textsearch_fsm.h 1.1 KB

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  1. #ifndef __LINUX_TEXTSEARCH_FSM_H
  2. #define __LINUX_TEXTSEARCH_FSM_H
  3. #include <linux/types.h>
  4. enum {
  5. TS_FSM_SPECIFIC, /* specific character */
  6. TS_FSM_WILDCARD, /* any character */
  7. TS_FSM_DIGIT, /* isdigit() */
  8. TS_FSM_XDIGIT, /* isxdigit() */
  9. TS_FSM_PRINT, /* isprint() */
  10. TS_FSM_ALPHA, /* isalpha() */
  11. TS_FSM_ALNUM, /* isalnum() */
  12. TS_FSM_ASCII, /* isascii() */
  13. TS_FSM_CNTRL, /* iscntrl() */
  14. TS_FSM_GRAPH, /* isgraph() */
  15. TS_FSM_LOWER, /* islower() */
  16. TS_FSM_UPPER, /* isupper() */
  17. TS_FSM_PUNCT, /* ispunct() */
  18. TS_FSM_SPACE, /* isspace() */
  19. __TS_FSM_TYPE_MAX,
  20. };
  21. #define TS_FSM_TYPE_MAX (__TS_FSM_TYPE_MAX - 1)
  22. enum {
  23. TS_FSM_SINGLE, /* 1 occurrence */
  24. TS_FSM_PERHAPS, /* 1 or 0 occurrence */
  25. TS_FSM_ANY, /* 0..n occurrences */
  26. TS_FSM_MULTI, /* 1..n occurrences */
  27. TS_FSM_HEAD_IGNORE, /* 0..n ignored occurrences at head */
  28. __TS_FSM_RECUR_MAX,
  29. };
  30. #define TS_FSM_RECUR_MAX (__TS_FSM_RECUR_MAX - 1)
  31. /**
  32. * struct ts_fsm_token - state machine token (state)
  33. * @type: type of token
  34. * @recur: number of recurrences
  35. * @value: character value for TS_FSM_SPECIFIC
  36. */
  37. struct ts_fsm_token
  38. {
  39. __u16 type;
  40. __u8 recur;
  41. __u8 value;
  42. };
  43. #endif