HelenOS sources

root/uspace/lib/http/include/http/ctype.h

INCLUDED FROM

DEFINITIONS

1. is_separator
2. is_lws
3. is_ctl
4. is_token

/*
 * 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

/** @}
 */