1*42e22086SApple OSS Distributions<h2>mach_port_limits</h2> 2*42e22086SApple OSS Distributions<hr> 3*42e22086SApple OSS Distributions<p> 4*42e22086SApple OSS Distributions<strong>Structure</strong> - Specifies a port's resource and message queue limits. 5*42e22086SApple OSS Distributions<h3>SYNOPSIS</h3> 6*42e22086SApple OSS Distributions<pre> 7*42e22086SApple OSS Distributions<strong>struct mach_port_limits</strong> 8*42e22086SApple OSS Distributions<strong>{</strong> 9*42e22086SApple OSS Distributions <strong>mach_port_msgcount_t</strong> <var>queue_limit</var><strong>;</strong> 10*42e22086SApple OSS Distributions<strong>};</strong> 11*42e22086SApple OSS Distributions 12*42e22086SApple OSS Distributions<strong>typedef struct mach_port_limits* mach_port_limits_t;</strong> 13*42e22086SApple OSS Distributions</pre> 14*42e22086SApple OSS Distributions<h3>FIELDS</h3> 15*42e22086SApple OSS Distributions<dl> 16*42e22086SApple OSS Distributions<dt> <var>queue_limit</var> 17*42e22086SApple OSS Distributions<dd> 18*42e22086SApple OSS DistributionsNumber of messages allowed to be on the message queue at any given 19*42e22086SApple OSS Distributionstime. Attempts to queue more messages than this limit will block. 20*42e22086SApple OSS Distributions</dl> 21*42e22086SApple OSS Distributions<h3>DESCRIPTION</h3> 22*42e22086SApple OSS Distributions<p> 23*42e22086SApple OSS DistributionsThe <strong>mach_port_limits</strong> structure defines various limits 24*42e22086SApple OSS Distributionsgoverning the messages that can be sent through the port. (In the current 25*42e22086SApple OSS Distributionsimplementation, the structure maintains only a queue length limit.) 26*42e22086SApple OSS Distributions<h3>RELATED INFORMATION</h3> 27*42e22086SApple OSS Distributions<p> 28*42e22086SApple OSS DistributionsFunctions: 29*42e22086SApple OSS Distributions<a href="mach_port_get_attributes.html"><strong>mach_port_get_attributes</strong></a>, 30*42e22086SApple OSS Distributions<a href="mach_port_set_attributes.html"><strong>mach_port_set_attributes</strong></a>. 31*42e22086SApple OSS Distributions<p> 32*42e22086SApple OSS DistributionsStructures: 33*42e22086SApple OSS Distributions<a href="mach_port_qos.html"><strong>mach_port_qos</strong></a>. 34*42e22086SApple OSS Distributions 35