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-rw-r--r--tools/perf/util/evswitch.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/tools/perf/util/evswitch.h b/tools/perf/util/evswitch.h
new file mode 100644
index 000000000..fd30460b6
--- /dev/null
+++ b/tools/perf/util/evswitch.h
@@ -0,0 +1,31 @@
+// SPDX-License-Identifier: GPL-2.0-only
+// Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
+#ifndef __PERF_EVSWITCH_H
+#define __PERF_EVSWITCH_H 1
+
+#include <stdbool.h>
+#include <stdio.h>
+
+struct evsel;
+struct evlist;
+
+struct evswitch {
+ struct evsel *on, *off;
+ const char *on_name, *off_name;
+ bool discarding;
+ bool show_on_off_events;
+};
+
+int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp);
+
+bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel);
+
+#define OPTS_EVSWITCH(evswitch) \
+ OPT_STRING(0, "switch-on", &(evswitch)->on_name, \
+ "event", "Consider events after the ocurrence of this event"), \
+ OPT_STRING(0, "switch-off", &(evswitch)->off_name, \
+ "event", "Stop considering events after the ocurrence of this event"), \
+ OPT_BOOLEAN(0, "show-on-off-events", &(evswitch)->show_on_off_events, \
+ "Show the on/off switch events, used with --switch-on and --switch-off")
+
+#endif /* __PERF_EVSWITCH_H */