xref: /xnu-8020.140.41/tests/proc_info_udata.c (revision 27b03b360a988dfd3dfdf34262bb0042026747cc)
1*27b03b36SApple OSS Distributions #include <darwintest.h>
2*27b03b36SApple OSS Distributions #include "../bsd/sys/proc_info.h"
3*27b03b36SApple OSS Distributions #include "../libsyscall/wrappers/libproc/libproc.h"
4*27b03b36SApple OSS Distributions #include <stdio.h>
5*27b03b36SApple OSS Distributions #include <unistd.h>
6*27b03b36SApple OSS Distributions #include <TargetConditionals.h>
7*27b03b36SApple OSS Distributions 
8*27b03b36SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
9*27b03b36SApple OSS Distributions 
10*27b03b36SApple OSS Distributions T_DECL(proc_udata_info, "Get and set a proc udata token"){
11*27b03b36SApple OSS Distributions 	uint64_t token = mach_absolute_time();
12*27b03b36SApple OSS Distributions 	proc_info_udata_t udata;
13*27b03b36SApple OSS Distributions 	int ret;
14*27b03b36SApple OSS Distributions 
15*27b03b36SApple OSS Distributions 	udata = token;
16*27b03b36SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
17*27b03b36SApple OSS Distributions 
18*27b03b36SApple OSS Distributions #if !TARGET_OS_OSX
19*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
20*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returns error on non-supported platforms");
21*27b03b36SApple OSS Distributions 	T_SKIP("Remaining tests are only supported on platforms with CONFIG_PROC_UDATA_STORAGE configured");
22*27b03b36SApple OSS Distributions #endif
23*27b03b36SApple OSS Distributions 
24*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
25*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_SET");
26*27b03b36SApple OSS Distributions 
27*27b03b36SApple OSS Distributions 	T_LOG("udata set to %#llx", udata);
28*27b03b36SApple OSS Distributions 
29*27b03b36SApple OSS Distributions 	bzero(&udata, sizeof(udata));
30*27b03b36SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
31*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
32*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_GET");
33*27b03b36SApple OSS Distributions 
34*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_ULLONG(token, udata, "proc_udata_info(): retrieved value matches token");
35*27b03b36SApple OSS Distributions 
36*27b03b36SApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(uint32_t));
37*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
38*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned -1");
39*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EINVAL, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned EINVAL");
40*27b03b36SApple OSS Distributions 
41*27b03b36SApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
42*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
43*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_GET returned -1 on attempt against non-self pid");
44*27b03b36SApple 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*27b03b36SApple OSS Distributions 
46*27b03b36SApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
47*27b03b36SApple OSS Distributions 	T_WITH_ERRNO;
48*27b03b36SApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returned -1 on attempt against non-self pid");
49*27b03b36SApple 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*27b03b36SApple OSS Distributions }
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