cb72318069
Initialize 'security.evm' for new files. Changelog v7: - renamed evm_inode_post_init_security to evm_inode_init_security - moved struct xattr definition to earlier patch - allocate xattr name Changelog v6: - Use 'struct evm_ima_xattr_data' Signed-off-by: Mimi Zohar <zohar@us.ibm.com>
83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/*
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* evm.h
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*
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* Copyright (c) 2009 IBM Corporation
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* Author: Mimi Zohar <zohar@us.ibm.com>
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*/
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#ifndef _LINUX_EVM_H
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#define _LINUX_EVM_H
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#include <linux/integrity.h>
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#include <linux/xattr.h>
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#ifdef CONFIG_EVM
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extern enum integrity_status evm_verifyxattr(struct dentry *dentry,
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const char *xattr_name,
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void *xattr_value,
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size_t xattr_value_len);
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extern void evm_inode_post_setattr(struct dentry *dentry, int ia_valid);
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extern int evm_inode_setxattr(struct dentry *dentry, const char *name,
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const void *value, size_t size);
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extern void evm_inode_post_setxattr(struct dentry *dentry,
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const char *xattr_name,
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const void *xattr_value,
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size_t xattr_value_len);
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extern int evm_inode_removexattr(struct dentry *dentry, const char *xattr_name);
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extern void evm_inode_post_removexattr(struct dentry *dentry,
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const char *xattr_name);
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extern int evm_inode_init_security(struct inode *inode,
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const struct xattr *xattr_array,
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struct xattr *evm);
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#else
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#ifdef CONFIG_INTEGRITY
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static inline enum integrity_status evm_verifyxattr(struct dentry *dentry,
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const char *xattr_name,
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void *xattr_value,
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size_t xattr_value_len)
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{
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return INTEGRITY_UNKNOWN;
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}
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#endif
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static inline void evm_inode_post_setattr(struct dentry *dentry, int ia_valid)
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{
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return;
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}
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static inline int evm_inode_setxattr(struct dentry *dentry, const char *name,
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const void *value, size_t size)
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{
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return 0;
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}
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static inline void evm_inode_post_setxattr(struct dentry *dentry,
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const char *xattr_name,
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const void *xattr_value,
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size_t xattr_value_len)
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{
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return;
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}
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static inline int evm_inode_removexattr(struct dentry *dentry,
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const char *xattr_name)
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{
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return 0;
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}
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static inline void evm_inode_post_removexattr(struct dentry *dentry,
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const char *xattr_name)
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{
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return;
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}
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static inline int evm_inode_init_security(struct inode *inode,
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const struct xattr *xattr_array,
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struct xattr *evm)
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{
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return -EOPNOTSUPP;
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}
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#endif /* CONFIG_EVM_H */
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#endif /* LINUX_EVM_H */
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