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NCBI C++ ToolKit: src/util/compress/api/archive.cpp Source File

& message,

(message.empty()) {

=

+

.GetName() +

;

(!

.GetName().empty()) {

+=

+

.GetName() +

;

* strerr = x_errno ?

(x_errno) : 0;

(

& base_dir,

& path,

is_absolute_allowed)

(retval.size() > base_dir.size()) {

retval.erase(0, base_dir.size()

);

retval.assign(1,

);

(retval.size() > 1

&&

((

) retval[0]) && retval[1] ==

) {

(pos < retval.size() && retval[pos] ==

) {

retval.erase(0, pos);

(pos > 0 && retval[pos - 1] ==

) {

(pos < retval.size()) {

(absolute && is_absolute_allowed) {

->HaveSupport_AbsolutePath();

->HaveSupport_FileStream();

(!

|| !buf_size) {

*out_size = (size_t)

.GetSize();

(!buf_ptr || !buf_size_ptr) {

uncompressed_size =

.GetSize();

(!uncompressed_size) {

( uncompressed_size >

(*buf_size_ptr).max() ) {

(eMemory,

+

x_uncompressed_size = (size_t)uncompressed_size;

* ptr =

(x_uncompressed_size);

*buf_size_ptr = x_uncompressed_size;

->ExtractEntryToCallback(

, callback);

& comment)

(path, level, comment);

unique_ptr<CArchive::TEntries>

level,

& comment)

(!

|| !buf_size) {

(eBadName,

);

(eUnsupported,

);

(eUnsupported,

);

(eUnsupported,

);

=

->GetNumEntries();

(

= 0;

<

;

++) {

list<CTempString> elems;

(list<CTempString>, it, elems) {

( entry->

().empty() ) {

unique_ptr<CDirEntry> dst(

dst->DereferenceLink();

(dst->GetTimeT(&dst_time)

);

dirname = dst->GetDir();

(!dirname.empty()) {

(!

(dirname).CreatePath()) {

dst->GetPath() +

+

(x_errno));

unique_ptr<CDirEntry> path_ptr;

dst = path_ptr.get();

time_t mtime(

.GetModificationTime());

time_t atime(

.GetLastAccessTime());

time_t ctime(

.GetCreationTime());

(!dst->

(&mtime, &atime, &ctime)) {

(eRestoreAttrs,

+

uid, gid;

(uid !=

.GetUserId() || gid !=

.GetGroupId()) {

(

& (S_ISUID | S_ISGID)) {

&= ~(S_ISUID | S_ISGID);

& comment,

(!entry.

(&

, follow_links)) {

list<CTempString> elems;

(list<CTempString>, it, elems) {

(eBadName,

+ temp +

);

(eUnsupportedEntryType,

+ path +

);

uid = 0, gid = 0;

.orig.st_uid = (uid_t) uid;

.orig.st_gid = (gid_t) gid;

found =

;

(!temp.empty()) {

e->GetModificationTime()) {

isread = ((

)action & (

)

) > 0;

isread = ((

)action & (

)

) > 0;

(!buf_ptr || !buf_size_ptr) {

->FinalizeMemory(buf_ptr, buf_size_ptr);

filesize =

.GetLength();

x_errno = errno;

(eOpen,

+ filename +

);

n_read = fio.

(

.get(), (

)filesize);

(n_read != (

)filesize) {

(eWrite,

);

(eOpen,

);

static string s_FormatMessage(CArchiveException::TErrCode errcode, const string &message, const CArchiveEntryInfo &info)

static string s_ToArchiveName(const string &base_dir, const string &path, bool is_absolute_allowed)

#define ARCHIVE_THROW1(errcode)

#define ARCHIVE_THROW_INFO(errcode, message, info)

static string s_ToFilesystemPath(const string &base_dir, const string &name)

#define ARCHIVE_THROW(errcode, message)

static string s_OSReason(int x_errno)

ncbi::TMaskedQueryRegions mask

CArchiveZip – implementation of IArchive interface for ZIP-archives.

CArchive - base class for file- or memory-based archives.

Class for support low level input/output for files.

The NCBI C++ standard methods for dealing with std::string.

std::ofstream out("events_result.xml")

main entry point for tests

void reset(element_type *p=0, EOwnership ownership=eTakeOwnership)

Reset will delete the old pointer (if owned), set content to the new value, and assume the ownership ...

#define ITERATE(Type, Var, Cont)

ITERATE macro to sequence through container elements.

EFollowLinks

Whether to follow symbolic links (also known as shortcuts or aliases)

element_type * get(void) const

Get pointer.

void reset(element_type *p=0)

Reset will delete the old pointer, set content to the new value, and assume the ownership upon the ne...

#define REVERSE_ITERATE(Type, Var, Cont)

ITERATE macro to reverse sequence through container elements.

@ eIgnoreLinks

Do not follow symbolic links.

@ eFollowLinks

Follow symbolic links.

@ eNoOwnership

No ownership is assumed.

CArchiveFile(EFormat format, const string &filename)

Constructor for file-based archive.

virtual bool Checkpoint(const CArchiveEntryInfo &, EAction)

Return false to skip the current entry when processing.

virtual void SkipEntry(void)

Process current entry (List/Test/Extract/Append)

CDirEntry::EType GetType(void) const

string m_GroupName

Group name.

void x_ExtractEntry(const TEntries *prev_entries)

const string & GetUserName(void) const

int m_fd

File/socket descriptor.

void Save(const string &filename)

Save current opened/created archive to file.

bool HaveSupport(ESupportFeature feature, int param=0)

Check that current archive format have support for specific features.

virtual ~CArchiveCompressionFileStream(void)

Destructor.

virtual unique_ptr< TEntries > Append(const string &path, ELevel level=CCompression::eLevel_Default, const string &comment=kEmptyStr)

Append an entry to the archive.

virtual ~CArchive(void)

Destructor.

const string & GetGroupName(void) const

size_t m_InitialAllocationSize

< Initial allocation size for created archive

unique_ptr< TEntries > x_ReadAndProcess(EAction action)

EOpenMode

Archive open mode.

IArchive::ELocation m_Location

Archive location (file/memory)

ELevel

Compression level.

string m_Comment

Entry comment.

EFormat m_Format

Archive format.

void SetMask(CMask *mask, EOwnership own=eNoOwnership, EMaskType type=eFullPathMask, NStr::ECase acase=NStr::eNocase)

Set name mask for processing.

void x_RestoreAttrs(const CArchiveEntryInfo &info, const CDirEntry *dst=NULL) const

unique_ptr< IArchive > m_Archive

Pointer to interface to EFormat-specific archive support.

virtual void Close(void)

Close the archive making sure all pending output is flushed.

string m_BaseDir

Base directory for relative paths.

CDirEntry::EType m_Type

Type.

virtual void TestEntry(void)

CArchive(EFormat format)

Construct an archive object of specified format.

const void * m_Buf

Buffer where the opening archive is located.

size_t m_BufSize

Size of m_Buf.

bool m_Modified

True after at least one write.

const string & GetLinkName(void) const

virtual void SetBaseDir(const string &dirname)

Set base directory to use for files while extracting from/adding to the archive, and in the latter ca...

string m_LinkName

Link name if type is eLink.

virtual void AppendEntry(const string &path, ELevel level)

virtual void Open(EAction action)

Open the archive for specified action.

string m_FileName

Archive file name.

TNcbiSys_stat m_Stat

Direntry-compatible info (as applicable)

virtual void Close(void)

Close archive.

void x_Open(EAction action)

const string & GetName(void) const

list< CArchiveEntryInfo > TEntries

Define a list of entries.

string m_Name

Entry name.

bool x_AppendEntry(const string &path, ELevel level=CCompression::eLevel_Default)

size_t(* Callback_Write)(const CArchiveEntryInfo &info, const void *buf, size_t n)

Type of user-defined callback for extraction from archive.

void Load(const string &filename)

Load existing archive from file system to memory.

virtual void Create(void)

Create a new empty archive.

CArchiveEntryInfo m_Current

Information about current entry being processed.

unique_ptr< TEntries > x_Append(const string &path, ELevel level, const string &comment, const TEntries *toc=NULL)

virtual void Open(EAction action)

Open the archive for specified action.

virtual void Create(void)

Create a new empty archive.

virtual unique_ptr< TEntries > List(void)

Get information about archive entries.

CArchiveCompressionFileStream(EFormat format, int fd)

Constructor for stream-based archive.

AutoArray< char > m_OwnBuf

Holder for the pointer to memory buffer that will be automatically deallocated if we own it (used for...

TFlags m_Flags

Bitwise OR of flags.

virtual void Open(EAction action)

Open the archive for specified action.

SMask m_MaskFullPath

Set of masks for operations (full path)

virtual void Create(void)

Create a new empty archive.

virtual unique_ptr< TEntries > Extract(void)

Extract the entire archive.

EOpenMode m_OpenMode

What was it opened for.

EAction

Action, performed on the archive.

string m_UserName

User name.

virtual unique_ptr< TEntries > Test(void)

Verify archive integrity.

SMask m_MaskPattern

Set of masks for operations (path components)

FILE * m_FileStream

File stream, can be based on m_fd.

virtual void ExtractFileToMemory(const CArchiveEntryInfo &info, void *buf, size_t buf_size, size_t *out_size)

Extract single file entry to a memory buffer.

#define COMPRESS_HANDLE_EXCEPTIONS(subcode, message)

Macro to catch and handle exceptions (from streams in the destructor)

virtual void ExtractEntry(const CDirEntry &dst)

CArchiveMemory(EFormat format, const void *buf=NULL, size_t buf_size=0)

Constructor for memory-based archive.

time_t GetModificationTime(void) const

virtual void Finalize(void **buf_ptr, size_t *buf_size_ptr)

Finalize the archive created in memory.

virtual void Open(EAction action)=0

Open archive.

virtual void ExtractFileToCallback(const CArchiveEntryInfo &info, IArchive::Callback_Write callback)

Extract single file entry using user-defined callback.

virtual unique_ptr< CArchive::TEntries > AppendFileFromMemory(const string &name_in_archive, void *buf, size_t buf_size, ELevel level=CCompression::eLevel_Default, const string &comment=kEmptyStr)

Append a single file entry to the created archive using data from memory buffer.

virtual void ExtractFileToHeap(const CArchiveEntryInfo &info, void **buf_ptr, size_t *buf_size_ptr)

Extract single file entry to a dynamically allocated memory buffer.

@ eFileStream

File stream based archive (FILE*)

@ eFile

File-based archive.

@ eMemory

Memory-based archive.

@ fSkipUnsupported

Skip unsupported entries rather than making files out of them when extracting (the latter is the defa...

@ fPreserveTime

Preserve date/times for extracted files Note, that some formats, as zip for example,...

@ fUpdate

Only update entries that are older than those already existing.

@ fPreserveAll

Preserve all file attributes.

@ fFollowLinks

Follow symbolic links (instead of storing/extracting them)

@ fBackup

Backup destinations if they exist (all entries including dirs)

@ fOverwrite

Allow to overwrite destinations with entries from the archive.

@ fPreserveOwner

Create extracted files with the original ownership.

@ fDefault

Default flags.

@ fPreserveMode

Create extracted files with the original permissions.

@ fEqualTypes

If destination entry exists, it must have the same type as source.

#define NCBI_THROW(exception_class, err_code, message)

Generic macro to throw an exception, given the exception class, error code and message string.

void Close(void)

Close file.

EType

Directory entry type.

static string NormalizePath(const string &path, EFollowLinks follow_links=eIgnoreLinks)

Normalize a path.

TEntries GetEntries(const string &mask=kEmptyStr, TGetEntriesFlags flags=0) const

Get directory entries based on the specified "mask".

static string GetTmpNameEx(const string &dir=kEmptyStr, const string &prefix=kEmptyStr, ETmpFileCreationMode mode=eTmpFileGetName)

Get temporary file name.

size_t Write(const void *buf, size_t count) const

Write file.

static bool IsAbsolutePath(const string &path)

Check if a "path" is absolute for the current OS.

void Open(const string &filename, EOpenMode open_mode, EAccessMode access_mode, EShareMode share_mode=eShare)

Open file.

unsigned int TSpecialModeBits

Bitwise OR of ESpecialModeBits.

unsigned int TMode

Bitwise OR of "EMode".

virtual bool SetMode(TMode user_mode, TMode group_mode=fDefault, TMode other_mode=fDefault, TSpecialModeBits special=0, TSetModeFlags flags=eEntryOnly) const

Set permission mode(s) of a directory entry.

bool Backup(const string &suffix=kEmptyStr, EBackupMode mode=eBackup_Default, TCopyFlags copyflags=fCF_Default, size_t copybufsize=0)

Backup an entry.

virtual bool Remove(TRemoveFlags flags=eRecursive) const

Remove a directory entry.

string LookupLink(void) const

Get an entry name that a link points to.

static void ModeFromModeT(mode_t mode, TMode *user_mode, TMode *group_mode=0, TMode *other_mode=0, TSpecialModeBits *special=0)

Convert mode_t to permission mode(s).

static CDirEntry * CreateObject(EType type, const string &path=kEmptyStr)

Construct a directory entry object of a specified type.

static string AddTrailingPathSeparator(const string &path)

Add trailing path separator, if needed.

bool GetOwner(string *owner, string *group=0, EFollowLinks follow=eFollowLinks, unsigned int *uid=0, unsigned int *gid=0) const

Get an entry owner.

static string ConcatPath(const string &first, const string &second)

Concatenate two parts of the path for the current OS.

bool SetTimeT(const time_t *modification=0, const time_t *last_access=0, const time_t *creation=0) const

Set time stamp(s) of a directory entry (time_t version).

bool Stat(struct SStat *buffer, EFollowLinks follow_links=eIgnoreLinks) const

Get status information on a dir entry.

size_t Read(void *buf, size_t count) const

Read file.

bool SetOwner(const string &owner, const string &group=kEmptyStr, EFollowLinks follow=eFollowLinks, unsigned int *uid=0, unsigned int *gid=0) const

Set an entry owner and/or group.

EType GetType(EFollowLinks follow=eIgnoreLinks) const

Get a type of a directory entry.

const string & GetPath(void) const

Get entry path.

@ eSocket

Socket (UNIX only)

@ eBlockSpecial

Block special (UNIX only)

@ eLink

Symbolic link (UNIX only)

@ eCharSpecial

Character special.

@ fRF_Default

Default flags.

@ fRF_Overwrite

Remove destination if it exists.

@ eTmpFileCreate

Create empty file for each GetTmpName* call.

@ eRead

File can be read.

@ eReadWrite

File can be read and written.

@ eOpen

Open an existing file, or create a new one.

@ eCreate

Create a new file, or truncate an existing one.

@ eBackup_Rename

Rename entry.

int64_t Int8

8-byte (64-bit) signed integer

uint64_t Uint8

8-byte (64-bit) unsigned integer

ncbi_numeric_limits< T > get_limits(const T &)

Generic template to get STD limits by a variable.

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

NCBI_NS_STD::string::size_type SIZE_TYPE

static string Int8ToString(Int8 value, TNumToStringFlags flags=0, int base=10)

Convert Int8 to string.

static list< string > & Split(const CTempString str, const CTempString delim, list< string > &arr, TSplitFlags flags=0, vector< SIZE_TYPE > *token_pos=NULL)

Split a string using specified delimiters.

static string IntToString(int value, TNumToStringFlags flags=0, int base=10)

Convert int to string.

static string UIntToString(unsigned int value, TNumToStringFlags flags=0, int base=10)

Convert UInt to string.

static bool StartsWith(const CTempString str, const CTempString start, ECase use_case=eCase)

Check if a string starts with a specified prefix value.

ECase

Which type of string comparison.

static string & ReplaceInPlace(string &src, const string &search, const string &replace, SIZE_TYPE start_pos=0, SIZE_TYPE max_replace=0, SIZE_TYPE *num_replace=0)

Replace occurrences of a substring within a string.

@ fSplit_MergeDelimiters

Merge adjacent delimiters.

@ eNocase

Case insensitive compare.

@ eCase

Case sensitive compare.

enum ENcbiOwnership EOwnership

Ownership relations between objects.

virtual bool Match(CTempString str, NStr::ECase use_case=NStr::eCase) const =0

Match a string.

unsigned int

A callback function used to compare two keys in a database.

Definition of all error codes used in util (xutil.lib).

The blob sat and sat key Both must be positive integers</td > n< td > Non empty string The interpretation of the blob id depends on a processor Cassandra n processor expects the following format

const struct ncbi::grid::netcache::search::fields::SIZE size

static int match(PCRE2_SPTR start_eptr, PCRE2_SPTR start_ecode, uint16_t top_bracket, PCRE2_SIZE frame_size, pcre2_match_data *match_data, match_block *mb)

static SLJIT_INLINE sljit_ins st(sljit_gpr r, sljit_s32 d, sljit_gpr x, sljit_gpr b)

static SLJIT_INLINE sljit_ins msg(sljit_gpr r, sljit_s32 d, sljit_gpr x, sljit_gpr b)

Alternate stat structure for use instead of the standard struct stat.

static void Delete(CDirEntry *entry)

static TTarMode s_ModeToTar(mode_t mode)

static wxAcceleratorEntry entries[3]

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