libopkg/pkg_hash.h

   1 /* pkg_hash.h - the opkg package management system
   2
   3    Steven M. Ayer
   4
   5    Copyright (C) 2002 Compaq Computer Corporation
   6
   7    This program is free software; you can redistribute it and/or
   8    modify it under the terms of the GNU General Public License as
   9    published by the Free Software Foundation; either version 2, or (at
  10    your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    General Public License for more details.
  16 */
  17
  18 #ifndef PKG_HASH_H
  19 #define PKG_HASH_H
  20
  21 #include "pkg.h"
  22 #include "pkg_src.h"
  23 #include "pkg_dest.h"
  24 #include "hash_table.h"
  25
  26 void pkg_hash_init(void);
  27 void pkg_hash_deinit(void);
  28
  29 void pkg_hash_fetch_available(pkg_vec_t * available);
  30
  31 int dist_hash_add_from_file(const char *file_name, pkg_src_t * dist);
  32 int pkg_hash_add_from_file(const char *file_name, pkg_src_t * src,
  33                            pkg_dest_t * dest, int is_status_file);
  34 int pkg_hash_load_feeds(void);
  35 int pkg_hash_load_status_files(void);
  36
  37 void hash_insert_pkg(pkg_t * pkg, int set_status);
  38
  39 static inline abstract_pkg_t *abstract_pkg_fetch_by_name(const char *pkg_name)
  40 {
  41    return (abstract_pkg_t *) hash_table_get(&conf->pkg_hash, pkg_name);
  42 }
  43
  44 abstract_pkg_t *ensure_abstract_pkg_by_name(const char *pkg_name);
  45 void pkg_hash_fetch_all_installed(pkg_vec_t * installed);
  46 pkg_t *pkg_hash_fetch_by_name_version(const char *pkg_name,
  47                                       const char *version);
  48 pkg_t *pkg_hash_fetch_best_installation_candidate(abstract_pkg_t * apkg,
  49                                                   int (*constraint_fcn) (pkg_t *
  50                                                                          pkg,
  51                                                                          void
  52                                                                          *data),
  53                                                   void *cdata, int quiet);
  54 pkg_t *pkg_hash_fetch_best_installation_candidate_by_name(const char *name);
  55 pkg_t *pkg_hash_fetch_installed_by_name(const char *pkg_name);
  56 pkg_t *pkg_hash_fetch_installed_by_name_dest(const char *pkg_name,
  57                                              pkg_dest_t * dest);
  58
  59 void file_hash_remove(const char *file_name);
  60 pkg_t *file_hash_get_file_owner(const char *file_name);
  61 void file_hash_set_file_owner(const char *file_name, pkg_t * pkg);
  62
  63 #endif