LibreOffice 24.2 SDK C/C++ API Reference
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 /*
3  * This file is part of the LibreOffice project.
4  *
5  * This Source Code Form is subject to the terms of the Mozilla Public
6  * License, v. 2.0. If a copy of the MPL was not distributed with this
7  * file, You can obtain one at
8  *
9  * This file incorporates work covered by the following license notice:
10  *
11  * Licensed to the Apache Software Foundation (ASF) under one or more
12  * contributor license agreements. See the NOTICE file distributed
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14  * ownership. The ASF licenses this file to you under the Apache
15  * License, Version 2.0 (the "License"); you may not use this file
16  * except in compliance with the License. You may obtain a copy of
17  * the License at .
18  */
20 /*
21  * This file is part of LibreOffice published API.
22  */
27 #include "sal/config.h"
29 #include "osl/time.h"
30 #include "rtl/ustring.h"
31 #include "sal/saldllapi.h"
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
88 /* Error codes according to errno */
89 typedef enum {
141 } oslFileError;
143 typedef void *oslDirectory;
144 typedef void *oslDirectoryItem;
170  rtl_uString *pustrDirectoryURL, oslDirectory *pDirectory);
202  oslDirectory Directory,
203  oslDirectoryItem *pItem,
204  sal_uInt32 uHint
205  );
221  oslDirectory Directory);
258  rtl_uString *pustrFileURL,
259  oslDirectoryItem *pItem
260  );
278  oslDirectoryItem Item );
299  oslDirectoryItem Item );
320  oslDirectoryItem pItemA,
321  oslDirectoryItem pItemB );
328 typedef enum {
329  osl_File_Type_Directory, /*< directory */
330  osl_File_Type_Volume, /*< volume (e.g. C:, A:) */
331  osl_File_Type_Regular, /*< regular file */
332  osl_File_Type_Fifo, /*< named pipe */
333  osl_File_Type_Socket, /*< socket */
334  osl_File_Type_Link, /*< file link */
335  osl_File_Type_Special, /*< special device file */
336  osl_File_Type_Unknown /*< unknown file type */
337 } oslFileType;
345 #define osl_File_Attribute_ReadOnly 0x00000001
346 #define osl_File_Attribute_Hidden 0x00000002
347 #define osl_File_Attribute_Executable 0x00000010
348 #define osl_File_Attribute_GrpWrite 0x00000020
349 #define osl_File_Attribute_GrpRead 0x00000040
350 #define osl_File_Attribute_GrpExe 0x00000080
351 #define osl_File_Attribute_OwnWrite 0x00000100
352 #define osl_File_Attribute_OwnRead 0x00000200
353 #define osl_File_Attribute_OwnExe 0x00000400
354 #define osl_File_Attribute_OthWrite 0x00000800
355 #define osl_File_Attribute_OthRead 0x00001000
356 #define osl_File_Attribute_OthExe 0x00002000
364 #define osl_FileStatus_Mask_Type 0x00000001
365 #define osl_FileStatus_Mask_Attributes 0x00000002
366 #define osl_FileStatus_Mask_CreationTime 0x00000010
367 #define osl_FileStatus_Mask_AccessTime 0x00000020
368 #define osl_FileStatus_Mask_ModifyTime 0x00000040
369 #define osl_FileStatus_Mask_FileSize 0x00000080
370 #define osl_FileStatus_Mask_FileName 0x00000100
371 #define osl_FileStatus_Mask_FileURL 0x00000200
372 #define osl_FileStatus_Mask_LinkTargetURL 0x00000400
373 #define osl_FileStatus_Mask_All 0x7FFFFFFF
374 #define osl_FileStatus_Mask_Validate 0x80000000
382 typedef struct _oslFileStatus {
384  sal_uInt32 uStructSize;
386  sal_uInt32 uValidFields;
390  sal_uInt64 uAttributes;
400  sal_uInt64 uFileSize;
403  rtl_uString *ustrFileName;
406  rtl_uString *ustrFileURL;
410  rtl_uString *ustrLinkTargetURL;
411 } oslFileStatus;
452  oslDirectoryItem Item, oslFileStatus *pStatus, sal_uInt32 uFieldMask );
454 typedef void *oslVolumeDeviceHandle;
474  oslVolumeDeviceHandle Handle );
494  oslVolumeDeviceHandle Handle );
521  oslVolumeDeviceHandle Handle, rtl_uString **ppustrDirectoryURL);
528 #define osl_Volume_Attribute_Removeable 0x00000001
529 #define osl_Volume_Attribute_Remote 0x00000002
530 #define osl_Volume_Attribute_CompactDisc 0x00000004
531 #define osl_Volume_Attribute_FixedDisk 0x00000008
532 #define osl_Volume_Attribute_RAMDisk 0x00000010
533 #define osl_Volume_Attribute_FloppyDisk 0x00000020
535 #define osl_Volume_Attribute_Case_Is_Preserved 0x00000040
536 #define osl_Volume_Attribute_Case_Sensitive 0x00000080
546 #define osl_VolumeInfo_Mask_Attributes 0x00000001
547 #define osl_VolumeInfo_Mask_TotalSpace 0x00000002
548 #define osl_VolumeInfo_Mask_UsedSpace 0x00000004
549 #define osl_VolumeInfo_Mask_FreeSpace 0x00000008
550 #define osl_VolumeInfo_Mask_MaxNameLength 0x00000010
551 #define osl_VolumeInfo_Mask_MaxPathLength 0x00000020
552 #define osl_VolumeInfo_Mask_FileSystemName 0x00000040
553 #define osl_VolumeInfo_Mask_DeviceHandle 0x00000080
554 #define osl_VolumeInfo_Mask_FileSystemCaseHandling 0x00000100
564 typedef struct _oslVolumeInfo {
567  sal_uInt32 uStructSize;
569  sal_uInt32 uValidFields;
571  sal_uInt32 uAttributes;
573  sal_uInt64 uTotalSpace;
575  sal_uInt64 uUsedSpace;
577  sal_uInt64 uFreeSpace;
579  sal_uInt32 uMaxNameLength;
581  sal_uInt32 uMaxPathLength;
585  rtl_uString *ustrFileSystemName;
589 } oslVolumeInfo;
626  rtl_uString *pustrDirectoryURL,
627  oslVolumeInfo *pInfo,
628  sal_uInt32 uFieldMask );
630 typedef void *oslFileHandle;
632 /* Open flags */
634 #define osl_File_OpenFlag_Read 0x00000001
635 #define osl_File_OpenFlag_Write 0x00000002
636 #define osl_File_OpenFlag_Create 0x00000004
637 #define osl_File_OpenFlag_NoLock 0x00000008
638 /* larger bit-fields reserved for internal use cf. detail/file.h */
694  rtl_uString *pustrFileURL, oslFileHandle *pHandle, sal_uInt32 uFlags );
696 #define osl_Pos_Absolut 1
697 #define osl_Pos_Current 2
698 #define osl_Pos_End 3
725  oslFileHandle Handle, sal_uInt32 uHow, sal_Int64 uPos );
746  oslFileHandle Handle, sal_uInt64 *pPos );
770  oslFileHandle Handle, sal_uInt64 uSize );
793  oslFileHandle Handle, sal_uInt64 *pSize );
801 #define osl_File_MapFlag_RandomAccess ((sal_uInt32)(0x1))
813 #define osl_File_MapFlag_WillNeed ((sal_uInt32)(0x2))
856  oslFileHandle Handle,
857  void** ppAddr,
858  sal_uInt64 uLength,
859  sal_uInt64 uOffset,
860  sal_uInt32 uFlags
861 );
864 #ifndef ANDROID
878  void* pAddr,
879  sal_uInt64 uLength
880 );
882 #endif
896  oslFileHandle Handle,
897  void* pAddr,
898  sal_uInt64 uLength
899 );
935  oslFileHandle Handle, void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64 *pBytesRead );
961  oslFileHandle Handle, sal_Bool *pIsEOF );
999  oslFileHandle Handle, const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64 *pBytesWritten );
1033  oslFileHandle Handle,
1034  sal_uInt64 uOffset,
1035  void* pBuffer,
1036  sal_uInt64 uBytesRequested,
1037  sal_uInt64* pBytesRead
1038 );
1075  oslFileHandle Handle,
1076  sal_uInt64 uOffset,
1077  const void* pBuffer,
1078  sal_uInt64 uBytesToWrite,
1079  sal_uInt64* pBytesWritten
1080 );
1108  oslFileHandle Handle, sal_Sequence** ppSequence );
1175 SAL_DLLPUBLIC oslFileError SAL_CALL osl_createDirectory( rtl_uString* pustrDirectoryURL );
1192  rtl_uString * url, sal_uInt32 flags);
1219 SAL_DLLPUBLIC oslFileError SAL_CALL osl_removeDirectory( rtl_uString* pustrDirectoryURL );
1236 typedef void (SAL_CALL *oslDirectoryCreationCallbackFunc)(void* pData, rtl_uString* aDirectoryUrl);
1282  rtl_uString* aDirectoryUrl,
1283  oslDirectoryCreationCallbackFunc aDirectoryCreationCallbackFunc,
1284  void* pData);
1312  rtl_uString* pustrFileURL );
1341  rtl_uString* pustrSourceFileURL, rtl_uString *pustrDestFileURL );
1368  rtl_uString* pustrSourceFileURL, rtl_uString *pustrDestFileURL );
1390  rtl_uString *pustrRequestedURL, rtl_uString **ppustrValidURL);
1426  rtl_uString* pustrBaseDirectoryURL,
1427  rtl_uString *pustrRelativeFileURL,
1428  rtl_uString **ppustrAbsoluteFileURL );
1444  rtl_uString *pustrSystemPath, rtl_uString **ppustrFileURL);
1477  rtl_uString *pustrFileName, rtl_uString *pustrSearchPath, rtl_uString **ppustrFileURL );
1493  rtl_uString *pustrFileURL, rtl_uString **ppustrSystemPath);
1506 typedef sal_uInt32 (SAL_CALL *oslCalcTextWidthFunc)( rtl_uString *ustrText );
1528  rtl_uString *ustrSystemPath,
1529  rtl_uString **pustrCompacted,
1530  sal_uInt32 uMaxWidth,
1531  oslCalcTextWidthFunc pCalcWidth );
1547  rtl_uString *pustrFileURL, sal_uInt64 uAttributes );
1570  rtl_uString *pustrFileURL,
1571  const TimeValue *aCreationTime,
1572  const TimeValue *aLastAccessTime,
1573  const TimeValue *aLastWriteTime);
1584  rtl_uString **pustrTempDirURL );
1636  rtl_uString* pustrDirectoryURL,
1637  oslFileHandle* pHandle,
1638  rtl_uString** ppustrTempFileURL);
1668 SAL_DLLPUBLIC oslFileError SAL_CALL osl_replaceFile(rtl_uString* pustrSourceFileURL,
1669  rtl_uString* pustrDestFileURL);
1671 #ifdef __cplusplus
1672 }
1673 #endif
1675 #endif // INCLUDED_OSL_FILE_H
1677 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Definition: file.h:103
Definition: file.h:329
Definition: file.h:111
TimeValue aCreationTime
First creation time in nanoseconds since 1/1/1970.
Definition: file.h:393
Definition: file.h:94
SAL_DLLPUBLIC oslFileError osl_releaseDirectoryItem(oslDirectoryItem Item)
Decrease the refcount of a directory item handle.
Definition: file.h:102
SAL_DLLPUBLIC oslFileError osl_getFilePos(oslFileHandle Handle, sal_uInt64 *pPos)
Retrieve the current position of the internal pointer of an open file.
Definition: file.h:129
SAL_DLLPUBLIC sal_Bool osl_identicalDirectoryItem(oslDirectoryItem pItemA, oslDirectoryItem pItemB)
Determine if two directory items point the same underlying file.
SAL_DLLPUBLIC oslFileError osl_unmapMappedFile(oslFileHandle Handle, void *pAddr, sal_uInt64 uLength)
Unmap a file segment from memory.
rtl_uString * ustrFileName
Case correct name of the file.
Definition: file.h:403
Definition: file.h:334
SAL_DLLPUBLIC oslFileError osl_syncFile(oslFileHandle Handle)
Synchronize the memory representation of a file with that on the physical medium. ...
struct _oslVolumeInfo oslVolumeInfo
Structure containing information about volumes.
SAL_DLLPUBLIC oslFileError osl_createDirectoryPath(rtl_uString *aDirectoryUrl, oslDirectoryCreationCallbackFunc aDirectoryCreationCallbackFunc, void *pData)
Create a directory path.
Definition: file.h:126
Definition: file.h:99
SAL_DLLPUBLIC oslFileError osl_getAbsoluteFileURL(rtl_uString *pustrBaseDirectoryURL, rtl_uString *pustrRelativeFileURL, rtl_uString **ppustrAbsoluteFileURL)
Convert a path relative to a given directory into an full qualified file URL.
Definition: file.h:89
SAL_DLLPUBLIC oslFileError osl_createDirectory(rtl_uString *pustrDirectoryURL)
Create a directory.
sal_uInt32 uMaxNameLength
Maximum length of file name of a single item.
Definition: file.h:579
rtl_uString * ustrFileURL
Full URL of the file.
Definition: file.h:406
oslFileType eType
The type of the file (file, directory, volume).
Definition: file.h:388
SAL_DLLPUBLIC oslFileError osl_acquireVolumeDeviceHandle(oslVolumeDeviceHandle Handle)
Acquire a volume device handle.
oslVolumeDeviceHandle * pDeviceHandle
Pointer to handle the receives underlying device.
Definition: file.h:588
SAL_DLLPUBLIC oslFileError osl_getDirectoryItem(rtl_uString *pustrFileURL, oslDirectoryItem *pItem)
Retrieve a single directory item.
SAL_DLLPUBLIC oslFileError osl_abbreviateSystemPath(rtl_uString *ustrSystemPath, rtl_uString **pustrCompacted, sal_uInt32 uMaxWidth, oslCalcTextWidthFunc pCalcWidth)
Abbreviate a system notation path.
Definition: file.h:330
SAL_DLLPUBLIC oslFileError osl_getSystemPathFromFileURL(rtl_uString *pustrFileURL, rtl_uString **ppustrSystemPath)
Convert a file URL into a system dependent path.
Definition: saldllapi.h:34
Definition: file.h:134
sal_uInt32(* oslCalcTextWidthFunc)(rtl_uString *ustrText)
Function pointer representing the function called back from osl_abbreviateSystemPath.
Definition: file.h:1506
SAL_DLLPUBLIC oslFileError osl_searchFileURL(rtl_uString *pustrFileName, rtl_uString *pustrSearchPath, rtl_uString **ppustrFileURL)
Search a full qualified system path or a file URL.
Definition: file.h:117
SAL_DLLPUBLIC oslFileError osl_writeFileAt(oslFileHandle Handle, sal_uInt64 uOffset, const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64 *pBytesWritten)
Write a number of bytes to a specified offset in a file.
Definition: file.h:90
This is the binary specification of a SAL sequence.
Definition: types.h:303
Definition: file.h:116
TimeValue aAccessTime
Last access time in nanoseconds since 1/1/1970.
Definition: file.h:396
SAL_DLLPUBLIC oslFileError osl_openFile(rtl_uString *pustrFileURL, oslFileHandle *pHandle, sal_uInt32 uFlags)
Open a regular file.
SAL_DLLPUBLIC oslFileError osl_removeFile(rtl_uString *pustrFileURL)
Remove a regular file.
SAL_DLLPUBLIC oslFileError osl_getFileStatus(oslDirectoryItem Item, oslFileStatus *pStatus, sal_uInt32 uFieldMask)
Retrieve information about a single file or directory.
Definition: file.h:132
SAL_DLLPUBLIC oslFileError osl_createTempFile(rtl_uString *pustrDirectoryURL, oslFileHandle *pHandle, rtl_uString **ppustrTempFileURL)
Creates a temporary file in the directory provided by the caller or the directory returned by osl_get...
Definition: file.h:105
sal_uInt64 uFreeSpace
Free space on the volume for the current process/user.
Definition: file.h:577
void * oslFileHandle
Definition: file.h:630
SAL_DLLPUBLIC oslFileError osl_writeFile(oslFileHandle Handle, const void *pBuffer, sal_uInt64 uBytesToWrite, sal_uInt64 *pBytesWritten)
Write a number of bytes to a file.
SAL_DLLPUBLIC oslFileError osl_readLine(oslFileHandle Handle, sal_Sequence **ppSequence)
Read a line from a file.
SAL_DLLPUBLIC oslFileError osl_isEndOfFile(oslFileHandle Handle, sal_Bool *pIsEOF)
Test if the end of a file is reached.
Definition: file.h:104
SAL_DLLPUBLIC oslFileError osl_getVolumeDeviceMountPath(oslVolumeDeviceHandle Handle, rtl_uString **ppustrDirectoryURL)
Get the full qualified URL where a device is mounted to.
Structure containing information about volumes.
Definition: file.h:564
SAL_DLLPUBLIC oslFileError osl_getVolumeInformation(rtl_uString *pustrDirectoryURL, oslVolumeInfo *pInfo, sal_uInt32 uFieldMask)
Retrieve information about a volume.
SAL_DLLPUBLIC oslFileError osl_getFileURLFromSystemPath(rtl_uString *pustrSystemPath, rtl_uString **ppustrFileURL)
Convert a system dependent path into a file URL.
Definition: file.h:96
Definition: file.h:107
SAL_DLLPUBLIC oslFileError osl_getTempDirURL(rtl_uString **pustrTempDirURL)
Retrieves the file URL of the system&#39;s temporary directory path.
rtl_uString * ustrLinkTargetURL
Full URL of the target file if the file itself is a link.
Definition: file.h:410
SAL_DLLPUBLIC oslFileError osl_openDirectory(rtl_uString *pustrDirectoryURL, oslDirectory *pDirectory)
Open a directory for enumerating its contents.
Definition: file.h:112
struct _oslFileStatus oslFileStatus
Structure containing information about files and directories.
SAL_WARN_UNUSED_RESULT SAL_DLLPUBLIC oslFileError osl_setFilePos(oslFileHandle Handle, sal_uInt32 uHow, sal_Int64 uPos)
Set the internal position pointer of an open file.
Definition: file.h:110
sal_uInt64 uUsedSpace
Used space on the volume for the current process/user.
Definition: file.h:575
Definition: file.h:332
Definition: file.h:127
Definition: file.h:131
sal_uInt32 uValidFields
Determines which members of the structure contain valid data.
Definition: file.h:569
Definition: file.h:122
void * oslDirectory
Definition: file.h:143
Definition: file.h:120
Definition: file.h:137
Definition: file.h:114
unsigned char sal_Bool
Definition: types.h:38
Definition: file.h:140
SAL_DLLPUBLIC oslFileError osl_readFileAt(oslFileHandle Handle, sal_uInt64 uOffset, void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64 *pBytesRead)
Read a number of bytes from a specified offset in a file.
sal_uInt32 uStructSize
Must be initialized with the size in bytes of the structure before passing it to any function...
Definition: file.h:567
SAL_DLLPUBLIC oslFileError osl_copyFile(rtl_uString *pustrSourceFileURL, rtl_uString *pustrDestFileURL)
Copy a file to a new destination.
Definition: file.h:130
void * oslDirectoryItem
Definition: file.h:144
Definition: file.h:133
Definition: file.h:333
Definition: file.h:100
rtl_uString * ustrFileSystemName
Points to a string that receives the name of the file system type.
Definition: file.h:585
Definition: file.h:91
Definition: file.h:98
Definition: file.h:135
SAL_DLLPUBLIC oslFileError osl_setFileSize(oslFileHandle Handle, sal_uInt64 uSize)
Set the file size of an open file.
Definition: file.h:121
Structure containing information about files and directories.
Definition: file.h:382
SAL_DLLPUBLIC oslFileError osl_releaseVolumeDeviceHandle(oslVolumeDeviceHandle Handle)
Release a volume device handle.
sal_uInt32 uMaxPathLength
Maximum length of a full qualified path in system notation.
Definition: file.h:581
sal_uInt32 uAttributes
Attributes of the volume (remote and/or removable)
Definition: file.h:571
Definition: file.h:118
SAL_DLLPUBLIC oslFileError osl_readFile(oslFileHandle Handle, void *pBuffer, sal_uInt64 uBytesRequested, sal_uInt64 *pBytesRead)
Read a number of bytes from a file.
Definition: file.h:336
Definition: file.h:123
sal_uInt32 uValidFields
Determines which members of the structure contain valid data.
Definition: file.h:386
Definition: file.h:124
SAL_DLLPUBLIC oslFileError osl_acquireDirectoryItem(oslDirectoryItem Item)
Increase the refcount of a directory item handle.
SAL_DLLPUBLIC oslFileError osl_getCanonicalName(rtl_uString *pustrRequestedURL, rtl_uString **ppustrValidURL)
Determine a valid unused canonical name for a requested name.
Definition: file.h:331
Definition: file.h:101
Definition: file.h:125
sal_uInt64 uFileSize
Size in bytes of the file.
Definition: file.h:400
SAL_DLLPUBLIC oslFileError osl_setFileTime(rtl_uString *pustrFileURL, const TimeValue *aCreationTime, const TimeValue *aLastAccessTime, const TimeValue *aLastWriteTime)
Set the file time.
SAL_DLLPUBLIC oslFileError osl_closeDirectory(oslDirectory Directory)
Release a directory handle.
void * oslVolumeDeviceHandle
Definition: file.h:454
Time since Jan-01-1970.
Definition: time.h:76
void(* oslDirectoryCreationCallbackFunc)(void *pData, rtl_uString *aDirectoryUrl)
Function pointer representing a function that will be called by osl_createDirectoryPath if a director...
Definition: file.h:1236
Definition: file.h:119
Definition: file.h:113
Use this as markup for functions and methods whose return value must be checked.
Definition: types.h:284
Definition: file.h:128
SAL_DLLPUBLIC oslFileError osl_setFileAttributes(rtl_uString *pustrFileURL, sal_uInt64 uAttributes)
Set file attributes.
SAL_DLLPUBLIC oslFileError osl_closeFile(oslFileHandle Handle)
Close an open file.
SAL_DLLPUBLIC oslFileError osl_moveFile(rtl_uString *pustrSourceFileURL, rtl_uString *pustrDestFileURL)
Move a file or directory to a new destination or renames it.
SAL_DLLPUBLIC oslFileError osl_getNextDirectoryItem(oslDirectory Directory, oslDirectoryItem *pItem, sal_uInt32 uHint)
Retrieve the next item of a previously opened directory.
sal_uInt64 uAttributes
File attributes.
Definition: file.h:390
Definition: file.h:97
SAL_DLLPUBLIC oslFileError osl_createDirectoryWithFlags(rtl_uString *url, sal_uInt32 flags)
Create a directory, passing flags.
Definition: file.h:335
Definition: file.h:106
Definition: file.h:328
Definition: file.h:95
SAL_DLLPUBLIC oslFileError osl_replaceFile(rtl_uString *pustrSourceFileURL, rtl_uString *pustrDestFileURL)
Move a file to a new destination or rename it, taking old file&#39;s identity (if exists).
Definition: file.h:115
#define SAL_MAX_ENUM
Definition: types.h:205
Definition: file.h:108
SAL_DLLPUBLIC oslFileError osl_mapFile(oslFileHandle Handle, void **ppAddr, sal_uInt64 uLength, sal_uInt64 uOffset, sal_uInt32 uFlags)
Map a shared file into memory.
Definition: file.h:136
SAL_DLLPUBLIC oslFileError osl_unmapFile(void *pAddr, sal_uInt64 uLength)
Unmap a shared file from memory.
SAL_DLLPUBLIC oslFileError osl_getFileSize(oslFileHandle Handle, sal_uInt64 *pSize)
Get the file size of an open file.
sal_uInt64 uTotalSpace
Total available space on the volume for the current process/user.
Definition: file.h:573
TimeValue aModifyTime
Last modify time in nanoseconds since 1/1/1970.
Definition: file.h:398
Definition: file.h:92
Definition: file.h:109
Definition: file.h:93
SAL_DLLPUBLIC oslFileError osl_removeDirectory(rtl_uString *pustrDirectoryURL)
Remove an empty directory.
sal_uInt32 uStructSize
Must be initialized with the size in bytes of the structure before passing it to any function...
Definition: file.h:384