New upstream version 8.1.0

client_module/source/common/storage/FileEvent.c

@@ -0,0 +1,59 @@
+#include "FileEvent.h"
+
+#include <linux/fs.h>
+
+void FileEvent_init(struct FileEvent* event, enum FileEventType eventType, struct dentry* dentry)
+{
+   memset(event, 0, sizeof(*event));
+
+   event->eventType = eventType;
+
+   if (!dentry)
+      return;
+
+   event->pathPagePFN = (unsigned long) kmalloc(4096, GFP_NOFS);
+   if (!event->pathPagePFN)
+      return;
+
+   event->path = dentry_path_raw(dentry, (char*) event->pathPagePFN, PAGE_SIZE);
+   if (IS_ERR(event->path))
+      event->path = NULL;
+}
+
+void FileEvent_uninit(struct FileEvent* event)
+{
+   if (event->pathPagePFN)
+      kfree((void *)event->pathPagePFN);
+
+   FileEvent_setTargetStr(event, NULL);
+}
+
+void FileEvent_setTargetDentry(struct FileEvent* event, struct dentry* dentry)
+{
+   FileEvent_setTargetStr(event, NULL);
+
+   if (!dentry)
+      return;
+
+   event->targetPagePFN = (unsigned long) kmalloc(4096, GFP_NOFS);
+   if (!event->targetPagePFN)
+      return;
+
+   event->target = dentry_path_raw(dentry, (char*) event->targetPagePFN, PAGE_SIZE);
+   if (IS_ERR(event->target))
+      event->target = NULL;
+}
+
+void FileEvent_serialize(SerializeCtx* ctx, const struct FileEvent* event)
+{
+   Serialization_serializeUInt(ctx, event->eventType);
+
+   if (event->path)
+      Serialization_serializeStr(ctx, strlen(event->path), event->path);
+   else
+      Serialization_serializeStr(ctx, 0, "");
+
+   Serialization_serializeBool(ctx, event->target != NULL);
+   if (event->target != NULL)
+      Serialization_serializeStr(ctx, strlen(event->target), event->target);
+}