Added loading EMV transaction parameters from json file (#659)
[proxmark3-svn] / client / jansson / jansson_private.h
1 /*
2 * Copyright (c) 2009-2016 Petri Lehtinen <petri@digip.org>
3 *
4 * Jansson is free software; you can redistribute it and/or modify
5 * it under the terms of the MIT license. See LICENSE for details.
6 */
7
8 #ifndef JANSSON_PRIVATE_H
9 #define JANSSON_PRIVATE_H
10
11 #ifdef HAVE_CONFIG_H
12 #include <jansson_private_config.h>
13 #endif
14
15 #include <stddef.h>
16 #include "jansson.h"
17 #include "hashtable.h"
18 #include "strbuffer.h"
19
20 #define container_of(ptr_, type_, member_) \
21 ((type_ *)((char *)ptr_ - offsetof(type_, member_)))
22
23 /* On some platforms, max() may already be defined */
24 #ifndef max
25 #define max(a, b) ((a) > (b) ? (a) : (b))
26 #endif
27
28 /* va_copy is a C99 feature. In C89 implementations, it's sometimes
29 available as __va_copy. If not, memcpy() should do the trick. */
30 #ifndef va_copy
31 #ifdef __va_copy
32 #define va_copy __va_copy
33 #else
34 #define va_copy(a, b) memcpy(&(a), &(b), sizeof(va_list))
35 #endif
36 #endif
37
38 typedef struct {
39 json_t json;
40 hashtable_t hashtable;
41 } json_object_t;
42
43 typedef struct {
44 json_t json;
45 size_t size;
46 size_t entries;
47 json_t **table;
48 } json_array_t;
49
50 typedef struct {
51 json_t json;
52 char *value;
53 size_t length;
54 } json_string_t;
55
56 typedef struct {
57 json_t json;
58 double value;
59 } json_real_t;
60
61 typedef struct {
62 json_t json;
63 json_int_t value;
64 } json_integer_t;
65
66 #define json_to_object(json_) container_of(json_, json_object_t, json)
67 #define json_to_array(json_) container_of(json_, json_array_t, json)
68 #define json_to_string(json_) container_of(json_, json_string_t, json)
69 #define json_to_real(json_) container_of(json_, json_real_t, json)
70 #define json_to_integer(json_) container_of(json_, json_integer_t, json)
71
72 /* Create a string by taking ownership of an existing buffer */
73 json_t *jsonp_stringn_nocheck_own(const char *value, size_t len);
74
75 /* Error message formatting */
76 void jsonp_error_init(json_error_t *error, const char *source);
77 void jsonp_error_set_source(json_error_t *error, const char *source);
78 void jsonp_error_set(json_error_t *error, int line, int column,
79 size_t position, enum json_error_code code,
80 const char *msg, ...);
81 void jsonp_error_vset(json_error_t *error, int line, int column,
82 size_t position, enum json_error_code code,
83 const char *msg, va_list ap);
84
85 /* Locale independent string<->double conversions */
86 int jsonp_strtod(strbuffer_t *strbuffer, double *out);
87 int jsonp_dtostr(char *buffer, size_t size, double value, int prec);
88
89 /* Wrappers for custom memory functions */
90 void* jsonp_malloc(size_t size);
91 void jsonp_free(void *ptr);
92 char *jsonp_strndup(const char *str, size_t length);
93 char *jsonp_strdup(const char *str);
94 char *jsonp_strndup(const char *str, size_t len);
95
96
97 /* Windows compatibility */
98 #if defined(_WIN32) || defined(WIN32)
99 # if defined(_MSC_VER) /* MS compiller */
100 # if (_MSC_VER < 1900) && !defined(snprintf) /* snprintf not defined yet & not introduced */
101 # define snprintf _snprintf
102 # endif
103 # if (_MSC_VER < 1500) && !defined(vsnprintf) /* vsnprintf not defined yet & not introduced */
104 # define vsnprintf(b,c,f,a) _vsnprintf(b,c,f,a)
105 # endif
106 # else /* Other Windows compiller, old definition */
107 # define snprintf _snprintf
108 # define vsnprintf _vsnprintf
109 # endif
110 #endif
111
112 #endif
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