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comparison common-channel.c @ 7:425ed5c20157

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Chantype handling is sorted
author Matt Johnston <matt@ucc.asn.au>
date Wed, 02 Jun 2004 04:59:49 +0000
parents ab00ef513e97
children 7f77962de998
comparison
equal deleted inserted replaced
6:ab00ef513e97 7:425ed5c20157
94 94
95 /* Create a new channel entry, send a reply confirm or failure */ 95 /* Create a new channel entry, send a reply confirm or failure */
96 /* If remotechan, transwindow and transmaxpacket are not know (for a new 96 /* If remotechan, transwindow and transmaxpacket are not know (for a new
97 * outgoing connection, with them to be filled on confirmation), they should 97 * outgoing connection, with them to be filled on confirmation), they should
98 * all be set to 0 */ 98 * all be set to 0 */
99 struct Channel* newchannel(unsigned int remotechan, struct ChanType *type, 99 struct Channel* newchannel(unsigned int remotechan,
100 const struct ChanType *type,
100 unsigned int transwindow, unsigned int transmaxpacket) { 101 unsigned int transwindow, unsigned int transmaxpacket) {
101 102
102 struct Channel * newchan; 103 struct Channel * newchan;
103 unsigned int i, j; 104 unsigned int i, j;
104 105
533 if (channel == NULL) { 534 if (channel == NULL) {
534 /* disconnect ? */ 535 /* disconnect ? */
535 dropbear_exit("Unknown channel"); 536 dropbear_exit("Unknown channel");
536 } 537 }
537 538
538 TRACE(("chan type is %d", channel->type));
539
540 if (channel->type->reqhandler) { 539 if (channel->type->reqhandler) {
541 channel->type->reqhandler(channel); 540 channel->type->reqhandler(channel);
542 } else { 541 } else {
543 send_msg_channel_failure(channel); 542 send_msg_channel_failure(channel);
544 } 543 }
735 734
736 unsigned char *type; 735 unsigned char *type;
737 unsigned int typelen; 736 unsigned int typelen;
738 unsigned int remotechan, transwindow, transmaxpacket; 737 unsigned int remotechan, transwindow, transmaxpacket;
739 struct Channel *channel; 738 struct Channel *channel;
739 const struct ChanType **cp;
740 const struct ChanType *chantype; 740 const struct ChanType *chantype;
741 unsigned int errtype = SSH_OPEN_UNKNOWN_CHANNEL_TYPE; 741 unsigned int errtype = SSH_OPEN_UNKNOWN_CHANNEL_TYPE;
742 int ret; 742 int ret;
743 743
744 744
756 /* figure what type of packet it is */ 756 /* figure what type of packet it is */
757 if (typelen > MAX_NAME_LEN) { 757 if (typelen > MAX_NAME_LEN) {
758 goto failure; 758 goto failure;
759 } 759 }
760 760
761 /* Get the channel type. This will depend if it is a client or a server, 761 /* Get the channel type. Client and server style invokation will set up a
762 * so we iterate through the connection-specific list which was 762 * different list for ses.chantypes at startup. We just iterate through
763 * set up when the connection started */ 763 * this list and find the matching name */
764 for (chantype = ses.chantypes[0]; chantype != NULL; chantype++) { 764 for (cp = &ses.chantypes[0], chantype = (*cp);
765 chantype != NULL;
766 cp++, chantype = (*cp)) {
765 if (strcmp(type, chantype->name) == 0) { 767 if (strcmp(type, chantype->name) == 0) {
766 break; 768 break;
767 } 769 }
768 } 770 }
769 771
770 if (chantype == NULL) { 772 if (chantype == NULL) {
773 TRACE(("No matching type for '%s'", type));
771 goto failure; 774 goto failure;
772 } 775 }
776
777 TRACE(("matched type '%s'", type));
773 778
774 /* create the channel */ 779 /* create the channel */
775 channel = newchannel(remotechan, chantype, transwindow, transmaxpacket); 780 channel = newchannel(remotechan, chantype, transwindow, transmaxpacket);
776 781
777 if (channel == NULL) { 782 if (channel == NULL) {