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 } 102 103