forked from OSchip/llvm-project
105 lines
3.3 KiB
C
105 lines
3.3 KiB
C
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#include <mach/mach.h>
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#include <stdio.h>
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#include <stdlib.h>
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void
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dump_thread_basic_info (uint32_t index, uint32_t tid, struct thread_basic_info *i)
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{
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const char * thread_run_state = NULL;
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switch (i->run_state)
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{
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case TH_STATE_RUNNING: thread_run_state = "running"; break; // 1 thread is running normally
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case TH_STATE_STOPPED: thread_run_state = "stopped"; break; // 2 thread is stopped
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case TH_STATE_WAITING: thread_run_state = "waiting"; break; // 3 thread is waiting normally
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case TH_STATE_UNINTERRUPTIBLE: thread_run_state = "uninter"; break; // 4 thread is in an uninterruptible wait
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case TH_STATE_HALTED: thread_run_state = "halted "; break; // 5 thread is halted at a
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default: thread_run_state = "???"; break;
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}
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// printf("[%3u] tid: 0x%4.4x, pc: 0x%16.16llx, sp: 0x%16.16llx, user: %d.%06.6d, system: %d.%06.6d, cpu: %2d, policy: %2d, run_state: %2d (%s), flags: %2d, suspend_count: %2d (current %2d), sleep_time: %d",
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printf("[%3u] tid: 0x%4.4x user: %d.%06d, system: %d.%06d, cpu: %2d, policy: %2d, run_state: %2d (%s), flags: %2d, suspend_count: %2d, sleep_time: %d\n",
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index,
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tid,
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i->user_time.seconds, i->user_time.microseconds,
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i->system_time.seconds, i->system_time.microseconds,
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i->cpu_usage,
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i->policy,
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i->run_state,
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thread_run_state,
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i->flags,
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i->suspend_count,
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i->sleep_time);
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//DumpRegisterState(0);
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}
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int main (int argc, char ** argv)
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{
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kern_return_t kret;
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task_t itask;
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thread_array_t thread_list;
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unsigned int nthreads;
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pid_t pid;
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if (argc < 2)
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{
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printf ("Usage: %s <PID>.\n", argv[0]);
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return -1;
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}
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pid = atoi (argv[1]);
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printf ("Examining process: %d.\n", pid);
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kret = task_for_pid (mach_task_self (), pid, &itask);
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if (kret != KERN_SUCCESS)
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{
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printf ("Could not get task for pid %d.\n", pid);
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return -1;
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}
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struct task_basic_info info_for_task;
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unsigned int task_info_count = TASK_BASIC_INFO_COUNT;
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kret =
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task_info (itask, TASK_BASIC_INFO, (task_info_t) &info_for_task, &task_info_count);
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if (kret != KERN_SUCCESS)
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{
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printf ("Could not get task info for task: 0x%4.4x.\n", itask);
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}
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printf ("Task suspend: %d.\n", info_for_task.suspend_count);
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kret = task_threads (itask, &thread_list, &nthreads);
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if (kret != KERN_SUCCESS)
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{
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printf ("Could not get task threads for task 0x%4.4x.\n", itask);
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return -1;
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}
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int i;
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for (i = 0; i < nthreads; i++)
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{
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struct thread_basic_info info;
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unsigned int thread_info_count = THREAD_BASIC_INFO_COUNT;
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kern_return_t kret;
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kret = thread_info (thread_list[i], THREAD_BASIC_INFO,
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(thread_info_t) & info, &thread_info_count);
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if (kret != KERN_SUCCESS)
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{
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printf ("Error getting thread basic info for thread 0x%4.4x.\n", thread_list[i]);
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}
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else
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{
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dump_thread_basic_info (i + 1, thread_list[i], &info);
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}
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if (argc > 2) printf("thread_resume (tid = 0x%4.4x) => %i\n", thread_list[i], thread_resume (thread_list[i]));
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}
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if (argc > 2) printf("task_resume (task = 0x%4.4x) => %i\n", itask, task_resume (itask));
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return 1;
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}
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