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<?php |
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|
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namespace YoastSEO_Vendor\GuzzleHttp\Handler; |
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|
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/** |
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* @internal |
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*/ |
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final class TlsVersion |
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{ |
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/** |
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* @param mixed $value |
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*/ |
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public static function ordinal(string $option, $value) : int |
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{ |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT) { |
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return 10; |
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} |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT) { |
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return 11; |
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} |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT) { |
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return 12; |
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} |
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if (\defined('STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT') && $value === \STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT) { |
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return 13; |
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} |
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throw new \InvalidArgumentException(\sprintf('Invalid %s request option: unknown version provided', $option)); |
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} |
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/** |
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* @param mixed $min |
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* @param mixed $max |
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*/ |
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public static function assertRange($min, $max) : void |
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{ |
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if ($min === null || $max === null) { |
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return; |
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} |
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if (self::ordinal('crypto_method_max', $max) < self::ordinal('crypto_method', $min)) { |
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throw new \InvalidArgumentException('Invalid crypto_method_max request option: maximum TLS version must be greater than or equal to crypto_method'); |
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} |
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} |
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/** |
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* @param mixed $value |
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*/ |
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public static function streamProtocolVersion(string $option, $value) : int |
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{ |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_0_CLIENT) { |
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return self::requireStreamProto('STREAM_CRYPTO_PROTO_TLSv1_0', $option); |
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} |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT) { |
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return self::requireStreamProto('STREAM_CRYPTO_PROTO_TLSv1_1', $option); |
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} |
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if ($value === \STREAM_CRYPTO_METHOD_TLSv1_2_CLIENT) { |
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return self::requireStreamProto('STREAM_CRYPTO_PROTO_TLSv1_2', $option); |
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} |
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if (\defined('STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT') && $value === \STREAM_CRYPTO_METHOD_TLSv1_3_CLIENT) { |
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return self::requireStreamProto('STREAM_CRYPTO_PROTO_TLSv1_3', $option); |
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} |
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throw new \InvalidArgumentException(\sprintf('Invalid %s request option: unknown version provided', $option)); |
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} |
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/** |
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* Resolves a STREAM_CRYPTO_PROTO_* constant. The ssl.max_proto_version |
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* context option and these constants were added in PHP 7.3.0 (TLS 1.3 in |
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* 7.4.0); on older runtimes the option cannot be honored, so reject loudly. |
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*/ |
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private static function requireStreamProto(string $constant, string $option) : int |
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{ |
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if (\defined($constant)) { |
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/** @var int */ |
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return \constant($constant); |
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} |
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throw new \InvalidArgumentException(\sprintf('Invalid %s request option: maximum TLS version control is not supported by your version of PHP', $option)); |
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} |
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} |
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|
