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NCBI C++ ToolKit: include/connect/ncbi_conn_stream.hpp Source File

fConn_ReadUnbuffered = 4,

fConn_WriteUnbuffered = 8

(

TConnector& connector,

TConn_Flags

= 0,

GetType(

)

;

GetDescription(

)

;

GetSOCK(

);

GetCONN(

)

;

x_Destroy(

);

(

& host,

max_try,

(

& host,

port = 0,

*

= 0,

*

= 0,

&

(

)

{

m_StatusData.m_Header;}

(

& host,

port = 0,

(

& url,

(

& url,

(

& url,

* user_data = 0,

* user_data = 0,

(

& url) { m_URL = url; }

);

sx_Cleanup (

*

);

(

& service,

(

& service,

& user_header,

sx_Reset (

*

);

);

sx_Cleanup (

*

);

ToVector(vector<char>*);

(

&

,

vector<string>& args,

pipe_size = 0,

(

& pipename,

pipesize = 0

,

(

& host,

& user,

& pass,

port = 0,

(

& host,

& user =

,

& pass =

,

port = 0,

(

& host,

& user,

& pass,

port = 0,

Helper hook-up class that installs default logging/registry/locking (but only if they have not yet be...

CConn_FtpStream specialization (ctor) for download.

CConn_FtpStream specialization (ctor) for upload.

CConn_FtpStream is an elaborate FTP client, can be used for data downloading and/or uploading to and ...

Helper base class for HTTP-like streams.

This stream exchanges data with an HTTP server located at the URL: http[s]://host[:port]/path[?...

const STimeout * GetTimeout(void) const

const STimeout * GetTimeout(void) const

Helper class to build streams on top of CONNECTOR (internal use only).

Base class, inherited from "std::iostream", does both input and output, using the specified CONNECTOR...

In-memory stream (a la strstream or stringstream)

CConn_NamedPipeStream for inter-process communication.

CConn_PipeStream for command piping.

This stream exchanges data with a named service, in a constraint that the service is implemented as o...

This stream exchanges data in a TCP channel, using the SOCK socket API.

CTempString implements a light-weight string on top of a storage buffer whose lifetime management is ...

Interface for testing cancellation request in a long lasting operation.

static void cleanup(void)

static CS_CONNECTION * conn

static const struct type types[]

@ eTakeOwnership

An object can take ownership of another.

@ eNoOwnership

No ownership is assumed.

int GetStatusCode(void) const

Get the last seen HTTP status code, if available.

CConn_IOStream & operator<<(CConn_IOStream &os, const CConn_IOStreamSetWriteTimeout &s)

Stream manipulator "os << SetWriteTimeout(timeout)".

SHTTP_StatusData m_StatusData

CConn_IOStreamSetReadTimeout(const STimeout *timeout)

CConn_IOStreamSetWriteTimeout SetWriteTimeout(const STimeout *timeout)

static const STimeout kZeroTimeout

Polling timeout with the 0.0 time in it.

const CTempString GetStatusText(void) const

Get the last seen HTTP status text, if available.

TConnector(CONNECTOR connector, EIO_Status status=eIO_Success)

SHTTP_StatusData(const SHTTP_StatusData &)

FHTTP_Adjust m_UserAdjust

const STimeout * GetTimeout(void) const

CConn_IOStream(const CConn_IOStream &)

const STimeout * m_Timeout

virtual EIO_Status Pushback(const CT_CHAR_TYPE *data, streamsize size)

Push the specified data "data" of size "size" back into the underlying connection CONN (making it loo...

EIO_Status SetTimeout(EIO_Event direction, const STimeout *timeout) const

Set connection timeout for "direction".

pair< CONNECTOR, EIO_Status > TConnPair

friend CConn_IOStreamSetReadTimeout SetReadTimeout(const STimeout *)

CConn_IOStreamSetTimeout(const STimeout *timeout)

CConn_IOStream & operator>>(CConn_IOStream &is, const CConn_IOStreamSetReadTimeout &s)

Stream manipulator "is >> SetReadTimeout(timeout)".

friend CConn_IOStreamSetWriteTimeout SetWriteTimeout(const STimeout *)

const string & GetHTTPHeader(void) const

Get the last seen HTTP header text, if available.

SHTTP_StatusData & operator=(const SHTTP_StatusData &)

CConn_IOStreamSetReadTimeout SetReadTimeout(const STimeout *timeout)

SOCK GetSOCK(void)

Get underlying SOCK, if available (e.g. after Fetch())

int GetExitCode(void) const

A valid exit code is only made available after an explicit Close()

CConn_IOStream * NcbiOpenURL(const string &url, size_t buf_size=kConn_DefaultBufSize)

Given a URL, open the data source and make it available for _reading_.

const void * m_Ptr

pointer to read memory area (if owned)

FHTTP_Cleanup m_UserCleanup

CPipe & GetPipe(void)

Return an underlying CPipe; it's valid for as long as the stream exists.

CConn_HttpStream_Base(const TConnector &connector, const STimeout *timeout, size_t buf_size, TConn_Flags flags=0)

virtual EIO_Status Pushback(const CT_CHAR_TYPE *data, streamsize size)

Push the specified data "data" of size "size" back into the underlying connection CONN (making it loo...

EHTTP_HeaderParse Parse(const char *header)

FHTTP_ParseHeader m_UserParseHeader

CPipe * m_Pipe

Underlying pipe.

CSocket & GetSocket(void)

Get CSocket, if available (else empty).

unique_ptr< CConn_Streambuf > x_CSb

unsigned int TConn_Flags

bitwise OR of EConn_Flag

int m_ExitCode

Process exit code.

const size_t kConn_DefaultBufSize

I/O buffer size per direction.

CConn_IOStreamSetWriteTimeout(const STimeout *timeout)

CConstIRef< ICanceled > m_Canceled

void SetURL(const string &url)

Set new URL to hit next.

unsigned int THTTP_Flags

Bitwise OR of EHTTP_Flag.

int(* FHTTP_Adjust)(SConnNetInfo *net_info, void *user_data, unsigned int failure_count)

unsigned int TCONN_Callback

void(* FHTTP_Cleanup)(void *user_data)

EHTTP_HeaderParse

The extended version HTTP_CreateConnectorEx() is able to track the HTTP response chain and also chang...

EHTTP_HeaderParse(* FHTTP_ParseHeader)(const char *http_header, void *user_data, int server_error)

@ fHTTP_AutoReconnect

See HTTP_CreateConnectorEx()

@ fCONN_Untie

do not call flush method prior to reading

unsigned int TCreateFlags

bitwise OR of "ECreateFlag"

uint64_t Uint8

8-byte (64-bit) unsigned integer

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

unsigned int TSERV_Type

Bitwise OR of ESERV_Type[Special].

void Reset(SOCK sock, EOwnership if_to_own, ECopyTimeout whence)

Close the current underlying "SOCK" (if any, and if owned), and from now on use "sock" as the underly...

unsigned int TSOCK_Flags

bitwise "OR" of ESOCK_Flags

IO_PREFIX::iostream CNcbiIostream

Portable alias for iostream.

void clear(void)

Clears the string.

enum ENcbiOwnership EOwnership

Ownership relations between objects.

EIO_Event

I/O event (or direction).

@ eIO_Success

everything is fine, no error occurred

@ eIO_Unknown

unknown I/O error (likely fatal but can retry)

@ eIO_Close

also serves as an error indicator in SOCK_Poll

#define NCBI_XCONNECT_EXPORT

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

static const STimeout kZeroTimeout

static int x_Pushback(SOCK sock, BUF buf)

Implement CONNECTOR for a named pipe interprocess communication (based on the NCBI CNamedPipe).

Implement CONNECTOR for a pipe interprocess communication (based on the NCBI CPipe).

Helper class to fetch HTTP status code and text.

string ToString(const wxRect &rc)

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