From fb9acd8b5eda50a0a89d3ac0f756f703317d48bc Mon Sep 17 00:00:00 2001
From: Michael Black W9MDB <mdblack98@yahoo.com>
Date: Sun, 13 Sep 2020 08:08:23 -0500
Subject: [PATCH] Adding phpdemo

---
 bindings/phpdemo.php | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 bindings/phpdemo.php

diff --git a/bindings/phpdemo.php b/bindings/phpdemo.php
new file mode 100644
index 000000000..a1eb33aa8
--- /dev/null
+++ b/bindings/phpdemo.php
@@ -0,0 +1,41 @@
+<?php
+// This example needs to be improved by adding get_freq, set_freq functions and such.
+// Need to parse the returns from rigctl
+print("Hamlib demo\n");
+$descriptorspec = array(
+   0 => array("pipe", "r"),  // stdin is a pipe that the child will read from
+   1 => array("pipe", "w"),  // stdout is a pipe that the child will write to
+   2 => array("file", "/tmp/error-output.txt", "a") // stderr is a file to write to
+);
+
+$cmd = "rigctl -m 2";
+$process = proc_open($cmd, $descriptorspec, $pipes);
+
+if (is_resource($process)) {
+    // $pipes now looks like this:
+    // 0 => writeable handle connected to child stdin
+    // 1 => readable handle connected to child stdout
+    // Any error output will be appended to /tmp/error-output.txt
+
+    echo fread($pipes[1], 32);
+
+    echo "Main Freq: ";
+    fwrite($pipes[0], "f Main\n");
+    fread($pipes[1],32);
+    echo fread($pipes[1],64);
+    echo "\n";
+    echo "=====\n";
+
+    fwrite($pipes[0], "f Sub\n");
+    echo "Sub  Freq:" ;
+    echo fread($pipes[1],32);
+    echo "\n";
+
+    fclose($pipes[0]);
+    fclose($pipes[1]);
+
+    $return_value = proc_close($process);
+
+    echo "command returned $return_value\n";
+}
+?>