ParagonIE_Sodium_Compat::crypto_sign_verify_detached( string $signature, string $message, string $publicKey ): bool

3279    public static function crypto_sign_verify_detached($signature, $message, $publicKey)3280    {3281        /* Type checks: */3282        ParagonIE_Sodium_Core_Util::declareScalarType($signature, 'string', 1);3283        ParagonIE_Sodium_Core_Util::declareScalarType($message, 'string', 2);3284        ParagonIE_Sodium_Core_Util::declareScalarType($publicKey, 'string', 3);3285 3286        /* Input validation: */3287        if (ParagonIE_Sodium_Core_Util::strlen($signature) !== self::CRYPTO_SIGN_BYTES) {3288            throw new SodiumException('Argument 1 must be CRYPTO_SIGN_BYTES long.');3289        }3290        if (ParagonIE_Sodium_Core_Util::strlen($publicKey) !== self::CRYPTO_SIGN_PUBLICKEYBYTES) {3291            throw new SodiumException('Argument 3 must be CRYPTO_SIGN_PUBLICKEYBYTES long.');3292        }3293 3294        if (self::useNewSodiumAPI()) {3295            return sodium_crypto_sign_verify_detached($signature, $message, $publicKey);3296        }3297        if (self::use_fallback('crypto_sign_verify_detached')) {3298            return (bool) call_user_func(3299                '\\Sodium\\crypto_sign_verify_detached',3300                $signature,3301                $message,3302                $publicKey3303            );3304        }3305        if (PHP_INT_SIZE === 4) {3306            return ParagonIE_Sodium_Crypto32::sign_verify_detached($signature, $message, $publicKey);3307        }3308        return ParagonIE_Sodium_Crypto::sign_verify_detached($signature, $message, $publicKey);3309    }