From 67e6b6c9981207d7d658f2ad2bf1c39b75c099c7 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Tue, 21 Sep 2021 16:52:06 +0200
Subject: [passthrough] New module for managing hardware passthrough for QEMU

---
 modules-available/statistics/page.inc.php | 78 +++++++++----------------------
 1 file changed, 23 insertions(+), 55 deletions(-)

(limited to 'modules-available/statistics/page.inc.php')

diff --git a/modules-available/statistics/page.inc.php b/modules-available/statistics/page.inc.php
index 3e4aa9ce..04d9a515 100644
--- a/modules-available/statistics/page.inc.php
+++ b/modules-available/statistics/page.inc.php
@@ -24,10 +24,12 @@ class Page_Statistics extends Page
 		/*
 		Dictionary::translate('submenu_projectors');
 		Dictionary::translate('submenu_replace');
+		Dictionary::translate('submenu_hints');
 		*/
 
-		foreach (['projectors', 'replace'] as $section) {
-			Dashboard::addSubmenu('?do=statistics&show=' . $section, Dictionary::translate('submenu_' . $section, true));
+		foreach (['projectors', 'replace', 'hints'] as $section) {
+			Dashboard::addSubmenu('?do=statistics&show=' . $section,
+				Dictionary::translate('submenu_' . $section, true));
 		}
 
 		$this->show = Request::any('show', false, 'string');
@@ -251,11 +253,24 @@ class Page_Statistics extends Page
 	{
 		if (!User::load())
 			return;
-		if (Request::any('action') === 'bios') {
+		$action = Request::any('action');
+		if ($action === 'bios') {
 			require_once 'modules/statistics/pages/machine.inc.php';
 			SubPage::ajaxCheckBios();
 			return;
 		}
+		if ($action === 'json-lookup') {
+			$reply = [];
+			foreach (Request::post('list', [], 'array') as $item) {
+				$name = PciId::getPciId(PciId::AUTO, $item, true);
+				if ($name === false) {
+					$name = '?????';
+				}
+				$reply[$item] = $name;
+			}
+			header('Content-Type: application/json');
+			die(json_encode($reply));
+		}
 
 		$param = Request::any('lookup', false, 'string');
 		if ($param === false) {
@@ -263,61 +278,14 @@ class Page_Statistics extends Page
 		}
 		$add = '';
 		if (preg_match('/^([a-f0-9]{4}):([a-f0-9]{4})$/', $param, $out)) {
-			$cat = 'DEVICE';
-			$host = $out[2] . '.' . $out[1];
 			$add = ' (' . $param . ')';
-		} elseif (preg_match('/^([a-f0-9]{4})$/', $param, $out)) {
-			$cat = 'VENDOR';
-			$host = $out[1];
-		} elseif (preg_match('/^c\.([a-f0-9]{2})([a-f0-9]{2})$/', $param, $out)) {
-			$cat = 'CLASS';
-			$host = $out[2] . '.' . $out[1] . '.c';
-		} else {
-			die('Invalid format requested');
-		}
-		$cached = Page_Statistics::getPciId($cat, $param);
-		if ($cached !== false && $cached['dateline'] > time()) {
-			echo $cached['value'], $add;
-			exit;
-		}
-		$res = dns_get_record($host . '.pci.id.ucw.cz', DNS_TXT);
-		if (is_array($res)) {
-			foreach ($res as $entry) {
-				if (isset($entry['txt']) && substr($entry['txt'], 0, 2) === 'i=') {
-					$string = substr($entry['txt'], 2);
-					Page_Statistics::setPciId($cat, $param, $string);
-					echo $string, $add;
-					exit;
-				}
-			}
 		}
-		if ($cached !== false) {
-			echo $cached['value'], $add;
-			exit;
+		$cached = PciId::getPciId(PciId::AUTO, $param, true);
+		if ($cached === false) {
+			$cached = 'Unknown';
 		}
-		die('Not found');
-	}
-
-	public static function getPciId($cat, $id)
-	{
-		static $cache = [];
-		$key = $cat . '-' . $id;
-		if (isset($cache[$key]))
-			return $cache[$key];
-		return $cache[$key] = Database::queryFirst('SELECT value, dateline FROM pciid WHERE category = :cat AND id = :id LIMIT 1',
-			array('cat' => $cat, 'id' => $id));
-	}
-
-	private static function setPciId($cat, $id, $value)
-	{
-		Database::exec('INSERT INTO pciid (category, id, value, dateline) VALUES (:cat, :id, :value, :timeout)'
-			. ' ON DUPLICATE KEY UPDATE value = VALUES(value), dateline = VALUES(dateline)',
-			array(
-				'cat' => $cat,
-				'id' => $id,
-				'value' => $value,
-				'timeout' => time() + mt_rand(10, 30) * 86400,
-			), true);
+		echo $cached, $add;
+		exit;
 	}
 
 }
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