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// -*- mode: c++; c-basic-offset:4 -*-
// This file is part of libdap, A C++ implementation of the OPeNDAP Data
// Access Protocol.
// Copyright (c) 2014 OPeNDAP, Inc.
// Author: James Gallagher <jgallagher@opendap.org>
//
// 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 Street, Fifth Floor, Boston, MA 02110-1301 USA
//
// You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
#ifndef PARSER_UTIL_H_
#define PARSER_UTIL_H_
namespace libdap {
/** Given a string (<tt>const char *src</tt>), save it to the
temporary variable pointed to by <tt>dst</tt>. If the string is
longer than <tt>ID_MAX</tt>, generate and error indicating that
<tt>src</tt> was truncated to <tt>ID_MAX</tt> characters during
the copy operation. There are two versions of this function; one
calls the version of <tt>parser_error()</tt> which writes to
stderr. The version which accepts the <tt>parser_arg *arg</tt>
argument calls the version of <tt>parser_error()</tt> which
generates and Error object.
@return void
@brief Save a string to a temporary variable during the parse.
*/
#if 0
void save_str(char *dst, const char *src, const int line_num);
#endif
void save_str(std::string &dst, const char *src, const int);
bool is_keyword(std::string id, const std::string &keyword);
/**
* @defgroup check_type
* @{
* @brief Can the given string be converted into a byte, ...?
*/
int check_byte(const char *val);
int check_int16(const char *val);
int check_uint16(const char *val);
int check_int32(const char *val);
int check_uint32(const char *val);
int check_int64(const char *val);
int check_uint64(const char *val);
int check_float32(const char *val);
int check_float64(const char *val);
/** Currently this function always returns true.
@brief Is the value a valid URL? */
int check_url(const char *val);
/** @} */
/**
* @defgroup check type and set value
* @{
* @brief Like 'test and set,' check a type and set a value in one go.
*/
int check_int32(const char *val, int &v);
int check_uint32(const char *val, unsigned int &v);
int check_float64(const char *val, double &v);
/** @} */
/**
* @defgroup get_type
* @{
* @brief Convert the string to a value; throw if the conversion fails.
*/
int get_int32(const char *val);
unsigned int get_uint32(const char *val);
long long get_int64(const char *val);
unsigned long long get_uint64(const char *val);
double get_float64(const char *val);
/** @} */
} // namespace libdap
#endif /* PARSER_UTIL_H_ */
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