diff options
Diffstat (limited to 'src/listen.c')
| -rw-r--r-- | src/listen.c | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/src/listen.c b/src/listen.c new file mode 100644 index 0000000..cee141f --- /dev/null +++ b/src/listen.c @@ -0,0 +1,280 @@ +/* $Xorg: listen.c,v 1.5 2001/02/09 02:03:26 xorgcvs Exp $ */ +/****************************************************************************** + + +Copyright 1993, 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. + +Author: Ralph Mor, X Consortium +******************************************************************************/ + +#include <X11/ICE/ICElib.h> +#include "ICElibint.h" +#include <X11/Xtrans.h> +#include <stdio.h> + + +Status +IceListenForConnections (countRet, listenObjsRet, errorLength, errorStringRet) + +int *countRet; +IceListenObj **listenObjsRet; +int errorLength; +char *errorStringRet; + +{ + struct _IceListenObj *listenObjs; + char *networkId; + int transCount, partial, i, j; + Status status = 1; + XtransConnInfo *transConns = NULL; + + + if ((_IceTransMakeAllCOTSServerListeners (NULL, &partial, + &transCount, &transConns) < 0) || (transCount < 1)) + { + *listenObjsRet = NULL; + *countRet = 0; + + strncpy (errorStringRet, + "Cannot establish any listening sockets", errorLength); + + return (0); + } + + if ((listenObjs = (struct _IceListenObj *) malloc ( + transCount * sizeof (struct _IceListenObj))) == NULL) + { + for (i = 0; i < transCount; i++) + _IceTransClose (transConns[i]); + free ((char *) transConns); + return (0); + } + + *countRet = 0; + + for (i = 0; i < transCount; i++) + { + networkId = _IceTransGetMyNetworkId (transConns[i]); + + if (networkId) + { + listenObjs[*countRet].trans_conn = transConns[i]; + listenObjs[*countRet].network_id = networkId; + + (*countRet)++; + } + } + + if (*countRet == 0) + { + *listenObjsRet = NULL; + + strncpy (errorStringRet, + "Cannot establish any listening sockets", errorLength); + + status = 0; + } + else + { + *listenObjsRet = (IceListenObj *) malloc ( + *countRet * sizeof (IceListenObj)); + + if (*listenObjsRet == NULL) + { + strncpy (errorStringRet, "Malloc failed", errorLength); + + status = 0; + } + else + { + for (i = 0; i < *countRet; i++) + { + (*listenObjsRet)[i] = (IceListenObj) malloc ( + sizeof (struct _IceListenObj)); + + if ((*listenObjsRet)[i] == NULL) + { + strncpy (errorStringRet, "Malloc failed", errorLength); + + for (j = 0; j < i; j++) + free ((char *) (*listenObjsRet)[j]); + + free ((char *) *listenObjsRet); + + status = 0; + } + else + { + *((*listenObjsRet)[i]) = listenObjs[i]; + } + } + } + } + + if (status == 1) + { + if (errorStringRet && errorLength > 0) + *errorStringRet = '\0'; + + for (i = 0; i < *countRet; i++) + { + (*listenObjsRet)[i]->host_based_auth_proc = NULL; + } + } + else + { + for (i = 0; i < transCount; i++) + _IceTransClose (transConns[i]); + } + + free ((char *) listenObjs); + free ((char *) transConns); + + return (status); +} + + + +int +IceGetListenConnectionNumber (listenObj) + +IceListenObj listenObj; + +{ + return (_IceTransGetConnectionNumber (listenObj->trans_conn)); +} + + + +char * +IceGetListenConnectionString (listenObj) + +IceListenObj listenObj; + +{ + char *networkId; + + networkId = (char *) malloc (strlen (listenObj->network_id) + 1); + + if (networkId) + strcpy (networkId, listenObj->network_id); + + return (networkId); +} + + + +char * +IceComposeNetworkIdList (count, listenObjs) + +int count; +IceListenObj *listenObjs; + +{ + char *list; + int len = 0; + int i; + + if (count < 1 || listenObjs == NULL) + return (NULL); + + for (i = 0; i < count; i++) + len += (strlen (listenObjs[i]->network_id) + 1); + + list = (char *) malloc (len); + + if (list == NULL) + return (NULL); + else + { + int doneCount = 0; + + list[0] = '\0'; + + for (i = 0; i < count; i++) + { + if (_IceTransIsLocal (listenObjs[i]->trans_conn)) + { + strcat (list, listenObjs[i]->network_id); + doneCount++; + if (doneCount < count) + strcat (list, ","); + } + } + + if (doneCount < count) + { + for (i = 0; i < count; i++) + { + if (!_IceTransIsLocal (listenObjs[i]->trans_conn)) + { + strcat (list, listenObjs[i]->network_id); + doneCount++; + if (doneCount < count) + strcat (list, ","); + } + } + } + + return (list); + } +} + + + +void +IceFreeListenObjs (count, listenObjs) + +int count; +IceListenObj *listenObjs; + +{ + int i; + + for (i = 0; i < count; i++) + { + free (listenObjs[i]->network_id); + _IceTransClose (listenObjs[i]->trans_conn); + free ((char *) listenObjs[i]); + } + + free ((char *) listenObjs); +} + + + +/* + * Allow host based authentication for the ICE Connection Setup. + * Do not confuse with the host based authentication callbacks that + * can be set up in IceRegisterForProtocolReply. + */ + +void +IceSetHostBasedAuthProc (listenObj, hostBasedAuthProc) + +IceListenObj listenObj; +IceHostBasedAuthProc hostBasedAuthProc; + +{ + listenObj->host_based_auth_proc = hostBasedAuthProc; +} |