1*e3723e1fSApple OSS Distributions #include <darwintest.h> 2*e3723e1fSApple OSS Distributions #include <sys/sysctl.h> 3*e3723e1fSApple OSS Distributions 4*e3723e1fSApple OSS Distributions T_DECL(sysctl_osreleasetype_nowrite, 5*e3723e1fSApple OSS Distributions "ensure the osreleasetype sysctl is not writeable by normal processes", T_META_TAG_VM_NOT_PREFERRED) 6*e3723e1fSApple OSS Distributions { 7*e3723e1fSApple OSS Distributions char nice_try[32] = "FactoryToAvoidSandbox!"; 8*e3723e1fSApple OSS Distributions int ret = sysctlbyname("kern.osreleasetype", NULL, NULL, nice_try, 9*e3723e1fSApple OSS Distributions sizeof(nice_try)); 10*e3723e1fSApple OSS Distributions T_ASSERT_POSIX_FAILURE(ret, EPERM, "try to set kern.osreleasetype sysctl"); 11*e3723e1fSApple OSS Distributions } 12*e3723e1fSApple OSS Distributions 13*e3723e1fSApple OSS Distributions T_DECL(sysctl_osreleasetype_exists, "ensure the osreleasetype sysctl exists", T_META_TAG_VM_NOT_PREFERRED) 14*e3723e1fSApple OSS Distributions { 15*e3723e1fSApple OSS Distributions char release_type[64] = ""; 16*e3723e1fSApple OSS Distributions size_t release_type_size = sizeof(release_type); 17*e3723e1fSApple OSS Distributions int ret = sysctlbyname("kern.osreleasetype", release_type, 18*e3723e1fSApple OSS Distributions &release_type_size, NULL, 0); 19*e3723e1fSApple OSS Distributions T_ASSERT_POSIX_SUCCESS(ret, "kern.osreleasetype sysctl"); 20*e3723e1fSApple OSS Distributions T_LOG("kern.osreleasetype = %s", release_type); 21*e3723e1fSApple OSS Distributions } 22