Prevent a memory exhaustion failure when running objdump on a fuzzed input file with...

[deliverable/binutils-gdb.git] / gdb / cp-support.h

diff --git a/gdb/cp-support.h b/gdb/cp-support.h
index a699a807e2140c2e68c59823ffe96b190ef723a7..44725818e9d935cde06d7e2498c6004e6a5a0710 100644 (file)
--- a/gdb/cp-support.h
+++ b/gdb/cp-support.h
@@ -1,5 +1,5 @@
 /* Helper routines for C++ support in GDB.
-   Copyright (C) 2002-2017 Free Software Foundation, Inc.
+   Copyright (C) 2002-2018 Free Software Foundation, Inc.
 
    Contributed by MontaVista Software.
    Namespace support contributed by David Carlton.
@@ -98,6 +98,14 @@ extern char *cp_func_name (const char *full_name);
 extern gdb::unique_xmalloc_ptr<char> cp_remove_params
   (const char *demanged_name);
 
+/* DEMANGLED_NAME is the name of a function, (optionally) including
+   parameters and (optionally) a return type.  Return the name of the
+   function without parameters or return type, or NULL if we can not
+   parse the name.  If COMPLETION_MODE is true, then tolerate a
+   non-existing or unbalanced parameter list.  */
+extern gdb::unique_xmalloc_ptr<char> cp_remove_params_if_any
+  (const char *demangled_name, bool completion_mode);
+
 extern struct symbol **make_symbol_overload_list (const char *,
                                                  const char *);
 
@@ -108,6 +116,13 @@ extern struct symbol **make_symbol_overload_list_adl (struct type **arg_types,
 extern struct type *cp_lookup_rtti_type (const char *name,
                                         struct block *block);
 
+/* Produce an unsigned hash value from SEARCH_NAME that is compatible
+   with cp_symbol_name_matches.  Only the last component in
+   "foo::bar::function()" is considered for hashing purposes (i.e.,
+   the entire prefix is skipped), so that later on looking up for
+   "function" or "bar::function" in all namespaces is possible.  */
+extern unsigned int cp_search_name_hash (const char *search_name);
+
 /* Implement the "la_get_symbol_name_matcher" language_defn method for
    C++.  */
 extern symbol_name_matcher_ftype *cp_get_symbol_name_matcher