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/*
* DOS file system functions
*
* Copyright 1993 Erik Bos
* Copyright 1996 Alexandre Julliard
*/
#ifdef HAVE_SYS_ERRNO_H
#include <string.h>
#include <stdlib.h>
#include <sys/stat.h>
#include "windef.h"
#include "wingdi.h"
#include "wine/unicode.h"
#include "wine/winbase16.h"
#include "ntddk.h"
#include "options.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(dosfs);
DECLARE_DEBUG_CHANNEL(file);
/* Define the VFAT ioctl to get both short and long file names */
/* FIXME: is it possible to get this to work on other systems? */
/* We want the real kernel dirent structure, not the libc one */
typedef struct
{
long d_ino;
long d_off;
unsigned short d_reclen;
char d_name[256];
} KERNEL_DIRENT;
#define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, KERNEL_DIRENT [2] )
#else /* linux */
#undef VFAT_IOCTL_READDIR_BOTH /* just in case... */
#endif /* linux */
/* Chars we don't want to see in DOS file names */
static const DOS_DEVICE DOSFS_Devices[] =
/* name, device flags (see Int 21/AX=0x4400) */
{
{ "CON", 0xc0d3 },
{ "PRN", 0xa0c0 },
{ "NUL", 0x80c4 },
{ "AUX", 0x80c0 },
{ "LPT1", 0xa0c0 },
{ "LPT2", 0xa0c0 },
{ "LPT3", 0xa0c0 },
{ "LPT4", 0xc0d3 },
{ "COM1", 0x80c0 },
{ "COM2", 0x80c0 },
{ "COM3", 0x80c0 },
{ "COM4", 0x80c0 },
{ "SCSIMGR$", 0xc0c0 },
{ "HPSCAN", 0xc0c0 }
(((path)[1] == ':') ? FILE_toupper((path)[0]) - 'A' : DOSFS_CurDrive)
/* Directory info for DOSFS_ReadDir */
typedef struct
{
DIR *dir;
#ifdef VFAT_IOCTL_READDIR_BOTH
int fd;
char short_name[12];
/* Info structure for FindFirstFile handle */
typedef struct
{
LPSTR path;
LPSTR long_mask;
LPSTR short_mask;
BYTE attr;
int drive;
int cur_pos;
DOS_DIR *dir;
} FIND_FIRST_INFO;
static WINE_EXCEPTION_FILTER(page_fault)
{
if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION)
return EXCEPTION_EXECUTE_HANDLER;
return EXCEPTION_CONTINUE_SEARCH;
}
/***********************************************************************
* DOSFS_ValidDOSName
*
* Return 1 if Unix file 'name' is also a valid MS-DOS name
* (i.e. contains only valid DOS chars, lower-case only, fits in 8.3 format).
* File name can be terminated by '\0', '\\' or '/'.
*/
static int DOSFS_ValidDOSName( const char *name, int ignore_case )
static const char invalid_chars[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ" INVALID_DOS_CHARS;
const char *invalid = ignore_case ? (invalid_chars + 26) : invalid_chars;
int len = 0;
if (*p == '.')
{
/* Check for "." and ".." */
p++;
if (*p == '.') p++;
/* All other names beginning with '.' are invalid */
return (IS_END_OF_NAME(*p));
}
while (!IS_END_OF_NAME(*p))
{
if (strchr( invalid, *p )) return 0; /* Invalid char */
if (*p == '.') break; /* Start of the extension */
if (++len > 8) return 0; /* Name too long */
p++;
}
if (*p != '.') return 1; /* End of name */
p++;
if (IS_END_OF_NAME(*p)) return 0; /* Empty extension not allowed */
len = 0;
while (!IS_END_OF_NAME(*p))
{
if (strchr( invalid, *p )) return 0; /* Invalid char */
if (*p == '.') return 0; /* Second extension not allowed */
if (++len > 3) return 0; /* Extension too long */
p++;
}
return 1;
}
/***********************************************************************
* DOSFS_ToDosFCBFormat
*
* Convert a file name to DOS FCB format (8+3 chars, padded with blanks),
* expanding wild cards and converting to upper-case in the process.
* File name can be terminated by '\0', '\\' or '/'.
* Return FALSE if the name is not a valid DOS name.
* 'buffer' must be at least 12 characters long.
BOOL DOSFS_ToDosFCBFormat( LPCSTR name, LPSTR buffer )
{
static const char invalid_chars[] = INVALID_DOS_CHARS;
const char *p = name;
int i;
/* Check for "." and ".." */
if (*p == '.')
{
p++;
strcpy( buffer, ". " );
if (*p == '.')
{
buffer[1] = '.';
p++;
}
}
for (i = 0; i < 8; i++)
{
switch(*p)
{
case '\0':
case '\\':
case '/':
case '.':
buffer[i] = ' ';
break;
case '?':
p++;
/* fall through */
case '*':
buffer[i] = '?';
break;
default:
buffer[i] = FILE_toupper(*p);
p++;
break;
}
}
if (*p == '*')
{
/* Skip all chars after wildcard up to first dot */
while (*p && (*p != '/') && (*p != '\\') && (*p != '.')) p++;
}
else
{
/* Check if name too long */
if (*p && (*p != '/') && (*p != '\\') && (*p != '.')) return FALSE;
}
if (*p == '.') p++; /* Skip dot */
for (i = 8; i < 11; i++)
{
switch(*p)
{
case '\0':
case '\\':
case '/':
buffer[i] = ' ';
break;
case '.':
case '?':
p++;
/* fall through */
case '*':
buffer[i] = '?';
break;
default:
buffer[i] = FILE_toupper(*p);
/* at most 3 character of the extension are processed
* is something behind this ?
*/
while (*p == '*' || *p == ' ') p++; /* skip wildcards and spaces */
return IS_END_OF_NAME(*p);
}
/***********************************************************************
* DOSFS_ToDosDTAFormat
*
* Convert a file name from FCB to DTA format (name.ext, null-terminated)
* converting to upper-case in the process.
* File name can be terminated by '\0', '\\' or '/'.
static void DOSFS_ToDosDTAFormat( LPCSTR name, LPSTR buffer )
p = buffer + 8;
while ((p > buffer) && (p[-1] == ' ')) p--;
p += 3;
while (p[-1] == ' ') p--;
if (p[-1] == '.') p--;
*p = '\0';
}
/***********************************************************************
*
* Check a DOS file name against a mask (both in FCB format).
*/
static int DOSFS_MatchShort( const char *mask, const char *name )
{
int i;
for (i = 11; i > 0; i--, mask++, name++)
if ((*mask != '?') && (*mask != *name)) return 0;
return 1;
}
/***********************************************************************
* DOSFS_MatchLong
*
* Check a long file name against a mask.
*
* Tests (done in W95 DOS shell - case insensitive):
* *.txt test1.test.txt *
* *st1* test1.txt *
* *.t??????.t* test1.ta.tornado.txt *
* *tornado* test1.ta.tornado.txt *
* t*t test1.ta.tornado.txt *
* ?est* test1.txt *
* ?est??? test1.txt -
* *test1.txt* test1.txt *
* h?l?o*t.dat hellothisisatest.dat *
*/
static int DOSFS_MatchLong( const char *mask, const char *name,
int case_sensitive )
{
const char *lastjoker = NULL;
const char *next_to_retry = NULL;
while (*name && *mask)
{
if (*mask == '*')
{
mask++;
while (*mask == '*') mask++; /* Skip consecutive '*' */
lastjoker = mask;
if (!*mask) return 1; /* end of mask is all '*', so match */
/* skip to the next match after the joker(s) */
if (case_sensitive) while (*name && (*name != *mask)) name++;
else while (*name && (FILE_toupper(*name) != FILE_toupper(*mask))) name++;
if (!*name) break;
next_to_retry = name;
int mismatch = 0;
if (*mask != *name) mismatch = 1;
}
else
{
if (FILE_toupper(*mask) != FILE_toupper(*name)) mismatch = 1;
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}
if (!mismatch)
{
mask++;
name++;
if (*mask == '\0')
{
if (*name == '\0')
return 1;
if (lastjoker)
mask = lastjoker;
}
}
else /* mismatch ! */
{
if (lastjoker) /* we had an '*', so we can try unlimitedly */
{
mask = lastjoker;
/* this scan sequence was a mismatch, so restart
* 1 char after the first char we checked last time */
next_to_retry++;
name = next_to_retry;
}
else
return 0; /* bad luck */
else /* '?' */
{
mask++;
name++;
}
while ((*mask == '.') || (*mask == '*'))
mask++; /* Ignore trailing '.' or '*' in mask */
/***********************************************************************
* DOSFS_OpenDir
*/
static DOS_DIR *DOSFS_OpenDir( LPCSTR path )
{
DOS_DIR *dir = HeapAlloc( GetProcessHeap(), 0, sizeof(*dir) );
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
/* Treat empty path as root directory. This simplifies path split into
directory and mask in several other places */
if (!*path) path = "/";
#ifdef VFAT_IOCTL_READDIR_BOTH
/* Check if the VFAT ioctl is supported on this directory */
if ((dir->fd = open( path, O_RDONLY )) != -1)
{
if (ioctl( dir->fd, VFAT_IOCTL_READDIR_BOTH, (long)dir->dirent ) == -1)
{
close( dir->fd );
dir->fd = -1;
}
else
{
/* Set the file pointer back at the start of the directory */
lseek( dir->fd, 0, SEEK_SET );
dir->dir = NULL;
return dir;
}
}
#endif /* VFAT_IOCTL_READDIR_BOTH */
/* Now use the standard opendir/readdir interface */
if (!(dir->dir = opendir( path )))
{
HeapFree( GetProcessHeap(), 0, dir );
return NULL;
}
return dir;
}
/***********************************************************************
* DOSFS_CloseDir
*/
static void DOSFS_CloseDir( DOS_DIR *dir )
{
#ifdef VFAT_IOCTL_READDIR_BOTH
if (dir->fd != -1) close( dir->fd );
#endif /* VFAT_IOCTL_READDIR_BOTH */
if (dir->dir) closedir( dir->dir );
HeapFree( GetProcessHeap(), 0, dir );
}
/***********************************************************************
* DOSFS_ReadDir
*/
static BOOL DOSFS_ReadDir( DOS_DIR *dir, LPCSTR *long_name,
LPCSTR *short_name )
{
struct dirent *dirent;
#ifdef VFAT_IOCTL_READDIR_BOTH
if (dir->fd != -1)
{
if (ioctl( dir->fd, VFAT_IOCTL_READDIR_BOTH, (long)dir->dirent ) != -1) {
if (!dir->dirent[0].d_reclen) return FALSE;
if (!DOSFS_ToDosFCBFormat( dir->dirent[0].d_name, dir->short_name ))
dir->short_name[0] = '\0';
*short_name = dir->short_name;
if (dir->dirent[1].d_name[0]) *long_name = dir->dirent[1].d_name;
else *long_name = dir->dirent[0].d_name;
return TRUE;
}
}
#endif /* VFAT_IOCTL_READDIR_BOTH */
if (!(dirent = readdir( dir->dir ))) return FALSE;
*long_name = dirent->d_name;
*short_name = NULL;
return TRUE;
}
/***********************************************************************
* DOSFS_Hash
*
* Transform a Unix file name into a hashed DOS name. If the name is a valid
* DOS name, it is converted to upper-case; otherwise it is replaced by a
* hashed version that fits in 8.3 format.
* File name can be terminated by '\0', '\\' or '/'.
static void DOSFS_Hash( LPCSTR name, LPSTR buffer, BOOL dir_format,
BOOL ignore_case )
{
static const char invalid_chars[] = INVALID_DOS_CHARS "~.";
static const char hash_chars[32] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ012345";
const char *p, *ext;
char *dst;
unsigned short hash;
int i;
if (dir_format) strcpy( buffer, " " );
{
/* Check for '.' and '..' */
if (*name == '.')
{
buffer[0] = '.';
if (!dir_format) buffer[1] = buffer[2] = '\0';
if (name[1] == '.') buffer[1] = '.';
}
/* Simply copy the name, converting to uppercase */
for (dst = buffer; !IS_END_OF_NAME(*name) && (*name != '.'); name++)
*dst++ = FILE_toupper(*name);
if (*name == '.')
{
if (dir_format) dst = buffer + 8;
else *dst++ = '.';
for (name++; !IS_END_OF_NAME(*name); name++)
*dst++ = FILE_toupper(*name);
return;
}
/* Compute the hash code of the file name */
/* If you know something about hash functions, feel free to */
/* insert a better algorithm here... */
if (ignore_case)
{
for (p = name, hash = 0xbeef; !IS_END_OF_NAME(p[1]); p++)
hash = (hash<<3) ^ (hash>>5) ^ FILE_tolower(*p) ^ (FILE_tolower(p[1]) << 8);
hash = (hash<<3) ^ (hash>>5) ^ FILE_tolower(*p); /* Last character*/
for (p = name, hash = 0xbeef; !IS_END_OF_NAME(p[1]); p++)
hash = (hash << 3) ^ (hash >> 5) ^ *p ^ (p[1] << 8);
hash = (hash << 3) ^ (hash >> 5) ^ *p; /* Last character */
}
/* Find last dot for start of the extension */
for (p = name+1, ext = NULL; !IS_END_OF_NAME(*p); p++)
if (*p == '.') ext = p;
if (ext && IS_END_OF_NAME(ext[1]))
ext = NULL; /* Empty extension ignored */
/* Copy first 4 chars, replacing invalid chars with '_' */
for (i = 4, p = name, dst = buffer; i > 0; i--, p++)
{
if (IS_END_OF_NAME(*p) || (p == ext)) break;
*dst++ = strchr( invalid_chars, *p ) ? '_' : FILE_toupper(*p);
}
/* Pad to 5 chars with '~' */
while (i-- >= 0) *dst++ = '~';
/* Insert hash code converted to 3 ASCII chars */
*dst++ = hash_chars[(hash >> 10) & 0x1f];
*dst++ = hash_chars[(hash >> 5) & 0x1f];
*dst++ = hash_chars[hash & 0x1f];
/* Copy the first 3 chars of the extension (if any) */
if (ext)
{
if (!dir_format) *dst++ = '.';
for (i = 3, ext++; (i > 0) && !IS_END_OF_NAME(*ext); i--, ext++)
*dst++ = strchr( invalid_chars, *ext ) ? '_' : FILE_toupper(*ext);
}
/***********************************************************************
* DOSFS_FindUnixName
*
* Find the Unix file name in a given directory that corresponds to
* a file name (either in Unix or DOS format).
* File name can be terminated by '\0', '\\' or '/'.
* Return TRUE if OK, FALSE if no file name matches.
*
* 'long_buf' must be at least 'long_len' characters long. If the long name
* turns out to be larger than that, the function returns FALSE.
* 'short_buf' must be at least 13 characters long.
BOOL DOSFS_FindUnixName( LPCSTR path, LPCSTR name, LPSTR long_buf,
INT long_len, LPSTR short_buf, BOOL ignore_case)
BOOL ret;
const char *p = strchr( name, '/' );
int len = p ? (int)(p - name) : strlen(name);
if ((p = strchr( name, '\\' ))) len = min( (int)(p - name), len );
/* Ignore trailing dots and spaces */
while (len > 1 && (name[len-1] == '.' || name[len-1] == ' ')) len--;
TRACE("%s,%s\n", path, name );
if (!DOSFS_ToDosFCBFormat( name, dos_name )) dos_name[0] = '\0';
WARN("(%s,%s): can't open dir: %s\n",
while ((ret = DOSFS_ReadDir( dir, &long_name, &short_name )))
if (!strncmp( long_name, name, len )) break;
if (!FILE_strncasecmp( long_name, name, len )) break;
{
DOSFS_Hash( long_name, tmp_buf, TRUE, ignore_case );
short_name = tmp_buf;
}
if (ret)
{
if (long_buf) strcpy( long_buf, long_name );
if (short_buf)
{
if (short_name)
DOSFS_ToDosDTAFormat( short_name, short_buf );
else
DOSFS_Hash( long_name, short_buf, FALSE, ignore_case );
}
TRACE("(%s,%s) -> %s (%s)\n",
path, name, long_name, short_buf ? short_buf : "***");
WARN("'%s' not found in '%s'\n", name, path);
}
/***********************************************************************
* Check if a DOS file name represents a DOS device and return the device.
const DOS_DEVICE *DOSFS_GetDevice( const char *name )
if (!name) return NULL; /* if FILE_DupUnixHandle was used */
if (name[0] && (name[1] == ':')) name += 2;
if ((p = strrchr( name, '/' ))) name = p + 1;
if ((p = strrchr( name, '\\' ))) name = p + 1;
for (i = 0; i < sizeof(DOSFS_Devices)/sizeof(DOSFS_Devices[0]); i++)
{
if (!FILE_strncasecmp( dev, name, strlen(dev) ))
if (!*p || (*p == '.') || (*p == ':')) return &DOSFS_Devices[i];
/***********************************************************************
* DOSFS_GetDeviceByHandle
*/
const DOS_DEVICE *DOSFS_GetDeviceByHandle( HFILE hFile )
const DOS_DEVICE *ret = NULL;
SERVER_START_REQ( get_file_info )
req->handle = hFile;
if (!SERVER_CALL() && (req->type == FILE_TYPE_UNKNOWN))
{
if ((req->attr >= 0) &&
(req->attr < sizeof(DOSFS_Devices)/sizeof(DOSFS_Devices[0])))
ret = &DOSFS_Devices[req->attr];
}
SERVER_END_REQ;
return ret;
/**************************************************************************
* DOSFS_CreateCommPort
*/
static HANDLE DOSFS_CreateCommPort(LPCSTR name, DWORD access, DWORD attributes, LPSECURITY_ATTRIBUTES sa)
HANDLE ret;
size_t len;
TRACE_(file)("%s %lx %lx\n", name, access, attributes);
PROFILE_GetWineIniString("serialports",name,"",devname,sizeof devname);
if(!devname[0])
return 0;
TRACE("opening %s as %s\n", devname, name);
len = strlen(devname);
SERVER_START_VAR_REQ( create_serial, len )
{
req->access = access;
req->inherit = (sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle);
req->attributes = attributes;
req->sharing = FILE_SHARE_READ|FILE_SHARE_WRITE;
memcpy( server_data_ptr(req), devname, len );
SetLastError(0);
SERVER_CALL_ERR();
ret = req->handle;
SERVER_END_VAR_REQ;
ERR("Couldn't open device '%s' ! (check permissions)\n",devname);
else
TRACE("return %08X\n", ret );
return ret;
/***********************************************************************
* DOSFS_OpenDevice
*
* Open a DOS device. This might not map 1:1 into the UNIX device concept.
* Returns 0 on failure.
HANDLE DOSFS_OpenDevice( const char *name, DWORD access, DWORD attributes, LPSECURITY_ATTRIBUTES sa )
HANDLE handle;
if ((p = strrchr( name, '/' ))) name = p + 1;
if ((p = strrchr( name, '\\' ))) name = p + 1;
for (i = 0; i < sizeof(DOSFS_Devices)/sizeof(DOSFS_Devices[0]); i++)
{
if (!FILE_strncasecmp( dev, name, strlen(dev) ))
if (!*p || (*p == '.') || (*p == ':')) {
return FILE_CreateFile( "/dev/null", access,
FILE_SHARE_READ|FILE_SHARE_WRITE, sa,
OPEN_EXISTING, 0, 0, TRUE, DRIVE_UNKNOWN );
HANDLE to_dup;
switch (access & (GENERIC_READ|GENERIC_WRITE)) {
case GENERIC_READ:
FIXME("can't open CON read/write\n");
return 0;
if (!DuplicateHandle( GetCurrentProcess(), to_dup, GetCurrentProcess(),
&handle, 0,
sa && (sa->nLength>=sizeof(*sa)) && sa->bInheritHandle,
DUPLICATE_SAME_ACCESS ))
handle = 0;
if (!strcmp(DOSFS_Devices[i].name,"SCSIMGR$") ||
!strcmp(DOSFS_Devices[i].name,"HPSCAN"))
{
return FILE_CreateDevice( i, access, sa );
if( (handle=DOSFS_CreateCommPort(DOSFS_Devices[i].name,access,attributes,sa)) )
FIXME("device open %s not supported (yet)\n",DOSFS_Devices[i].name);
return 0;
return 0;
/***********************************************************************
* Get the drive specified by a given path name (DOS or Unix format).
drive = FILE_toupper(*p) - 'A';
MESSAGE("Warning: %s not accessible from a configured DOS drive\n", *name );
/* Assume it really was a DOS name */
drive = DRIVE_GetCurrentDrive();
}
}
else drive = DRIVE_GetCurrentDrive();
if (!DRIVE_IsValid(drive))
{
SetLastError( ERROR_INVALID_DRIVE );
return drive;
}
/***********************************************************************
* Convert a file name (DOS or mixed DOS/Unix format) to a valid
* Unix name / short DOS name pair.
* Return FALSE if one of the path components does not exist. The last path
* component is only checked if 'check_last' is non-zero.
* The buffers pointed to by 'long_buf' and 'short_buf' must be
* at least MAX_PATHNAME_LEN long.
BOOL DOSFS_GetFullName( LPCSTR name, BOOL check_last, DOS_FULL_NAME *full )
BOOL found;
UINT flags;
TRACE("%s (last=%d)\n", name, check_last );
if ((!*name) || (*name=='\n'))
{ /* error code for Win98 */
SetLastError(ERROR_BAD_PATHNAME);
return FALSE;
}
if ((full->drive = DOSFS_GetPathDrive( &name )) == -1) return FALSE;
flags = DRIVE_GetFlags( full->drive );
lstrcpynA( full->long_name, DRIVE_GetRoot( full->drive ),
sizeof(full->long_name) );
if (full->long_name[1]) root = full->long_name + strlen(full->long_name);
else root = full->long_name; /* root directory */
strcpy( full->short_name, "A:\\" );
full->short_name[0] += full->drive;
if ((*name == '\\') || (*name == '/')) /* Absolute path */
{
while ((*name == '\\') || (*name == '/')) name++;
}
lstrcpynA( root + 1, DRIVE_GetUnixCwd( full->drive ),
sizeof(full->long_name) - (root - full->long_name) - 1 );
lstrcpynA( full->short_name + 3, DRIVE_GetDosCwd( full->drive ),
p_l = full->long_name[1] ? full->long_name + strlen(full->long_name)
: full->long_name;
p_s = full->short_name[3] ? full->short_name + strlen(full->short_name)
: full->short_name + 2;
/* Check for '.' and '..' */
if (*name == '.')
if (IS_END_OF_NAME(name[1]))
{
name++;
while ((*name == '\\') || (*name == '/')) name++;
continue;
}
else if ((name[1] == '.') && IS_END_OF_NAME(name[2]))
{
name += 2;
while ((*name == '\\') || (*name == '/')) name++;
while ((p_l > root) && (*p_l != '/')) p_l--;
while ((p_s > full->short_name + 2) && (*p_s != '\\')) p_s--;
*p_l = *p_s = '\0'; /* Remove trailing separator */
continue;
}
/* Make sure buffers are large enough */
if ((p_s >= full->short_name + sizeof(full->short_name) - 14) ||
(p_l >= full->long_name + sizeof(full->long_name) - 1))
SetLastError( ERROR_PATH_NOT_FOUND );
/* Get the long and short name matching the file name */
if ((found = DOSFS_FindUnixName( full->long_name, name, p_l + 1,
sizeof(full->long_name) - (p_l - full->long_name) - 1,
p_s + 1, !(flags & DRIVE_CASE_SENSITIVE) )))
*p_l++ = '/';
p_l += strlen(p_l);
*p_s++ = '\\';
p_s += strlen(p_s);
*p_l++ = '/';
*p_s++ = '\\';
while (!IS_END_OF_NAME(*name) &&
(p_s < full->short_name + sizeof(full->short_name) - 1) &&
(p_l < full->long_name + sizeof(full->long_name) - 1))
{
*p_s++ = FILE_tolower(*name);
/* If the drive is case-sensitive we want to create new */
/* files in lower-case otherwise we can't reopen them */
/* under the same short name. */
if (flags & DRIVE_CASE_SENSITIVE) *p_l++ = FILE_tolower(*name);
/* Ignore trailing dots and spaces */
while(p_l[-1] == '.' || p_l[-1] == ' ') {
--p_l;
--p_s;
}
}
while ((*name == '\\') || (*name == '/')) name++;
}
SetLastError( ERROR_FILE_NOT_FOUND );
SetLastError( ERROR_PATH_NOT_FOUND );
if (!full->long_name[0]) strcpy( full->long_name, "/" );
if (!full->short_name[2]) strcpy( full->short_name + 2, "\\" );
TRACE("returning %s = %s\n", full->long_name, full->short_name );
}
/***********************************************************************
* GetShortPathNameA (KERNEL32.@)
*
* NOTES
* observed:
* longpath=NULL: LastError=ERROR_INVALID_PARAMETER, ret=0
* longpath="" or invalid: LastError=ERROR_BAD_PATHNAME, ret=0
*
* more observations ( with NT 3.51 (WinDD) ):
* longpath <= 8.3 -> just copy longpath to shortpath
* longpath > 8.3 ->
* a) file does not exist -> return 0, LastError = ERROR_FILE_NOT_FOUND
* b) file does exist -> set the short filename.
* - trailing slashes are reproduced in the short name, even if the
* file is not a directory