File: ascii.hh

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pdns-recursor 4.1.11-1+deb10u1
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/*
 * This file is part of PowerDNS or dnsdist.
 * Copyright -- PowerDNS.COM B.V. and its contributors
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * In addition, for the avoidance of any doubt, permission is granted to
 * link this program with OpenSSL and to (re)distribute the binaries
 * produced as the result of such linking.
 *
 * 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.
 */
#pragma once

inline bool dns_isspace(char c)
{
  return c==' ' || c=='\t' || c=='\r' || c=='\n';
}

inline unsigned char dns_toupper(unsigned char c)
{
  if(c>='a' && c<='z')
    c+='A'-'a';
  return c;
}

inline unsigned char dns_tolower(unsigned char c)
{
  if(c>='A' && c<='Z')
    c+='a'-'A';
  return c;
}