xref: /xnu-11417.101.15/tests/proc_info_udata.c (revision e3723e1f17661b24996789d8afc084c0c3303b26)
1*e3723e1fSApple OSS Distributions #include <darwintest.h>
2*e3723e1fSApple OSS Distributions #include "../bsd/sys/proc_info.h"
3*e3723e1fSApple OSS Distributions #include "../libsyscall/wrappers/libproc/libproc.h"
4*e3723e1fSApple OSS Distributions #include <stdio.h>
5*e3723e1fSApple OSS Distributions #include <unistd.h>
6*e3723e1fSApple OSS Distributions #include <TargetConditionals.h>
7*e3723e1fSApple OSS Distributions 
8*e3723e1fSApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
9*e3723e1fSApple OSS Distributions 
10*e3723e1fSApple OSS Distributions T_DECL(proc_udata_info, "Get and set a proc udata token", T_META_TAG_VM_PREFERRED){
11*e3723e1fSApple OSS Distributions 	uint64_t token = mach_absolute_time();
12*e3723e1fSApple OSS Distributions 	proc_info_udata_t udata;
13*e3723e1fSApple OSS Distributions 	int ret;
14*e3723e1fSApple OSS Distributions 
15*e3723e1fSApple OSS Distributions 	udata = token;
16*e3723e1fSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
17*e3723e1fSApple OSS Distributions 
18*e3723e1fSApple OSS Distributions #if !TARGET_OS_OSX
19*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
20*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returns error on non-supported platforms");
21*e3723e1fSApple OSS Distributions 	T_SKIP("Remaining tests are only supported on platforms with CONFIG_PROC_UDATA_STORAGE configured");
22*e3723e1fSApple OSS Distributions #endif
23*e3723e1fSApple OSS Distributions 
24*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
25*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_SET");
26*e3723e1fSApple OSS Distributions 
27*e3723e1fSApple OSS Distributions 	T_LOG("udata set to %#llx", udata);
28*e3723e1fSApple OSS Distributions 
29*e3723e1fSApple OSS Distributions 	bzero(&udata, sizeof(udata));
30*e3723e1fSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
31*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
32*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_GET");
33*e3723e1fSApple OSS Distributions 
34*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_ULLONG(token, udata, "proc_udata_info(): retrieved value matches token");
35*e3723e1fSApple OSS Distributions 
36*e3723e1fSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(uint32_t));
37*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
38*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned -1");
39*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EINVAL, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned EINVAL");
40*e3723e1fSApple OSS Distributions 
41*e3723e1fSApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
42*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
43*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_GET returned -1 on attempt against non-self pid");
44*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EACCES, "proc_udata_info PROC_UDATA_INFO_GET set errno to EACCES on attempt against non-self pid");
45*e3723e1fSApple OSS Distributions 
46*e3723e1fSApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
47*e3723e1fSApple OSS Distributions 	T_WITH_ERRNO;
48*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returned -1 on attempt against non-self pid");
49*e3723e1fSApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EACCES, "proc_udata_info PROC_UDATA_INFO_SET set errno to EACCES on attempt against non-self pid");
50*e3723e1fSApple OSS Distributions }
51