253 Bool waitstopped (pid_t pid, int signal_expected, const char *msg)  in waitstopped()  argument
263       p = waitpid(pid, &status, __WALL);  in waitstopped()
264       DEBUG(1, "after waitpid pid %d p %d status 0x%x %s\n", pid, p,   in waitstopped()
266       if (p != pid) {  in waitstopped()
268                msg, pid, p, status, status_image (status));  in waitstopped()
309          res = ptrace (PTRACE_GETSIGINFO, pid, NULL, newsiginfo);  in waitstopped()
317          res = ptrace (PTRACE_CONT, pid, NULL, 0);  in waitstopped()
320          res = ptrace (PTRACE_CONT, pid, NULL, signal_received);  in waitstopped()
335 Bool stop (pid_t pid, const char *msg)  in stop()  argument
339    DEBUG(1, "%s SIGSTOP pid %d\n", msg, pid);  in stop()
340    res = kill (pid, SIGSTOP);  in stop()
342       ERROR(errno, "%s SIGSTOP pid %d %ld\n", msg, pid, res);  in stop()
346    return waitstopped (pid, SIGSTOP, msg);  in stop()
354 Bool attach (pid_t pid, const char *msg)  in attach()  argument
364    DEBUG(1, "%s PTRACE_ATTACH pid %d\n", msg, pid);  in attach()
365    res = ptrace (PTRACE_ATTACH, pid, NULL, NULL);  in attach()
368          ERROR(errno, "%s PTRACE_ATTACH pid %d %ld\n", msg, pid, res);  in attach()
377    return waitstopped(pid, SIGSTOP, msg);  in attach()
384 Bool acquire_and_suspend_threads (pid_t pid)  in acquire_and_suspend_threads()  argument
418       rw = ptrace_read_memory(pid, vgt+off_status,  in acquire_and_suspend_threads()
426       rw = ptrace_read_memory(pid, vgt+off_lwpid,  in acquire_and_suspend_threads()
454          if (vgdb_threads[i].lwpid == pid) {  in acquire_and_suspend_threads()
476 void detach_from_all_threads (pid_t pid)  in detach_from_all_threads()  argument
491             if (vgdb_threads[i].lwpid == pid) {  in detach_from_all_threads()
511    if (!pid_found && pid) {  in detach_from_all_threads()
514       DEBUG(1, "no thread live => PTRACE_DETACH pid %d\n", pid);  in detach_from_all_threads()
515       res = ptrace (PTRACE_DETACH, pid, NULL, NULL);  in detach_from_all_threads()
517          ERROR(errno, "PTRACE_DETACH pid %d res %ld\n", pid, res);  in detach_from_all_threads()
552 Bool getregs (pid_t pid, void *regs, long regs_bsz)  in getregs()  argument
572       res = ptrace (PTRACE_GETREGSET, pid, NT_PRSTATUS, &iovec);  in getregs()
607       res = ptrace (PTRACE_GETREGS, pid, NULL, regs);  in getregs()
650          *(long *)(pregs+offset) = ptrace(PTRACE_PEEKUSER, pid, offset, NULL);  in getregs()
668 Bool setregs (pid_t pid, void *regs, long regs_bsz)  in setregs()  argument
687       res = ptrace (PTRACE_SETREGSET, pid, NT_PRSTATUS, &iovec);  in setregs()
705       res = ptrace (PTRACE_SETREGS, pid, NULL, regs);  in setregs()
727          res = ptrace(PTRACE_POKEUSER, pid, offset, *(long*)(pregs+offset));  in setregs()
743 void restore_and_detach (pid_t pid)  in restore_and_detach()  argument
748          pid, pid_of_save_regs);  in restore_and_detach()
790    detach_from_all_threads(pid);  in restore_and_detach()
793 Bool invoker_invoke_gdbserver (pid_t pid)  in invoker_invoke_gdbserver()  argument
822    DEBUG(1, "attach to 'main' pid %d\n", pid);  in invoker_invoke_gdbserver()
823    if (!attach(pid, "attach main pid")) {  in invoker_invoke_gdbserver()
824       ERROR(0, "error attach main pid %d\n", pid);  in invoker_invoke_gdbserver()
830    if (!acquire_and_suspend_threads(pid)) {  in invoker_invoke_gdbserver()
831       detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
833       if (kill(pid, 0) != 0)  in invoker_invoke_gdbserver()
835                 pid);  in invoker_invoke_gdbserver()
839    if (!getregs(pid, &user_mod.regs, sizeof(user_mod.regs))) {  in invoker_invoke_gdbserver()
840       detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
892       rw = ptrace_write_memory(pid, sp,   in invoker_invoke_gdbserver()
897          detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
905       rw = ptrace_write_memory(pid, sp,   in invoker_invoke_gdbserver()
910          detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
982       rw = ptrace_write_memory(pid, sp,   in invoker_invoke_gdbserver()
987          detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
1012       rw = ptrace_read_memory(pid, shared64->invoke_gdbserver,  in invoker_invoke_gdbserver()
1017          detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
1020       rw = ptrace_read_memory(pid, shared64->invoke_gdbserver+8,  in invoker_invoke_gdbserver()
1025          detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
1082    if (!setregs(pid, &user_mod.regs, sizeof(user_mod.regs))) {  in invoker_invoke_gdbserver()
1083       detach_from_all_threads(pid);  in invoker_invoke_gdbserver()
1089    pid_of_save_regs = pid;  in invoker_invoke_gdbserver()
1101    res = ptrace (PTRACE_CONT, pid, NULL, NULL);  in invoker_invoke_gdbserver()
1104       restore_and_detach(pid);  in invoker_invoke_gdbserver()
1109    stopped = waitstopped (pid, SIGSTOP,  in invoker_invoke_gdbserver()
1114       restore_and_detach(pid);  in invoker_invoke_gdbserver()