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src: add aliased-buffer-overflow abort test
Added native extension similar to test/addons/stringbytes-external-exceeded-max. Added an abort test to regression test the non overflow behaviour. PR-URL: #31740 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Anna Henningsen <[email protected]> Reviewed-By: David Carlier <[email protected]> Reviewed-By: Colin Ihrig <[email protected]>
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{ | ||
'defines': [ 'V8_DEPRECATION_WARNINGS=1', 'NODE_WANT_INTERNALS=1' ], | ||
'conditions': [ | ||
[ 'OS in "linux freebsd openbsd solaris android aix cloudabi"', { | ||
'cflags': ['-Wno-cast-function-type'], | ||
}], | ||
], | ||
} |
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#include <stdlib.h> | ||
#include <node.h> | ||
#include <v8.h> | ||
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#include <aliased_buffer.h> | ||
#include <util-inl.h> | ||
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void AllocateAndResizeBuffer( | ||
const v8::FunctionCallbackInfo<v8::Value>& args) { | ||
v8::Isolate* isolate = args.GetIsolate(); | ||
int64_t length = args[0].As<v8::BigInt>()->Int64Value(); | ||
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node::AliasedBigUint64Array array{isolate, 0}; | ||
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array.reserve(length); | ||
assert(false); | ||
} | ||
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void init(v8::Local<v8::Object> exports) { | ||
NODE_SET_METHOD(exports, | ||
"allocateAndResizeBuffer", | ||
AllocateAndResizeBuffer); | ||
} |
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{ | ||
'targets': [ | ||
{ | ||
'target_name': 'binding', | ||
'sources': [ 'binding.cc' ], | ||
'includes': ['../common.gypi'], | ||
} | ||
] | ||
} |
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test/abort/test_abort-aliased-buffer-overflow/test-abort-aliased-buffer-overflow.js
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'use strict'; | ||
const common = require('../common'); | ||
const assert = require('assert'); | ||
const cp = require('child_process'); | ||
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// This test ensures that during resizing of an Aliased*Array the computation | ||
// of the new size does not overflow. | ||
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if (process.argv[2] === 'child') { | ||
// test | ||
const binding = require(`./build/${common.buildType}/binding`); | ||
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const bigValue = BigInt('0xE000 0000 E000 0000'); | ||
binding.AllocateAndResizeBuffer(bigValue); | ||
assert.fail('this should be unreachable'); | ||
} else { | ||
// observer | ||
const child = cp.spawn(`${process.execPath}`, [`${__filename}`, 'child']); | ||
child.on('exit', common.mustCall(function(code, signal) { | ||
if (common.isWindows) { | ||
assert.strictEqual(code, 134); | ||
assert.strictEqual(signal, null); | ||
} else { | ||
assert.strictEqual(code, null); | ||
assert.strictEqual(signal, 'SIGABRT'); | ||
} | ||
})); | ||
} |