|
Packit Service |
dff8e4 |
/* SPDX-License-Identifier: LGPL-2.1-or-later */
|
|
Packit Service |
dff8e4 |
/*
|
|
Packit Service |
dff8e4 |
* Copyright (C) 2017 - 2019 Red Hat, Inc.
|
|
Packit Service |
dff8e4 |
*/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#ifndef __NM_JSON_AUX_H__
|
|
Packit Service |
dff8e4 |
#define __NM_JSON_AUX_H__
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#include "nm-value-type.h"
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline GString *
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_delimiter(GString *gstr)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
g_string_append(gstr, ", ");
|
|
Packit Service |
dff8e4 |
return gstr;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
void nm_json_gstr_append_string_len(GString *gstr, const char *str, gsize n);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
void nm_json_gstr_append_string(GString *gstr, const char *str);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_bool(GString *gstr, gboolean v)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
g_string_append(gstr, v ? "true" : "false");
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_int64(GString *gstr, gint64 v)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
g_string_append_printf(gstr, "%" G_GINT64_FORMAT, v);
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
void nm_json_gstr_append_obj_name(GString *gstr, const char *key, char start_container);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define NM_JSON_REJECT_DUPLICATES 0x1
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
typedef enum {
|
|
Packit Service |
dff8e4 |
NM_JSON_OBJECT,
|
|
Packit Service |
dff8e4 |
NM_JSON_ARRAY,
|
|
Packit Service |
dff8e4 |
NM_JSON_STRING,
|
|
Packit Service |
dff8e4 |
NM_JSON_INTEGER,
|
|
Packit Service |
dff8e4 |
NM_JSON_REAL,
|
|
Packit Service |
dff8e4 |
NM_JSON_TRUE,
|
|
Packit Service |
dff8e4 |
NM_JSON_FALSE,
|
|
Packit Service |
dff8e4 |
NM_JSON_NULL,
|
|
Packit Service |
dff8e4 |
} nm_json_type;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
typedef struct nm_json_t {
|
|
Packit Service |
dff8e4 |
nm_json_type type;
|
|
Packit Service |
dff8e4 |
volatile size_t refcount;
|
|
Packit Service |
dff8e4 |
} nm_json_t;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
typedef long long nm_json_int_t;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define NM_JSON_ERROR_TEXT_LENGTH 160
|
|
Packit Service |
dff8e4 |
#define NM_JSON_ERROR_SOURCE_LENGTH 80
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
typedef struct nm_json_error_t {
|
|
Packit Service |
dff8e4 |
int line;
|
|
Packit Service |
dff8e4 |
int column;
|
|
Packit Service |
dff8e4 |
int position;
|
|
Packit Service |
dff8e4 |
char source[NM_JSON_ERROR_SOURCE_LENGTH];
|
|
Packit Service |
dff8e4 |
char text[NM_JSON_ERROR_TEXT_LENGTH];
|
|
Packit Service |
dff8e4 |
} nm_json_error_t;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
typedef struct {
|
|
Packit Service |
dff8e4 |
gboolean loaded;
|
|
Packit Service |
dff8e4 |
char *(*nm_json_dumps)(const nm_json_t *json, size_t flags);
|
|
Packit Service |
dff8e4 |
const char *(*nm_json_object_iter_key)(void *iter);
|
|
Packit Service |
dff8e4 |
const char *(*nm_json_string_value)(const nm_json_t *json);
|
|
Packit Service |
dff8e4 |
int (*nm_json_array_append_new)(nm_json_t *json, nm_json_t *value);
|
|
Packit Service |
dff8e4 |
int (*nm_json_object_del)(nm_json_t *json, const char *key);
|
|
Packit Service |
dff8e4 |
int (*nm_json_object_set_new)(nm_json_t *json, const char *key, nm_json_t *value);
|
|
Packit Service |
dff8e4 |
nm_json_int_t (*nm_json_integer_value)(const nm_json_t *json);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_array)(void);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_array_get)(const nm_json_t *json, size_t index);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_false)(void);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_integer)(nm_json_int_t value);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_loads)(const char *string, size_t flags, nm_json_error_t *error);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_object)(void);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_object_get)(const nm_json_t *json, const char *key);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_object_iter_value)(void *);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_string)(const char *value);
|
|
Packit Service |
dff8e4 |
nm_json_t *(*nm_json_true)(void);
|
|
Packit Service |
dff8e4 |
size_t (*nm_json_array_size)(const nm_json_t *json);
|
|
Packit Service |
dff8e4 |
size_t (*nm_json_object_size)(const nm_json_t *json);
|
|
Packit Service |
dff8e4 |
void (*nm_json_delete)(nm_json_t *json);
|
|
Packit Service |
dff8e4 |
void *(*nm_json_object_iter)(nm_json_t *json);
|
|
Packit Service |
dff8e4 |
void *(*nm_json_object_iter_next)(nm_json_t *json, void *iter);
|
|
Packit Service |
dff8e4 |
void *(*nm_json_object_key_to_iter)(const char *key);
|
|
Packit Service |
dff8e4 |
} NMJsonVt;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
extern const NMJsonVt *_nm_json_vt_ptr;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
const NMJsonVt *_nm_json_vt_init(void);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline const NMJsonVt *
|
|
Packit Service |
dff8e4 |
_nm_json_vt(void)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
const NMJsonVt *vt;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
vt = g_atomic_pointer_get((gpointer *) &_nm_json_vt_ptr);
|
|
Packit Service |
dff8e4 |
if (G_UNLIKELY(!vt)) {
|
|
Packit Service |
dff8e4 |
vt = _nm_json_vt_init();
|
|
Packit Service |
dff8e4 |
nm_assert(vt);
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
return vt;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline const NMJsonVt *
|
|
Packit Service |
dff8e4 |
nm_json_vt(void)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
const NMJsonVt *vt;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
vt = _nm_json_vt();
|
|
Packit Service |
dff8e4 |
return vt->loaded ? vt : NULL;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline const NMJsonVt *
|
|
Packit Service |
dff8e4 |
nm_json_vt_assert(void)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
const NMJsonVt *vt;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
vt = _nm_json_vt();
|
|
Packit Service |
dff8e4 |
nm_assert(vt->loaded);
|
|
Packit Service |
dff8e4 |
return vt;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
const NMJsonVt *nmtst_json_vt_reset(gboolean loaded);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define nm_json_boolean(vt, val) ((val) ? (vt)->nm_json_true() : (vt)->nm_json_false())
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void
|
|
Packit Service |
dff8e4 |
nm_json_decref(const NMJsonVt *vt, nm_json_t *json)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
/* Our ref-counting is not threadsafe, unlike libjansson's. But we never
|
|
Packit Service |
dff8e4 |
* share one json_t instance between threads, and if we would, we would very likely
|
|
Packit Service |
dff8e4 |
* wrap a mutex around it. */
|
|
Packit Service |
dff8e4 |
if (json && json->refcount != (size_t) -1 && --json->refcount == 0)
|
|
Packit Service |
dff8e4 |
vt->nm_json_delete(json);
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void
|
|
Packit Service |
dff8e4 |
_nm_auto_decref_json(nm_json_t **p_json)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
if (*p_json && (*p_json)->refcount != (size_t) -1 && --(*p_json)->refcount == 0)
|
|
Packit Service |
dff8e4 |
nm_json_vt()->nm_json_delete(*p_json);
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define nm_auto_decref_json nm_auto(_nm_auto_decref_json)
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/* the following are implemented as pure macros in jansson.h.
|
|
Packit Service |
dff8e4 |
* They can be used directly, however, add a nm_json* variant,
|
|
Packit Service |
dff8e4 |
* to make it explict we don't accidentally use jansson ABI. */
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define nm_json_typeof(json) ((json)->type)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_object(json) ((json) && nm_json_typeof(json) == NM_JSON_OBJECT)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_array(json) ((json) && nm_json_typeof(json) == NM_JSON_ARRAY)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_string(json) ((json) && nm_json_typeof(json) == NM_JSON_STRING)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_integer(json) ((json) && nm_json_typeof(json) == NM_JSON_INTEGER)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_real(json) ((json) && nm_json_typeof(json) == NM_JSON_REAL)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_number(json) (nm_json_is_integer(json) || nm_json_is_real(json))
|
|
Packit Service |
dff8e4 |
#define nm_json_is_true(json) ((json) && nm_json_typeof(json) == NM_JSON_TRUE)
|
|
Packit Service |
dff8e4 |
#define nm_json_is_false(json) ((json) && nm_json_typeof(json) == NM_JSON_FALSE)
|
|
Packit Service |
dff8e4 |
#define nm_json_boolean_value nm_json_is_true
|
|
Packit Service |
dff8e4 |
#define nm_json_is_boolean(json) (nm_json_is_true(json) || nm_json_is_false(json))
|
|
Packit Service |
dff8e4 |
#define nm_json_is_null(json) ((json) && nm_json_typeof(json) == NM_JSON_NULL)
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define nm_json_array_foreach(vt, array, index, value) \
|
|
Packit Service |
dff8e4 |
for (index = 0; \
|
|
Packit Service |
dff8e4 |
index < vt->nm_json_array_size(array) && (value = vt->nm_json_array_get(array, index)); \
|
|
Packit Service |
dff8e4 |
index++)
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#define nm_json_object_foreach(vt, object, key, value) \
|
|
Packit Service |
dff8e4 |
for (key = vt->nm_json_object_iter_key(vt->nm_json_object_iter(object)); \
|
|
Packit Service |
dff8e4 |
key && (value = vt->nm_json_object_iter_value(vt->nm_json_object_key_to_iter(key))); \
|
|
Packit Service |
dff8e4 |
key = vt->nm_json_object_iter_key( \
|
|
Packit Service |
dff8e4 |
vt->nm_json_object_iter_next(object, vt->nm_json_object_key_to_iter(key))))
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline int
|
|
Packit Service |
dff8e4 |
nm_jansson_json_as_bool(const nm_json_t *elem, bool *out_val)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
if (!elem)
|
|
Packit Service |
dff8e4 |
return 0;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!nm_json_is_boolean(elem))
|
|
Packit Service |
dff8e4 |
return -EINVAL;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
NM_SET_OUT(out_val, nm_json_boolean_value(elem));
|
|
Packit Service |
dff8e4 |
return 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline int
|
|
Packit Service |
dff8e4 |
nm_jansson_json_as_int32(const NMJsonVt *vt, const nm_json_t *elem, gint32 *out_val)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
nm_json_int_t v;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!elem)
|
|
Packit Service |
dff8e4 |
return 0;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!nm_json_is_integer(elem))
|
|
Packit Service |
dff8e4 |
return -EINVAL;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
v = vt->nm_json_integer_value(elem);
|
|
Packit Service |
dff8e4 |
if (v < (gint64) G_MININT32 || v > (gint64) G_MAXINT32)
|
|
Packit Service |
dff8e4 |
return -ERANGE;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
NM_SET_OUT(out_val, v);
|
|
Packit Service |
dff8e4 |
return 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline int
|
|
Packit Service |
dff8e4 |
nm_jansson_json_as_int(const NMJsonVt *vt, const nm_json_t *elem, int *out_val)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
nm_json_int_t v;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!elem)
|
|
Packit Service |
dff8e4 |
return 0;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!nm_json_is_integer(elem))
|
|
Packit Service |
dff8e4 |
return -EINVAL;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
v = vt->nm_json_integer_value(elem);
|
|
Packit Service |
dff8e4 |
if (v < (gint64) G_MININT || v > (gint64) G_MAXINT)
|
|
Packit Service |
dff8e4 |
return -ERANGE;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
NM_SET_OUT(out_val, v);
|
|
Packit Service |
dff8e4 |
return 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline int
|
|
Packit Service |
dff8e4 |
nm_jansson_json_as_string(const NMJsonVt *vt, const nm_json_t *elem, const char **out_val)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
if (!elem)
|
|
Packit Service |
dff8e4 |
return 0;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
if (!nm_json_is_string(elem))
|
|
Packit Service |
dff8e4 |
return -EINVAL;
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
NM_SET_OUT(out_val, vt->nm_json_string_value(elem));
|
|
Packit Service |
dff8e4 |
return 1;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/*****************************************************************************/
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#ifdef NM_VALUE_TYPE_DEFINE_FUNCTIONS
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline void
|
|
Packit Service |
dff8e4 |
nm_value_type_to_json(NMValueType value_type, GString *gstr, gconstpointer p_field)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
nm_assert(p_field);
|
|
Packit Service |
dff8e4 |
nm_assert(gstr);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
switch (value_type) {
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_BOOL:
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_bool(gstr, *((const bool *) p_field));
|
|
Packit Service |
dff8e4 |
return;
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_INT32:
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_int64(gstr, *((const gint32 *) p_field));
|
|
Packit Service |
dff8e4 |
return;
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_INT:
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_int64(gstr, *((const int *) p_field));
|
|
Packit Service |
dff8e4 |
return;
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_STRING:
|
|
Packit Service |
dff8e4 |
nm_json_gstr_append_string(gstr, *((const char *const *) p_field));
|
|
Packit Service |
dff8e4 |
return;
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_UNSPEC:
|
|
Packit Service |
dff8e4 |
break;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
nm_assert_not_reached();
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
static inline gboolean
|
|
Packit Service |
dff8e4 |
nm_value_type_from_json(const NMJsonVt * vt,
|
|
Packit Service |
dff8e4 |
NMValueType value_type,
|
|
Packit Service |
dff8e4 |
const nm_json_t *elem,
|
|
Packit Service |
dff8e4 |
gpointer out_val)
|
|
Packit Service |
dff8e4 |
{
|
|
Packit Service |
dff8e4 |
switch (value_type) {
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_BOOL:
|
|
Packit Service |
dff8e4 |
return (nm_jansson_json_as_bool(elem, out_val) > 0);
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_INT32:
|
|
Packit Service |
dff8e4 |
return (nm_jansson_json_as_int32(vt, elem, out_val) > 0);
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_INT:
|
|
Packit Service |
dff8e4 |
return (nm_jansson_json_as_int(vt, elem, out_val) > 0);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
/* warning: this overwrites/leaks the previous value. You better have *out_val
|
|
Packit Service |
dff8e4 |
* point to uninitialized memory or NULL. */
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_STRING:
|
|
Packit Service |
dff8e4 |
return (nm_jansson_json_as_string(vt, elem, out_val) > 0);
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
case NM_VALUE_TYPE_UNSPEC:
|
|
Packit Service |
dff8e4 |
break;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
nm_assert_not_reached();
|
|
Packit Service |
dff8e4 |
return FALSE;
|
|
Packit Service |
dff8e4 |
}
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#endif /* NM_VALUE_TYPE_DEFINE_FUNCTIONS */
|
|
Packit Service |
dff8e4 |
|
|
Packit Service |
dff8e4 |
#endif /* __NM_JSON_AUX_H__ */
|