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-rw-r--r--X11/xtrans/Xtranstli.c1418
1 files changed, 1418 insertions, 0 deletions
diff --git a/X11/xtrans/Xtranstli.c b/X11/xtrans/Xtranstli.c
new file mode 100644
index 000000000..a9dfc21da
--- /dev/null
+++ b/X11/xtrans/Xtranstli.c
@@ -0,0 +1,1418 @@
+/*
+
+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 <sys/un.h>
+#include <stropts.h>
+#include <poll.h>
+#include <tiuser.h>
+
+#include <netdir.h>
+#include <netconfig.h>
+
+
+/*
+ * This is the TLI implementation of the X Transport service layer
+ */
+
+typedef struct _TLItrans2dev {
+ char *transname;
+ char *protofamily;
+ char *devcotsname;
+ char *devcltsname;
+ int family;
+} TLItrans2dev;
+
+static TLItrans2dev TLItrans2devtab[] = {
+ {"inet","inet","/dev/tcp","/dev/udp",AF_INET},
+ {"tcp","inet","/dev/tcp","/dev/udp",AF_INET},
+ {"tli","loopback","/dev/ticots","/dev/ticlts",AF_UNIX},
+};
+
+#define NUMTLIFAMILIES (sizeof(TLItrans2devtab)/sizeof(TLItrans2dev))
+
+/*
+ * The local TLI connection, is a form of a local connection, so use a
+ * sockaddr_un for the address so that it will be treated just like the other
+ * local transports such as UNIX domain sockets, pts, and named.
+ */
+
+#if defined(X11_t)
+#define TLINODENAME "TLI:xserver"
+#endif
+
+#if defined(XIM_t)
+#define TLINODENAME "TLI:xim"
+#endif
+
+#if defined(FS_t) || defined(FONT_t)
+#define TLINODENAME "TLI:fontserver"
+#endif
+
+#if defined(ICE_t)
+#define TLINODENAME "TLI:ICE"
+#endif
+
+#if defined(TEST_t)
+#define TLINODENAME "TLI:test"
+#endif
+
+#ifndef PORTBUFSIZE
+#ifdef TRANS_SERVER
+#define PORTBUFSIZE 64
+#else
+#ifdef TRANS_CLIENT
+#define PORTBUFSIZE 64
+#endif
+#endif
+#endif
+
+
+/*
+ * These are some utility function used by the real interface function below.
+ */
+
+static int
+TRANS(TLISelectFamily)(char *family)
+
+{
+ int i;
+
+ PRMSG(3,"TLISelectFamily(%s)\n", family, 0,0 );
+
+ for(i=0;i<NUMTLIFAMILIES;i++)
+ {
+ if( !strcmp(family,TLItrans2devtab[i].transname) )
+ return i;
+ }
+ return -1;
+}
+
+
+/*
+ * This function gets the local address of the transport and stores it in the
+ * XtransConnInfo structure for the connection.
+ */
+
+static int
+TRANS(TLIGetAddr)(XtransConnInfo ciptr)
+
+{
+ Xtransaddr sockname;
+ struct netbuf netbuf;
+
+ PRMSG(3,"TLIGetAddr(%x)\n", ciptr, 0,0 );
+
+ netbuf.buf=(char *)&sockname;
+ netbuf.len=sizeof(sockname);
+ netbuf.maxlen=sizeof(sockname);
+
+ if( t_getname(ciptr->fd,&netbuf,LOCALNAME) < 0 )
+ {
+ PRMSG(1,"TLIGetAddr: t_getname(LOCALNAME) failed: %d\n",
+ errno, 0,0 );
+ return -1;
+ }
+
+ PRMSG(4,"TLIGetAddr: got family %d len %d\n",
+ ((struct sockaddr *) &sockname)->sa_family ,netbuf.len, 0 );
+
+ /*
+ * Everything looks good: fill in the XtransConnInfo structure.
+ */
+
+ if( ciptr->addr )
+ xfree(ciptr->addr);
+
+ if( (ciptr->addr=(char *)xalloc(netbuf.len)) == NULL )
+ {
+ PRMSG(1, "TLIGetAddr: Can't allocate space for the addr\n",
+ 0,0,0);
+ return -1;
+ }
+
+ ciptr->family=((struct sockaddr *) &sockname)->sa_family;
+ ciptr->addrlen=netbuf.len;
+ memcpy(ciptr->addr,&sockname,ciptr->addrlen);
+
+ return 0;
+}
+
+
+/*
+ * This function gets the remote address of the socket and stores it in the
+ * XtransConnInfo structure for the connection.
+ */
+
+static int
+TRANS(TLIGetPeerAddr)(XtransConnInfo ciptr)
+
+{
+ Xtransaddr sockname;
+ struct netbuf netbuf;
+
+ PRMSG(3,"TLIGetPeerAddr(%x)\n", ciptr, 0,0 );
+
+ netbuf.buf=(char *)&sockname;
+ netbuf.len=sizeof(sockname);
+ netbuf.maxlen=sizeof(sockname);
+
+ if( t_getname(ciptr->fd,&netbuf,REMOTENAME) < 0 )
+ {
+ PRMSG(1,"TLIGetPeerAddr: t_getname(REMOTENAME) failed: %d\n",
+ errno, 0,0 );
+ return -1;
+ }
+
+ PRMSG(4,"TLIGetPeerAddr: got family %d len %d\n",
+ ((struct sockaddr *) &sockname)->sa_family ,netbuf.len, 0 );
+
+ /*
+ * Everything looks good: fill in the XtransConnInfo structure.
+ */
+
+ if( ciptr->peeraddr )
+ xfree(ciptr->peeraddr);
+
+ if( (ciptr->peeraddr=(char *)xalloc(netbuf.len)) == NULL )
+ {
+ PRMSG(1,
+ "TLIGetPeerAddr: Can't allocate space for the addr\n",
+ 0,0,0);
+ return -1;
+ }
+
+ ciptr->peeraddrlen=netbuf.len;
+ memcpy(ciptr->peeraddr,&sockname,ciptr->peeraddrlen);
+
+ return 0;
+}
+
+
+/*
+ * This function will establish a local name for the transport. This function
+ * do extra work for the local tli connection. It must create a sockaddr_un
+ * format address so that it will look like an AF_UNIX connection to the
+ * higher layer.
+ *
+ * This function will only be called by the OPENC?TSClient() functions since
+ * the local address is set up in the CreateListner() for the server ends.
+ */
+
+static int
+TRANS(TLITLIBindLocal)(int fd, int family, char *port)
+
+{
+ struct sockaddr_un *sunaddr=NULL;
+ struct t_bind *req=NULL;
+
+ PRMSG(2, "TLITLIBindLocal(%d,%d,%s)\n", fd, family, port);
+
+ if( family == AF_UNIX )
+ {
+ if( (req=(struct t_bind *)t_alloc(fd,T_BIND,0)) == NULL )
+ {
+ PRMSG(1,
+ "TLITLIBindLocal() failed to allocate a t_bind\n",
+ 0,0,0 );
+ return -1;
+ }
+
+ if( (sunaddr=(struct sockaddr_un *)
+ malloc(sizeof(struct sockaddr_un))) == NULL )
+ {
+ PRMSG(1,
+ "TLITLIBindLocal: failed to allocate a sockaddr_un\n",
+ 0,0,0 );
+ t_free((char *)req,T_BIND);
+ return -1;
+ }
+
+ sunaddr->sun_family=AF_UNIX;
+
+#ifdef nuke
+ if( *port == '/' ) { /* A full pathname */
+ (void) strcpy(sunaddr->sun_path, port);
+ } else {
+ (void) sprintf(sunaddr->sun_path,"%s%s", TLINODENAME, port );
+ }
+#endif /*NUKE*/
+
+ (void) sprintf(sunaddr->sun_path,"%s%d",
+ TLINODENAME, getpid()^time(NULL) );
+
+ PRMSG(4, "TLITLIBindLocal: binding to %s\n",
+ sunaddr->sun_path, 0,0);
+
+ req->addr.buf=(char *)sunaddr;
+ req->addr.len=sizeof(*sunaddr);
+ req->addr.maxlen=sizeof(*sunaddr);
+ }
+
+ if( t_bind(fd, req, NULL) < 0 )
+ {
+ PRMSG(1,
+ "TLIBindLocal: Unable to bind TLI device to %s\n",
+ port, 0,0 );
+ if (sunaddr)
+ free((char *) sunaddr);
+ if (req)
+ t_free((char *)req,T_BIND);
+ return -1;
+ }
+ return 0;
+}
+
+static XtransConnInfo
+TRANS(TLIOpen)(char *device)
+
+{
+ XtransConnInfo ciptr;
+
+ PRMSG(3,"TLIOpen(%s)\n", device, 0,0 );
+
+ if( (ciptr=(XtransConnInfo)xcalloc(1,sizeof(struct _XtransConnInfo))) == NULL )
+ {
+ PRMSG(1, "TLIOpen: calloc failed\n", 0,0,0 );
+ return NULL;
+ }
+
+ if( (ciptr->fd=t_open( device, O_RDWR, NULL )) < 0 )
+ {
+ PRMSG(1, "TLIOpen: t_open failed for %s\n", device, 0,0 );
+ free(ciptr);
+ return NULL;
+ }
+
+ return ciptr;
+}
+
+
+#ifdef TRANS_REOPEN
+
+static XtransConnInfo
+TRANS(TLIReopen)(char *device, int fd, char *port)
+
+{
+ XtransConnInfo ciptr;
+
+ PRMSG(3,"TLIReopen(%s,%d, %s)\n", device, fd, port );
+
+ if (t_sync (fd) < 0)
+ {
+ PRMSG(1, "TLIReopen: t_sync failed\n", 0,0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=(XtransConnInfo)xcalloc(1,sizeof(struct _XtransConnInfo))) == NULL )
+ {
+ PRMSG(1, "TLIReopen: calloc failed\n", 0,0,0 );
+ return NULL;
+ }
+
+ ciptr->fd = fd;
+
+ return ciptr;
+}
+
+#endif /* TRANS_REOPEN */
+
+
+static int
+TRANS(TLIAddrToNetbuf)(int tlifamily, char *host, char *port,
+ struct netbuf *netbufp)
+
+{
+ struct netconfig *netconfigp;
+ struct nd_hostserv nd_hostserv;
+ struct nd_addrlist *nd_addrlistp = NULL;
+ void *handlep;
+ long lport;
+
+ PRMSG(3,"TLIAddrToNetbuf(%d,%s,%s)\n", tlifamily, host, port );
+
+ if( (handlep=setnetconfig()) == NULL )
+ return -1;
+
+ lport = strtol (port, (char**)NULL, 10);
+ if (lport < 1024 || lport > USHRT_MAX)
+ return -1;
+
+ nd_hostserv.h_host = host;
+ if( port && *port ) {
+ nd_hostserv.h_serv = port;
+ } else {
+ nd_hostserv.h_serv = NULL;
+ }
+
+ while( (netconfigp=getnetconfig(handlep)) != NULL )
+ {
+ if( strcmp(netconfigp->nc_protofmly,
+ TLItrans2devtab[tlifamily].protofamily) != 0 )
+ continue;
+ PRMSG(5,"TLIAddrToNetbuf: Trying to resolve %s.%s for %s\n",
+ host, port, TLItrans2devtab[tlifamily].protofamily );
+ if( netdir_getbyname(netconfigp,&nd_hostserv, &nd_addrlistp) == 0 )
+ {
+ /* we have at least one address to use */
+
+ PRMSG(5, "TLIAddrToNetbuf: found address for %s.%s\n", host, port, 0 );
+ PRMSG(5, "TLIAddrToNetbuf: %s\n",taddr2uaddr(netconfigp,nd_addrlistp->n_addrs),
+ 0,0 );
+
+ memcpy(netbufp->buf,nd_addrlistp->n_addrs->buf,
+ nd_addrlistp->n_addrs->len);
+ netbufp->len=nd_addrlistp->n_addrs->len;
+ endnetconfig(handlep);
+ return 0;
+ }
+ }
+ endnetconfig(handlep);
+
+ return -1;
+}
+
+/*
+ * These functions are the interface supplied in the Xtransport structure
+ */
+
+#ifdef TRANS_CLIENT
+
+static XtransConnInfo
+TRANS(TLIOpenCOTSClient)(Xtransport *thistrans, char *protocol,
+ char *host, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIOpenCOTSClient(%s,%s,%s)\n", protocol, host, port );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,"TLIOpenCOTSClient: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIOpen)(TLItrans2devtab[i].devcotsname)) == NULL )
+ {
+ PRMSG(1,"TLIOpenCOTSClient: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( TRANS(TLITLIBindLocal)(ciptr->fd,TLItrans2devtab[i].family,port) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCOTSClient: ...TLITLIBindLocal() failed: %d\n",
+ errno, 0,0 );
+ t_close(ciptr->fd);
+ xfree(ciptr);
+ return NULL;
+ }
+
+ if( TRANS(TLIGetAddr)(ciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCOTSClient: ...TLIGetAddr() failed: %d\n",
+ errno, 0,0 );
+ t_close(ciptr->fd);
+ xfree(ciptr);
+ return NULL;
+ }
+
+ /* Save the TLIFamily for later use in TLIAddrToNetbuf() lookups */
+ ciptr->index = i;
+
+ return ciptr;
+}
+
+#endif /* TRANS_CLIENT */
+
+
+#ifdef TRANS_SERVER
+
+static XtransConnInfo
+TRANS(TLIOpenCOTSServer)(Xtransport *thistrans, char *protocol,
+ char *host, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIOpenCOTSServer(%s,%s,%s)\n", protocol, host, port );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCOTSServer: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIOpen)(TLItrans2devtab[i].devcotsname)) == NULL )
+ {
+ PRMSG(1,
+ "TLIOpenCOTSServer: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ /* Set the family type */
+
+ ciptr->family = TLItrans2devtab[i].family;
+
+
+ /* Save the TLIFamily for later use in TLIAddrToNetbuf() lookups */
+
+ ciptr->index = i;
+
+ return ciptr;
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_CLIENT
+
+static XtransConnInfo
+TRANS(TLIOpenCLTSClient)(Xtransport *thistrans, char *protocol,
+ char *host, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIOpenCLTSClient(%s,%s,%s)\n", protocol, host, port );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSClient: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIOpen)(TLItrans2devtab[i].devcltsname)) == NULL )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSClient: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( TRANS(TLITLIBindLocal)(ciptr->fd,TLItrans2devtab[i].family,port) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSClient: ...TLITLIBindLocal() failed: %d\n",
+ errno, 0,0 );
+ t_close(ciptr->fd);
+ xfree(ciptr);
+ return NULL;
+ }
+
+ if( TRANS(TLIGetAddr)(ciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSClient: ...TLIGetPeerAddr() failed: %d\n",
+ errno, 0,0 );
+ t_close(ciptr->fd);
+ xfree(ciptr);
+ return NULL;
+ }
+
+ return ciptr;
+}
+
+#endif /* TRANS_CLIENT */
+
+
+#ifdef TRANS_SERVER
+
+static XtransConnInfo
+TRANS(TLIOpenCLTSServer)(Xtransport *thistrans, char *protocol,
+ char *host, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIOpenCLTSServer(%s,%s,%s)\n", protocol, host, port );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSServer: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIOpen)(TLItrans2devtab[i].devcltsname)) == NULL )
+ {
+ PRMSG(1,
+ "TLIOpenCLTSServer: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ return ciptr;
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_REOPEN
+
+static XtransConnInfo
+TRANS(TLIReopenCOTSServer)(Xtransport *thistrans, int fd, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIReopenCOTSServer(%d, %s)\n", fd, port, 0 );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,
+ "TLIReopenCOTSServer: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIReopen)(
+ TLItrans2devtab[i].devcotsname, fd, port)) == NULL )
+ {
+ PRMSG(1,
+ "TLIReopenCOTSServer: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ /* Save the TLIFamily for later use in TLIAddrToNetbuf() lookups */
+
+ ciptr->index = i;
+
+ return ciptr;
+}
+
+
+static XtransConnInfo
+TRANS(TLIReopenCLTSServer)(Xtransport *thistrans, int fd, char *port)
+
+{
+ XtransConnInfo ciptr;
+ int i;
+
+ PRMSG(2,"TLIReopenCLTSServer(%d, %s)\n", fd, port, 0 );
+
+ if( (i=TRANS(TLISelectFamily)(thistrans->TransName)) < 0 )
+ {
+ PRMSG(1,
+ "TLIReopenCLTSServer: Unable to determine device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ if( (ciptr=TRANS(TLIReopen)(
+ TLItrans2devtab[i].devcltsname, fd, port)) == NULL )
+ {
+ PRMSG(1,
+ "TLIReopenCLTSServer: Unable to open device for %s\n",
+ thistrans->TransName, 0,0 );
+ return NULL;
+ }
+
+ ciptr->index = i;
+
+ return ciptr;
+}
+
+#endif /* TRANS_REOPEN */
+
+
+static int
+TRANS(TLISetOption)(XtransConnInfo ciptr, int option, int arg)
+
+{
+ PRMSG(2,"TLISetOption(%d,%d,%d)\n", ciptr->fd, option, arg );
+
+ return -1;
+}
+
+
+#ifdef TRANS_SERVER
+
+static int
+TRANS(TLICreateListener)(XtransConnInfo ciptr, struct t_bind *req)
+
+{
+ struct t_bind *ret;
+
+ PRMSG(2,"TLICreateListener(%x->%d,%x)\n", ciptr, ciptr->fd, req );
+
+ if( (ret=(struct t_bind *)t_alloc(ciptr->fd,T_BIND,T_ALL)) == NULL )
+ {
+ PRMSG(1, "TLICreateListener: failed to allocate a t_bind\n",
+ 0,0,0 );
+ t_free((char *)req,T_BIND);
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ if( t_bind(ciptr->fd, req, ret) < 0 )
+ {
+ PRMSG(1, "TLICreateListener: t_bind failed\n", 0,0,0 );
+ t_free((char *)req,T_BIND);
+ t_free((char *)ret,T_BIND);
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ if( memcmp(req->addr.buf,ret->addr.buf,req->addr.len) != 0 )
+ {
+ PRMSG(1, "TLICreateListener: unable to bind to %x\n",
+ req, 0,0 );
+ t_free((char *)req,T_BIND);
+ t_free((char *)ret,T_BIND);
+ return TRANS_ADDR_IN_USE;
+ }
+
+ /*
+ * Everything looks good: fill in the XtransConnInfo structure.
+ */
+
+ if( (ciptr->addr=(char *)xalloc(ret->addr.len)) == NULL )
+ {
+ PRMSG(1,
+ "TLICreateListener: Unable to allocate space for the address\n",
+ 0,0,0 );
+ t_free((char *)req,T_BIND);
+ t_free((char *)ret, T_BIND);
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ ciptr->addrlen=ret->addr.len;
+ memcpy(ciptr->addr,ret->addr.buf,ret->addr.len);
+
+ t_free((char *)req,T_BIND);
+ t_free((char *)ret, T_BIND);
+
+ return 0;
+}
+
+
+static int
+TRANS(TLIINETCreateListener)(XtransConnInfo ciptr, char *port, unsigned int flags)
+
+{
+ char portbuf[PORTBUFSIZE];
+ struct t_bind *req;
+ struct sockaddr_in *sinaddr;
+ long tmpport;
+
+ PRMSG(2,"TLIINETCreateListener(%x->%d,%s)\n", ciptr,
+ ciptr->fd, port ? port : "NULL" );
+
+#ifdef X11_t
+ /*
+ * X has a well known port, that is transport dependent. It is easier
+ * to handle it here, than try and come up with a transport independent
+ * representation that can be passed in and resolved the usual way.
+ *
+ * The port that is passed here is really a string containing the idisplay
+ * from ConnectDisplay().
+ */
+
+ if (is_numeric (port))
+ {
+ tmpport = X_TCP_PORT + strtol (port, (char**)NULL, 10);
+ sprintf(portbuf,"%u", tmpport);
+ port = portbuf;
+ }
+#endif
+
+ if( (req=(struct t_bind *)t_alloc(ciptr->fd,T_BIND,T_ALL)) == NULL )
+ {
+ PRMSG(1,
+ "TLIINETCreateListener: failed to allocate a t_bind\n",
+ 0,0,0 );
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ if( port && *port ) {
+ if(TRANS(TLIAddrToNetbuf)(ciptr->index,HOST_SELF,port,&(req->addr)) < 0)
+ {
+ PRMSG(1,
+ "TLIINETCreateListener: can't resolve name:HOST_SELF.%s\n",
+ port, 0,0 );
+ t_free((char *)req,T_BIND);
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+ } else {
+ sinaddr=(struct sockaddr_in *) req->addr.buf;
+ sinaddr->sin_family=AF_INET;
+ sinaddr->sin_port=htons(0);
+ sinaddr->sin_addr.s_addr=0;
+ }
+
+ /* Set the qlen */
+
+ req->qlen=1;
+
+ return TRANS(TLICreateListener)(ciptr, req);
+}
+
+
+static int
+TRANS(TLITLICreateListener)(XtransConnInfo ciptr, char *port, unsigned int flags)
+
+{
+ struct t_bind *req;
+ struct sockaddr_un *sunaddr;
+ int ret_value;
+
+ PRMSG(2,"TLITLICreateListener(%x->%d,%s)\n", ciptr, ciptr->fd,
+ port ? port : "NULL");
+
+ if( (req=(struct t_bind *)t_alloc(ciptr->fd,T_BIND,0)) == NULL )
+ {
+ PRMSG(1,
+ "TLITLICreateListener: failed to allocate a t_bind\n",
+ 0,0,0 );
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ if( (sunaddr=(struct sockaddr_un *)
+ malloc(sizeof(struct sockaddr_un))) == NULL )
+ {
+ PRMSG(1,
+ "TLITLICreateListener: failed to allocate a sockaddr_un\n",
+ 0,0,0 );
+ t_free((char *)req,T_BIND);
+ return TRANS_CREATE_LISTENER_FAILED;
+ }
+
+ sunaddr->sun_family=AF_UNIX;
+ if( port && *port ) {
+ if( *port == '/' ) { /* A full pathname */
+ (void) strcpy(sunaddr->sun_path, port);
+ } else {
+ (void) sprintf(sunaddr->sun_path,"%s%s", TLINODENAME, port );
+ }
+ } else {
+ (void) sprintf(sunaddr->sun_path,"%s%d", TLINODENAME, getpid());
+ }
+
+ req->addr.buf=(char *)sunaddr;
+ req->addr.len=sizeof(*sunaddr);
+ req->addr.maxlen=sizeof(*sunaddr);
+
+ /* Set the qlen */
+
+ req->qlen=1;
+
+ ret_value = TRANS(TLICreateListener)(ciptr, req);
+
+ free((char *) sunaddr);
+
+ return ret_value;
+}
+
+
+static XtransConnInfo
+TRANS(TLIAccept)(XtransConnInfo ciptr, int *status)
+
+{
+ struct t_call *call;
+ XtransConnInfo newciptr;
+ int i;
+
+ PRMSG(2,"TLIAccept(%x->%d)\n", ciptr, ciptr->fd, 0 );
+
+ if( (call=(struct t_call *)t_alloc(ciptr->fd,T_CALL,T_ALL)) == NULL )
+ {
+ PRMSG(1, "TLIAccept() failed to allocate a t_call\n", 0,0,0 );
+ *status = TRANS_ACCEPT_BAD_MALLOC;
+ return NULL;
+ }
+
+ if( t_listen(ciptr->fd,call) < 0 )
+ {
+ extern char *t_errlist[];
+ extern int t_errno;
+ PRMSG(1, "TLIAccept() t_listen() failed\n", 0,0,0 );
+ PRMSG(1, "TLIAccept: %s\n", t_errlist[t_errno], 0,0 );
+ t_free((char *)call,T_CALL);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ /*
+ * Now we need to set up the new endpoint for the incoming connection.
+ */
+
+ i=ciptr->index; /* Makes the next line more readable */
+
+ if( (newciptr=TRANS(TLIOpen)(TLItrans2devtab[i].devcotsname)) == NULL )
+ {
+ PRMSG(1, "TLIAccept() failed to open a new endpoint\n", 0,0,0 );
+ t_free((char *)call,T_CALL);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ if( TRANS(TLITLIBindLocal)(newciptr->fd,TLItrans2devtab[i].family,"") < 0 )
+ {
+ PRMSG(1,
+ "TLIAccept: TRANS(TLITLIBindLocal)() failed: %d\n",
+ errno, 0,0 );
+ t_free((char *)call,T_CALL);
+ t_close(newciptr->fd);
+ xfree(newciptr);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+
+ if( t_accept(ciptr->fd,newciptr->fd,call) < 0 )
+ {
+ extern char *t_errlist[];
+ extern int t_errno;
+ PRMSG(1, "TLIAccept() t_accept() failed\n", 0,0,0 );
+ PRMSG(1, "TLIAccept: %s\n", t_errlist[t_errno], 0,0 );
+ if( t_errno == TLOOK )
+ {
+ int evtype = t_look(ciptr->fd);
+ PRMSG(1, "TLIAccept() t_look() returned %d\n", evtype,0,0 );
+ switch( evtype )
+ {
+ case T_DISCONNECT:
+ if( t_rcvdis(ciptr->fd, NULL) < 0 )
+ {
+ PRMSG(1, "TLIAccept() t_rcvdis() failed\n", 0,0,0 );
+ PRMSG(1, "TLIAccept: %s\n", t_errlist[t_errno], 0,0 );
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ t_free((char *)call,T_CALL);
+ t_close(newciptr->fd);
+ free(newciptr);
+ *status = TRANS_ACCEPT_FAILED;
+ return NULL;
+ }
+
+ t_free((char *)call,T_CALL);
+
+ if( TRANS(TLIGetAddr)(newciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIAccept: TRANS(TLIGetPeerAddr)() failed: %d\n",
+ errno, 0,0 );
+ t_close(newciptr->fd);
+ xfree(newciptr);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ if( TRANS(TLIGetPeerAddr)(newciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIAccept: TRANS(TLIGetPeerAddr)() failed: %d\n",
+ errno, 0,0 );
+ t_close(newciptr->fd);
+ xfree(newciptr->addr);
+ xfree(newciptr);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ if( ioctl(newciptr->fd, I_POP,"timod") < 0 )
+ {
+ PRMSG(1, "TLIAccept() ioctl(I_POP, \"timod\") failed %d\n",
+ errno,0,0 );
+ t_close(newciptr->fd);
+ xfree(newciptr->addr);
+ xfree(newciptr);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ if( ioctl(newciptr->fd, I_PUSH,"tirdwr") < 0 )
+ {
+ PRMSG(1, "TLIAccept() ioctl(I_PUSH,\"tirdwr\") failed %d\n",
+ errno,0,0 );
+ t_close(newciptr->fd);
+ xfree(newciptr->addr);
+ xfree(newciptr);
+ *status = TRANS_ACCEPT_MISC_ERROR;
+ return NULL;
+ }
+
+ *status = 0;
+
+ return newciptr;
+}
+
+#endif /* TRANS_SERVER */
+
+
+#ifdef TRANS_CLIENT
+
+static int
+TRANS(TLIConnect)(XtransConnInfo ciptr, struct t_call *sndcall )
+
+{
+ PRMSG(2, "TLIConnect(%x->%d,%x)\n", ciptr, ciptr->fd, sndcall);
+
+ if( t_connect(ciptr->fd,sndcall,NULL) < 0 )
+ {
+ extern char *t_errlist[];
+ extern int t_errno;
+ PRMSG(1, "TLIConnect() t_connect() failed\n", 0,0,0 );
+ PRMSG(1, "TLIConnect: %s\n", t_errlist[t_errno], 0,0 );
+ t_free((char *)sndcall,T_CALL);
+ if (t_errno == TLOOK && t_look(ciptr->fd) == T_DISCONNECT)
+ {
+ t_rcvdis(ciptr->fd,NULL);
+ return TRANS_TRY_CONNECT_AGAIN;
+ }
+ else
+ return TRANS_CONNECT_FAILED;
+ }
+
+ t_free((char *)sndcall,T_CALL);
+
+ /*
+ * Sync up the address fields of ciptr.
+ */
+
+ if( TRANS(TLIGetAddr)(ciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIConnect: ...TLIGetAddr() failed: %d\n",
+ errno, 0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ if( TRANS(TLIGetPeerAddr)(ciptr) < 0 )
+ {
+ PRMSG(1,
+ "TLIConnect: ...TLIGetPeerAddr() failed: %d\n",
+ errno, 0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ if( ioctl(ciptr->fd, I_POP,"timod") < 0 )
+ {
+ PRMSG(1, "TLIConnect() ioctl(I_POP,\"timod\") failed %d\n",
+ errno,0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ if( ioctl(ciptr->fd, I_PUSH,"tirdwr") < 0 )
+ {
+ PRMSG(1, "TLIConnect() ioctl(I_PUSH,\"tirdwr\") failed %d\n",
+ errno,0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ return 0;
+}
+
+
+static int
+TRANS(TLIINETConnect)(XtransConnInfo ciptr, char *host, char *port)
+
+{
+ char portbuf[PORTBUFSIZE];
+ struct t_call *sndcall;
+ long tmpport;
+
+ PRMSG(2, "TLIINETConnect(%s,%s)\n", host, port, 0);
+
+#ifdef X11_t
+ /*
+ * X has a well known port, that is transport dependant. It is easier
+ * to handle it here, than try and come up with a transport independent
+ * representation that can be passed in and resolved the usual way.
+ *
+ * The port that is passed here is really a string containing the idisplay
+ * from ConnectDisplay().
+ */
+
+ if (is_numeric (port))
+ {
+ tmpport = X_TCP_PORT + strtol (port, (char**)NULL, 10);
+ sprintf(portbuf,"%u", tmpport );
+ port = portbuf;
+ }
+#endif
+
+ if( (sndcall=(struct t_call *)t_alloc(ciptr->fd,T_CALL,T_ALL)) == NULL )
+ {
+ PRMSG(1, "TLIINETConnect() failed to allocate a t_call\n", 0,0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ if( TRANS(TLIAddrToNetbuf)(ciptr->index, host, port, &(sndcall->addr) ) < 0 )
+ {
+ PRMSG(1, "TLIINETConnect() unable to resolve name:%s.%s\n",
+ host, port, 0 );
+ t_free((char *)sndcall,T_CALL);
+ return TRANS_CONNECT_FAILED;
+ }
+
+ return TRANS(TLIConnect)(ciptr, sndcall );
+}
+
+
+static int
+TRANS(TLITLIConnect)(XtransConnInfo ciptr, char *host, char *port)
+
+{
+ struct t_call *sndcall;
+ struct sockaddr_un *sunaddr;
+ int ret_value;
+
+ PRMSG(2, "TLITLIConnect(%s,%s)\n", host, port, 0);
+
+ if( (sndcall=(struct t_call *)t_alloc(ciptr->fd,T_CALL,T_OPT|T_UDATA)) == NULL )
+ {
+ PRMSG(1, "TLITLIConnect() failed to allocate a t_call\n", 0,0,0 );
+ return TRANS_CONNECT_FAILED;
+ }
+
+ if( (sunaddr=(struct sockaddr_un *)
+ malloc(sizeof(struct sockaddr_un))) == NULL )
+ {
+ PRMSG(1,
+ "TLITLIConnect: failed to allocate a sockaddr_un\n",
+ 0,0,0 );
+ t_free((char *)sndcall,T_CALL);
+ return TRANS_CONNECT_FAILED;
+ }
+
+ sunaddr->sun_family=AF_UNIX;
+ if( *port == '/' ||
+ strncmp (port, TLINODENAME, strlen (TLINODENAME)) == 0) {
+ /* Use the port as is */
+ (void) strcpy(sunaddr->sun_path, port);
+ } else {
+ (void) sprintf(sunaddr->sun_path,"%s%s", TLINODENAME, port );
+ }
+
+ sndcall->addr.buf=(char *)sunaddr;
+ sndcall->addr.len=sizeof(*sunaddr);
+ sndcall->addr.maxlen=sizeof(*sunaddr);
+
+ ret_value = TRANS(TLIConnect)(ciptr, sndcall );
+
+ free((char *) sunaddr);
+
+ return ret_value;
+}
+
+#endif /* TRANS_CLIENT */
+
+
+static int
+TRANS(TLIBytesReadable)(XtransConnInfo ciptr, BytesReadable_t *pend)
+
+{
+ int ret;
+ struct pollfd filedes;
+
+ PRMSG(2, "TLIByteReadable(%x->%d,%x)\n", ciptr, ciptr->fd, pend );
+
+ /*
+ * This function should detect hangup conditions. Use poll to check
+ * if no data is present. On SVR4, the M_HANGUP message sits on the
+ * streams head, and ioctl(N_READ) keeps returning 0 because there is
+ * no data available. The hangup goes undetected, and the client hangs.
+ */
+
+ ret=ioctl(ciptr->fd, I_NREAD, (char *)pend);
+
+ if( ret != 0 )
+ return ret; /* Data present or error */
+
+
+ /* Zero data, or POLLHUP message */
+
+ filedes.fd=ciptr->fd;
+ filedes.events=POLLIN;
+
+ ret=poll(&filedes, 1, 0);
+
+ if( ret == 0 ) {
+ *pend=0;
+ return 0; /* Really, no data */
+ }
+
+ if( ret < 0 )
+ return -1; /* just pass back the error */
+
+ if( filedes.revents & (POLLHUP|POLLERR) ) /* check for hangup */
+ return -1;
+
+ /* Should only get here if data arrived after the first ioctl() */
+ return ioctl(ciptr->fd, I_NREAD, (char *)pend);
+}
+
+
+static int
+TRANS(TLIRead)(XtransConnInfo ciptr, char *buf, int size)
+
+{
+ PRMSG(2, "TLIRead(%d,%x,%d)\n", ciptr->fd, buf, size );
+
+ return read(ciptr->fd,buf,size);
+}
+
+
+static int
+TRANS(TLIWrite)(XtransConnInfo ciptr, char *buf, int size)
+
+{
+ PRMSG(2, "TLIWrite(%d,%x,%d)\n", ciptr->fd, buf, size );
+
+ return write(ciptr->fd,buf,size);
+}
+
+
+static int
+TRANS(TLIReadv)(XtransConnInfo ciptr, struct iovec *buf, int size)
+
+{
+ PRMSG(2, "TLIReadv(%d,%x,%d)\n", ciptr->fd, buf, size );
+
+ return READV(ciptr,buf,size);
+}
+
+
+static int
+TRANS(TLIWritev)(XtransConnInfo ciptr, struct iovec *buf, int size)
+
+{
+ PRMSG(2, "TLIWritev(%d,%x,%d)\n", ciptr->fd, buf, size );
+
+ return WRITEV(ciptr,buf,size);
+}
+
+
+static int
+TRANS(TLIDisconnect)(XtransConnInfo ciptr)
+
+{
+ PRMSG(2, "TLIDisconnect(%x->%d)\n", ciptr, ciptr->fd, 0 );
+
+ /*
+ * Restore the TLI modules so that the connection can be properly shutdown.
+ * This avoids the situation where a connection goes into the TIME_WAIT
+ * state, and the address remains unavailable for a while.
+ */
+ ioctl(ciptr->fd, I_POP,"tirdwr");
+ ioctl(ciptr->fd, I_PUSH,"timod");
+
+ t_snddis(ciptr->fd,NULL);
+
+ return 0;
+}
+
+
+static int
+TRANS(TLIClose)(XtransConnInfo ciptr)
+
+{
+ PRMSG(2, "TLIClose(%x->%d)\n", ciptr, ciptr->fd, 0 );
+
+ t_unbind(ciptr->fd);
+
+ return (t_close(ciptr->fd));
+}
+
+
+static int
+TRANS(TLICloseForCloning)(XtransConnInfo ciptr)
+
+{
+ /*
+ * Don't unbind.
+ */
+
+ PRMSG(2, "TLICloseForCloning(%x->%d)\n", ciptr, ciptr->fd, 0 );
+
+ return (t_close(ciptr->fd));
+}
+
+
+Xtransport TRANS(TLITCPFuncs) = {
+ /* TLI Interface */
+ "tcp",
+ 0,
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCOTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ NULL,
+ TRANS(TLIOpenCOTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCLTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ TRANS(TLIOpenCLTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_REOPEN
+ TRANS(TLIReopenCOTSServer),
+ TRANS(TLIReopenCLTSServer),
+#endif
+ TRANS(TLISetOption),
+#ifdef TRANS_SERVER
+ TRANS(TLIINETCreateListener),
+ NULL, /* ResetListener */
+ TRANS(TLIAccept),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLIINETConnect),
+#endif /* TRANS_CLIENT */
+ TRANS(TLIBytesReadable),
+ TRANS(TLIRead),
+ TRANS(TLIWrite),
+ TRANS(TLIReadv),
+ TRANS(TLIWritev),
+ TRANS(TLIDisconnect),
+ TRANS(TLIClose),
+ TRANS(TLICloseForCloning),
+};
+
+#ifdef TRANS_SERVER
+static char * inet_aliases[] = { "tcp", NULL };
+#endif
+Xtransport TRANS(TLIINETFuncs) = {
+ /* TLI Interface */
+ "inet",
+ TRANS_ALIAS,
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCOTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ inet_aliases,
+ TRANS(TLIOpenCOTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCLTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ TRANS(TLIOpenCLTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_REOPEN
+ TRANS(TLIReopenCOTSServer),
+ TRANS(TLIReopenCLTSServer),
+#endif
+ TRANS(TLISetOption),
+#ifdef TRANS_SERVER
+ TRANS(TLIINETCreateListener),
+ NULL, /* ResetListener */
+ TRANS(TLIAccept),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLIINETConnect),
+#endif /* TRANS_CLIENT */
+ TRANS(TLIBytesReadable),
+ TRANS(TLIRead),
+ TRANS(TLIWrite),
+ TRANS(TLIReadv),
+ TRANS(TLIWritev),
+ TRANS(TLIDisconnect),
+ TRANS(TLIClose),
+ TRANS(TLICloseForCloning),
+};
+
+Xtransport TRANS(TLITLIFuncs) = {
+ /* TLI Interface */
+ "tli",
+ 0,
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCOTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ NULL,
+ TRANS(TLIOpenCOTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLIOpenCLTSClient),
+#endif /* TRANS_CLIENT */
+#ifdef TRANS_SERVER
+ TRANS(TLIOpenCLTSServer),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_REOPEN
+ TRANS(TLIReopenCOTSServer),
+ TRANS(TLIReopenCLTSServer),
+#endif
+ TRANS(TLISetOption),
+#ifdef TRANS_SERVER
+ TRANS(TLITLICreateListener),
+ NULL, /* ResetListener */
+ TRANS(TLIAccept),
+#endif /* TRANS_SERVER */
+#ifdef TRANS_CLIENT
+ TRANS(TLITLIConnect),
+#endif /* TRANS_CLIENT */
+ TRANS(TLIBytesReadable),
+ TRANS(TLIRead),
+ TRANS(TLIWrite),
+ TRANS(TLIReadv),
+ TRANS(TLIWritev),
+ TRANS(TLIDisconnect),
+ TRANS(TLIClose),
+ TRANS(TLICloseForCloning),
+};