Add server-side TLS support, through kTLS.

[cubemap] / tlse / ktls.h

diff --git a/tlse/ktls.h b/tlse/ktls.h
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+++ b/tlse/ktls.h
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+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */
+/*
+ * Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses.  You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ *     Redistribution and use in source and binary forms, with or
+ *     without modification, are permitted provided that the following
+ *     conditions are met:
+ *
+ *      - Redistributions of source code must retain the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer.
+ *
+ *      - Redistributions in binary form must reproduce the above
+ *        copyright notice, this list of conditions and the following
+ *        disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _UAPI_LINUX_TLS_H
+#define _UAPI_LINUX_TLS_H
+
+#include <linux/types.h>
+
+/* TLS socket options */
+#define TLS_TX                 1       /* Set transmit parameters */
+
+/* Supported versions */
+#define TLS_VERSION_MINOR(ver) ((ver) & 0xFF)
+#define TLS_VERSION_MAJOR(ver) (((ver) >> 8) & 0xFF)
+
+#define TLS_VERSION_NUMBER(id) ((((id##_VERSION_MAJOR) & 0xFF) << 8) | \
+                                ((id##_VERSION_MINOR) & 0xFF))
+
+#define TLS_1_2_VERSION_MAJOR  0x3
+#define TLS_1_2_VERSION_MINOR  0x3
+#define TLS_1_2_VERSION                TLS_VERSION_NUMBER(TLS_1_2)
+
+/* Supported ciphers */
+#define TLS_CIPHER_AES_GCM_128                         51
+#define TLS_CIPHER_AES_GCM_128_IV_SIZE                 8
+#define TLS_CIPHER_AES_GCM_128_KEY_SIZE                16
+#define TLS_CIPHER_AES_GCM_128_SALT_SIZE               4
+#define TLS_CIPHER_AES_GCM_128_TAG_SIZE                16
+#define TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE            8
+
+#define TLS_SET_RECORD_TYPE    1
+
+struct tls_crypto_info {
+       __u16 version;
+       __u16 cipher_type;
+};
+
+struct tls12_crypto_info_aes_gcm_128 {
+       struct tls_crypto_info info;
+       unsigned char iv[TLS_CIPHER_AES_GCM_128_IV_SIZE];
+       unsigned char key[TLS_CIPHER_AES_GCM_128_KEY_SIZE];
+       unsigned char salt[TLS_CIPHER_AES_GCM_128_SALT_SIZE];
+       unsigned char rec_seq[TLS_CIPHER_AES_GCM_128_REC_SEQ_SIZE];
+};
+
+#define SOL_TLS                282
+#define TCP_ULP        31
+
+#endif /* _UAPI_LINUX_TLS_H */