tests/mach_port_deallocate_21692215.c

   1 #define T_NAMESPACE "xnu.ipc"
   2 #include <darwintest.h>
   3 #include <mach/mach.h>
   4 #include <stdlib.h>
   5 #include <stdio.h>
   6
   7 #define NR_PORTS 4
   8
   9 T_DECL(mach_port_deallocate, "mach_port_deallocate deallocates also PORT_SET"){
  10         mach_port_t port_set;
  11         mach_port_t port[NR_PORTS];
  12         int i, ret;
  13
  14         ret = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_PORT_SET, &port_set);
  15         T_ASSERT_MACH_SUCCESS(ret, "mach_port_allocate MACH_PORT_RIGHT_PORT_SET");
  16
  17         for (i = 0; i < NR_PORTS; i++) {
  18                 ret = mach_port_allocate(mach_task_self(), MACH_PORT_RIGHT_RECEIVE, &port[i]);
  19                 T_ASSERT_MACH_SUCCESS(ret, "mach_port_allocate MACH_PORT_RIGHT_RECEIVE");
  20
  21                 ret = mach_port_move_member(mach_task_self(), port[i], port_set);
  22                 T_ASSERT_MACH_SUCCESS(ret, "mach_port_move_member");
  23         }
  24
  25         T_LOG("Ports created");
  26
  27         /* do something */
  28
  29         for (i = 0; i < NR_PORTS; i++) {
  30                 ret = mach_port_mod_refs(mach_task_self(), port[i], MACH_PORT_RIGHT_RECEIVE, -1);
  31                 T_ASSERT_MACH_SUCCESS(ret, "mach_port_mod_refs -1 RIGHT_RECEIVE");
  32         }
  33
  34         ret = mach_port_deallocate(mach_task_self(), port_set);
  35         T_ASSERT_MACH_SUCCESS(ret, "mach_port_deallocate PORT_SET");
  36
  37         T_LOG("Ports erased");
  38 }