From 66e274f3b8d7fc89d38997e85b900e188f8d5cc0 Mon Sep 17 00:00:00 2001
From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Wed, 12 Aug 2009 11:07:25 +0200
Subject: perf tools: Factorize the map helpers

Factorize the dso mapping helpers into a single purpose common file
"util/map.c"

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Brice Goglin <Brice.Goglin@inria.fr>
---
 tools/perf/util/event.h | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'tools/perf/util/event.h')

diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 91e2fe589f27..d26dc887ce52 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -1,4 +1,8 @@
+#ifndef __PERF_EVENT_H
+#define __PERF_EVENT_H
 #include "../perf.h"
+#include "util.h"
+#include <linux/list.h>
 
 struct ip_event {
 	struct perf_event_header header;
@@ -52,3 +56,29 @@ typedef union event_union {
 	struct lost_event		lost;
 	struct read_event		read;
 } event_t;
+
+struct map {
+	struct list_head	node;
+	u64			start;
+	u64			end;
+	u64			pgoff;
+	u64			(*map_ip)(struct map *, u64);
+	struct dso		*dso;
+};
+
+static inline u64 map__map_ip(struct map *map, u64 ip)
+{
+	return ip - map->start + map->pgoff;
+}
+
+static inline u64 vdso__map_ip(struct map *map __used, u64 ip)
+{
+	return ip;
+}
+
+struct map *map__new(struct mmap_event *event, char *cwd, int cwdlen);
+struct map *map__clone(struct map *self);
+int map__overlap(struct map *l, struct map *r);
+size_t map__fprintf(struct map *self, FILE *fp);
+
+#endif
-- 
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