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/*
* Copyright (C) 2003-2011 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program 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.
*
* This program 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 MPD_TOKENIZER_H
#define MPD_TOKENIZER_H
#include "gerror.h"
/**
* Reads the next word from the input string. This function modifies
* the input string.
*
* @param input_p the input string; this function returns a pointer to
* the first non-whitespace character of the following token
* @param error_r if this function returns NULL and **input_p!=0, it
* optionally provides a GError object in this argument
* @return a pointer to the null-terminated word, or NULL on error or
* end of line
*/
char *
tokenizer_next_word(char **input_p, GError **error_r);
/**
* Reads the next unquoted word from the input string. This function
* modifies the input string.
*
* @param input_p the input string; this function returns a pointer to
* the first non-whitespace character of the following token
* @param error_r if this function returns NULL and **input_p!=0, it
* optionally provides a GError object in this argument
* @return a pointer to the null-terminated word, or NULL on error or
* end of line
*/
char *
tokenizer_next_unquoted(char **input_p, GError **error_r);
/**
* Reads the next quoted string from the input string. A backslash
* escapes the following character. This function modifies the input
* string.
*
* @param input_p the input string; this function returns a pointer to
* the first non-whitespace character of the following token
* @param error_r if this function returns NULL and **input_p!=0, it
* optionally provides a GError object in this argument
* @return a pointer to the null-terminated string, or NULL on error
* or end of line
*/
char *
tokenizer_next_string(char **input_p, GError **error_r);
/**
* Reads the next unquoted word or quoted string from the input. This
* is a wrapper for tokenizer_next_unquoted() and
* tokenizer_next_string().
*
* @param input_p the input string; this function returns a pointer to
* the first non-whitespace character of the following token
* @param error_r if this function returns NULL and **input_p!=0, it
* optionally provides a GError object in this argument
* @return a pointer to the null-terminated string, or NULL on error
* or end of line
*/
char *
tokenizer_next_param(char **input_p, GError **error_r);
#endif
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