651 }
652 }
653 return false;
654 }
655
656 // if VM aborts then detach/cleanup
657 void AttachListener::abort() {
658 listener_cleanup();
659 }
660
661 void AttachListener::pd_data_dump() {
662 os::signal_notify(SIGQUIT);
663 }
664
665 static jint enable_dprobes(AttachOperation* op, outputStream* out) {
666 const char* probe = op->arg(0);
667 if (probe == NULL || probe[0] == '\0') {
668 out->print_cr("No probe specified");
669 return JNI_ERR;
670 } else {
671 int probe_typess = atoi(probe);
672 if (errno) {
673 out->print_cr("invalid probe type");
674 return JNI_ERR;
675 } else {
676 DTrace::enable_dprobes(probe_typess);
677 return JNI_OK;
678 }
679 }
680 }
681
682 // platform specific operations table
683 static AttachOperationFunctionInfo funcs[] = {
684 { "enabledprobes", enable_dprobes },
685 { NULL, NULL }
686 };
687
688 AttachOperationFunctionInfo* AttachListener::pd_find_operation(const char* name) {
689 int i;
690 for (i = 0; funcs[i].name != NULL; i++) {
691 if (strcmp(funcs[i].name, name) == 0) {
692 return &funcs[i];
693 }
694 }
695 return NULL;
696 }
697
698 // Solaris specific global flag set. Currently, we support only
699 // changing ExtendedDTraceProbes flag.
700 jint AttachListener::pd_set_flag(AttachOperation* op, outputStream* out) {
701 const char* name = op->arg(0);
702 assert(name != NULL, "flag name should not be null");
703 bool flag = true;
704 const char* arg1;
705 if ((arg1 = op->arg(1)) != NULL) {
706 flag = (atoi(arg1) != 0);
707 if (errno) {
708 out->print_cr("flag value has to be an integer");
709 return JNI_ERR;
710 }
711 }
712
713 if (strcmp(name, "ExtendedDTraceProbes") == 0) {
714 DTrace::set_extended_dprobes(flag);
715 return JNI_OK;
716 }
717
718 if (strcmp(name, "DTraceMonitorProbes") == 0) {
719 DTrace::set_monitor_dprobes(flag);
720 return JNI_OK;
721 }
722
723 out->print_cr("flag '%s' cannot be changed", name);
724 return JNI_ERR;
725 }
726
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651 }
652 }
653 return false;
654 }
655
656 // if VM aborts then detach/cleanup
657 void AttachListener::abort() {
658 listener_cleanup();
659 }
660
661 void AttachListener::pd_data_dump() {
662 os::signal_notify(SIGQUIT);
663 }
664
665 static jint enable_dprobes(AttachOperation* op, outputStream* out) {
666 const char* probe = op->arg(0);
667 if (probe == NULL || probe[0] == '\0') {
668 out->print_cr("No probe specified");
669 return JNI_ERR;
670 } else {
671 errno = 0;
672 int probe_typess = (int)strtol(probe, (char **)NULL, 10);
673 if (errno) {
674 out->print_cr("invalid probe type");
675 return JNI_ERR;
676 } else {
677 DTrace::enable_dprobes(probe_typess);
678 return JNI_OK;
679 }
680 }
681 }
682
683 // platform specific operations table
684 static AttachOperationFunctionInfo funcs[] = {
685 { "enabledprobes", enable_dprobes },
686 { NULL, NULL }
687 };
688
689 AttachOperationFunctionInfo* AttachListener::pd_find_operation(const char* name) {
690 int i;
691 for (i = 0; funcs[i].name != NULL; i++) {
692 if (strcmp(funcs[i].name, name) == 0) {
693 return &funcs[i];
694 }
695 }
696 return NULL;
697 }
698
699 // Solaris specific global flag set. Currently, we support only
700 // changing ExtendedDTraceProbes flag.
701 jint AttachListener::pd_set_flag(AttachOperation* op, outputStream* out) {
702 const char* name = op->arg(0);
703 assert(name != NULL, "flag name should not be null");
704 bool flag = true;
705 const char* arg1;
706 if ((arg1 = op->arg(1)) != NULL) {
707 errno = 0;
708 flag = (strtol(arg1, (char **)NULL, 10) != 0);
709 if (errno) {
710 out->print_cr("flag value has to be an integer");
711 return JNI_ERR;
712 }
713 }
714
715 if (strcmp(name, "ExtendedDTraceProbes") == 0) {
716 DTrace::set_extended_dprobes(flag);
717 return JNI_OK;
718 }
719
720 if (strcmp(name, "DTraceMonitorProbes") == 0) {
721 DTrace::set_monitor_dprobes(flag);
722 return JNI_OK;
723 }
724
725 out->print_cr("flag '%s' cannot be changed", name);
726 return JNI_ERR;
727 }
728
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