add sft fuzzer

Change-Id: I0ee43e78b5366f2c23fb0bac9a103af987138411
Reviewed-on: https://gerrit.libreoffice.org/49372
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

3 files changed, 90 insertions, 0 deletions

diff --git a/vcl/Executable_sftfuzzer.mk b/vcl/Executable_sftfuzzer.mk
new file mode 100644
index 000000000000..be2ecff64987
--- /dev/null
+++ b/vcl/Executable_sftfuzzer.mk
@@ -0,0 +1,47 @@
+# -*- Mode: makefile-gmake; tab-width: 4; indent-tabs-mode: t -*-
+#
+#
+# This file is part of the LibreOffice project.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+
+include $(SRCDIR)/vcl/commonfuzzer.mk
+
+$(eval $(call gb_Executable_Executable,sftfuzzer))
+
+$(eval $(call gb_Executable_use_api,sftfuzzer,\
+    offapi \
+    udkapi \
+))
+
+$(eval $(call gb_Executable_use_externals,sftfuzzer,\
+	$(fuzzer_externals) \
+))
+
+$(eval $(call gb_Executable_set_include,sftfuzzer,\
+    $$(INCLUDE) \
+    -I$(SRCDIR)/vcl/inc \
+))
+
+$(eval $(call gb_Executable_use_libraries,sftfuzzer,\
+    $(fuzzer_core_libraries) \
+))
+
+$(eval $(call gb_Executable_use_static_libraries,sftfuzzer,\
+    findsofficepath \
+    ulingu \
+    fuzzerstubs \
+))
+
+$(eval $(call gb_Executable_add_exception_objects,sftfuzzer,\
+    vcl/workben/sftfuzzer \
+))
+
+$(eval $(call gb_Executable_add_libs,sftfuzzer,\
+    -lFuzzingEngine \
+))
+
+# vim: set noet sw=4 ts=4:
diff --git a/vcl/Module_vcl.mk b/vcl/Module_vcl.mk
index 7d3bfb5d77b3..59e5b9c2045f 100644
--- a/vcl/Module_vcl.mk
+++ b/vcl/Module_vcl.mk
@@ -172,6 +172,7 @@ $(eval $(call gb_Module_add_targets,vcl,\
     Executable_mmlfuzzer \
     Executable_mtpfuzzer \
     Executable_htmlfuzzer \
+    Executable_sftfuzzer \
 ))
 endif
 
diff --git a/vcl/workben/sftfuzzer.cxx b/vcl/workben/sftfuzzer.cxx
new file mode 100644
index 000000000000..31b96e7cff6d
--- /dev/null
+++ b/vcl/workben/sftfuzzer.cxx
@@ -0,0 +1,42 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#include <vcl/font.hxx>
+#include "commonfuzzer.hxx"
+
+#include <config_features.h>
+#include <osl/detail/component-mapping.h>
+
+const lib_to_factory_mapping* lo_get_factory_map(void)
+{
+    static lib_to_factory_mapping map[] = { { 0, 0 } };
+
+    return map;
+}
+
+const lib_to_constructor_mapping* lo_get_constructor_map(void)
+{
+    static lib_to_constructor_mapping map[] = { { 0, 0 } };
+
+    return map;
+}
+
+extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv)
+{
+    TypicalFuzzerInitialize(argc, argv);
+    return 0;
+}
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    (void)vcl::Font::identifyFont(data, size);
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */