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[NET]: Move in_aton from net/ipv4/utils.c to net/core/utils.c 

Move in_aton to allow netpoll and pktgen to work without the rest of
the IPv4 stack. Fix whitespace and add comment for the odd placement.

Delete now-empty net/ipv4/utils.c

Re-enable netpoll/netconsole without CONFIG_INET

Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Matt Mackall 2005-07-27 15:24:42 -07:00 committed by David S. Miller
parent 7cee432a22
commit 5e43db7730
4 changed files with 38 additions and 62 deletions
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2
drivers/net/Kconfig
View File

@ -2540,7 +2540,7 @@ config SHAPER
config NETCONSOLE
tristate "Network console logging support (EXPERIMENTAL)"
depends on INET && EXPERIMENTAL
depends on EXPERIMENTAL
---help---
If you want to log kernel messages over the network, enable this.
See <file:Documentation/networking/netconsole.txt> for details.

37
net/core/utils.c
View File

@ -23,10 +23,10 @@
#include <linux/percpu.h>
#include <linux/init.h>
#include <asm/byteorder.h>
#include <asm/system.h>
#include <asm/uaccess.h>
/*
This is a maximally equidistributed combined Tausworthe generator
based on code from GNU Scientific Library 1.5 (30 Jun 2004)
@ -153,3 +153,38 @@ int net_ratelimit(void)
EXPORT_SYMBOL(net_random);
EXPORT_SYMBOL(net_ratelimit);
EXPORT_SYMBOL(net_srandom);
/*
* Convert an ASCII string to binary IP.
* This is outside of net/ipv4/ because various code that uses IP addresses
* is otherwise not dependent on the TCP/IP stack.
*/
__u32 in_aton(const char *str)
{
unsigned long l;
unsigned int val;
int i;
l = 0;
for (i = 0; i < 4; i++)
{
l <<= 8;
if (*str != '\0')
{
val = 0;
while (*str != '\0' && *str != '.')
{
val *= 10;
val += *str - '0';
str++;
}
l |= val;
if (*str != '\0')
str++;
}
}
return(htonl(l));
}
EXPORT_SYMBOL(in_aton);

2
net/ipv4/Makefile
View File

@ -2,7 +2,7 @@
# Makefile for the Linux TCP/IP (INET) layer.
#
obj-y := utils.o route.o inetpeer.o protocol.o \
obj-y := route.o inetpeer.o protocol.o \
ip_input.o ip_fragment.o ip_forward.o ip_options.o \
ip_output.o ip_sockglue.o \
tcp.o tcp_input.o tcp_output.o tcp_timer.o tcp_ipv4.o \

59
net/ipv4/utils.c
View File

@ -1,59 +0,0 @@
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
* interface as the means of communication with the user level.
*
* Various kernel-resident INET utility functions; mainly
* for format conversion and debugging output.
*
* Version: $Id: utils.c,v 1.8 2000/10/03 07:29:01 anton Exp $
*
* Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
*
* Fixes:
* Alan Cox : verify_area check.
* Alan Cox : removed old debugging.
* Andi Kleen : add net_ratelimit()
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
#include <linux/types.h>
#include <asm/byteorder.h>
/*
* Convert an ASCII string to binary IP.
*/
__u32 in_aton(const char *str)
{
unsigned long l;
unsigned int val;
int i;
l = 0;
for (i = 0; i < 4; i++)
{
l <<= 8;
if (*str != '\0')
{
val = 0;
while (*str != '\0' && *str != '.')
{
val *= 10;
val += *str - '0';
str++;
}
l |= val;
if (*str != '\0')
str++;
}
}
return(htonl(l));
}
EXPORT_SYMBOL(in_aton);