Peachpie Sodium_compat test/benchmarking scripts

README.md

scott@paragonie-test:~/dotnet$ php program.php 
Time: 11.9136 seconds.

Doesn't build on Windows:

C:\Users\Scott\.nuget\packages\peachpie.net.sdk\0.9.0-ci00687\build\Peachpie.NET.Core.Sdk.targets(148,5): error MSB3073: The command "dotnet compile-php @obj\Debug\netcoreapp2.0\compile-php-args.rsp" exited with code -532462766. [D:\dotnet\dotnet.msbuildproj]

composer.json

{
    "require": {
        "paragonie/sodium_compat": "^1"
    },
    "license": "MIT",
    "authors": [
        {
            "name": "Paragon Initiative Enterprises, LLC",
            "email": "security@paragonie.com"
        }
    ]
}

program.php

<?php

require 'vendor/autoload.php';

function main()
{
    $start = $end = microtime(true);
    $x_kp = ParagonIE_Sodium_Compat::crypto_sign_keypair();
    $x_sk = ParagonIE_Sodium_Compat::crypto_sign_secretkey($x_kp);
    $x_pk = ParagonIE_Sodium_Compat::crypto_sign_publickey($x_kp);

    $x_encrypt_sk = ParagonIE_Sodium_Compat::crypto_sign_ed25519_sk_to_curve25519($x_sk);
    $x_encrypt_pk = ParagonIE_Sodium_Compat::crypto_sign_ed25519_pk_to_curve25519($x_pk);

    for ($i = 0; $i < 100; ++$i) {
        $y_kp = ParagonIE_Sodium_Compat::crypto_sign_keypair();
        $y_sk = ParagonIE_Sodium_Compat::crypto_sign_secretkey($y_kp);
        $y_pk = ParagonIE_Sodium_Compat::crypto_sign_publickey($y_kp);

        $y_encrypt_sk = ParagonIE_Sodium_Compat::crypto_sign_ed25519_sk_to_curve25519($y_sk);
        $y_encrypt_pk = ParagonIE_Sodium_Compat::crypto_sign_ed25519_pk_to_curve25519($y_pk);

        $message = 'This is a secret message.';
        $nonce = random_bytes(24);

        $x_shared_kp = ParagonIE_Sodium_Compat::crypto_box_keypair_from_secretkey_and_publickey($x_encrypt_sk, $y_encrypt_pk);
        $encrypted = ParagonIE_Sodium_Compat::crypto_box($message, $nonce, $x_shared_kp);

        $y_shared_kp = ParagonIE_Sodium_Compat::crypto_box_keypair_from_secretkey_and_publickey($y_encrypt_sk, $x_encrypt_pk);
        $decrypted = ParagonIE_Sodium_Compat::crypto_box_open($encrypted, $nonce, $y_shared_kp);
    }
    $end = microtime(true);
    $diff = $end - $start;
    echo 'Time: ', number_format($diff, 4), ' seconds.', PHP_EOL;
}

main();