending->will_get_reply, 142364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington message)) 142464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington goto out; 142564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington retval = TRUE; 142764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 142864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington out: 142964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_message_unref (message); 143064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return retval; 143164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 143264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1433bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Penningtonstatic dbus_bool_t 143464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_pending_reply_expired (BusExpireList *list, 143564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link, 143664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington void *data) 143764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 143864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = link->data; 143964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections = data; 144064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction; 144164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 144264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* No reply is forthcoming. So nuke it if we can. If not, 144364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * leave it in the list to try expiring again later when we 144464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * get more memory. 144564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 1446d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1447d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Expiring pending reply %p, replier %p receiver %p serial %u\n", 1448d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1449d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1450d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1451d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1452d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 145364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington transaction = bus_transaction_new (connections->context); 145464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (transaction == NULL) 1455bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return FALSE; 145664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1457d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington if (!bus_pending_reply_send_no_reply (connections, 1458d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington transaction, 1459d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending)) 146064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 146164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_transaction_cancel_and_free (transaction); 1462bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return FALSE; 146364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 1464d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1465d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_list_remove_link (&connections->pending_replies->items, 1466d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link); 1467d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 146864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_transaction_execute_and_free (transaction); 1469bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington 1470bebc830fc47cbf191f7518dfd0cd88c4938c2dbfHavoc Pennington return TRUE; 147164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 147264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 147364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 147464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connection_drop_pending_replies (BusConnections *connections, 147564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *connection) 147664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 147764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* The DBusConnection is almost 100% finalized here, so you can't 147864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * do anything with it except check for pointer equality 147964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 148064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 1481d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1482d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Dropping pending replies that involve connection %p\n", 1483d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington connection); 148464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 148564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 148664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 148764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 148864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *next; 148964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 149064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 149164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington next = _dbus_list_get_next_link (&connections->pending_replies->items, 149264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 149364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = link->data; 149464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 149564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->will_get_reply == connection) 149664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 149764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* We don't need to track this pending reply anymore */ 149864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1499d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Dropping pending reply %p, replier %p receiver %p serial %u\n", 1500d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1501d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1502d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1503d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1504d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 150564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_remove_link (&connections->pending_replies->items, 150664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 1507d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 150864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 150964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington else if (pending->will_send_reply == connection) 151064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 151164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* The reply isn't going to be sent, so set things 151264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * up so it will be expired right away 151364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 1514d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Will expire pending reply %p, replier %p receiver %p serial %u\n", 1515d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1516d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1517d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1518d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1519d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 152064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply = NULL; 152164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->expire_item.added_tv_sec = 0; 152264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->expire_item.added_tv_usec = 0; 152364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 152464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington bus_expire_timeout_set_interval (connections->pending_replies->timeout, 152564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 0); 152664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 152764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 152864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = next; 152964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 153064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 153164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtontypedef struct 153464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 153564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 153664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections; 153764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} CancelPendingReplyData; 153864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 153964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 154064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_pending_reply (void *data) 154164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 154264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *d = data; 154364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1544d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1545d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 154664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!_dbus_list_remove (&d->connections->pending_replies->items, 154764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->pending)) 154864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert_not_reached ("pending reply did not exist to be cancelled"); 154964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1550d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (d->pending); /* since it's been cancelled */ 155164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 155264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 155364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 155464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_pending_reply_data_free (void *data) 155564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 155664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *d = data; 155764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1558d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1559d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 156064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington /* d->pending should be either freed or still 156164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * in the list of pending replies (owned by someone 156264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * else) 156364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 156464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 156564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (d); 156664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 156764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 156864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington/* 156964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * Record that a reply is allowed; return TRUE on success. 157064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 157164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtondbus_bool_t 157264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connections_expect_reply (BusConnections *connections, 157364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 157464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *will_get_reply, 157564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *will_send_reply, 157664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *reply_to_this, 157764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusError *error) 157864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 157964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending; 158064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_uint32_t reply_serial; 158164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 158264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CancelPendingReplyData *cprd; 1583df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg int count; 158464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 158564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (will_get_reply != NULL); 158664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (will_send_reply != NULL); 158764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (reply_to_this != NULL); 158864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 158964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (dbus_message_get_no_reply (reply_to_this)) 159064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; /* we won't allow a reply, since client doesn't care for one. */ 159164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 15923251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington reply_serial = dbus_message_get_serial (reply_to_this); 159364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 159464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 1595df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg count = 0; 159664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 159764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 159864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = link->data; 159964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 160064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->reply_serial == reply_serial && 160164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_get_reply == will_get_reply && 160264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply == will_send_reply) 160364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 160464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_set_error (error, DBUS_ERROR_ACCESS_DENIED, 160564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington "Message has the same reply serial as a currently-outstanding existing method call"); 160664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 160764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 160864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 160964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_next_link (&connections->pending_replies->items, 161064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 1611df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg ++count; 161264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 161364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1614df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg if (count >= 1615df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg bus_context_get_max_replies_per_connection (connections->context)) 1616df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg { 1617df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg dbus_set_error (error, DBUS_ERROR_LIMITS_EXCEEDED, 1618df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg "The maximum number of pending replies per connection has been reached"); 1619df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg return FALSE; 1620df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg } 1621df23f08f9b4607660aeee2c3640b80e1b6aad256Kristian Høgsberg 162264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending = dbus_new0 (BusPendingReply, 1); 162364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending == NULL) 162464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 162564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 162664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 162764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 162864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1629d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington#ifdef DBUS_ENABLE_VERBOSE_MODE 1630d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington /* so we can see a not-yet-added pending reply */ 1631d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->expire_item.added_tv_sec = 1; 1632d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->expire_item.added_tv_usec = 1; 1633d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington#endif 1634d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1635d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply = will_get_reply; 1636d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply = will_send_reply; 1637d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial = reply_serial; 1638d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 163964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd = dbus_new0 (CancelPendingReplyData, 1); 164064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (cprd == NULL) 164164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 164264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 1643d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 164464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 164564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 164664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 164764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!_dbus_list_prepend (&connections->pending_replies->items, 164864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending)) 164964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 165064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 165164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 1652d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 165364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 165464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 165564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 165664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_add_cancel_hook (transaction, 165764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_pending_reply, 165864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd, 165964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_pending_reply_data_free)) 166064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 166164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 166264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_remove (&connections->pending_replies->items, pending); 166364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 1664d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 166564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 166664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 166764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 166864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->pending = pending; 166964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->connections = connections; 167064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 167164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_get_current_time (&pending->expire_item.added_tv_sec, 167264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington &pending->expire_item.added_tv_usec); 167364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1674d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Added pending reply %p, replier %p receiver %p serial %u\n", 1675d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending, 1676d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_send_reply, 1677d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->will_get_reply, 1678d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending->reply_serial); 1679d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 168064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; 168164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 168264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 168364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtontypedef struct 168464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 168564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 168664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusConnections *connections; 168764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} CheckPendingReplyData; 168864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 168964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 169064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncancel_check_pending_reply (void *data) 169164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 169264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *d = data; 169364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1694d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1695d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 169664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_prepend_link (&d->connections->pending_replies->items, 169764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->link); 169864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington d->link = NULL; 169964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 170064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 170164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonstatic void 170264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtoncheck_pending_reply_data_free (void *data) 170364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 170464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *d = data; 170564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1706d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("%s: d = %p\n", _DBUS_FUNCTION_NAME, d); 1707d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 170864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (d->link != NULL) 170964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 171064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = d->link->data; 1711d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1712d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_assert (_dbus_list_find_last (&d->connections->pending_replies->items, 1713d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington pending) == NULL); 1714d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1715d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington bus_pending_reply_free (pending); 171664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_list_free_link (d->link); 171764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 171864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 171964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (d); 172064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 172164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 172264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington/* 172364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * Check whether a reply is allowed, remove BusPendingReply 172464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington * if so, return TRUE if so. 172564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington */ 172664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtondbus_bool_t 172764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Penningtonbus_connections_check_reply (BusConnections *connections, 172864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusTransaction *transaction, 172964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *sending_reply, 173064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusConnection *receiving_reply, 173164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusMessage *reply, 173264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusError *error) 173364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington{ 173464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington CheckPendingReplyData *cprd; 173564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington DBusList *link; 173664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_uint32_t reply_serial; 173764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 173864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (sending_reply != NULL); 173964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington _dbus_assert (receiving_reply != NULL); 174064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 174164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington reply_serial = dbus_message_get_reply_serial (reply); 174264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 174364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_first_link (&connections->pending_replies->items); 174464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington while (link != NULL) 174564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 174664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BusPendingReply *pending = link->data; 174764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 174864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (pending->reply_serial == reply_serial && 174964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_get_reply == receiving_reply && 175064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington pending->will_send_reply == sending_reply) 175164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 1752d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose ("Found pending reply with serial %u\n", reply_serial); 175364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington break; 175464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 175564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 175664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link = _dbus_list_get_next_link (&connections->pending_replies->items, 175764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington link); 175864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 175964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 176064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (link == NULL) 176164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 17623251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington _dbus_verbose ("No pending reply expected\n"); 17633251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington 176464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 176564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 176664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 176764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd = dbus_new0 (CheckPendingReplyData, 1); 176864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (cprd == NULL) 176964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 177064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 177164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 177264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 177364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 177464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington if (!bus_transaction_add_cancel_hook (transaction, 177564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cancel_check_pending_reply, 177664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd, 177764f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington check_pending_reply_data_free)) 177864f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington { 177964f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington BUS_SET_OOM (error); 178064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington dbus_free (cprd); 178164f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return FALSE; 178264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington } 178364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 178464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->link = link; 178564f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington cprd->connections = connections; 178664f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 1787d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_list_unlink (&connections->pending_replies->items, 1788d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link); 1789d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 1790d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_assert (_dbus_list_find_last (&connections->pending_replies->items, 1791d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington link->data) == NULL); 179264f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington 179364f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington return TRUE; 179464f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington} 1795983200f912f41ba75a873c011bfbcd3b0285bf4cHavoc Pennington 17963df260c07102745c5606c313af862558f105f83eHavoc Pennington/* 17976be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * Transactions 17986be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * 17996be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * Note that this is fairly fragile; in particular, don't try to use 18006be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * one transaction across any main loop iterations. 18016be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington */ 18026be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 180329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtontypedef struct 180429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 180529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction; 180629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *message; 180729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusPreallocatedSend *preallocated; 180829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} MessageToSend; 180929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18106be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtontypedef struct 18116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusTransactionCancelFunction cancel_function; 18136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusFreeFunction free_data_function; 18146be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data; 18156be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} CancelHook; 18166be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 181729560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstruct BusTransaction 181829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 181929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *connections; 18206ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington BusContext *context; 18216be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusList *cancel_hooks; 182229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington}; 182329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 182429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 182529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonmessage_to_send_free (DBusConnection *connection, 182629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send) 182729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 182829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->message) 182929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (to_send->message); 183029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 183129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->preallocated) 183229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_free_preallocated_send (connection, to_send->preallocated); 183329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 183429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (to_send); 183529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 183629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18376be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18386be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtoncancel_hook_cancel (void *element, 18396be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data) 18406be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18416be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch = element; 18426be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18436be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_verbose ("Running transaction cancel hook\n"); 18446be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18456be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch->cancel_function) 18466be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington (* ch->cancel_function) (ch->data); 18476be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18486be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18496be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18506be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtoncancel_hook_free (void *element, 18516be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data) 18526be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18536be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch = element; 18546be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18556be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch->free_data_function) 18566be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington (* ch->free_data_function) (ch->data); 18576be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18586be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington dbus_free (ch); 18596be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18606be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18616be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonstatic void 18626be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonfree_cancel_hooks (BusTransaction *transaction) 18636be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 18646be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_foreach (&transaction->cancel_hooks, 18656be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington cancel_hook_free, NULL); 18666be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 18676be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_clear (&transaction->cancel_hooks); 18686be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 18696be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 187029560adcc79a259a0be3511c056ee7453aa26c04Havoc PenningtonBusTransaction* 18716ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_new (BusContext *context) 187229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 187329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction; 187429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 187529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington transaction = dbus_new0 (BusTransaction, 1); 187629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (transaction == NULL) 187729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return NULL; 187829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18796ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington transaction->context = context; 18806ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 188129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return transaction; 188229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 188329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 18846ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusContext* 18856ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_get_context (BusTransaction *transaction) 18866ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 18876ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return transaction->context; 18886ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 18896ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 18906ecc14ffabcffb69aa938a67940db48272e05046Havoc PenningtonBusConnections* 18916ecc14ffabcffb69aa938a67940db48272e05046Havoc Penningtonbus_transaction_get_connections (BusTransaction *transaction) 18926ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington{ 18936ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington return bus_context_get_connections (transaction->context); 18946ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington} 18956ecc14ffabcffb69aa938a67940db48272e05046Havoc Pennington 189629560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 1897777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtonbus_transaction_send_from_driver (BusTransaction *transaction, 1898777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusConnection *connection, 1899777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusMessage *message) 1900777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington{ 1901777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington /* We have to set the sender to the driver, and have 1902777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * to check security policy since it was not done in 1903777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * dispatch.c 1904777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington */ 190595717a938b237d12211935f6a7467ef610288fe5Havoc Pennington _dbus_verbose ("Sending %s %s %s from driver\n", 190695717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) ? 190795717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) : "(no interface)", 190895717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) ? 190995717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) : "(no member)", 191095717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) ? 191195717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) : "(no error name)"); 191295717a938b237d12211935f6a7467ef610288fe5Havoc Pennington 191395717a938b237d12211935f6a7467ef610288fe5Havoc Pennington if (!dbus_message_set_sender (message, DBUS_SERVICE_ORG_FREEDESKTOP_DBUS)) 1914777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return FALSE; 1915777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1916eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington if (bus_connection_is_active (connection)) 1917eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington { 1918eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington if (!dbus_message_set_destination (message, 1919eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington bus_connection_get_name (connection))) 1920eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington return FALSE; 1921eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington } 1922eb9aa9da9564f2df788580394e67ae6105e517fbHavoc Pennington 19233251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington /* bus driver never wants a reply */ 19243251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington dbus_message_set_no_reply (message, TRUE); 19253251264ac483680b4a5fe808729f7e3b34f41fd4Havoc Pennington 1926777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington /* If security policy doesn't allow the message, we silently 1927777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington * eat it; the driver doesn't care about getting a reply. 1928777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington */ 1929777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington if (!bus_context_check_security_policy (bus_transaction_get_context (transaction), 193064f5ae1a79a8cd86a3aae55e485729da438d84d0Havoc Pennington transaction, 1931a683a80c409cc4f2e57ba6a3e60d52f91b8657d0Havoc Pennington NULL, connection, connection, message, NULL)) 1932777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return TRUE; 1933777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1934777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington return bus_transaction_send (transaction, connection, message); 1935777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington} 1936777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington 1937777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtondbus_bool_t 1938777707ed8dff6958972a93894a87ec1945c65c14Havoc Penningtonbus_transaction_send (BusTransaction *transaction, 1939777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusConnection *connection, 1940777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington DBusMessage *message) 194129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 194229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send; 194329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 194429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 194529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 194695717a938b237d12211935f6a7467ef610288fe5Havoc Pennington _dbus_verbose (" trying to add %s interface=%s member=%s error=%s to transaction%s\n", 1947b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington dbus_message_get_type (message) == DBUS_MESSAGE_TYPE_ERROR ? "error" : 1948dac0a1f8933889fd94fed7fecdcc4ec6fb3a3fb0Havoc Pennington dbus_message_get_reply_serial (message) != 0 ? "reply" : 194951781f541094a4936d47119cd62682e0431c41e9Havoc Pennington "message", 195095717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) ? 195195717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_interface (message) : "(unset)", 195295717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) ? 195395717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_member (message) : "(unset)", 195495717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) ? 195595717a938b237d12211935f6a7467ef610288fe5Havoc Pennington dbus_message_get_error_name (message) : "(unset)", 1956ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington dbus_connection_get_is_connected (connection) ? 1957ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington "" : " (disconnected)"); 1958056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 1959056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (message) != NULL); 1960f587ce7845edb0eb01451368d01b5bc86b5904cdHavoc Pennington 196129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!dbus_connection_get_is_connected (connection)) 196229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; /* silently ignore disconnected connections */ 196329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 196429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 196529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 196629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 196729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send = dbus_new (MessageToSend, 1); 196829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send == NULL) 196929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 197029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 197129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 197229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 197329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->preallocated = dbus_connection_preallocate_send (connection); 197429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (to_send->preallocated == NULL) 197529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 197629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (to_send); 197729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 197829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 197929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 198029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_ref (message); 198129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->message = message; 198229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington to_send->transaction = transaction; 198329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 1984d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("about to prepend message\n"); 1985d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 198629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!_dbus_list_prepend (&d->transaction_messages, to_send)) 198729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 198829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 198929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 199029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 1991d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington 1992d1f65c6c4f9dd9750f9ad3eda5b590a4ffca6498Havoc Pennington _dbus_verbose ("prepended message\n"); 199329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 199429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* See if we already had this connection in the list 199529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * for this transaction. If we have a pending message, 199629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * then we should already be in transaction->connections 199729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 199829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_first_link (&d->transaction_messages); 199929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (link->data == to_send); 200029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_next_link (&d->transaction_messages, link); 200129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 200229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 200329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 200429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *next = _dbus_list_get_next_link (&d->transaction_messages, link); 200529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 200629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 200729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington break; 200829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 200929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = next; 201029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 201129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 201229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (link == NULL) 201329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 201429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (!_dbus_list_prepend (&transaction->connections, connection)) 201529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 201629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&d->transaction_messages, to_send); 201729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 201829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 201929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 202029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 202129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 202229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 202329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 202429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 202529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 202629560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonconnection_cancel_transaction (DBusConnection *connection, 202729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction) 202829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 202929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 203029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 203129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 203229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 203329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 203429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 203529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_first_link (&d->transaction_messages); 203629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 203729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 203829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 203929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *next = _dbus_list_get_next_link (&d->transaction_messages, link); 204029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 204129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 204229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 204329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove_link (&d->transaction_messages, 204429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link); 204529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 204629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, m); 204729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 204829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 204929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = next; 205029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 205129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 205229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 205329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 205429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_cancel_and_free (BusTransaction *transaction) 205529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 205629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection; 2057ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 2058ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_verbose ("TRANSACTION: cancelled\n"); 205929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 206029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((connection = _dbus_list_pop_first (&transaction->connections))) 206129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection_cancel_transaction (connection, transaction); 206229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 206329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (transaction->connections == NULL); 206429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 20656be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington _dbus_list_foreach (&transaction->cancel_hooks, 20666be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington cancel_hook_cancel, NULL); 20676be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 20686be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington free_cancel_hooks (transaction); 20696be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 207029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (transaction); 207129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 207229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 207329560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 207429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonconnection_execute_transaction (DBusConnection *connection, 207529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusTransaction *transaction) 207629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 207729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *link; 207829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 207929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 208029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 208129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 208229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 208329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* Send the queue in order (FIFO) */ 208429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = _dbus_list_get_last_link (&d->transaction_messages); 208529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while (link != NULL) 208629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 208729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *m = link->data; 208829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusList *prev = _dbus_list_get_prev_link (&d->transaction_messages, link); 208929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 209029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (m->transaction == transaction) 209129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 209229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove_link (&d->transaction_messages, 209329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link); 209429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2095056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington _dbus_assert (dbus_message_get_sender (m->message) != NULL); 2096056d76d809dc341b0dce160d3f79062604565c77Havoc Pennington 209729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_connection_send_preallocated (connection, 209829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->preallocated, 209929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->message, 210029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington NULL); 210129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington m->preallocated = NULL; /* so we don't double-free it */ 210329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, m); 210529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 210629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 210729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington link = prev; 210829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 210929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 211029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 211129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonvoid 211229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_execute_and_free (BusTransaction *transaction) 211329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 211429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* For each connection in transaction->connections 211529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * send the messages 211629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 211729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection; 2118ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington 2119ce173b29fc1e9432cb5956952afdbe775da12415Havoc Pennington _dbus_verbose ("TRANSACTION: executing\n"); 212029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 212129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((connection = _dbus_list_pop_first (&transaction->connections))) 212229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection_execute_transaction (connection, transaction); 212329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 212429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (transaction->connections == NULL); 212529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 21266be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington free_cancel_hooks (transaction); 21276be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 212829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_free (transaction); 212929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 213029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 213129560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonstatic void 213229560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_connection_remove_transactions (DBusConnection *connection) 213329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 213429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington MessageToSend *to_send; 213529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington BusConnectionData *d; 213629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 213729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington d = BUS_CONNECTION_DATA (connection); 213829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (d != NULL); 213929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 214029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington while ((to_send = _dbus_list_get_first (&d->transaction_messages))) 214129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 214229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington /* only has an effect for the first MessageToSend listing this transaction */ 214329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&to_send->transaction->connections, 214429560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington connection); 214529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 214629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_list_remove (&d->transaction_messages, to_send); 214729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington message_to_send_free (connection, to_send); 214829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 214929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington} 215029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 215129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington/** 215229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington * Converts the DBusError to a message reply 215329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington */ 215429560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtondbus_bool_t 215529560adcc79a259a0be3511c056ee7453aa26c04Havoc Penningtonbus_transaction_send_error_reply (BusTransaction *transaction, 215629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusConnection *connection, 215729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington const DBusError *error, 215829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *in_reply_to) 215929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington{ 216029560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington DBusMessage *reply; 216190ed1d84588a84697051e643175452c50d682eceHavoc Pennington 216229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _dbus_assert (error != NULL); 216329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington _DBUS_ASSERT_ERROR_IS_SET (error); 216468a3c593b9e77b33614726363c7b6fd85d113021Havoc Pennington 2165e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington _dbus_verbose ("Sending error reply %s \"%s\"\n", 2166e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington error->name, error->message); 2167e8d396efef695b9868b0112c4a6266c97678fa8aHavoc Pennington 2168b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington reply = dbus_message_new_error (in_reply_to, 2169b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington error->name, 2170b29ea9115ea3277354b7ccbe442026279220f4acHavoc Pennington error->message); 217129560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington if (reply == NULL) 217229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 217329560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2174777707ed8dff6958972a93894a87ec1945c65c14Havoc Pennington if (!bus_transaction_send_from_driver (transaction, connection, reply)) 217529560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington { 217629560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington dbus_message_unref (reply); 217729560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return FALSE; 217829560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington } 217929560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington 2180e55fd2c6706e41f6933e1656ac3da7527ee2514fHavoc Pennington dbus_message_unref (reply); 2181e55fd2c6706e41f6933e1656ac3da7527ee2514fHavoc Pennington 218229560adcc79a259a0be3511c056ee7453aa26c04Havoc Pennington return TRUE; 2183a16e83f45d33ae5f3bd5966416c57c8ad4448ae8Anders Carlsson} 21846be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 21856be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtondbus_bool_t 21866be547d32f018c23ba56426a0bccd08baa2cf440Havoc Penningtonbus_transaction_add_cancel_hook (BusTransaction *transaction, 21876be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington BusTransactionCancelFunction cancel_function, 21886be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington void *data, 21896be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington DBusFreeFunction free_data_function) 21906be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington{ 21916be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington CancelHook *ch; 21926be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 21936be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch = dbus_new (CancelHook, 1); 21946be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (ch == NULL) 21956be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return FALSE; 2196d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington 2197d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington _dbus_verbose (" adding cancel hook function = %p data = %p\n", 2198d6e1b2adb3d8e51ce1bb47295cef12d9fe1a15a8Havoc Pennington cancel_function, data); 21996be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 22006be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->cancel_function = cancel_function; 22016be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->data = data; 22026be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington ch->free_data_function = free_data_function; 22036be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 22046be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington /* It's important that the hooks get run in reverse order that they 22056be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington * were added 22066be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington */ 22076be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington if (!_dbus_list_prepend (&transaction->cancel_hooks, ch)) 22086be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington { 22096be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington dbus_free (ch); 22106be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return FALSE; 22116be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington } 22126be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington 22136be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington return TRUE; 22146be547d32f018c23ba56426a0bccd08baa2cf440Havoc Pennington} 2215