+captive_shared_cache_map_set_data_invalid()

[captive.git] / src / libcaptive / cc / sharedcachemap.c

diff --git a/src/libcaptive/cc/sharedcachemap.c b/src/libcaptive/cc/sharedcachemap.c
index 46440b9..0224e3f 100644 (file)
--- a/src/libcaptive/cc/sharedcachemap.c
+++ b/src/libcaptive/cc/sharedcachemap.c
@@ -467,6 +467,23 @@ guint64 now;
                }
 }
 
+void captive_shared_cache_map_set_data_invalid(CaptiveSharedCacheMapObject *captive_shared_cache_map_object,
+               guint64 start,guint64 end)
+{
+guint64 now;
+
+       g_return_if_fail(CAPTIVE_SHARED_CACHE_MAP_IS_OBJECT(captive_shared_cache_map_object));
+       g_return_if_fail(start<=end);
+       g_return_if_fail(end<=CAPTIVE_ROUND_UP64(captive_shared_cache_map_object->AllocationSize,PAGE_SIZE));
+
+       start=CAPTIVE_ROUND_DOWN64(start,PAGE_SIZE);
+       end=CAPTIVE_ROUND_UP64(end,PAGE_SIZE);
+
+       for (now=start;now<end;now+=PAGE_SIZE) {
+               captive_shared_cache_map_object->pages[now/PAGE_SIZE].data_valid=FALSE;
+               }
+}
+
 void captive_shared_cache_map_set_dirty(CaptiveSharedCacheMapObject *captive_shared_cache_map_object,
                guint64 start,guint64 end)
 {