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dwfault/afl-wasm
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```
var importObject = {
env: {
print_number: function (number) {
print('[+] importObject callback.');
print(number);
}
}
};
var wasmCode = new Uint8Array([0x0, 0x61, 0x73, 0x6d, 0x1, 0x0, 0x0, 0x0, 0x1, 0x7, 0x1, 0x60, 0x2, 0x7f, 0x7f, 0x1, 0x7f, 0x3, 0x2, 0x1, 0x0, 0x4, 0x4, 0x1, 0x70, 0x0, 0x4, 0x6, 0x2e, 0x5, 0x7f, 0x0, 0x41, 0x2a, 0xb, 0x7d, 0x0, 0x43, 0x0, 0x0, 0x0, 0x3f, 0xb, 0x7c, 0x0, 0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe0, 0x3f, 0xb, 0x7d, 0x0, 0x43, 0x0, 0x0, 0xc0, 0x7f, 0xb, 0x7c, 0x0, 0x44, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xb, 0x7, 0x40, 0x7, 0x5, 0x74, 0x61, 0x62, 0x6c, 0x65, 0x1, 0x0, 0x3, 0x73, 0x75, 0x6d, 0x0, 0x0, 0x6, 0x61, 0x6e, 0x73, 0x77, 0x65, 0x72, 0x3, 0x0, 0x7, 0x61, 0x6e, 0x73, 0x77, 0x65, 0x72, 0x31, 0x3, 0x1, 0x7, 0x61, 0x6e, 0x73, 0x77, 0x65, 0x72, 0x32, 0x3, 0x2, 0x7, 0x61, 0x6e, 0x73, 0x77, 0x65, 0x72, 0x33, 0x3, 0x3, 0x7, 0x61, 0x6e, 0x73, 0x77, 0x65, 0x72, 0x34, 0x3, 0x4, 0x9, 0x7, 0x1, 0x0, 0x41, 0x0, 0xb, 0x1, 0x0, 0xa, 0x9, 0x1, 0x7, 0x0, 0x20, 0x1, 0x20, 0x0, 0x6a, 0xb]);
//var wasmCode = new Uint8Array([0x0, 0x61, 0x73, 0x6d, 0x1, 0x0, 0x0, 0x0, 0x1, 0x8, 0x2, 0x60, 0x1, 0x7f, 0x0, 0x60, 0x0, 0x0, 0x2, 0x19, 0x1, 0x7, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x73, 0xd, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x65, 0x64, 0x5f, 0x66, 0x75, 0x6e, 0x63, 0x0, 0x0, 0x3, 0x2, 0x1, 0x1, 0x7, 0x11, 0x1, 0xd, 0x65, 0x78, 0x70, 0x6f, 0x72, 0x74, 0x65, 0x64, 0x5f, 0x66, 0x75, 0x6e, 0x63, 0x0, 0x1, 0xa, 0x8, 0x1, 0x6, 0x0, 0x41, 0x12, 0x10, 0x0, 0xb]);
///////////////////////////////////////////////////////////////////////////INIT
try {
var wasmModule = new WebAssembly.Module(wasmCode);
var wasmInstance = new WebAssembly.Instance(wasmModule, importObject);
print('[+] wasmCode validate.');
print(WebAssembly.validate(wasmCode));
}
catch (e) { print(e); }
///////////////////////////////////////////////////////////////////////////EXPORTS
try {
var wasmInstanceExported = wasmInstance.exports;
print('[+] wasmInstanceExported.');
try {
var wasmInstanceExportedTable = wasmInstance.exports.table;
for (var i = 0; i < 100; i++) {
print(wasmInstanceExportedTable.get(i));
}
}
catch (e) { print(e); }
try {
print(wasmInstanceExported.main(0));
}
catch (e) { print(e); }
try {
for (var i in wasmInstanceExported) {
try {
print(eval('wasmInstanceExported.' + i + ';'));
}
catch (e) { print(e); }
try {
print(eval('wasmInstanceExported.' + i + '(0);'));
}
catch (e) { print(e); }
}
}
catch (e) { print(e); }
var wasmModuleExports = WebAssembly.Module.exports(wasmModule);
var varExports = [];
print('[+] wasmModuleExported.')
for (var i of wasmModuleExports) {
print(i + ' : ' + i.kind + ' : ' + i.name);
varExports.push(i.name);
}
for (var i of varExports) {
try {
print(eval('wasmInstanceExported.' + i + ';'));
}
catch (e) { print(e); }
try {
print(eval('wasmInstanceExported.' + i + '(0);'));
}
catch (e) { print(e); }
}
}
catch (e) { print(e) };
///////////////////////////////////////////////////////////////////////////IMPORTS
try {
var wasmModuleImports = WebAssembly.Module.imports(wasmModule);
var varImports = [];
print('[+] wasmModuleImported.')
for (var i of wasmModuleImports) {
print(i + ' : ' + i.kind + ' : ' + i.name + ' : ' + i.module);
varImports.push(i.name);
}
}
catch (e) { print(e) };
/////////////////////////////////////////////////////////////////////////MEMORY
try {
var wasmMemory = wasmInstance.exports.memory;
print('[+] wasmMemory.');
print(wasmMemory);
print(wasmMemory instanceof WebAssembly.Memory);
}
catch (e) { print(e); }
////////////////////////////////////////////////////////////////////////
print('[+] End.');
```
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