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goma / wine / c668952023f2f4e8cd2e5f76767fceadaf024d7f / . / dlls / shell32 / shfldr_unixfs.c
blob: 2bde3d9529f8b2b22c23f30f2bd2185e44bef417 [file] [log] [blame]
/*
* UNIXFS - Shell namespace extension for the unix filesystem
*
* Copyright (C) 2005 Michael Jung
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <stdio.h>
#include <stdarg.h>
#include <limits.h>
#include <dirent.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#ifdef HAVE_PWD_H
# include <pwd.h>
#endif
#include <grp.h>
#include <limits.h>
#define COBJMACROS
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "objbase.h"
#include "winreg.h"
#include "shlwapi.h"
#include "winternl.h"
#include "wine/debug.h"
#include "shell32_main.h"
#include "shfldr.h"
#include "shresdef.h"
#include "pidl.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
const GUID CLSID_UnixFolder = {0xcc702eb2, 0x7dc5, 0x11d9, {0xc6, 0x87, 0x00, 0x04, 0x23, 0x8a, 0x01, 0xcd}};
const GUID CLSID_UnixDosFolder = {0x9d20aae8, 0x0625, 0x44b0, {0x9c, 0xa7, 0x71, 0x88, 0x9c, 0x22, 0x54, 0xd9}};
#define ADJUST_THIS(c,m,p) ((c*)(((long)p)-(long)&(((c*)0)->lp##m##Vtbl)))
#define STATIC_CAST(i,p) ((i*)&p->lp##i##Vtbl)
/* FileStruct reserves one byte for szNames, thus we don't have to
* alloc a byte for the terminating '\0' of 'name'. Two of the
* additional bytes are for SHITEMID's cb field. One is for IDLDATA's
* type field. One is for FileStruct's szNames field, to terminate
* the alternate DOS name, which we don't use here. And then there's
* the additional StatStruct.
*/
#define SHITEMID_LEN_FROM_NAME_LEN(n) \
(sizeof(USHORT)+sizeof(PIDLTYPE)+sizeof(FileStruct)+(n)+sizeof(char)+sizeof(StatStruct))
#define NAME_LEN_FROM_LPSHITEMID(s) \
(((LPSHITEMID)s)->cb-sizeof(USHORT)-sizeof(PIDLTYPE)-sizeof(FileStruct)-sizeof(char)-sizeof(StatStruct))
#define LPSTATSTRUCT_FROM_LPSHITEMID(s) ((StatStruct*)(((LPBYTE)s)+((LPSHITEMID)s)->cb-sizeof(StatStruct)))
#define PATHMODE_UNIX 0
#define PATHMODE_DOS 1
/* This structure is appended to shell32's FileStruct type in IDLs to store unix
* filesystem specific informationen extracted with the stat system call.
*/
typedef struct tagStatStruct {
mode_t st_mode;
uid_t st_uid;
gid_t st_gid;
SFGAOF sfAttr;
} StatStruct;
/* UnixFolder object layout and typedef.
*/
typedef struct _UnixFolder {
const IShellFolder2Vtbl *lpIShellFolder2Vtbl;
const IPersistFolder2Vtbl *lpIPersistFolder2Vtbl;
ULONG m_cRef;
CHAR *m_pszPath;
LPITEMIDLIST m_pidlLocation;
LPITEMIDLIST *m_apidlSubDirs;
DWORD m_cSubDirs;
DWORD m_dwPathMode;
} UnixFolder;
/******************************************************************************
* UNIXFS_is_pidl_of_type [INTERNAL]
*
* Checks for the first SHITEMID of an ITEMIDLIST if it passes a filter.
*
* PARAMS
* pIDL [I] The ITEMIDLIST to be checked.
* fFilter [I] Shell condition flags, which specify the filter.
*
* RETURNS
* TRUE, if pIDL is accepted by fFilter
* FALSE, otherwise
*/
static inline BOOL UNIXFS_is_pidl_of_type(LPITEMIDLIST pIDL, SHCONTF fFilter) {
LPPIDLDATA pIDLData = _ILGetDataPointer(pIDL);
if (!(fFilter & SHCONTF_INCLUDEHIDDEN) && pIDLData &&
(pIDLData->u.file.uFileAttribs & FILE_ATTRIBUTE_HIDDEN))
{
return FALSE;
}
if (_ILIsFolder(pIDL) && (fFilter & SHCONTF_FOLDERS)) return TRUE;
if (_ILIsValue(pIDL) && (fFilter & SHCONTF_NONFOLDERS)) return TRUE;
return FALSE;
}
/******************************************************************************
* UNIXFS_get_unix_path [Internal]
*
* Convert an absolute dos path to an absolute canonicalized unix path.
* Evaluate "/.", "/.." and symbolic links.
*
* PARAMS
* pszDosPath [I] An absolute dos path
* pszCanonicalPath [O] Buffer of length FILENAME_MAX. Will receive the canonical path.
*
* RETURNS
* Success, TRUE
* Failure, FALSE - Path not existent, too long, insufficient rights, to many symlinks
*/
static BOOL UNIXFS_get_unix_path(LPCWSTR pszDosPath, char *pszCanonicalPath)
{
char *pPathTail, *pElement, *pCanonicalTail, szPath[FILENAME_MAX], *pszUnixPath;
struct stat fileStat;
TRACE("(pszDosPath=%s, pszCanonicalPath=%p)\n", debugstr_w(pszDosPath), pszCanonicalPath);
if (!pszDosPath || pszDosPath[1] != ':')
return FALSE;
pszUnixPath = wine_get_unix_file_name(pszDosPath);
if (!pszUnixPath) return FALSE;
strcpy(szPath, pszUnixPath);
HeapFree(GetProcessHeap(), 0, pszUnixPath);
/* pCanonicalTail always points to the end of the canonical path constructed
* thus far. pPathTail points to the still to be processed part of the input
* path. pElement points to the path element currently investigated.
*/
*pszCanonicalPath = '\0';
pCanonicalTail = pszCanonicalPath;
pPathTail = szPath;
do {
char cTemp;
int cLinks = 0;
pElement = pPathTail;
pPathTail = strchr(pPathTail+1, '/');
if (!pPathTail) /* Last path element may not be terminated by '/'. */
pPathTail = pElement + strlen(pElement);
/* Temporarily terminate the current path element. Will be restored later. */
cTemp = *pPathTail;
*pPathTail = '\0';
/* Skip "/." path elements */
if (!strcmp("/.", pElement)) {
*pPathTail = cTemp;
continue;
}
/* Remove last element in canonical path for "/.." elements, then skip. */
if (!strcmp("/..", pElement)) {
char *pTemp = strrchr(pszCanonicalPath, '/');
if (pTemp)
pCanonicalTail = pTemp;
*pCanonicalTail = '\0';
*pPathTail = cTemp;
continue;
}
/* lstat returns zero on success. */
if (lstat(szPath, &fileStat))
return FALSE;
if (S_ISLNK(fileStat.st_mode)) {
char szSymlink[FILENAME_MAX];
int cLinkLen, cTailLen;
/* Avoid infinite loop for recursive links. */
if (++cLinks > 64)
return FALSE;
cLinkLen = readlink(szPath, szSymlink, FILENAME_MAX);
if (cLinkLen < 0)
return FALSE;
*pPathTail = cTemp;
cTailLen = strlen(pPathTail);
if (szSymlink[0] == '/') {
/* Absolute link. Copy to szPath, concat remaining path and start all over. */
if (cLinkLen + cTailLen + 1 > FILENAME_MAX)
return FALSE;
memcpy(szSymlink + cLinkLen, pPathTail, cTailLen + 1);
memcpy(szPath, szSymlink, cLinkLen + cTailLen + 1);
*pszCanonicalPath = '\0';
pCanonicalTail = pszCanonicalPath;
pPathTail = szPath;
} else {
/* Relative link. Expand into szPath and continue. */
char szTemp[FILENAME_MAX];
int cTailLen = strlen(pPathTail);
if (pElement - szPath + 1 + cLinkLen + cTailLen + 1 > FILENAME_MAX)
return FALSE;
memcpy(szTemp, pPathTail, cTailLen + 1);
memcpy(pElement + 1, szSymlink, cLinkLen);
memcpy(pElement + 1 + cLinkLen, szTemp, cTailLen + 1);
pPathTail = pElement;
}
} else {
/* Regular directory or file. Copy to canonical path */
if (pCanonicalTail - pszCanonicalPath + pPathTail - pElement + 1 > FILENAME_MAX)
return FALSE;
memcpy(pCanonicalTail, pElement, pPathTail - pElement + 1);
pCanonicalTail += pPathTail - pElement;
*pPathTail = cTemp;
}
} while (pPathTail[0] == '/' && pPathTail[1]); /* Also handles paths terminated by '/' */
TRACE("--> %s\n", debugstr_a(pszCanonicalPath));
return TRUE;
}
/******************************************************************************
* UNIXFS_build_shitemid [Internal]
*
* Constructs a new SHITEMID for the last component of path 'pszUnixPath' into
* buffer 'pIDL'. Decorates the SHITEMID with information from a stat system call.
*
* PARAMS
* pszUnixPath [I] An absolute path. The SHITEMID will be build for the last component.
* pIDL [O] SHITEMID will be constructed here.
*
* RETURNS
* Success: A pointer to the terminating '\0' character of path.
* Failure: NULL
*
* NOTES
* Minimum size of pIDL is SHITEMID_LEN_FROM_NAME_LEN(strlen(last_component_of_path)).
* If what you need is a PIDLLIST with a single SHITEMID, don't forget to append
* a 0 USHORT value.
*/
static char* UNIXFS_build_shitemid(char *pszUnixPath, void *pIDL) {
LARGE_INTEGER time;
FILETIME fileTime;
LPPIDLDATA pIDLData;
struct stat fileStat;
StatStruct *pStatStruct;
char szDevicePath[FILENAME_MAX], *pszComponent;
int cComponentLen, cUnixLen = strlen(pszUnixPath);
DWORD dwDrivemap = GetLogicalDrives();
WCHAR wszDosDevice[4] = { 'A', ':', '\\', 0 };
TRACE("(pszUnixPath=%s, pIDL=%p)\n", debugstr_a(pszUnixPath), pIDL);
/* Compute the SHITEMID's length and wipe it. */
pszComponent = strrchr(pszUnixPath, '/') + 1;
cComponentLen = strlen(pszComponent);
memset(pIDL, 0, SHITEMID_LEN_FROM_NAME_LEN(cComponentLen));
((LPSHITEMID)pIDL)->cb = SHITEMID_LEN_FROM_NAME_LEN(cComponentLen) ;
/* We are only interested in regular files and directories. */
if (stat(pszUnixPath, &fileStat)) return NULL;
if (!S_ISDIR(fileStat.st_mode) && !S_ISREG(fileStat.st_mode)) return NULL;
pStatStruct = LPSTATSTRUCT_FROM_LPSHITEMID(pIDL);
pStatStruct->st_mode = fileStat.st_mode;
pStatStruct->st_uid = fileStat.st_uid;
pStatStruct->st_gid = fileStat.st_gid;
pStatStruct->sfAttr = S_ISDIR(fileStat.st_mode) ? (SFGAO_FOLDER|SFGAO_HASSUBFOLDER) : 0;
/* Determine the correct FILESYSANCESTOR and FILESYSTEM flags.
* FIXME: This needs caching of the canonicalized unix paths to speed it up. */
while (wszDosDevice[0] <= 'Z') {
if (dwDrivemap & 0x1) {
if (UNIXFS_get_unix_path(wszDosDevice, szDevicePath)) {
int cDeviceLen = strlen(szDevicePath);
if (cUnixLen < cDeviceLen) {
/* If the unix path is a prefix of any device path,
* then it's an filesystem ancestor. */
if (S_ISDIR(fileStat.st_mode) &&
!strncmp(pszUnixPath, szDevicePath, cUnixLen))
{
pStatStruct->sfAttr |= SFGAO_FILESYSANCESTOR;
}
} else {
/* If any device path is a prefix of the unix path,
* then the unix path is within the filesystem. */
if (!strncmp(pszUnixPath, szDevicePath, cDeviceLen))
pStatStruct->sfAttr |= SFGAO_FILESYSTEM;
}
}
}
dwDrivemap >>= 1;
wszDosDevice[0]++;
}
/* Set shell32's standard SHITEMID data fields. */
pIDLData = _ILGetDataPointer((LPCITEMIDLIST)pIDL);
pIDLData->type = S_ISDIR(fileStat.st_mode) ? PT_FOLDER : PT_VALUE;
pIDLData->u.file.dwFileSize = (DWORD)fileStat.st_size;
RtlSecondsSince1970ToTime( fileStat.st_mtime, &time );
fileTime.dwLowDateTime = time.u.LowPart;
fileTime.dwHighDateTime = time.u.HighPart;
FileTimeToDosDateTime(&fileTime, &pIDLData->u.file.uFileDate, &pIDLData->u.file.uFileTime);
pIDLData->u.file.uFileAttribs = 0;
if (S_ISDIR(fileStat.st_mode)) pIDLData->u.file.uFileAttribs |= FILE_ATTRIBUTE_DIRECTORY;
if (pszComponent[0] == '.' && !(pStatStruct->sfAttr & SFGAO_FILESYSANCESTOR))
/* Don't hide fs ancestors (e.g. the .wine in /home/fubar/.wine/drive_c) */
pIDLData->u.file.uFileAttribs |= FILE_ATTRIBUTE_HIDDEN;
memcpy(pIDLData->u.file.szNames, pszComponent, cComponentLen);
return pszComponent + cComponentLen;
}
/******************************************************************************
* UNIXFS_path_to_pidl [Internal]
*
* PARAMS
* pUnixFolder [I] If path is relative, pUnixFolder represents the base path
* path [I] An absolute unix or dos path or a path relativ to pUnixFolder
* ppidl [O] The corresponding ITEMIDLIST. Release with SHFree/ILFree
*
* RETURNS
* Success: TRUE
* Failure: FALSE, invalid params or out of memory
*
* NOTES
* pUnixFolder also carries the information if the path is expected to be unix or dos.
*/
static BOOL UNIXFS_path_to_pidl(UnixFolder *pUnixFolder, const WCHAR *path, LPITEMIDLIST *ppidl) {
LPITEMIDLIST pidl;
int cSubDirs, cPidlLen, cPathLen;
char *pSlash, szCompletePath[FILENAME_MAX], *pNextPathElement;
TRACE("pUnixFolder=%p, path=%s, ppidl=%p\n", pUnixFolder, debugstr_w(path), ppidl);
if (!ppidl || !path)
return FALSE;
cPathLen = lstrlenW(path);
/* Build an absolute path and let pNextPathElement point to the interesting
* relative sub-path. We need the absolute path to call 'stat', but the pidl
* will only contain the relative part.
*/
if ((pUnixFolder->m_dwPathMode == PATHMODE_DOS) && (path[1] == ':'))
{
/* Absolute dos path. Convert to unix */
if (!UNIXFS_get_unix_path(path, szCompletePath))
return FALSE;
pNextPathElement = szCompletePath + 1;
}
else if ((pUnixFolder->m_dwPathMode == PATHMODE_UNIX) && (path[0] == '/'))
{
/* Absolute unix path. Just convert to ANSI. */
WideCharToMultiByte(CP_ACP, 0, path, -1, szCompletePath, FILENAME_MAX, NULL, NULL);
pNextPathElement = szCompletePath + 1;
}
else
{
/* Relative dos or unix path. Concat with this folder's path */
int cBasePathLen = strlen(pUnixFolder->m_pszPath);
memcpy(szCompletePath, pUnixFolder->m_pszPath, cBasePathLen);
WideCharToMultiByte(CP_ACP, 0, path, -1, szCompletePath + cBasePathLen,
FILENAME_MAX - cBasePathLen, NULL, NULL);
pNextPathElement = szCompletePath + cBasePathLen;
/* If in dos mode, replace '\' with '/' */
if (pUnixFolder->m_dwPathMode == PATHMODE_DOS) {
char *pBackslash = strchr(pNextPathElement, '\\');
while (pBackslash) {
*pBackslash = '/';
pBackslash = strchr(pBackslash, '\\');
}
}
}
/* At this point, we have an absolute unix path in szCompletePath. */
TRACE("complete path: %s\n", szCompletePath);
/* Count the number of sub-directories in the path */
cSubDirs = 1; /* Path may not be terminated with '/', thus start with 1 */
pSlash = strchr(pNextPathElement, '/');
while (pSlash && pSlash[1]) {
cSubDirs++;
pSlash = strchr(pSlash+1, '/');
}
/* Allocate enough memory to hold the path. The -cSubDirs is for the '/'
* characters, which are not stored in the ITEMIDLIST. */
cPidlLen = strlen(pNextPathElement) - cSubDirs + 1 + cSubDirs * SHITEMID_LEN_FROM_NAME_LEN(0) + sizeof(USHORT);
*ppidl = pidl = (LPITEMIDLIST)SHAlloc(cPidlLen);
if (!pidl) return FALSE;
/* Concatenate the SHITEMIDs of the sub-directories. */
while (*pNextPathElement) {
pSlash = strchr(pNextPathElement, '/');
if (pSlash) *pSlash = '\0';
pNextPathElement = UNIXFS_build_shitemid(szCompletePath, pidl);
if (pSlash) *pSlash = '/';
if (!pNextPathElement) {
SHFree(pidl);
return FALSE;
}
pidl = ILGetNext(pidl);
}
pidl->mkid.cb = 0; /* Terminate the ITEMIDLIST */
if ((int)pidl-(int)*ppidl+sizeof(USHORT) > cPidlLen) /* We've corrupted the heap :( */
ERR("Computed length of pidl to small. Please report.\n");
return TRUE;
}
/******************************************************************************
* UNIXFS_pidl_to_path [Internal]
*
* Construct the unix path that corresponds to a fully qualified ITEMIDLIST
*
* PARAMS
* pidl [I] ITEMIDLIST that specifies the absolute location of the folder
* path [O] The corresponding unix path as a zero terminated ascii string
*
* RETURNS
* Success: TRUE
* Failure: FALSE, pidl doesn't specify a unix path or out of memory
*/
static BOOL UNIXFS_pidl_to_path(LPCITEMIDLIST pidl, UnixFolder *pUnixFolder) {
LPCITEMIDLIST current = pidl, root;
DWORD dwPathLen;
char *pNextDir, szBasePath[FILENAME_MAX] = "/";
TRACE("(pidl=%p, pUnixFolder=%p)\n", pidl, pUnixFolder);
pdump(pidl);
pUnixFolder->m_pszPath = NULL;
/* Find the UnixFolderClass root */
while (current->mkid.cb) {
if (_ILIsDrive(current) || /* The dos drive, which maps to '/' */
(_ILIsSpecialFolder(current) &&
(IsEqualIID(&CLSID_UnixFolder, _ILGetGUIDPointer(current)) ||
IsEqualIID(&CLSID_UnixDosFolder, _ILGetGUIDPointer(current)))))
{
break;
}
current = ILGetNext(current);
}
if (current && current->mkid.cb) {
root = current = ILGetNext(current);
dwPathLen = 2; /* For the '/' prefix and the terminating '\0' */
} else if (_ILIsDesktop(pidl) || _ILIsValue(pidl) || _ILIsFolder(pidl)) {
/* Path rooted at Desktop */
WCHAR wszDesktopPath[MAX_PATH];
if (FAILED(SHGetSpecialFolderPathW(0, wszDesktopPath, CSIDL_DESKTOP, FALSE)))
return FALSE;
if (!UNIXFS_get_unix_path(wszDesktopPath, szBasePath))
return FALSE;
dwPathLen = strlen(szBasePath) + 1;
root = current;
} else {
ERR("Unknown pidl type!\n");
pdump(pidl);
return FALSE;
}
/* Determine the path's length bytes */
while (current && current->mkid.cb) {
dwPathLen += NAME_LEN_FROM_LPSHITEMID(current) + 1; /* For the '/' */
current = ILGetNext(current);
};
/* Build the path */
pUnixFolder->m_pszPath = pNextDir = SHAlloc(dwPathLen);
if (!pUnixFolder->m_pszPath) {
WARN("SHAlloc failed!\n");
return FALSE;
}
current = root;
strcpy(pNextDir, szBasePath);
pNextDir += strlen(szBasePath);
while (current && current->mkid.cb) {
memcpy(pNextDir, _ILGetTextPointer(current), NAME_LEN_FROM_LPSHITEMID(current));
pNextDir += NAME_LEN_FROM_LPSHITEMID(current);
*pNextDir++ = '/';
current = ILGetNext(current);
}
*pNextDir='\0';
TRACE("--> %s\n", pUnixFolder->m_pszPath);
return TRUE;
}
/******************************************************************************
* UNIXFS_build_subfolder_pidls [Internal]
*
* Builds an array of subfolder PIDLs relative to a unix directory
*
* PARAMS
* path [I] Name of a unix directory as a zero terminated ascii string
* apidl [O] The array of PIDLs
* pCount [O] Size of apidl
*
* RETURNS
* Success: TRUE
* Failure: FALSE, path is not a valid unix directory or out of memory
*
* NOTES
* The array of PIDLs and each PIDL are allocated with SHAlloc. You'll have
* to release each PIDL as well as the array itself with SHFree.
*/
static BOOL UNIXFS_build_subfolder_pidls(UnixFolder *pUnixFolder)
{
struct dirent *pDirEntry;
struct stat fileStat;
DIR *dir;
DWORD cDirEntries, i;
USHORT sLen;
char *pszFQPath;
TRACE("(pUnixFolder=%p)\n", pUnixFolder);
pUnixFolder->m_apidlSubDirs = NULL;
pUnixFolder->m_cSubDirs = 0;
dir = opendir(pUnixFolder->m_pszPath);
if (!dir) {
WARN("Failed to open directory '%s'.\n", pUnixFolder->m_pszPath);
return FALSE;
}
/* Allocate space for fully qualified paths */
pszFQPath = SHAlloc(strlen(pUnixFolder->m_pszPath) + PATH_MAX);
if (!pszFQPath) {
WARN("SHAlloc failed!\n");
return FALSE;
}
/* Count number of directory entries. */
for (cDirEntries = 0, pDirEntry = readdir(dir); pDirEntry; pDirEntry = readdir(dir)) {
if (!strcmp(pDirEntry->d_name, ".") || !strcmp(pDirEntry->d_name, "..")) continue;
sprintf(pszFQPath, "%s%s", pUnixFolder->m_pszPath, pDirEntry->d_name);
if (!stat(pszFQPath, &fileStat) && (S_ISDIR(fileStat.st_mode) || S_ISREG(fileStat.st_mode))) cDirEntries++;
}
/* If there are no entries, we are done. */
if (cDirEntries == 0) {
closedir(dir);
SHFree(pszFQPath);
return TRUE;
}
/* Allocate the array of PIDLs */
pUnixFolder->m_apidlSubDirs = SHAlloc(cDirEntries * sizeof(LPITEMIDLIST));
if (!pUnixFolder->m_apidlSubDirs) {
WARN("SHAlloc failed!\n");
return FALSE;
}
/* Allocate and initialize one SHITEMID per sub-directory. */
for (rewinddir(dir), pDirEntry = readdir(dir), i = 0; pDirEntry; pDirEntry = readdir(dir)) {
LPSHITEMID pid;
if (!strcmp(pDirEntry->d_name, ".") || !strcmp(pDirEntry->d_name, "..")) continue;
sprintf(pszFQPath, "%s%s", pUnixFolder->m_pszPath, pDirEntry->d_name);
sLen = strlen(pDirEntry->d_name);
pid = (LPSHITEMID)SHAlloc(SHITEMID_LEN_FROM_NAME_LEN(sLen)+sizeof(USHORT));
if (!pid) {
WARN("SHAlloc failed!\n");
return FALSE;
}
if (!UNIXFS_build_shitemid(pszFQPath, pid)) {
SHFree(pid);
continue;
}
memset(((PBYTE)pid)+pid->cb, 0, sizeof(USHORT));
pUnixFolder->m_apidlSubDirs[i++] = (LPITEMIDLIST)pid;
}
pUnixFolder->m_cSubDirs = i;
closedir(dir);
SHFree(pszFQPath);
return TRUE;
}
/******************************************************************************
* UnixFolder
*
* Class whose heap based instances represent unix filesystem directories.
*/
static void UnixFolder_Destroy(UnixFolder *pUnixFolder) {
DWORD i;
TRACE("(pUnixFolder=%p)\n", pUnixFolder);
if (pUnixFolder->m_apidlSubDirs)
for (i=0; i < pUnixFolder->m_cSubDirs; i++)
SHFree(pUnixFolder->m_apidlSubDirs[i]);
SHFree(pUnixFolder->m_apidlSubDirs);
SHFree(pUnixFolder->m_pszPath);
ILFree(pUnixFolder->m_pidlLocation);
SHFree(pUnixFolder);
}
static HRESULT WINAPI UnixFolder_IShellFolder2_QueryInterface(IShellFolder2 *iface, REFIID riid,
void **ppv)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
TRACE("(iface=%p, riid=%p, ppv=%p)\n", iface, riid, ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, riid) || IsEqualIID(&IID_IShellFolder, riid) ||
IsEqualIID(&IID_IShellFolder2, riid))
{
*ppv = &This->lpIShellFolder2Vtbl;
} else if (IsEqualIID(&IID_IPersistFolder2, riid) || IsEqualIID(&IID_IPersistFolder, riid) ||
IsEqualIID(&IID_IPersist, riid))
{
*ppv = &This->lpIPersistFolder2Vtbl;
} else {
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI UnixFolder_IShellFolder2_AddRef(IShellFolder2 *iface) {
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
TRACE("(iface=%p)\n", iface);
return InterlockedIncrement(&This->m_cRef);
}
static ULONG WINAPI UnixFolder_IShellFolder2_Release(IShellFolder2 *iface) {
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
ULONG cRef;
TRACE("(iface=%p)\n", iface);
cRef = InterlockedDecrement(&This->m_cRef);
if (!cRef)
UnixFolder_Destroy(This);
return cRef;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_ParseDisplayName(IShellFolder2* iface, HWND hwndOwner,
LPBC pbcReserved, LPOLESTR lpszDisplayName, ULONG* pchEaten, LPITEMIDLIST* ppidl,
ULONG* pdwAttributes)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
BOOL result;
TRACE("(iface=%p, hwndOwner=%p, pbcReserved=%p, lpszDisplayName=%s, pchEaten=%p, ppidl=%p, "
"pdwAttributes=%p) stub\n", iface, hwndOwner, pbcReserved, debugstr_w(lpszDisplayName),
pchEaten, ppidl, pdwAttributes);
result = UNIXFS_path_to_pidl(This, lpszDisplayName, ppidl);
if (result && pdwAttributes && *pdwAttributes)
{
/* need to traverse to the last element for the attribute */
LPCITEMIDLIST pidl, last_pidl;
pidl = last_pidl = *ppidl;
while(pidl && pidl->mkid.cb)
{
last_pidl = pidl;
pidl = ILGetNext(pidl);
}
SHELL32_GetItemAttributes((IShellFolder*)iface, last_pidl, pdwAttributes);
}
if (!result) TRACE("FAILED!\n");
return result ? S_OK : E_FAIL;
}
static IUnknown *UnixSubFolderIterator_Construct(UnixFolder *pUnixFolder, SHCONTF fFilter);
static HRESULT WINAPI UnixFolder_IShellFolder2_EnumObjects(IShellFolder2* iface, HWND hwndOwner,
SHCONTF grfFlags, IEnumIDList** ppEnumIDList)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
IUnknown *newIterator;
HRESULT hr;
TRACE("(iface=%p, hwndOwner=%p, grfFlags=%08lx, ppEnumIDList=%p)\n",
iface, hwndOwner, grfFlags, ppEnumIDList);
newIterator = UnixSubFolderIterator_Construct(This, grfFlags);
hr = IUnknown_QueryInterface(newIterator, &IID_IEnumIDList, (void**)ppEnumIDList);
IUnknown_Release(newIterator);
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_BindToObject(IShellFolder2* iface, LPCITEMIDLIST pidl,
LPBC pbcReserved, REFIID riid, void** ppvOut)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
IPersistFolder2 *persistFolder;
LPITEMIDLIST pidlSubFolder;
HRESULT hr;
TRACE("(iface=%p, pidl=%p, pbcReserver=%p, riid=%p, ppvOut=%p)\n",
iface, pidl, pbcReserved, riid, ppvOut);
if (!pidl || !pidl->mkid.cb)
return E_INVALIDARG;
if (This->m_dwPathMode == PATHMODE_DOS)
hr = UnixDosFolder_Constructor(NULL, &IID_IPersistFolder2, (void**)&persistFolder);
else
hr = UnixFolder_Constructor(NULL, &IID_IPersistFolder2, (void**)&persistFolder);
if (!SUCCEEDED(hr)) return hr;
hr = IPersistFolder_QueryInterface(persistFolder, riid, (void**)ppvOut);
pidlSubFolder = ILCombine(This->m_pidlLocation, pidl);
IPersistFolder2_Initialize(persistFolder, pidlSubFolder);
IPersistFolder2_Release(persistFolder);
ILFree(pidlSubFolder);
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_BindToStorage(IShellFolder2* This, LPCITEMIDLIST pidl,
LPBC pbcReserved, REFIID riid, void** ppvObj)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_CompareIDs(IShellFolder2* iface, LPARAM lParam,
LPCITEMIDLIST pidl1, LPCITEMIDLIST pidl2)
{
BOOL isEmpty1, isEmpty2;
HRESULT hr = E_FAIL;
LPITEMIDLIST firstpidl;
IShellFolder2 *psf;
int compare;
TRACE("(iface=%p, lParam=%ld, pidl1=%p, pidl2=%p)\n", iface, lParam, pidl1, pidl2);
isEmpty1 = !pidl1 || !pidl1->mkid.cb;
isEmpty2 = !pidl2 || !pidl2->mkid.cb;
if (isEmpty1 && isEmpty2)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, 0);
else if (isEmpty1)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)-1);
else if (isEmpty2)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)1);
if (_ILIsFolder(pidl1) && !_ILIsFolder(pidl2))
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)-1);
if (!_ILIsFolder(pidl1) && _ILIsFolder(pidl2))
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)1);
compare = CompareStringA(LOCALE_USER_DEFAULT, NORM_IGNORECASE,
_ILGetTextPointer(pidl1), NAME_LEN_FROM_LPSHITEMID(pidl1),
_ILGetTextPointer(pidl2), NAME_LEN_FROM_LPSHITEMID(pidl2));
if ((compare == CSTR_LESS_THAN) || (compare == CSTR_GREATER_THAN))
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)((compare == CSTR_LESS_THAN)?-1:1));
if (pidl1->mkid.cb < pidl2->mkid.cb)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)-1);
else if (pidl1->mkid.cb > pidl2->mkid.cb)
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (WORD)1);
firstpidl = ILCloneFirst(pidl1);
pidl1 = ILGetNext(pidl1);
pidl2 = ILGetNext(pidl2);
hr = IShellFolder2_BindToObject(iface, firstpidl, NULL, &IID_IShellFolder, (LPVOID*)&psf);
if (SUCCEEDED(hr)) {
hr = IShellFolder_CompareIDs(psf, lParam, pidl1, pidl2);
IShellFolder2_Release(psf);
}
ILFree(firstpidl);
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_CreateViewObject(IShellFolder2* iface, HWND hwndOwner,
REFIID riid, void** ppv)
{
HRESULT hr = E_INVALIDARG;
TRACE("(iface=%p, hwndOwner=%p, riid=%p, ppv=%p) stub\n", iface, hwndOwner, riid, ppv);
if (!ppv) return E_INVALIDARG;
*ppv = NULL;
if (IsEqualIID(&IID_IShellView, riid)) {
LPSHELLVIEW pShellView;
pShellView = IShellView_Constructor((IShellFolder*)iface);
if (pShellView) {
hr = IShellView_QueryInterface(pShellView, riid, ppv);
IShellView_Release(pShellView);
}
}
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetAttributesOf(IShellFolder2* iface, UINT cidl,
LPCITEMIDLIST* apidl, SFGAOF* rgfInOut)
{
UINT i;
SFGAOF flags= ~(SFGAOF)0;
TRACE("(iface=%p, cidl=%u, apidl=%p, rgfInOut=%p) semi-stub\n", iface, cidl, apidl, rgfInOut);
for (i=0; i<cidl; i++)
flags &= LPSTATSTRUCT_FROM_LPSHITEMID(apidl[i])->sfAttr;
*rgfInOut = *rgfInOut & flags;
return S_OK;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetUIObjectOf(IShellFolder2* iface, HWND hwndOwner,
UINT cidl, LPCITEMIDLIST* apidl, REFIID riid, UINT* prgfInOut, void** ppvOut)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
TRACE("(iface=%p, hwndOwner=%p, cidl=%d, apidl=%p, riid=%s, prgfInOut=%p, ppv=%p)\n",
iface, hwndOwner, cidl, apidl, debugstr_guid(riid), prgfInOut, ppvOut);
if (IsEqualIID(&IID_IContextMenu, riid)) {
*ppvOut = ISvItemCm_Constructor((IShellFolder*)iface, This->m_pidlLocation, apidl, cidl);
return S_OK;
} else if (IsEqualIID(&IID_IDataObject, riid)) {
*ppvOut = IDataObject_Constructor(hwndOwner, This->m_pidlLocation, apidl, cidl);
return S_OK;
} else if (IsEqualIID(&IID_IExtractIconA, riid)) {
LPITEMIDLIST pidl;
if (cidl != 1) return E_FAIL;
pidl = ILCombine(This->m_pidlLocation, apidl[0]);
*ppvOut = (LPVOID)IExtractIconA_Constructor(pidl);
SHFree(pidl);
return S_OK;
} else if (IsEqualIID(&IID_IExtractIconW, riid)) {
LPITEMIDLIST pidl;
if (cidl != 1) return E_FAIL;
pidl = ILCombine(This->m_pidlLocation, apidl[0]);
*ppvOut = (LPVOID)IExtractIconW_Constructor(pidl);
SHFree(pidl);
return S_OK;
} else if (IsEqualIID(&IID_IDropTarget, riid)) {
FIXME("IDropTarget\n");
return E_FAIL;
} else if (IsEqualIID(&IID_IShellLinkW, riid)) {
FIXME("IShellLinkW\n");
return E_FAIL;
} else if (IsEqualIID(&IID_IShellLinkA, riid)) {
FIXME("IShellLinkA\n");
return E_FAIL;
} else {
FIXME("Unknown interface %s in GetUIObjectOf\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDisplayNameOf(IShellFolder2* iface,
LPCITEMIDLIST pidl, SHGDNF uFlags, STRRET* lpName)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IShellFolder2, iface);
HRESULT hr = S_OK;
TRACE("(iface=%p, pidl=%p, uFlags=%lx, lpName=%p)\n", iface, pidl, uFlags, lpName);
if ((GET_SHGDN_FOR(uFlags) & SHGDN_FORPARSING) &&
(GET_SHGDN_RELATION(uFlags) != SHGDN_INFOLDER))
{
if (!pidl->mkid.cb) {
lpName->uType = STRRET_CSTR;
strcpy(lpName->u.cStr, This->m_pszPath);
if (This->m_dwPathMode == PATHMODE_DOS) {
char path[MAX_PATH];
GetFullPathNameA(lpName->u.cStr, MAX_PATH, path, NULL);
PathRemoveBackslashA(path);
strcpy(lpName->u.cStr, path);
}
} else {
IShellFolder *pSubFolder;
USHORT emptyIDL = 0;
hr = IShellFolder_BindToObject(iface, pidl, NULL, &IID_IShellFolder, (void**)&pSubFolder);
if (!SUCCEEDED(hr)) return hr;
hr = IShellFolder_GetDisplayNameOf(pSubFolder, (LPITEMIDLIST)&emptyIDL, uFlags, lpName);
IShellFolder_Release(pSubFolder);
}
} else {
char *pszFileName = _ILGetTextPointer(pidl);
lpName->uType = STRRET_CSTR;
strcpy(lpName->u.cStr, pszFileName ? pszFileName : "");
}
TRACE("--> %s\n", lpName->u.cStr);
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_SetNameOf(IShellFolder2* This, HWND hwnd,
LPCITEMIDLIST pidl, LPCOLESTR lpszName, SHGDNF uFlags, LPITEMIDLIST* ppidlOut)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_EnumSearches(IShellFolder2* iface,
IEnumExtraSearch **ppEnum)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDefaultColumn(IShellFolder2* iface,
DWORD dwReserved, ULONG *pSort, ULONG *pDisplay)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDefaultColumnState(IShellFolder2* iface,
UINT iColumn, SHCOLSTATEF *pcsFlags)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDefaultSearchGUID(IShellFolder2* iface,
GUID *pguid)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDetailsEx(IShellFolder2* iface,
LPCITEMIDLIST pidl, const SHCOLUMNID *pscid, VARIANT *pv)
{
TRACE("stub\n");
return E_NOTIMPL;
}
#define SHELLVIEWCOLUMNS 6
static HRESULT WINAPI UnixFolder_IShellFolder2_GetDetailsOf(IShellFolder2* iface,
LPCITEMIDLIST pidl, UINT iColumn, SHELLDETAILS *psd)
{
HRESULT hr = E_FAIL;
struct passwd *pPasswd;
struct group *pGroup;
static const shvheader SFHeader[SHELLVIEWCOLUMNS] = {
{IDS_SHV_COLUMN1, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 15},
{IDS_SHV_COLUMN5, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10},
{IDS_SHV_COLUMN10, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 7},
{IDS_SHV_COLUMN11, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 7},
{IDS_SHV_COLUMN2, SHCOLSTATE_TYPE_STR | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 8},
{IDS_SHV_COLUMN4, SHCOLSTATE_TYPE_DATE | SHCOLSTATE_ONBYDEFAULT, LVCFMT_RIGHT, 10}
};
TRACE("(iface=%p, pidl=%p, iColumn=%d, psd=%p) stub\n", iface, pidl, iColumn, psd);
if (!psd || iColumn >= SHELLVIEWCOLUMNS)
return E_INVALIDARG;
if (!pidl) {
psd->fmt = SFHeader[iColumn].fmt;
psd->cxChar = SFHeader[iColumn].cxChar;
psd->str.uType = STRRET_CSTR;
LoadStringA(shell32_hInstance, SFHeader[iColumn].colnameid, psd->str.u.cStr, MAX_PATH);
return S_OK;
} else {
StatStruct *pStatStruct = LPSTATSTRUCT_FROM_LPSHITEMID(pidl);
psd->str.u.cStr[0] = '\0';
psd->str.uType = STRRET_CSTR;
switch (iColumn) {
case 0:
hr = IShellFolder2_GetDisplayNameOf(iface, pidl, SHGDN_NORMAL|SHGDN_INFOLDER, &psd->str);
break;
case 1:
psd->str.u.cStr[0] = S_ISDIR(pStatStruct->st_mode) ? 'd' : '-';
psd->str.u.cStr[1] = (pStatStruct->st_mode & S_IRUSR) ? 'r' : '-';
psd->str.u.cStr[2] = (pStatStruct->st_mode & S_IWUSR) ? 'w' : '-';
psd->str.u.cStr[3] = (pStatStruct->st_mode & S_IXUSR) ? 'x' : '-';
psd->str.u.cStr[4] = (pStatStruct->st_mode & S_IRGRP) ? 'r' : '-';
psd->str.u.cStr[5] = (pStatStruct->st_mode & S_IWGRP) ? 'w' : '-';
psd->str.u.cStr[6] = (pStatStruct->st_mode & S_IXGRP) ? 'x' : '-';
psd->str.u.cStr[7] = (pStatStruct->st_mode & S_IROTH) ? 'r' : '-';
psd->str.u.cStr[8] = (pStatStruct->st_mode & S_IWOTH) ? 'w' : '-';
psd->str.u.cStr[9] = (pStatStruct->st_mode & S_IXOTH) ? 'x' : '-';
psd->str.u.cStr[10] = '\0';
break;
case 2:
pPasswd = getpwuid(pStatStruct->st_uid);
if (pPasswd) strcpy(psd->str.u.cStr, pPasswd->pw_name);
break;
case 3:
pGroup = getgrgid(pStatStruct->st_gid);
if (pGroup) strcpy(psd->str.u.cStr, pGroup->gr_name);
break;
case 4:
_ILGetFileSize(pidl, psd->str.u.cStr, MAX_PATH);
break;
case 5:
_ILGetFileDate(pidl, psd->str.u.cStr, MAX_PATH);
break;
}
}
return hr;
}
static HRESULT WINAPI UnixFolder_IShellFolder2_MapColumnToSCID(IShellFolder2* iface, UINT iColumn,
SHCOLUMNID *pscid)
{
TRACE("stub\n");
return E_NOTIMPL;
}
/* VTable for UnixFolder's IShellFolder2 interface.
*/
static const IShellFolder2Vtbl UnixFolder_IShellFolder2_Vtbl = {
UnixFolder_IShellFolder2_QueryInterface,
UnixFolder_IShellFolder2_AddRef,
UnixFolder_IShellFolder2_Release,
UnixFolder_IShellFolder2_ParseDisplayName,
UnixFolder_IShellFolder2_EnumObjects,
UnixFolder_IShellFolder2_BindToObject,
UnixFolder_IShellFolder2_BindToStorage,
UnixFolder_IShellFolder2_CompareIDs,
UnixFolder_IShellFolder2_CreateViewObject,
UnixFolder_IShellFolder2_GetAttributesOf,
UnixFolder_IShellFolder2_GetUIObjectOf,
UnixFolder_IShellFolder2_GetDisplayNameOf,
UnixFolder_IShellFolder2_SetNameOf,
UnixFolder_IShellFolder2_GetDefaultSearchGUID,
UnixFolder_IShellFolder2_EnumSearches,
UnixFolder_IShellFolder2_GetDefaultColumn,
UnixFolder_IShellFolder2_GetDefaultColumnState,
UnixFolder_IShellFolder2_GetDetailsEx,
UnixFolder_IShellFolder2_GetDetailsOf,
UnixFolder_IShellFolder2_MapColumnToSCID
};
static HRESULT WINAPI UnixFolder_IPersistFolder2_QueryInterface(IPersistFolder2* This, REFIID riid,
void** ppvObject)
{
return UnixFolder_IShellFolder2_QueryInterface(
(IShellFolder2*)ADJUST_THIS(UnixFolder, IPersistFolder2, This), riid, ppvObject);
}
static ULONG WINAPI UnixFolder_IPersistFolder2_AddRef(IPersistFolder2* This)
{
return UnixFolder_IShellFolder2_AddRef(
(IShellFolder2*)ADJUST_THIS(UnixFolder, IPersistFolder2, This));
}
static ULONG WINAPI UnixFolder_IPersistFolder2_Release(IPersistFolder2* This)
{
return UnixFolder_IShellFolder2_Release(
(IShellFolder2*)ADJUST_THIS(UnixFolder, IPersistFolder2, This));
}
static HRESULT WINAPI UnixFolder_IPersistFolder2_GetClassID(IPersistFolder2* This, CLSID* pClassID)
{
TRACE("stub\n");
return E_NOTIMPL;
}
static HRESULT WINAPI UnixFolder_IPersistFolder2_Initialize(IPersistFolder2* iface, LPCITEMIDLIST pidl)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IPersistFolder2, iface);
TRACE("(iface=%p, pidl=%p)\n", iface, pidl);
This->m_pidlLocation = ILClone(pidl);
pdump(pidl);
if (!UNIXFS_pidl_to_path(pidl, This))
return E_FAIL;
UNIXFS_build_subfolder_pidls(This);
return S_OK;
}
static HRESULT WINAPI UnixFolder_IPersistFolder2_GetCurFolder(IPersistFolder2* iface, LPITEMIDLIST* ppidl)
{
UnixFolder *This = ADJUST_THIS(UnixFolder, IPersistFolder2, iface);
TRACE ("(iface=%p, ppidl=%p)\n", iface, ppidl);
if (!ppidl)
return E_POINTER;
*ppidl = ILClone (This->m_pidlLocation);
return S_OK;
}
/* VTable for UnixFolder's IPersistFolder interface.
*/
static const IPersistFolder2Vtbl UnixFolder_IPersistFolder2_Vtbl = {
UnixFolder_IPersistFolder2_QueryInterface,
UnixFolder_IPersistFolder2_AddRef,
UnixFolder_IPersistFolder2_Release,
UnixFolder_IPersistFolder2_GetClassID,
UnixFolder_IPersistFolder2_Initialize,
UnixFolder_IPersistFolder2_GetCurFolder
};
/******************************************************************************
* Unix[Dos]Folder_Constructor [Internal]
*
* PARAMS
* pUnkOuter [I] Outer class for aggregation. Currently ignored.
* riid [I] Interface asked for by the client.
* ppv [O] Pointer to an riid interface to the UnixFolder object.
*
* NOTES
* Those are the only functions exported from shfldr_unixfs.c. They are called from
* shellole.c's default class factory and thus have to exhibit a LPFNCREATEINSTANCE
* compatible signature.
*
* The UnixDosFolder_Constructor sets the dwPathMode member to PATHMODE_DOS. This
* means that paths are converted from dos to unix and back at the interfaces.
*/
static HRESULT CreateUnixFolder(IUnknown *pUnkOuter, REFIID riid, LPVOID *ppv, DWORD dwPathMode) {
HRESULT hr = E_FAIL;
UnixFolder *pUnixFolder = SHAlloc((ULONG)sizeof(UnixFolder));
if(pUnixFolder) {
pUnixFolder->lpIShellFolder2Vtbl = &UnixFolder_IShellFolder2_Vtbl;
pUnixFolder->lpIPersistFolder2Vtbl = &UnixFolder_IPersistFolder2_Vtbl;
pUnixFolder->m_cRef = 0;
pUnixFolder->m_pszPath = NULL;
pUnixFolder->m_apidlSubDirs = NULL;
pUnixFolder->m_cSubDirs = 0;
pUnixFolder->m_dwPathMode = dwPathMode;
UnixFolder_IShellFolder2_AddRef(STATIC_CAST(IShellFolder2, pUnixFolder));
hr = UnixFolder_IShellFolder2_QueryInterface(STATIC_CAST(IShellFolder2, pUnixFolder), riid, ppv);
UnixFolder_IShellFolder2_Release(STATIC_CAST(IShellFolder2, pUnixFolder));
}
return hr;
}
HRESULT WINAPI UnixFolder_Constructor(IUnknown *pUnkOuter, REFIID riid, LPVOID *ppv) {
TRACE("(pUnkOuter=%p, riid=%p, ppv=%p)\n", pUnkOuter, riid, ppv);
return CreateUnixFolder(pUnkOuter, riid, ppv, PATHMODE_UNIX);
}
HRESULT WINAPI UnixDosFolder_Constructor(IUnknown *pUnkOuter, REFIID riid, LPVOID *ppv) {
TRACE("(pUnkOuter=%p, riid=%p, ppv=%p)\n", pUnkOuter, riid, ppv);
return CreateUnixFolder(pUnkOuter, riid, ppv, PATHMODE_DOS);
}
/******************************************************************************
* UnixSubFolderIterator
*
* Class whose heap based objects represent iterators over the sub-directories
* of a given UnixFolder object.
*/
/* UnixSubFolderIterator object layout and typedef.
*/
typedef struct _UnixSubFolderIterator {
const IEnumIDListVtbl *lpIEnumIDListVtbl;
ULONG m_cRef;
UnixFolder *m_pUnixFolder;
ULONG m_cIdx;
SHCONTF m_fFilter;
} UnixSubFolderIterator;
static void UnixSubFolderIterator_Destroy(UnixSubFolderIterator *iterator) {
TRACE("(iterator=%p)\n", iterator);
UnixFolder_IShellFolder2_Release((IShellFolder2*)iterator->m_pUnixFolder);
SHFree(iterator);
}
static HRESULT WINAPI UnixSubFolderIterator_IEnumIDList_QueryInterface(IEnumIDList* iface,
REFIID riid, void** ppv)
{
TRACE("(iface=%p, riid=%p, ppv=%p)\n", iface, riid, ppv);
if (!ppv) return E_INVALIDARG;
if (IsEqualIID(&IID_IUnknown, riid) || IsEqualIID(&IID_IEnumIDList, riid)) {
*ppv = iface;
} else {
*ppv = NULL;
return E_NOINTERFACE;
}
IEnumIDList_AddRef(iface);
return S_OK;
}
static ULONG WINAPI UnixSubFolderIterator_IEnumIDList_AddRef(IEnumIDList* iface)
{
UnixSubFolderIterator *This = ADJUST_THIS(UnixSubFolderIterator, IEnumIDList, iface);
TRACE("(iface=%p)\n", iface);
return InterlockedIncrement(&This->m_cRef);
}
static ULONG WINAPI UnixSubFolderIterator_IEnumIDList_Release(IEnumIDList* iface)
{
UnixSubFolderIterator *This = ADJUST_THIS(UnixSubFolderIterator, IEnumIDList, iface);
ULONG cRef;
TRACE("(iface=%p)\n", iface);
cRef = InterlockedDecrement(&This->m_cRef);
if (!cRef)
UnixSubFolderIterator_Destroy(This);
return cRef;
}
static HRESULT WINAPI UnixSubFolderIterator_IEnumIDList_Next(IEnumIDList* iface, ULONG celt,
LPITEMIDLIST* rgelt, ULONG* pceltFetched)
{
UnixSubFolderIterator *This = ADJUST_THIS(UnixSubFolderIterator, IEnumIDList, iface);
ULONG i;
TRACE("(iface=%p, celt=%ld, rgelt=%p, pceltFetched=%p)\n", iface, celt, rgelt, pceltFetched);
for (i=0; (i < celt) && (This->m_cIdx < This->m_pUnixFolder->m_cSubDirs); This->m_cIdx++) {
LPITEMIDLIST pCurrent = This->m_pUnixFolder->m_apidlSubDirs[This->m_cIdx];
if (UNIXFS_is_pidl_of_type(pCurrent, This->m_fFilter)) {
rgelt[i] = ILClone(pCurrent);
i++;
}
}
if (pceltFetched)
*pceltFetched = i;
return i == celt ? S_OK : S_FALSE;
}
static HRESULT WINAPI UnixSubFolderIterator_IEnumIDList_Skip(IEnumIDList* iface, ULONG celt)
{
UnixSubFolderIterator *This = ADJUST_THIS(UnixSubFolderIterator, IEnumIDList, iface);
ULONG i;
TRACE("(iface=%p, celt=%ld)\n", iface, celt);
for (i=0; i < celt; i++) {
while (This->m_cIdx < This->m_pUnixFolder->m_cSubDirs &&
!UNIXFS_is_pidl_of_type(This->m_pUnixFolder->m_apidlSubDirs[This->m_cIdx], This->m_fFilter))
{
This->m_cIdx++;
}
This->m_cIdx++;
}
if (This->m_cIdx > This->m_pUnixFolder->m_cSubDirs) {
This->m_cIdx = This->m_pUnixFolder->m_cSubDirs;
return S_FALSE;
} else {
return S_OK;
}
}
static HRESULT WINAPI UnixSubFolderIterator_IEnumIDList_Reset(IEnumIDList* iface)
{
UnixSubFolderIterator *This = ADJUST_THIS(UnixSubFolderIterator, IEnumIDList, iface);
TRACE("(iface=%p)\n", iface);
This->m_cIdx = 0;
return S_OK;
}
static HRESULT WINAPI UnixSubFolderIterator_IEnumIDList_Clone(IEnumIDList* This,
IEnumIDList** ppenum)
{
TRACE("stub\n");
return E_NOTIMPL;
}
/* VTable for UnixSubFolderIterator's IEnumIDList interface.
*/
static const IEnumIDListVtbl UnixSubFolderIterator_IEnumIDList_Vtbl = {
UnixSubFolderIterator_IEnumIDList_QueryInterface,
UnixSubFolderIterator_IEnumIDList_AddRef,
UnixSubFolderIterator_IEnumIDList_Release,
UnixSubFolderIterator_IEnumIDList_Next,
UnixSubFolderIterator_IEnumIDList_Skip,
UnixSubFolderIterator_IEnumIDList_Reset,
UnixSubFolderIterator_IEnumIDList_Clone
};
static IUnknown *UnixSubFolderIterator_Construct(UnixFolder *pUnixFolder, SHCONTF fFilter) {
UnixSubFolderIterator *iterator;
TRACE("(pUnixFolder=%p)\n", pUnixFolder);
iterator = SHAlloc((ULONG)sizeof(UnixSubFolderIterator));
iterator->lpIEnumIDListVtbl = &UnixSubFolderIterator_IEnumIDList_Vtbl;
iterator->m_cRef = 0;
iterator->m_cIdx = 0;
iterator->m_pUnixFolder = pUnixFolder;
iterator->m_fFilter = fFilter;
UnixSubFolderIterator_IEnumIDList_AddRef((IEnumIDList*)iterator);
UnixFolder_IShellFolder2_AddRef((IShellFolder2*)pUnixFolder);
return (IUnknown*)iterator;
}