LCOV - code coverage report
Current view: top level - libc/string - memchr.c (source / functions) Hit Total Coverage
Test: skiboot.info Lines: 8 8 100.0 %
Date: 2024-01-02 21:04:04 Functions: 1 1 100.0 %
Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /******************************************************************************
       2                 :            :  * Copyright (c) 2004, 2008 IBM Corporation
       3                 :            :  * All rights reserved.
       4                 :            :  * This program and the accompanying materials
       5                 :            :  * are made available under the terms of the BSD License
       6                 :            :  * which accompanies this distribution, and is available at
       7                 :            :  * http://www.opensource.org/licenses/bsd-license.php
       8                 :            :  *
       9                 :            :  * Contributors:
      10                 :            :  *     IBM Corporation - initial implementation
      11                 :            :  *****************************************************************************/
      12                 :            : 
      13                 :            : #include <stddef.h>
      14                 :            : 
      15                 :            : void *memchr(const void *ptr, int c, size_t n);
      16                 :         10 : void *memchr(const void *ptr, int c, size_t n)
      17                 :            : {
      18                 :         10 :         unsigned char ch = (unsigned char)c;
      19                 :         10 :         const unsigned char *p = ptr;
      20                 :            : 
      21                 :         90 :         while (n-- > 0) {
      22                 :         85 :                 if (*p == ch)
      23                 :          5 :                         return (void *)p;
      24                 :         80 :                 p += 1;
      25                 :            :         }
      26                 :            : 
      27                 :          5 :         return NULL;
      28                 :            : }

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