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-rw-r--r--lib/json.h101
1 files changed, 90 insertions, 11 deletions
diff --git a/lib/json.h b/lib/json.h
index 3800565a..cf9f0dd5 100644
--- a/lib/json.h
+++ b/lib/json.h
@@ -1,7 +1,7 @@
-/* vim: set et ts=3 sw=3 ft=c:
+/* vim: set et ts=3 sw=3 sts=3 ft=c:
*
- * Copyright (C) 2012 James McLaughlin et al. All rights reserved.
+ * Copyright (C) 2012, 2013, 2014 James McLaughlin et al. All rights reserved.
* https://github.com/udp/json-parser
*
* Redistribution and use in source and binary forms, with or without
@@ -35,6 +35,17 @@
#define json_char char
#endif
+#ifndef json_int_t
+ #ifndef _MSC_VER
+ #include <inttypes.h>
+ #define json_int_t int64_t
+ #else
+ #define json_int_t __int64
+ #endif
+#endif
+
+#include <stdlib.h>
+
#ifdef __cplusplus
#include <string.h>
@@ -49,9 +60,17 @@ typedef struct
unsigned long max_memory;
int settings;
+ /* Custom allocator support (leave null to use malloc/free)
+ */
+
+ void * (* mem_alloc) (size_t, int zero, void * user_data);
+ void (* mem_free) (void *, void * user_data);
+
+ void * user_data; /* will be passed to mem_alloc and mem_free */
+
} json_settings;
-#define json_relaxed_commas 1
+#define json_enable_comments 0x01
typedef enum
{
@@ -77,7 +96,7 @@ typedef struct _json_value
union
{
int boolean;
- long long integer;
+ json_int_t integer;
double dbl;
struct
@@ -94,10 +113,21 @@ typedef struct _json_value
struct
{
json_char * name;
+ unsigned int name_length;
+
struct _json_value * value;
} * values;
+ #if defined(__cplusplus) && __cplusplus >= 201103L
+ decltype(values) begin () const
+ { return values;
+ }
+ decltype(values) end () const
+ { return values + length;
+ }
+ #endif
+
} object;
struct
@@ -105,6 +135,15 @@ typedef struct _json_value
unsigned int length;
struct _json_value ** values;
+ #if defined(__cplusplus) && __cplusplus >= 201103L
+ decltype(values) begin () const
+ { return values;
+ }
+ decltype(values) end () const
+ { return values + length;
+ }
+ #endif
+
} array;
} u;
@@ -162,27 +201,67 @@ typedef struct _json_value
};
}
- inline operator long () const
- { return u.integer;
+ inline operator json_int_t () const
+ {
+ switch (type)
+ {
+ case json_integer:
+ return u.integer;
+
+ case json_double:
+ return (json_int_t) u.dbl;
+
+ default:
+ return 0;
+ };
}
inline operator bool () const
- { return u.boolean != 0;
+ {
+ if (type != json_boolean)
+ return false;
+
+ return u.boolean != 0;
+ }
+
+ inline operator double () const
+ {
+ switch (type)
+ {
+ case json_integer:
+ return (double) u.integer;
+
+ case json_double:
+ return u.dbl;
+
+ default:
+ return 0;
+ };
}
#endif
} json_value;
-json_value * json_parse
- (const json_char * json);
+json_value * json_parse (const json_char * json,
+ size_t length);
-json_value * json_parse_ex
- (json_settings * settings, const json_char * json, char * error);
+#define json_error_max 128
+json_value * json_parse_ex (json_settings * settings,
+ const json_char * json,
+ size_t length,
+ char * error);
void json_value_free (json_value *);
+/* Not usually necessary, unless you used a custom mem_alloc and now want to
+ * use a custom mem_free.
+ */
+void json_value_free_ex (json_settings * settings,
+ json_value *);
+
+
#ifdef __cplusplus
} /* extern "C" */
#endif