xref: /freebsd/sys/ofed/drivers/infiniband/core/iwpm_util.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3  *
4  * Copyright (c) 2014 Intel Corporation. All rights reserved.
5  * Copyright (c) 2014 Chelsio, Inc. All rights reserved.
6  *
7  * This software is available to you under a choice of one of two
8  * licenses.  You may choose to be licensed under the terms of the GNU
9  * General Public License (GPL) Version 2, available from the file
10  * COPYING in the main directory of this source tree, or the
11  * OpenIB.org BSD license below:
12  *
13  *     Redistribution and use in source and binary forms, with or
14  *     without modification, are permitted provided that the following
15  *     conditions are met:
16  *
17  *      - Redistributions of source code must retain the above
18  *	  copyright notice, this list of conditions and the following
19  *	  disclaimer.
20  *
21  *      - Redistributions in binary form must reproduce the above
22  *	  copyright notice, this list of conditions and the following
23  *	  disclaimer in the documentation and/or other materials
24  *	  provided with the distribution.
25  *
26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
27  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
29  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
30  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
31  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
32  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
33  * SOFTWARE.
34  */
35 
36 #ifndef _IWPM_UTIL_H
37 #define _IWPM_UTIL_H
38 
39 #include <linux/module.h>
40 #include <linux/io.h>
41 #include <linux/in.h>
42 #include <linux/in6.h>
43 #include <linux/spinlock.h>
44 #include <linux/kernel.h>
45 #include <linux/netdevice.h>
46 #include <linux/delay.h>
47 #include <linux/workqueue.h>
48 #include <linux/mutex.h>
49 #include <linux/jhash.h>
50 #include <linux/kref.h>
51 #include <linux/errno.h>
52 #include <linux/rwsem.h>
53 
54 #include <rdma/iw_portmap.h>
55 
56 #define IWPM_PID_UNDEFINED     -1
57 #define IWPM_PID_UNAVAILABLE   -2
58 
59 #define IWPM_REG_UNDEF          0x01
60 #define IWPM_REG_VALID          0x02
61 #define IWPM_REG_INCOMPL        0x04
62 
63 /**
64  * iwpm_compare_sockaddr - Compare two sockaddr storage structs
65  *
66  * Returns 0 if they are holding the same ip/tcp address info,
67  * otherwise returns 1
68  */
69 int iwpm_compare_sockaddr(struct sockaddr_storage *a_sockaddr,
70 			struct sockaddr_storage *b_sockaddr);
71 
72 /**
73  * iwpm_print_sockaddr - Print IPv4/IPv6 address and TCP port
74  * @sockaddr: Socket address to print
75  * @msg: Message to print
76  */
77 void iwpm_print_sockaddr(struct sockaddr_storage *sockaddr, char *msg);
78 #endif
79