1/*
2 * Copyright 2010, Lloyd Hilaiel.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met:
7 *
8 *  1. Redistributions of source code must retain the above copyright
9 *     notice, this list of conditions and the following disclaimer.
10 *
11 *  2. Redistributions in binary form must reproduce the above copyright
12 *     notice, this list of conditions and the following disclaimer in
13 *     the documentation and/or other materials provided with the
14 *     distribution.
15 *
16 *  3. Neither the name of Lloyd Hilaiel nor the names of its
17 *     contributors may be used to endorse or promote products derived
18 *     from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
22 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
24 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
25 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
26 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
28 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#ifndef __YAJL_COMMON_H__
34#define __YAJL_COMMON_H__
35
36#ifdef __cplusplus
37extern "C" {
38#endif
39
40#define YAJL_MAX_DEPTH 128
41
42/* msft dll export gunk.  To build a DLL on windows, you
43 * must define WIN32, YAJL_SHARED, and YAJL_BUILD.  To use a shared
44 * DLL, you must define YAJL_SHARED and WIN32 */
45#if defined(WIN32) && defined(YAJL_SHARED)
46#  ifdef YAJL_BUILD
47#    define YAJL_API __declspec(dllexport)
48#  else
49#    define YAJL_API __declspec(dllimport)
50#  endif
51#else
52#  define YAJL_API
53#endif
54
55/** pointer to a malloc function, supporting client overriding memory
56 *  allocation routines */
57typedef void * (*yajl_malloc_func)(void *ctx, unsigned int sz);
58
59/** pointer to a free function, supporting client overriding memory
60 *  allocation routines */
61typedef void (*yajl_free_func)(void *ctx, void * ptr);
62
63/** pointer to a realloc function which can resize an allocation. */
64typedef void * (*yajl_realloc_func)(void *ctx, void * ptr, unsigned int sz);
65
66/** A structure which can be passed to yajl_*_alloc routines to allow the
67 *  client to specify memory allocation functions to be used. */
68typedef struct
69{
70    /** pointer to a function that can allocate uninitialized memory */
71    yajl_malloc_func malloc;
72    /** pointer to a function that can resize memory allocations */
73    yajl_realloc_func realloc;
74    /** pointer to a function that can free memory allocated using
75     *  reallocFunction or mallocFunction */
76    yajl_free_func free;
77    /** a context pointer that will be passed to above allocation routines */
78    void * ctx;
79} yajl_alloc_funcs;
80
81#ifdef __cplusplus
82}
83#endif
84
85#endif
86