/*
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* A security identifier table (sidtab) is a hash table
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* of security context structures indexed by SID value.
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*/
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#ifndef _SELINUX_AVC_SIDTAB_H_
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#define _SELINUX_AVC_SIDTAB_H_
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#include <selinux/selinux.h>
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#include <selinux/avc.h>
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#include "dso.h"
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struct sidtab_node {
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struct security_id sid_s;
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struct sidtab_node *next;
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};
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#define SIDTAB_HASH_BITS 7
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#define SIDTAB_HASH_BUCKETS (1 << SIDTAB_HASH_BITS)
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#define SIDTAB_HASH_MASK (SIDTAB_HASH_BUCKETS-1)
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#define SIDTAB_SIZE SIDTAB_HASH_BUCKETS
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struct sidtab {
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struct sidtab_node **htable;
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unsigned nel;
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};
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int sidtab_init(struct sidtab *s) hidden;
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int sidtab_insert(struct sidtab *s, const char * ctx) hidden;
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int sidtab_context_to_sid(struct sidtab *s,
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const char * ctx, security_id_t * sid) hidden;
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void sidtab_sid_stats(struct sidtab *s, char *buf, int buflen) hidden;
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void sidtab_destroy(struct sidtab *s) hidden;
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#endif /* _SELINUX_AVC_SIDTAB_H_ */
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