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test ffi

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ekibun
2020-09-13 22:50:14 +08:00
parent 89ea0222be
commit 60466a5c7d
11 changed files with 146 additions and 10 deletions
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test/flutter_qjs_test.dart Normal file
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/*
* @Description:
* @Author: ekibun
* @Date: 2020-09-06 13:02:46
* @LastEditors: ekibun
* @LastEditTime: 2020-09-13 17:29:26
*/
import 'dart:ffi';
import 'package:ffi/ffi.dart';
void main() {
final DynamicLibrary qjsLib = DynamicLibrary.open("test/lib/build/Debug/ffi_library.dll");
print(qjsLib);
// JSRuntime *js_NewRuntime(void);
final Pointer Function() jsNewRuntime =
qjsLib.lookup<NativeFunction<Pointer Function()>>("jsNewRuntime").asFunction();
final rt = jsNewRuntime();
print(rt);
// JSContext *js_NewContext(JSRuntime *rt);
final Pointer Function(Pointer rt) jsNewContext =
qjsLib.lookup<NativeFunction<Pointer Function(Pointer)>>("jsNewContext").asFunction();
final ctx = jsNewContext(rt);
print(ctx);
// JSValue *js_Eval(JSContext *ctx, const char *input, const char *filename, int eval_flags)
final Pointer Function(Pointer rt, Pointer<Utf8> input, Pointer<Utf8> filename, int evalFlags) jsEval =
qjsLib.lookup<NativeFunction<Pointer Function(Pointer,Pointer<Utf8>,Pointer<Utf8>, Int32)>>("jsEval").asFunction();
final jsval = jsEval(ctx, Utf8.toUtf8("1+1"), Utf8.toUtf8("<eval>"), 0);
// const char *js_ToCString(JSContext *ctx, JSValue *val)
final Pointer<Utf8> Function(Pointer rt, Pointer val) jsToCString =
qjsLib.lookup<NativeFunction<Pointer<Utf8> Function(Pointer,Pointer)>>("jsToCString").asFunction();
final str = Utf8.fromUtf8(jsToCString(ctx, jsval));
print(str);
}