/*

* Copyright (C) 2017-2019 OpenSIPS Solutions

*

* This file is part of opensips, a free SIP server.

*

* opensips is free software; you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation; either version 2 of the License, or

* (at your option) any later version

*

* opensips 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 General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program; if not, write to the Free Software

* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

*/

#ifndef __LIB_CSV__

#define __LIB_CSV__

#include "../str_list.h"

enum csv_flags {

/**

* 1. "dquote-enclosing" and "2x dquote escape sequence" mechanisms:

* Input: '"""a"" \nb",c'

* Output: '"a" \nb', 'c'

*

* 2. Whitespace does not get trimmed:

* Input: 'a , b'

* Output: 'a ', ' b'

*/

CSV_RFC_4180 = (1<<0),

CSV_PKG = (1<<1), /* the default */

CSV_SHM = (1<<2), /* overrides CSV_PKG */

CSV_DUP_FIELDS = (1<<3),

};

typedef str_list csv_record;

/*

* Chop an input string by the given separator

*

* Note: free the result with free_csv_record()

*/

csv_record *__parse_csv_record(const str *in, enum csv_flags parse_flags,

unsigned char sep);

#define _parse_csv_record(in, flags) __parse_csv_record(in, flags, ',')

#define parse_csv_record(in) _parse_csv_record(in, 0)

/* Easily free your CSV records, regardless of any flags set during parsing */

void free_csv_record(csv_record *record);

#endif /* __LIB_CSV__ */