ib_iwpm_util.c

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
    3  *
    4  * Copyright (c) 2014 Chelsio, Inc. All rights reserved.
    5  * Copyright (c) 2014 Intel Corporation. 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 #include <sys/cdefs.h>
   37 __FBSDID("$FreeBSD$");
   38 
   39 #include "iwpm_util.h"
   40 
   41 #define IWPM_MAPINFO_HASH_SIZE  512
   42 #define IWPM_MAPINFO_HASH_MASK  (IWPM_MAPINFO_HASH_SIZE - 1)
   43 #define IWPM_REMINFO_HASH_SIZE  64
   44 #define IWPM_REMINFO_HASH_MASK  (IWPM_REMINFO_HASH_SIZE - 1)
   45 #define IWPM_MSG_SIZE           512
   46 
   47 int iwpm_compare_sockaddr(struct sockaddr_storage *a_sockaddr,
   48                                 struct sockaddr_storage *b_sockaddr)
   49 {
   50         if (a_sockaddr->ss_family != b_sockaddr->ss_family)
   51                 return 1;
   52         if (a_sockaddr->ss_family == AF_INET) {
   53                 struct sockaddr_in *a4_sockaddr =
   54                         (struct sockaddr_in *)a_sockaddr;
   55                 struct sockaddr_in *b4_sockaddr =
   56                         (struct sockaddr_in *)b_sockaddr;
   57                 if (!memcmp(&a4_sockaddr->sin_addr,
   58                         &b4_sockaddr->sin_addr, sizeof(struct in_addr))
   59                         && a4_sockaddr->sin_port == b4_sockaddr->sin_port)
   60                                 return 0;
   61 
   62         } else if (a_sockaddr->ss_family == AF_INET6) {
   63                 struct sockaddr_in6 *a6_sockaddr =
   64                         (struct sockaddr_in6 *)a_sockaddr;
   65                 struct sockaddr_in6 *b6_sockaddr =
   66                         (struct sockaddr_in6 *)b_sockaddr;
   67                 if (!memcmp(&a6_sockaddr->sin6_addr,
   68                         &b6_sockaddr->sin6_addr, sizeof(struct in6_addr))
   69                         && a6_sockaddr->sin6_port == b6_sockaddr->sin6_port)
   70                                 return 0;
   71 
   72         } else {
   73                 pr_err("%s: Invalid sockaddr family\n", __func__);
   74         }
   75         return 1;
   76 }
   77 
   78 void iwpm_print_sockaddr(struct sockaddr_storage *sockaddr, char *msg)
   79 {
   80         struct sockaddr_in6 *sockaddr_v6;
   81         struct sockaddr_in *sockaddr_v4;
   82 
   83         switch (sockaddr->ss_family) {
   84         case AF_INET:
   85                 sockaddr_v4 = (struct sockaddr_in *)sockaddr;
   86                 pr_debug("%s IPV4 %pI4: %u(0x%04X)\n",
   87                         msg, &sockaddr_v4->sin_addr,
   88                         ntohs(sockaddr_v4->sin_port),
   89                         ntohs(sockaddr_v4->sin_port));
   90                 break;
   91         case AF_INET6:
   92                 sockaddr_v6 = (struct sockaddr_in6 *)sockaddr;
   93                 pr_debug("%s IPV6 %pI6: %u(0x%04X)\n",
   94                         msg, &sockaddr_v6->sin6_addr,
   95                         ntohs(sockaddr_v6->sin6_port),
   96                         ntohs(sockaddr_v6->sin6_port));
   97                 break;
   98         default:
   99                 break;
  100         }
  101 }
  102

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FreeBSD/Linux Kernel Cross Reference sys/ofed/drivers/infiniband/core/ib_iwpm_util.c

FreeBSD/Linux Kernel Cross Reference
sys/ofed/drivers/infiniband/core/ib_iwpm_util.c