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 * $FreeBSD$ 36 */ 37 38 #include "iwpm_util.h" 39 40 #define IWPM_MAPINFO_HASH_SIZE 512 41 #define IWPM_MAPINFO_HASH_MASK (IWPM_MAPINFO_HASH_SIZE - 1) 42 #define IWPM_REMINFO_HASH_SIZE 64 43 #define IWPM_REMINFO_HASH_MASK (IWPM_REMINFO_HASH_SIZE - 1) 44 #define IWPM_MSG_SIZE 512 45 46 int iwpm_compare_sockaddr(struct sockaddr_storage *a_sockaddr, 47 struct sockaddr_storage *b_sockaddr) 48 { 49 if (a_sockaddr->ss_family != b_sockaddr->ss_family) 50 return 1; 51 if (a_sockaddr->ss_family == AF_INET) { 52 struct sockaddr_in *a4_sockaddr = 53 (struct sockaddr_in *)a_sockaddr; 54 struct sockaddr_in *b4_sockaddr = 55 (struct sockaddr_in *)b_sockaddr; 56 if (!memcmp(&a4_sockaddr->sin_addr, 57 &b4_sockaddr->sin_addr, sizeof(struct in_addr)) 58 && a4_sockaddr->sin_port == b4_sockaddr->sin_port) 59 return 0; 60 61 } else if (a_sockaddr->ss_family == AF_INET6) { 62 struct sockaddr_in6 *a6_sockaddr = 63 (struct sockaddr_in6 *)a_sockaddr; 64 struct sockaddr_in6 *b6_sockaddr = 65 (struct sockaddr_in6 *)b_sockaddr; 66 if (!memcmp(&a6_sockaddr->sin6_addr, 67 &b6_sockaddr->sin6_addr, sizeof(struct in6_addr)) 68 && a6_sockaddr->sin6_port == b6_sockaddr->sin6_port) 69 return 0; 70 71 } else { 72 pr_err("%s: Invalid sockaddr family\n", __func__); 73 } 74 return 1; 75 } 76 77 void iwpm_print_sockaddr(struct sockaddr_storage *sockaddr, char *msg) 78 { 79 struct sockaddr_in6 *sockaddr_v6; 80 struct sockaddr_in *sockaddr_v4; 81 82 switch (sockaddr->ss_family) { 83 case AF_INET: 84 sockaddr_v4 = (struct sockaddr_in *)sockaddr; 85 pr_debug("%s IPV4 %pI4: %u(0x%04X)\n", 86 msg, &sockaddr_v4->sin_addr, 87 ntohs(sockaddr_v4->sin_port), 88 ntohs(sockaddr_v4->sin_port)); 89 break; 90 case AF_INET6: 91 sockaddr_v6 = (struct sockaddr_in6 *)sockaddr; 92 pr_debug("%s IPV6 %pI6: %u(0x%04X)\n", 93 msg, &sockaddr_v6->sin6_addr, 94 ntohs(sockaddr_v6->sin6_port), 95 ntohs(sockaddr_v6->sin6_port)); 96 break; 97 default: 98 break; 99 } 100 } 101 102