X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/5a96d2f45fec76a2d0da1c0c7672b62c19280f43..45fcbf3b7a7c9cfd96e67278e4eaa12e8e015651:/docs/latex/wx/socket.tex diff --git a/docs/latex/wx/socket.tex b/docs/latex/wx/socket.tex index d1e8d73e9d..26fb37c2d3 100644 --- a/docs/latex/wx/socket.tex +++ b/docs/latex/wx/socket.tex @@ -8,9 +8,31 @@ -\wxheading{See also} +\wxheading{wxSocket errors}%\label{wxsocketerrs} % Labels don't work on a non-section! -\helpref{GSocket for wxWindows}{gsocketforwx} +\twocolwidtha{7cm} +\begin{twocollist}\itemsep=0pt +\twocolitem{{\bf wxSOCKET\_NOERROR}}{No error happened.} +\twocolitem{{\bf wxSOCKET\_INVOP}}{Invalid operation.} +\twocolitem{{\bf wxSOCKET\_IOERR}}{Input/Output error.} +\twocolitem{{\bf wxSOCKET\_INVADDR}}{Invalid address passed to wxSocket.} +\twocolitem{{\bf wxSOCKET\_INVSOCK}}{Invalid socket (uninitialized).} +\twocolitem{{\bf wxSOCKET\_NOHOST}}{No corresponding host.} +\twocolitem{{\bf wxSOCKET\_INVPORT}}{Invalid port.} +\twocolitem{{\bf wxSOCKET\_TRYAGAIN}}{The IO call has a timeout or is in non-blocking mode.} +\twocolitem{{\bf wxSOCKET\_MEMERR}}{Memory exhausted.} +\end{twocollist}% + +\wxheading{wxSocket events} + +\twocolwidtha{7cm} +\begin{twocollist}\itemsep=0pt +\twocolitem{{\bf wxSOCKET\_INPUT}}{Some data are ready to be got.} +\twocolitem{{\bf wxSOCKET\_OUTPUT}}{The socket is ready to be written to.} +\twocolitem{{\bf wxSOCKET\_CONNECTION}}{Someone want to connect our server.} +\twocolitem{{\bf wxSOCKET\_LOST}}{The connection has been broken.} +\twocolitem{{\bf wxSOCKET\_MAX\_EVENT}}{This should never happen but the compiler may complain about it.} +\end{twocollist}% % --------------------------------------------------------------------------- % Event handling @@ -78,16 +100,41 @@ Destroys the wxSocketBase object. % \membersection{wxSocketBase::SetNotify}\label{wxsocketbasesetnotify} -\func{void}{SetNotify}{\param{GSocketEventFlags}{ event_flags}} +\func{void}{SetNotify}{\param{wxSocketEventFlags}{ event_flags}} SetNotify setups which socket events are to be sent to the event handler. -For more information on socket events see -\helpref{GSocket events}{gsocketforwxevents}. +You specify in parameters a mask of wxSocket events. The flags is: + +\twocolwidtha{7cm} +\begin{twocollist}\itemsep=0pt +\twocolitem{{\bf wxSOCKET\_INPUT\_FLAG}}{to receive wxSOCKET_INPUT} +\twocolitem{{\bf wxSOCKET\_OUTPUT\_FLAG}}{to receive wxSOCKET_OUTPUT} +\twocolitem{{\bf wxSOCKET\_CONNECTION\_FLAG}}{to receive wxSOCKET_CONNECTION} +\twocolitem{{\bf wxSOCKET\_LOST\_FLAG}}{to receive wxSOCKET_LOST} +\end{twocollist}% + +For example: +\begin{verbatim} + sock.SetNotify(wxSOCKET\_INPUT\_FLAG | wxSOCKET\_LOST\_FLAG); +\end{verbatim} +In this example, the user will be notified about incoming socket datas and +a broken connection. + +For more information on socket events see \helpref{wxSocket events}{wxsocketbase}. + +% +% SetTimeout +% +\membersection{wxSocketBase::SetTimeout}{wxsocketbasesettimeout} + +\func{void}{SetTimeout}{\param{int }{seconds}} + +This function sets the socket timeout in seconds. % % Notify % -\membersection{wxSocketBase::Notify}\label{wxsocketbasesetnotify} +\membersection{wxSocketBase::Notify}\label{wxsocketbasenotify} \func{void}{Notify}{\param{bool}{ notify}} @@ -137,15 +184,15 @@ Returns TRUE if the socket mustn't wait. \membersection{wxSocketBase::LastCount}\label{wxsocketbaselastcount} -\constfunc{size\_t}{LastCount}{\void} +\constfunc{wxUint32}{LastCount}{\void} Returns the number of bytes read or written by the last IO call. \membersection{wxSocketBase::LastError}\label{wxsocketbaselasterror} -\constfunc{GSocketError}{LastError}{\void} +\constfunc{wxSocketError}{LastError}{\void} -Returns an error in the GSocket format. See \helpref{GSocket errors}{gsocketforwxerrs}. +Returns the last occured wxSocket error. See \helpref{wxSocket errors}{wxsocketbase}. % --------------------------------------------------------------------------- % IO calls @@ -155,7 +202,7 @@ Returns an error in the GSocket format. See \helpref{GSocket errors}{gsocketforw % \membersection{wxSocketBase::Peek}\label{wxsocketbasepeek} -\func{wxSocketBase\&}{Peek}{\param{char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{Peek}{\param{char *}{ buffer}, \param{wxUint32}{ nbytes}} This function peeks a buffer of {\it nbytes} bytes from the socket. Peeking a buffer doesn't delete it from the system socket in-queue. @@ -181,7 +228,7 @@ Returns a reference to the current object. % \membersection{wxSocketBase::Read}\label{wxsocketbaseread} -\func{wxSocketBase\&}{Read}{\param{char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{Read}{\param{char *}{ buffer}, \param{wxUint32}{ nbytes}} This function reads a buffer of {\it nbytes} bytes from the socket. @@ -220,7 +267,7 @@ This remark is also valid for all IO call. % \membersection{wxSocketBase::Write}\label{wxsocketbasewrite} -\func{wxSocketBase\&}{Write}{\param{const char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{Write}{\param{const char *}{ buffer}, \param{wxUint32}{ nbytes}} This function writes a buffer of {\it nbytes} bytes from the socket. @@ -257,7 +304,7 @@ Returns a reference to the current object. % \membersection{wxSocketBase::WriteMsg}\label{wxsocketbasewritemsg} -\func{wxSocketBase\&}{WriteMsg}{\param{const char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{WriteMsg}{\param{const char *}{ buffer}, \param{wxUint32}{ nbytes}} This function writes a buffer of {\it nbytes} bytes from the socket. But it writes a short header before so that ReadMsg can alloc the right size for @@ -285,7 +332,7 @@ Returns a reference to the current object. % \membersection{wxSocketBase::ReadMsg}\label{wxsocketbasereadmsg} -\func{wxSocketBase\&}{ReadMsg}{\param{char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{ReadMsg}{\param{char *}{ buffer}, \param{wxUint32}{ nbytes}} This function reads a buffer sent by WriteMsg on a socket. If the buffer passed to the function isn't big enough, the function filled it and then discard the @@ -311,9 +358,9 @@ Returns a reference to the current object. % % Unread % -\membersection{wxSocketBase::UnRead}\label{wxsocketbaseunread} +\membersection{wxSocketBase::Unread}\label{wxsocketbaseunread} -\func{wxSocketBase\&}{UnRead}{\param{const char *}{ buffer}, \param{size\_t}{ nbytes}} +\func{wxSocketBase\&}{Unread}{\param{const char *}{ buffer}, \param{wxUint32}{ nbytes}} This function unreads a buffer. It means that the buffer is put in the top of the incoming queue. But, it is put also at the end of all unread buffers. @@ -350,7 +397,7 @@ doesn't wait. % --------------------------------------------------------------------------- \membersection{wxSocketBase::Wait}\label{wxsocketbasewait} -\func{bool}{Wait}{\param{long}{ seconds = -1}, \param{long}{ microsecond = 0}} +\func{bool}{Wait}{\param{long}{ seconds = -1}, \param{long}{ millisecond = 0}} This function waits for an event: it could be an incoming byte, the possibility for the client to write, a lost connection, an incoming connection, an @@ -360,7 +407,7 @@ established connection. \docparam{seconds}{Number of seconds to wait. By default, it waits infinitely.} -\docparam{microsecond}{Number of microseconds to wait.} +\docparam{millisecond}{Number of milliseconds to wait.} \wxheading{Return value} @@ -377,7 +424,7 @@ Returns TRUE if an event occured, FALSE if the timeout was reached. % \membersection{wxSocketBase::WaitForRead}\label{wxsocketbasewaitforread} -\func{bool}{WaitForRead}{\param{long}{ seconds = -1}, \param{long}{ microsecond = 0}} +\func{bool}{WaitForRead}{\param{long}{ seconds = -1}, \param{long}{ millisecond = 0}} This function waits for a read event. @@ -385,7 +432,7 @@ This function waits for a read event. \docparam{seconds}{Number of seconds to wait. By default, it waits infinitely.} -\docparam{microsecond}{Number of microseconds to wait.} +\docparam{millisecond}{Number of milliseconds to wait.} \wxheading{Return value} @@ -402,7 +449,7 @@ Returns TRUE if a byte arrived, FALSE if the timeout was reached. % \membersection{wxSocketBase::WaitForWrite}\label{wxsocketbasewaitforwrite} -\func{bool}{WaitForWrite}{\param{long}{ seconds = -1}, \param{long}{ microsecond = 0}} +\func{bool}{WaitForWrite}{\param{long}{ seconds = -1}, \param{long}{ millisecond = 0}} This function waits for a write event. @@ -410,7 +457,7 @@ This function waits for a write event. \docparam{seconds}{Number of seconds to wait. By default, it waits infinitely.} -\docparam{microsecond}{Number of microseconds to wait.} +\docparam{millisecond}{Number of milliseconds to wait.} \wxheading{Return value} @@ -427,7 +474,7 @@ Returns TRUE if a write event occured, FALSE if the timeout was reached. % \membersection{wxSocketBase::WaitForLost}\label{wxsocketbasewaitforlost} -\func{bool}{Wait}{\param{long}{ seconds = -1}, \param{long}{ microsecond = 0}} +\func{bool}{Wait}{\param{long}{ seconds = -1}, \param{long}{ millisecond = 0}} This function waits for a "lost" event. For instance, the peer may have closed the connection, or the connection may have been broken. @@ -436,7 +483,7 @@ the connection, or the connection may have been broken. \docparam{seconds}{Number of seconds to wait. By default, it waits infinitely.} -\docparam{microsecond}{Number of microseconds to wait.} +\docparam{millisecond}{Number of milliseconds to wait.} \wxheading{Return value} @@ -455,7 +502,8 @@ Returns TRUE if a "lost" event occured, FALSE if the timeout was reached. \func{void}{RestoreState}{\void} -This function restores a previously saved state. +This function restores the previous state of the socket (include flags, +notify flags, notify state, C callback function and data). \wxheading{See also} @@ -478,6 +526,36 @@ actually it saves all flags and the state of the asynchronous callbacks. \helpref{wxSocketBase::RestoreState}{wxsocketbaserestorestate} +% +% GetLocal +% +\membersection{wxSocketBase::GetLocal}{wxsocketbasegetlocal} + +\constfunc{bool}{GetLocal}{\param{wxSockAddress\& }{addr_man}} + +This function returns the local address field of the socket. The local +address field contains the complete local address of the socket (local +address, local port, ...). + +\wxheading{Return value} + +It returns TRUE if no errors happened, FALSE otherwise. + +% +% GetPeer +% +\membersection{wxSocketBase::GetPeer}{wxsocketbasegetlocal} + +\constfunc{bool}{GetPeer}{\param{wxSockAddress\& }{addr_man}} + +This function returns the peer address field of the socket. The peer +address field contains the complete peer host address of the socket +(address, port, ...). + +\wxheading{Return value} + +It returns TRUE if no errors happened, FALSE otherwise. + % --------------------------------------------------------------------------- % Socket callbacks % --------------------------------------------------------------------------- @@ -495,7 +573,43 @@ Sets an event handler to be called when a socket event occured. \wxheading{See also} +\helpref{wxSocketBase::SetNotify}{wxsocketbasesetnotify} +\helpref{wxSocketBase::Notify}{wxsocketbasenotify} \helpref{wxSocketEvent}{wxsocketevent} +\helpref{wxEvtHandler}{wxevthandler} + +\membersection{wxSocketBase::Callback}\label{wxsocketbasecallback} + +\func{wxSocketBase::wxSockCbk}{Callback}{\param{wxSocketBase::wxSockCbk}{ callback}} + +wxSocket event handler can call C callback. This function allows you to set it. +The format of the callback is as followed: +\begin{verbatim} +void SocketCallback(wxSocketBase& sock,wxSocketNotify evt,char *cdata); +\end{verbatim} + +The first parameter reminds you of the caller socket. The second parameter +informs you about the current event (See \helpref{wxSocket events}{wxsocketbase}). +The third parameters is the client data you specified using \helpref{CallbackData}{wxsocketcallbackdata}. + +\wxheading{Return value} + +It returns the previous callback. + +\wxheading{See also} + +\helpref{wxSocketBase::SetNotify}{wxsocketbasesetnotify} +\helpref{wxSocketBase::Notify}{wxsocketbasenotify} + +\membersection{wxSocketBase::CallbackData}\label{wxsocketcallbackdata} + +\func{char *}{CallbackData}{\param{char *}{cdata}} + +This function sets the the client data which will be passed to a \helpref{C callback}{wxsocketbasecallback}. + +\wxheading{Return value} + +This function returns the old value of the client data pointer. % --------------------------------------------------------------------------- % CLASS wxSocketClient @@ -564,7 +678,7 @@ Returns TRUE if the connection is established and no error occurs. % \membersection{wxSocketClient::WaitOnConnect}\label{wxsocketclientwaitonconnect} -\func{bool}{WaitOnConnect}{\param{long}{ seconds = -1}, \param{long}{ microseconds = 0}} +\func{bool}{WaitOnConnect}{\param{long}{ seconds = -1}, \param{long}{ milliseconds = 0}} Wait for a "connect" event. @@ -613,7 +727,7 @@ Constructor. \membersection{wxSocketEvent::SocketEvent}\label{wxsocketeventsocketevent} -\constfunc{GSocketEvent}{SocketEvent}{\void} +\constfunc{wxSocketNotify}{SocketEvent}{\void} Returns the socket event type.