如何注册一个内核模块，能够进行网络通信

macping

#ifndef __KERNEL__

#define __KERNEL__

#endif

#ifndef MODULE

#define MODULE

#endif

#include <linux/module.h>
#include <linux/init.h>

#include <linux/config.h>
#include <asm/uaccess.h>


#define __KERNEL_SYSCALLS__
#include <linux/fs.h>


static int __init vman_init(void)
{
        printk("<1>Hello,world\n");
        int fd;
        fd=open("/root/result1.tr",O_CREAT|O_RDWR,S_IRWXU);
        return 0;
}

static void __exit vman_exit(void)
{
        printk("<1>Goodbye cruel world\n");
}


MODULE_DESCRIPTION("MAC-filter by Yuelei VMANE project, Northeastern University");

MODULE_AUTHOR("Yuelei");

#ifdef MODULE_LICENSE

MODULE_LICENSE("GPL");

#endif
module_init(vman_init);

module_exit(vman_exit);

macping

[root@macxiaowei test1]# make
gcc -Wall -O -D__KERNEL__ -DMODULE -DMODVERSIONS -include /usr/src/linux-2.4/include/linux/modversions.h -nostdinc -I /usr/lib/gcc-lib/i386-redhat-linux/3.2.2/include -I/usr/src/linux-2.4/include -c test.c -o test.o
test.c: In function `vman_init':
test.c:23: warning: implicit declaration of function `open'
为什么会是这样

camelguo

#ifndef __KERNEL__

#define __KERNEL__

#endif

#ifndef MODULE

#define MODULE

#endif

#include <linux/module.h>
#include <linux/init.h>

#include <linux/config.h>
#include <asm/uaccess.h>

#include <asm/unistd.h>

_syscall2(int,open,const char*,name,int,flags)


#define __KERNEL_SYSCALLS__
#include <linux/fs.h>


static int __init vman_init(void)
{
printk("<1>Hello,world\n");
int fd;
fd=open("/root/result1.tr",O_CREAT|O_RDWR,S_IRWXU);
return 0;
}

static void __exit vman_exit(void)
{
printk("<1>Goodbye cruel world\n");
}


MODULE_DESCRIPTION("MAC-filter by Yuelei VMANE project, Northeastern University");

MODULE_AUTHOR("Yuelei");

#ifdef MODULE_LICENSE

MODULE_LICENSE("GPL");

#endif
module_init(vman_init);

module_exit(vman_exit);

macping

谢谢camelguo。。。。
我试试

macping

[root@macxiaowei test1]# make
gcc -Wall -O -D__KERNEL__ -DMODULE -DMODVERSIONS -include /usr/src/linux-2.4/include/linux/modversions.h -nostdinc -I /usr/lib/gcc-lib/i386-redhat-linux/3.2.2/include -I/usr/src/linux-2.4/include -c test.c -o test.o
test.c: In function `open':
test.c:21: `errno' undeclared (first use in this function)
test.c:21: (Each undeclared identifier is reported only once
test.c:21: for each function it appears in.)
make: *** [test.o] Error 1

还是过不去!!为什么,,,,,,郁闷死了
#ifndef __KERNEL__

#define __KERNEL__

#endif

#ifndef MODULE

#define MODULE

#endif

#include <linux/module.h>
#include <linux/init.h>

#include <linux/config.h>
#include <asm/uaccess.h>

#include <asm/unistd.h>

_syscall3(int,open,const char *,file,int,flag,int,mode)


#define __KERNEL_SYSCALLS__
#include <linux/fs.h>


static int __init vman_init(void)
{
printk("<1>Hello,world\n");
int fd;
fd=open("/root/result1.tr",O_CREAT|O_RDWR,S_IRWXU);
return 0;
}

static void __exit vman_exit(void)
{
printk("<1>Goodbye cruel world\n");
}


MODULE_DESCRIPTION("MAC-filter by Yuelei VMANE project, Northeastern University");

MODULE_AUTHOR("Yuelei");

#ifdef MODULE_LICENSE

MODULE_LICENSE("GPL");

#endif
module_init(vman_init);

module_exit(vman_exit);

macping

camelguo大哥,再给看看.....谢谢

camelguo

ifndef __KERNEL__

#define __KERNEL__

#endif

#ifndef MODULE

#define MODULE

#endif

#include <linux/module.h>
#include <linux/init.h>

#include <linux/config.h>
#include <asm/uaccess.h>

#include <asm/unistd.h>

_syscall3(int,open,const char *,file,int,flag,int,mode)

int errno;

#define __KERNEL_SYSCALLS__
#include <linux/fs.h>


static int __init vman_init(void)
{
printk("<1>Hello,world\n");
int fd;
fd=open("/root/result1.tr",O_CREAT|O_RDWR,S_IRWXU);
return 0;
}

static void __exit vman_exit(void)
{
printk("<1>Goodbye cruel world\n");
}


MODULE_DESCRIPTION("MAC-filter by Yuelei VMANE project, Northeastern University");

MODULE_AUTHOR("Yuelei");

#ifdef MODULE_LICENSE

MODULE_LICENSE("GPL");

#endif
module_init(vman_init);

module_exit(vman_exit);

macping

编译是通过了
但是加载过模块，还是没有建立相应的文件。。。。。。。。。。
肯请camelguo把qq或别的即时联系方式留下。。。。
小弟好即时联系请教

camelguo

MSN ： guohongruan@hotmail.com

yulc

递交重复,见下贴