workbench/libs/codesets/developer/examples/UTF8ToStrHook.c

   1 /***************************************************************************
   2
   3  codesets.library - Amiga shared library for handling different codesets
   4  Copyright (C) 2001-2005 by Alfonso [alfie] Ranieri <alforan@tin.it>.
   5  Copyright (C) 2005-2014 codesets.library Open Source Team
   6
   7  This library is free software; you can redistribute it and/or
   8  modify it under the terms of the GNU Lesser General Public
   9  License as published by the Free Software Foundation; either
  10  version 2.1 of the License, or (at your option) any later version.
  11
  12  This library is distributed in the hope that it will be useful,
  13  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  Lesser General Public License for more details.
  16
  17  codesets.library project: http://sourceforge.net/projects/codesetslib/
  18
  19  Most of the code included in this file was relicensed from GPL to LGPL
  20  from the source code of SimpleMail (http://www.sf.net/projects/simplemail)
  21  with full permissions by its authors.
  22
  23  $Id$
  24
  25 ***************************************************************************/
  26
  27 #include <proto/exec.h>
  28 #include <proto/codesets.h>
  29 #include <stdio.h>
  30 #include <string.h>
  31
  32 // plain:   "öäüÖÄÜß"
  33 #define STR "öäüÖÄÜß" \
  34             "öäüÖÄÜß" \
  35             "öäüÖÄÜß" \
  36             "öäüÖÄÜß" \
  37             "öäüÖÄÜß" \
  38             "öäüÖÄÜß"
  39
  40 #include "SDI_hook.h"
  41
  42 struct Library *CodesetsBase = NULL;
  43 #if defined(__amigaos4__)
  44 struct CodesetsIFace* ICodesets = NULL;
  45 #endif
  46
  47 #if defined(__amigaos4__)
  48 #define GETINTERFACE(iface, base)       (iface = (APTR)GetInterface((struct Library *)(base), "main", 1L, NULL))
  49 #define DROPINTERFACE(iface)                    (DropInterface((struct Interface *)iface), iface = NULL)
  50 #else
  51 #define GETINTERFACE(iface, base)       TRUE
  52 #define DROPINTERFACE(iface)
  53 #endif
  54
  55 HOOKPROTONH(destFunc, ULONG, struct convertMsg* msg, STRPTR buf)
  56 {
  57     printf("[%3d] [%s]\n",(int)msg->len,buf);
  58
  59     if(msg->state == CSV_End)
  60       printf("\n");
  61
  62     return 0;
  63 }
  64 MakeStaticHook(destHook, destFunc);
  65
  66 int main(int argc,char **argv)
  67 {
  68     int            res;
  69
  70     if((CodesetsBase = OpenLibrary(CODESETSNAME,CODESETSVER)) &&
  71         GETINTERFACE(ICodesets, CodesetsBase))
  72     {
  73         char *str;
  74
  75         if(argc>1)
  76           str = argv[1];
  77         else
  78           str = STR;
  79
  80         // check that the string only contains UTF8
  81         // sequences.
  82         if(CodesetsIsValidUTF8(str))
  83         {
  84           CodesetsUTF8ToStr(CSA_Source,   (IPTR)str,
  85                             CSA_DestLen,  32,
  86                             CSA_DestHook, (IPTR)&destHook,
  87                             TAG_DONE);
  88         }
  89         else
  90           printf("Error: example string wasn't recognized as UTF8!\n");
  91
  92         res = 0;
  93
  94         DROPINTERFACE(ICodesets);
  95         CloseLibrary(CodesetsBase);
  96         CodesetsBase = NULL;
  97     }
  98     else
  99     {
 100         printf("can't open %s %d+\n",CODESETSNAME,CODESETSVER);
 101         res = 20;
 102     }
 103
 104     return res;
 105 }