+++ /dev/null
-/* -------------------------------------------------------------------------
- * Project: GSocket (Generic Socket) for WX
- * Name: src/mac/carbon/gsocket.cpp
- * Copyright: (c) Guilhem Lavaux
- * Licence: wxWindows Licence
- * Authors: Guilhem Lavaux,
- * Guillermo Rodriguez Garcia <guille@iies.es> (maintainer)
- * Stefan CSomor
- * Purpose: GSocket main mac file
- * CVSID: $Id$
- * -------------------------------------------------------------------------
- */
-
-/*
- * PLEASE don't put C++ comments here - this is a C source file.
- */
-
-#ifndef __GSOCKET_STANDALONE__
-#include "wx/platform.h"
-#endif
-
-#if wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__)
-
-#ifdef __DARWIN__
- #include <CoreServices/CoreServices.h>
-#else
- #include <MacHeaders.c>
- #define OTUNIXERRORS 1
- #include <OpenTransport.h>
- #include <OpenTransportProviders.h>
- #include <OpenTptInternet.h>
-#endif
-#if TARGET_CARBON && !defined(OTAssert)
- #define OTAssert( str , cond ) /* does not exists in Carbon */
-#endif
-
-#include <assert.h>
-#include <errno.h>
-#include <string.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <ctype.h>
-#include <utime.h>
-
-/*
- * INADDR_BROADCAST is identical to INADDR_NONE which is not defined
- * on all unices. INADDR_BROADCAST should be fine to indicate an error.
- */
-#ifndef INADDR_BROADCAST
-#define INADDR_BROADCAST 0xFFFFFFFFUL
-#endif
-#ifndef INADDR_NONE
-#define INADDR_NONE INADDR_BROADCAST
-#endif
-#ifndef INADDR_ANY
-#define INADDR_ANY 0x0UL
-#endif
-#ifndef __GSOCKET_STANDALONE__
-
- #include "wx/mac/macnotfy.h"
- #include "wx/mac/gsockmac.h"
- #include "wx/gsocket.h"
-
-#else
-
- #include "gsockmac.h"
- #include "gsocket.h"
-
-#endif /* __GSOCKET_STANDALONE__ */
-
-#ifndef ntohl
- #define ntohl(x) (x)
- #define ntohs(x) (x)
- #define htonl(x) (x)
- #define htons(x) (x)
-#endif
-
-void wxCYield() ;
-#ifdef __WXDEBUG__
-#define qDebug 1
-#define qDebug2 1
-extern pascal void OTDebugStr(const char* str);
-#endif
-#ifndef __DARWIN__
- #include <OTDebug.h>
-#endif
-InetSvcRef gInetSvcRef = 0 ;
-int gOTInited = 0 ;
-OTNotifyUPP gOTNotifierUPP = NULL ;
-
-OSStatus DoNegotiateIPReuseAddrOption(EndpointRef ep, Boolean enableReuseIPMode);
-
-/* Input: ep - endpointref on which to negotiate the option
- enableReuseIPMode - desired option setting - true/false
- Return: kOTNoError indicates that the option was successfully negotiated
- OSStatus is an error if < 0, otherwise, the status field is
- returned and is > 0.
-
- IMPORTANT NOTE: The endpoint is assumed to be in synchronous more, otherwise
- this code will not function as desired
-*/
-
-
-OSStatus DoNegotiateIPReuseAddrOption(EndpointRef ep, Boolean enableReuseIPMode)
-
-{
- UInt8 buf[kOTFourByteOptionSize]; // define buffer for fourByte Option size
- TOption* opt; // option ptr to make items easier to access
- TOptMgmt req;
- TOptMgmt ret;
- OSStatus err;
-
- if (!OTIsSynchronous(ep))
- {
- return (-1);
- }
- opt = (TOption*)buf; // set option ptr to buffer
- req.opt.buf = buf;
- req.opt.len = sizeof(buf);
- req.flags = T_NEGOTIATE; // negotiate for option
-
- ret.opt.buf = buf;
- ret.opt.maxlen = kOTFourByteOptionSize;
-
- opt->level = INET_IP; // dealing with an IP Level function
-#ifdef __DARWIN__
- opt->name = kIP_REUSEADDR;
-#else
- opt->name = IP_REUSEADDR;
-#endif
- opt->len = kOTFourByteOptionSize;
- opt->status = 0;
- *(UInt32*)opt->value = enableReuseIPMode; // set the desired option level, true or false
-
- err = OTOptionManagement(ep, &req, &ret);
-
- // if no error then return the option status value
- if (err == kOTNoError)
- {
- if (opt->status != T_SUCCESS)
- err = opt->status;
- else
- err = kOTNoError;
- }
-
- return err;
-}
-
-
-pascal void OTInetEventHandler(void*s, OTEventCode event, OTResult, void *cookie) ;
-pascal void OTInetEventHandler(void*s, OTEventCode event, OTResult result, void *cookie)
-{
- int wakeUp = true ;
- GSocket* sock = (GSocket*) s ;
-
- if ( event == kOTSyncIdleEvent )
- {
- return ;
- }
-
- if ( s )
- {
- wxMacAddEvent( sock->m_mac_events , _GSocket_Internal_Proc , event , s , wakeUp ) ;
- }
-
- return;
-}
-
-static void SetDefaultEndpointModes(EndpointRef ep , void *data )
- // This routine sets the supplied endpoint into the default
- // mode used in this application. The specifics are:
- // blocking, synchronous, and using synch idle events with
- // the standard YieldingNotifier.
-{
- OSStatus junk = kOTNoError ;
- OTAssert ("SetDefaultEndpointModes:invalid ref", ep != kOTInvalidEndpointRef ) ;
- junk = OTSetAsynchronous(ep);
- OTAssert("SetDefaultEndpointModes: Could not set asynchronous", junk == noErr);
-/*
- junk = OTSetBlocking(ep);
- OTAssert("SetDefaultEndpointModes: Could not set blocking", junk == noErr);
- junk = OTSetSynchronous(ep);
- OTAssert("SetDefaultEndpointModes: Could not set synchronous", junk == noErr);
- junk = OTSetBlocking(ep);
- OTAssert("SetDefaultEndpointModes: Could not set blocking", junk == noErr);
-*/
- junk = OTInstallNotifier(ep, gOTNotifierUPP, data);
- OTAssert("SetDefaultEndpointModes: Could not install notifier", junk == noErr);
-/*
- junk = OTUseSyncIdleEvents(ep, true);
- OTAssert("SetDefaultEndpointModes: Could not use sync idle events", junk == noErr);
-*/
-}
-
-bool GSocket_Init()
-{
- return true;
-}
-
-bool GSocket_Verify_Inited()
-{
- OSStatus err ;
-#if TARGET_CARBON
- // Marc Newsam: added the clientcontext variable
- // however, documentation is unclear how this works
- OTClientContextPtr clientcontext;
-
- if ( gInetSvcRef )
- return true ;
-
- InitOpenTransportInContext(kInitOTForApplicationMask, &clientcontext);
- gOTInited = 1 ;
- gInetSvcRef = OTOpenInternetServicesInContext(kDefaultInternetServicesPath,
- NULL, &err, clientcontext);
-#else
- if ( gInetSvcRef )
- return true ;
-
- InitOpenTransport() ;
- gOTInited = 1 ;
- gInetSvcRef = OTOpenInternetServices(kDefaultInternetServicesPath, NULL, &err);
-#endif
- if ( gInetSvcRef == NULL || err != kOTNoError )
- {
- OTAssert("Could not open Inet Services", err == noErr);
- return false ;
- }
- gOTNotifierUPP = NewOTNotifyUPP( OTInetEventHandler ) ;
- return true ;
-}
-
-void GSocket_Cleanup()
-{
- if ( gOTInited != 0 )
- {
- if ( gInetSvcRef != NULL )
- OTCloseProvider( gInetSvcRef );
- #if TARGET_CARBON
- CloseOpenTransportInContext( NULL ) ;
- #else
- CloseOpenTransport() ;
- #endif
- if ( gOTNotifierUPP )
- DisposeOTNotifyUPP( gOTNotifierUPP ) ;
- }
-}
-
-/* Constructors / Destructors for GSocket */
-
-GSocket::GSocket()
-{
- int i;
-
- m_ok = GSocket_Verify_Inited();
-
- m_endpoint = NULL ;
- for (i=0;i<GSOCK_MAX_EVENT;i++)
- {
- m_cbacks[i] = NULL;
- }
- m_detected = 0;
- m_local = NULL;
- m_peer = NULL;
- m_error = GSOCK_NOERROR;
- m_server = false;
- m_stream = true;
- m_non_blocking = false;
- m_timeout = 1*1000;
- /* 10 sec * 1000 millisec */
- m_takesEvents = true ;
- m_mac_events = wxMacGetNotifierTable() ;
-}
-
-GSocket::~GSocket()
-{
- assert(this);
-
- /* Check that the socket is really shutdowned */
- if (m_endpoint != kOTInvalidEndpointRef)
- Shutdown();
-
-
- /* Destroy private addresses */
- if (m_local)
- GAddress_destroy(m_local);
-
- if (m_peer)
- GAddress_destroy(m_peer);
-}
-
-/* GSocket_Shutdown:
- * Disallow further read/write operations on this socket, close
- * the fd and disable all callbacks.
- */
-void GSocket::Shutdown()
-{
- OSStatus err ;
- int evt;
-
- assert(this);
-
- /* If socket has been created, shutdown it */
- if (m_endpoint != kOTInvalidEndpointRef )
- {
- err = OTSndOrderlyDisconnect( m_endpoint ) ;
- if ( err != kOTNoError )
- {
- }
-
- err = OTRcvOrderlyDisconnect( m_endpoint ) ;
- err = OTUnbind( m_endpoint ) ;
- err = OTCloseProvider( m_endpoint ) ;
- m_endpoint = kOTInvalidEndpointRef ;
- }
-
- /* Disable GUI callbacks */
- for (evt = 0; evt < GSOCK_MAX_EVENT; evt++)
- m_cbacks[evt] = NULL;
-
- m_detected = 0;
- Disable_Events();
- wxMacRemoveAllNotifiersForData( wxMacGetNotifierTable() , this ) ;
-}
-
-
-/* Address handling */
-
-/* GSocket_SetLocal:
- * GSocket_GetLocal:
- * GSocket_SetPeer:
- * GSocket_GetPeer:
- * Set or get the local or peer address for this socket. The 'set'
- * functions return GSOCK_NOERROR on success, an error code otherwise.
- * The 'get' functions return a pointer to a GAddress object on success,
- * or NULL otherwise, in which case they set the error code of the
- * corresponding GSocket.
- *
- * Error codes:
- * GSOCK_INVSOCK - the socket is not valid.
- * GSOCK_INVADDR - the address is not valid.
- */
-GSocketError GSocket::SetLocal(GAddress *address)
-{
- assert(this);
-
- /* the socket must be initialized, or it must be a server */
- if ((m_endpoint != kOTInvalidEndpointRef && !m_server))
- {
- m_error = GSOCK_INVSOCK;
- return GSOCK_INVSOCK;
- }
-
- /* check address */
- if (address == NULL || address->m_family == GSOCK_NOFAMILY)
- {
- m_error = GSOCK_INVADDR;
- return GSOCK_INVADDR;
- }
-
- if (m_local)
- GAddress_destroy(m_local);
-
- m_local = GAddress_copy(address);
-
- return GSOCK_NOERROR;
-}
-
-GSocketError GSocket::SetPeer(GAddress *address)
-{
- assert(this);
-
- /* check address */
- if (address == NULL || address->m_family == GSOCK_NOFAMILY)
- {
- m_error = GSOCK_INVADDR;
- return GSOCK_INVADDR;
- }
-
- if (m_peer)
- GAddress_destroy(m_peer);
-
- m_peer = GAddress_copy(address);
-
- return GSOCK_NOERROR;
-}
-
-GAddress *GSocket::GetLocal()
-{
- GAddress *address = NULL ;
- GSocketError err;
- InetAddress loc ;
-
- assert(this);
-
- /* try to get it from the m_local var first */
- if (m_local)
- return GAddress_copy(m_local);
-
- /* else, if the socket is initialized, try getsockname */
- if (m_endpoint == kOTInvalidEndpointRef)
- {
- m_error = GSOCK_INVSOCK;
- return NULL;
- }
-
-
-/* we do not support multihoming with this code at the moment
- OTGetProtAddress will have to be used then - but we don't have a handy
- method to use right now
-*/
- {
- InetInterfaceInfo info;
- OTInetGetInterfaceInfo(&info, kDefaultInetInterface);
- loc.fHost = info.fAddress ;
- loc.fPort = 0 ;
- loc.fAddressType = AF_INET ;
- }
-
- /* got a valid address from getsockname, create a GAddress object */
- address = GAddress_new();
- if (address == NULL)
- {
- m_error = GSOCK_MEMERR;
- return NULL;
- }
-
- err = _GAddress_translate_from(address, &loc);
- if (err != GSOCK_NOERROR)
- {
- GAddress_destroy(address);
- m_error = err;
- return NULL;
- }
-
- return address;
-}
-
-GAddress *GSocket::GetPeer()
-{
- assert(this);
-
- /* try to get it from the m_peer var */
- if (m_peer)
- return GAddress_copy(m_peer);
-
- return NULL;
-}
-
-/* Server specific parts */
-
-/* GSocket_SetServer:
- * Sets up this socket as a server. The local address must have been
- * set with GSocket_SetLocal() before GSocket_SetServer() is called.
- * Returns GSOCK_NOERROR on success, one of the following otherwise:
- *
- * Error codes:
- * GSOCK_INVSOCK - the socket is in use.
- * GSOCK_INVADDR - the local address has not been set.
- * GSOCK_IOERR - low-level error.
- */
-GSocketError GSocket::SetServer()
-{
- assert(this);
-
- /* must not be in use */
- if (m_endpoint != kOTInvalidEndpointRef )
- {
- m_error = GSOCK_INVSOCK;
- return GSOCK_INVSOCK;
- }
-
- /* the local addr must have been set */
- if (!m_local)
- {
- m_error = GSOCK_INVADDR;
- return GSOCK_INVADDR;
- }
-
- /* Initialize all fields */
- m_stream = true;
- m_server = true;
- m_oriented = true;
-
-// TODO
-#if 0
- /* Create the socket */
- m_endpoint = socket(m_local->m_realfamily, SOCK_STREAM, 0);
- socket_set_ref( m_endpoint , (unsigned long) &gMacNetEvents , (unsigned long) this ) ;
- if (m_endpoint == kOTInvalidEndpointRef)
- {
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
-
- ioctl(m_endpoint, FIONBIO, &arg);
- Enable_Events();
-
- /* Bind to the local address,
- * retrieve the actual address bound,
- * and listen up to 5 connections.
- */
- if ((bind(m_endpoint, m_local->m_addr, m_local->m_len) != 0) ||
- (getsockname(m_endpoint,
- m_local->m_addr,
- (WX_SOCKLEN_T *) &m_local->m_len) != 0) ||
- (listen(m_endpoint, 5) != 0))
- {
- close(m_endpoint);
- m_endpoint = -1;
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
-#endif
- return GSOCK_NOERROR;
-}
-
-/* GSocket_WaitConnection:
- * Waits for an incoming client connection. Returns a pointer to
- * a GSocket object, or NULL if there was an error, in which case
- * the last error field will be updated for the calling GSocket.
- *
- * Error codes (set in the calling GSocket)
- * GSOCK_INVSOCK - the socket is not valid or not a server.
- * GSOCK_TIMEDOUT - timeout, no incoming connections.
- * GSOCK_WOULDBLOCK - the call would block and the socket is nonblocking.
- * GSOCK_MEMERR - couldn't allocate memory.
- * GSOCK_IOERR - low-level error.
- */
-GSocket *GSocket::WaitConnection()
-{
- GSocket *connection = NULL ;
-
- assert(this);
-
- /* Reenable CONNECTION events */
- m_detected &= ~GSOCK_CONNECTION_FLAG;
-
- /* If the socket has already been created, we exit immediately */
- if (m_endpoint == kOTInvalidEndpointRef || !m_server)
- {
- m_error = GSOCK_INVSOCK;
- return NULL;
- }
-
- /* Create a GSocket object for the new connection */
- connection = GSocket_new();
-
- if (!connection)
- {
- m_error = GSOCK_MEMERR;
- return NULL;
- }
-
- /* Wait for a connection (with timeout) */
- if (Input_Timeout() == GSOCK_TIMEDOUT)
- {
- delete connection;
- /* m_error set by _GSocket_Input_Timeout */
- return NULL;
- }
-
-// TODO
-#if 0
- connection->m_endpoint = accept(m_endpoint, &from, (WX_SOCKLEN_T *) &fromlen);
-#endif
-
- if (connection->m_endpoint == kOTInvalidEndpointRef )
- {
- if (errno == EWOULDBLOCK)
- m_error = GSOCK_WOULDBLOCK;
- else
- m_error = GSOCK_IOERR;
-
- delete connection;
- return NULL;
- }
-
- /* Initialize all fields */
- connection->m_server = false;
- connection->m_stream = true;
- connection->m_oriented = true;
-
- /* Setup the peer address field */
- connection->m_peer = GAddress_new();
- if (!connection->m_peer)
- {
- delete connection;
- m_error = GSOCK_MEMERR;
- return NULL;
- }
- // TODO
- #if 0
- err = _GAddress_translate_from(connection->m_peer, &from, fromlen);
- if (err != GSOCK_NOERROR)
- {
- GAddress_destroy(connection->m_peer);
- GSocket_destroy(connection);
- m_error = err;
- return NULL;
- }
-
- ioctl(connection->m_endpoint, FIONBIO, &arg);
-#endif
- connection->Enable_Events();
-
- return connection;
-}
-
-/* Datagram sockets */
-
-/* GSocket_SetNonOriented:
- * Sets up this socket as a non-connection oriented (datagram) socket.
- * Before using this function, the local address must have been set
- * with GSocket_SetLocal(), or the call will fail. Returns GSOCK_NOERROR
- * on success, or one of the following otherwise.
- *
- * Error codes:
- * GSOCK_INVSOCK - the socket is in use.
- * GSOCK_INVADDR - the local address has not been set.
- * GSOCK_IOERR - low-level error.
- */
-GSocketError GSocket::SetNonOriented()
-{
- assert(this);
-
- if (m_endpoint != kOTInvalidEndpointRef )
- {
- m_error = GSOCK_INVSOCK;
- return GSOCK_INVSOCK;
- }
-
- if (!m_local)
- {
- m_error = GSOCK_INVADDR;
- return GSOCK_INVADDR;
- }
-
- /* Initialize all fields */
- m_stream = false;
- m_server = false;
- m_oriented = false;
-
- /* Create the socket */
-
-// TODO
-#if 0
- m_endpoint = socket(m_local->m_realfamily, SOCK_DGRAM, 0);
- socket_set_ref( m_endpoint , (unsigned long) &gMacNetEvents , (unsigned long) this ) ;
-#endif
- if (m_endpoint == kOTInvalidEndpointRef )
- {
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
-
-// TODO
-#if 0
- ioctl(m_endpoint, FIONBIO, &arg);
-#endif
- Enable_Events();
-
- /* Bind to the local address,
- * and retrieve the actual address bound.
- */
-// TODO
-#if 0
- if ((bind(m_endpoint, m_local->m_addr, m_local->m_len) != 0) ||
- (getsockname(m_endpoint,
- m_local->m_addr,
- (WX_SOCKLEN_T *) &m_local->m_len) != 0))
- {
- close(m_endpoint);
- m_endpoint = -1;
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
-#endif
- return GSOCK_NOERROR;
-}
-
-/* Client specific parts */
-
-/* GSocket_Connect:
- * For stream (connection oriented) sockets, GSocket_Connect() tries
- * to establish a client connection to a server using the peer address
- * as established with GSocket_SetPeer(). Returns GSOCK_NOERROR if the
- * connection has been successfully established, or one of the error
- * codes listed below. Note that for nonblocking sockets, a return
- * value of GSOCK_WOULDBLOCK doesn't mean a failure. The connection
- * request can be completed later; you should use GSocket_Select()
- * to poll for GSOCK_CONNECTION | GSOCK_LOST, or wait for the
- * corresponding asynchronous events.
- *
- * For datagram (non connection oriented) sockets, GSocket_Connect()
- * just sets the peer address established with GSocket_SetPeer() as
- * default destination.
- *
- * Error codes:
- * GSOCK_INVSOCK - the socket is in use or not valid.
- * GSOCK_INVADDR - the peer address has not been established.
- * GSOCK_TIMEDOUT - timeout, the connection failed.
- * GSOCK_WOULDBLOCK - connection in progress (nonblocking sockets only)
- * GSOCK_MEMERR - couldn't allocate memory.
- * GSOCK_IOERR - low-level error.
- */
-GSocketError GSocket::Connect(GSocketStream stream)
-{
- InetAddress addr ;
- TEndpointInfo info;
- OSStatus err = kOTNoError;
- TCall peer ;
-
- assert(this);
-
- /* Enable CONNECTION events (needed for nonblocking connections) */
- m_detected &= ~GSOCK_CONNECTION_FLAG;
-
- if (m_endpoint != kOTInvalidEndpointRef )
- {
- m_error = GSOCK_INVSOCK;
- return GSOCK_INVSOCK;
- }
-
- if (!m_peer)
- {
- m_error = GSOCK_INVADDR;
- return GSOCK_INVADDR;
- }
-
- /* Streamed or dgram socket? */
- m_stream = (stream == GSOCK_STREAMED);
- m_oriented = true;
- m_server = false;
-
- /* Create the socket */
-#if TARGET_CARBON
- m_endpoint =
- OTOpenEndpointInContext( OTCreateConfiguration( kTCPName) , 0 , &info , &err , NULL ) ;
-#else
- m_endpoint =
- OTOpenEndpoint( OTCreateConfiguration( kTCPName) , 0 , &info , &err ) ;
-#endif
- if ( m_endpoint == kOTInvalidEndpointRef || err != kOTNoError )
- {
- m_endpoint = kOTInvalidEndpointRef ;
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
- err = OTBind( m_endpoint , nil , nil ) ;
- if ( err != kOTNoError )
- {
- return GSOCK_IOERR;
- }
- SetDefaultEndpointModes( m_endpoint , this ) ;
-// TODO
-#if 0
- ioctl(m_endpoint, FIONBIO, &arg);
-#endif
- Enable_Events();
-
- _GAddress_translate_to( m_peer , &addr ) ;
- memset( &peer , 0 , sizeof( TCall ) ) ;
- peer.addr.len = sizeof( InetAddress ) ;
- peer.addr.buf = (unsigned char*) &addr ;
- err = OTConnect( m_endpoint , &peer , nil ) ;
- if ( err != noErr )
- {
- /* If connect failed with EINPROGRESS and the GSocket object
- * is in blocking mode, we select() for the specified timeout
- * checking for writability to see if the connection request
- * completes.
- */
-
- if ((err == kOTNoDataErr ) && (!m_non_blocking))
- {
- if (Output_Timeout() == GSOCK_TIMEDOUT)
- {
- OTSndOrderlyDisconnect( m_endpoint ) ;
- m_endpoint = kOTInvalidEndpointRef ;
- /* m_error is set in _GSocket_Output_Timeout */
- return GSOCK_TIMEDOUT;
- }
- else
- {
-/*
- int error;
- WX_SOCKLEN_T len = sizeof(error);
-
- getsockopt(m_endpoint, SOL_SOCKET, SO_ERROR, (void*) &error, &len);
-
- if (!error)
-*/
- return GSOCK_NOERROR;
- }
- }
-
- /* If connect failed with EINPROGRESS and the GSocket object
- * is set to nonblocking, we set m_error to GSOCK_WOULDBLOCK
- * (and return GSOCK_WOULDBLOCK) but we don't close the socket;
- * this way if the connection completes, a GSOCK_CONNECTION
- * event will be generated, if enabled.
- */
- if ((err == kOTNoDataErr) && (m_non_blocking))
- {
- m_error = GSOCK_WOULDBLOCK;
- return GSOCK_WOULDBLOCK;
- }
-
- /* If connect failed with an error other than EINPROGRESS,
- * then the call to GSocket_Connect has failed.
- */
- OTSndOrderlyDisconnect( m_endpoint ) ;
-
- m_endpoint = kOTInvalidEndpointRef ;
- m_error = GSOCK_IOERR;
- return GSOCK_IOERR;
- }
-// OTInetEventHandler(this, T_CONNECT , kOTNoError , NULL ) ;
- return GSOCK_NOERROR;
-}
-
-/* Generic IO */
-
-/* Like recv(), send(), ... */
-int GSocket::Read(char *buffer, int size)
-{
- int ret = 0 ;
-
- assert(this);
-
- /* Reenable INPUT events */
- m_detected &= ~GSOCK_INPUT_FLAG;
-
- if (m_endpoint == kOTInvalidEndpointRef || m_server)
- {
- m_error = GSOCK_INVSOCK;
- return -1;
- }
-
- /* If the socket is blocking, wait for data (with a timeout) */
- if (Input_Timeout() == GSOCK_TIMEDOUT)
- return -1;
-
- /* Read the data */
- if (m_stream)
- ret = Recv_Stream(buffer, size);
- else
- ret = Recv_Dgram(buffer, size);
-
- if (ret == -1)
- {
- if (errno == EWOULDBLOCK)
- m_error = GSOCK_WOULDBLOCK;
- else
- m_error = GSOCK_IOERR;
- }
-
- return ret;
-}
-
-int GSocket::Write(const char *buffer, int size)
-{
- int ret;
-
- assert(this);
-
- if (m_endpoint == kOTInvalidEndpointRef || m_server)
- {
- m_error = GSOCK_INVSOCK;
- return -1;
- }
-
- /* If the socket is blocking, wait for writability (with a timeout) */
- if (Output_Timeout() == GSOCK_TIMEDOUT)
- return -1;
-
- /* Write the data */
- if (m_stream)
- ret = Send_Stream(buffer, size);
- else
- ret = Send_Dgram(buffer, size);
-
- if (ret == -1)
- {
- if (errno == EWOULDBLOCK)
- m_error = GSOCK_WOULDBLOCK;
- else
- m_error = GSOCK_IOERR;
-
- /* Only reenable OUTPUT events after an error (just like WSAAsyncSelect
- * in MSW). Once the first OUTPUT event is received, users can assume
- * that the socket is writable until a read operation fails. Only then
- * will further OUTPUT events be posted.
- */
- m_detected &= ~GSOCK_OUTPUT_FLAG;
- return -1;
- }
-
- return ret;
-}
-
-/* GSocket_Select:
- * Polls the socket to determine its status. This function will
- * check for the events specified in the 'flags' parameter, and
- * it will return a mask indicating which operations can be
- * performed. This function won't block, regardless of the
- * mode (blocking | nonblocking) of the socket.
- */
-GSocketEventFlags GSocket::Select(GSocketEventFlags flags)
-{
- assert(this);
- wxMacProcessNotifierEvents() ;
- /*
- state = OTGetEndpointState(m_endpoint);
-
- if ( ( flags & GSOCK_INPUT_FLAG ) && ! ( m_detected & GSOCK_INPUT_FLAG ) )
- {
- size_t sz = 0 ;
- OTCountDataBytes( m_endpoint , &sz ) ;
- if ( state == T_INCON || sz > 0 )
- {
- m_detected |= GSOCK_INPUT_FLAG ;
- (m_cbacks[GSOCK_INPUT])(this, GSOCK_INPUT, m_data[GSOCK_INPUT]);
- }
- }
- if ( ( flags & GSOCK_INPUT_FLAG ) && ! ( m_detected & GSOCK_OUTPUT_FLAG ) )
- {
- if ( state == T_DATAXFER || state == T_INREL )
- {
- m_detected |=GSOCK_OUTPUT_FLAG ;
- (m_cbacks[GSOCK_OUTPUT])(this, GSOCK_OUTPUT, m_data[GSOCK_OUTPUT]);
- }
- }
- */
- return ( flags & m_detected ) ;
-}
-
-/* Flags */
-
-/* GSocket_SetNonBlocking:
- * Sets the socket to non-blocking mode. All IO calls will return
- * immediately.
- */
-void GSocket::SetNonBlocking(bool non_block)
-{
- assert(this);
-
- m_non_blocking = non_block;
-}
-
-/* GSocket_SetTimeout:
- * Sets the timeout for blocking calls. Time is expressed in
- * milliseconds.
- */
-void GSocket::SetTimeout(unsigned long millisec)
-{
- assert(this);
-
-// this is usually set too high and we have not yet been able to detect a closed
-// stream, thus we leave the 10 sec timeout
-// m_timeout = millisec;
-}
-
-/* GSocket_GetError:
- * Returns the last error which occurred for this socket. Note that successful
- * operations do not clear this back to GSOCK_NOERROR, so use it only
- * after an error.
- */
-GSocketError WXDLLIMPEXP_NET GSocket::GetError()
-{
- assert(this);
-
- return m_error;
-}
-
-/* Callbacks */
-
-/* GSOCK_INPUT:
- * There is data to be read in the input buffer. If, after a read
- * operation, there is still data available, the callback function will
- * be called again.
- * GSOCK_OUTPUT:
- * The socket is available for writing. That is, the next write call
- * won't block. This event is generated only once, when the connection is
- * first established, and then only if a call failed with GSOCK_WOULDBLOCK,
- * when the output buffer empties again. This means that the app should
- * assume that it can write since the first OUTPUT event, and no more
- * OUTPUT events will be generated unless an error occurs.
- * GSOCK_CONNECTION:
- * Connection successfully established, for client sockets, or incoming
- * client connection, for server sockets. Wait for this event (also watch
- * out for GSOCK_LOST) after you issue a nonblocking GSocket_Connect() call.
- * GSOCK_LOST:
- * The connection is lost (or a connection request failed); this could
- * be due to a failure, or due to the peer closing it gracefully.
- */
-
-/* GSocket_SetCallback:
- * Enables the callbacks specified by 'flags'. Note that 'flags'
- * may be a combination of flags OR'ed toghether, so the same
- * callback function can be made to accept different events.
- * The callback function must have the following prototype:
- *
- * void function(GSocket *socket, GSocketEvent event, char *cdata)
- */
-void GSocket::SetCallback(GSocketEventFlags flags,
- GSocketCallback callback, char *cdata)
-{
- int count;
-
- assert(this);
-
- for (count = 0; count < GSOCK_MAX_EVENT; count++)
- {
- if ((flags & (1 << count)) != 0)
- {
- m_cbacks[count] = callback;
- m_data[count] = cdata;
- }
- }
-}
-
-/* GSocket_UnsetCallback:
- * Disables all callbacks specified by 'flags', which may be a
- * combination of flags OR'ed toghether.
- */
-void GSocket::UnsetCallback(GSocketEventFlags flags)
-{
- int count;
-
- assert(this);
-
- for (count = 0; count < GSOCK_MAX_EVENT; count++)
- {
- if ((flags & (1 << count)) != 0)
- {
- m_cbacks[count] = NULL;
- m_data[count] = NULL;
- }
- }
-}
-
-
-#define CALL_CALLBACK(socket, event) { \
- _GSocket_Disable(socket, event); \
- if (socket->m_cbacks[event]) \
- socket->m_cbacks[event](socket, event, socket->m_data[event]); \
-}
-
-int GSocket::Recv_Stream(char *buffer, int size)
-{
- OTFlags flags ;
- OTResult res ;
- OTByteCount sz = 0 ;
-
- OTCountDataBytes( m_endpoint , &sz ) ;
- if ( size > (int)sz )
- size = sz ;
- res = OTRcv( m_endpoint , buffer , size , &flags ) ;
- if ( res < 0 )
- {
- return -1 ;
- }
-
- // we simulate another read event if there are still bytes
- if ( m_takesEvents )
- {
- OTByteCount sz = 0 ;
- OTCountDataBytes( m_endpoint , &sz ) ;
- if ( sz > 0 )
- {
- m_detected |= GSOCK_INPUT_FLAG ;
- (m_cbacks[GSOCK_INPUT])(this, GSOCK_INPUT, m_data[GSOCK_INPUT]);
- }
- }
- return res ;
-}
-
-int GSocket::Recv_Dgram(char *buffer, int size)
-{
-// TODO
- int ret = -1;
-#if 0
- struct sockaddr from;
- WX_SOCKLEN_T fromlen = sizeof(from);
- GSocketError err;
-
- fromlen = sizeof(from);
-
- ret = recvfrom(m_endpoint, buffer, size, 0, &from, (WX_SOCKLEN_T *) &fromlen);
-
- if (ret == -1)
- return -1;
-
- /* Translate a system address into a GSocket address */
- if (!m_peer)
- {
- m_peer = GAddress_new();
- if (!m_peer)
- {
- m_error = GSOCK_MEMERR;
- return -1;
- }
- }
- err = _GAddress_translate_from(m_peer, &from, fromlen);
- if (err != GSOCK_NOERROR)
- {
- GAddress_destroy(m_peer);
- m_peer = NULL;
- m_error = err;
- return -1;
- }
-#endif
- return ret;
-}
-
-int GSocket::Send_Stream(const char *buffer, int size)
-{
- OTFlags flags = 0 ;
- OTResult res ;
-
- res = OTSnd( m_endpoint , (void*) buffer , size , flags ) ;
- return res ;
-}
-
-int GSocket::Send_Dgram(const char *buffer, int size)
-{
- int ret = -1 ;
-// TODO
-#if 0
- struct sockaddr *addr;
- int len ;
- GSocketError err;
-
- if (!m_peer)
- {
- m_error = GSOCK_INVADDR;
- return -1;
- }
-
- err = _GAddress_translate_to(m_peer, &addr, &len);
- if (err != GSOCK_NOERROR)
- {
- m_error = err;
- return -1;
- }
-
- ret = sendto(m_endpoint, buffer, size, 0, addr, len);
-
- /* Frees memory allocated from _GAddress_translate_to */
- free(addr);
-#endif
- return ret;
-}
-
-/* Compatibility functions for GSocket */
-GSocket *GSocket_new(void)
-{
- GSocket *newsocket = new GSocket();
- if(newsocket->IsOk())
- return newsocket;
- delete newsocket;
- return NULL;
-}
-
-
-/*
- * -------------------------------------------------------------------------
- * GAddress
- * -------------------------------------------------------------------------
- */
-
-/* CHECK_ADDRESS verifies that the current family is either GSOCK_NOFAMILY
- * or GSOCK_*family*, and if it is GSOCK_NOFAMILY, it initalizes address
- * to be a GSOCK_*family*. In other cases, it returns GSOCK_INVADDR.
- */
-#define CHECK_ADDRESS(address, family, retval) \
-{ \
- if (address->m_family == GSOCK_NOFAMILY) \
- if (_GAddress_Init_##family(address) != GSOCK_NOERROR) \
- return address->m_error; \
- if (address->m_family != GSOCK_##family) \
- { \
- address->m_error = GSOCK_INVADDR; \
- return retval; \
- } \
-}
-
-GAddress *GAddress_new()
-{
- GAddress *address;
-
- if ((address = (GAddress *) malloc(sizeof(GAddress))) == NULL)
- return NULL;
-
- address->m_family = GSOCK_NOFAMILY;
- address->m_host = INADDR_NONE ;
- address->m_port = 0 ;
-
- return address;
-}
-
-GAddress *GAddress_copy(GAddress *address)
-{
- GAddress *addr2;
-
- assert(address != NULL);
-
- if ((addr2 = (GAddress *) malloc(sizeof(GAddress))) == NULL)
- return NULL;
-
- memcpy(addr2, address, sizeof(GAddress));
- return addr2;
-}
-
-void GAddress_destroy(GAddress *address)
-{
- assert(address != NULL);
-
- free(address);
-}
-
-void GAddress_SetFamily(GAddress *address, GAddressType type)
-{
- assert(address != NULL);
-
- address->m_family = type;
-}
-
-GAddressType GAddress_GetFamily(GAddress *address)
-{
- assert(address != NULL);
-
- return address->m_family;
-}
-
-GSocketError _GAddress_translate_from(GAddress *address,
- InetAddress *addr)
-{
- switch (addr->fAddressType)
- {
- case AF_INET:
- address->m_family = GSOCK_INET;
- break;
-#ifdef AF_INET6
- case AF_INET6:
- address->m_family = GSOCK_INET6;
- break;
-#endif
- default:
- {
- address->m_error = GSOCK_INVOP;
- return GSOCK_INVOP;
- }
- }
- address->m_host = addr->fHost ;
- address->m_port = addr->fPort ;
- return GSOCK_NOERROR;
-}
-
-GSocketError _GAddress_translate_to(GAddress *address,
- InetAddress *addr)
-{
- if ( !GSocket_Verify_Inited() )
- return GSOCK_IOERR ;
- memset(addr, 0 , sizeof(struct InetAddress));
- OTInitInetAddress( addr , address->m_port , address->m_host ) ;
- return GSOCK_NOERROR;
-}
-
-/*
- * -------------------------------------------------------------------------
- * Internet address family
- * -------------------------------------------------------------------------
- */
-
-GSocketError _GAddress_Init_INET(GAddress *address)
-{
- address->m_family = GSOCK_INET;
- address->m_host = kOTAnyInetAddress ;
-
- return GSOCK_NOERROR;
-}
-
-GSocketError GAddress_INET_SetHostName(GAddress *address, const char *hostname)
-{
- InetHostInfo hinfo ;
- OSStatus ret ;
-
- if ( !GSocket_Verify_Inited() )
- return GSOCK_IOERR ;
-
- assert(address != NULL);
-
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
- ret = OTInetStringToAddress( gInetSvcRef , (char*) hostname , &hinfo ) ;
- if ( ret != kOTNoError )
- {
- address->m_host = INADDR_NONE ;
- address->m_error = GSOCK_NOHOST;
- return GSOCK_NOHOST;
- }
- address->m_host = hinfo.addrs[0] ;
- return GSOCK_NOERROR;
-}
-
-GSocketError GAddress_INET_SetBroadcastAddress(GAddress *address)
-{
- return GAddress_INET_SetHostAddress(address, INADDR_BROADCAST);
-}
-
-GSocketError GAddress_INET_SetAnyAddress(GAddress *address)
-{
- return GAddress_INET_SetHostAddress(address, INADDR_ANY);
-}
-
-GSocketError GAddress_INET_SetHostAddress(GAddress *address,
- unsigned long hostaddr)
-{
- assert(address != NULL);
-
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
-
- address->m_host = htonl(hostaddr) ;
-
- return GSOCK_NOERROR;
-}
-
-struct service_entry
-{
- const char * name ;
- unsigned short port ;
- const char * protocol ;
-} ;
-typedef struct service_entry service_entry ;
-
-service_entry gServices[] =
-{
- { "http" , 80 , "tcp" }
-} ;
-
-GSocketError GAddress_INET_SetPortName(GAddress *address, const char *port,
- const char *protocol)
-{
- size_t i ;
-
- assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
-
- if (!port)
- {
- address->m_error = GSOCK_INVPORT;
- return GSOCK_INVPORT;
- }
- for ( i = 0 ; i < sizeof( gServices) / sizeof( service_entry ) ; ++i )
- {
- if ( strcmp( port , gServices[i].name ) == 0 )
- {
- if ( protocol == NULL || strcmp( protocol , gServices[i].protocol ) )
- {
- address->m_port = gServices[i].port ;
- return GSOCK_NOERROR;
- }
- }
- }
-
- if (isdigit(port[0]))
- {
- address->m_port = atoi(port);
- return GSOCK_NOERROR;
- }
-
- address->m_error = GSOCK_INVPORT;
- return GSOCK_INVPORT;
-}
-
-GSocketError GAddress_INET_SetPort(GAddress *address, unsigned short port)
-{
- assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
- address->m_port = port ;
-
- return GSOCK_NOERROR;
-}
-
-GSocketError GAddress_INET_GetHostName(GAddress *address, char *hostname, size_t sbuf)
-{
- InetDomainName name ;
- if ( !GSocket_Verify_Inited() )
- return GSOCK_IOERR ;
-
- assert(address != NULL);
- CHECK_ADDRESS(address, INET, GSOCK_INVADDR);
-
- OTInetAddressToName( gInetSvcRef , address->m_host , name ) ;
- strncpy( hostname , name , sbuf ) ;
- return GSOCK_NOERROR;
-}
-
-unsigned long GAddress_INET_GetHostAddress(GAddress *address)
-{
- assert(address != NULL);
- CHECK_ADDRESS(address, INET, 0);
-
- return ntohl(address->m_host);
-}
-
-unsigned short GAddress_INET_GetPort(GAddress *address)
-{
- assert(address != NULL);
- CHECK_ADDRESS(address, INET, 0);
-
- return address->m_port;
-}
-
-void GSocket::Enable_Events()
-{
- if ( m_takesEvents )
- return ;
-
- {
- OTResult state ;
- m_takesEvents = true ;
- state = OTGetEndpointState(m_endpoint);
-
- {
- OTByteCount sz = 0 ;
- OTCountDataBytes( m_endpoint , &sz ) ;
- if ( state == T_INCON || sz > 0 )
- {
- m_detected |= GSOCK_INPUT_FLAG ;
- (m_cbacks[GSOCK_INPUT])(this, GSOCK_INPUT, m_data[GSOCK_INPUT]);
- }
- }
- {
- if ( state == T_DATAXFER || state == T_INREL )
- {
- m_detected |=GSOCK_OUTPUT_FLAG ;
- (m_cbacks[GSOCK_OUTPUT])(this, GSOCK_OUTPUT, m_data[GSOCK_OUTPUT]);
- }
- }
- }
-}
-
-void GSocket::Disable_Events()
-{
- m_takesEvents = false ;
-}
-
-/* _GSocket_Input_Timeout:
- * For blocking sockets, wait until data is available or
- * until timeout ellapses.
- */
-GSocketError GSocket::Input_Timeout()
-{
- if ( !m_non_blocking )
- {
- UnsignedWide now , start ;
- bool formerTakesEvents = m_takesEvents ;
- Microseconds(&start);
- now = start ;
- m_takesEvents = false ;
-
- while( (now.hi * 4294967296.0 + now.lo) - (start.hi * 4294967296.0 + start.lo) < m_timeout * 1000.0 )
- {
- OTResult state ;
- OTByteCount sz = 0 ;
- state = OTGetEndpointState(m_endpoint);
-
- OTCountDataBytes( m_endpoint , &sz ) ;
- if ( state == T_INCON || sz > 0 )
- {
- m_takesEvents = formerTakesEvents ;
- return GSOCK_NOERROR;
- }
- Microseconds(&now);
- }
- m_takesEvents = formerTakesEvents ;
- m_error = GSOCK_TIMEDOUT;
- return GSOCK_TIMEDOUT;
- }
- return GSOCK_NOERROR;
-}
-
-/* _GSocket_Output_Timeout:
- * For blocking sockets, wait until data can be sent without
- * blocking or until timeout ellapses.
- */
-GSocketError GSocket::Output_Timeout()
-{
- if ( !m_non_blocking )
- {
- UnsignedWide now , start ;
- bool formerTakesEvents = m_takesEvents ;
- Microseconds(&start);
- now = start ;
- m_takesEvents = false ;
-
- while( (now.hi * 4294967296.0 + now.lo) - (start.hi * 4294967296.0 + start.lo) < m_timeout * 1000.0 )
- {
- OTResult state ;
- state = OTGetEndpointState(m_endpoint);
-
- if ( state == T_DATAXFER || state == T_INREL )
- {
- m_takesEvents = formerTakesEvents ;
- return GSOCK_NOERROR;
- }
- Microseconds(&now);
- }
- m_takesEvents = formerTakesEvents ;
- m_error = GSOCK_TIMEDOUT;
- return GSOCK_TIMEDOUT;
- }
- return GSOCK_NOERROR;
-}
-
-/* GSOCK_INPUT:
- * There is data to be read in the input buffer. If, after a read
- * operation, there is still data available, the callback function will
- * be called again.
- * GSOCK_OUTPUT:
- * The socket is available for writing. That is, the next write call
- * won't block. This event is generated only once, when the connection is
- * first established, and then only if a call failed with GSOCK_WOULDBLOCK,
- * when the output buffer empties again. This means that the app should
- * assume that it can write since the first OUTPUT event, and no more
- * OUTPUT events will be generated unless an error occurs.
- * GSOCK_CONNECTION:
- * Connection successfully established, for client sockets, or incoming
- * client connection, for server sockets. Wait for this event (also watch
- * out for GSOCK_LOST) after you issue a nonblocking GSocket_Connect() call.
- * GSOCK_LOST:
- * The connection is lost (or a connection request failed); this could
- * be due to a failure, or due to the peer closing it gracefully.
- */
-
-void _GSocket_Internal_Proc(unsigned long e , void* d )
-{
- GSocket *socket = (GSocket*) d ;
-
- if ( !socket )
- return ;
-
- OTEventCode ev = (OTEventCode) e ;
- GSocketEvent event;
- GSocketEvent event2;
- GSocketCallback cback;
- char *data;
- GSocketCallback cback2;
- char *data2;
-
- event = GSOCK_MAX_EVENT ;
- event2 = GSOCK_MAX_EVENT ;
- cback = NULL;
- data = NULL;
- cback2 = NULL;
- data2 = NULL;
-
- /* Check that the socket still exists (it has not been
- * destroyed) and for safety, check that the m_endpoint field
- * is what we expect it to be.
- */
- if ( /* (socket != NULL) && */ (socket->m_takesEvents))
- {
- switch (ev)
- {
- case T_LISTEN :
- event = GSOCK_CONNECTION ;
- break ;
- case T_CONNECT :
- event = GSOCK_CONNECTION ;
- event2 = GSOCK_OUTPUT ;
- {
- TCall retCall;
-
- retCall.addr.buf = NULL;
- retCall.addr.maxlen = 0;
- retCall.opt.buf = NULL;
- retCall.opt.maxlen = 0;
- retCall.udata.buf = NULL;
- retCall.udata.maxlen = 0;
- OTRcvConnect( socket->m_endpoint , &retCall ) ;
- }
- break ;
- case T_DISCONNECT :
- event = GSOCK_LOST ;
- break ;
- case T_GODATA :
- case T_GOEXDATA :
- event = GSOCK_OUTPUT ;
- break ;
- case T_DATA :
- event = GSOCK_INPUT ;
- break ;
- case T_EXDATA :
- event = GSOCK_INPUT ;
- break ;
- }
- if (event != GSOCK_MAX_EVENT)
- {
- cback = socket->m_cbacks[event];
- data = socket->m_data[event];
-
- if (event == GSOCK_LOST)
- socket->m_detected = GSOCK_LOST_FLAG;
- else
- socket->m_detected |= (1 << event);
- }
- if (event2 != GSOCK_MAX_EVENT)
- {
- cback2 = socket->m_cbacks[event2];
- data2 = socket->m_data[event2];
-
- if (event2 == GSOCK_LOST)
- socket->m_detected = GSOCK_LOST_FLAG;
- else
- socket->m_detected |= (1 << event2);
- }
- }
-
- /* OK, we can now leave the critical section because we have
- * already obtained the callback address (we make no further
- * accesses to socket->whatever). However, the app should
- * be prepared to handle events from a socket that has just
- * been closed!
- */
-
- if (cback != NULL)
- (cback)(socket, event, data);
- if (cback2 != NULL)
- (cback2)(socket, event2, data2);
-
-}
-
-/* Hack added for Mac OS X */
-GSocketError GAddress_UNIX_GetPath(GAddress *addr, char *path, size_t buf)
-{
- return GSOCK_INVADDR;
-}
-
-GSocketError GAddress_UNIX_SetPath(GAddress *addr, const char *path)
-{
- return GSOCK_INVADDR;
-}
-
-#endif /* wxUSE_SOCKETS || defined(__GSOCKET_STANDALONE__) */
projects / wxWidgets.git / blobdiff