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Sweden-Number/programs/cmd/directory.c

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/*
* CMD - Wine-compatible command line interface - Directory functions.
*
* Copyright (C) 1999 D A Pickles
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* NOTES:
* On entry, global variables quals, param1, param2 contain
* the qualifiers (uppercased and concatenated) and parameters entered, with
* environment-variable and batch parameter substitution already done.
*/
#define WIN32_LEAN_AND_MEAN
#include "wcmd.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(cmd);
int WCMD_dir_sort (const void *a, const void *b);
void WCMD_list_directory (char *path, int level);
char * WCMD_filesize64 (ULONGLONG free);
char * WCMD_strrev (char *buff);
static void WCMD_getfileowner(char *filename, char *owner, int ownerlen);
extern int echo_mode;
extern char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
extern DWORD errorlevel;
typedef enum _DISPLAYTIME
{
Creation = 0,
Access,
Written
} DISPLAYTIME;
typedef enum _DISPLAYORDER
{
Name = 0,
Extension,
Size,
Date
} DISPLAYORDER;
static int file_total, dir_total, recurse, wide, bare, max_width, lower;
static int shortname, usernames;
static ULONGLONG byte_total;
static DISPLAYTIME dirTime;
static DISPLAYORDER dirOrder;
static BOOL orderReverse, orderGroupDirs, orderGroupDirsReverse, orderByCol;
static BOOL separator;
static ULONG showattrs, attrsbits;
/*****************************************************************************
* WCMD_directory
*
* List a file directory.
*
*/
void WCMD_directory (void) {
char path[MAX_PATH], drive[8];
int status, paged_mode;
ULARGE_INTEGER avail, total, free;
CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
char *p;
char string[MAXSTRING];
errorlevel = 0;
/* Prefill Quals with (uppercased) DIRCMD env var */
if (GetEnvironmentVariable ("DIRCMD", string, sizeof(string))) {
p = string;
while ( (*p = toupper(*p)) ) ++p;
strcat(string,quals);
strcpy(quals, string);
}
byte_total = 0;
file_total = dir_total = 0;
/* Initialize all flags to their defaults as if no DIRCMD or quals */
paged_mode = FALSE;
recurse = FALSE;
wide = FALSE;
bare = FALSE;
lower = FALSE;
shortname = FALSE;
usernames = FALSE;
orderByCol = FALSE;
separator = TRUE;
dirTime = Written;
dirOrder = Name;
orderReverse = FALSE;
orderGroupDirs = FALSE;
orderGroupDirsReverse = FALSE;
showattrs = 0;
attrsbits = 0;
/* Handle args - Loop through so right most is the effective one */
/* Note: /- appears to be a negate rather than an off, eg. dir
/-W is wide, or dir /w /-w /-w is also wide */
p = quals;
while (*p && (*p=='/' || *p==' ')) {
BOOL negate = FALSE;
if (*p++==' ') continue; /* Skip / and blanks introduced through DIRCMD */
if (*p=='-') {
negate = TRUE;
p++;
}
WINE_TRACE("Processing arg '%c' (in %s)\n", *p, quals);
switch (*p) {
case 'P': if (negate) paged_mode = !paged_mode;
else paged_mode = TRUE;
break;
case 'S': if (negate) recurse = !recurse;
else recurse = TRUE;
break;
case 'W': if (negate) wide = !wide;
else wide = TRUE;
break;
case 'B': if (negate) bare = !bare;
else bare = TRUE;
break;
case 'L': if (negate) lower = !lower;
else lower = TRUE;
break;
case 'X': if (negate) shortname = !shortname;
else shortname = TRUE;
break;
case 'Q': if (negate) usernames = !usernames;
else usernames = TRUE;
break;
case 'D': if (negate) orderByCol = !orderByCol;
else orderByCol = TRUE;
break;
case 'C': if (negate) separator = !separator;
else separator = TRUE;
break;
case 'T': p = p + 1;
if (*p==':') p++; /* Skip optional : */
if (*p == 'A') dirTime = Access;
else if (*p == 'C') dirTime = Creation;
else if (*p == 'W') dirTime = Written;
/* Support /T and /T: with no parms, default to written */
else if (*p == 0x00 || *p == '/') {
dirTime = Written;
p = p - 1; /* So when step on, move to '/' */
} else {
SetLastError(ERROR_INVALID_PARAMETER);
WCMD_print_error();
errorlevel = 1;
return;
}
break;
case 'O': p = p + 1;
if (*p==':') p++; /* Skip optional : */
while (*p && *p != '/') {
WINE_TRACE("Processing subparm '%c' (in %s)\n", *p, quals);
switch (*p) {
case 'N': dirOrder = Name; break;
case 'E': dirOrder = Extension; break;
case 'S': dirOrder = Size; break;
case 'D': dirOrder = Date; break;
case '-': if (*(p+1)=='G') orderGroupDirsReverse=TRUE;
else orderReverse = TRUE;
break;
case 'G': orderGroupDirs = TRUE; break;
default:
SetLastError(ERROR_INVALID_PARAMETER);
WCMD_print_error();
errorlevel = 1;
return;
}
p++;
}
p = p - 1; /* So when step on, move to '/' */
break;
case 'A': p = p + 1;
showattrs = 0;
attrsbits = 0;
if (*p==':') p++; /* Skip optional : */
while (*p && *p != '/') {
BOOL anegate = FALSE;
ULONG mask;
/* Note /A: - options are 'offs' not toggles */
if (*p=='-') {
anegate = TRUE;
p++;
}
WINE_TRACE("Processing subparm '%c' (in %s)\n", *p, quals);
switch (*p) {
case 'D': mask = FILE_ATTRIBUTE_DIRECTORY; break;
case 'H': mask = FILE_ATTRIBUTE_HIDDEN; break;
case 'S': mask = FILE_ATTRIBUTE_SYSTEM; break;
case 'R': mask = FILE_ATTRIBUTE_READONLY; break;
case 'A': mask = FILE_ATTRIBUTE_ARCHIVE; break;
default:
SetLastError(ERROR_INVALID_PARAMETER);
WCMD_print_error();
errorlevel = 1;
return;
}
/* Keep running list of bits we care about */
attrsbits |= mask;
/* Mask shows what MUST be in the bits we care about */
if (anegate) showattrs = showattrs & ~mask;
else showattrs |= mask;
p++;
}
p = p - 1; /* So when step on, move to '/' */
WINE_TRACE("Result: showattrs %x, bits %x\n", showattrs, attrsbits);
break;
default:
SetLastError(ERROR_INVALID_PARAMETER);
WCMD_print_error();
errorlevel = 1;
return;
}
p = p + 1;
}
/* Handle conflicting args and initialization */
if (bare || shortname) wide = FALSE;
if (bare) shortname = FALSE;
if (wide) usernames = FALSE;
if (orderByCol) wide = TRUE;
if (wide) {
if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
max_width = consoleInfo.dwSize.X;
else
max_width = 80;
}
if (paged_mode) {
WCMD_enter_paged_mode();
}
if (param1[0] == '\0') strcpy (param1, ".");
status = GetFullPathName (param1, sizeof(path), path, NULL);
if (!status) {
WCMD_print_error();
if (paged_mode) WCMD_leave_paged_mode();
errorlevel = 1;
return;
}
lstrcpyn (drive, path, 3);
if (!bare) {
status = WCMD_volume (0, drive);
if (!status) {
if (paged_mode) WCMD_leave_paged_mode();
errorlevel = 1;
return;
}
}
WCMD_list_directory (path, 0);
lstrcpyn (drive, path, 4);
GetDiskFreeSpaceEx (drive, &avail, &total, &free);
if (errorlevel==0 && !bare) {
if (recurse) {
WCMD_output ("\n\n Total files listed:\n%8d files%25s bytes\n",
file_total, WCMD_filesize64 (byte_total));
WCMD_output ("%8d directories %18s bytes free\n\n",
dir_total, WCMD_filesize64 (free.QuadPart));
} else {
WCMD_output (" %18s bytes free\n\n", WCMD_filesize64 (free.QuadPart));
}
}
if (paged_mode) WCMD_leave_paged_mode();
}
/*****************************************************************************
* WCMD_list_directory
*
* List a single file directory. This function (and those below it) can be called
* recursively when the /S switch is used.
*
* FIXME: Entries sorted by name only. Should we support DIRCMD??
* FIXME: Assumes 24-line display for the /P qualifier.
* FIXME: Other command qualifiers not supported.
* FIXME: DIR /S FILENAME fails if at least one matching file is not found in the top level.
*/
void WCMD_list_directory (char *search_path, int level) {
char string[1024], datestring[32], timestring[32];
char *p;
char real_path[MAX_PATH];
WIN32_FIND_DATA *fd;
FILETIME ft;
SYSTEMTIME st;
HANDLE hff;
int status, dir_count, file_count, entry_count, i, widest, cur_width, tmp_width;
int numCols, numRows;
int rows, cols;
ULARGE_INTEGER byte_count, file_size;
dir_count = 0;
file_count = 0;
entry_count = 0;
byte_count.QuadPart = 0;
widest = 0;
cur_width = 0;
/*
* If the path supplied does not include a wildcard, and the endpoint of the
* path references a directory, we need to list the *contents* of that
* directory not the directory file itself.
*/
if ((strchr(search_path, '*') == NULL) && (strchr(search_path, '%') == NULL)) {
status = GetFileAttributes (search_path);
if ((status != INVALID_FILE_ATTRIBUTES) && (status & FILE_ATTRIBUTE_DIRECTORY)) {
if (search_path[strlen(search_path)-1] == '\\') {
strcat (search_path, "*");
}
else {
strcat (search_path, "\\*");
}
}
}
/* Work out the actual current directory name */
p = strrchr (search_path, '\\');
memset(real_path, 0x00, sizeof(real_path));
lstrcpyn (real_path, search_path, (p-search_path+2));
/* Load all files into an in memory structure */
fd = HeapAlloc(GetProcessHeap(),0,sizeof(WIN32_FIND_DATA));
hff = FindFirstFile (search_path, fd);
if (hff == INVALID_HANDLE_VALUE) {
SetLastError (ERROR_FILE_NOT_FOUND);
WCMD_print_error ();
HeapFree(GetProcessHeap(),0,fd);
errorlevel = 1;
return;
}
do {
/* Skip any which are filtered out by attribute */
if (((fd+entry_count)->dwFileAttributes & attrsbits) != showattrs) continue;
entry_count++;
/* Keep running track of longest filename for wide output */
if (wide || orderByCol) {
int tmpLen = strlen((fd+(entry_count-1))->cFileName) + 3;
if ((fd+(entry_count-1))->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) tmpLen = tmpLen + 2;
if (tmpLen > widest) widest = tmpLen;
}
fd = HeapReAlloc(GetProcessHeap(),0,fd,(entry_count+1)*sizeof(WIN32_FIND_DATA));
if (fd == NULL) {
FindClose (hff);
WCMD_output ("Memory Allocation Error");
errorlevel = 1;
return;
}
} while (FindNextFile(hff, (fd+entry_count)) != 0);
FindClose (hff);
/* Handle case where everything is filtered out */
if (entry_count == 0) {
SetLastError (ERROR_FILE_NOT_FOUND);
WCMD_print_error ();
HeapFree(GetProcessHeap(),0,fd);
errorlevel = 1;
return;
}
/* Sort the list of files */
qsort (fd, entry_count, sizeof(WIN32_FIND_DATA), WCMD_dir_sort);
/* Output the results */
if (!bare) {
if (level != 0) WCMD_output ("\n\n");
WCMD_output ("Directory of %s\n\n", real_path);
}
/* Work out the number of columns */
WINE_TRACE("%d entries, maxwidth=%d, widest=%d\n", entry_count, max_width, widest);
if (wide || orderByCol) {
numCols = max(1, (int)max_width / widest);
numRows = entry_count / numCols;
if (entry_count % numCols) numRows++;
} else {
numCols = 1;
numRows = entry_count;
}
WINE_TRACE("cols=%d, rows=%d\n", numCols, numRows);
for (rows=0; rows<numRows; rows++) {
for (cols=0; cols<numCols; cols++) {
char username[24];
/* Work out the index of the entry being pointed to */
if (orderByCol) {
i = (cols * numRows) + rows;
if (i >= entry_count) continue;
} else {
i = (rows * numCols) + cols;
if (i >= entry_count) continue;
}
/* /L convers all names to lower case */
if (lower) {
char *p = (fd+i)->cFileName;
while ( (*p = tolower(*p)) ) ++p;
}
/* /Q gets file ownership information */
if (usernames) {
p = strrchr (search_path, '\\');
lstrcpyn (string, search_path, (p-search_path+2));
lstrcat (string, (fd+i)->cFileName);
WCMD_getfileowner(string, username, sizeof(username));
}
if (dirTime == Written) {
FileTimeToLocalFileTime (&(fd+i)->ftLastWriteTime, &ft);
} else if (dirTime == Access) {
FileTimeToLocalFileTime (&(fd+i)->ftLastAccessTime, &ft);
} else {
FileTimeToLocalFileTime (&(fd+i)->ftCreationTime, &ft);
}
FileTimeToSystemTime (&ft, &st);
GetDateFormat (0, DATE_SHORTDATE, &st, NULL, datestring,
sizeof(datestring));
GetTimeFormat (0, TIME_NOSECONDS, &st,
NULL, timestring, sizeof(timestring));
if (wide) {
tmp_width = cur_width;
if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
WCMD_output ("[%s]", (fd+i)->cFileName);
dir_count++;
tmp_width = tmp_width + strlen((fd+i)->cFileName) + 2;
} else {
WCMD_output ("%s", (fd+i)->cFileName);
tmp_width = tmp_width + strlen((fd+i)->cFileName) ;
file_count++;
file_size.u.LowPart = (fd+i)->nFileSizeLow;
file_size.u.HighPart = (fd+i)->nFileSizeHigh;
byte_count.QuadPart += file_size.QuadPart;
}
cur_width = cur_width + widest;
if ((cur_width + widest) > max_width) {
cur_width = 0;
} else {
WCMD_output ("%*.s", (tmp_width - cur_width) ,"");
}
} else if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
dir_count++;
if (!bare) {
WCMD_output ("%10s %8s <DIR> ", datestring, timestring);
if (shortname) WCMD_output ("%-13s", (fd+i)->cAlternateFileName);
if (usernames) WCMD_output ("%-23s", username);
WCMD_output("%s",(fd+i)->cFileName);
} else {
if (!((strcmp((fd+i)->cFileName, ".") == 0) ||
(strcmp((fd+i)->cFileName, "..") == 0))) {
WCMD_output ("%s%s", recurse?real_path:"", (fd+i)->cFileName);
}
}
}
else {
file_count++;
file_size.u.LowPart = (fd+i)->nFileSizeLow;
file_size.u.HighPart = (fd+i)->nFileSizeHigh;
byte_count.QuadPart += file_size.QuadPart;
if (!bare) {
WCMD_output ("%10s %8s %10s ", datestring, timestring,
WCMD_filesize64(file_size.QuadPart));
if (shortname) WCMD_output ("%-13s", (fd+i)->cAlternateFileName);
if (usernames) WCMD_output ("%-23s", username);
WCMD_output("%s",(fd+i)->cFileName);
} else {
WCMD_output ("%s%s", recurse?real_path:"", (fd+i)->cFileName);
}
}
}
WCMD_output ("\n");
cur_width = 0;
}
if (!bare) {
if (file_count == 1) {
WCMD_output (" 1 file %25s bytes\n", WCMD_filesize64 (byte_count.QuadPart));
}
else {
WCMD_output ("%8d files %24s bytes\n", file_count, WCMD_filesize64 (byte_count.QuadPart));
}
}
byte_total = byte_total + byte_count.QuadPart;
file_total = file_total + file_count;
dir_total = dir_total + dir_count;
if (!bare) {
if (dir_count == 1) WCMD_output ("1 directory ");
else WCMD_output ("%8d directories", dir_count);
}
for (i=0; i<entry_count; i++) {
if ((recurse) &&
((fd+i)->cFileName[0] != '.') &&
((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
#if 0
GetFullPathName ((fd+i)->cFileName, sizeof(string), string, NULL);
#endif
p = strrchr (search_path, '\\');
lstrcpyn (string, search_path, (p-search_path+2));
lstrcat (string, (fd+i)->cFileName);
lstrcat (string, p);
WCMD_list_directory (string, 1);
}
}
HeapFree(GetProcessHeap(),0,fd);
return;
}
/*****************************************************************************
* WCMD_filesize64
*
* Convert a 64-bit number into a character string, with commas every three digits.
* Result is returned in a static string overwritten with each call.
* FIXME: There must be a better algorithm!
*/
char * WCMD_filesize64 (ULONGLONG n) {
ULONGLONG q;
unsigned int r, i;
char *p;
static char buff[32];
p = buff;
i = -3;
do {
if (separator && ((++i)%3 == 1)) *p++ = ',';
q = n / 10;
r = n - (q * 10);
*p++ = r + '0';
*p = '\0';
n = q;
} while (n != 0);
WCMD_strrev (buff);
return buff;
}
/*****************************************************************************
* WCMD_strrev
*
* Reverse a character string in-place (strrev() is not available under unixen :-( ).
*/
char * WCMD_strrev (char *buff) {
int r, i;
char b;
r = lstrlen (buff);
for (i=0; i<r/2; i++) {
b = buff[i];
buff[i] = buff[r-i-1];
buff[r-i-1] = b;
}
return (buff);
}
/*****************************************************************************
* WCMD_dir_sort
*
* Sort based on the /O options supplied on the command line
*/
int WCMD_dir_sort (const void *a, const void *b)
{
WIN32_FIND_DATA *filea = (WIN32_FIND_DATA *)a;
WIN32_FIND_DATA *fileb = (WIN32_FIND_DATA *)b;
int result = 0;
/* If /OG or /O-G supplied, dirs go at the top or bottom, ignoring the
requested sort order for the directory components */
if (orderGroupDirs &&
((filea->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) ||
(fileb->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)))
{
BOOL aDir = filea->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
if (aDir) result = -1;
else result = 1;
if (orderGroupDirsReverse) result = -result;
return result;
/* Order by Name: */
} else if (dirOrder == Name) {
result = lstrcmpi(filea->cFileName, fileb->cFileName);
/* Order by Size: */
} else if (dirOrder == Size) {
ULONG64 sizea = (((ULONG64)filea->nFileSizeHigh) << 32) + filea->nFileSizeLow;
ULONG64 sizeb = (((ULONG64)fileb->nFileSizeHigh) << 32) + fileb->nFileSizeLow;
if( sizea < sizeb ) result = -1;
else if( sizea == sizeb ) result = 0;
else result = 1;
/* Order by Date: (Takes into account which date (/T option) */
} else if (dirOrder == Date) {
FILETIME *ft;
ULONG64 timea, timeb;
if (dirTime == Written) {
ft = &filea->ftLastWriteTime;
timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
ft = &fileb->ftLastWriteTime;
timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
} else if (dirTime == Access) {
ft = &filea->ftLastAccessTime;
timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
ft = &fileb->ftLastAccessTime;
timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
} else {
ft = &filea->ftCreationTime;
timea = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
ft = &fileb->ftCreationTime;
timeb = (((ULONG64)ft->dwHighDateTime) << 32) + ft->dwLowDateTime;
}
if( timea < timeb ) result = -1;
else if( timea == timeb ) result = 0;
else result = 1;
/* Order by Extension: (Takes into account which date (/T option) */
} else if (dirOrder == Extension) {
char drive[10];
char dir[MAX_PATH];
char fname[MAX_PATH];
char extA[MAX_PATH];
char extB[MAX_PATH];
/* Split into components */
WCMD_splitpath(filea->cFileName, drive, dir, fname, extA);
WCMD_splitpath(fileb->cFileName, drive, dir, fname, extB);
result = lstrcmpi(extA, extB);
}
if (orderReverse) result = -result;
return result;
}
/*****************************************************************************
* WCMD_getfileowner
*
* Reverse a character string in-place (strrev() is not available under unixen :-( ).
*/
void WCMD_getfileowner(char *filename, char *owner, int ownerlen) {
ULONG sizeNeeded = 0;
DWORD rc;
char name[MAXSTRING];
char domain[MAXSTRING];
/* In case of error, return empty string */
*owner = 0x00;
/* Find out how much space we need for the owner security descritpor */
GetFileSecurity(filename, OWNER_SECURITY_INFORMATION, 0, 0, &sizeNeeded);
rc = GetLastError();
if(rc == ERROR_INSUFFICIENT_BUFFER && sizeNeeded > 0) {
LPBYTE secBuffer;
PSID pSID = NULL;
BOOL defaulted = FALSE;
ULONG nameLen = MAXSTRING;
ULONG domainLen = MAXSTRING;
SID_NAME_USE nameuse;
secBuffer = (LPBYTE) HeapAlloc(GetProcessHeap(),0,sizeNeeded * sizeof(BYTE));
if(!secBuffer) return;
/* Get the owners security descriptor */
if(!GetFileSecurity(filename, OWNER_SECURITY_INFORMATION, secBuffer,
sizeNeeded, &sizeNeeded)) {
HeapFree(GetProcessHeap(),0,secBuffer);
return;
}
/* Get the SID from the SD */
if(!GetSecurityDescriptorOwner(secBuffer, &pSID, &defaulted)) {
HeapFree(GetProcessHeap(),0,secBuffer);
return;
}
/* Convert to a username */
if (LookupAccountSid(NULL, pSID, name, &nameLen, domain, &domainLen, &nameuse)) {
snprintf(owner, ownerlen, "%s%c%s", domain, '\\', name);
}
HeapFree(GetProcessHeap(),0,secBuffer);
}
return;
}
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