mirror of
https://github.com/debauchee/barrier.git
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100 lines
2.9 KiB
C
100 lines
2.9 KiB
C
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2014 Synergy Si Ltd.
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <syslog.h>
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <xpc/xpc.h>
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const char* const label = "synmacph";
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static void xpcEventHandler(xpc_connection_t connection, xpc_object_t event);
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static void xpcConnectionHandler(xpc_connection_t connection);
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static void xpcEventHandler(xpc_connection_t connection, xpc_object_t event)
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{
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syslog(LOG_NOTICE, "received event in helper");
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xpc_type_t type = xpc_get_type(event);
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if (type == XPC_TYPE_ERROR) {
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if (event == XPC_ERROR_CONNECTION_INVALID) {
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// the client process on the other end of the connection has either
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// crashed or cancelled the connection. After receiving this error,
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// the connection is in an invalid state, and you do not need to
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// call xpc_connection_cancel(). Just tear down any associated state
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// here.
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}
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else if (event == XPC_ERROR_TERMINATION_IMMINENT) {
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// handle per-connection termination cleanup.
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}
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}
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else {
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xpc_connection_t remote = xpc_dictionary_get_remote_connection(event);
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const char* command = xpc_dictionary_get_string(event, "request");
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syslog(LOG_NOTICE, "received command in helper: %s", command);
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system(command);
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xpc_object_t reply = xpc_dictionary_create_reply(event);
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xpc_dictionary_set_string(reply, "reply", "command has been executed");
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xpc_connection_send_message(remote, reply);
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xpc_release(reply);
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}
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}
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static void xpcConnectionHandler(xpc_connection_t connection)
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{
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syslog(LOG_NOTICE, "configuring message event handler for helper");
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xpc_connection_set_event_handler(connection, ^(xpc_object_t event) {
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xpcEventHandler(connection, event);
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});
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xpc_connection_resume(connection);
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}
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int main(int argc, const char * argv[])
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{
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#pragma unused(argc)
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#pragma unused(argv)
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xpc_connection_t service = xpc_connection_create_mach_service(
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label,
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dispatch_get_main_queue(),
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XPC_CONNECTION_MACH_SERVICE_LISTENER);
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if (!service) {
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syslog(LOG_NOTICE, "failed to create service");
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exit(EXIT_FAILURE);
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}
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syslog(LOG_NOTICE, "configuring connection event handler for helper");
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xpc_connection_set_event_handler(service, ^(xpc_object_t connection) {
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xpcConnectionHandler(connection);
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});
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xpc_connection_resume(service);
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dispatch_main();
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xpc_release(service);
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return EXIT_SUCCESS;
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}
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