sys/libprop/prop_ingest.h

   1 /*      $NetBSD: prop_ingest.h,v 1.3 2008/04/28 20:22:51 martin Exp $   */
   2
   3 /*-
   4  * Copyright (c) 2006 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Jason R. Thorpe.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _PROPLIB_PROP_INGEST_H_
  33 #define _PROPLIB_PROP_INGEST_H_
  34
  35 #include <libprop/prop_dictionary.h>
  36
  37 typedef enum {
  38         PROP_INGEST_ERROR_NO_ERROR              = 0,
  39         PROP_INGEST_ERROR_NO_KEY                = 1,
  40         PROP_INGEST_ERROR_WRONG_TYPE            = 2,
  41         PROP_INGEST_ERROR_HANDLER_FAILED        = 3
  42 } prop_ingest_error_t;
  43
  44 typedef enum {
  45         PROP_INGEST_FLAG_OPTIONAL               = 0x01
  46 } prop_ingest_flag_t;
  47
  48 typedef struct _prop_ingest_context *prop_ingest_context_t;
  49
  50 typedef bool (*prop_ingest_handler_t)(prop_ingest_context_t, prop_object_t);
  51
  52 typedef struct {
  53         const char *pite_key;
  54         prop_type_t pite_type;
  55         unsigned int pite_flags;
  56         prop_ingest_handler_t pite_handler;
  57 } prop_ingest_table_entry;
  58
  59 #define PROP_INGEST(key_, type_, handler_)                              \
  60         { .pite_key = key_ ,                                            \
  61           .pite_type = type_ ,                                          \
  62           .pite_flags = 0 ,                                             \
  63           .pite_handler = handler_ }
  64
  65 #define PROP_INGEST_OPTIONAL(key_, type_, handler_)                     \
  66         { .pite_key = key_ ,                                            \
  67           .pite_type = type_ ,                                          \
  68           .pite_flags = PROP_INGEST_FLAG_OPTIONAL ,                     \
  69           .pite_handler = handler_ }
  70
  71 #define PROP_INGEST_END                                                 \
  72         { .pite_key = NULL }
  73
  74 __BEGIN_DECLS
  75 prop_ingest_context_t
  76                 prop_ingest_context_alloc(void *);
  77 void            prop_ingest_context_free(prop_ingest_context_t);
  78
  79 prop_ingest_error_t
  80                 prop_ingest_context_error(prop_ingest_context_t);
  81 prop_type_t     prop_ingest_context_type(prop_ingest_context_t);
  82 const char *    prop_ingest_context_key(prop_ingest_context_t);
  83 void *          prop_ingest_context_private(prop_ingest_context_t);
  84
  85 bool            prop_dictionary_ingest(prop_dictionary_t,
  86                                        const prop_ingest_table_entry[],
  87                                        prop_ingest_context_t);
  88 __END_DECLS
  89
  90 #endif /* _PROPLIB_PROP_INGEST_H_ */