| 1 | /* $Id: VBoxNetAdpCtl.cpp 17424 2009-03-05 21:04:23Z vboxsync $ */
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| 2 | /** @file
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| 3 | * Apps - VBoxAdpCtl, Configuration tool for vboxnetX adapters.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2009 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 18 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 19 | * additional information or have any questions.
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| 20 | */
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| 21 |
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| 22 |
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| 23 |
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| 24 | /*******************************************************************************
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| 25 | * Header Files *
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| 26 | *******************************************************************************/
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| 27 | #include <stdio.h>
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| 28 | #include <stdlib.h>
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| 29 | #include <string.h>
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| 30 | #include <unistd.h>
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| 31 | #include <sys/wait.h>
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| 32 |
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| 33 | #define VBOXADPCTL_IFCONFIG_PATH "/sbin/ifconfig"
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| 34 |
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| 35 | static void showUsage(void)
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| 36 | {
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| 37 | fprintf(stderr, "Usage: VBoxNetAdpCtl <adapter> <address> [netmask <address>]\n");
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| 38 | }
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| 39 |
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| 40 | static int doExec(char *pszAdapterName, char *pszAddress, char *pszNetworkMask)
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| 41 | {
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| 42 | char *argv[] =
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| 43 | {
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| 44 | VBOXADPCTL_IFCONFIG_PATH,
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| 45 | pszAdapterName,
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| 46 | NULL, /* [address family] */
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| 47 | NULL, /* address */
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| 48 | NULL, /* ['netmask'] */
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| 49 | NULL, /* [network mask] */
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| 50 | NULL /* terminator */
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| 51 | };
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| 52 | int i = 2; /* index in argv. we start from address family */
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| 53 |
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| 54 | if (strchr(pszAddress, ':'))
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| 55 | argv[i++] = "inet6";
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| 56 | argv[i++] = pszAddress;
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| 57 | if (pszNetworkMask)
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| 58 | {
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| 59 | argv[i++] = "netmask";
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| 60 | argv[i++] = pszNetworkMask;
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| 61 | }
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| 62 |
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| 63 | return (execv(VBOXADPCTL_IFCONFIG_PATH, argv) == -1 ? EXIT_FAILURE : EXIT_SUCCESS);
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| 64 | }
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| 65 |
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| 66 | static int executeIfconfig(char *pszAdapterName, char *pszAddress, char *pszNetworkMask)
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| 67 | {
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| 68 | int rc = EXIT_SUCCESS;
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| 69 | pid_t childPid = fork();
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| 70 | switch (childPid)
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| 71 | {
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| 72 | case -1: /* Something went wrong. */
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| 73 | perror("fork() failed");
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| 74 | rc = EXIT_FAILURE;
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| 75 | break;
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| 76 | case 0: /* Child process. */
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| 77 | rc = doExec(pszAdapterName, pszAddress, pszNetworkMask);
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| 78 | break;
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| 79 | default: /* Parent process. */
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| 80 | waitpid(childPid, &rc, 0);
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| 81 | break;
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| 82 | }
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| 83 |
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| 84 | return rc;
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| 85 | }
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| 86 |
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| 87 | int main(int argc, char *argv[])
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| 88 |
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| 89 | {
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| 90 | char *pszAdapterName;
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| 91 | char *pszAddress;
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| 92 | char *pszNetworkMask = NULL;
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| 93 |
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| 94 | switch (argc)
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| 95 | {
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| 96 | case 5:
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| 97 | if (strcmp("netmask", argv[3]))
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| 98 | {
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| 99 | fprintf(stderr, "Invalid argument: %s\n\n", argv[3]);
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| 100 | showUsage();
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| 101 | return 1;
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| 102 | }
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| 103 | pszNetworkMask = argv[4];
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| 104 | /* Fall through */
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| 105 | case 3:
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| 106 | pszAdapterName = argv[1];
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| 107 | pszAddress = argv[2];
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| 108 | break;
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| 109 | default:
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| 110 | fprintf(stderr, "Invalid number of arguments.\n\n");
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| 111 | /* Fall through */
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| 112 | case 1:
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| 113 | showUsage();
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| 114 | return 1;
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| 115 | }
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| 116 |
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| 117 | if (strcmp("vboxnet0", pszAdapterName))
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| 118 | {
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| 119 | fprintf(stderr, "Setting configuration for %s is not supported.\n", pszAdapterName);
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| 120 | return 2;
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| 121 | }
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| 122 |
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| 123 | return executeIfconfig(pszAdapterName, pszAddress, pszNetworkMask);
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| 124 | }
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