39 static bool Exited(pid_t pid)  in Exited()  argument
42     pid_t waitPid = waitpid(pid, &status, WNOHANG);  in Exited()
43     if (waitPid != pid) {  in Exited()
48         LOGE("%d died: Process exited with code %d", pid, WEXITSTATUS(status));  in Exited()
50         LOGE("%d died: Process exited due to signal %d", pid, WTERMSIG(status));  in Exited()
52         LOGE("%d died: Process finished for unknown reason", pid);  in Exited()
57 bool PidUtils::Quiesce(pid_t pid)  in Quiesce()  argument
62         if (ptrace(PTRACE_GETSIGINFO, pid, 0, &si) == 0) {  in Quiesce()
71             if (ptrace(PTRACE_LISTEN, pid, 0, 0) == -1) {  in Quiesce()
78     LOGE("%d: Did not quiesce in 10 seconds", pid);  in Quiesce()
82 bool PidUtils::Attach(pid_t pid)  in Attach()  argument
86         if (ptrace(PTRACE_ATTACH, pid, 0, 0) == 0) {  in Attach()
96     if (Quiesce(pid)) {  in Attach()
100     if (ptrace(PTRACE_DETACH, pid, 0, 0) == -1) {  in Attach()
106 bool PidUtils::Detach(pid_t pid)  in Detach()  argument
108     if (ptrace(PTRACE_DETACH, pid, 0, 0) == -1) {  in Detach()
115 bool PidUtils::WaitForPidState(pid_t pid, const std::function<PidRunEnum()>& stateCheckFunc)  in WaitForPidState()  argument
120         if (Attach(pid)) {  in WaitForPidState()
126             if (!Detach(pid)) {  in WaitForPidState()
129         } else if (Exited(pid)) {  in WaitForPidState()
135         LOGE("Timed out waiting for pid %d to be ready", pid);  in WaitForPidState()
140 bool PidUtils::WaitForPidStateAfterAttach(pid_t pid, const std::function<PidRunEnum()>& stateCheckF…  in WaitForPidStateAfterAttach()  argument
149         if (!Detach(pid)) {  in WaitForPidStateAfterAttach()
153 …(time(nullptr) - startTime < MAX_WAIT_TIME_SECONDS && status == PID_RUN_KEEP_GOING && Attach(pid));  in WaitForPidStateAfterAttach()
155         LOGE("Timed out waiting for pid %d to be ready", pid);  in WaitForPidStateAfterAttach()