rom/filesys/afs/extstrings.c

   1 /*
   2     Copyright © 1995-2008, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "extstrings.h"
   7
   8 UBYTE capitalch(UBYTE ch, UBYTE flags) {
   9
  10         if ((flags==0) || (flags==1))
  11                 return (UBYTE)((ch>='a') && (ch<='z') ? ch-('a'-'A') : ch);
  12         else            // DOS\(>=2)
  13                 return (UBYTE)(((ch>=224) && (ch<=254) && (ch!=247)) ||
  14                                  ((ch>='a') && (ch<='z')) ? ch-('a'-'A') : ch);
  15 }
  16
  17 // str2 is a BCPL string
  18 LONG noCaseStrCmp(const char *str1, const char *str2, UBYTE flags, int maxlen) {
  19 UBYTE length, i=0;
  20
  21         length=str2++[0];
  22         do {
  23                 if (((*str1==0) || (length==maxlen)) && (i==length))
  24                         return 1;
  25                 i++;
  26         } while (capitalch(*str1++,flags)==capitalch(*str2++,flags));
  27         return 0;
  28 }
  29
  30 LONG StrCmp(CONST_STRPTR str1, CONST_STRPTR str2) {
  31         do
  32         {
  33                 if ((*str1==0) && (*str2==0))
  34                         return 1;
  35         } while ((*str1++==*str2++));
  36         return 0;
  37 }
  38
  39 void StrCpyToBstr(const char *src, char *dst, int maxlen) {
  40 UWORD len=0;
  41
  42         while (*src && (len<maxlen))
  43         {
  44                 dst[len+1]=*src++;
  45                 len++;
  46         }
  47         dst[0]=len;
  48 }
  49