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author | 2017-02-16 11:20:22 -0500 | |
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committer | 2017-02-16 11:20:47 -0500 | |
commit | 3426556541256f93d2cba65df3b9c8d1d1772861 (patch) | |
tree | 56e5b26481400d35e3e2e36be20df953793e348d /vnfs/VES/code/evel_library/jsmn.h | |
parent | f525cb9014ae27ddd795f933dee54a78b214a589 (diff) |
Initial OpenECOMP Demo commit
Change-Id: Ibf8696196a7ac2c84ac8aa7cde1982c9c89fb64d
Signed-off-by: platania <platania@research.att.com>
Diffstat (limited to 'vnfs/VES/code/evel_library/jsmn.h')
-rw-r--r-- | vnfs/VES/code/evel_library/jsmn.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/vnfs/VES/code/evel_library/jsmn.h b/vnfs/VES/code/evel_library/jsmn.h new file mode 100644 index 00000000..01ca99c8 --- /dev/null +++ b/vnfs/VES/code/evel_library/jsmn.h @@ -0,0 +1,76 @@ +#ifndef __JSMN_H_ +#define __JSMN_H_ + +#include <stddef.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/** + * JSON type identifier. Basic types are: + * o Object + * o Array + * o String + * o Other primitive: number, boolean (true/false) or null + */ +typedef enum { + JSMN_UNDEFINED = 0, + JSMN_OBJECT = 1, + JSMN_ARRAY = 2, + JSMN_STRING = 3, + JSMN_PRIMITIVE = 4 +} jsmntype_t; + +enum jsmnerr { + /* 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 +}; + +/** + * 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. + */ +int jsmn_parse(jsmn_parser *parser, const char *js, size_t len, + jsmntok_t *tokens, unsigned int num_tokens); + +#ifdef __cplusplus +} +#endif + +#endif /* __JSMN_H_ */ |