include/qapi/qmp/json-streamer.h

   1 /*
   2  * JSON streaming support
   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 QEMU_JSON_STREAMER_H
  15 #define QEMU_JSON_STREAMER_H
  16
  17 #include <stdint.h>
  18 #include "glib-compat.h"
  19 #include "qapi/qmp/json-lexer.h"
  20
  21 typedef struct JSONToken {
  22     int type;
  23     int x;
  24     int y;
  25     char str[];
  26 } JSONToken;
  27
  28 typedef struct JSONMessageParser
  29 {
  30     void (*emit)(struct JSONMessageParser *parser, GQueue *tokens);
  31     JSONLexer lexer;
  32     int brace_count;
  33     int bracket_count;
  34     GQueue *tokens;
  35     uint64_t token_size;
  36 } JSONMessageParser;
  37
  38 void json_message_parser_init(JSONMessageParser *parser,
  39                               void (*func)(JSONMessageParser *, GQueue *));
  40
  41 int json_message_parser_feed(JSONMessageParser *parser,
  42                              const char *buffer, size_t size);
  43
  44 int json_message_parser_flush(JSONMessageParser *parser);
  45
  46 void json_message_parser_destroy(JSONMessageParser *parser);
  47
  48 #endif