| | 1 | /* |
| | 2 | * Copyright (c) 2017 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * The contents of this file constitute Original Code as defined in and |
| | 7 | * are subject to the Apple Public Source License Version 1.1 (the |
| | 8 | * "License"). You may not use this file except in compliance with the |
| | 9 | * License. Please obtain a copy of the License at |
| | 10 | * http://www.apple.com/publicsource and read it before using this file. |
| | 11 | * |
| | 12 | * This Original Code and all software distributed under the License are |
| | 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| | 17 | * License for the specific language governing rights and limitations |
| | 18 | * under the License. |
| | 19 | * |
| | 20 | * @APPLE_LICENSE_HEADER_END@ |
| | 21 | */ |
| | 22 | |
| | 23 | /* |
| | 24 | * nexus.c |
| | 25 | * - report information about attached nexus |
| | 26 | */ |
| | 27 | |
| | 28 | /* |
| | 29 | * Modification History: |
| | 30 | * |
| | 31 | * April 10, 2017 Dieter Siegmund (dieter@apple.com) |
| | 32 | * - created |
| | 33 | */ |
| | 34 | |
| | 35 | #include <sys/param.h> |
| | 36 | #include <sys/ioctl.h> |
| | 37 | #include <sys/socket.h> |
| | 38 | |
| | 39 | #include <stdlib.h> |
| | 40 | #include <unistd.h> |
| | 41 | |
| | 42 | #include <net/ethernet.h> |
| | 43 | #include <net/if.h> |
| | 44 | #include <net/if_var.h> |
| | 45 | #include <net/if_fake_var.h> |
| | 46 | |
| | 47 | #include <net/route.h> |
| | 48 | |
| | 49 | #include <ctype.h> |
| | 50 | #include <stdio.h> |
| | 51 | #include <string.h> |
| | 52 | #include <stdlib.h> |
| | 53 | #include <unistd.h> |
| | 54 | #include <err.h> |
| | 55 | #include <errno.h> |
| | 56 | |
| | 57 | #include "ifconfig.h" |
| | 58 | |
| | 59 | static void |
| | 60 | nexus_status(int s) |
| | 61 | { |
| | 62 | struct if_nexusreq ifnr; |
| | 63 | uuid_string_t flowswitch; |
| | 64 | uuid_string_t netif; |
| | 65 | |
| | 66 | if (!verbose) { |
| | 67 | return; |
| | 68 | } |
| | 69 | bzero((char *)&ifnr, sizeof(ifnr)); |
| | 70 | strlcpy(ifnr.ifnr_name, ifr.ifr_name, sizeof(ifnr.ifnr_name)); |
| | 71 | if (ioctl(s, SIOCGIFNEXUS, &ifnr) < 0) { |
| | 72 | return; |
| | 73 | } |
| | 74 | if (uuid_is_null(ifnr.ifnr_netif)) { |
| | 75 | /* technically, this shouldn't happen */ |
| | 76 | return; |
| | 77 | } |
| | 78 | uuid_unparse_upper(ifnr.ifnr_netif, netif); |
| | 79 | printf("\tnetif: %s\n", netif); |
| | 80 | if (uuid_is_null(ifnr.ifnr_flowswitch) == 0) { |
| | 81 | uuid_unparse_upper(ifnr.ifnr_flowswitch, flowswitch); |
| | 82 | printf("\tflowswitch: %s\n", flowswitch); |
| | 83 | } |
| | 84 | return; |
| | 85 | } |
| | 86 | |
| | 87 | static struct afswtch af_fake = { |
| | 88 | .af_name = "af_fake", |
| | 89 | .af_af = AF_UNSPEC, |
| | 90 | .af_other_status = nexus_status, |
| | 91 | }; |
| | 92 | |
| | 93 | static __constructor void |
| | 94 | fake_ctor(void) |
| | 95 | { |
| | 96 | af_register(&af_fake); |
| | 97 | } |
| | 98 | |
projects / apple / network_cmds.git / blame_incremental