check if seed is greater than 512 bits
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@ -63,6 +63,8 @@ HierarchicalKey.seed = function(bytes, network) {
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bytes = new Buffer(bytes, 'hex'); //if not buffer, assume hex
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if (bytes.length < 128/8)
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return false; //need more entropy
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if (bytes.length > 512/8)
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return false;
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var hash = coinUtil.sha512hmac(bytes, new Buffer('Bitcoin seed'));
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var hkey = new HierarchicalKey(null);
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