libsearpc/lib/searpc-utils.h

#include <glib.h>
#include <glib-object.h>
#include <jansson.h>

#ifdef LIBSEARPC_EXPORTS
#define LIBSEARPC_API __declspec(dllexport)
#else
#define LIBSEARPC_API
#endif

#define SEARPC_JSON_DOMAIN g_quark_from_string("SEARPC_JSON")

typedef enum {
    SEARPC_JSON_ERROR_LOAD,
    SEARPC_JSON_ERROR_PACK,
    SEARPC_JSON_ERROR_UPACK
} LIBSEARPC_API SEARPCJSONERROR;

LIBSEARPC_API
json_t *json_gobject_serialize (GObject *);
LIBSEARPC_API
GObject *json_gobject_deserialize (GType , json_t *);

inline static void setjetoge(const json_error_t *jerror, GError **error)
{
    /* Load is the only function I use which reports errors */
    g_set_error(error, SEARPC_JSON_DOMAIN, SEARPC_JSON_ERROR_LOAD, "%s", jerror->text);
}

inline static const char *json_object_get_string_or_null_member (json_t *object,const char *member_name)
{
    json_t *ret = json_object_get (object, member_name);
    if (ret)
      return json_string_value(ret);
    else
      return NULL;
}

inline static void json_object_set_string_or_null_member (json_t *object,const char *member_name,const char *value)
{
    if (value)
      json_object_set_new(object,member_name, json_string(value));
    else
      json_object_set_new(object,member_name, json_null());
}

inline static const char *json_array_get_string_or_null_element (json_t *array, size_t index)
{
    json_t *ret=json_array_get (array,index);
    if (ret)
      return json_string_value (ret);
    else
      return NULL;
}

inline static void json_array_add_string_or_null_element (json_t *array, const char *value)
{
    if (value)
      json_array_append_new (array, json_string (value));
    else
      json_array_append_new (array, json_null ());
}

inline static json_int_t json_array_get_int_element (json_t *array, size_t index)
{
    return json_integer_value (json_array_get (array, index));
}

inline static const json_t *json_array_get_json_or_null_element (json_t *array, size_t index)
{
    return json_array_get (array, index);
}

inline static void json_array_add_json_or_null_element (json_t *array, const json_t *value)
{
    if (value) {
        json_t *obj = json_deep_copy((json_t*)value);
        json_array_append_new (array, obj);
    } else {
        json_array_append_new (array, json_null ());
    }
}