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139 lines
5.5 KiB
C
139 lines
5.5 KiB
C
/*
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* virjson.h: JSON object parsing/formatting
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*
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* Copyright (C) 2009, 2012 Red Hat, Inc.
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* Copyright (C) 2009 Daniel P. Berrange
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __VIR_JSON_H_
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# define __VIR_JSON_H_
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# include "internal.h"
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typedef enum {
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VIR_JSON_TYPE_OBJECT,
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VIR_JSON_TYPE_ARRAY,
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VIR_JSON_TYPE_STRING,
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VIR_JSON_TYPE_NUMBER,
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VIR_JSON_TYPE_BOOLEAN,
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VIR_JSON_TYPE_NULL,
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} virJSONType;
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typedef struct _virJSONValue virJSONValue;
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typedef virJSONValue *virJSONValuePtr;
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typedef struct _virJSONObject virJSONObject;
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typedef virJSONObject *virJSONObjectPtr;
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typedef struct _virJSONObjectPair virJSONObjectPair;
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typedef virJSONObjectPair *virJSONObjectPairPtr;
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typedef struct _virJSONArray virJSONArray;
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typedef virJSONArray *virJSONArrayPtr;
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struct _virJSONObjectPair {
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char *key;
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virJSONValuePtr value;
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};
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struct _virJSONObject {
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unsigned int npairs;
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virJSONObjectPairPtr pairs;
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};
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struct _virJSONArray {
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unsigned int nvalues;
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virJSONValuePtr *values;
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};
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struct _virJSONValue {
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int type; /* enum virJSONType */
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bool protect; /* prevents deletion when embedded in another object */
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union {
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virJSONObject object;
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virJSONArray array;
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char *string;
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char *number; /* int/float/etc format is context defined so we can't parse it here :-( */
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int boolean;
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} data;
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};
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void virJSONValueFree(virJSONValuePtr value);
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virJSONValuePtr virJSONValueNewString(const char *data);
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virJSONValuePtr virJSONValueNewStringLen(const char *data, size_t length);
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virJSONValuePtr virJSONValueNewNumberInt(int data);
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virJSONValuePtr virJSONValueNewNumberUint(unsigned int data);
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virJSONValuePtr virJSONValueNewNumberLong(long long data);
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virJSONValuePtr virJSONValueNewNumberUlong(unsigned long long data);
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virJSONValuePtr virJSONValueNewNumberDouble(double data);
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virJSONValuePtr virJSONValueNewBoolean(int boolean);
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virJSONValuePtr virJSONValueNewNull(void);
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virJSONValuePtr virJSONValueNewArray(void);
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virJSONValuePtr virJSONValueNewObject(void);
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int virJSONValueObjectAppend(virJSONValuePtr object, const char *key, virJSONValuePtr value);
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int virJSONValueArrayAppend(virJSONValuePtr object, virJSONValuePtr value);
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int virJSONValueObjectHasKey(virJSONValuePtr object, const char *key);
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virJSONValuePtr virJSONValueObjectGet(virJSONValuePtr object, const char *key);
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int virJSONValueArraySize(virJSONValuePtr object);
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virJSONValuePtr virJSONValueArrayGet(virJSONValuePtr object, unsigned int element);
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int virJSONValueObjectKeysNumber(virJSONValuePtr object);
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const char *virJSONValueObjectGetKey(virJSONValuePtr object, unsigned int n);
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virJSONValuePtr virJSONValueObjectGetValue(virJSONValuePtr object, unsigned int n);
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const char *virJSONValueGetString(virJSONValuePtr object);
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int virJSONValueGetNumberInt(virJSONValuePtr object, int *value);
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int virJSONValueGetNumberUint(virJSONValuePtr object, unsigned int *value);
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int virJSONValueGetNumberLong(virJSONValuePtr object, long long *value);
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int virJSONValueGetNumberUlong(virJSONValuePtr object, unsigned long long *value);
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int virJSONValueGetNumberDouble(virJSONValuePtr object, double *value);
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int virJSONValueGetBoolean(virJSONValuePtr object, bool *value);
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int virJSONValueIsNull(virJSONValuePtr object);
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const char *virJSONValueObjectGetString(virJSONValuePtr object, const char *key);
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int virJSONValueObjectGetNumberInt(virJSONValuePtr object, const char *key, int *value);
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int virJSONValueObjectGetNumberUint(virJSONValuePtr object, const char *key, unsigned int *value);
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int virJSONValueObjectGetNumberLong(virJSONValuePtr object, const char *key, long long *value);
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int virJSONValueObjectGetNumberUlong(virJSONValuePtr object, const char *key, unsigned long long *value);
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int virJSONValueObjectGetNumberDouble(virJSONValuePtr object, const char *key, double *value);
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int virJSONValueObjectGetBoolean(virJSONValuePtr object, const char *key, bool *value);
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int virJSONValueObjectIsNull(virJSONValuePtr object, const char *key);
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int virJSONValueObjectAppendString(virJSONValuePtr object, const char *key, const char *value);
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int virJSONValueObjectAppendNumberInt(virJSONValuePtr object, const char *key, int number);
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int virJSONValueObjectAppendNumberUint(virJSONValuePtr object, const char *key, unsigned int number);
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int virJSONValueObjectAppendNumberLong(virJSONValuePtr object, const char *key, long long number);
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int virJSONValueObjectAppendNumberUlong(virJSONValuePtr object, const char *key, unsigned long long number);
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int virJSONValueObjectAppendNumberDouble(virJSONValuePtr object, const char *key, double number);
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int virJSONValueObjectAppendBoolean(virJSONValuePtr object, const char *key, int boolean);
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int virJSONValueObjectAppendNull(virJSONValuePtr object, const char *key);
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virJSONValuePtr virJSONValueFromString(const char *jsonstring);
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char *virJSONValueToString(virJSONValuePtr object,
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bool pretty);
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#endif /* __VIR_JSON_H_ */
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