summaryrefslogtreecommitdiffstats
path: root/tools/fuzzing/interface/FuzzingInterfaceStream.h
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--tools/fuzzing/interface/FuzzingInterfaceStream.h90
1 files changed, 90 insertions, 0 deletions
diff --git a/tools/fuzzing/interface/FuzzingInterfaceStream.h b/tools/fuzzing/interface/FuzzingInterfaceStream.h
new file mode 100644
index 0000000000..1542020794
--- /dev/null
+++ b/tools/fuzzing/interface/FuzzingInterfaceStream.h
@@ -0,0 +1,90 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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/. */
+
+/*
+ * Interface definitions for the unified fuzzing interface with streaming
+ * support
+ */
+
+#ifndef FuzzingInterfaceStream_h__
+#define FuzzingInterfaceStream_h__
+
+#ifdef JS_STANDALONE
+# error "FuzzingInterfaceStream.h cannot be used in JS standalone builds."
+#endif
+
+#include "gtest/gtest.h"
+#include "nsComponentManagerUtils.h"
+#include "nsCOMPtr.h"
+#include "nsIInputStream.h"
+
+#include "nsDirectoryServiceDefs.h"
+#include "nsStreamUtils.h"
+#include "nsStringStream.h"
+
+#include <fstream>
+
+#include "FuzzingInterface.h"
+
+namespace mozilla {
+
+typedef int (*FuzzingTestFuncStream)(nsCOMPtr<nsIInputStream>);
+
+#ifdef AFLFUZZ
+void afl_interface_stream(const char* testFile, FuzzingTestFuncStream testFunc);
+
+# define MOZ_AFL_INTERFACE_COMMON(initFunc) \
+ if (initFunc) initFunc(NULL, NULL); \
+ char* testFilePtr = getenv("MOZ_FUZZ_TESTFILE"); \
+ if (!testFilePtr) { \
+ fprintf(stderr, \
+ "Must specify testfile in MOZ_FUZZ_TESTFILE environment " \
+ "variable.\n"); \
+ return; \
+ } \
+ /* Make a copy of testFilePtr so the testing function can safely call \
+ * getenv \
+ */ \
+ std::string testFile(testFilePtr);
+
+# define MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ TEST(AFL, moduleName) \
+ { \
+ MOZ_AFL_INTERFACE_COMMON(initFunc); \
+ ::mozilla::afl_interface_stream(testFile.c_str(), testFunc); \
+ }
+#else
+# define MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName) /* Nothing \
+ */
+#endif
+
+#ifdef LIBFUZZER
+# define MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ static int LibFuzzerTest##moduleName(const uint8_t* data, size_t size) { \
+ if (size > INT32_MAX) return 0; \
+ nsCOMPtr<nsIInputStream> stream; \
+ nsresult rv = NS_NewByteInputStream(getter_AddRefs(stream), \
+ Span((const char*)data, size), \
+ NS_ASSIGNMENT_DEPEND); \
+ MOZ_RELEASE_ASSERT(NS_SUCCEEDED(rv)); \
+ testFunc(stream.forget()); \
+ return 0; \
+ } \
+ static void __attribute__((constructor)) LibFuzzerRegister##moduleName() { \
+ ::mozilla::FuzzerRegistry::getInstance().registerModule( \
+ #moduleName, initFunc, LibFuzzerTest##moduleName); \
+ }
+#else
+# define MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, \
+ moduleName) /* Nothing */
+#endif
+
+#define MOZ_FUZZING_INTERFACE_STREAM(initFunc, testFunc, moduleName) \
+ MOZ_LIBFUZZER_INTERFACE_STREAM(initFunc, testFunc, moduleName); \
+ MOZ_AFL_INTERFACE_STREAM(initFunc, testFunc, moduleName);
+
+} // namespace mozilla
+
+#endif // FuzzingInterfaceStream_h__