/* * Copyright (c) 2013 Martin Sucha * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * - Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * - Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * - The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /** @addtogroup http * @{ */ /** * @file */ #ifndef HTTP_CTYPE_H_ #define HTTP_CTYPE_H_ static inline bool is_separator(char c) { switch (c) { case '(': case ')': case '<': case '>': case '@': case ',': case ';': case ':': case '\\': case '"': case '/': case '[': case ']': case '?': case '=': case '{': case '}': case ' ': case '\t': return true; default: return false; } } static inline bool is_lws(char c) { switch (c) { case '\r': case '\n': case ' ': case '\t': return true; default: return false; } } static inline bool is_ctl(char c) { return c < 32 || c == 127; } static inline bool is_token(char c) { return !is_separator(c) && !is_ctl(c); } #endif /** @} */