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apparmor: preparse for state being more than just an integer

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Convert from an unsigned int to a state_t for state position. This is
a step in prepping for the state position carrying some additional
flags, and a limited form of backtracking to support variables.

Signed-off-by: John Johansen <john.johansen@canonical.com>
This commit is contained in:
John Johansen
2022-01-17 13:43:49 -08:00
parent e844fe9b51
commit 33fc95d829
15 changed files with 101 additions and 102 deletions
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4
security/apparmor/include/lib.h
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@@ -87,8 +87,8 @@ static inline bool aa_strneq(const char *str, const char *sub, int len)
* character which is not used in standard matching and is only
* used to separate pairs.
*/
static inline unsigned int aa_dfa_null_transition(struct aa_dfa *dfa,
unsigned int start)
static inline aa_state_t aa_dfa_null_transition(struct aa_dfa *dfa,
aa_state_t start)
{
/* the null transition only needs the string's null terminator byte */
return aa_dfa_next(dfa, start, 0);