- Added possibility to specify the lenght of the input buffer (if not null-terminated).

- Added "extern C" to use it with CPP.

jsmn.c

@@ -1,4 +1,5 @@
 #include <stdlib.h>
+#include <limits.h>
 
 #include "jsmn.h"
 
@@ -143,13 +144,18 @@ static jsmnerr_t jsmn_parse_string(jsmn_parser *parser, const char *js,
 /**
  * Parse JSON string and fill tokens.
  */
-jsmnerr_t jsmn_parse(jsmn_parser *parser, const char *js, jsmntok_t *tokens, 
+jsmnerr_t jsmn_parse(jsmn_parser *parser, const char *js, int js_length, jsmntok_t *tokens, 
 		unsigned int num_tokens) {
 	jsmnerr_t r;
 	int i;
 	jsmntok_t *token;
 	
-	for (; js[parser->pos] != '\0'; parser->pos++) {
+	if (js_length <= 0)
+	{
+		js_length = INT_MAX;
+	}
+
+	for (; parser->pos < js_length && js[parser->pos] != '\0'; parser->pos++) {
 		char c;
 		jsmntype_t type;
 

jsmn.h

@@ -1,6 +1,10 @@
 #ifndef __JSMN_H_
 #define __JSMN_H_
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 /**
  * JSON type identifier. Basic types are:
  * 	o Object
@@ -61,7 +65,11 @@ 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, 
+jsmnerr_t jsmn_parse(jsmn_parser *parser, const char *js, int js_length,
 		jsmntok_t *tokens, unsigned int num_tokens);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* __JSMN_H_ */