programs/winecfg/winecfg.c

   1 /*
   2  * WineCfg configuration management
   3  *
   4  * Copyright 2002 Jaco Greeff
   5  * Copyright 2003 Dimitrie O. Paun
   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  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  */
  22
  23 #include <stdio.h>
  24 #include <limits.h>
  25 #include <windows.h>
  26 #include <winreg.h>
  27 #include <wine/debug.h>
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  30
  31 #include "winecfg.h"
  32
  33
  34 /*****************************************************************************
  35  */
  36 WINECFG_DESC* allocConfig(void)
  37 {
  38     WINECFG_DESC* pWineCfg =  malloc (sizeof (WINECFG_DESC));
  39
  40     if (!pWineCfg) goto fail;
  41     ZeroMemory(pWineCfg, sizeof(*pWineCfg));
  42
  43     pWineCfg->pDlls = DPA_Create(100);
  44     if (!pWineCfg->pDlls) goto fail;
  45     pWineCfg->pApps = DPA_Create(100);
  46     if (!pWineCfg->pApps) goto fail;
  47
  48     return pWineCfg;
  49
  50 fail:
  51     /* FIXME: do something nice */
  52     printf("Out of memory");
  53     exit(1);
  54 }
  55
  56
  57 /*****************************************************************************
  58  */
  59 int freeConfig (WINECFG_DESC* pCfg)
  60 {
  61     int i;
  62
  63     for (i = 0; i < pCfg->pDlls->nItemCount; i++)
  64         free (DPA_GetPtr(pCfg->pDlls, i));
  65     DPA_Destroy(pCfg->pDlls);
  66
  67     for (i = 0; i < pCfg->pApps->nItemCount; i++)
  68         free (DPA_GetPtr(pCfg->pApps, i));
  69     DPA_Destroy(pCfg->pApps);
  70
  71     free (pCfg);
  72
  73     return 0;
  74 }
  75
  76 /*****************************************************************************
  77  */
  78 int GetConfigValueSZ (HKEY hCurrent, LPSTR subkey, LPSTR valueName, LPSTR RetVal,
  79                     int length, LPSTR DefRes)
  80 {
  81     CHAR *buffer=NULL;
  82     DWORD dataLength=0;
  83     HKEY hSubKey=NULL;
  84     DWORD res;
  85
  86     if( (res=RegOpenKeyEx( hCurrent, subkey, 0, KEY_ALL_ACCESS, &hSubKey ))
  87             !=ERROR_SUCCESS )
  88     {
  89         if( res==ERROR_FILE_NOT_FOUND )
  90         {
  91             WINE_TRACE("Value not present - using default\n");
  92             strncpy( RetVal,DefRes,length);
  93             res=TRUE;
  94         }
  95         else
  96         {
  97             WINE_ERR("RegOpenKey failed on wine config key (%ld)\n", res);
  98             res=FALSE;
  99         }
 100         goto end;
 101     }
 102     res = RegQueryValueExA( hSubKey, valueName, NULL, NULL, NULL, &dataLength);
 103         if( res==ERROR_FILE_NOT_FOUND )
 104     {
 105         WINE_TRACE("Value not present - using default\n");
 106         strncpy( RetVal,DefRes,length);
 107         res=TRUE;
 108         goto end;
 109     }
 110
 111     if( res!=ERROR_SUCCESS )
 112     {
 113         WINE_ERR("Couldn't query value's length (%ld)\n", res );
 114         res=FALSE;
 115         goto end;
 116     }
 117
 118     buffer=malloc( dataLength );
 119     if( buffer==NULL )
 120     {
 121         WINE_ERR("Couldn't allocate %lu bytes for the value\n", dataLength );
 122         res=FALSE;
 123         goto end;
 124     }
 125
 126     RegQueryValueEx( hSubKey, valueName, NULL, NULL, (LPBYTE)buffer, &dataLength);
 127     strncpy( RetVal,buffer,length);
 128     free(buffer);
 129
 130 end:
 131    if( hSubKey!=NULL )
 132         RegCloseKey( hSubKey );
 133
 134     return res;
 135
 136 }
 137
 138 /*****************************************************************************
 139  * Name       : loadConfig
 140  * Description: Loads and populates a configuration structure
 141  * Parameters : pCfg
 142  * Returns    : 0 on success, -1 otherwise
 143  *
 144  * FIXME: We are supposed to load these values from the registry.
 145  *        This is not active yet, so just setup some (hopefully)
 146  *        sane defaults
 147  */
 148 int loadConfig (WINECFG_DESC* pCfg)
 149 {
 150     const DLL_DESC *pDllDefaults;
 151
 152     HKEY hSession=NULL;
 153     DWORD res;
 154
 155     if( (res=RegOpenKeyEx( HKEY_LOCAL_MACHINE, "Software\\Wine\\Wine\\Config", 0, KEY_ALL_ACCESS, &hSession ))
 156             !=ERROR_SUCCESS )
 157     {
 158         if( res==ERROR_FILE_NOT_FOUND )
 159             WINE_ERR("Wine config key does not exist");
 160         else
 161             WINE_ERR("RegOpenKey failed on wine config key (%ld)\n", res);
 162
 163         res=FALSE;
 164         return 1;
 165     }
 166
 167     /* Windows and DOS versions */
 168     GetConfigValueSZ(hSession,"Version","Windows",pCfg->szWinVer,MAX_VERSION_LENGTH,"win95");
 169     GetConfigValueSZ(hSession,"Version","DOS",pCfg->szDOSVer,MAX_VERSION_LENGTH,"6.22");
 170     GetConfigValueSZ(hSession,"Tweak.Layout","WineLook",pCfg->szWinLook,MAX_VERSION_LENGTH,"win95");
 171
 172     /* System Paths */
 173     GetConfigValueSZ(hSession,"Wine","Windows",pCfg->szWinDir,MAX_PATH,"c:\\Windows");
 174     GetConfigValueSZ(hSession,"Wine","System",pCfg->szWinSysDir,MAX_PATH,"c:\\Windows\\System");
 175     GetConfigValueSZ(hSession,"Wine","Temp",pCfg->szWinTmpDir,MAX_PATH,"c:\\Windows\\Temp");
 176     GetConfigValueSZ(hSession,"Wine","Profile",pCfg->szWinProfDir,MAX_PATH,"c:\\Windows\\Profiles\\Administrator");
 177     GetConfigValueSZ(hSession,"Wine","Path",pCfg->szWinPath,MAX_PATH,"c:\\Windows;c:\\Windows\\System");
 178
 179     /* Graphics driver */
 180     GetConfigValueSZ(hSession,"Wine","GraphicsDriver",pCfg->szGraphDriver,MAX_NAME_LENGTH,"x11drv");
 181
 182     /*
 183      * DLL defaults for all applications is built using
 184      * the default DLL structure
 185      */
 186     for (pDllDefaults = getDLLDefaults (); *pDllDefaults->szName; pDllDefaults++)
 187     {
 188         DLL_DESC *pDll = malloc(sizeof(DLL_DESC));
 189         memcpy (pDll, pDllDefaults, sizeof(DLL_DESC));
 190         DPA_InsertPtr(pCfg->pDlls, INT_MAX, pDll);
 191     }
 192
 193     /*
 194      * Application defaults on a per application
 195      * level (if not set, this defaults to what
 196      * is already there)
 197      */
 198     /* FIXME: TODO */
 199
 200     /*
 201      * X11Drv defaults
 202      */
 203     strcpy(pCfg->sX11Drv.szX11Display, ":0.0");
 204     pCfg->sX11Drv.nSysColors = 100;
 205     pCfg->sX11Drv.nPrivateMap = 0;
 206     pCfg->sX11Drv.nPerfect = 0;
 207     pCfg->sX11Drv.nDepth = 16;
 208     pCfg->sX11Drv.nManaged = 1;
 209     pCfg->sX11Drv.nDesktopSizeX = 640;
 210     pCfg->sX11Drv.nDesktopSizeY = 480;
 211     pCfg->sX11Drv.nDGA = 1;
 212     pCfg->sX11Drv.nXShm = 1;
 213     pCfg->sX11Drv.nXVidMode = 1;
 214     pCfg->sX11Drv.nTakeFocus = 1;
 215     pCfg->sX11Drv.nDXGrab = 0;
 216     pCfg->sX11Drv.nDoubleBuffered = 0;
 217     pCfg->sX11Drv.nTextCP = 0;
 218     pCfg->sX11Drv.nXVideoPort = 43;
 219     pCfg->sX11Drv.nSynchronous = 1;
 220
 221     RegCloseKey( hSession );
 222
 223     return 0;
 224 }
 225
 226 /*****************************************************************************
 227  * Name: saveConfig
 228  * Description: Stores the configuration structure
 229  * Parameters : pCfg
 230  * Returns    : 0 on success, -1 otherwise
 231  *
 232  * FIXME: This is where we are to write the changes to the registry.
 233  *        This is not setup yet, so do nothing and say ok.
 234  */
 235 int saveConfig (const WINECFG_DESC* pCfg)
 236 {
 237     return 0;
 238 }