1*27b03b36SApple OSS Distributions<h2>vm_region_basic_info</h2> 2*27b03b36SApple OSS Distributions<hr> 3*27b03b36SApple OSS Distributions<p> 4*27b03b36SApple OSS Distributions<strong>Structure</strong> - Defines the attributes of a task's memory region. 5*27b03b36SApple OSS Distributions<h3>SYNOPSIS</h3> 6*27b03b36SApple OSS Distributions<pre> 7*27b03b36SApple OSS Distributions<strong>struct vm_region_basic_info</strong> 8*27b03b36SApple OSS Distributions<strong>{</strong> 9*27b03b36SApple OSS Distributions <strong>vm_prot_t</strong> <var>protection</var><strong>;</strong> 10*27b03b36SApple OSS Distributions <strong>vm_prot_t</strong> <var>max_protection</var><strong>;</strong> 11*27b03b36SApple OSS Distributions <strong>vm_inherit_t</strong> <var>inheritance</var><strong>;</strong> 12*27b03b36SApple OSS Distributions <strong>boolean_t</strong> <var>shared</var><strong>;</strong> 13*27b03b36SApple OSS Distributions <strong>boolean_t</strong> <var>reserved</var><strong>;</strong> 14*27b03b36SApple OSS Distributions <strong>vm_offset_t</strong> <var>offset</var><strong>;</strong> 15*27b03b36SApple OSS Distributions <strong>vm_behavior_t</strong> <var>behavior</var><strong>;</strong> 16*27b03b36SApple OSS Distributions <strong>unsigned short</strong> <var>user_wired_count</var><strong>;</strong> 17*27b03b36SApple OSS Distributions<strong>};</strong> 18*27b03b36SApple OSS Distributions 19*27b03b36SApple OSS Distributions<strong>typedef struct vm_region_basic_info* vm_region_basic_info_t;</strong> 20*27b03b36SApple OSS Distributions</pre> 21*27b03b36SApple OSS Distributions<h3>FIELDS</h3> 22*27b03b36SApple OSS Distributions<dl> 23*27b03b36SApple OSS Distributions<dt> <var>protection</var> 24*27b03b36SApple OSS Distributions<dd> 25*27b03b36SApple OSS DistributionsThe current protection for the region. 26*27b03b36SApple OSS Distributions<p> 27*27b03b36SApple OSS Distributions<dt> <var>max_protection</var> 28*27b03b36SApple OSS Distributions<dd> 29*27b03b36SApple OSS DistributionsThe maximum protection allowed for the region. 30*27b03b36SApple OSS Distributions<p> 31*27b03b36SApple OSS Distributions<dt> <var>inheritance</var> 32*27b03b36SApple OSS Distributions<dd> 33*27b03b36SApple OSS DistributionsThe inheritance attribute for the region. 34*27b03b36SApple OSS Distributions<p> 35*27b03b36SApple OSS Distributions<dt> <var>shared</var> 36*27b03b36SApple OSS Distributions<dd> 37*27b03b36SApple OSS DistributionsShared indicator. If true, the region is shared by another task. If false, 38*27b03b36SApple OSS Distributionsthe region is not shared. 39*27b03b36SApple OSS Distributions<p> 40*27b03b36SApple OSS Distributions<dt> <var>reserved</var> 41*27b03b36SApple OSS Distributions<dd> 42*27b03b36SApple OSS DistributionsIf true the region is protected from random allocation. 43*27b03b36SApple OSS Distributions<p> 44*27b03b36SApple OSS Distributions<dt> <var>offset</var> 45*27b03b36SApple OSS Distributions<dd> 46*27b03b36SApple OSS DistributionsThe region's offset into the memory object. The region begins at this 47*27b03b36SApple OSS Distributionsoffset. 48*27b03b36SApple OSS Distributions<p> 49*27b03b36SApple OSS Distributions<dt> <var>behavior</var> 50*27b03b36SApple OSS Distributions<dd> 51*27b03b36SApple OSS DistributionsExpected reference pattern for the memory. Valid values are: 52*27b03b36SApple OSS Distributions<dl> 53*27b03b36SApple OSS Distributions<p> 54*27b03b36SApple OSS Distributions<dt> <strong>VM_BEHAVIOR_DEFAULT</strong> 55*27b03b36SApple OSS Distributions<dd> 56*27b03b36SApple OSS DistributionsThe system's default behavior. 57*27b03b36SApple OSS Distributions<p> 58*27b03b36SApple OSS Distributions<dt> <strong>VM_BEHAVIOR_RANDOM</strong> 59*27b03b36SApple OSS Distributions<dd> 60*27b03b36SApple OSS DistributionsNo particular order expected. 61*27b03b36SApple OSS Distributions<p> 62*27b03b36SApple OSS Distributions<dt> <strong>VM_BEHAVIOR_SEQUENTIAL</strong> 63*27b03b36SApple OSS Distributions<dd> 64*27b03b36SApple OSS DistributionsForward sequential order. 65*27b03b36SApple OSS Distributions<p> 66*27b03b36SApple OSS Distributions<dt> <strong>VM_BEHAVIOR_RSEQNTL</strong> 67*27b03b36SApple OSS Distributions<dd> 68*27b03b36SApple OSS DistributionsReverse sequential order. 69*27b03b36SApple OSS Distributions</dl> 70*27b03b36SApple OSS Distributions</dl> 71*27b03b36SApple OSS Distributions<h3>DESCRIPTION</h3> 72*27b03b36SApple OSS Distributions<p> 73*27b03b36SApple OSS DistributionsThe <strong>vm_region_basic_info</strong> structure defines the attributes 74*27b03b36SApple OSS Distributionsof a memory region returned by <strong>vm_region</strong>. 75*27b03b36SApple OSS Distributions<h3>RELATED INFORMATION</h3> 76*27b03b36SApple OSS Distributions<p> 77*27b03b36SApple OSS DistributionsFunctions: 78*27b03b36SApple OSS Distributions<a href="vm_region.html"><strong>vm_region</strong></a>, 79*27b03b36SApple OSS Distributions<a href="vm_inherit.html"><strong>vm_inherit</strong></a>, 80*27b03b36SApple OSS Distributions<a href="vm_protect.html"><strong>vm_protect</strong></a>. 81