[CRIU] [PATCH 6/9] plugin: add a function to get a descriptor to the image dir

[Andrey Vagin]

Signed-off-by: Andrey Vagin <avagin at openvz.org>
---
 include/criu-plugin.h | 3 +++
 util.c                | 5 +++++
 2 files changed, 8 insertions(+)

diff --git a/include/criu-plugin.h b/include/criu-plugin.h
index b022a5f..b205c10 100644
--- a/include/criu-plugin.h
+++ b/include/criu-plugin.h
@@ -28,4 +28,7 @@ typedef void (cr_plugin_fini_t)(void);
 typedef int (cr_plugin_dump_unix_sk_t)(int fd, int id);
 typedef int (cr_plugin_restore_unix_sk_t)(int id);
 
+/* Public API */
+extern int criu_get_image_dir(void);
+
 #endif
diff --git a/util.c b/util.c
index c591331..3f37302 100644
--- a/util.c
+++ b/util.c
@@ -319,6 +319,11 @@ int get_service_fd(enum sfd_type type)
 	return __get_service_fd(type, service_fd_id);
 }
 
+int criu_get_image_dir(void)
+{
+	return get_service_fd(IMG_FD_OFF);
+}
+
 int close_service_fd(enum sfd_type type)
 {
 	int fd;
-- 
1.8.3.1