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 int myprintf(const char* format, ...)
  30 {
  31     va_list     va;
  32     char        tmp[8192];
  33     DWORD       w = 0;
  34     int         len;
  35
  36     va_start(va, format);
  37     len = vsnprintf(tmp, sizeof(tmp), format, va);
  38     if (len > 0)
  39         WriteFile(GetStdHandle(STD_ERROR_HANDLE), tmp, len, &w, NULL);
  40     va_end(va);
  41     return w;
  42 }
  43
  44 static UINT CALLBACK set_outfile( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
  45 {
  46     FILE_IN_CABINET_INFO_A *info = (FILE_IN_CABINET_INFO_A *)param1;
  47     char buffer[MAX_PATH];
  48     char* basename;
  49
  50     switch (notification)
  51     {
  52     case SPFILENOTIFY_FILEINCABINET:
  53     {
  54         LPSTR outfile = context;
  55         if (outfile[0] != 0)
  56         {
  57             SetLastError( ERROR_NOT_SUPPORTED );
  58             return FILEOP_ABORT;
  59         }
  60         GetFullPathNameA( info->NameInCabinet, sizeof(buffer), buffer, &basename );
  61         strcpy( outfile, basename );
  62         return FILEOP_SKIP;
  63     }
  64     default: return NO_ERROR;
  65     }
  66 }
  67
  68 static UINT CALLBACK extract_callback( PVOID context, UINT notification, UINT_PTR param1, UINT_PTR param2 )
  69 {
  70     FILE_IN_CABINET_INFO_A *info = (FILE_IN_CABINET_INFO_A *)param1;
  71
  72     switch (notification)
  73     {
  74     case SPFILENOTIFY_FILEINCABINET:
  75     {
  76         LPCSTR targetname = context;
  77
  78         strcpy( info->FullTargetName, targetname );
  79         return FILEOP_DOIT;
  80     }
  81     default: return NO_ERROR;
  82     }
  83 }
  84
  85 static BOOL option_equal(LPCSTR str1, LPCSTR str2)
  86 {
  87     if (str1[0] != '/' && str1[0] != '-')
  88         return FALSE;
  89     return !lstrcmpA( str1 + 1, str2 );
  90 }
  91
  92 int main(int argc, char *argv[])
  93 {
  94     int ret = 0;
  95     char infile[MAX_PATH], outfile[MAX_PATH], actual_name[MAX_PATH];
  96     char outfile_basename[MAX_PATH], *basename_index;
  97     UINT comp;
  98
  99     if (argc < 3)
 100     {
 101         myprintf( "Usage:\n" );
 102         myprintf( "\t%s infile outfile\n", argv[0] );
 103         myprintf( "\t%s /r infile\n", argv[0] );
 104         return 1;
 105     }
 106
 107     if (argc == 3 && (option_equal(argv[1], "R") || option_equal(argv[1], "r")))
 108         GetFullPathNameA( argv[2], sizeof(infile), infile, NULL );
 109     else
 110         GetFullPathNameA( argv[1], sizeof(infile), infile, NULL );
 111
 112     if (!SetupGetFileCompressionInfoExA( infile, actual_name, sizeof(actual_name), NULL, NULL, NULL, &comp ))
 113     {
 114         myprintf( "%s: can't open input file %s\n", argv[0], infile );
 115         return 1;
 116     }
 117
 118     if (argc == 3 && (option_equal(argv[1], "R") || option_equal(argv[1], "r")))
 119     {
 120         switch (comp)
 121         {
 122         case FILE_COMPRESSION_MSZIP:
 123             outfile_basename[0] = 0;
 124             if (!SetupIterateCabinetA( infile, 0, set_outfile, outfile_basename ))
 125             {
 126                 myprintf( "%s: can't determine original name\n", argv[0] );
 127                 return 1;
 128             }
 129             GetFullPathNameA( infile, sizeof(outfile), outfile, &basename_index );
 130             *basename_index = 0;
 131             strcat( outfile, outfile_basename );
 132             break;
 133         case FILE_COMPRESSION_WINLZA:
 134             GetExpandedNameA( infile, outfile_basename );
 135             break;
 136         default:
 137             myprintf( "%s: can't determine original\n", argv[0] );
 138             return 1;
 139         }
 140     }
 141     else
 142         GetFullPathNameA( argv[2], sizeof(outfile), outfile, NULL );
 143
 144     if (!lstrcmpiA( infile, outfile ))
 145     {
 146         myprintf( "%s: can't expand file to itself\n", argv[0] );
 147         return 1;
 148     }
 149
 150     switch (comp)
 151     {
 152     case FILE_COMPRESSION_MSZIP:
 153         if (!SetupIterateCabinetA( infile, 0, extract_callback, outfile ))
 154         {
 155             myprintf( "%s: cabinet extraction failed\n", argv[0] );
 156             return 1;
 157         }
 158         break;
 159     case FILE_COMPRESSION_WINLZA:
 160     {
 161         INT hin, hout;
 162         OFSTRUCT ofin, ofout;
 163         LONG error;
 164
 165         if ((hin = LZOpenFileA( infile, &ofin, OF_READ )) < 0)
 166         {
 167             myprintf( "%s: can't open input file %s\n", argv[0], infile );
 168             return 1;
 169         }
 170         if ((hout = LZOpenFileA( outfile, &ofout, OF_CREATE | OF_WRITE )) < 0)
 171         {
 172             LZClose( hin );
 173             myprintf( "%s: can't open output file %s\n", argv[0], outfile );
 174             return 1;
 175         }
 176         error = LZCopy( hin, hout );
 177
 178         LZClose( hin );
 179         LZClose( hout );
 180
 181         if (error < 0)
 182         {
 183             myprintf( "%s: LZCopy failed, error is %d\n", argv[0], error );
 184             return 1;
 185         }
 186         break;
 187     }
 188     default:
 189         if (!CopyFileA( infile, outfile, FALSE ))
 190         {
 191             myprintf( "%s: CopyFileA failed\n", argv[0] );
 192             return 1;
 193         }
 194         break;
 195     }
 196     return ret;
 197 }