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The second stage of our JSON parser is a simple state machine that identifies individual JSON values by counting the levels of nesting of tokens. It does not perform grammar validation. We use this to emit a full JSON value to the parser. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
40 lines
959 B
C
40 lines
959 B
C
/*
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* JSON streaming support
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*
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* Copyright IBM, Corp. 2009
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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*
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* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
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* See the COPYING.LIB file in the top-level directory.
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*
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*/
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#ifndef QEMU_JSON_STREAMER_H
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#define QEMU_JSON_STREAMER_H
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#include "qlist.h"
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#include "json-lexer.h"
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typedef struct JSONMessageParser
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{
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void (*emit)(struct JSONMessageParser *parser, QList *tokens);
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JSONLexer lexer;
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int brace_count;
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int bracket_count;
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QList *tokens;
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} JSONMessageParser;
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void json_message_parser_init(JSONMessageParser *parser,
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void (*func)(JSONMessageParser *, QList *));
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int json_message_parser_feed(JSONMessageParser *parser,
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const char *buffer, size_t size);
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int json_message_parser_flush(JSONMessageParser *parser);
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void json_message_parser_destroy(JSONMessageParser *parser);
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#endif
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