From cd57ebe33b758755906d3823bbe3cef3ddd58f2d Mon Sep 17 00:00:00 2001 From: Ralf Habacker Date: Thu, 15 Mar 2007 13:27:01 +0000 Subject: * bus/config-parser.c, bus/policy.c, bus/policy.h, bus/dbus-daemon.1.in,bus/session.conf.in: added eavesdrop support for replies - patch by olli.salli at collabora.co.uk approved by Havoc Pennington. --- bus/config-parser.c | 22 ++++++++++++++-------- bus/dbus-daemon.1.in | 9 +++++---- bus/policy.c | 8 ++++---- bus/policy.h | 1 + bus/session.conf.in | 2 +- 5 files changed, 25 insertions(+), 17 deletions(-) (limited to 'bus') diff --git a/bus/config-parser.c b/bus/config-parser.c index ea12ce7f..f5b1f802 100644 --- a/bus/config-parser.c +++ b/bus/config-parser.c @@ -1181,7 +1181,6 @@ append_rule_from_element (BusConfigParser *parser, (send_interface && receive_member) || (send_interface && receive_error) || (send_interface && receive_sender) || - (send_interface && eavesdrop) || (send_interface && receive_requested_reply) || (send_interface && own) || (send_interface && user) || @@ -1192,7 +1191,6 @@ append_rule_from_element (BusConfigParser *parser, (send_member && receive_member) || (send_member && receive_error) || (send_member && receive_sender) || - (send_member && eavesdrop) || (send_member && receive_requested_reply) || (send_member && own) || (send_member && user) || @@ -1202,7 +1200,6 @@ append_rule_from_element (BusConfigParser *parser, (send_error && receive_member) || (send_error && receive_error) || (send_error && receive_sender) || - (send_error && eavesdrop) || (send_error && receive_requested_reply) || (send_error && own) || (send_error && user) || @@ -1212,7 +1209,6 @@ append_rule_from_element (BusConfigParser *parser, (send_destination && receive_member) || (send_destination && receive_error) || (send_destination && receive_sender) || - (send_destination && eavesdrop) || (send_destination && receive_requested_reply) || (send_destination && own) || (send_destination && user) || @@ -1222,7 +1218,6 @@ append_rule_from_element (BusConfigParser *parser, (send_type && receive_member) || (send_type && receive_error) || (send_type && receive_sender) || - (send_type && eavesdrop) || (send_type && receive_requested_reply) || (send_type && own) || (send_type && user) || @@ -1232,7 +1227,6 @@ append_rule_from_element (BusConfigParser *parser, (send_path && receive_member) || (send_path && receive_error) || (send_path && receive_sender) || - (send_path && eavesdrop) || (send_path && receive_requested_reply) || (send_path && own) || (send_path && user) || @@ -1242,7 +1236,6 @@ append_rule_from_element (BusConfigParser *parser, (send_requested_reply && receive_member) || (send_requested_reply && receive_error) || (send_requested_reply && receive_sender) || - (send_requested_reply && eavesdrop) || (send_requested_reply && receive_requested_reply) || (send_requested_reply && own) || (send_requested_reply && user) || @@ -1319,6 +1312,16 @@ append_rule_from_element (BusConfigParser *parser, } } + if (eavesdrop && + !(strcmp (eavesdrop, "true") == 0 || + strcmp (eavesdrop, "false") == 0)) + { + dbus_set_error (error, DBUS_ERROR_FAILED, + "Bad value \"%s\" for %s attribute, must be true or false", + "eavesdrop", eavesdrop); + return FALSE; + } + if (send_requested_reply && !(strcmp (send_requested_reply, "true") == 0 || strcmp (send_requested_reply, "false") == 0)) @@ -1333,9 +1336,12 @@ append_rule_from_element (BusConfigParser *parser, if (rule == NULL) goto nomem; + if (eavesdrop) + rule->d.send.eavesdrop = (strcmp (eavesdrop, "true") == 0); + if (send_requested_reply) rule->d.send.requested_reply = (strcmp (send_requested_reply, "true") == 0); - + rule->d.send.message_type = message_type; rule->d.send.path = _dbus_strdup (send_path); rule->d.send.interface = _dbus_strdup (send_interface); diff --git a/bus/dbus-daemon.1.in b/bus/dbus-daemon.1.in index acee933a..a657d285 100644 --- a/bus/dbus-daemon.1.in +++ b/bus/dbus-daemon.1.in @@ -437,9 +437,10 @@ matches against the given field in the message header. .PP "Eavesdropping" occurs when an application receives a message that -was explicitly addressed to a name the application does not own. -Eavesdropping thus only applies to messages that are addressed to -services (i.e. it does not apply to signals). +was explicitly addressed to a name the application does not own, or +is a reply to such a message. Eavesdropping thus only applies to +messages that are addressed to services and replies to such messages +(i.e. it does not apply to signals). .PP For , eavesdrop="true" indicates that the rule matches even @@ -449,7 +450,7 @@ For , eavesdrop="true" indicates that the rule matches only when eavesdropping. eavesdrop="false" is the default for also, but here it means that the rule applies always, even when not eavesdropping. The eavesdrop attribute can only be combined with -receive rules (with receive_* attributes). +send and receive rules (with send_* and receive_* attributes). .PP diff --git a/bus/policy.c b/bus/policy.c index 7b4c5f26..7782563b 100644 --- a/bus/policy.c +++ b/bus/policy.c @@ -900,9 +900,9 @@ bus_client_policy_check_can_send (BusClientPolicy *policy, * only when reply was requested. requested_reply=false means * always allow. */ - if (!requested_reply && rule->allow && rule->d.send.requested_reply) + if (!requested_reply && rule->allow && rule->d.send.requested_reply && !rule->d.send.eavesdrop) { - _dbus_verbose (" (policy) skipping allow rule since it only applies to requested replies\n"); + _dbus_verbose (" (policy) skipping allow rule since it only applies to requested replies and does not allow eavesdropping\n"); continue; } @@ -1086,9 +1086,9 @@ bus_client_policy_check_can_receive (BusClientPolicy *policy, * only when reply was requested. requested_reply=false means * always allow. */ - if (!requested_reply && rule->allow && rule->d.receive.requested_reply) + if (!requested_reply && rule->allow && rule->d.receive.requested_reply && !rule->d.receive.eavesdrop) { - _dbus_verbose (" (policy) skipping allow rule since it only applies to requested replies\n"); + _dbus_verbose (" (policy) skipping allow rule since it only applies to requested replies and does not allow eavesdropping\n"); continue; } diff --git a/bus/policy.h b/bus/policy.h index 0a944ff1..e2574bc3 100644 --- a/bus/policy.h +++ b/bus/policy.h @@ -63,6 +63,7 @@ struct BusPolicyRule char *member; char *error; char *destination; + unsigned int eavesdrop : 1; unsigned int requested_reply : 1; } send; diff --git a/bus/session.conf.in b/bus/session.conf.in index 962a1982..58c6ba1c 100644 --- a/bus/session.conf.in +++ b/bus/session.conf.in @@ -14,7 +14,7 @@ - + -- cgit