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-rw-r--r--lib/asan/asan_globals.cc20
1 files changed, 20 insertions, 0 deletions
diff --git a/lib/asan/asan_globals.cc b/lib/asan/asan_globals.cc
index b7233067358c3..eebada804f07c 100644
--- a/lib/asan/asan_globals.cc
+++ b/lib/asan/asan_globals.cc
@@ -332,6 +332,26 @@ void __asan_unregister_image_globals(uptr *flag) {
*flag = 0;
}
+void __asan_register_elf_globals(uptr *flag, void *start, void *stop) {
+ if (*flag) return;
+ if (!start) return;
+ CHECK_EQ(0, ((uptr)stop - (uptr)start) % sizeof(__asan_global));
+ __asan_global *globals_start = (__asan_global*)start;
+ __asan_global *globals_stop = (__asan_global*)stop;
+ __asan_register_globals(globals_start, globals_stop - globals_start);
+ *flag = 1;
+}
+
+void __asan_unregister_elf_globals(uptr *flag, void *start, void *stop) {
+ if (!*flag) return;
+ if (!start) return;
+ CHECK_EQ(0, ((uptr)stop - (uptr)start) % sizeof(__asan_global));
+ __asan_global *globals_start = (__asan_global*)start;
+ __asan_global *globals_stop = (__asan_global*)stop;
+ __asan_unregister_globals(globals_start, globals_stop - globals_start);
+ *flag = 0;
+}
+
// Register an array of globals.
void __asan_register_globals(__asan_global *globals, uptr n) {
if (!flags()->report_globals) return;