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Generic dictionary type for later use.

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Implements an ordered, searchable collection of string-value pairs,
which I will later use to specify replacement files against a template
ODT document.
This commit is contained in:
David Baer
2016-02-17 14:23:19 -05:00
parent afeec73d7e
commit d00f56b138
3 changed files with 317 additions and 0 deletions
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src/dict.h Normal file
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/*
* dict.h
* Copyright © 2016 David A. Baer
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the organization nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY David A. Baer ''AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL David A. Baer BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef _DICT_H
#define _DICT_H
#define DICT_OK 0
#define DICT_DUPLICATE_KEY 1
#define DICT_NOT_FOUND 2
#define DICT_OPTION_REPLACE 1
struct dict;
struct dict_iter;
struct dict* dict_init();
uint8_t dict_get_options(const struct dict*);
void dict_set_options(struct dict*, uint8_t);
int dict_add(struct dict*, const char* key, void* value);
int dict_find(const struct dict*, const char* key, void** value);
void dict_free(struct dict*);
void dict_free_cb(struct dict*, void(*)(const char*, void*));
void dict_free_free_value(struct dict*);
unsigned int dict_size(const struct dict*);
/*
* a dict_iter keeps state for an in-order traversal of the dictionary
*/
const char* dict_iter_key(const struct dict_iter);
void* dict_iter_value(struct dict_iter);
struct dict_iter dict_iter_begin(struct dict*);
void dict_iter_next(struct dict_iter*);
int dict_iter_done(const struct dict_iter);
#endif /* !def(_DICT_H) */