1*8d741a5dSApple OSS Distributions #include <sys/sysctl.h>
2*8d741a5dSApple OSS Distributions #include <signal.h>
3*8d741a5dSApple OSS Distributions #include <darwintest.h>
4*8d741a5dSApple OSS Distributions #include <darwintest_utils.h>
5*8d741a5dSApple OSS Distributions
6*8d741a5dSApple OSS Distributions T_GLOBAL_META(
7*8d741a5dSApple OSS Distributions T_META_NAMESPACE("xnu.vm"),
8*8d741a5dSApple OSS Distributions T_META_RADAR_COMPONENT_NAME("xnu"),
9*8d741a5dSApple OSS Distributions T_META_RADAR_COMPONENT_VERSION("VM"),
10*8d741a5dSApple OSS Distributions T_META_ASROOT(YES),
11*8d741a5dSApple OSS Distributions T_META_RUN_CONCURRENTLY(true));
12*8d741a5dSApple OSS Distributions
13*8d741a5dSApple OSS Distributions static int64_t
run_sysctl_test(const char * t,int64_t value)14*8d741a5dSApple OSS Distributions run_sysctl_test(const char *t, int64_t value)
15*8d741a5dSApple OSS Distributions {
16*8d741a5dSApple OSS Distributions char name[1024];
17*8d741a5dSApple OSS Distributions int64_t result = 0;
18*8d741a5dSApple OSS Distributions size_t s = sizeof(value);
19*8d741a5dSApple OSS Distributions int rc;
20*8d741a5dSApple OSS Distributions
21*8d741a5dSApple OSS Distributions snprintf(name, sizeof(name), "debug.test.%s", t);
22*8d741a5dSApple OSS Distributions rc = sysctlbyname(name, &result, &s, &value, s);
23*8d741a5dSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(rc, "sysctlbyname(%s)", t);
24*8d741a5dSApple OSS Distributions return result;
25*8d741a5dSApple OSS Distributions }
26*8d741a5dSApple OSS Distributions
27*8d741a5dSApple OSS Distributions T_DECL(vm_map_non_aligned,
28*8d741a5dSApple OSS Distributions "Test that we can destroy map unaligned mappings (rdar://88969652)",
29*8d741a5dSApple OSS Distributions T_META_TAG_VM_PREFERRED)
30*8d741a5dSApple OSS Distributions {
31*8d741a5dSApple OSS Distributions T_EXPECT_EQ(1ull, run_sysctl_test("vm_map_non_aligned", 0), "vm_map_non_aligned");
32*8d741a5dSApple OSS Distributions }
33*8d741a5dSApple OSS Distributions
34*8d741a5dSApple OSS Distributions T_DECL(vm_map_null,
35*8d741a5dSApple OSS Distributions "Test that we can call vm_map functions with VM_MAP_NULL",
36*8d741a5dSApple OSS Distributions T_META_TAG_VM_PREFERRED)
37*8d741a5dSApple OSS Distributions {
38*8d741a5dSApple OSS Distributions int64_t result = run_sysctl_test("vm_map_null", 0);
39*8d741a5dSApple OSS Distributions T_EXPECT_EQ(1ull, result, "vm_map_null");
40*8d741a5dSApple OSS Distributions }
41*8d741a5dSApple OSS Distributions
42*8d741a5dSApple OSS Distributions T_DECL(vm_memory_entry_pgz,
43*8d741a5dSApple OSS Distributions "Test that we can make a memory entry of a pgz protected allocation (rdar://122836976)",
44*8d741a5dSApple OSS Distributions T_META_TAG_VM_PREFERRED)
45*8d741a5dSApple OSS Distributions {
46*8d741a5dSApple OSS Distributions int64_t result = run_sysctl_test("vm_memory_entry_pgz", 0);
47*8d741a5dSApple OSS Distributions if (result == 2) {
48*8d741a5dSApple OSS Distributions T_SKIP("Unable to pgz_protect allocation. Pgz slots might be full.");
49*8d741a5dSApple OSS Distributions }
50*8d741a5dSApple OSS Distributions T_EXPECT_EQ(1ull, result, "vm_memory_entry_pgz");
51*8d741a5dSApple OSS Distributions }
52