1*0f4c859eSApple OSS Distributions<h2>vm_region_basic_info</h2> 2*0f4c859eSApple OSS Distributions<hr> 3*0f4c859eSApple OSS Distributions<p> 4*0f4c859eSApple OSS Distributions<strong>Structure</strong> - Defines the attributes of a task's memory region. 5*0f4c859eSApple OSS Distributions<h3>SYNOPSIS</h3> 6*0f4c859eSApple OSS Distributions<pre> 7*0f4c859eSApple OSS Distributions<strong>struct vm_region_basic_info</strong> 8*0f4c859eSApple OSS Distributions<strong>{</strong> 9*0f4c859eSApple OSS Distributions <strong>vm_prot_t</strong> <var>protection</var><strong>;</strong> 10*0f4c859eSApple OSS Distributions <strong>vm_prot_t</strong> <var>max_protection</var><strong>;</strong> 11*0f4c859eSApple OSS Distributions <strong>vm_inherit_t</strong> <var>inheritance</var><strong>;</strong> 12*0f4c859eSApple OSS Distributions <strong>boolean_t</strong> <var>shared</var><strong>;</strong> 13*0f4c859eSApple OSS Distributions <strong>boolean_t</strong> <var>reserved</var><strong>;</strong> 14*0f4c859eSApple OSS Distributions <strong>vm_offset_t</strong> <var>offset</var><strong>;</strong> 15*0f4c859eSApple OSS Distributions <strong>vm_behavior_t</strong> <var>behavior</var><strong>;</strong> 16*0f4c859eSApple OSS Distributions <strong>unsigned short</strong> <var>user_wired_count</var><strong>;</strong> 17*0f4c859eSApple OSS Distributions<strong>};</strong> 18*0f4c859eSApple OSS Distributions 19*0f4c859eSApple OSS Distributions<strong>typedef struct vm_region_basic_info* vm_region_basic_info_t;</strong> 20*0f4c859eSApple OSS Distributions</pre> 21*0f4c859eSApple OSS Distributions<h3>FIELDS</h3> 22*0f4c859eSApple OSS Distributions<dl> 23*0f4c859eSApple OSS Distributions<dt> <var>protection</var> 24*0f4c859eSApple OSS Distributions<dd> 25*0f4c859eSApple OSS DistributionsThe current protection for the region. 26*0f4c859eSApple OSS Distributions<p> 27*0f4c859eSApple OSS Distributions<dt> <var>max_protection</var> 28*0f4c859eSApple OSS Distributions<dd> 29*0f4c859eSApple OSS DistributionsThe maximum protection allowed for the region. 30*0f4c859eSApple OSS Distributions<p> 31*0f4c859eSApple OSS Distributions<dt> <var>inheritance</var> 32*0f4c859eSApple OSS Distributions<dd> 33*0f4c859eSApple OSS DistributionsThe inheritance attribute for the region. 34*0f4c859eSApple OSS Distributions<p> 35*0f4c859eSApple OSS Distributions<dt> <var>shared</var> 36*0f4c859eSApple OSS Distributions<dd> 37*0f4c859eSApple OSS DistributionsShared indicator. If true, the region is shared by another task. If false, 38*0f4c859eSApple OSS Distributionsthe region is not shared. 39*0f4c859eSApple OSS Distributions<p> 40*0f4c859eSApple OSS Distributions<dt> <var>reserved</var> 41*0f4c859eSApple OSS Distributions<dd> 42*0f4c859eSApple OSS DistributionsIf true the region is protected from random allocation. 43*0f4c859eSApple OSS Distributions<p> 44*0f4c859eSApple OSS Distributions<dt> <var>offset</var> 45*0f4c859eSApple OSS Distributions<dd> 46*0f4c859eSApple OSS DistributionsThe region's offset into the memory object. The region begins at this 47*0f4c859eSApple OSS Distributionsoffset. 48*0f4c859eSApple OSS Distributions<p> 49*0f4c859eSApple OSS Distributions<dt> <var>behavior</var> 50*0f4c859eSApple OSS Distributions<dd> 51*0f4c859eSApple OSS DistributionsExpected reference pattern for the memory. Valid values are: 52*0f4c859eSApple OSS Distributions<dl> 53*0f4c859eSApple OSS Distributions<p> 54*0f4c859eSApple OSS Distributions<dt> <strong>VM_BEHAVIOR_DEFAULT</strong> 55*0f4c859eSApple OSS Distributions<dd> 56*0f4c859eSApple OSS DistributionsThe system's default behavior. 57*0f4c859eSApple OSS Distributions<p> 58*0f4c859eSApple OSS Distributions<dt> <strong>VM_BEHAVIOR_RANDOM</strong> 59*0f4c859eSApple OSS Distributions<dd> 60*0f4c859eSApple OSS DistributionsNo particular order expected. 61*0f4c859eSApple OSS Distributions<p> 62*0f4c859eSApple OSS Distributions<dt> <strong>VM_BEHAVIOR_SEQUENTIAL</strong> 63*0f4c859eSApple OSS Distributions<dd> 64*0f4c859eSApple OSS DistributionsForward sequential order. 65*0f4c859eSApple OSS Distributions<p> 66*0f4c859eSApple OSS Distributions<dt> <strong>VM_BEHAVIOR_RSEQNTL</strong> 67*0f4c859eSApple OSS Distributions<dd> 68*0f4c859eSApple OSS DistributionsReverse sequential order. 69*0f4c859eSApple OSS Distributions</dl> 70*0f4c859eSApple OSS Distributions</dl> 71*0f4c859eSApple OSS Distributions<h3>DESCRIPTION</h3> 72*0f4c859eSApple OSS Distributions<p> 73*0f4c859eSApple OSS DistributionsThe <strong>vm_region_basic_info</strong> structure defines the attributes 74*0f4c859eSApple OSS Distributionsof a memory region returned by <strong>vm_region</strong>. 75*0f4c859eSApple OSS Distributions<h3>RELATED INFORMATION</h3> 76*0f4c859eSApple OSS Distributions<p> 77*0f4c859eSApple OSS DistributionsFunctions: 78*0f4c859eSApple OSS Distributions<a href="vm_region.html"><strong>vm_region</strong></a>, 79*0f4c859eSApple OSS Distributions<a href="vm_inherit.html"><strong>vm_inherit</strong></a>, 80*0f4c859eSApple OSS Distributions<a href="vm_protect.html"><strong>vm_protect</strong></a>. 81