kernel/debug/user_debugger.cpp

26 #include <port.h>
71 kill_interruptable_write_port(port_id port, int32 code, const void *buffer,
74 	return write_port_etc(port, code, buffer, bufferSize, B_KILL_CAN_INTERRUPT,
80 debugger_write(port_id port, int32 code, const void *buffer, size_t bufferSize,
84 		"port: %" B_PRId32 ", code: %" B_PRIx32 ", message: %p, size: %lu, "
86 		thread_get_current_thread()->team->id, port, code, buffer, bufferSize,
108 	if (teamDebugInfo.debugger_port != port
114 			(teamDebugInfo.debugger_port != port ? "debugger port changed"
117 		TRACE(("debugger_write(): writing to port...\n"));
119 		error = write_port_etc(port, code, buffer, bufferSize,
267 		// delete the debugger port write lock
273 		// delete the nub port
457 	// initialized, change the ownership of the debug port for the thread
461 		// get the port
471 		// set the new port ownership
485 	// initialized for this thread, change the ownership of its debug port
488 		// get the port
498 		// set the new port ownership
540 	// check, if there's a debug port already
544 	// create a port, if there is none yet
545 	port_id port = -1;
551 		port = create_port(1, nameBuffer);
552 		if (port < 0) {
553 			dprintf("thread_hit_debug_event(): Failed to create debug port: "
554 				"%s\n", strerror(port));
555 			return port;
559 	// check the debug info structures once more: get the debugger port, set
560 	// the thread's debug port, and update the thread's debug flags
561 	port_id deletePort = port;
587 				// someone created a port for us (the port we've created will
589 				port = thread->debug_info.debug_port;
591 				thread->debug_info.debug_port = port;
592 				deletePort = -1;	// keep the port
597 				port = thread->debug_info.debug_port;
599 				// someone deleted our port
617 	// delete the superfluous port
627 	// send a message to the debugger port
636 			"message to debugger port %" B_PRId32 "\n", thread->id,
648 			// read a command from the debug port
651 			ssize_t commandMessageSize = read_port_etc(port, &command,
658 					"to receive message from port %" B_PRId32 ": %" B_PRIx32 "\n",
659 					thread->id, port, error));
730 			"message to debugger port %" B_PRId32 ": %" B_PRIx32 "\n",
1006 		TRACE(("user_debug_team_deleted(team: %" B_PRId32 ", debugger port: "
1083 	// get the team debug flags and debugger port
1516 		thus have a debug port).
1535 		// get the thread's debug port
1565 	TRACE(("nub_thread_cleanup(%" B_PRId32 "): debugger port: %" B_PRId32 "\n",
1611 /**	\brief Debug nub thread helper function that returns the debug port of
1627 	// get the debug port
1651 	// check, if we're still the current nub thread and get our port
1661 	port_id port = nubThread->team->debug_info.nub_port;
1670 		"port: %" B_PRId32 "\n", nubThread->id, nubThread->team->id, port));
1680 		ssize_t messageSize = read_port_etc(port, &command, &message,
1684 			// The port is no longer valid or we were interrupted by a kill
1736 					"reply port: %" B_PRId32 ", address: %p, size: %" B_PRId32
1772 					"reply port: %" B_PRId32 ", address: %p, size: %" B_PRId32
1852 				// find the thread and get its debug port
1893 				// find the thread and get its debug port
1920 				// find the thread and get its debug port
2145 					": reply port: %" B_PRId32 ", thread: %" B_PRId32 ", "
2189 					": reply port: %" B_PRId32 ", signal: %d, handler: %p\n",
2209 				// will write anything to the debugger port anymore.
2460 				// The debugger port is either not longer existing or we got
2462 				TRACE(("nub thread %" B_PRId32 ": failed to send reply to port "
2526 	TRACE(("install_team_debugger(team: %" B_PRId32 ", port: %" B_PRId32 ", "
2537 		TRACE(("install_team_debugger(): Failed to get debugger port info: "
2677 			"%" B_PRId32 ", port: %" B_PRId32 "\n", debuggerTeam,
2692 	snprintf(nameBuffer, sizeof(nameBuffer), "team %" B_PRId32 " debugger port "
2698 	// create the nub port
2708 	// make the debugger team the port owner; thus we know, if the debugger is
2755 		// delete port and terminate thread
2777 	port_id port = install_team_debugger(B_CURRENT_TEAM, -1,
2779 	return port >= 0 ? B_OK : port;
2849 	// if supplied, check whether the port is a valid port
2904 	// Delete the nub port -- this will cause the nub thread to terminate and