xref: /xnu-8020.121.3/tests/proc_info_udata.c (revision fdd8201d7b966f0c3ea610489d29bd841d358941)
1*fdd8201dSApple OSS Distributions #include <darwintest.h>
2*fdd8201dSApple OSS Distributions #include "../bsd/sys/proc_info.h"
3*fdd8201dSApple OSS Distributions #include "../libsyscall/wrappers/libproc/libproc.h"
4*fdd8201dSApple OSS Distributions #include <stdio.h>
5*fdd8201dSApple OSS Distributions #include <unistd.h>
6*fdd8201dSApple OSS Distributions #include <TargetConditionals.h>
7*fdd8201dSApple OSS Distributions 
8*fdd8201dSApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
9*fdd8201dSApple OSS Distributions 
10*fdd8201dSApple OSS Distributions T_DECL(proc_udata_info, "Get and set a proc udata token"){
11*fdd8201dSApple OSS Distributions 	uint64_t token = mach_absolute_time();
12*fdd8201dSApple OSS Distributions 	proc_info_udata_t udata;
13*fdd8201dSApple OSS Distributions 	int ret;
14*fdd8201dSApple OSS Distributions 
15*fdd8201dSApple OSS Distributions 	udata = token;
16*fdd8201dSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
17*fdd8201dSApple OSS Distributions 
18*fdd8201dSApple OSS Distributions #if !TARGET_OS_OSX
19*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
20*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returns error on non-supported platforms");
21*fdd8201dSApple OSS Distributions 	T_SKIP("Remaining tests are only supported on platforms with CONFIG_PROC_UDATA_STORAGE configured");
22*fdd8201dSApple OSS Distributions #endif
23*fdd8201dSApple OSS Distributions 
24*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
25*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_SET");
26*fdd8201dSApple OSS Distributions 
27*fdd8201dSApple OSS Distributions 	T_LOG("udata set to %#llx", udata);
28*fdd8201dSApple OSS Distributions 
29*fdd8201dSApple OSS Distributions 	bzero(&udata, sizeof(udata));
30*fdd8201dSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
31*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
32*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, 0, "proc_udata_info PROC_UDATA_INFO_GET");
33*fdd8201dSApple OSS Distributions 
34*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_ULLONG(token, udata, "proc_udata_info(): retrieved value matches token");
35*fdd8201dSApple OSS Distributions 
36*fdd8201dSApple OSS Distributions 	ret = proc_udata_info(getpid(), PROC_UDATA_INFO_SET, &udata, sizeof(uint32_t));
37*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
38*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned -1");
39*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(errno, EINVAL, "proc_udata_info PROC_UDATA_INFO_SET with invalid size returned EINVAL");
40*fdd8201dSApple OSS Distributions 
41*fdd8201dSApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_GET, &udata, sizeof(udata));
42*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
43*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_GET returned -1 on attempt against non-self pid");
44*fdd8201dSApple 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*fdd8201dSApple OSS Distributions 
46*fdd8201dSApple OSS Distributions 	ret = proc_udata_info(getppid(), PROC_UDATA_INFO_SET, &udata, sizeof(udata));
47*fdd8201dSApple OSS Distributions 	T_WITH_ERRNO;
48*fdd8201dSApple OSS Distributions 	T_ASSERT_EQ_INT(ret, -1, "proc_udata_info PROC_UDATA_INFO_SET returned -1 on attempt against non-self pid");
49*fdd8201dSApple 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*fdd8201dSApple OSS Distributions }
51