android

type JNIContext interface {
	ClassFactory() gava.ClassFactory
	Throw(java.IThrowable) java.JInt
	ExceptionOccurred() java.IThrowable
	ExceptionDescribe()
	ExceptionClear()
	FatalError(string)
}

type JNIEnv interface {
	DefineClass(JNIContext, string, java.IObject, []java.JByte) (java.IClass, error)
	FindClass(JNIContext, string) (java.IClass, error)
	ThrowNew(JNIContext, java.IClass, string) (java.JInt, error)
	GetMethod(JNIContext, java.IClass, string, string) (java.IMethod, error)
	GetField(JNIContext, java.IClass, string, string) (java.IField, error)
	GetStaticMethod(JNIContext, java.IClass, string, string) (java.IMethod, error)
	GetStaticField(JNIContext, java.IClass, string, string) (java.IField, error)
	NewString(JNIContext, []java.JChar) (java.IString, error)
	NewStringUTF(JNIContext, string) (java.IString, error)
	NewObjectArray(JNIContext, java.JSize, java.IClass, java.IObject) (java.IObjectArray, error)
	NewBooleanArray(JNIContext, java.JSize) (java.IBooleanArray, error)
	NewByteArray(JNIContext, java.JSize) (java.IByteArray, error)
	NewCharArray(JNIContext, java.JSize) (java.ICharArray, error)
	NewShortArray(JNIContext, java.JSize) (java.IShortArray, error)
	NewIntArray(JNIContext, java.JSize) (java.IIntArray, error)
	NewLongArray(JNIContext, java.JSize) (java.ILongArray, error)
	NewFloatArray(JNIContext, java.JSize) (java.IFloatArray, error)
	NewDoubleArray(JNIContext, java.JSize) (java.IDoubleArray, error)
}

type Module interface {
	io.Closer
	Name() string
	BaseAddr() uint64
	FindSymbol(name string) (Symbol, error)
	Symbols(yield func(Symbol) bool)
	CallEntry(ctx context.Context) error
	CallOnLoad(ctx context.Context) (java.JInt, error)
	FindNativeMethod(vm java.JavaVM, clazz java.IClass, name, sig string) (NativeMethod, error)
	Dump(w io.Writer) error
}

type NativeMethod = func(obj java.IObject, args ...any) any

type Option func(Runtime) error

type Package interface {
	Name() string
	Label() string
	Version() (name string, code int)
	UsesSdk() (min, target int)
	Permission() []string
	CodePath() string
	LibraryDir() string
	FilesDir() string
	Certificate() []*x509.Certificate
	LoadModule(ctx context.Context, art Runtime, name string) (Module, error)
}

type Runtime interface {
	io.Closer
	Debugger() debugger.Debugger
	Emulator() emulator.Emulator
	LoadModule(ctx context.Context, file fs.File) (Module, error)
	FindModule(name string) (Module, error)
	LinkFS(name string, fs filesystem.FS) error
	JavaVM() java.JavaVM
	Package() Package
	ClassFactory() gava.ClassFactory
	RegisterNatives(clazz java.IClass, methods []java.JNINativeMethod) java.JInt
	UnregisterNatives(clazz java.IClass) java.JInt
}

type Symbol interface {
	Name() string
	Address() uint64
	Call(ctx context.Context, calling debugger.Calling, ret any, args ...any) error
}