Implemented the "pending rename" registry processing.
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60b75e3f2d
commit
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@ -4,7 +4,7 @@ SRCDIR = @srcdir@
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VPATH = @srcdir@
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MODULE = wineboot.exe
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APPMODE = cui
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IMPORTS = kernel32
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IMPORTS = advapi32 kernel32
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C_SRCS = \
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wineboot.c
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@ -16,10 +16,18 @@
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/* Bugs:
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* - If a pending rename registry does not start with \??\, the first four
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* chars are still going to be skipped.
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* - Need to check what is the windows behaviour when trying to delete files
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* and directories that are read-only
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* - In the pending rename registry processing - there are no traces of the files
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* processed (requires translations from Unicode to Ansi).
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*/
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#include <stdio.h>
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#include "winbase.h"
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#include "wine/debug.h"
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#include <windows.h>
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#include <wine/debug.h>
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WINE_DEFAULT_DEBUG_CHANNEL(wineboot);
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@ -153,6 +161,151 @@ static BOOL wininit()
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return TRUE;
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}
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static BOOL pendingRename()
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{
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static const WCHAR ValueName[] = {'P','e','n','d','i','n','g',
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'F','i','l','e','R','e','n','a','m','e',
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'O','p','e','r','a','t','i','o','n','s',0};
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static const WCHAR SessionW[] = { 'S','y','s','t','e','m','\\',
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'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\\',
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'C','o','n','t','r','o','l','\\',
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'S','e','s','s','i','o','n',' ','M','a','n','a','g','e','r',0};
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const WCHAR *buffer=NULL;
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const WCHAR *src=NULL, *dst=NULL;
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DWORD dataLength=0;
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HKEY hSession=NULL;
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DWORD res;
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WINE_TRACE("Entered\n");
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if( (res=RegOpenKeyExW( HKEY_LOCAL_MACHINE, SessionW, 0, KEY_ALL_ACCESS, &hSession ))
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!=ERROR_SUCCESS )
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{
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if( res==ERROR_FILE_NOT_FOUND )
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{
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WINE_TRACE("The key was not found - skipping\n");
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res=TRUE;
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}
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else
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{
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WINE_ERR("Couldn't open key, error %ld\n", res );
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res=FALSE;
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}
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goto end;
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}
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res=RegQueryValueExW( hSession, ValueName, NULL, NULL /* The value type does not really interest us, as it is not
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truely a REG_MULTI_SZ anyways */,
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NULL, &dataLength );
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if( res==ERROR_FILE_NOT_FOUND )
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{
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/* No value - nothing to do. Great! */
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WINE_TRACE("Value not present - nothing to rename\n");
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res=TRUE;
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goto end;
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}
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if( res!=ERROR_SUCCESS )
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{
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WINE_ERR("Couldn't query value's length (%ld)\n", res );
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res=FALSE;
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goto end;
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}
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buffer=malloc( dataLength );
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if( buffer==NULL )
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{
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WINE_ERR("Couldn't allocate %lu bytes for the value\n", dataLength );
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res=FALSE;
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goto end;
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}
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res=RegQueryValueExW( hSession, ValueName, NULL, NULL, (LPBYTE)buffer, &dataLength );
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if( res!=ERROR_SUCCESS )
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{
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WINE_ERR("Couldn't query value after successfully querying before (%lu),\n"
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"please report to wine-devel@winehq.org\n", res);
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res=FALSE;
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goto end;
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}
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/* Make sure that the data is long enough and ends with two NULLs. This
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* simplifies the code later on.
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*/
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if( dataLength<2*sizeof(buffer[0]) ||
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buffer[dataLength/sizeof(buffer[0])-1]!='\0' ||
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buffer[dataLength/sizeof(buffer[0])-2]!='\0' )
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{
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WINE_ERR("Improper value format - doesn't end with NULL\n");
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res=FALSE;
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goto end;
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}
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for( src=buffer; (src-buffer)*sizeof(src[0])<dataLength && *src!='\0';
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src=dst+lstrlenW(dst)+1 )
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{
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DWORD dwFlags=0;
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WINE_TRACE("processing next command\n");
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dst=src+lstrlenW(src)+1;
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/* We need to skip the \??\ header */
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if( src[0]=='\\' && src[1]=='?' && src[2]=='?' && src[3]=='\\' )
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src+=4;
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if( dst[0]=='!' )
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{
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dwFlags|=MOVEFILE_REPLACE_EXISTING;
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dst++;
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}
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if( dst[0]=='\\' && dst[1]=='?' && dst[2]=='?' && dst[3]=='\\' )
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dst+=4;
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if( *dst!='\0' )
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{
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/* Rename the file */
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MoveFileExW( src, dst, dwFlags );
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} else
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{
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/* Delete the file or directory */
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if( (res=GetFileAttributesW(src))!=INVALID_FILE_ATTRIBUTES )
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{
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if( (res&FILE_ATTRIBUTE_DIRECTORY)==0 )
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{
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/* It's a file */
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DeleteFileW(src);
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} else
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{
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/* It's a directory */
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RemoveDirectoryW(src);
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}
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} else
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{
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WINE_ERR("couldn't get file attributes (%ld)\n", GetLastError() );
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}
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}
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}
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if((res=RegDeleteValueW(hSession, ValueName))!=ERROR_SUCCESS )
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{
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WINE_ERR("Error deleting the value (%lu)\n", GetLastError() );
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res=FALSE;
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} else
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res=TRUE;
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end:
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if( buffer!=NULL )
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free(buffer);
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if( hSession!=NULL )
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RegCloseKey( hSession );
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return res;
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}
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int main( int argc, char *argv[] )
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{
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/* First, set the current directory to SystemRoot */
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@ -183,7 +336,9 @@ int main( int argc, char *argv[] )
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return 100;
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}
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res=wininit();
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/* Perform the operations by order, stopping if one fails */
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res=wininit()&&
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pendingRename();
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return res?0:101;
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}
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