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/*
* Copyright (c) 2023 shifter
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* As an additional exemption you are allowed to compile & link against the
* OpenSSL libraries as published by the OpenSSL project. See the file
* COPYING for details.
*
*/
#ifndef FILTERX_EXPR_FUNCTION_H_INCLUDED
#define FILTERX_EXPR_FUNCTION_H_INCLUDED
#include "filterx/filterx-expr.h"
#include "filterx-object.h"
typedef FilterXObject *(*FilterXSimpleFunctionProto)(GPtrArray *);
typedef struct _FilterXFunction
{
FilterXExpr super;
gchar *function_name;
} FilterXFunction;
typedef struct _FilterXFunctionArgs FilterXFunctionArgs;
typedef struct _FilterXFunctionArg
{
gchar *name;
FilterXExpr *value;
} FilterXFunctionArg;
typedef FilterXFunction *(*FilterXFunctionCtor)(const gchar *, FilterXFunctionArgs *, GError **);
#define FILTERX_FUNCTION_ERROR filterx_function_error_quark()
GQuark filterx_function_error_quark(void);
enum FilterXFunctionError
{
FILTERX_FUNCTION_ERROR_FUNCTION_NOT_FOUND,
FILTERX_FUNCTION_ERROR_CTOR_FAIL,
};
void filterx_function_init_instance(FilterXFunction *s, const gchar *function_name);
void filterx_function_free_method(FilterXFunction *s);
FilterXFunctionArg *filterx_function_arg_new(const gchar *name, FilterXExpr *value);
FilterXFunctionArgs *filterx_function_args_new(GList *args, GError **error);
guint64 filterx_function_args_len(FilterXFunctionArgs *self);
FilterXExpr *filterx_function_args_get_expr(FilterXFunctionArgs *self, guint64 index);
FilterXObject *filterx_function_args_get_object(FilterXFunctionArgs *self, guint64 index);
const gchar *filterx_function_args_get_literal_string(FilterXFunctionArgs *self, guint64 index, gsize *len);
gboolean filterx_function_args_is_literal_null(FilterXFunctionArgs *self, guint64 index);
FilterXExpr *filterx_function_args_get_named_expr(FilterXFunctionArgs *self, const gchar *name);
FilterXObject *filterx_function_args_get_named_object(FilterXFunctionArgs *self, const gchar *name, gboolean *exists);
const gchar *filterx_function_args_get_named_literal_string(FilterXFunctionArgs *self, const gchar *name,
gsize *len, gboolean *exists);
void filterx_function_args_free(FilterXFunctionArgs *self);
FilterXExpr *filterx_function_lookup(GlobalConfig *cfg, const gchar *function_name, GList *args, GError **error);
#endif
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