workbench/libs/codesets/developer/examples/b64d.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) 2005-2013 by 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 <stdio.h>
  28 #include <string.h>
  29
  30 #include <proto/exec.h>
  31 #include <proto/codesets.h>
  32
  33 struct Library *CodesetsBase = NULL;
  34 #if defined(__amigaos4__)
  35 struct CodesetsIFace* ICodesets = NULL;
  36 #endif
  37
  38 #if defined(__amigaos4__)
  39 #define GETINTERFACE(iface, base)       (iface = (APTR)GetInterface((struct Library *)(base), "main", 1L, NULL))
  40 #define DROPINTERFACE(iface)                    (DropInterface((struct Interface *)iface), iface = NULL)
  41 #else
  42 #define GETINTERFACE(iface, base)       TRUE
  43 #define DROPINTERFACE(iface)
  44 #endif
  45
  46 int main(int argc,char **argv)
  47 {
  48     int res;
  49
  50     if (argc==3)
  51     {
  52
  53         if((CodesetsBase = OpenLibrary(CODESETSNAME,CODESETSVER)) &&
  54            GETINTERFACE(ICodesets, CodesetsBase))
  55         {
  56             ULONG r;
  57
  58             r = CodesetsDecodeB64(CSA_B64SourceFile, (Tag)argv[1],
  59                                   CSA_B64DestFile,   (Tag)argv[2],
  60                                   TAG_DONE);
  61             printf("Res %d\n", (int)r);
  62
  63             DROPINTERFACE(ICodesets);
  64             CloseLibrary(CodesetsBase);
  65             CodesetsBase = NULL;
  66
  67             res = 0;
  68         }
  69         else
  70         {
  71             printf("can't open %s %d+\n",CODESETSNAME,CODESETSVER);
  72             res = 20;
  73         }
  74     }
  75     else
  76     {
  77         printf("Usage: b64d <in_file> <out_file>\n");
  78         res = 10;
  79     }
  80
  81     return res;
  82 }