programs/expand/expand.c

   1 /*
   2  * Copyright 1997 Victor Schneider
   3  * Copyright 2002 Alexandre Julliard
   4  * Copyright 2007 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #define WIN32_LEAN_AND_MEAN
  22
  23 #include <stdio.h>
  24 #include <string.h>
  25 #include <windows.h>
  26 #include <lzexpand.h>
  27 #include <setupapi.h>
  28
  29 static UINT CALLBACK extract_callback( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
  30 {
  31     FILE_IN_CABINET_INFO_A *info = (FILE_IN_CABINET_INFO_A *)param1;
  32
  33     switch (notification)
  34     {
  35     case SPFILENOTIFY_FILEINCABINET:
  36     {
  37         LPCSTR targetname = context;
  38
  39         strcpy( info->FullTargetName, targetname );
  40         return FILEOP_DOIT;
  41     }
  42     default: return NO_ERROR;
  43     }
  44 }
  45
  46 int main(int argc, char *argv[])
  47 {
  48     int ret = 0;
  49     char infile[MAX_PATH], outfile[MAX_PATH], actual_name[MAX_PATH];
  50     UINT comp;
  51
  52     if (argc < 3)
  53     {
  54         fprintf( stderr, "Usage: %s infile outfile\n", argv[0] );
  55         return 1;
  56     }
  57
  58     GetFullPathNameA( argv[1], sizeof(infile), infile, NULL );
  59     GetFullPathNameA( argv[2], sizeof(outfile), outfile, NULL );
  60
  61     if (!lstrcmpiA( infile, outfile ))
  62     {
  63         fprintf( stderr, "%s: can't expand file to itself\n", argv[0] );
  64         return 1;
  65     }
  66     if (!SetupGetFileCompressionInfoExA( infile, actual_name, sizeof(actual_name), NULL, NULL, NULL, &comp ))
  67     {
  68         fprintf( stderr, "%s: can't open input file %s\n", argv[0], infile );
  69         return 1;
  70     }
  71
  72     switch (comp)
  73     {
  74     case FILE_COMPRESSION_MSZIP:
  75     {
  76         if (!SetupIterateCabinetA( infile, 0, extract_callback, (PVOID)outfile ))
  77         {
  78             fprintf( stderr, "%s: cabinet extraction failed\n", argv[0] );
  79             return 1;
  80         }
  81         break;
  82     }
  83     case FILE_COMPRESSION_WINLZA:
  84     {
  85         INT hin, hout;
  86         OFSTRUCT ofin, ofout;
  87         LONG error;
  88
  89         if ((hin = LZOpenFile( infile, &ofin, OF_READ )) < 0)
  90         {
  91             fprintf( stderr, "%s: can't open input file %s\n", argv[0], infile );
  92             return 1;
  93         }
  94         if ((hout = LZOpenFile( outfile, &ofout, OF_CREATE | OF_WRITE )) < 0)
  95         {
  96             LZClose( hin );
  97             fprintf( stderr, "%s: can't open output file %s\n", argv[0], outfile );
  98             return 1;
  99         }
 100         error = LZCopy( hin, hout );
 101
 102         LZClose( hin );
 103         LZClose( hout );
 104
 105         if (error < 0)
 106         {
 107             fprintf( stderr, "%s: LZCopy failed, error is %d\n", argv[0], error );
 108             return 1;
 109         }
 110         break;
 111     }
 112     default:
 113     {
 114         if (!CopyFileA( infile, outfile, FALSE ))
 115         {
 116             fprintf( stderr, "%s: CopyFileA failed\n", argv[0] );
 117             return 1;
 118         }
 119         break;
 120     }
 121     }
 122     return ret;
 123 }