security/ipe/hooks.h

Source file repositories/reference/linux-study-clean/security/ipe/hooks.h

File Facts

System
Linux kernel
Corpus path
security/ipe/hooks.h
Extension
.h
Size
1532 bytes
Lines
56
Domain
Core OS
Bucket
Security And Isolation
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _IPE_HOOKS_H
#define _IPE_HOOKS_H

#include <linux/fs.h>
#include <linux/binfmts.h>
#include <linux/security.h>
#include <linux/blk_types.h>
#include <linux/fsverity.h>

enum ipe_hook_type {
	IPE_HOOK_BPRM_CHECK = 0,
	IPE_HOOK_BPRM_CREDS_FOR_EXEC,
	IPE_HOOK_MMAP,
	IPE_HOOK_MPROTECT,
	IPE_HOOK_KERNEL_READ,
	IPE_HOOK_KERNEL_LOAD,
	__IPE_HOOK_MAX
};

#define IPE_HOOK_INVALID __IPE_HOOK_MAX

int ipe_bprm_check_security(struct linux_binprm *bprm);

int ipe_bprm_creds_for_exec(struct linux_binprm *bprm);

int ipe_mmap_file(struct file *f, unsigned long reqprot, unsigned long prot,
		  unsigned long flags);

int ipe_file_mprotect(struct vm_area_struct *vma, unsigned long reqprot,
		      unsigned long prot);

int ipe_kernel_read_file(struct file *file, enum kernel_read_file_id id,
			 bool contents);

int ipe_kernel_load_data(enum kernel_load_data_id id, bool contents);

void ipe_unpack_initramfs(void);

#ifdef CONFIG_IPE_PROP_DM_VERITY
void ipe_bdev_free_security(struct block_device *bdev);

int ipe_bdev_setintegrity(struct block_device *bdev, enum lsm_integrity_type type,
			  const void *value, size_t len);
#endif /* CONFIG_IPE_PROP_DM_VERITY */

#ifdef CONFIG_IPE_PROP_FS_VERITY_BUILTIN_SIG
int ipe_inode_setintegrity(const struct inode *inode, enum lsm_integrity_type type,
			   const void *value, size_t size);
#endif /* CONFIG_IPE_PROP_FS_VERITY_BUILTIN_SIG */

#endif /* _IPE_HOOKS_H */

Annotation

Implementation Notes