win32_get_last_control_message

Returns the last control message that was sent to this service

Description

int win32_get_last_control_message()

Returns the control code that was last sent to this service process. When running as a service you should periodically check this to determine if your service needs to stop running.

Caution

Since version 0.2.0, this function work only in "cli" SAPI. On other SAPI this function is disabled.

Parameters

This function has no parameters.

Return Values

Returns a control constant which will be one of the Win32Service Service Control Message Constants: WIN32_SERVICE_CONTROL_CONTINUE, WIN32_SERVICE_CONTROL_DEVICEEVENT, WIN32_SERVICE_CONTROL_HARDWAREPROFILECHANGE, WIN32_SERVICE_CONTROL_INTERROGATE, WIN32_SERVICE_CONTROL_NETBINDADD, WIN32_SERVICE_CONTROL_NETBINDDISABLE, WIN32_SERVICE_CONTROL_NETBINDENABLE, WIN32_SERVICE_CONTROL_NETBINDREMOVE, WIN32_SERVICE_CONTROL_PARAMCHANGE, WIN32_SERVICE_CONTROL_PAUSE, WIN32_SERVICE_CONTROL_POWEREVENT, WIN32_SERVICE_CONTROL_PRESHUTDOWN, WIN32_SERVICE_CONTROL_SESSIONCHANGE, WIN32_SERVICE_CONTROL_SHUTDOWN, WIN32_SERVICE_CONTROL_STOP.

If the value is between 128 and 255, the control code is custom.

Errors/Exceptions

Prior to version 1.0.0, if the SAPI is not "cli", this function emits an E_ERROR level error.

As of version 1.0.0, will throw a Win32ServiceException if SAPI is not "cli"

Changelog

Version Description
PECL win32service 1.0.0 Throws a ValueError on invalid data in parameters, previously false was returned.
PECL win32service 1.0.0 Throws a Win32ServiceException on error, previously a Win32 Error Code was returned.
PECL win32service 0.2.0 This function works only in the "cli" SAPI.

See Also