1*4f1223e8SApple OSS Distributions #include <darwintest.h>
2*4f1223e8SApple OSS Distributions #include <mach/host_priv.h>
3*4f1223e8SApple OSS Distributions #include <mach/mach.h>
4*4f1223e8SApple OSS Distributions #include <mach/mach_types.h>
5*4f1223e8SApple OSS Distributions #include <mach/processor_set.h>
6*4f1223e8SApple OSS Distributions #include <mach/task.h>
7*4f1223e8SApple OSS Distributions #include <sys/sysctl.h>
8*4f1223e8SApple OSS Distributions #include <unistd.h>
9*4f1223e8SApple OSS Distributions #include <mach-o/dyld.h>
10*4f1223e8SApple OSS Distributions #include <mach-o/dyld_images.h>
11*4f1223e8SApple OSS Distributions #include <sys/types.h>
12*4f1223e8SApple OSS Distributions #include <sys/wait.h>
13*4f1223e8SApple OSS Distributions #include <stdlib.h>
14*4f1223e8SApple OSS Distributions
15*4f1223e8SApple OSS Distributions T_GLOBAL_META(T_META_RUN_CONCURRENTLY(true));
16*4f1223e8SApple OSS Distributions
17*4f1223e8SApple OSS Distributions static void
do_child(int * pipefd)18*4f1223e8SApple OSS Distributions do_child(int *pipefd)
19*4f1223e8SApple OSS Distributions {
20*4f1223e8SApple OSS Distributions int exit = 0;
21*4f1223e8SApple OSS Distributions
22*4f1223e8SApple OSS Distributions close(pipefd[1]);
23*4f1223e8SApple OSS Distributions read(pipefd[0], &exit, sizeof(int));
24*4f1223e8SApple OSS Distributions T_QUIET; T_EXPECT_EQ_INT(exit, 1, "exit");
25*4f1223e8SApple OSS Distributions close(pipefd[0]);
26*4f1223e8SApple OSS Distributions }
27*4f1223e8SApple OSS Distributions
28*4f1223e8SApple OSS Distributions T_DECL(task_info_28439149, "ensure that task_info has the correct permission",
29*4f1223e8SApple OSS Distributions T_META_CHECK_LEAKS(false), T_META_ASROOT(true), T_META_TAG_VM_PREFERRED)
30*4f1223e8SApple OSS Distributions {
31*4f1223e8SApple OSS Distributions int pipefd[2];
32*4f1223e8SApple OSS Distributions
33*4f1223e8SApple OSS Distributions T_QUIET; T_ASSERT_POSIX_SUCCESS(pipe(pipefd), "pipe");
34*4f1223e8SApple OSS Distributions
35*4f1223e8SApple OSS Distributions int pid = fork();
36*4f1223e8SApple OSS Distributions T_QUIET; T_ASSERT_POSIX_SUCCESS(pid, "fork");
37*4f1223e8SApple OSS Distributions
38*4f1223e8SApple OSS Distributions if (pid == 0) {
39*4f1223e8SApple OSS Distributions do_child(pipefd);
40*4f1223e8SApple OSS Distributions return;
41*4f1223e8SApple OSS Distributions }
42*4f1223e8SApple OSS Distributions
43*4f1223e8SApple OSS Distributions close(pipefd[0]);
44*4f1223e8SApple OSS Distributions
45*4f1223e8SApple OSS Distributions int exit;
46*4f1223e8SApple OSS Distributions mach_msg_type_number_t count;
47*4f1223e8SApple OSS Distributions struct task_basic_info_64 ti;
48*4f1223e8SApple OSS Distributions task_dyld_info_data_t di;
49*4f1223e8SApple OSS Distributions
50*4f1223e8SApple OSS Distributions task_t self = mach_task_self();
51*4f1223e8SApple OSS Distributions task_t other_name;
52*4f1223e8SApple OSS Distributions task_t other;
53*4f1223e8SApple OSS Distributions int ret;
54*4f1223e8SApple OSS Distributions
55*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_for_pid(self, pid, &other), NULL);
56*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_name_for_pid(self, pid, &other_name), NULL);
57*4f1223e8SApple OSS Distributions
58*4f1223e8SApple OSS Distributions count = TASK_BASIC_INFO_64_COUNT;
59*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_info(self, TASK_BASIC_INFO_64, (task_info_t)&ti,
60*4f1223e8SApple OSS Distributions &count), "task_info(self, TASK_BASIC_INFO_64 ...)");
61*4f1223e8SApple OSS Distributions count = TASK_BASIC_INFO_64_COUNT;
62*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_info(other, TASK_BASIC_INFO_64, (task_info_t)&ti,
63*4f1223e8SApple OSS Distributions &count), "task_info(other_name, TASK_BASIC_INFO_64 ...)");
64*4f1223e8SApple OSS Distributions count = TASK_BASIC_INFO_64_COUNT;
65*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_info(other_name, TASK_BASIC_INFO_64, (task_info_t)&ti,
66*4f1223e8SApple OSS Distributions &count), "task_info(other_name, TASK_BASIC_INFO_64 ...)");
67*4f1223e8SApple OSS Distributions
68*4f1223e8SApple OSS Distributions
69*4f1223e8SApple OSS Distributions count = TASK_DYLD_INFO_COUNT;
70*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_info(self, TASK_DYLD_INFO, (task_info_t)&di,
71*4f1223e8SApple OSS Distributions &count), "task_info(self, TASK_DYLD_INFO ...)");
72*4f1223e8SApple OSS Distributions count = TASK_DYLD_INFO_COUNT;
73*4f1223e8SApple OSS Distributions T_EXPECT_MACH_SUCCESS(task_info(other, TASK_DYLD_INFO, (task_info_t)&di,
74*4f1223e8SApple OSS Distributions &count), "task_info(other_name, TASK_DYLD_INFO ...)");
75*4f1223e8SApple OSS Distributions count = TASK_DYLD_INFO_COUNT;
76*4f1223e8SApple OSS Distributions ret = task_info(other_name, TASK_DYLD_INFO, (task_info_t)&di, &count);
77*4f1223e8SApple OSS Distributions T_EXPECT_EQ_INT(ret, KERN_INVALID_ARGUMENT, "task info TASK_DYLD_INFO should fail with mach_port_name");
78*4f1223e8SApple OSS Distributions
79*4f1223e8SApple OSS Distributions exit = 1;
80*4f1223e8SApple OSS Distributions write(pipefd[1], &exit, sizeof(int));
81*4f1223e8SApple OSS Distributions close(pipefd[1]);
82*4f1223e8SApple OSS Distributions
83*4f1223e8SApple OSS Distributions wait(NULL);
84*4f1223e8SApple OSS Distributions }
85