projects / apple / xnu.git / blame
| Commit | Line | Data |
|---|---|---|
| 5ba3f43e A |
1 | #include <darwintest.h> |
| 2 | #include <mach/host_priv.h> | |
| 3 | #include <mach/mach.h> | |
| 4 | #include <mach/mach_types.h> | |
| 5 | #include <mach/processor_set.h> | |
| 6 | #include <mach/task.h> | |
| 7 | #include <sys/sysctl.h> | |
| 8 | #include <unistd.h> | |
| 9 | #include <mach-o/dyld.h> | |
| 10 | #include <mach-o/dyld_images.h> | |
| 11 | #include <sys/types.h> | |
| 12 | #include <sys/wait.h> | |
| 13 | #include <stdlib.h> | |
| 14 | ||
| 15 | static void do_child(int *pipefd){ | |
| 16 | int exit = 0; | |
| 17 | ||
| 18 | close(pipefd[1]); | |
| 19 | read(pipefd[0], &exit, sizeof(int)); | |
| 20 | T_QUIET; T_EXPECT_EQ_INT(exit, 1, "exit"); | |
| 21 | close(pipefd[0]); | |
| 22 | } | |
| 23 | ||
| 24 | T_DECL(task_info_28439149, "ensure that task_info has the correct permission", | |
| 25 | T_META_CHECK_LEAKS(false), T_META_ASROOT(true)) | |
| 26 | { | |
| 27 | int pipefd[2]; | |
| 28 | ||
| 29 | T_QUIET; T_ASSERT_POSIX_SUCCESS(pipe(pipefd), "pipe"); | |
| 30 | ||
| 31 | int pid = fork(); | |
| 32 | T_QUIET; T_ASSERT_POSIX_SUCCESS(pid, "fork"); | |
| 33 | ||
| 34 | if (pid == 0) { | |
| 35 | do_child(pipefd); | |
| 36 | return; | |
| 37 | } | |
| 38 | ||
| 39 | close(pipefd[0]); | |
| 40 | ||
| 41 | int exit; | |
| 42 | mach_msg_type_number_t count; | |
| 43 | struct task_basic_info_64 ti; | |
| 44 | task_dyld_info_data_t di; | |
| 45 | ||
| 46 | task_t self = mach_task_self(); | |
| 47 | task_t other_name; | |
| 48 | task_t other; | |
| 49 | int ret; | |
| 50 | ||
| 51 | T_EXPECT_MACH_SUCCESS(task_for_pid(self, pid, &other), NULL); | |
| 52 | T_EXPECT_MACH_SUCCESS(task_name_for_pid(self, pid, &other_name), NULL); | |
| 53 | ||
| 54 | count = TASK_BASIC_INFO_64_COUNT; | |
| 55 | T_EXPECT_MACH_SUCCESS(task_info(self, TASK_BASIC_INFO_64, (task_info_t)&ti, | |
| 56 | &count), "task_info(self, TASK_BASIC_INFO_64 ...)"); | |
| 57 | count = TASK_BASIC_INFO_64_COUNT; | |
| 58 | T_EXPECT_MACH_SUCCESS(task_info(other, TASK_BASIC_INFO_64, (task_info_t)&ti, | |
| 59 | &count), "task_info(other_name, TASK_BASIC_INFO_64 ...)"); | |
| 60 | count = TASK_BASIC_INFO_64_COUNT; | |
| 61 | T_EXPECT_MACH_SUCCESS(task_info(other_name, TASK_BASIC_INFO_64, (task_info_t)&ti, | |
| 62 | &count), "task_info(other_name, TASK_BASIC_INFO_64 ...)"); | |
| 63 | ||
| 64 | ||
| 65 | count = TASK_DYLD_INFO_COUNT; | |
| 66 | T_EXPECT_MACH_SUCCESS(task_info(self, TASK_DYLD_INFO, (task_info_t)&di, | |
| 67 | &count), "task_info(self, TASK_DYLD_INFO ...)"); | |
| 68 | count = TASK_DYLD_INFO_COUNT; | |
| 69 | T_EXPECT_MACH_SUCCESS(task_info(other, TASK_DYLD_INFO, (task_info_t)&di, | |
| 70 | &count), "task_info(other_name, TASK_DYLD_INFO ...)"); | |
| 71 | count = TASK_DYLD_INFO_COUNT; | |
| 72 | ret = task_info(other_name, TASK_DYLD_INFO, (task_info_t)&di, &count); | |
| 73 | T_EXPECT_EQ_INT(ret, KERN_INVALID_ARGUMENT, "task info TASK_DYLD_INFO should fail with mach_port_name"); | |
| 74 | ||
| 75 | exit = 1; | |
| 76 | write(pipefd[1], &exit, sizeof(int)); | |
| 77 | close(pipefd[1]); | |
| 78 | ||
| 79 | wait(NULL); | |
| 80 | } | |
| 81 |