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Userland: Set the mask of a network adapter with ifconfig (#1388)

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A new IP address or a new network mask can be specified in the command
line arguments of ifconfig to replace the old values of a given network
adapter. Additionally, more information is being printed for each adapter.
This commit is contained in:
Marios Prokopakis 2020-03-11 22:30:41 +02:00 • committed by GitHub
parent 4c9bb266df
commit 8cf962a102
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GPG key ID: 4AEE18F83AFDEB23
6 changed files with 155 additions and 49 deletions
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2
Libraries/LibC/net/if.h
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@ -38,6 +38,7 @@ struct ifreq {
struct sockaddr ifru_addr;
struct sockaddr ifru_dstaddr;
struct sockaddr ifru_broadaddr;
struct sockaddr ifru_netmask;
struct sockaddr ifru_hwaddr;
short ifru_flags;
int ifru_metric;
@ -49,6 +50,7 @@ struct ifreq {
#define ifr_addr ifr_ifru.ifru_addr // address
#define ifr_dstaddr ifr_ifru.ifru_dstaddr // other end of p-to-p link
#define ifr_broadaddr ifr_ifru.ifru_broadaddr // broadcast address
#define ifr_netmask ifr_ifru.ifru_netmask // network mask
#define ifr_flags ifr_ifru.ifru_flags // flags
#define ifr_metric ifr_ifru.ifru_metric // metric
#define ifr_mtu ifr_ifru.ifru_metric // mtu (overload)

33
Libraries/LibC/net/route.h Normal file
View file

@ -0,0 +1,33 @@
/*
* Copyright (c) 2020, Marios Prokopakis <mariosprokopakis@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <sys/socket.h>
struct rtentry {
struct sockaddr* rt_gateway;
/* FIXME: complete the struct */
};

2
Libraries/LibC/sys/ioctl_numbers.h
View file

@ -62,4 +62,6 @@ enum IOCtlNumber {
SIOCSIFADDR,
SIOCGIFADDR,
SIOCGIFHWADDR,
SIOCADDRT,
SIOCSIFNETMASK
};