1 files changed, 206 insertions, 0 deletions
diff --git a/include/uapi/linux/tls.h b/include/uapi/linux/tls.h
new file mode 100644
index 000000000..b66a80038
--- /dev/null
+++ b/include/uapi/linux/tls.h
@@ -0,0 +1,206 @@
+/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
+/*
+ * 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 */
+#define TLS_RX			2	/* Set receive parameters */
+#define TLS_TX_ZEROCOPY_RO	3	/* TX zerocopy (only sendfile now) */
+#define TLS_RX_EXPECT_NO_PAD	4	/* Attempt opportunistic zero-copy */
+
+/* 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)
+
+#define TLS_1_3_VERSION_MAJOR	0x3
+#define TLS_1_3_VERSION_MINOR	0x4
+#define TLS_1_3_VERSION		TLS_VERSION_NUMBER(TLS_1_3)
+
+/* 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_CIPHER_AES_GCM_256				52
+#define TLS_CIPHER_AES_GCM_256_IV_SIZE			8
+#define TLS_CIPHER_AES_GCM_256_KEY_SIZE		32
+#define TLS_CIPHER_AES_GCM_256_SALT_SIZE		4
+#define TLS_CIPHER_AES_GCM_256_TAG_SIZE		16
+#define TLS_CIPHER_AES_GCM_256_REC_SEQ_SIZE		8
+
+#define TLS_CIPHER_AES_CCM_128				53
+#define TLS_CIPHER_AES_CCM_128_IV_SIZE			8
+#define TLS_CIPHER_AES_CCM_128_KEY_SIZE		16
+#define TLS_CIPHER_AES_CCM_128_SALT_SIZE		4
+#define TLS_CIPHER_AES_CCM_128_TAG_SIZE		16
+#define TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE		8
+
+#define TLS_CIPHER_CHACHA20_POLY1305			54
+#define TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE		12
+#define TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE	32
+#define TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE		0
+#define TLS_CIPHER_CHACHA20_POLY1305_TAG_SIZE	16
+#define TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE	8
+
+#define TLS_CIPHER_SM4_GCM				55
+#define TLS_CIPHER_SM4_GCM_IV_SIZE			8
+#define TLS_CIPHER_SM4_GCM_KEY_SIZE		16
+#define TLS_CIPHER_SM4_GCM_SALT_SIZE		4
+#define TLS_CIPHER_SM4_GCM_TAG_SIZE		16
+#define TLS_CIPHER_SM4_GCM_REC_SEQ_SIZE		8
+
+#define TLS_CIPHER_SM4_CCM				56
+#define TLS_CIPHER_SM4_CCM_IV_SIZE			8
+#define TLS_CIPHER_SM4_CCM_KEY_SIZE		16
+#define TLS_CIPHER_SM4_CCM_SALT_SIZE		4
+#define TLS_CIPHER_SM4_CCM_TAG_SIZE		16
+#define TLS_CIPHER_SM4_CCM_REC_SEQ_SIZE		8
+
+#define TLS_CIPHER_ARIA_GCM_128				57
+#define TLS_CIPHER_ARIA_GCM_128_IV_SIZE			8
+#define TLS_CIPHER_ARIA_GCM_128_KEY_SIZE		16
+#define TLS_CIPHER_ARIA_GCM_128_SALT_SIZE		4
+#define TLS_CIPHER_ARIA_GCM_128_TAG_SIZE		16
+#define TLS_CIPHER_ARIA_GCM_128_REC_SEQ_SIZE		8
+
+#define TLS_CIPHER_ARIA_GCM_256				58
+#define TLS_CIPHER_ARIA_GCM_256_IV_SIZE			8
+#define TLS_CIPHER_ARIA_GCM_256_KEY_SIZE		32
+#define TLS_CIPHER_ARIA_GCM_256_SALT_SIZE		4
+#define TLS_CIPHER_ARIA_GCM_256_TAG_SIZE		16
+#define TLS_CIPHER_ARIA_GCM_256_REC_SEQ_SIZE		8
+
+#define TLS_SET_RECORD_TYPE	1
+#define TLS_GET_RECORD_TYPE	2
+
+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];
+};
+
+struct tls12_crypto_info_aes_gcm_256 {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_AES_GCM_256_IV_SIZE];
+	unsigned char key[TLS_CIPHER_AES_GCM_256_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_AES_GCM_256_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_AES_GCM_256_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_aes_ccm_128 {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_AES_CCM_128_IV_SIZE];
+	unsigned char key[TLS_CIPHER_AES_CCM_128_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_AES_CCM_128_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_AES_CCM_128_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_chacha20_poly1305 {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_CHACHA20_POLY1305_IV_SIZE];
+	unsigned char key[TLS_CIPHER_CHACHA20_POLY1305_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_CHACHA20_POLY1305_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_CHACHA20_POLY1305_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_sm4_gcm {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_SM4_GCM_IV_SIZE];
+	unsigned char key[TLS_CIPHER_SM4_GCM_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_SM4_GCM_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_SM4_GCM_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_sm4_ccm {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_SM4_CCM_IV_SIZE];
+	unsigned char key[TLS_CIPHER_SM4_CCM_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_SM4_CCM_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_SM4_CCM_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_aria_gcm_128 {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_ARIA_GCM_128_IV_SIZE];
+	unsigned char key[TLS_CIPHER_ARIA_GCM_128_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_ARIA_GCM_128_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_ARIA_GCM_128_REC_SEQ_SIZE];
+};
+
+struct tls12_crypto_info_aria_gcm_256 {
+	struct tls_crypto_info info;
+	unsigned char iv[TLS_CIPHER_ARIA_GCM_256_IV_SIZE];
+	unsigned char key[TLS_CIPHER_ARIA_GCM_256_KEY_SIZE];
+	unsigned char salt[TLS_CIPHER_ARIA_GCM_256_SALT_SIZE];
+	unsigned char rec_seq[TLS_CIPHER_ARIA_GCM_256_REC_SEQ_SIZE];
+};
+
+enum {
+	TLS_INFO_UNSPEC,
+	TLS_INFO_VERSION,
+	TLS_INFO_CIPHER,
+	TLS_INFO_TXCONF,
+	TLS_INFO_RXCONF,
+	TLS_INFO_ZC_RO_TX,
+	TLS_INFO_RX_NO_PAD,
+	__TLS_INFO_MAX,
+};
+#define TLS_INFO_MAX (__TLS_INFO_MAX - 1)
+
+#define TLS_CONF_BASE 1
+#define TLS_CONF_SW 2
+#define TLS_CONF_HW 3
+#define TLS_CONF_HW_RECORD 4
+
+#endif /* _UAPI_LINUX_TLS_H */