690 lines
20 KiB
C
690 lines
20 KiB
C
/*
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* DOS directories functions
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*
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* Copyright 1995 Alexandre Julliard
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*/
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#include <ctype.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/errno.h>
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#include "winbase.h"
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#include "wine/winbase16.h"
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#include "wine/winestring.h"
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#include "winerror.h"
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#include "process.h"
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#include "drive.h"
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#include "file.h"
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#include "heap.h"
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#include "msdos.h"
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#include "options.h"
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#include "debug.h"
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DECLARE_DEBUG_CHANNEL(dosfs)
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DECLARE_DEBUG_CHANNEL(file)
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static DOS_FULL_NAME DIR_Windows;
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static DOS_FULL_NAME DIR_System;
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/***********************************************************************
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* DIR_GetPath
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*
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* Get a path name from the wine.ini file and make sure it is valid.
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*/
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static int DIR_GetPath( const char *keyname, const char *defval,
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DOS_FULL_NAME *full_name )
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{
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char path[MAX_PATHNAME_LEN];
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BY_HANDLE_FILE_INFORMATION info;
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PROFILE_GetWineIniString( "wine", keyname, defval, path, sizeof(path) );
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if (!DOSFS_GetFullName( path, TRUE, full_name ) ||
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!FILE_Stat( full_name->long_name, &info ) ||
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!(info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
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{
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MSG("Invalid path '%s' for %s directory\n", path, keyname);
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return 0;
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}
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return 1;
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}
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/***********************************************************************
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* DIR_Init
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*/
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int DIR_Init(void)
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{
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char path[MAX_PATHNAME_LEN];
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DOS_FULL_NAME tmp_dir;
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int drive;
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const char *cwd;
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if (!getcwd( path, MAX_PATHNAME_LEN ))
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{
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perror( "Could not get current directory" );
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return 0;
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}
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cwd = path;
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if ((drive = DRIVE_FindDriveRoot( &cwd )) == -1)
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{
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MSG("Warning: could not find wine.conf [Drive x] entry "
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"for current working directory %s; "
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"starting in windows directory.\n", cwd );
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}
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else
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{
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DRIVE_SetCurrentDrive( drive );
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DRIVE_Chdir( drive, cwd );
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}
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if (!(DIR_GetPath( "windows", "c:\\windows", &DIR_Windows )) ||
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!(DIR_GetPath( "system", "c:\\windows\\system", &DIR_System )) ||
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!(DIR_GetPath( "temp", "c:\\windows", &tmp_dir )))
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{
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PROFILE_UsageWineIni();
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return 0;
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}
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if (-1 == access( tmp_dir.long_name, W_OK ))
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{
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if (errno==EACCES)
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{
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MSG("Warning: The Temporary Directory (as specified in your configuration file) is NOT writeable.\n");
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PROFILE_UsageWineIni();
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}
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else
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MSG("Warning: Access to Temporary Directory failed (%s).\n",
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strerror(errno));
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}
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if (drive == -1)
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{
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drive = DIR_Windows.drive;
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DRIVE_SetCurrentDrive( drive );
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DRIVE_Chdir( drive, DIR_Windows.short_name + 2 );
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}
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PROFILE_GetWineIniString("wine", "path", "c:\\windows;c:\\windows\\system",
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path, sizeof(path) );
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/* Set the environment variables */
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SetEnvironmentVariableA( "PATH", path );
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SetEnvironmentVariableA( "COMSPEC", "c:\\command.com" );
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SetEnvironmentVariableA( "TEMP", tmp_dir.short_name );
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SetEnvironmentVariableA( "windir", DIR_Windows.short_name );
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SetEnvironmentVariableA( "winsysdir", DIR_System.short_name );
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TRACE(dosfs, "WindowsDir = %s (%s)\n",
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DIR_Windows.short_name, DIR_Windows.long_name );
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TRACE(dosfs, "SystemDir = %s (%s)\n",
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DIR_System.short_name, DIR_System.long_name );
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TRACE(dosfs, "TempDir = %s (%s)\n",
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tmp_dir.short_name, tmp_dir.long_name );
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TRACE(dosfs, "Path = %s\n", path );
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TRACE(dosfs, "Cwd = %c:\\%s\n",
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'A' + drive, DRIVE_GetDosCwd( drive ) );
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return 1;
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}
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/***********************************************************************
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* GetTempPath32A (KERNEL32.292)
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*/
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UINT WINAPI GetTempPathA( UINT count, LPSTR path )
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{
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UINT ret;
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if (!(ret = GetEnvironmentVariableA( "TMP", path, count )))
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if (!(ret = GetEnvironmentVariableA( "TEMP", path, count )))
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if (!(ret = GetCurrentDirectoryA( count, path )))
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return 0;
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if (count && (ret < count - 1) && (path[ret-1] != '\\'))
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{
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path[ret++] = '\\';
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path[ret] = '\0';
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}
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return ret;
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}
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/***********************************************************************
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* GetTempPath32W (KERNEL32.293)
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*/
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UINT WINAPI GetTempPathW( UINT count, LPWSTR path )
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{
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static const WCHAR tmp[] = { 'T', 'M', 'P', 0 };
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static const WCHAR temp[] = { 'T', 'E', 'M', 'P', 0 };
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UINT ret;
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if (!(ret = GetEnvironmentVariableW( tmp, path, count )))
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if (!(ret = GetEnvironmentVariableW( temp, path, count )))
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if (!(ret = GetCurrentDirectoryW( count, path )))
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return 0;
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if (count && (ret < count - 1) && (path[ret-1] != '\\'))
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{
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path[ret++] = '\\';
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path[ret] = '\0';
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}
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return ret;
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}
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/***********************************************************************
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* DIR_GetWindowsUnixDir
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*/
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UINT DIR_GetWindowsUnixDir( LPSTR path, UINT count )
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{
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if (path) lstrcpynA( path, DIR_Windows.long_name, count );
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return strlen( DIR_Windows.long_name );
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}
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/***********************************************************************
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* DIR_GetSystemUnixDir
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*/
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UINT DIR_GetSystemUnixDir( LPSTR path, UINT count )
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{
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if (path) lstrcpynA( path, DIR_System.long_name, count );
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return strlen( DIR_System.long_name );
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}
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/***********************************************************************
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* GetTempDrive (KERNEL.92)
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*/
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BYTE WINAPI GetTempDrive( BYTE ignored )
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{
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char *buffer;
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BYTE ret;
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UINT len = GetTempPathA( 0, NULL );
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if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len + 1 )) )
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return DRIVE_GetCurrentDrive() + 'A';
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/* FIXME: apparently Windows does something with the ignored byte */
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if (!GetTempPathA( len, buffer )) buffer[0] = 'C';
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ret = buffer[0];
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HeapFree( GetProcessHeap(), 0, buffer );
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return toupper(ret);
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}
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UINT WINAPI WIN16_GetTempDrive( BYTE ignored )
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{
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/* A closer look at krnl386.exe shows what the SDK doesn't mention:
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*
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* returns:
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* AL: driveletter
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* AH: ':' - yes, some kernel code even does stosw with
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* the returned AX.
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* DX: 1 for success
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*/
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return MAKELONG( GetTempDrive(ignored) | (':' << 8), 1 );
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}
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/***********************************************************************
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* GetWindowsDirectory16 (KERNEL.134)
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*/
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UINT16 WINAPI GetWindowsDirectory16( LPSTR path, UINT16 count )
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{
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return (UINT16)GetWindowsDirectoryA( path, count );
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}
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/***********************************************************************
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* GetWindowsDirectory32A (KERNEL32.311)
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*/
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UINT WINAPI GetWindowsDirectoryA( LPSTR path, UINT count )
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{
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if (path) lstrcpynA( path, DIR_Windows.short_name, count );
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return strlen( DIR_Windows.short_name );
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}
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/***********************************************************************
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* GetWindowsDirectory32W (KERNEL32.312)
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*/
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UINT WINAPI GetWindowsDirectoryW( LPWSTR path, UINT count )
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{
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if (path) lstrcpynAtoW( path, DIR_Windows.short_name, count );
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return strlen( DIR_Windows.short_name );
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}
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/***********************************************************************
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* GetSystemDirectory16 (KERNEL.135)
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*/
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UINT16 WINAPI GetSystemDirectory16( LPSTR path, UINT16 count )
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{
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return (UINT16)GetSystemDirectoryA( path, count );
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}
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/***********************************************************************
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* GetSystemDirectory32A (KERNEL32.282)
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*/
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UINT WINAPI GetSystemDirectoryA( LPSTR path, UINT count )
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{
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if (path) lstrcpynA( path, DIR_System.short_name, count );
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return strlen( DIR_System.short_name );
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}
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/***********************************************************************
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* GetSystemDirectory32W (KERNEL32.283)
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*/
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UINT WINAPI GetSystemDirectoryW( LPWSTR path, UINT count )
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{
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if (path) lstrcpynAtoW( path, DIR_System.short_name, count );
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return strlen( DIR_System.short_name );
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}
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/***********************************************************************
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* CreateDirectory16 (KERNEL.144)
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*/
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BOOL16 WINAPI CreateDirectory16( LPCSTR path, LPVOID dummy )
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{
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TRACE(file,"(%s,%p)\n", path, dummy );
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return (BOOL16)CreateDirectoryA( path, NULL );
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}
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/***********************************************************************
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* CreateDirectory32A (KERNEL32.39)
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* RETURNS:
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* TRUE : success
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* FALSE : failure
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* ERROR_DISK_FULL: on full disk
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* ERROR_ALREADY_EXISTS: if directory name exists (even as file)
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* ERROR_ACCESS_DENIED: on permission problems
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* ERROR_FILENAME_EXCED_RANGE: too long filename(s)
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*/
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BOOL WINAPI CreateDirectoryA( LPCSTR path,
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LPSECURITY_ATTRIBUTES lpsecattribs )
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{
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DOS_FULL_NAME full_name;
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TRACE(file, "(%s,%p)\n", path, lpsecattribs );
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if (DOSFS_GetDevice( path ))
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{
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TRACE(file, "cannot use device '%s'!\n",path);
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SetLastError( ERROR_ACCESS_DENIED );
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return FALSE;
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}
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if (!DOSFS_GetFullName( path, FALSE, &full_name )) return 0;
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if (mkdir( full_name.long_name, 0777 ) == -1) {
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WARN (file, "Errno %i trying to create directory %s.\n", errno, full_name.long_name);
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/* the FILE_SetDosError() generated error codes don't match the
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* CreateDirectory ones for some errnos */
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switch (errno) {
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case EEXIST: SetLastError(ERROR_ALREADY_EXISTS); break;
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case ENOSPC: SetLastError(ERROR_DISK_FULL); break;
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default: FILE_SetDosError();break;
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}
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* CreateDirectory32W (KERNEL32.42)
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*/
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BOOL WINAPI CreateDirectoryW( LPCWSTR path,
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LPSECURITY_ATTRIBUTES lpsecattribs )
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{
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LPSTR xpath = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
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BOOL ret = CreateDirectoryA( xpath, lpsecattribs );
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HeapFree( GetProcessHeap(), 0, xpath );
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return ret;
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}
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/***********************************************************************
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* CreateDirectoryEx32A (KERNEL32.40)
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*/
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BOOL WINAPI CreateDirectoryExA( LPCSTR template, LPCSTR path,
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LPSECURITY_ATTRIBUTES lpsecattribs)
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{
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return CreateDirectoryA(path,lpsecattribs);
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}
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/***********************************************************************
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* CreateDirectoryEx32W (KERNEL32.41)
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*/
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BOOL WINAPI CreateDirectoryExW( LPCWSTR template, LPCWSTR path,
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LPSECURITY_ATTRIBUTES lpsecattribs)
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{
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return CreateDirectoryW(path,lpsecattribs);
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}
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/***********************************************************************
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* RemoveDirectory16 (KERNEL)
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*/
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BOOL16 WINAPI RemoveDirectory16( LPCSTR path )
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{
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return (BOOL16)RemoveDirectoryA( path );
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}
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/***********************************************************************
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* RemoveDirectory32A (KERNEL32.437)
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*/
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BOOL WINAPI RemoveDirectoryA( LPCSTR path )
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{
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DOS_FULL_NAME full_name;
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TRACE(file, "'%s'\n", path );
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if (DOSFS_GetDevice( path ))
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{
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TRACE(file, "cannot remove device '%s'!\n", path);
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SetLastError( ERROR_FILE_NOT_FOUND );
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return FALSE;
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}
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if (!DOSFS_GetFullName( path, TRUE, &full_name )) return FALSE;
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if (rmdir( full_name.long_name ) == -1)
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{
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FILE_SetDosError();
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return FALSE;
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}
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return TRUE;
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}
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/***********************************************************************
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* RemoveDirectory32W (KERNEL32.438)
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*/
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BOOL WINAPI RemoveDirectoryW( LPCWSTR path )
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{
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LPSTR xpath = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
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BOOL ret = RemoveDirectoryA( xpath );
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HeapFree( GetProcessHeap(), 0, xpath );
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return ret;
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}
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/***********************************************************************
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* DIR_TryPath
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*
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* Helper function for DIR_SearchPath.
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*/
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static BOOL DIR_TryPath( const DOS_FULL_NAME *dir, LPCSTR name,
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DOS_FULL_NAME *full_name )
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{
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LPSTR p_l = full_name->long_name + strlen(dir->long_name) + 1;
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LPSTR p_s = full_name->short_name + strlen(dir->short_name) + 1;
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if ((p_s >= full_name->short_name + sizeof(full_name->short_name) - 14) ||
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(p_l >= full_name->long_name + sizeof(full_name->long_name) - 1))
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{
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SetLastError( ERROR_PATH_NOT_FOUND );
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return FALSE;
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}
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if (!DOSFS_FindUnixName( dir->long_name, name, p_l,
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sizeof(full_name->long_name) - (p_l - full_name->long_name),
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p_s, DRIVE_GetFlags( dir->drive ) ))
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return FALSE;
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strcpy( full_name->long_name, dir->long_name );
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p_l[-1] = '/';
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strcpy( full_name->short_name, dir->short_name );
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p_s[-1] = '\\';
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return TRUE;
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}
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/***********************************************************************
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* DIR_TryEnvironmentPath
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*
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* Helper function for DIR_SearchPath.
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*/
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static BOOL DIR_TryEnvironmentPath( LPCSTR name, DOS_FULL_NAME *full_name )
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{
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LPSTR path, next, buffer;
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BOOL ret = FALSE;
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INT len = strlen(name);
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DWORD size = GetEnvironmentVariableA( "PATH", NULL, 0 );
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if (!size) return FALSE;
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if (!(path = HeapAlloc( GetProcessHeap(), 0, size ))) return FALSE;
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if (!GetEnvironmentVariableA( "PATH", path, size )) goto done;
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next = path;
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while (!ret && next)
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{
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LPSTR cur = next;
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while (*cur == ';') cur++;
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if (!*cur) break;
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next = strchr( cur, ';' );
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if (next) *next++ = '\0';
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if (!(buffer = HeapAlloc( GetProcessHeap(), 0, strlen(cur) + len + 2)))
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goto done;
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strcpy( buffer, cur );
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strcat( buffer, "\\" );
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strcat( buffer, name );
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ret = DOSFS_GetFullName( buffer, TRUE, full_name );
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HeapFree( GetProcessHeap(), 0, buffer );
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}
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done:
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HeapFree( GetProcessHeap(), 0, path );
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return ret;
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}
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/***********************************************************************
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* DIR_TryModulePath
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*
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* Helper function for DIR_SearchPath.
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*/
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static BOOL DIR_TryModulePath( LPCSTR name, DOS_FULL_NAME *full_name )
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{
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PDB *pdb = PROCESS_Current();
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/* FIXME: for now, GetModuleFileName32A can't return more */
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/* than OFS_MAXPATHNAME. This may change with Win32. */
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char buffer[OFS_MAXPATHNAME];
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LPSTR p;
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if (pdb->flags & PDB32_WIN16_PROC) {
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if (!GetCurrentTask()) return FALSE;
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if (!GetModuleFileName16( GetCurrentTask(), buffer, sizeof(buffer) ))
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buffer[0]='\0';
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} else {
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if (!GetModuleFileNameA( 0, buffer, sizeof(buffer) ))
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buffer[0]='\0';
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}
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if (!(p = strrchr( buffer, '\\' ))) return FALSE;
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if (sizeof(buffer) - (++p - buffer) <= strlen(name)) return FALSE;
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strcpy( p, name );
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return DOSFS_GetFullName( buffer, TRUE, full_name );
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}
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/***********************************************************************
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* DIR_SearchPath
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*
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* Implementation of SearchPath32A. 'win32' specifies whether the search
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* order is Win16 (module path last) or Win32 (module path first).
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*
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* FIXME: should return long path names.
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*/
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DWORD DIR_SearchPath( LPCSTR path, LPCSTR name, LPCSTR ext,
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DOS_FULL_NAME *full_name, BOOL win32 )
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{
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DWORD len;
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LPCSTR p;
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LPSTR tmp = NULL;
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BOOL ret = TRUE;
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/* First check the supplied parameters */
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p = strrchr( name, '.' );
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if (p && !strchr( p, '/' ) && !strchr( p, '\\' ))
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ext = NULL; /* Ignore the specified extension */
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if ((*name && (name[1] == ':')) ||
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strchr( name, '/' ) || strchr( name, '\\' ))
|
|
path = NULL; /* Ignore path if name already contains a path */
|
|
if (path && !*path) path = NULL; /* Ignore empty path */
|
|
|
|
len = strlen(name);
|
|
if (ext) len += strlen(ext);
|
|
if (path) len += strlen(path) + 1;
|
|
|
|
/* Allocate a buffer for the file name and extension */
|
|
|
|
if (path || ext)
|
|
{
|
|
if (!(tmp = HeapAlloc( GetProcessHeap(), 0, len + 1 )))
|
|
{
|
|
SetLastError( ERROR_OUTOFMEMORY );
|
|
return 0;
|
|
}
|
|
if (path)
|
|
{
|
|
strcpy( tmp, path );
|
|
strcat( tmp, "\\" );
|
|
strcat( tmp, name );
|
|
}
|
|
else strcpy( tmp, name );
|
|
if (ext) strcat( tmp, ext );
|
|
name = tmp;
|
|
}
|
|
|
|
/* If we have an explicit path, everything's easy */
|
|
|
|
if (path || (*name && (name[1] == ':')) ||
|
|
strchr( name, '/' ) || strchr( name, '\\' ))
|
|
{
|
|
ret = DOSFS_GetFullName( name, TRUE, full_name );
|
|
goto done;
|
|
}
|
|
|
|
/* Try the path of the current executable (for Win32 search order) */
|
|
|
|
if (win32 && DIR_TryModulePath( name, full_name )) goto done;
|
|
|
|
/* Try the current directory */
|
|
|
|
if (DOSFS_GetFullName( name, TRUE, full_name )) goto done;
|
|
|
|
/* Try the Windows directory */
|
|
|
|
if (DIR_TryPath( &DIR_Windows, name, full_name ))
|
|
goto done;
|
|
|
|
/* Try the Windows system directory */
|
|
|
|
if (DIR_TryPath( &DIR_System, name, full_name ))
|
|
goto done;
|
|
|
|
/* Try the path of the current executable (for Win16 search order) */
|
|
|
|
if (!win32 && DIR_TryModulePath( name, full_name )) goto done;
|
|
|
|
/* Try all directories in path */
|
|
|
|
ret = DIR_TryEnvironmentPath( name, full_name );
|
|
|
|
done:
|
|
if (tmp) HeapFree( GetProcessHeap(), 0, tmp );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SearchPath32A [KERNEL32.447]
|
|
*
|
|
* Searches for a specified file in the search path.
|
|
*
|
|
* PARAMS
|
|
* path [I] Path to search
|
|
* name [I] Filename to search for.
|
|
* ext [I] File extension to append to file name. The first
|
|
* character must be a period. This parameter is
|
|
* specified only if the filename given does not
|
|
* contain an extension.
|
|
* buflen [I] size of buffer, in characters
|
|
* buffer [O] buffer for found filename
|
|
* lastpart [O] address of pointer to last used character in
|
|
* buffer (the final '\')
|
|
*
|
|
* RETURNS
|
|
* Success: length of string copied into buffer, not including
|
|
* terminating null character. If the filename found is
|
|
* longer than the length of the buffer, the length of the
|
|
* filename is returned.
|
|
* Failure: Zero
|
|
*
|
|
* NOTES
|
|
* Should call SetLastError(but currently doesn't).
|
|
*/
|
|
DWORD WINAPI SearchPathA( LPCSTR path, LPCSTR name, LPCSTR ext, DWORD buflen,
|
|
LPSTR buffer, LPSTR *lastpart )
|
|
{
|
|
LPSTR p, res;
|
|
DOS_FULL_NAME full_name;
|
|
|
|
if (!DIR_SearchPath( path, name, ext, &full_name, TRUE )) return 0;
|
|
lstrcpynA( buffer, full_name.short_name, buflen );
|
|
res = full_name.long_name +
|
|
strlen(DRIVE_GetRoot( full_name.short_name[0] - 'A' ));
|
|
while (*res == '/') res++;
|
|
if (buflen)
|
|
{
|
|
if (buflen > 3) lstrcpynA( buffer + 3, res, buflen - 3 );
|
|
for (p = buffer; *p; p++) if (*p == '/') *p = '\\';
|
|
if (lastpart) *lastpart = strrchr( buffer, '\\' ) + 1;
|
|
}
|
|
TRACE(dosfs, "Returning %d\n", strlen(res) + 3 );
|
|
return strlen(res) + 3;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SearchPath32W (KERNEL32.448)
|
|
*/
|
|
DWORD WINAPI SearchPathW( LPCWSTR path, LPCWSTR name, LPCWSTR ext,
|
|
DWORD buflen, LPWSTR buffer, LPWSTR *lastpart )
|
|
{
|
|
LPWSTR p;
|
|
LPSTR res;
|
|
DOS_FULL_NAME full_name;
|
|
|
|
LPSTR pathA = HEAP_strdupWtoA( GetProcessHeap(), 0, path );
|
|
LPSTR nameA = HEAP_strdupWtoA( GetProcessHeap(), 0, name );
|
|
LPSTR extA = HEAP_strdupWtoA( GetProcessHeap(), 0, ext );
|
|
DWORD ret = DIR_SearchPath( pathA, nameA, extA, &full_name, TRUE );
|
|
HeapFree( GetProcessHeap(), 0, extA );
|
|
HeapFree( GetProcessHeap(), 0, nameA );
|
|
HeapFree( GetProcessHeap(), 0, pathA );
|
|
if (!ret) return 0;
|
|
|
|
lstrcpynAtoW( buffer, full_name.short_name, buflen );
|
|
res = full_name.long_name +
|
|
strlen(DRIVE_GetRoot( full_name.short_name[0] - 'A' ));
|
|
while (*res == '/') res++;
|
|
if (buflen)
|
|
{
|
|
if (buflen > 3) lstrcpynAtoW( buffer + 3, res, buflen - 3 );
|
|
for (p = buffer; *p; p++) if (*p == '/') *p = '\\';
|
|
if (lastpart)
|
|
{
|
|
for (p = *lastpart = buffer; *p; p++)
|
|
if (*p == '\\') *lastpart = p + 1;
|
|
}
|
|
}
|
|
return strlen(res) + 3;
|
|
}
|
|
|
|
|