Adding upstream version 4.2.2.upstream/4.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 39 insertions, 0 deletions

diff --git a/wsutil/xtea.h b/wsutil/xtea.h
new file mode 100644
index 0000000..e166160
--- /dev/null
+++ b/wsutil/xtea.h
@@ -0,0 +1,39 @@
+/** @file
+ *
+ * Implementation of XTEA cipher
+ * By Ahmad Fatoum <ahmad[AT]a3f.at>
+ * Copyright 2017 Ahmad Fatoum
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef __XTEA_H__
+#define __XTEA_H__
+
+/* Actual XTEA is big-endian, nevertheless there exist protocols that treat every block
+ * as little endian, so we provide both
+ */
+#include "wireshark.h"
+
+WS_DLL_PUBLIC void decrypt_xtea_ecb(uint8_t plaintext[8], const uint8_t ciphertext[8], const uint32_t key[4], unsigned num_rounds);
+
+WS_DLL_PUBLIC void decrypt_xtea_le_ecb(uint8_t plaintext[8], const uint8_t ciphertext[8], const uint32_t key[4], unsigned num_rounds);
+
+#endif /* __XTEA_H__ */
+
+/*
+ * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=8 expandtab:
+ * :indentSize=4:tabSize=8:noTabs=true:
+ */