author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 13 Oct 2010 16:27:53 +0300 | |
branch | RCL_3 |
changeset 75 | 254b651f304e |
parent 0 | e4d67989cc36 |
permissions | -rw-r--r-- |
0
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// Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies). |
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// All rights reserved. |
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// This component and the accompanying materials are made available |
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// under the terms of "Eclipse Public License v1.0" |
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// which accompanies this distribution, and is available |
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// at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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// |
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// Initial Contributors: |
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// Nokia Corporation - initial contribution. |
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// |
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// Contributors: |
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// |
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// Description: |
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// |
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// |
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|
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#include <unistd.h> |
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#include <errno.h> |
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#include "sysreent.h" |
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#include <dirent.h> |
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#include <utf.h> |
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#include <stddef.h> |
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#include <string.h> |
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#include <stdlib.h> |
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#include <wchar.h> |
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#include <sys/errno.h> |
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#include "sysif.h" |
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|
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#define MAXPATHLEN 260 /* E32STD.H: KMaxFullName + 4 to avoid data loss */ |
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|
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extern "C" { |
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/* |
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Opens a directory. |
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*/ |
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EXPORT_C DIR* opendir(const char* _path) |
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{ |
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wchar_t _wpath[MAXPATHLEN+1]; |
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|
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if (mbstowcs(_wpath, _path, MAXPATHLEN) == (size_t)-1) |
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{ |
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errno = EILSEQ; |
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return 0; |
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} |
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return _opendir_r(&errno, _wpath); |
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} |
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|
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/* |
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A wide-character version of opendir() |
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*/ |
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EXPORT_C WDIR* wopendir(const wchar_t* _wpath) |
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{ |
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if (!_wpath) |
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{ |
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errno = ENOENT; |
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return NULL; |
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} |
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return (WDIR*)_opendir_r(&errno, _wpath); |
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} |
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|
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EXPORT_C struct dirent* readdir(DIR* dp) |
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{ |
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return _readdir_r(&errno, dp); |
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} |
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EXPORT_C struct wdirent* wreaddir(WDIR* wdp) |
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{ |
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if (!wdp) |
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{ |
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errno = EBADF; |
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return NULL; |
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} |
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return _wreaddir_r(wdp); |
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} |
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|
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/* |
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Sets the position (associated with the directory stream that dirp points to) |
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to the beginning of the directory. |
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Additionally, it causes the directory stream to refer to the current state of |
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the corresponding directory. |
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*/ |
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EXPORT_C void wrewinddir(WDIR* wdp) |
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{ |
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_wrewinddir_r(wdp); |
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} |
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EXPORT_C void rewinddir(DIR* dp) |
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{ |
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WDIR* wdp = (__EPOC32_DIR*)dp; |
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wrewinddir(wdp); |
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} |
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|
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/* |
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closes the directory stream that dirp refers to. |
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The memory associated with the directory stream is released. |
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When this function returns, the value of dirp no longer point to |
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an accessible object of type DIR |
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*/ |
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|
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EXPORT_C int wclosedir(WDIR* wdp) |
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{ |
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return _wclosedir_r(&errno,wdp); |
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} |
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|
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EXPORT_C int closedir(DIR* dp) |
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{ |
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if (!dp) |
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{ |
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errno = EBADF; |
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return -1; |
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} |
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|
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WDIR* wdp = (__EPOC32_DIR*)dp; |
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return wclosedir(wdp); |
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} |
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|
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/* |
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sets the position of the next readdir() operation on the directory |
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stream specified by dp to the position specified by index. |
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*/ |
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|
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EXPORT_C void wseekdir(WDIR* wdp, off_t index) |
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{ |
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if(!wdp) |
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{ |
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errno = EFAULT ; |
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return ; |
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} |
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wdp->iIndex = index; |
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} |
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|
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EXPORT_C void seekdir(DIR* dp, long index) |
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{ |
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WDIR* wdp = (__EPOC32_DIR*)dp; |
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wseekdir(wdp, index); |
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} |
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|
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|
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EXPORT_C off_t wtelldir(const WDIR* wdp) |
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{ |
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if(!wdp) |
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{ |
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errno = EFAULT ; |
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return -1 ; |
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} |
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if(wdp->iCount < 0 ) |
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{ |
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return -1; |
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} |
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return wdp->iIndex; |
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} |
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|
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/* |
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Returns the current location associated with the directory stream dir. |
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*/ |
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EXPORT_C long telldir(DIR* dp) |
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{ |
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WDIR* wdp = (__EPOC32_DIR*)dp; |
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return (long)wtelldir(wdp); |
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} |
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|
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}// extern "C" |