1*0f4c859eSApple OSS Distributions<h2>device_get_status</h2> 2*0f4c859eSApple OSS Distributions<hr> 3*0f4c859eSApple OSS Distributions<p> 4*0f4c859eSApple OSS Distributions<strong>Function</strong> - Return the current device status. 5*0f4c859eSApple OSS Distributions<h3>SYNOPSIS</h3> 6*0f4c859eSApple OSS Distributions<pre> 7*0f4c859eSApple OSS Distributions<strong>#include< device/device.h></strong> 8*0f4c859eSApple OSS Distributions 9*0f4c859eSApple OSS Distributions<strong>kern_return_t device_get_status</strong> 10*0f4c859eSApple OSS Distributions <strong>(mach_port_t</strong> <var>device</var>, 11*0f4c859eSApple OSS Distributions <strong>dev_flavor_t</strong> <var>flavor</var>, 12*0f4c859eSApple OSS Distributions <strong>dev_status_t</strong> <var>status</var>, 13*0f4c859eSApple OSS Distributions <strong>mach_msg_type_number_t</strong> <var>*status_count</var><strong>);</strong> 14*0f4c859eSApple OSS Distributions</pre> 15*0f4c859eSApple OSS Distributions<h3>PARAMETERS</h3> 16*0f4c859eSApple OSS Distributions<dl> 17*0f4c859eSApple OSS Distributions<p> 18*0f4c859eSApple OSS Distributions<dt> <var>device</var> 19*0f4c859eSApple OSS Distributions<dd> 20*0f4c859eSApple OSS Distributions[in device send right] 21*0f4c859eSApple OSS DistributionsA device port to the device to be interrogated. 22*0f4c859eSApple OSS Distributions<p> 23*0f4c859eSApple OSS Distributions<dt> <var>flavor</var> 24*0f4c859eSApple OSS Distributions<dd> 25*0f4c859eSApple OSS Distributions[in scalar] 26*0f4c859eSApple OSS DistributionsThe type of status information requested. 27*0f4c859eSApple OSS Distributions<p> 28*0f4c859eSApple OSS Distributions<dt> <var>status</var> 29*0f4c859eSApple OSS Distributions<dd> 30*0f4c859eSApple OSS Distributions[out array of natural-sized units] 31*0f4c859eSApple OSS DistributionsThe returned device status. 32*0f4c859eSApple OSS Distributions<p> 33*0f4c859eSApple OSS Distributions<dt> <var>status_count</var> 34*0f4c859eSApple OSS Distributions<dd> 35*0f4c859eSApple OSS Distributions[pointer to in/out scalar] 36*0f4c859eSApple OSS DistributionsOn input, the reserved size of <var>status</var>; on 37*0f4c859eSApple OSS Distributionsoutput, the size of the returned device status (in natural-sized units). 38*0f4c859eSApple OSS Distributions</dl> 39*0f4c859eSApple OSS Distributions<h3>DESCRIPTION</h3> 40*0f4c859eSApple OSS Distributions<p> 41*0f4c859eSApple OSS DistributionsThe <strong>device_get_status</strong> function returns status information 42*0f4c859eSApple OSS Distributionspertaining to an open device. The possible values for <var>flavor</var> as well 43*0f4c859eSApple OSS Distributionsas the meaning of the returned status information is device dependent. 44*0f4c859eSApple OSS Distributions<h3>RETURN VALUES</h3> 45*0f4c859eSApple OSS Distributions<dl> 46*0f4c859eSApple OSS Distributions<p> 47*0f4c859eSApple OSS Distributions<dt> <strong>D_DEVICE_DOWN</strong> 48*0f4c859eSApple OSS Distributions<dd> 49*0f4c859eSApple OSS DistributionsDevice has been shut down 50*0f4c859eSApple OSS Distributions<p> 51*0f4c859eSApple OSS Distributions<dt> <strong>D_NO_SUCH_DEVICE</strong> 52*0f4c859eSApple OSS Distributions<dd> 53*0f4c859eSApple OSS DistributionsNo device with that name, or the device is not operational. 54*0f4c859eSApple OSS Distributions<p> 55*0f4c859eSApple OSS Distributions<dt> <strong>D_OUT_OF_BAND</strong> 56*0f4c859eSApple OSS Distributions<dd> 57*0f4c859eSApple OSS DistributionsOut-of-band condition occurred on device (such as typing \*L<Ctrl>-C\*O) 58*0f4c859eSApple OSS Distributions</dl> 59*0f4c859eSApple OSS Distributions<h3>RELATED INFORMATION</h3> 60*0f4c859eSApple OSS Distributions<p> 61*0f4c859eSApple OSS DistributionsFunctions: 62*0f4c859eSApple OSS Distributions<a href="device_set_status.html"><strong>device_set_status</strong></a>. 63