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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef BASE_ANDROID_JNI_GENERATOR_JNI_GENERATOR_HELPER_H_
#define BASE_ANDROID_JNI_GENERATOR_JNI_GENERATOR_HELPER_H_
#include <jni.h>
#include "base/android/jni_android.h"
#include "base/android/scoped_java_ref.h"
#include "base/logging.h"
#include "build/build_config.h"
// Project-specific macros used by the header files generated by
// jni_generator.py. Different projects can then specify their own
// implementation for this file.
#define CHECK_NATIVE_PTR(env, jcaller, native_ptr, method_name, ...) \
DCHECK(native_ptr) << method_name;
#define CHECK_CLAZZ(env, jcaller, clazz, ...) DCHECK(clazz);
#if defined(ARCH_CPU_X86)
// Dalvik JIT generated code doesn't guarantee 16-byte stack alignment on
// x86 - use force_align_arg_pointer to realign the stack at the JNI
// boundary. crbug.com/655248
#define JNI_GENERATOR_EXPORT \
extern "C" __attribute__((visibility("default"), force_align_arg_pointer))
#else
#define JNI_GENERATOR_EXPORT extern "C" __attribute__((visibility("default")))
#endif
namespace jni_generator {
inline void HandleRegistrationError(JNIEnv* env,
jclass clazz,
const char* filename) {
LOG(ERROR) << "RegisterNatives failed in " << filename;
}
inline void CheckException(JNIEnv* env) {
base::android::CheckException(env);
}
inline bool ShouldSkipJniRegistration(bool is_maindex_class) {
switch (base::android::GetJniRegistrationType()) {
case base::android::ALL_JNI_REGISTRATION:
return false;
case base::android::NO_JNI_REGISTRATION:
// TODO(estevenson): Change this to a DCHECK.
return true;
case base::android::SELECTIVE_JNI_REGISTRATION:
return !is_maindex_class;
default:
NOTREACHED();
return false;
}
}
} // namespace jni_generator
#endif // BASE_ANDROID_JNI_GENERATOR_JNI_GENERATOR_HELPER_H_
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