include/qapi/qmp/json-parser.h

   1 /*
   2  * JSON Parser
   3  *
   4  * Copyright IBM, Corp. 2009
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   8  *
   9  * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
  10  * See the COPYING.LIB file in the top-level directory.
  11  *
  12  */
  13
  14 #ifndef QAPI_QMP_JSON_PARSER_H
  15 #define QAPI_QMP_JSON_PARSER_H
  16
  17 typedef struct JSONLexer {
  18     int start_state, state;
  19     GString *token;
  20     int x, y;
  21 } JSONLexer;
  22
  23 typedef struct JSONMessageParser {
  24     void (*emit)(void *opaque, QObject *json, Error *err);
  25     void *opaque;
  26     va_list *ap;
  27     JSONLexer lexer;
  28     int brace_count;
  29     int bracket_count;
  30     GQueue tokens;
  31     uint64_t token_size;
  32 } JSONMessageParser;
  33
  34 void json_message_parser_init(JSONMessageParser *parser,
  35                               void (*emit)(void *opaque, QObject *json,
  36                                            Error *err),
  37                               void *opaque, va_list *ap);
  38
  39 void json_message_parser_feed(JSONMessageParser *parser,
  40                              const char *buffer, size_t size);
  41
  42 void json_message_parser_flush(JSONMessageParser *parser);
  43
  44 void json_message_parser_destroy(JSONMessageParser *parser);
  45
  46 #endif