From 4bf37db76e7dda93e57a9730958c6d467a85c622 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 8 Jul 2019 22:14:49 +0200
Subject: Merging upstream version 1.16.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libnetdata/json/jsmn.h | 75 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 libnetdata/json/jsmn.h

(limited to 'libnetdata/json/jsmn.h')

diff --git a/libnetdata/json/jsmn.h b/libnetdata/json/jsmn.h
new file mode 100644
index 000000000..beff586c6
--- /dev/null
+++ b/libnetdata/json/jsmn.h
@@ -0,0 +1,75 @@
+#ifndef __JSMN_H_
+#define __JSMN_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stddef.h>
+/**
+ * JSON type identifier. Basic types are:
+ * 	o Object
+ * 	o Array
+ * 	o String
+ * 	o Other primitive: number, boolean (true/false) or null
+ */
+typedef enum {
+    JSMN_PRIMITIVE = 0,
+    JSMN_OBJECT = 1,
+    JSMN_ARRAY = 2,
+    JSMN_STRING = 3
+} jsmntype_t;
+
+typedef enum {
+    /* Not enough tokens were provided */
+            JSMN_ERROR_NOMEM = -1,
+    /* Invalid character inside JSON string */
+            JSMN_ERROR_INVAL = -2,
+    /* The string is not a full JSON packet, more bytes expected */
+            JSMN_ERROR_PART = -3,
+} jsmnerr_t;
+
+/**
+ * JSON token description.
+ *
+ * @param		type	type (object, array, string etc.)
+ * @param		start	start position in JSON data string
+ * @param		end		end position in JSON data string
+ */
+typedef struct {
+    jsmntype_t type;
+    int start;
+    int end;
+    int size;
+#ifdef JSMN_PARENT_LINKS
+    int parent;
+#endif
+} jsmntok_t;
+
+/**
+ * JSON parser. Contains an array of token blocks available. Also stores
+ * the string being parsed now and current position in that string
+ */
+typedef struct {
+    unsigned int pos; /* offset in the JSON string */
+    unsigned int toknext; /* next token to allocate */
+    int toksuper; /* superior token node, e.g parent object or array */
+} jsmn_parser;
+
+/**
+ * Create JSON parser over an array of tokens
+ */
+void jsmn_init(jsmn_parser *parser);
+
+/**
+ * Run JSON parser. It parses a JSON data string into and array of tokens, each describing
+ * a single JSON object.
+ */
+jsmnerr_t jsmn_parse(jsmn_parser *parser, const char *js, size_t len,
+                     jsmntok_t *tokens, unsigned int num_tokens);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __JSMN_H_ */
\ No newline at end of file
-- 
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