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2a709f28fa
* 0day explit mitigation * Memory corruption prevention * Privilege escalation prevention * Buffer over flow prevention * File System corruption defense * Thread escape prevention This may very well be the most intensive inclusion to BrooklynR. This will not be part of an x86 suite nor it will be released as tool kit. The security core toolkit will remain part of kernel base.
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/*
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* Handling of different ABIs (personalities).
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*
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* We group personalities into execution domains which have their
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* own handlers for kernel entry points, signal mapping, etc...
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*
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* 2001-05-06 Complete rewrite, Christoph Hellwig (hch@infradead.org)
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*/
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#include <linux/init.h>
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#include <linux/kernel.h>
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#include <linux/kmod.h>
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#include <linux/module.h>
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#include <linux/personality.h>
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#include <linux/proc_fs.h>
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#include <linux/sched.h>
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#include <linux/seq_file.h>
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#include <linux/syscalls.h>
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#include <linux/sysctl.h>
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#include <linux/types.h>
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#include <linux/fs_struct.h>
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#ifdef CONFIG_PROC_FS
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static int execdomains_proc_show(struct seq_file *m, void *v)
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{
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seq_puts(m, "0-0\tLinux \t[kernel]\n");
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return 0;
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}
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static int execdomains_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, execdomains_proc_show, NULL);
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}
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static const struct file_operations execdomains_proc_fops = {
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.open = execdomains_proc_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int __init proc_execdomains_init(void)
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{
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proc_create("execdomains", 0, NULL, &execdomains_proc_fops);
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return 0;
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}
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module_init(proc_execdomains_init);
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#endif
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SYSCALL_DEFINE1(personality, unsigned int, personality)
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{
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unsigned int old = current->personality;
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if (personality != 0xffffffff)
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set_personality(personality);
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return old;
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}
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