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 * The Universal Permissive License (UPL), Version 1.0
 *
 * Subject to the condition set forth below, permission is hereby granted to any
 * person obtaining a copy of this software, associated documentation and/or
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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
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package org.graalvm.wasm.predefined.wasi;

import org.graalvm.wasm.WasmContext;
import org.graalvm.wasm.WasmInstance;
import org.graalvm.wasm.WasmLanguage;
import org.graalvm.wasm.WasmModule;
import org.graalvm.wasm.predefined.BuiltinModule;
import org.graalvm.wasm.predefined.emscripten.UnimplementedNode;

import static org.graalvm.wasm.WasmType.I32_TYPE;
import static org.graalvm.wasm.WasmType.I64_TYPE;

public class WasiModule extends BuiltinModule {
    @Override
    protected WasmInstance createInstance(WasmLanguage language, WasmContext context, String name) {
        WasmInstance instance = new WasmInstance(new WasmModule(name, null));
        importMemory(instance, "main", "memory", 0, 0);
        defineFunction(instance, "args_sizes_get", types(I32_TYPE, I32_TYPE), types(I32_TYPE), new WasiArgsSizesGetNode(language, instance));
        defineFunction(instance, "args_get", types(I32_TYPE, I32_TYPE), types(I32_TYPE), new WasiArgsGetNode(language, instance));
        defineFunction(instance, "clock_time_get", types(I32_TYPE, I64_TYPE, I32_TYPE), types(I32_TYPE), new WasiClockTimeGetNode(language, instance));
        defineFunction(instance, "proc_exit", types(I32_TYPE), types(), new WasiProcExitNode(language, instance));
        defineFunction(instance, "fd_write", types(I32_TYPE, I32_TYPE, I32_TYPE, I32_TYPE), types(I32_TYPE), new WasiFdWriteNode(language, instance));
        defineFunction(instance, "fd_read", types(I32_TYPE, I32_TYPE, I32_TYPE), types(I32_TYPE), new UnimplementedNode("fd_read", language, instance));
        defineFunction(instance, "fd_close", types(I32_TYPE), types(I32_TYPE), new UnimplementedNode("fd_close", language, instance));
        defineFunction(instance, "fd_seek", types(I32_TYPE, I64_TYPE, I32_TYPE), types(I32_TYPE), new UnimplementedNode("fd_seek", language, instance));
        return instance;
    }
}