roll llvm-allocated-type 186332:204777.

Linux_x64/lib/clang/3.5.0/include/sanitizer/dfsan_interface.h

Index: Linux_x64/lib/clang/3.5.0/include/sanitizer/dfsan_interface.h
===================================================================
--- Linux_x64/lib/clang/3.5.0/include/sanitizer/dfsan_interface.h	(revision 0)
+++ Linux_x64/lib/clang/3.5.0/include/sanitizer/dfsan_interface.h	(revision 0)
@@ -0,0 +1,87 @@
+//===-- dfsan_interface.h -------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of DataFlowSanitizer.
+//
+// Public interface header.
+//===----------------------------------------------------------------------===//
+#ifndef DFSAN_INTERFACE_H
+#define DFSAN_INTERFACE_H
+
+#include <stddef.h>
+#include <stdint.h>
+#include <sanitizer/common_interface_defs.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef uint16_t dfsan_label;
+
+/// Stores information associated with a specific label identifier.  A label
+/// may be a base label created using dfsan_create_label, with associated
+/// text description and user data, or an automatically created union label,
+/// which represents the union of two label identifiers (which may themselves
+/// be base or union labels).
+struct dfsan_label_info {
+  // Fields for union labels, set to 0 for base labels.
+  dfsan_label l1;
+  dfsan_label l2;
+
+  // Fields for base labels.
+  const char *desc;
+  void *userdata;
+};
+
+/// Computes the union of \c l1 and \c l2, possibly creating a union label in
+/// the process.
+dfsan_label dfsan_union(dfsan_label l1, dfsan_label l2);
+
+/// Creates and returns a base label with the given description and user data.
+dfsan_label dfsan_create_label(const char *desc, void *userdata);
+
+/// Sets the label for each address in [addr,addr+size) to \c label.
+void dfsan_set_label(dfsan_label label, void *addr, size_t size);
+
+/// Sets the label for each address in [addr,addr+size) to the union of the
+/// current label for that address and \c label.
+void dfsan_add_label(dfsan_label label, void *addr, size_t size);
+
+/// Retrieves the label associated with the given data.
+///
+/// The type of 'data' is arbitrary.  The function accepts a value of any type,
+/// which can be truncated or extended (implicitly or explicitly) as necessary.
+/// The truncation/extension operations will preserve the label of the original
+/// value.
+dfsan_label dfsan_get_label(long data);
+
+/// Retrieves the label associated with the data at the given address.
+dfsan_label dfsan_read_label(const void *addr, size_t size);
+
+/// Retrieves a pointer to the dfsan_label_info struct for the given label.
+const struct dfsan_label_info *dfsan_get_label_info(dfsan_label label);
+
+/// Returns whether the given label label contains the label elem.
+int dfsan_has_label(dfsan_label label, dfsan_label elem);
+
+/// If the given label label contains a label with the description desc, returns
+/// that label, else returns 0.
+dfsan_label dfsan_has_label_with_desc(dfsan_label label, const char *desc);
+
+#ifdef __cplusplus
+}  // extern "C"
+
+template <typename T>
+void dfsan_set_label(dfsan_label label, T &data) {  // NOLINT
+  dfsan_set_label(label, (void *)&data, sizeof(T));
+}
+
+#endif
+
+#endif  // DFSAN_INTERFACE_H
Property changes on: Linux_x64/lib/clang/3.5.0/include/sanitizer/dfsan_interface.h
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Added: svn:eol-style
   + LF