xref: /xnu-10063.141.1/tests/proc_info_udata.c (revision d8b80295118ef25ac3a784134bcf95cd8e88109f)
1*d8b80295SApple OSS Distributions #include <darwintest.h>
2*d8b80295SApple OSS Distributions #include "../bsd/sys/proc_info.h"
3*d8b80295SApple OSS Distributions #include "../libsyscall/wrappers/libproc/libproc.h"
4*d8b80295SApple OSS Distributions #include <stdio.h>
5*d8b80295SApple OSS Distributions #include <unistd.h>
6*d8b80295SApple OSS Distributions #include <TargetConditionals.h>
7*d8b80295SApple OSS Distributions 
8*d8b80295SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
9*d8b80295SApple OSS Distributions 
10*d8b80295SApple OSS Distributions T_DECL(proc_udata_info, "Get and set a proc udata token"){
11*d8b80295SApple OSS Distributions 	uint64_t token = mach_absolute_time();
12*d8b80295SApple OSS Distributions 	proc_info_udata_t udata;
13*d8b80295SApple OSS Distributions 	int ret;
14*d8b80295SApple OSS Distributions 
15*d8b80295SApple OSS Distributions 	udata = token;
16*d8b80295SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
17*d8b80295SApple OSS Distributions 
18*d8b80295SApple OSS Distributions #if !TARGET_OS_OSX
19*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
20*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returns error on non-supported platforms");
21*d8b80295SApple OSS Distributions 	T_SKIP("Remaining tests are only supported on platforms with CONFIG_PROC_UDATA_STORAGE configured");
22*d8b80295SApple OSS Distributions #endif
23*d8b80295SApple OSS Distributions 
24*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
25*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_SET");
26*d8b80295SApple OSS Distributions 
27*d8b80295SApple OSS Distributions 	T_LOG("udata set to %#llx", udata);
28*d8b80295SApple OSS Distributions 
29*d8b80295SApple OSS Distributions 	bzero(&udata, sizeof(udata));
30*d8b80295SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
31*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
32*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_GET");
33*d8b80295SApple OSS Distributions 
34*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_ULLONG(token, udata, "proc_udata_info(): retrieved value matches token");
35*d8b80295SApple OSS Distributions 
36*d8b80295SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(uint32_t));
37*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
38*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned -1");
39*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EINVAL, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned EINVAL");
40*d8b80295SApple OSS Distributions 
41*d8b80295SApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
42*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
43*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_GET returned -1 on attempt against non-self pid");
44*d8b80295SApple 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*d8b80295SApple OSS Distributions 
46*d8b80295SApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
47*d8b80295SApple OSS Distributions 	T_WITH_ERRNO;
48*d8b80295SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returned -1 on attempt against non-self pid");
49*d8b80295SApple 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*d8b80295SApple OSS Distributions }
51