CasperSecurity
/*
* Copyright (c) 2016-2017, Mellanox Technologies. All rights reserved.
* Copyright (c) 2016-2017, Dave Watson <davejwatson@fb.com>. 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.
*/
#include <linux/kref.h>
#include <linux/list.h>
struct sock;
#define TLS_TOE_DEVICE_NAME_MAX 32
/*
* This structure defines the routines for Inline TLS driver.
* The following routines are optional and filled with a
* null pointer if not defined.
*
* @name: Its the name of registered Inline tls device
* @dev_list: Inline tls device list
* int (*feature)(struct tls_toe_device *device);
* Called to return Inline TLS driver capability
*
* int (*hash)(struct tls_toe_device *device, struct sock *sk);
* This function sets Inline driver for listen and program
* device specific functioanlity as required
*
* void (*unhash)(struct tls_toe_device *device, struct sock *sk);
* This function cleans listen state set by Inline TLS driver
*
* void (*release)(struct kref *kref);
* Release the registered device and allocated resources
* @kref: Number of reference to tls_toe_device
*/
struct tls_toe_device {
char name[TLS_TOE_DEVICE_NAME_MAX];
struct list_head dev_list;
int (*feature)(struct tls_toe_device *device);
int (*hash)(struct tls_toe_device *device, struct sock *sk);
void (*unhash)(struct tls_toe_device *device, struct sock *sk);
void (*release)(struct kref *kref);
struct kref kref;
};
int tls_toe_bypass(struct sock *sk);
int tls_toe_hash(struct sock *sk);
void tls_toe_unhash(struct sock *sk);
void tls_toe_register_device(struct tls_toe_device *device);
void tls_toe_unregister_device(struct tls_toe_device *device);