add gif fuzzer

Change-Id: I47dc449464cc7643d05b73e9612d01e50a8d4b8e

Makefile.in

@@ -424,7 +424,7 @@ $(foreach ide,\
     eclipsecdt,\
 $(eval $(call gb_Top_GbuildToIdeIntegration,$(ide))))
 
-fuzzers: Library_sal Library_salhelper Library_reg Library_store Library_unoidl codemaker Library_cppu Library_i18nlangtag Library_cppuhelper Library_comphelper StaticLibrary_ulingu StaticLibrary_jpeg StaticLibrary_findsofficepath Library_tl Rdb_services udkapi offapi Library_clew Library_gie Library_reflection Library_invocadapt Library_bootstrap Library_introspection Library_stocservices Library_xmlreader Library_gcc3_uno instsetoo_native more_fonts StaticLibrary_fuzzer Executable_wmffuzzer Executable_jpgfuzzer
+fuzzers: Library_sal Library_salhelper Library_reg Library_store Library_unoidl codemaker Library_cppu Library_i18nlangtag Library_cppuhelper Library_comphelper StaticLibrary_ulingu StaticLibrary_jpeg StaticLibrary_findsofficepath Library_tl Rdb_services udkapi offapi Library_clew Library_gie Library_reflection Library_invocadapt Library_bootstrap Library_introspection Library_stocservices Library_xmlreader Library_gcc3_uno instsetoo_native more_fonts StaticLibrary_fuzzer Executable_wmffuzzer Executable_jpgfuzzer Executable_giffuzzer
 
 endif # MAKE_RESTARTS
 

Repository.mk

@@ -95,6 +95,7 @@ $(eval $(call gb_Helper_register_executables_for_install,OOO,brand, \
 	$(call gb_Helper_optional,BREAKPAD,minidump_upload) \
 	$(call gb_Helper_optional,FUZZERS,wmffuzzer) \
 	$(call gb_Helper_optional,FUZZERS,jpgfuzzer) \
+	$(call gb_Helper_optional,FUZZERS,giffuzzer) \
 	$(if $(filter-out ANDROID IOS MACOSX WNT,$(OS)),oosplash) \
 	soffice_bin \
 	$(if $(filter DESKTOP,$(BUILD_TYPE)),unopkg_bin) \

vcl/Executable_giffuzzer.mk

+# -*- 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 $(call gb_Executable_Executable,giffuzzer))
+
+$(eval $(call gb_Executable_use_api,giffuzzer,\
+    offapi \
+    udkapi \
+))
+
+$(eval $(call gb_Executable_use_externals,giffuzzer,\
+	$(fuzzer_externals) \
+))
+
+$(eval $(call gb_Executable_set_include,giffuzzer,\
+    $$(INCLUDE) \
+    -I$(SRCDIR)/vcl/inc \
+))
+
+$(eval $(call gb_Executable_use_libraries,giffuzzer,\
+	$(fuzzer_libraries) \
+))
+
+$(eval $(call gb_Executable_use_static_libraries,giffuzzer,\
+    findsofficepath \
+    ulingu \
+    fuzzer \
+))
+
+$(eval $(call gb_Executable_add_exception_objects,giffuzzer,\
+	vcl/workben/giffuzzer \
+))
+
+$(eval $(call gb_Executable_add_libs,giffuzzer,\
+	-lFuzzingEngine \
+))
+
+# vim: set noet sw=4 ts=4:

vcl/Module_vcl.mk

@@ -108,6 +108,7 @@ $(eval $(call gb_Module_add_targets,vcl,\
     StaticLibrary_fuzzer \
     Executable_wmffuzzer \
     Executable_jpgfuzzer \
+    Executable_giffuzzer \
 ))
 endif
 

vcl/workben/giffuzzer.cxx

+/* -*- 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 <tools/stream.hxx>
+#include <../source/filter/igif/gifread.hxx>
+#include "commonfuzzer.hxx"
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
+{
+    SvMemoryStream aStream(const_cast<uint8_t*>(data), size, StreamMode::READ);
+    Graphic aGraphic;
+    (void)ImportGIF(aStream, aGraphic);
+    return 0;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */