135 lines
3.4 KiB
C
135 lines
3.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* AppArmor security module
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*
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* This file contains AppArmor filesystem definitions.
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*
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* Copyright (C) 1998-2008 Novell/SUSE
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* Copyright 2009-2010 Canonical Ltd.
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*/
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#ifndef __AA_APPARMORFS_H
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#define __AA_APPARMORFS_H
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extern struct path aa_null;
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enum aa_sfs_type {
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AA_SFS_TYPE_BOOLEAN,
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AA_SFS_TYPE_STRING,
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AA_SFS_TYPE_U64,
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AA_SFS_TYPE_FOPS,
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AA_SFS_TYPE_DIR,
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};
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struct aa_sfs_entry;
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struct aa_sfs_entry {
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const char *name;
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struct dentry *dentry;
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umode_t mode;
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enum aa_sfs_type v_type;
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union {
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bool boolean;
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char *string;
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unsigned long u64;
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struct aa_sfs_entry *files;
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} v;
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const struct file_operations *file_ops;
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};
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extern const struct file_operations aa_sfs_seq_file_ops;
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#define AA_SFS_FILE_BOOLEAN(_name, _value) \
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{ .name = (_name), .mode = 0444, \
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.v_type = AA_SFS_TYPE_BOOLEAN, .v.boolean = (_value), \
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.file_ops = &aa_sfs_seq_file_ops }
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#define AA_SFS_FILE_STRING(_name, _value) \
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{ .name = (_name), .mode = 0444, \
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.v_type = AA_SFS_TYPE_STRING, .v.string = (_value), \
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.file_ops = &aa_sfs_seq_file_ops }
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#define AA_SFS_FILE_U64(_name, _value) \
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{ .name = (_name), .mode = 0444, \
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.v_type = AA_SFS_TYPE_U64, .v.u64 = (_value), \
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.file_ops = &aa_sfs_seq_file_ops }
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#define AA_SFS_FILE_FOPS(_name, _mode, _fops) \
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{ .name = (_name), .v_type = AA_SFS_TYPE_FOPS, \
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.mode = (_mode), .file_ops = (_fops) }
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#define AA_SFS_DIR(_name, _value) \
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{ .name = (_name), .v_type = AA_SFS_TYPE_DIR, .v.files = (_value) }
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extern void __init aa_destroy_aafs(void);
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struct aa_profile;
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struct aa_ns;
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enum aafs_ns_type {
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AAFS_NS_DIR,
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AAFS_NS_PROFS,
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AAFS_NS_NS,
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AAFS_NS_RAW_DATA,
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AAFS_NS_LOAD,
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AAFS_NS_REPLACE,
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AAFS_NS_REMOVE,
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AAFS_NS_REVISION,
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AAFS_NS_COUNT,
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AAFS_NS_MAX_COUNT,
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AAFS_NS_SIZE,
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AAFS_NS_MAX_SIZE,
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AAFS_NS_OWNER,
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AAFS_NS_SIZEOF,
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};
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enum aafs_prof_type {
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AAFS_PROF_DIR,
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AAFS_PROF_PROFS,
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AAFS_PROF_NAME,
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AAFS_PROF_MODE,
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AAFS_PROF_ATTACH,
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AAFS_PROF_HASH,
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AAFS_PROF_RAW_DATA,
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AAFS_PROF_RAW_HASH,
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AAFS_PROF_RAW_ABI,
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AAFS_PROF_SIZEOF,
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};
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#define ns_dir(X) ((X)->dents[AAFS_NS_DIR])
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#define ns_subns_dir(X) ((X)->dents[AAFS_NS_NS])
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#define ns_subprofs_dir(X) ((X)->dents[AAFS_NS_PROFS])
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#define ns_subdata_dir(X) ((X)->dents[AAFS_NS_RAW_DATA])
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#define ns_subload(X) ((X)->dents[AAFS_NS_LOAD])
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#define ns_subreplace(X) ((X)->dents[AAFS_NS_REPLACE])
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#define ns_subremove(X) ((X)->dents[AAFS_NS_REMOVE])
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#define ns_subrevision(X) ((X)->dents[AAFS_NS_REVISION])
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#define prof_dir(X) ((X)->dents[AAFS_PROF_DIR])
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#define prof_child_dir(X) ((X)->dents[AAFS_PROF_PROFS])
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void __aa_bump_ns_revision(struct aa_ns *ns);
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void __aafs_profile_rmdir(struct aa_profile *profile);
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void __aafs_profile_migrate_dents(struct aa_profile *old,
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struct aa_profile *new);
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int __aafs_profile_mkdir(struct aa_profile *profile, struct dentry *parent);
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void __aafs_ns_rmdir(struct aa_ns *ns);
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int __aafs_ns_mkdir(struct aa_ns *ns, struct dentry *parent, const char *name,
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struct dentry *dent);
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struct aa_loaddata;
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#ifdef CONFIG_SECURITY_APPARMOR_EXPORT_BINARY
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void __aa_fs_remove_rawdata(struct aa_loaddata *rawdata);
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int __aa_fs_create_rawdata(struct aa_ns *ns, struct aa_loaddata *rawdata);
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#else
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static inline void __aa_fs_remove_rawdata(struct aa_loaddata *rawdata)
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{
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/* empty stub */
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}
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static inline int __aa_fs_create_rawdata(struct aa_ns *ns,
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struct aa_loaddata *rawdata)
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{
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return 0;
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}
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#endif /* CONFIG_SECURITY_APPARMOR_EXPORT_BINARY */
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#endif /* __AA_APPARMORFS_H */
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