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-rw-r--r--X11/xtrans/Xtrans.c2738
1 files changed, 1369 insertions, 1369 deletions
diff --git a/X11/xtrans/Xtrans.c b/X11/xtrans/Xtrans.c
index caf1ff68e..895b707f1 100644
--- a/X11/xtrans/Xtrans.c
+++ b/X11/xtrans/Xtrans.c
@@ -1,1369 +1,1369 @@
-/*
-
-Copyright 1993, 1994, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included
-in all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
-OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
-IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
-OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
-ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall
-not be used in advertising or otherwise to promote the sale, use or
-other dealings in this Software without prior written authorization
-from The Open Group.
-
- * Copyright 1993, 1994 NCR Corporation - Dayton, Ohio, USA
- *
- * All Rights Reserved
- *
- * Permission to use, copy, modify, and distribute this software and its
- * documentation for any purpose and without fee is hereby granted, provided
- * that the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name NCR not be used in advertising
- * or publicity pertaining to distribution of the software without specific,
- * written prior permission. NCR makes no representations about the
- * suitability of this software for any purpose. It is provided "as is"
- * without express or implied warranty.
- *
- * NCR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
- * NO EVENT SHALL NCR BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
- * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <ctype.h>
-#include <unistd.h>
-
-#ifdef _MSC_VER
-#include <X11\Xwinsock.h>
-#endif
-/*
- * The transport table contains a definition for every transport (protocol)
- * family. All operations that can be made on the transport go through this
- * table.
- *
- * Each transport is assigned a unique transport id.
- *
- * New transports can be added by adding an entry in this table.
- * For compatiblity, the transport ids should never be renumbered.
- * Always add to the end of the list.
- */
-
-#define TRANS_TLI_INET_INDEX 1
-#define TRANS_TLI_TCP_INDEX 2
-#define TRANS_TLI_TLI_INDEX 3
-#define TRANS_SOCKET_UNIX_INDEX 4
-#define TRANS_SOCKET_LOCAL_INDEX 5
-#define TRANS_SOCKET_INET_INDEX 6
-#define TRANS_SOCKET_TCP_INDEX 7
-#define TRANS_DNET_INDEX 8
-#define TRANS_LOCAL_LOCAL_INDEX 9
-#define TRANS_LOCAL_PTS_INDEX 10
-#define TRANS_LOCAL_NAMED_INDEX 11
-/* 12 used to be ISC, but that's gone. */
-#define TRANS_LOCAL_SCO_INDEX 13
-#define TRANS_SOCKET_INET6_INDEX 14
-#define TRANS_LOCAL_PIPE_INDEX 15
-
-
-static
-Xtransport_table Xtransports[] = {
-#if defined(STREAMSCONN)
- { &TRANS(TLITCPFuncs), TRANS_TLI_TCP_INDEX },
- { &TRANS(TLIINETFuncs), TRANS_TLI_INET_INDEX },
- { &TRANS(TLITLIFuncs), TRANS_TLI_TLI_INDEX },
-#endif /* STREAMSCONN */
-#if defined(TCPCONN)
- { &TRANS(SocketTCPFuncs), TRANS_SOCKET_TCP_INDEX },
-#if defined(IPv6) && defined(AF_INET6)
- { &TRANS(SocketINET6Funcs), TRANS_SOCKET_INET6_INDEX },
-#endif /* IPv6 */
- { &TRANS(SocketINETFuncs), TRANS_SOCKET_INET_INDEX },
-#endif /* TCPCONN */
-#if defined(UNIXCONN)
-#if !defined(LOCALCONN)
- { &TRANS(SocketLocalFuncs), TRANS_SOCKET_LOCAL_INDEX },
-#endif /* !LOCALCONN */
- { &TRANS(SocketUNIXFuncs), TRANS_SOCKET_UNIX_INDEX },
-#endif /* UNIXCONN */
-#if defined(LOCALCONN)
- { &TRANS(LocalFuncs), TRANS_LOCAL_LOCAL_INDEX },
-#ifndef sun
- { &TRANS(PTSFuncs), TRANS_LOCAL_PTS_INDEX },
-#endif /* sun */
-#if defined(SVR4) || defined(__SVR4)
- { &TRANS(NAMEDFuncs), TRANS_LOCAL_NAMED_INDEX },
-#endif
-#ifdef sun
- { &TRANS(PIPEFuncs), TRANS_LOCAL_PIPE_INDEX },
-#endif /* sun */
-#if defined(__SCO__) || defined(__UNIXWARE__)
- { &TRANS(SCOFuncs), TRANS_LOCAL_SCO_INDEX },
-#endif /* __SCO__ || __UNIXWARE__ */
-#endif /* LOCALCONN */
- { NULL, 0}
-};
-
-#define NUMTRANS (sizeof(Xtransports)/sizeof(Xtransport_table)-1)
-
-
-#ifdef WIN32
-#define ioctl ioctlsocket
-#endif
-
-
-
-/*
- * These are a few utility function used by the public interface functions.
- */
-
-void
-TRANS(FreeConnInfo) (XtransConnInfo ciptr)
-
-{
- PRMSG (3,"FreeConnInfo(%p)\n", ciptr, 0, 0);
-
- if (ciptr->addr)
- xfree (ciptr->addr);
-
- if (ciptr->peeraddr)
- xfree (ciptr->peeraddr);
-
- if (ciptr->port)
- xfree (ciptr->port);
-
- xfree ((char *) ciptr);
-}
-
-
-#define PROTOBUFSIZE 20
-
-static Xtransport *
-TRANS(SelectTransport) (char *protocol)
-
-{
- char protobuf[PROTOBUFSIZE];
- int i;
-
- PRMSG (3,"SelectTransport(%s)\n", protocol, 0, 0);
-
- /*
- * Force Protocol to be lowercase as a way of doing
- * a case insensitive match.
- */
-
- strncpy (protobuf, protocol, PROTOBUFSIZE - 1);
- protobuf[PROTOBUFSIZE-1] = '\0';
-
- for (i = 0; i < PROTOBUFSIZE && protobuf[i] != '\0'; i++)
- if (isupper (protobuf[i]))
- protobuf[i] = tolower (protobuf[i]);
-
- /* Look at all of the configured protocols */
-
- for (i = 0; i < NUMTRANS; i++)
- {
- if (!strcmp (protobuf, Xtransports[i].transport->TransName))
- return Xtransports[i].transport;
- }
-
- return NULL;
-}
-
-#ifndef TEST_t
-static
-#endif /* TEST_t */
-int
-TRANS(ParseAddress) (char *address, char **protocol, char **host, char **port)
-
-{
- /*
- * For the font library, the address is a string formatted
- * as "protocol/host:port[/catalogue]". Note that the catologue
- * is optional. At this time, the catologue info is ignored, but
- * we have to parse it anyways.
- *
- * Other than fontlib, the address is a string formatted
- * as "protocol/host:port".
- *
- * If the protocol part is missing, then assume TCP.
- * If the protocol part and host part are missing, then assume local.
- * If a "::" is found then assume DNET.
- */
-
- char *mybuf, *tmpptr;
- char *_protocol, *_host, *_port;
- char hostnamebuf[256];
- int _host_len;
-
- PRMSG (3,"ParseAddress(%s)\n", address, 0, 0);
-
- /* Copy the string so it can be changed */
-
- tmpptr = mybuf = (char *) xalloc (strlen (address) + 1);
- strcpy (mybuf, address);
-
- /* Parse the string to get each component */
-
- /* Get the protocol part */
-
- _protocol = mybuf;
-
-
- if ( ((mybuf = strchr (mybuf,'/')) == NULL) &&
- ((mybuf = strrchr (tmpptr,':')) == NULL) )
- {
- /* address is in a bad format */
- *protocol = NULL;
- *host = NULL;
- *port = NULL;
- xfree (tmpptr);
- return 0;
- }
-
- if (*mybuf == ':')
- {
- /*
- * If there is a hostname, then assume tcp, otherwise
- * it must be local.
- */
- if (mybuf == tmpptr)
- {
- /* There is neither a protocol or host specified */
- _protocol = "local";
- }
- else
- {
- /* There is a hostname specified */
- _protocol = "tcp";
- mybuf = tmpptr; /* reset to the begining of the host ptr */
- }
- }
- else
- {
- /* *mybuf == '/' */
-
- *mybuf ++= '\0'; /* put a null at the end of the protocol */
-
- if (strlen(_protocol) == 0)
- {
- /*
- * If there is a hostname, then assume tcp, otherwise
- * it must be local.
- */
- if (*mybuf != ':')
- _protocol = "tcp";
- else
- _protocol = "local";
- }
- }
-
- /* Get the host part */
-
- _host = mybuf;
-
- if ((mybuf = strrchr (mybuf,':')) == NULL)
- {
- *protocol = NULL;
- *host = NULL;
- *port = NULL;
- xfree (tmpptr);
- return 0;
- }
-
- *mybuf ++= '\0';
-
- _host_len = strlen(_host);
- if (_host_len == 0)
- {
- TRANS(GetHostname) (hostnamebuf, sizeof (hostnamebuf));
- _host = hostnamebuf;
- }
-#if defined(IPv6) && defined(AF_INET6)
- /* hostname in IPv6 [numeric_addr]:0 form? */
- else if ( (_host_len > 3) &&
- ((strcmp(_protocol, "tcp") == 0) || (strcmp(_protocol, "inet6") == 0))
- && (*_host == '[') && (*(_host + _host_len - 1) == ']') ) {
- struct sockaddr_in6 sin6;
-
- *(_host + _host_len - 1) = '\0';
-
- /* Verify address is valid IPv6 numeric form */
- if (inet_pton(AF_INET6, _host + 1, &sin6) == 1) {
- /* It is. Use it as such. */
- _host++;
- _protocol = "inet6";
- } else {
- /* It's not, restore it just in case some other code can use it. */
- *(_host + _host_len - 1) = ']';
- }
- }
-#endif
-
-
- /* Get the port */
-
- _port = mybuf;
-
-#if defined(FONT_t) || defined(FS_t)
- /*
- * Is there an optional catalogue list?
- */
-
- if ((mybuf = strchr (mybuf,'/')) != NULL)
- *mybuf ++= '\0';
-
- /*
- * The rest, if any, is the (currently unused) catalogue list.
- *
- * _catalogue = mybuf;
- */
-#endif
-
-#ifdef HAVE_LAUNCHD
- /* launchd sockets will look like 'local//tmp/launch-XgkNns/:0' */
- if(address != NULL && strlen(address)>8 && (!strncmp(address,"local//",7))) {
- _protocol="local";
- _host="";
- _port=address+6;
- }
-#endif
-
- /*
- * Now that we have all of the components, allocate new
- * string space for them.
- */
-
- if ((*protocol = (char *) xalloc(strlen (_protocol) + 1)) == NULL)
- {
- /* Malloc failed */
- *port = NULL;
- *host = NULL;
- *protocol = NULL;
- xfree (tmpptr);
- return 0;
- }
- else
- strcpy (*protocol, _protocol);
-
- if ((*host = (char *) xalloc (strlen (_host) + 1)) == NULL)
- {
- /* Malloc failed */
- *port = NULL;
- *host = NULL;
- xfree (*protocol);
- *protocol = NULL;
- xfree (tmpptr);
- return 0;
- }
- else
- strcpy (*host, _host);
-
- if ((*port = (char *) xalloc (strlen (_port) + 1)) == NULL)
- {
- /* Malloc failed */
- *port = NULL;
- xfree (*host);
- *host = NULL;
- xfree (*protocol);
- *protocol = NULL;
- xfree (tmpptr);
- return 0;
- }
- else
- strcpy (*port, _port);
-
- xfree (tmpptr);
-
- return 1;
-}
-
-
-/*
- * TRANS(Open) does all of the real work opening a connection. The only
- * funny part about this is the type parameter which is used to decide which
- * type of open to perform.
- */
-
-static XtransConnInfo
-TRANS(Open) (int type, char *address)
-
-{
- char *protocol = NULL, *host = NULL, *port = NULL;
- XtransConnInfo ciptr = NULL;
- Xtransport *thistrans;
-
- PRMSG (2,"Open(%d,%s)\n", type, address, 0);
-
-#if defined(WIN32) && defined(TCPCONN)
- if (TRANS(WSAStartup)())
- {
- PRMSG (1,"Open: WSAStartup failed\n", 0, 0, 0);
- return NULL;
- }
-#endif
-
- /* Parse the Address */
-
- if (TRANS(ParseAddress) (address, &protocol, &host, &port) == 0)
- {
- PRMSG (1,"Open: Unable to Parse address %s\n", address, 0, 0);
- return NULL;
- }
-
- /* Determine the transport type */
-
- if ((thistrans = TRANS(SelectTransport) (protocol)) == NULL)
- {
- PRMSG (1,"Open: Unable to find transport for %s\n",
- protocol, 0, 0);
-
- xfree (protocol);
- xfree (host);
- xfree (port);
- return NULL;
- }
-
- /* Open the transport */
-
- switch (type)
- {
- case XTRANS_OPEN_COTS_CLIENT:
-#ifdef TRANS_CLIENT
- ciptr = thistrans->OpenCOTSClient(thistrans, protocol, host, port);
-#endif /* TRANS_CLIENT */
- break;
- case XTRANS_OPEN_COTS_SERVER:
-#ifdef TRANS_SERVER
- ciptr = thistrans->OpenCOTSServer(thistrans, protocol, host, port);
-#endif /* TRANS_SERVER */
- break;
- case XTRANS_OPEN_CLTS_CLIENT:
-#ifdef TRANS_CLIENT
- ciptr = thistrans->OpenCLTSClient(thistrans, protocol, host, port);
-#endif /* TRANS_CLIENT */
- break;
- case XTRANS_OPEN_CLTS_SERVER:
-#ifdef TRANS_SERVER
- ciptr = thistrans->OpenCLTSServer(thistrans, protocol, host, port);
-#endif /* TRANS_SERVER */
- break;
- default:
- PRMSG (1,"Open: Unknown Open type %d\n", type, 0, 0);
- }
-
- if (ciptr == NULL)
- {
- if (!(thistrans->flags & TRANS_DISABLED))
- {
- PRMSG (1,"Open: transport open failed for %s/%s:%s\n",
- protocol, host, port);
- }
- xfree (protocol);
- xfree (host);
- xfree (port);
- return NULL;
- }
-
- ciptr->transptr = thistrans;
- ciptr->port = port; /* We need this for TRANS(Reopen) */
-
- xfree (protocol);
- xfree (host);
-
- return ciptr;
-}
-
-
-#ifdef TRANS_REOPEN
-
-/*
- * We might want to create an XtransConnInfo object based on a previously
- * opened connection. For example, the font server may clone itself and
- * pass file descriptors to the parent.
- */
-
-static XtransConnInfo
-TRANS(Reopen) (int type, int trans_id, int fd, char *port)
-
-{
- XtransConnInfo ciptr = NULL;
- Xtransport *thistrans = NULL;
- char *save_port;
- int i;
-
- PRMSG (2,"Reopen(%d,%d,%s)\n", trans_id, fd, port);
-
- /* Determine the transport type */
-
- for (i = 0; i < NUMTRANS; i++)
- if (Xtransports[i].transport_id == trans_id)
- {
- thistrans = Xtransports[i].transport;
- break;
- }
-
- if (thistrans == NULL)
- {
- PRMSG (1,"Reopen: Unable to find transport id %d\n",
- trans_id, 0, 0);
-
- return NULL;
- }
-
- if ((save_port = (char *) xalloc (strlen (port) + 1)) == NULL)
- {
- PRMSG (1,"Reopen: Unable to malloc port string\n", 0, 0, 0);
-
- return NULL;
- }
-
- strcpy (save_port, port);
-
- /* Get a new XtransConnInfo object */
-
- switch (type)
- {
- case XTRANS_OPEN_COTS_SERVER:
- ciptr = thistrans->ReopenCOTSServer(thistrans, fd, port);
- break;
- case XTRANS_OPEN_CLTS_SERVER:
- ciptr = thistrans->ReopenCLTSServer(thistrans, fd, port);
- break;
- default:
- PRMSG (1,"Reopen: Bad Open type %d\n", type, 0, 0);
- }
-
- if (ciptr == NULL)
- {
- PRMSG (1,"Reopen: transport open failed\n", 0, 0, 0);
- return NULL;
- }
-
- ciptr->transptr = thistrans;
- ciptr->port = save_port;
-
- return ciptr;
-}
-
-#endif /* TRANS_REOPEN */
-
-
-
-/*
- * These are the public interfaces to this Transport interface.
- * These are the only functions that should have knowledge of the transport
- * table.
- */
-
-#ifdef TRANS_CLIENT
-
-XtransConnInfo
-TRANS(OpenCOTSClient) (char *address)
-
-{
- PRMSG (2,"OpenCOTSClient(%s)\n", address, 0, 0);
- return TRANS(Open) (XTRANS_OPEN_COTS_CLIENT, address);
-}
-
-#endif /* TRANS_CLIENT */
-
-
-#ifdef TRANS_SERVER
-
-XtransConnInfo
-TRANS(OpenCOTSServer) (char *address)
-
-{
- PRMSG (2,"OpenCOTSServer(%s)\n", address, 0, 0);
- return TRANS(Open) (XTRANS_OPEN_COTS_SERVER, address);
-}
-
-#endif /* TRANS_SERVER */
-
-
-#ifdef TRANS_CLIENT
-
-XtransConnInfo
-TRANS(OpenCLTSClient) (char *address)
-
-{
- PRMSG (2,"OpenCLTSClient(%s)\n", address, 0, 0);
- return TRANS(Open) (XTRANS_OPEN_CLTS_CLIENT, address);
-}
-
-#endif /* TRANS_CLIENT */
-
-
-#ifdef TRANS_SERVER
-
-XtransConnInfo
-TRANS(OpenCLTSServer) (char *address)
-
-{
- PRMSG (2,"OpenCLTSServer(%s)\n", address, 0, 0);
- return TRANS(Open) (XTRANS_OPEN_CLTS_SERVER, address);
-}
-
-#endif /* TRANS_SERVER */
-
-
-#ifdef TRANS_REOPEN
-
-XtransConnInfo
-TRANS(ReopenCOTSServer) (int trans_id, int fd, char *port)
-
-{
- PRMSG (2,"ReopenCOTSServer(%d, %d, %s)\n", trans_id, fd, port);
- return TRANS(Reopen) (XTRANS_OPEN_COTS_SERVER, trans_id, fd, port);
-}
-
-XtransConnInfo
-TRANS(ReopenCLTSServer) (int trans_id, int fd, char *port)
-
-{
- PRMSG (2,"ReopenCLTSServer(%d, %d, %s)\n", trans_id, fd, port);
- return TRANS(Reopen) (XTRANS_OPEN_CLTS_SERVER, trans_id, fd, port);
-}
-
-
-int
-TRANS(GetReopenInfo) (XtransConnInfo ciptr,
- int *trans_id, int *fd, char **port)
-
-{
- int i;
-
- for (i = 0; i < NUMTRANS; i++)
- if (Xtransports[i].transport == ciptr->transptr)
- {
- *trans_id = Xtransports[i].transport_id;
- *fd = ciptr->fd;
-
- if ((*port = (char *) xalloc (strlen (ciptr->port) + 1)) == NULL)
- return 0;
- else
- {
- strcpy (*port, ciptr->port);
- return 1;
- }
- }
-
- return 0;
-}
-
-#endif /* TRANS_REOPEN */
-
-
-int
-TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
-
-{
- int fd = ciptr->fd;
- int ret = 0;
-
- PRMSG (2,"SetOption(%d,%d,%d)\n", fd, option, arg);
-
- /*
- * For now, all transport type use the same stuff for setting options.
- * As long as this is true, we can put the common code here. Once a more
- * complicated transport such as shared memory or an OSI implementation
- * that uses the session and application libraries is implemented, this
- * code may have to move to a transport dependent function.
- *
- * ret = ciptr->transptr->SetOption (ciptr, option, arg);
- */
-
- switch (option)
- {
- case TRANS_NONBLOCKING:
- switch (arg)
- {
- case 0:
- /* Set to blocking mode */
- break;
- case 1: /* Set to non-blocking mode */
-
-#if defined(O_NONBLOCK) && !defined(SCO325)
- ret = fcntl (fd, F_GETFL, 0);
- if (ret != -1)
- ret = fcntl (fd, F_SETFL, ret | O_NONBLOCK);
-#else
-#ifdef FIOSNBIO
- {
- int arg;
- arg = 1;
- ret = ioctl (fd, FIOSNBIO, &arg);
- }
-#else
-#if defined(WIN32)
- {
-#ifdef WIN32
- unsigned long arg;
-#else
- int arg;
-#endif
- arg = 1;
-/* IBM TCP/IP understands this option too well: it causes TRANS(Read) to fail
- * eventually with EWOULDBLOCK */
- ret = ioctl (fd, FIONBIO, &arg);
- }
-#else
- ret = fcntl (fd, F_GETFL, 0);
-#ifdef FNDELAY
- ret = fcntl (fd, F_SETFL, ret | FNDELAY);
-#else
- ret = fcntl (fd, F_SETFL, ret | O_NDELAY);
-#endif
-#endif /* AIXV3 || uniosu */
-#endif /* FIOSNBIO */
-#endif /* O_NONBLOCK */
- break;
- default:
- /* Unknown option */
- break;
- }
- break;
- case TRANS_CLOSEONEXEC:
-#ifdef F_SETFD
-#ifdef FD_CLOEXEC
- ret = fcntl (fd, F_SETFD, FD_CLOEXEC);
-#else
- ret = fcntl (fd, F_SETFD, 1);
-#endif /* FD_CLOEXEC */
-#endif /* F_SETFD */
- break;
- }
-
- return ret;
-}
-
-#ifdef TRANS_SERVER
-
-int
-TRANS(CreateListener) (XtransConnInfo ciptr, char *port, unsigned int flags)
-
-{
- return ciptr->transptr->CreateListener (ciptr, port, flags);
-}
-
-int
-TRANS(NoListen) (char * protocol)
-
-{
- Xtransport *trans;
- int i = 0, ret = 0;
-
- if ((trans = TRANS(SelectTransport)(protocol)) == NULL)
- {
- PRMSG (1,"TransNoListen: unable to find transport: %s\n",
- protocol, 0, 0);
-
- return -1;
- }
- if (trans->flags & TRANS_ALIAS) {
- if (trans->nolisten)
- while (trans->nolisten[i]) {
- ret |= TRANS(NoListen)(trans->nolisten[i]);
- i++;
- }
- }
-
- trans->flags |= TRANS_NOLISTEN;
- return ret;
-}
-
-int
-TRANS(ResetListener) (XtransConnInfo ciptr)
-
-{
- if (ciptr->transptr->ResetListener)
- return ciptr->transptr->ResetListener (ciptr);
- else
- return TRANS_RESET_NOOP;
-}
-
-
-XtransConnInfo
-TRANS(Accept) (XtransConnInfo ciptr, int *status)
-
-{
- XtransConnInfo newciptr;
-
- PRMSG (2,"Accept(%d)\n", ciptr->fd, 0, 0);
-
- newciptr = ciptr->transptr->Accept (ciptr, status);
-
- if (newciptr)
- newciptr->transptr = ciptr->transptr;
-
- return newciptr;
-}
-
-#endif /* TRANS_SERVER */
-
-
-#ifdef TRANS_CLIENT
-
-int
-TRANS(Connect) (XtransConnInfo ciptr, char *address)
-
-{
- char *protocol;
- char *host;
- char *port;
- int ret;
-
- PRMSG (2,"Connect(%d,%s)\n", ciptr->fd, address, 0);
-
- if (TRANS(ParseAddress) (address, &protocol, &host, &port) == 0)
- {
- PRMSG (1,"Connect: Unable to Parse address %s\n",
- address, 0, 0);
- return -1;
- }
-
-#ifdef HAVE_LAUNCHD
- if (!host) host=strdup("");
-#endif
-
- if (!port || !*port)
- {
- PRMSG (1,"Connect: Missing port specification in %s\n",
- address, 0, 0);
- if (protocol) xfree (protocol);
- if (host) xfree (host);
- return -1;
- }
-
- ret = ciptr->transptr->Connect (ciptr, host, port);
-
- if (protocol) xfree (protocol);
- if (host) xfree (host);
- if (port) xfree (port);
-
- return ret;
-}
-
-#endif /* TRANS_CLIENT */
-
-
-int
-TRANS(BytesReadable) (XtransConnInfo ciptr, BytesReadable_t *pend)
-
-{
- return ciptr->transptr->BytesReadable (ciptr, pend);
-}
-
-int
-TRANS(Read) (XtransConnInfo ciptr, char *buf, int size)
-
-{
- return ciptr->transptr->Read (ciptr, buf, size);
-}
-
-int
-TRANS(Write) (XtransConnInfo ciptr, char *buf, int size)
-
-{
- return ciptr->transptr->Write (ciptr, buf, size);
-}
-
-int
-TRANS(Readv) (XtransConnInfo ciptr, struct iovec *buf, int size)
-
-{
- return ciptr->transptr->Readv (ciptr, buf, size);
-}
-
-int
-TRANS(Writev) (XtransConnInfo ciptr, struct iovec *buf, int size)
-
-{
- return ciptr->transptr->Writev (ciptr, buf, size);
-}
-
-int
-TRANS(Disconnect) (XtransConnInfo ciptr)
-
-{
- return ciptr->transptr->Disconnect (ciptr);
-}
-
-int
-TRANS(Close) (XtransConnInfo ciptr)
-
-{
- int ret;
-
- PRMSG (2,"Close(%d)\n", ciptr->fd, 0, 0);
-
- ret = ciptr->transptr->Close (ciptr);
-
- TRANS(FreeConnInfo) (ciptr);
-
- return ret;
-}
-
-int
-TRANS(CloseForCloning) (XtransConnInfo ciptr)
-
-{
- int ret;
-
- PRMSG (2,"CloseForCloning(%d)\n", ciptr->fd, 0, 0);
-
- ret = ciptr->transptr->CloseForCloning (ciptr);
-
- TRANS(FreeConnInfo) (ciptr);
-
- return ret;
-}
-
-int
-TRANS(IsLocal) (XtransConnInfo ciptr)
-
-{
- return (ciptr->family == AF_UNIX);
-}
-
-
-int
-TRANS(GetMyAddr) (XtransConnInfo ciptr, int *familyp, int *addrlenp,
- Xtransaddr **addrp)
-
-{
- PRMSG (2,"GetMyAddr(%d)\n", ciptr->fd, 0, 0);
-
- *familyp = ciptr->family;
- *addrlenp = ciptr->addrlen;
-
- if ((*addrp = (Xtransaddr *) xalloc (ciptr->addrlen)) == NULL)
- {
- PRMSG (1,"GetMyAddr: malloc failed\n", 0, 0, 0);
- return -1;
- }
- memcpy(*addrp, ciptr->addr, ciptr->addrlen);
-
- return 0;
-}
-
-int
-TRANS(GetPeerAddr) (XtransConnInfo ciptr, int *familyp, int *addrlenp,
- Xtransaddr **addrp)
-
-{
- PRMSG (2,"GetPeerAddr(%d)\n", ciptr->fd, 0, 0);
-
- *familyp = ciptr->family;
- *addrlenp = ciptr->peeraddrlen;
-
- if ((*addrp = (Xtransaddr *) xalloc (ciptr->peeraddrlen)) == NULL)
- {
- PRMSG (1,"GetPeerAddr: malloc failed\n", 0, 0, 0);
- return -1;
- }
- memcpy(*addrp, ciptr->peeraddr, ciptr->peeraddrlen);
-
- return 0;
-}
-
-
-int
-TRANS(GetConnectionNumber) (XtransConnInfo ciptr)
-
-{
- return ciptr->fd;
-}
-
-
-/*
- * These functions are really utility functions, but they require knowledge
- * of the internal data structures, so they have to be part of the Transport
- * Independant API.
- */
-
-#ifdef TRANS_SERVER
-
-static int
-complete_network_count (void)
-
-{
- int count = 0;
- int found_local = 0;
- int i;
-
- /*
- * For a complete network, we only need one LOCALCONN transport to work
- */
-
- for (i = 0; i < NUMTRANS; i++)
- {
- if (Xtransports[i].transport->flags & TRANS_ALIAS
- || Xtransports[i].transport->flags & TRANS_NOLISTEN)
- continue;
-
- if (Xtransports[i].transport->flags & TRANS_LOCAL)
- found_local = 1;
- else
- count++;
- }
-
- return (count + found_local);
-}
-
-
-#ifdef XQUARTZ_EXPORTS_LAUNCHD_FD
-extern int xquartz_launchd_fd;
-#endif
-
-int
-TRANS(MakeAllCOTSServerListeners) (char *port, int *partial, int *count_ret,
- XtransConnInfo **ciptrs_ret)
-
-{
- char buffer[256]; /* ??? What size ?? */
- XtransConnInfo ciptr, temp_ciptrs[NUMTRANS];
- int status, i, j;
-
-#if defined(IPv6) && defined(AF_INET6)
- int ipv6_succ = 0;
-#endif
- PRMSG (2,"MakeAllCOTSServerListeners(%s,%p)\n",
- port ? port : "NULL", ciptrs_ret, 0);
-
- *count_ret = 0;
-
-#ifdef XQUARTZ_EXPORTS_LAUNCHD_FD
- fprintf(stderr, "Launchd socket fd: %d\n", xquartz_launchd_fd);
- if(xquartz_launchd_fd != -1) {
- if((ciptr = TRANS(ReopenCOTSServer(TRANS_SOCKET_LOCAL_INDEX,
- xquartz_launchd_fd, getenv("DISPLAY"))))==NULL)
- fprintf(stderr,"Got NULL while trying to Reopen launchd port\n");
- else
- temp_ciptrs[(*count_ret)++] = ciptr;
- }
-#endif
-
- for (i = 0; i < NUMTRANS; i++)
- {
- Xtransport *trans = Xtransports[i].transport;
- unsigned int flags = 0;
-
- if (trans->flags&TRANS_ALIAS || trans->flags&TRANS_NOLISTEN)
- continue;
-
- snprintf(buffer, sizeof(buffer), "%s/:%s",
- trans->TransName, port ? port : "");
-
- PRMSG (5,"MakeAllCOTSServerListeners: opening %s\n",
- buffer, 0, 0);
-
- if ((ciptr = TRANS(OpenCOTSServer(buffer))) == NULL)
- {
- if (trans->flags & TRANS_DISABLED)
- continue;
-
- PRMSG (1,
- "MakeAllCOTSServerListeners: failed to open listener for %s\n",
- trans->TransName, 0, 0);
- continue;
- }
-#if defined(IPv6) && defined(AF_INET6)
- if ((Xtransports[i].transport_id == TRANS_SOCKET_INET_INDEX
- && ipv6_succ))
- flags |= ADDR_IN_USE_ALLOWED;
-#endif
-
- if ((status = TRANS(CreateListener (ciptr, port, flags))) < 0)
- {
- if (status == TRANS_ADDR_IN_USE)
- {
- /*
- * We failed to bind to the specified address because the
- * address is in use. It must be that a server is already
- * running at this address, and this function should fail.
- */
-
- PRMSG (1,
- "MakeAllCOTSServerListeners: server already running\n",
- 0, 0, 0);
-
- for (j = 0; j < *count_ret; j++)
- TRANS(Close) (temp_ciptrs[j]);
-
- *count_ret = 0;
- *ciptrs_ret = NULL;
- *partial = 0;
- return -1;
- }
- else
- {
- PRMSG (1,
- "MakeAllCOTSServerListeners: failed to create listener for %s\n",
- trans->TransName, 0, 0);
-
- continue;
- }
- }
-
-#if defined(IPv6) && defined(AF_INET6)
- if (Xtransports[i].transport_id == TRANS_SOCKET_INET6_INDEX)
- ipv6_succ = 1;
-#endif
-
- PRMSG (5,
- "MakeAllCOTSServerListeners: opened listener for %s, %d\n",
- trans->TransName, ciptr->fd, 0);
-
- temp_ciptrs[*count_ret] = ciptr;
- (*count_ret)++;
- }
-
- *partial = (*count_ret < complete_network_count());
-
- PRMSG (5,
- "MakeAllCOTSServerListeners: partial=%d, actual=%d, complete=%d \n",
- *partial, *count_ret, complete_network_count());
-
- if (*count_ret > 0)
- {
- if ((*ciptrs_ret = (XtransConnInfo *) xalloc (
- *count_ret * sizeof (XtransConnInfo))) == NULL)
- {
- return -1;
- }
-
- for (i = 0; i < *count_ret; i++)
- {
- (*ciptrs_ret)[i] = temp_ciptrs[i];
- }
- }
- else
- *ciptrs_ret = NULL;
-
- return 0;
-}
-
-int
-TRANS(MakeAllCLTSServerListeners) (char *port, int *partial, int *count_ret,
- XtransConnInfo **ciptrs_ret)
-
-{
- char buffer[256]; /* ??? What size ?? */
- XtransConnInfo ciptr, temp_ciptrs[NUMTRANS];
- int status, i, j;
-
- PRMSG (2,"MakeAllCLTSServerListeners(%s,%p)\n",
- port ? port : "NULL", ciptrs_ret, 0);
-
- *count_ret = 0;
-
- for (i = 0; i < NUMTRANS; i++)
- {
- Xtransport *trans = Xtransports[i].transport;
-
- if (trans->flags&TRANS_ALIAS || trans->flags&TRANS_NOLISTEN)
- continue;
-
- snprintf(buffer, sizeof(buffer), "%s/:%s",
- trans->TransName, port ? port : "");
-
- PRMSG (5,"MakeAllCLTSServerListeners: opening %s\n",
- buffer, 0, 0);
-
- if ((ciptr = TRANS(OpenCLTSServer (buffer))) == NULL)
- {
- PRMSG (1,
- "MakeAllCLTSServerListeners: failed to open listener for %s\n",
- trans->TransName, 0, 0);
- continue;
- }
-
- if ((status = TRANS(CreateListener (ciptr, port, 0))) < 0)
- {
- if (status == TRANS_ADDR_IN_USE)
- {
- /*
- * We failed to bind to the specified address because the
- * address is in use. It must be that a server is already
- * running at this address, and this function should fail.
- */
-
- PRMSG (1,
- "MakeAllCLTSServerListeners: server already running\n",
- 0, 0, 0);
-
- for (j = 0; j < *count_ret; j++)
- TRANS(Close) (temp_ciptrs[j]);
-
- *count_ret = 0;
- *ciptrs_ret = NULL;
- *partial = 0;
- return -1;
- }
- else
- {
- PRMSG (1,
- "MakeAllCLTSServerListeners: failed to create listener for %s\n",
- trans->TransName, 0, 0);
-
- continue;
- }
- }
-
- PRMSG (5,
- "MakeAllCLTSServerListeners: opened listener for %s, %d\n",
- trans->TransName, ciptr->fd, 0);
- temp_ciptrs[*count_ret] = ciptr;
- (*count_ret)++;
- }
-
- *partial = (*count_ret < complete_network_count());
-
- PRMSG (5,
- "MakeAllCLTSServerListeners: partial=%d, actual=%d, complete=%d \n",
- *partial, *count_ret, complete_network_count());
-
- if (*count_ret > 0)
- {
- if ((*ciptrs_ret = (XtransConnInfo *) xalloc (
- *count_ret * sizeof (XtransConnInfo))) == NULL)
- {
- return -1;
- }
-
- for (i = 0; i < *count_ret; i++)
- {
- (*ciptrs_ret)[i] = temp_ciptrs[i];
- }
- }
- else
- *ciptrs_ret = NULL;
-
- return 0;
-}
-
-#endif /* TRANS_SERVER */
-
-
-
-/*
- * These routines are not part of the X Transport Interface, but they
- * may be used by it.
- */
-
-
-#if defined(SYSV) && defined(__i386__) && !defined(__SCO__) && !defined(sun) || defined(WIN32)
-
-/*
- * emulate readv
- */
-
-static int TRANS(ReadV) (XtransConnInfo ciptr, struct iovec *iov, int iovcnt)
-
-{
- int i, len, total;
- char *base;
-
- ESET(0);
- for (i = 0, total = 0; i < iovcnt; i++, iov++) {
- len = iov->iov_len;
- base = iov->iov_base;
- while (len > 0) {
- register int nbytes;
- nbytes = TRANS(Read) (ciptr, base, len);
- if (nbytes < 0 && total == 0) return -1;
- if (nbytes <= 0) return total;
- ESET(0);
- len -= nbytes;
- total += nbytes;
- base += nbytes;
- }
- }
- return total;
-}
-
-#endif /* SYSV && __i386__ || WIN32 || __sxg__ */
-
-#if defined(SYSV) && defined(__i386__) && !defined(__SCO__) && !defined(sun) || defined(WIN32)
-
-/*
- * emulate writev
- */
-
-static int TRANS(WriteV) (XtransConnInfo ciptr, struct iovec *iov, int iovcnt)
-
-{
- int i, len, total;
- char *base;
-
- ESET(0);
- for (i = 0, total = 0; i < iovcnt; i++, iov++) {
- len = iov->iov_len;
- base = iov->iov_base;
- while (len > 0) {
- register int nbytes;
- nbytes = TRANS(Write) (ciptr, base, len);
- if (nbytes < 0 && total == 0) return -1;
- if (nbytes <= 0) return total;
- ESET(0);
- len -= nbytes;
- total += nbytes;
- base += nbytes;
- }
- }
- return total;
-}
-
-#endif /* SYSV && __i386__ || WIN32 || __sxg__ */
-
-
-#if defined(_POSIX_SOURCE) || defined(USG) || defined(SVR4) || defined(__SVR4) || defined(__SCO__)
-#ifndef NEED_UTSNAME
-#define NEED_UTSNAME
-#endif
-#include <sys/utsname.h>
-#endif
-
-/*
- * TRANS(GetHostname) - similar to gethostname but allows special processing.
- */
-
-int TRANS(GetHostname) (char *buf, int maxlen)
-
-{
- int len;
-
-#ifdef NEED_UTSNAME
- struct utsname name;
-
- uname (&name);
- len = strlen (name.nodename);
- if (len >= maxlen) len = maxlen - 1;
- strncpy (buf, name.nodename, len);
- buf[len] = '\0';
-#else
- buf[0] = '\0';
- (void) gethostname (buf, maxlen);
- buf [maxlen - 1] = '\0';
- len = strlen(buf);
-#endif /* NEED_UTSNAME */
- return len;
-}
+/*
+
+Copyright 1993, 1994, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
+OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall
+not be used in advertising or otherwise to promote the sale, use or
+other dealings in this Software without prior written authorization
+from The Open Group.
+
+ * Copyright 1993, 1994 NCR Corporation - Dayton, Ohio, USA
+ *
+ * All Rights Reserved
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose and without fee is hereby granted, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name NCR not be used in advertising
+ * or publicity pertaining to distribution of the software without specific,
+ * written prior permission. NCR makes no representations about the
+ * suitability of this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ *
+ * NCR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+ * NO EVENT SHALL NCR BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <ctype.h>
+#include <unistd.h>
+
+#ifdef _MSC_VER
+#include <X11\Xwinsock.h>
+#endif
+/*
+ * The transport table contains a definition for every transport (protocol)
+ * family. All operations that can be made on the transport go through this
+ * table.
+ *
+ * Each transport is assigned a unique transport id.
+ *
+ * New transports can be added by adding an entry in this table.
+ * For compatiblity, the transport ids should never be renumbered.
+ * Always add to the end of the list.
+ */
+
+#define TRANS_TLI_INET_INDEX 1
+#define TRANS_TLI_TCP_INDEX 2
+#define TRANS_TLI_TLI_INDEX 3
+#define TRANS_SOCKET_UNIX_INDEX 4
+#define TRANS_SOCKET_LOCAL_INDEX 5
+#define TRANS_SOCKET_INET_INDEX 6
+#define TRANS_SOCKET_TCP_INDEX 7
+#define TRANS_DNET_INDEX 8
+#define TRANS_LOCAL_LOCAL_INDEX 9
+#define TRANS_LOCAL_PTS_INDEX 10
+#define TRANS_LOCAL_NAMED_INDEX 11
+/* 12 used to be ISC, but that's gone. */
+#define TRANS_LOCAL_SCO_INDEX 13
+#define TRANS_SOCKET_INET6_INDEX 14
+#define TRANS_LOCAL_PIPE_INDEX 15
+
+
+static
+Xtransport_table Xtransports[] = {
+#if defined(STREAMSCONN)
+ { &TRANS(TLITCPFuncs), TRANS_TLI_TCP_INDEX },
+ { &TRANS(TLIINETFuncs), TRANS_TLI_INET_INDEX },
+ { &TRANS(TLITLIFuncs), TRANS_TLI_TLI_INDEX },
+#endif /* STREAMSCONN */
+#if defined(TCPCONN)
+ { &TRANS(SocketTCPFuncs), TRANS_SOCKET_TCP_INDEX },
+#if defined(IPv6) && defined(AF_INET6)
+ { &TRANS(SocketINET6Funcs), TRANS_SOCKET_INET6_INDEX },
+#endif /* IPv6 */
+ { &TRANS(SocketINETFuncs), TRANS_SOCKET_INET_INDEX },
+#endif /* TCPCONN */
+#if defined(UNIXCONN)
+#if !defined(LOCALCONN)
+ { &TRANS(SocketLocalFuncs), TRANS_SOCKET_LOCAL_INDEX },
+#endif /* !LOCALCONN */
+ { &TRANS(SocketUNIXFuncs), TRANS_SOCKET_UNIX_INDEX },
+#endif /* UNIXCONN */
+#if defined(LOCALCONN)
+ { &TRANS(LocalFuncs), TRANS_LOCAL_LOCAL_INDEX },
+#ifndef sun
+ { &TRANS(PTSFuncs), TRANS_LOCAL_PTS_INDEX },
+#endif /* sun */
+#if defined(SVR4) || defined(__SVR4)
+ { &TRANS(NAMEDFuncs), TRANS_LOCAL_NAMED_INDEX },
+#endif
+#ifdef sun
+ { &TRANS(PIPEFuncs), TRANS_LOCAL_PIPE_INDEX },
+#endif /* sun */
+#if defined(__SCO__) || defined(__UNIXWARE__)
+ { &TRANS(SCOFuncs), TRANS_LOCAL_SCO_INDEX },
+#endif /* __SCO__ || __UNIXWARE__ */
+#endif /* LOCALCONN */
+ { NULL, 0}
+};
+
+#define NUMTRANS (sizeof(Xtransports)/sizeof(Xtransport_table)-1)
+
+
+#ifdef WIN32
+#define ioctl ioctlsocket
+#endif
+
+
+
+/*
+ * These are a few utility function used by the public interface functions.
+ */
+
+void
+TRANS(FreeConnInfo) (XtransConnInfo ciptr)
+
+{
+ PRMSG (3,"FreeConnInfo(%p)\n", ciptr, 0, 0);
+
+ if (ciptr->addr)
+ xfree (ciptr->addr);
+
+ if (ciptr->peeraddr)
+ xfree (ciptr->peeraddr);
+
+ if (ciptr->port)
+ xfree (ciptr->port);
+
+ xfree ((char *) ciptr);
+}
+
+
+#define PROTOBUFSIZE 20
+
+static Xtransport *
+TRANS(SelectTransport) (char *protocol)
+
+{
+ char protobuf[PROTOBUFSIZE];
+ int i;
+
+ PRMSG (3,"SelectTransport(%s)\n", protocol, 0, 0);
+
+ /*
+ * Force Protocol to be lowercase as a way of doing
+ * a case insensitive match.
+ */
+
+ strncpy (protobuf, protocol, PROTOBUFSIZE - 1);
+ protobuf[PROTOBUFSIZE-1] = '\0';
+
+ for (i = 0; i < PROTOBUFSIZE && protobuf[i] != '\0'; i++)
+ if (isupper (protobuf[i]))
+ protobuf[i] = tolower (protobuf[i]);
+
+ /* Look at all of the configured protocols */
+
+ for (i = 0; i < NUMTRANS; i++)
+ {
+ if (!strcmp (protobuf, Xtransports[i].transport->TransName))
+ return Xtransports[i].transport;
+ }
+
+ return NULL;
+}
+
+#ifndef TEST_t
+static
+#endif /* TEST_t */
+int
+TRANS(ParseAddress) (char *address, char **protocol, char **host, char **port)
+
+{
+ /*
+ * For the font library, the address is a string formatted
+ * as "protocol/host:port[/catalogue]". Note that the catologue
+ * is optional. At this time, the catologue info is ignored, but
+ * we have to parse it anyways.
+ *
+ * Other than fontlib, the address is a string formatted
+ * as "protocol/host:port".
+ *
+ * If the protocol part is missing, then assume TCP.
+ * If the protocol part and host part are missing, then assume local.
+ * If a "::" is found then assume DNET.
+ */
+
+ char *mybuf, *tmpptr;
+ char *_protocol, *_host, *_port;
+ char hostnamebuf[256];
+ int _host_len;
+
+ PRMSG (3,"ParseAddress(%s)\n", address, 0, 0);
+
+ /* Copy the string so it can be changed */
+
+ tmpptr = mybuf = (char *) xalloc (strlen (address) + 1);
+ strcpy (mybuf, address);
+
+ /* Parse the string to get each component */
+
+ /* Get the protocol part */
+
+ _protocol = mybuf;
+
+
+ if ( ((mybuf = strchr (mybuf,'/')) == NULL) &&
+ ((mybuf = strrchr (tmpptr,':')) == NULL) )
+ {
+ /* address is in a bad format */
+ *protocol = NULL;
+ *host = NULL;
+ *port = NULL;
+ xfree (tmpptr);
+ return 0;
+ }
+
+ if (*mybuf == ':')
+ {
+ /*
+ * If there is a hostname, then assume tcp, otherwise
+ * it must be local.
+ */
+ if (mybuf == tmpptr)
+ {
+ /* There is neither a protocol or host specified */
+ _protocol = "local";
+ }
+ else
+ {
+ /* There is a hostname specified */
+ _protocol = "tcp";
+ mybuf = tmpptr; /* reset to the begining of the host ptr */
+ }
+ }
+ else
+ {
+ /* *mybuf == '/' */
+
+ *mybuf ++= '\0'; /* put a null at the end of the protocol */
+
+ if (strlen(_protocol) == 0)
+ {
+ /*
+ * If there is a hostname, then assume tcp, otherwise
+ * it must be local.
+ */
+ if (*mybuf != ':')
+ _protocol = "tcp";
+ else
+ _protocol = "local";
+ }
+ }
+
+ /* Get the host part */
+
+ _host = mybuf;
+
+ if ((mybuf = strrchr (mybuf,':')) == NULL)
+ {
+ *protocol = NULL;
+ *host = NULL;
+ *port = NULL;
+ xfree (tmpptr);
+ return 0;
+ }
+
+ *mybuf ++= '\0';
+
+ _host_len = strlen(_host);
+ if (_host_len == 0)
+ {
+ TRANS(GetHostname) (hostnamebuf, sizeof (hostnamebuf));
+ _host = hostnamebuf;
+ }
+#if defined(IPv6) && defined(AF_INET6)
+ /* hostname in IPv6 [numeric_addr]:0 form? */
+ else if ( (_host_len > 3) &&
+ ((strcmp(_protocol, "tcp") == 0) || (strcmp(_protocol, "inet6") == 0))
+ && (*_host == '[') && (*(_host + _host_len - 1) == ']') ) {
+ struct sockaddr_in6 sin6;
+
+ *(_host + _host_len - 1) = '\0';
+
+ /* Verify address is valid IPv6 numeric form */
+ if (inet_pton(AF_INET6, _host + 1, &sin6) == 1) {
+ /* It is. Use it as such. */
+ _host++;
+ _protocol = "inet6";
+ } else {
+ /* It's not, restore it just in case some other code can use it. */
+ *(_host + _host_len - 1) = ']';
+ }
+ }
+#endif
+
+
+ /* Get the port */
+
+ _port = mybuf;
+
+#if defined(FONT_t) || defined(FS_t)
+ /*
+ * Is there an optional catalogue list?
+ */
+
+ if ((mybuf = strchr (mybuf,'/')) != NULL)
+ *mybuf ++= '\0';
+
+ /*
+ * The rest, if any, is the (currently unused) catalogue list.
+ *
+ * _catalogue = mybuf;
+ */
+#endif
+
+#ifdef HAVE_LAUNCHD
+ /* launchd sockets will look like 'local//tmp/launch-XgkNns/:0' */
+ if(address != NULL && strlen(address)>8 && (!strncmp(address,"local//",7))) {
+ _protocol="local";
+ _host="";
+ _port=address+6;
+ }
+#endif
+
+ /*
+ * Now that we have all of the components, allocate new
+ * string space for them.
+ */
+
+ if ((*protocol = (char *) xalloc(strlen (_protocol) + 1)) == NULL)
+ {
+ /* Malloc failed */
+ *port = NULL;
+ *host = NULL;
+ *protocol = NULL;
+ xfree (tmpptr);
+ return 0;
+ }
+ else
+ strcpy (*protocol, _protocol);
+
+ if ((*host = (char *) xalloc (strlen (_host) + 1)) == NULL)
+ {
+ /* Malloc failed */
+ *port = NULL;
+ *host = NULL;
+ xfree (*protocol);
+ *protocol = NULL;
+ xfree (tmpptr);
+ return 0;
+ }
+ else
+ strcpy (*host, _host);
+
+ if ((*port = (char *) xalloc (strlen (_port) + 1)) == NULL)
+ {
+ /* Malloc failed */
+ *port = NULL;
+ xfree (*host);
+ *host = NULL;
+ xfree (*protocol);
+ *protocol = NULL;
+ xfree (tmpptr);
+ return 0;
+ }
+ else
+ strcpy (*port, _port);
+
+ xfree (tmpptr);
+
+ return 1;
+}
+
+
+/*
+ * TRANS(Open) does all of the real work opening a connection. The only
+ * funny part about this is the type parameter which is used to decide which
+ * type of open to perform.
+ */
+
+static XtransConnInfo
+TRANS(Open) (int type, char *address)
+
+{
+ char *protocol = NULL, *host = NULL, *port = NULL;
+ XtransConnInfo ciptr = NULL;
+ Xtransport *thistrans;
+
+ PRMSG (2,"Open(%d,%s)\n", type, address, 0);
+
+#if defined(WIN32) && defined(TCPCONN)
+ if (TRANS(WSAStartup)())
+ {
+ PRMSG (1,"Open: WSAStartup failed\n", 0, 0, 0);
+ return NULL;
+ }
+#endif
+
+ /* Parse the Address */
+
+ if (TRANS(ParseAddress) (address, &protocol, &host, &port) == 0)
+ {
+ PRMSG (1,"Open: Unable to Parse address %s\n", address, 0, 0);
+ return NULL;
+ }
+
+ /* Determine the transport type */
+
+ if ((thistrans = TRANS(SelectTransport) (protocol)) == NULL)
+ {
+ PRMSG (1,"Open: Unable to find transport for %s\n",
+ protocol, 0, 0);
+
+ xfree (protocol);
+ xfree (host);
+ xfree (port);
+ return NULL;
+ }
+
+ /* Open the transport */
+
+ switch (type)
+ {
+ case XTRANS_OPEN_COTS_CLIENT:
+#ifdef TRANS_CLIENT
+ ciptr = thistrans->OpenCOTSClient(thistrans, protocol, host, port);
+#endif /* TRANS_CLIENT */
+ break;
+ case XTRANS_OPEN_COTS_SERVER:
+#ifdef TRANS_SERVER
+ ciptr = thistrans->OpenCOTSServer(thistrans, protocol, host, port);
+#endif /* TRANS_SERVER */
+ break;
+ case XTRANS_OPEN_CLTS_CLIENT:
+#ifdef TRANS_CLIENT
+ ciptr = thistrans->OpenCLTSClient(thistrans, protocol, host, port);
+#endif /* TRANS_CLIENT */
+ break;
+ case XTRANS_OPEN_CLTS_SERVER:
+#ifdef TRANS_SERVER
+ ciptr = thistrans->OpenCLTSServer(thistrans, protocol, host, port);
+#endif /* TRANS_SERVER */
+ break;
+ default:
+ PRMSG (1,"Open: Unknown Open type %d\n", type, 0, 0);
+ }
+
+ if (ciptr == NULL)
+ {
+ if (!(thistrans->flags & TRANS_DISABLED))
+ {
+ PRMSG (1,"Open: transport open failed for %s/%s:%s\n",
+ protocol, host, port);
+ }
+ xfree (protocol);
+ xfree (host);
+ xfree (port);
+ return NULL;
+ }
+
+ ciptr->transptr = thistrans;
+ ciptr->port = port; /* We need this for TRANS(Reopen) */
+
+ xfree (protocol);
+ xfree (host);
+
+ return ciptr;
+}
+
+
+#ifdef TRANS_REOPEN
+
+/*
+ * We might want to create an XtransConnInfo object based on a previously
+ * opened connection. For example, the font server may clone itself and
+ * pass file descriptors to the parent.
+ */
+
+static XtransConnInfo
+TRANS(Reopen) (int type, int trans_id, int fd, char *port)
+
+{
+ XtransConnInfo ciptr = NULL;
+ Xtransport *thistrans = NULL;
+ char *save_port;
+ int i;
+
+ PRMSG (2,"Reopen(%d,%d,%s)\n", trans_id, fd, port);
+
+ /* Determine the transport type */
+
+ for (i = 0; i < NUMTRANS; i++)
+ if (Xtransports[i].transport_id == trans_id)
+ {
+ thistrans = Xtransports[i].transport;
+ break;
+ }
+
+ if (thistrans == NULL)
+ {
+ PRMSG (1,"Reopen: Unable to find transport id %d\n",
+ trans_id, 0, 0);
+
+ return NULL;
+ }
+
+ if ((save_port = (char *) xalloc (strlen (port) + 1)) == NULL)
+ {
+ PRMSG (1,"Reopen: Unable to malloc port string\n", 0, 0, 0);
+
+ return NULL;
+ }
+
+ strcpy (save_port, port);
+
+ /* Get a new XtransConnInfo object */
+
+ switch (type)
+ {
+ case XTRANS_OPEN_COTS_SERVER:
+ ciptr = thistrans->ReopenCOTSServer(thistrans, fd, port);
+ break;
+ case XTRANS_OPEN_CLTS_SERVER:
+ ciptr = thistrans->ReopenCLTSServer(thistrans, fd, port);
+ break;
+ default:
+ PRMSG (1,"Reopen: Bad Open type %d\n", type, 0, 0);
+ }
+
+ if (ciptr == NULL)
+ {
+ PRMSG (1,"Reopen: transport open failed\n", 0, 0, 0);
+ return NULL;
+ }
+
+ ciptr->transptr = thistrans;
+ ciptr->port = save_port;
+
+ return ciptr;
+}
+
+#endif /* TRANS_REOPEN */
+
+
+
+/*
+ * These are the public interfaces to this Transport interface.
+ * These are the only functions that should have knowledge of the transport
+ * table.
+ */
+
+#ifdef TRANS_CLIENT
+
+XtransConnInfo
+TRANS(OpenCOTSClient) (char *address)
+
+{
+ PRMSG (2,"OpenCOTSClient(%s)\n", address, 0, 0);
+ return TRANS(Open) (XTRANS_OPEN_COTS_CLIENT, address);
+}
+
+#endif /* TRANS_CLIENT */
+
+
+#ifdef TRANS_SERVER
+
+XtransConnInfo
+TRANS(OpenCOTSServer) (char *address)
+
+{
+ PRMSG (2,"OpenCOTSServer(%s)\n", address, 0, 0);
+ return TRANS(Open) (XTRANS_OPEN_COTS_SERVER, address);
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_CLIENT
+
+XtransConnInfo
+TRANS(OpenCLTSClient) (char *address)
+
+{
+ PRMSG (2,"OpenCLTSClient(%s)\n", address, 0, 0);
+ return TRANS(Open) (XTRANS_OPEN_CLTS_CLIENT, address);
+}
+
+#endif /* TRANS_CLIENT */
+
+
+#ifdef TRANS_SERVER
+
+XtransConnInfo
+TRANS(OpenCLTSServer) (char *address)
+
+{
+ PRMSG (2,"OpenCLTSServer(%s)\n", address, 0, 0);
+ return TRANS(Open) (XTRANS_OPEN_CLTS_SERVER, address);
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_REOPEN
+
+XtransConnInfo
+TRANS(ReopenCOTSServer) (int trans_id, int fd, char *port)
+
+{
+ PRMSG (2,"ReopenCOTSServer(%d, %d, %s)\n", trans_id, fd, port);
+ return TRANS(Reopen) (XTRANS_OPEN_COTS_SERVER, trans_id, fd, port);
+}
+
+XtransConnInfo
+TRANS(ReopenCLTSServer) (int trans_id, int fd, char *port)
+
+{
+ PRMSG (2,"ReopenCLTSServer(%d, %d, %s)\n", trans_id, fd, port);
+ return TRANS(Reopen) (XTRANS_OPEN_CLTS_SERVER, trans_id, fd, port);
+}
+
+
+int
+TRANS(GetReopenInfo) (XtransConnInfo ciptr,
+ int *trans_id, int *fd, char **port)
+
+{
+ int i;
+
+ for (i = 0; i < NUMTRANS; i++)
+ if (Xtransports[i].transport == ciptr->transptr)
+ {
+ *trans_id = Xtransports[i].transport_id;
+ *fd = ciptr->fd;
+
+ if ((*port = (char *) xalloc (strlen (ciptr->port) + 1)) == NULL)
+ return 0;
+ else
+ {
+ strcpy (*port, ciptr->port);
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+#endif /* TRANS_REOPEN */
+
+
+int
+TRANS(SetOption) (XtransConnInfo ciptr, int option, int arg)
+
+{
+ int fd = ciptr->fd;
+ int ret = 0;
+
+ PRMSG (2,"SetOption(%d,%d,%d)\n", fd, option, arg);
+
+ /*
+ * For now, all transport type use the same stuff for setting options.
+ * As long as this is true, we can put the common code here. Once a more
+ * complicated transport such as shared memory or an OSI implementation
+ * that uses the session and application libraries is implemented, this
+ * code may have to move to a transport dependent function.
+ *
+ * ret = ciptr->transptr->SetOption (ciptr, option, arg);
+ */
+
+ switch (option)
+ {
+ case TRANS_NONBLOCKING:
+ switch (arg)
+ {
+ case 0:
+ /* Set to blocking mode */
+ break;
+ case 1: /* Set to non-blocking mode */
+
+#if defined(O_NONBLOCK) && !defined(SCO325)
+ ret = fcntl (fd, F_GETFL, 0);
+ if (ret != -1)
+ ret = fcntl (fd, F_SETFL, ret | O_NONBLOCK);
+#else
+#ifdef FIOSNBIO
+ {
+ int arg;
+ arg = 1;
+ ret = ioctl (fd, FIOSNBIO, &arg);
+ }
+#else
+#if defined(WIN32)
+ {
+#ifdef WIN32
+ unsigned long arg;
+#else
+ int arg;
+#endif
+ arg = 1;
+/* IBM TCP/IP understands this option too well: it causes TRANS(Read) to fail
+ * eventually with EWOULDBLOCK */
+ ret = ioctl (fd, FIONBIO, &arg);
+ }
+#else
+ ret = fcntl (fd, F_GETFL, 0);
+#ifdef FNDELAY
+ ret = fcntl (fd, F_SETFL, ret | FNDELAY);
+#else
+ ret = fcntl (fd, F_SETFL, ret | O_NDELAY);
+#endif
+#endif /* AIXV3 || uniosu */
+#endif /* FIOSNBIO */
+#endif /* O_NONBLOCK */
+ break;
+ default:
+ /* Unknown option */
+ break;
+ }
+ break;
+ case TRANS_CLOSEONEXEC:
+#ifdef F_SETFD
+#ifdef FD_CLOEXEC
+ ret = fcntl (fd, F_SETFD, FD_CLOEXEC);
+#else
+ ret = fcntl (fd, F_SETFD, 1);
+#endif /* FD_CLOEXEC */
+#endif /* F_SETFD */
+ break;
+ }
+
+ return ret;
+}
+
+#ifdef TRANS_SERVER
+
+int
+TRANS(CreateListener) (XtransConnInfo ciptr, char *port, unsigned int flags)
+
+{
+ return ciptr->transptr->CreateListener (ciptr, port, flags);
+}
+
+int
+TRANS(NoListen) (char * protocol)
+
+{
+ Xtransport *trans;
+ int i = 0, ret = 0;
+
+ if ((trans = TRANS(SelectTransport)(protocol)) == NULL)
+ {
+ PRMSG (1,"TransNoListen: unable to find transport: %s\n",
+ protocol, 0, 0);
+
+ return -1;
+ }
+ if (trans->flags & TRANS_ALIAS) {
+ if (trans->nolisten)
+ while (trans->nolisten[i]) {
+ ret |= TRANS(NoListen)(trans->nolisten[i]);
+ i++;
+ }
+ }
+
+ trans->flags |= TRANS_NOLISTEN;
+ return ret;
+}
+
+int
+TRANS(ResetListener) (XtransConnInfo ciptr)
+
+{
+ if (ciptr->transptr->ResetListener)
+ return ciptr->transptr->ResetListener (ciptr);
+ else
+ return TRANS_RESET_NOOP;
+}
+
+
+XtransConnInfo
+TRANS(Accept) (XtransConnInfo ciptr, int *status)
+
+{
+ XtransConnInfo newciptr;
+
+ PRMSG (2,"Accept(%d)\n", ciptr->fd, 0, 0);
+
+ newciptr = ciptr->transptr->Accept (ciptr, status);
+
+ if (newciptr)
+ newciptr->transptr = ciptr->transptr;
+
+ return newciptr;
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_CLIENT
+
+int
+TRANS(Connect) (XtransConnInfo ciptr, char *address)
+
+{
+ char *protocol;
+ char *host;
+ char *port;
+ int ret;
+
+ PRMSG (2,"Connect(%d,%s)\n", ciptr->fd, address, 0);
+
+ if (TRANS(ParseAddress) (address, &protocol, &host, &port) == 0)
+ {
+ PRMSG (1,"Connect: Unable to Parse address %s\n",
+ address, 0, 0);
+ return -1;
+ }
+
+#ifdef HAVE_LAUNCHD
+ if (!host) host=strdup("");
+#endif
+
+ if (!port || !*port)
+ {
+ PRMSG (1,"Connect: Missing port specification in %s\n",
+ address, 0, 0);
+ if (protocol) xfree (protocol);
+ if (host) xfree (host);
+ return -1;
+ }
+
+ ret = ciptr->transptr->Connect (ciptr, host, port);
+
+ if (protocol) xfree (protocol);
+ if (host) xfree (host);
+ if (port) xfree (port);
+
+ return ret;
+}
+
+#endif /* TRANS_CLIENT */
+
+
+int
+TRANS(BytesReadable) (XtransConnInfo ciptr, BytesReadable_t *pend)
+
+{
+ return ciptr->transptr->BytesReadable (ciptr, pend);
+}
+
+int
+TRANS(Read) (XtransConnInfo ciptr, char *buf, int size)
+
+{
+ return ciptr->transptr->Read (ciptr, buf, size);
+}
+
+int
+TRANS(Write) (XtransConnInfo ciptr, char *buf, int size)
+
+{
+ return ciptr->transptr->Write (ciptr, buf, size);
+}
+
+int
+TRANS(Readv) (XtransConnInfo ciptr, struct iovec *buf, int size)
+
+{
+ return ciptr->transptr->Readv (ciptr, buf, size);
+}
+
+int
+TRANS(Writev) (XtransConnInfo ciptr, struct iovec *buf, int size)
+
+{
+ return ciptr->transptr->Writev (ciptr, buf, size);
+}
+
+int
+TRANS(Disconnect) (XtransConnInfo ciptr)
+
+{
+ return ciptr->transptr->Disconnect (ciptr);
+}
+
+int
+TRANS(Close) (XtransConnInfo ciptr)
+
+{
+ int ret;
+
+ PRMSG (2,"Close(%d)\n", ciptr->fd, 0, 0);
+
+ ret = ciptr->transptr->Close (ciptr);
+
+ TRANS(FreeConnInfo) (ciptr);
+
+ return ret;
+}
+
+int
+TRANS(CloseForCloning) (XtransConnInfo ciptr)
+
+{
+ int ret;
+
+ PRMSG (2,"CloseForCloning(%d)\n", ciptr->fd, 0, 0);
+
+ ret = ciptr->transptr->CloseForCloning (ciptr);
+
+ TRANS(FreeConnInfo) (ciptr);
+
+ return ret;
+}
+
+int
+TRANS(IsLocal) (XtransConnInfo ciptr)
+
+{
+ return (ciptr->family == AF_UNIX);
+}
+
+
+int
+TRANS(GetMyAddr) (XtransConnInfo ciptr, int *familyp, int *addrlenp,
+ Xtransaddr **addrp)
+
+{
+ PRMSG (2,"GetMyAddr(%d)\n", ciptr->fd, 0, 0);
+
+ *familyp = ciptr->family;
+ *addrlenp = ciptr->addrlen;
+
+ if ((*addrp = (Xtransaddr *) xalloc (ciptr->addrlen)) == NULL)
+ {
+ PRMSG (1,"GetMyAddr: malloc failed\n", 0, 0, 0);
+ return -1;
+ }
+ memcpy(*addrp, ciptr->addr, ciptr->addrlen);
+
+ return 0;
+}
+
+int
+TRANS(GetPeerAddr) (XtransConnInfo ciptr, int *familyp, int *addrlenp,
+ Xtransaddr **addrp)
+
+{
+ PRMSG (2,"GetPeerAddr(%d)\n", ciptr->fd, 0, 0);
+
+ *familyp = ciptr->family;
+ *addrlenp = ciptr->peeraddrlen;
+
+ if ((*addrp = (Xtransaddr *) xalloc (ciptr->peeraddrlen)) == NULL)
+ {
+ PRMSG (1,"GetPeerAddr: malloc failed\n", 0, 0, 0);
+ return -1;
+ }
+ memcpy(*addrp, ciptr->peeraddr, ciptr->peeraddrlen);
+
+ return 0;
+}
+
+
+int
+TRANS(GetConnectionNumber) (XtransConnInfo ciptr)
+
+{
+ return ciptr->fd;
+}
+
+
+/*
+ * These functions are really utility functions, but they require knowledge
+ * of the internal data structures, so they have to be part of the Transport
+ * Independant API.
+ */
+
+#ifdef TRANS_SERVER
+
+static int
+complete_network_count (void)
+
+{
+ int count = 0;
+ int found_local = 0;
+ int i;
+
+ /*
+ * For a complete network, we only need one LOCALCONN transport to work
+ */
+
+ for (i = 0; i < NUMTRANS; i++)
+ {
+ if (Xtransports[i].transport->flags & TRANS_ALIAS
+ || Xtransports[i].transport->flags & TRANS_NOLISTEN)
+ continue;
+
+ if (Xtransports[i].transport->flags & TRANS_LOCAL)
+ found_local = 1;
+ else
+ count++;
+ }
+
+ return (count + found_local);
+}
+
+
+#ifdef XQUARTZ_EXPORTS_LAUNCHD_FD
+extern int xquartz_launchd_fd;
+#endif
+
+int
+TRANS(MakeAllCOTSServerListeners) (char *port, int *partial, int *count_ret,
+ XtransConnInfo **ciptrs_ret)
+
+{
+ char buffer[256]; /* ??? What size ?? */
+ XtransConnInfo ciptr, temp_ciptrs[NUMTRANS];
+ int status, i, j;
+
+#if defined(IPv6) && defined(AF_INET6)
+ int ipv6_succ = 0;
+#endif
+ PRMSG (2,"MakeAllCOTSServerListeners(%s,%p)\n",
+ port ? port : "NULL", ciptrs_ret, 0);
+
+ *count_ret = 0;
+
+#ifdef XQUARTZ_EXPORTS_LAUNCHD_FD
+ fprintf(stderr, "Launchd socket fd: %d\n", xquartz_launchd_fd);
+ if(xquartz_launchd_fd != -1) {
+ if((ciptr = TRANS(ReopenCOTSServer(TRANS_SOCKET_LOCAL_INDEX,
+ xquartz_launchd_fd, getenv("DISPLAY"))))==NULL)
+ fprintf(stderr,"Got NULL while trying to Reopen launchd port\n");
+ else
+ temp_ciptrs[(*count_ret)++] = ciptr;
+ }
+#endif
+
+ for (i = 0; i < NUMTRANS; i++)
+ {
+ Xtransport *trans = Xtransports[i].transport;
+ unsigned int flags = 0;
+
+ if (trans->flags&TRANS_ALIAS || trans->flags&TRANS_NOLISTEN)
+ continue;
+
+ snprintf(buffer, sizeof(buffer), "%s/:%s",
+ trans->TransName, port ? port : "");
+
+ PRMSG (5,"MakeAllCOTSServerListeners: opening %s\n",
+ buffer, 0, 0);
+
+ if ((ciptr = TRANS(OpenCOTSServer(buffer))) == NULL)
+ {
+ if (trans->flags & TRANS_DISABLED)
+ continue;
+
+ PRMSG (1,
+ "MakeAllCOTSServerListeners: failed to open listener for %s\n",
+ trans->TransName, 0, 0);
+ continue;
+ }
+#if defined(IPv6) && defined(AF_INET6)
+ if ((Xtransports[i].transport_id == TRANS_SOCKET_INET_INDEX
+ && ipv6_succ))
+ flags |= ADDR_IN_USE_ALLOWED;
+#endif
+
+ if ((status = TRANS(CreateListener (ciptr, port, flags))) < 0)
+ {
+ if (status == TRANS_ADDR_IN_USE)
+ {
+ /*
+ * We failed to bind to the specified address because the
+ * address is in use. It must be that a server is already
+ * running at this address, and this function should fail.
+ */
+
+ PRMSG (1,
+ "MakeAllCOTSServerListeners: server already running\n",
+ 0, 0, 0);
+
+ for (j = 0; j < *count_ret; j++)
+ TRANS(Close) (temp_ciptrs[j]);
+
+ *count_ret = 0;
+ *ciptrs_ret = NULL;
+ *partial = 0;
+ return -1;
+ }
+ else
+ {
+ PRMSG (1,
+ "MakeAllCOTSServerListeners: failed to create listener for %s\n",
+ trans->TransName, 0, 0);
+
+ continue;
+ }
+ }
+
+#if defined(IPv6) && defined(AF_INET6)
+ if (Xtransports[i].transport_id == TRANS_SOCKET_INET6_INDEX)
+ ipv6_succ = 1;
+#endif
+
+ PRMSG (5,
+ "MakeAllCOTSServerListeners: opened listener for %s, %d\n",
+ trans->TransName, ciptr->fd, 0);
+
+ temp_ciptrs[*count_ret] = ciptr;
+ (*count_ret)++;
+ }
+
+ *partial = (*count_ret < complete_network_count());
+
+ PRMSG (5,
+ "MakeAllCOTSServerListeners: partial=%d, actual=%d, complete=%d \n",
+ *partial, *count_ret, complete_network_count());
+
+ if (*count_ret > 0)
+ {
+ if ((*ciptrs_ret = (XtransConnInfo *) xalloc (
+ *count_ret * sizeof (XtransConnInfo))) == NULL)
+ {
+ return -1;
+ }
+
+ for (i = 0; i < *count_ret; i++)
+ {
+ (*ciptrs_ret)[i] = temp_ciptrs[i];
+ }
+ }
+ else
+ *ciptrs_ret = NULL;
+
+ return 0;
+}
+
+int
+TRANS(MakeAllCLTSServerListeners) (char *port, int *partial, int *count_ret,
+ XtransConnInfo **ciptrs_ret)
+
+{
+ char buffer[256]; /* ??? What size ?? */
+ XtransConnInfo ciptr, temp_ciptrs[NUMTRANS];
+ int status, i, j;
+
+ PRMSG (2,"MakeAllCLTSServerListeners(%s,%p)\n",
+ port ? port : "NULL", ciptrs_ret, 0);
+
+ *count_ret = 0;
+
+ for (i = 0; i < NUMTRANS; i++)
+ {
+ Xtransport *trans = Xtransports[i].transport;
+
+ if (trans->flags&TRANS_ALIAS || trans->flags&TRANS_NOLISTEN)
+ continue;
+
+ snprintf(buffer, sizeof(buffer), "%s/:%s",
+ trans->TransName, port ? port : "");
+
+ PRMSG (5,"MakeAllCLTSServerListeners: opening %s\n",
+ buffer, 0, 0);
+
+ if ((ciptr = TRANS(OpenCLTSServer (buffer))) == NULL)
+ {
+ PRMSG (1,
+ "MakeAllCLTSServerListeners: failed to open listener for %s\n",
+ trans->TransName, 0, 0);
+ continue;
+ }
+
+ if ((status = TRANS(CreateListener (ciptr, port, 0))) < 0)
+ {
+ if (status == TRANS_ADDR_IN_USE)
+ {
+ /*
+ * We failed to bind to the specified address because the
+ * address is in use. It must be that a server is already
+ * running at this address, and this function should fail.
+ */
+
+ PRMSG (1,
+ "MakeAllCLTSServerListeners: server already running\n",
+ 0, 0, 0);
+
+ for (j = 0; j < *count_ret; j++)
+ TRANS(Close) (temp_ciptrs[j]);
+
+ *count_ret = 0;
+ *ciptrs_ret = NULL;
+ *partial = 0;
+ return -1;
+ }
+ else
+ {
+ PRMSG (1,
+ "MakeAllCLTSServerListeners: failed to create listener for %s\n",
+ trans->TransName, 0, 0);
+
+ continue;
+ }
+ }
+
+ PRMSG (5,
+ "MakeAllCLTSServerListeners: opened listener for %s, %d\n",
+ trans->TransName, ciptr->fd, 0);
+ temp_ciptrs[*count_ret] = ciptr;
+ (*count_ret)++;
+ }
+
+ *partial = (*count_ret < complete_network_count());
+
+ PRMSG (5,
+ "MakeAllCLTSServerListeners: partial=%d, actual=%d, complete=%d \n",
+ *partial, *count_ret, complete_network_count());
+
+ if (*count_ret > 0)
+ {
+ if ((*ciptrs_ret = (XtransConnInfo *) xalloc (
+ *count_ret * sizeof (XtransConnInfo))) == NULL)
+ {
+ return -1;
+ }
+
+ for (i = 0; i < *count_ret; i++)
+ {
+ (*ciptrs_ret)[i] = temp_ciptrs[i];
+ }
+ }
+ else
+ *ciptrs_ret = NULL;
+
+ return 0;
+}
+
+#endif /* TRANS_SERVER */
+
+
+
+/*
+ * These routines are not part of the X Transport Interface, but they
+ * may be used by it.
+ */
+
+
+#if defined(SYSV) && defined(__i386__) && !defined(__SCO__) && !defined(sun) || defined(WIN32)
+
+/*
+ * emulate readv
+ */
+
+static int TRANS(ReadV) (XtransConnInfo ciptr, struct iovec *iov, int iovcnt)
+
+{
+ int i, len, total;
+ char *base;
+
+ ESET(0);
+ for (i = 0, total = 0; i < iovcnt; i++, iov++) {
+ len = iov->iov_len;
+ base = iov->iov_base;
+ while (len > 0) {
+ register int nbytes;
+ nbytes = TRANS(Read) (ciptr, base, len);
+ if (nbytes < 0 && total == 0) return -1;
+ if (nbytes <= 0) return total;
+ ESET(0);
+ len -= nbytes;
+ total += nbytes;
+ base += nbytes;
+ }
+ }
+ return total;
+}
+
+#endif /* SYSV && __i386__ || WIN32 || __sxg__ */
+
+#if defined(SYSV) && defined(__i386__) && !defined(__SCO__) && !defined(sun) || defined(WIN32)
+
+/*
+ * emulate writev
+ */
+
+static int TRANS(WriteV) (XtransConnInfo ciptr, struct iovec *iov, int iovcnt)
+
+{
+ int i, len, total;
+ char *base;
+
+ ESET(0);
+ for (i = 0, total = 0; i < iovcnt; i++, iov++) {
+ len = iov->iov_len;
+ base = iov->iov_base;
+ while (len > 0) {
+ register int nbytes;
+ nbytes = TRANS(Write) (ciptr, base, len);
+ if (nbytes < 0 && total == 0) return -1;
+ if (nbytes <= 0) return total;
+ ESET(0);
+ len -= nbytes;
+ total += nbytes;
+ base += nbytes;
+ }
+ }
+ return total;
+}
+
+#endif /* SYSV && __i386__ || WIN32 || __sxg__ */
+
+
+#if defined(_POSIX_SOURCE) || defined(USG) || defined(SVR4) || defined(__SVR4) || defined(__SCO__)
+#ifndef NEED_UTSNAME
+#define NEED_UTSNAME
+#endif
+#include <sys/utsname.h>
+#endif
+
+/*
+ * TRANS(GetHostname) - similar to gethostname but allows special processing.
+ */
+
+int TRANS(GetHostname) (char *buf, int maxlen)
+
+{
+ int len;
+
+#ifdef NEED_UTSNAME
+ struct utsname name;
+
+ uname (&name);
+ len = strlen (name.nodename);
+ if (len >= maxlen) len = maxlen - 1;
+ strncpy (buf, name.nodename, len);
+ buf[len] = '\0';
+#else
+ buf[0] = '\0';
+ (void) gethostname (buf, maxlen);
+ buf [maxlen - 1] = '\0';
+ len = strlen(buf);
+#endif /* NEED_UTSNAME */
+ return len;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 00:35:56 +0000