bin/mandoc/dbm.h

   1 /*      $Id: dbm.h,v 1.1 2016/07/19 21:31:55 schwarze Exp $ */
   2 /*
   3  * Copyright (c) 2016 Ingo Schwarze <schwarze@openbsd.org>
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  *
  17  * Public interface for the map-based version
  18  * of the mandoc database, for read-only access.
  19  * To be used by dbm*.c, dba_read.c, and man(1) and apropos(1).
  20  */
  21
  22 enum dbm_mtype {
  23         DBM_EXACT = 0,
  24         DBM_SUB,
  25         DBM_REGEX
  26 };
  27
  28 struct dbm_match {
  29         regex_t         *re;
  30         const char      *str;
  31         enum dbm_mtype   type;
  32 };
  33
  34 struct dbm_res {
  35         int32_t          page;
  36         int32_t          bits;
  37 };
  38
  39 struct dbm_page {
  40         const char      *name;
  41         const char      *sect;
  42         const char      *arch;
  43         const char      *desc;
  44         const char      *file;
  45         int32_t          addr;
  46 };
  47
  48 struct dbm_macro {
  49         const char      *value;
  50         const int32_t   *pp;
  51 };
  52
  53 int              dbm_open(const char *);
  54 void             dbm_close(void);
  55
  56 int32_t          dbm_page_count(void);
  57 struct dbm_page *dbm_page_get(int32_t);
  58 void             dbm_page_byname(const struct dbm_match *);
  59 void             dbm_page_bysect(const struct dbm_match *);
  60 void             dbm_page_byarch(const struct dbm_match *);
  61 void             dbm_page_bydesc(const struct dbm_match *);
  62 void             dbm_page_bymacro(int32_t, const struct dbm_match *);
  63 struct dbm_res   dbm_page_next(void);
  64
  65 int32_t          dbm_macro_count(int32_t);
  66 struct dbm_macro *dbm_macro_get(int32_t, int32_t);
  67 void             dbm_macro_bypage(int32_t, int32_t);
  68 char            *dbm_macro_next(void);