changes for filter and print
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46
vendor/maennchen/zipstream-php/src/Zip64/ExtendedInformationExtraField.php
vendored
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46
vendor/maennchen/zipstream-php/src/Zip64/ExtendedInformationExtraField.php
vendored
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<?php
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declare(strict_types=1);
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namespace ZipStream\Zip64;
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use ZipStream\PackField;
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/**
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* @internal
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*/
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abstract class ExtendedInformationExtraField
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{
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private const TAG = 0x0001;
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public static function generate(
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?int $originalSize = null,
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?int $compressedSize = null,
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?int $relativeHeaderOffset = null,
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?int $diskStartNumber = null,
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): string {
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return PackField::pack(
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new PackField(format: 'v', value: self::TAG),
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new PackField(
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format: 'v',
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value:
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($originalSize === null ? 0 : 8) +
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($compressedSize === null ? 0 : 8) +
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($relativeHeaderOffset === null ? 0 : 8) +
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($diskStartNumber === null ? 0 : 4)
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),
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...($originalSize === null ? [] : [
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new PackField(format: 'P', value: $originalSize),
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]),
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...($compressedSize === null ? [] : [
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new PackField(format: 'P', value: $compressedSize),
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]),
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...($relativeHeaderOffset === null ? [] : [
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new PackField(format: 'P', value: $relativeHeaderOffset),
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]),
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...($diskStartNumber === null ? [] : [
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new PackField(format: 'V', value: $diskStartNumber),
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]),
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);
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}
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}
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