1  /* Find the length of STRING + 1, but scan at most MAXLEN bytes.
       2     Copyright (C) 2005, 2009-2022 Free Software Foundation, Inc.
       3  
       4     This file is free software: you can redistribute it and/or modify
       5     it under the terms of the GNU Lesser General Public License as
       6     published by the Free Software Foundation; either version 2.1 of the
       7     License, or (at your option) any later version.
       8  
       9     This file is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12     GNU Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public License
      15     along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
      16  
      17  #ifndef _STRNLEN1_H
      18  #define _STRNLEN1_H
      19  
      20  #include <stddef.h>
      21  
      22  
      23  #ifdef __cplusplus
      24  extern "C" {
      25  #endif
      26  
      27  
      28  /* Find the length of STRING + 1, but scan at most MAXLEN bytes.
      29     If no '\0' terminator is found in that many characters, return MAXLEN.  */
      30  /* This is the same as strnlen (string, maxlen - 1) + 1.  */
      31  extern size_t strnlen1 (const char *string, size_t maxlen)
      32    _GL_ATTRIBUTE_PURE;
      33  
      34  
      35  #ifdef __cplusplus
      36  }
      37  #endif
      38  
      39  
      40  #endif /* _STRNLEN1_H */