summaryrefslogtreecommitdiff
path: root/include/qapi/qmp/json-lexer.h
blob: cb456d53e5594ad1280b1e991539cce0427034e0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
/*
 * JSON lexer
 *
 * Copyright IBM, Corp. 2009
 *
 * Authors:
 *  Anthony Liguori   <aliguori@us.ibm.com>
 *
 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
 * See the COPYING.LIB file in the top-level directory.
 *
 */

#ifndef QEMU_JSON_LEXER_H
#define QEMU_JSON_LEXER_H

#include "glib-compat.h"

typedef enum json_token_type {
    JSON_MIN = 100,
    JSON_LCURLY = JSON_MIN,
    JSON_RCURLY,
    JSON_LSQUARE,
    JSON_RSQUARE,
    JSON_COLON,
    JSON_COMMA,
    JSON_INTEGER,
    JSON_FLOAT,
    JSON_KEYWORD,
    JSON_STRING,
    JSON_ESCAPE,
    JSON_SKIP,
    JSON_ERROR,
} JSONTokenType;

typedef struct JSONLexer JSONLexer;

typedef void (JSONLexerEmitter)(JSONLexer *, GString *,
                                JSONTokenType, int x, int y);

struct JSONLexer
{
    JSONLexerEmitter *emit;
    int state;
    GString *token;
    int x, y;
};

void json_lexer_init(JSONLexer *lexer, JSONLexerEmitter func);

int json_lexer_feed(JSONLexer *lexer, const char *buffer, size_t size);

int json_lexer_flush(JSONLexer *lexer);

void json_lexer_destroy(JSONLexer *lexer);

#endif