From f449f278dd3c70e479a035f50a9bb817a9b433ba Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 17:24:08 +0200
Subject: Adding upstream version 3.2.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/libknot/lookup.h | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 src/libknot/lookup.h

(limited to 'src/libknot/lookup.h')

diff --git a/src/libknot/lookup.h b/src/libknot/lookup.h
new file mode 100644
index 0000000..8599aa3
--- /dev/null
+++ b/src/libknot/lookup.h
@@ -0,0 +1,89 @@
+/*  Copyright (C) 2017 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+/*!
+ * \file
+ *
+ * \brief A general purpose lookup table.
+ *
+ * \addtogroup libknot
+ * @{
+ */
+
+#pragma once
+
+#include <string.h>
+#include <strings.h>
+
+/*!
+ * \brief A general purpose lookup table.
+ */
+typedef struct knot_lookup {
+	int id;
+	const char *name;
+} knot_lookup_t;
+
+/*!
+ * \brief Looks up the given name in the lookup table.
+ *
+ * \param table Lookup table.
+ * \param name Name to look up.
+ *
+ * \return Item in the lookup table with the given name or NULL if no such is
+ *         present.
+ */
+inline static const knot_lookup_t *knot_lookup_by_name(const knot_lookup_t *table, const char *name)
+{
+	if (table == NULL || name == NULL) {
+		return NULL;
+	}
+
+	while (table->name != NULL) {
+		if (strcasecmp(name, table->name) == 0) {
+			return table;
+		}
+		table++;
+	}
+
+	return NULL;
+}
+
+/*!
+ * \brief Looks up the given id in the lookup table.
+ *
+ * \param table Lookup table.
+ * \param id ID to look up.
+ *
+ * \return Item in the lookup table with the given id or NULL if no such is
+ *         present.
+ */
+inline static const knot_lookup_t *knot_lookup_by_id(const knot_lookup_t *table, int id)
+{
+	if (table == NULL) {
+		return NULL;
+	}
+
+	while (table->name != NULL) {
+		if (table->id == id) {
+			return table;
+		}
+		table++;
+	}
+
+	return NULL;
+}
+
+/*! @} */
-- 
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